CN109739892A - The method and system of grading extension are carried out to the data acquisition request in internet - Google Patents

The method and system of grading extension are carried out to the data acquisition request in internet Download PDF

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Publication number
CN109739892A
CN109739892A CN201811614715.0A CN201811614715A CN109739892A CN 109739892 A CN109739892 A CN 109739892A CN 201811614715 A CN201811614715 A CN 201811614715A CN 109739892 A CN109739892 A CN 109739892A
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China
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mobile terminal
network
data
attribute
search condition
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CN201811614715.0A
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CN109739892B (en
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不公告发明人
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Shenzhen Qianhai net new technology Co.,Ltd.
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王梅
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Priority to CN201811614715.0A priority Critical patent/CN109739892B/en
Priority to CN202110027505.7A priority patent/CN112732769A/en
Priority to CN202110027516.5A priority patent/CN112800096A/en
Publication of CN109739892A publication Critical patent/CN109739892A/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24—Querying
    • G06F16/245—Query processing
    • G06F16/2457—Query processing with adaptation to user needs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database

Abstract

The invention discloses the method and system that the data acquisition request in a kind of pair of internet carries out grading extension, and wherein method includes: the identifier that certificate server of the mobile terminal into internet sends network connecting request, the network address of mobile terminal and mobile terminal；Content server of the certificate server into internet sends random string and the first cryptographic Hash；Content server generates the second cryptographic Hash and collection of metadata is sent to the mobile terminal when second cryptographic Hash is equal with the first cryptographic Hash；First attribute of the network connecting request of the mobile terminal and the second attribute are sent to content server by certificate server；Content server is retrieved according to the first attribute and the second attribute of network connecting request to obtain multiple data files.

Description

The method and system of grading extension are carried out to the data acquisition request in internet
Technical field
The present invention relates to internet areas, and more particularly, to the data acquisition request in a kind of pair of internet into The method and system of row grading extension.
Background technique
It currently, the content server in internet is used to store multiple data files in internet, and is internet The mobile terminal of interior legitimate user or user provide the access for being directed to particular data file.As the user in internet is more next More, different users, which would generally have, to be had different needs and internet may be needed to provide different services.However, existing There is no there is the side for carrying out classification processing to the access request of user according to user gradation or the authentication grade of user in technology Case.
Summary of the invention
According to an aspect of the present invention, the side that the data acquisition request in a kind of pair of internet carries out grading extension is provided Method, which comprises
Certificate server of the mobile terminal into internet sends network connecting request, the network address of mobile terminal and shifting The identifier of dynamic terminal, the network connecting request include: authentication data and network connection duration；
When certificate server receives network connecting request, the network address of mobile terminal and mobile terminal from mobile terminal Identifier after, in the case where not verified to the authentication data in the network connecting request, based on mobile terminal Identifier generates random string and generates the first combining characters string based on the network address of random string and mobile terminal, right The first combining characters string carries out Hash calculation using the first hash function to generate the first cryptographic Hash, and certificate server is to institute It states mobile terminal transmission and has been used to indicate the identifier of the network connecting request, the network address of mobile terminal and mobile terminal The first response message through being received, and content server of the certificate server into internet sends the random string With the first cryptographic Hash；First response message further includes the network address of content server；
In response to receiving the first response message, mobile terminal sends data acquisition request and movement eventually to content server The network address at end, the content server are based on received from the received random string of certificate server and from mobile terminal The network address of mobile terminal generates the second combining characters string, is carried out to the second combining characters string using the second hash function Hash calculation is to generate the second cryptographic Hash, and when second cryptographic Hash is equal with the first cryptographic Hash, the content server exists In the case where not receiving verification result associated with the mobile terminal from certificate server, according to the mobile terminal Search condition in transmitted data acquisition request is retrieved to determine all data files associated with search condition, And the metadata of each data file in all data files associated with search condition is formed into collection of metadata, it will be described Collection of metadata is sent to the mobile terminal without by the arbitrary data in all data files associated with search condition File is sent to the mobile terminal；
The mobile terminal receives the metadata set and merges collection of metadata storage in the first memory, right The collection of metadata is parsed with the metadata of each data file of determination, is determined according to the metadata of each data file The sizes of memory of each data file determines institute associated with the search condition according to the sizes of memory of each data file There is total sizes of memory of data file, the mobile terminal is determined according to total sizes of memory and spreading coefficient in the second storage Reserved storage space in device；When the mobile terminal determines that the residual memory space in second memory is greater than reserved storage sky Between when, Xiang Suoshu certificate server, which is sent, is used to indicate available second response message of memory space of the mobile terminal；
The same of the random string and the first cryptographic Hash is sent in content server of the certificate server into internet When, the certificate server obtains authentication data and network connection duration in the network connecting request, recognizes described Card data parsed in the determination authentication data whether include mobile terminal user input finger print information, in determination Include in the authentication data user's input finger print information in the case where according to the identifier of mobile terminal from certificate server The pre-stored finger print information of user that mobile terminal is obtained in interior authentication database, when the finger print information and use of user's input When the pre-stored finger print information in family is identical, privately owned grade is set by the first attribute of the network connecting request of the mobile terminal Not；It does not include the finger print information that user inputs or the finger print information that the user inputs and user in the authentication data when determining When pre-stored finger print information is not identical, common level is set by the first attribute of the network connecting request of the mobile terminal Not；
The certificate server obtains video information and audio-frequency information in the authentication data, determines the video information With the time synchronization degree of audio-frequency information, when the video information and the time synchronization degree of audio-frequency information are greater than synchronization threshold When, determine the resolution ratio of the video information；
When the resolution ratio of the video information is greater than high-resolution threshold value, by the network connecting request of the mobile terminal The second attribute be set as high extension rank, when the resolution ratio of the video information is less than or equal to high-resolution threshold value and big When low resolution threshold value, middle extension rank is set by the second attribute of the network connecting request of the mobile terminal, works as institute When stating the resolution ratio of video information less than or equal to low resolution threshold value, by the second of the network connecting request of the mobile terminal Attribute is set as low extension rank；
First attribute of the network connecting request of the mobile terminal and the second attribute are sent to content by certificate server Server；
The content server obtains the first attribute of the network connecting request of the mobile terminal, when first attribute When network connecting request other for common level, network is established into the public content library in the mobile terminal and content server and is connected It connects, when first attribute is the network connecting request of privately owned rank, by the private in the mobile terminal and content server There is content library to establish network connection；
The content server obtains the second attribute of the network connecting request of the mobile terminal, when second attribute It is that the search condition in the data acquisition request carries out high-level extension, and network connection is continued when extending rank for height Time increases first time length, and the mobile terminal is being increased at the first time by the network connection established Data retrieval is carried out to obtain multiple numbers using the search condition Jing Guo high-level extension in the network connection duration of length According to file；
It is rank in the search condition progress in the data acquisition request when second attribute is middle extension rank Extension, and the network connection duration will increase by the second time span, enable the mobile terminal to pass through the net established Network be connected to increase the second time span network connection the duration in using pass through in rank extension search condition into Row data retrieval is to obtain multiple data files；
It is that the search condition in the data acquisition request carries out low level when second attribute is low extension rank Extension, and the network connection duration will increase third time span, enable the mobile terminal to pass through the net established Network be connected to increase third time span network connection the duration in using by low level extension search condition into Row data retrieval is to obtain multiple data files.
The network address of the mobile terminal is the address IPv4 or the address IPv6；The identifier of the mobile terminal can be The mobile terminal is uniquely identified in internet.
Identifier generation random string based on mobile terminal includes: will be included by the identifier of the mobile terminal The position of each character carries out stochastic transformation, to generate random string
The content server is based on from the received random string of certificate server and from the received movement of mobile terminal The network address of terminal generates the second combining characters string
Content server will be from the received random string of certificate server and from the received mobile terminal of mobile terminal Network address carries out Connection operator to generate the second combining characters string
The first memory is volatile memory, and the second memory is nonvolatile memory；
According to another aspect of the present invention, the data acquisition request provided in a kind of pair of internet carries out grading extension System, the system comprises:
Mobile terminal, certificate server into internet send network connecting request, the network address of mobile terminal and The identifier of mobile terminal, the network connecting request include: authentication data and network connection duration；In response to receiving First response message, mobile terminal send the network address of data acquisition request and mobile terminal to content server；
Certificate server, it is whole when receiving network connecting request, the network address of mobile terminal and movement from mobile terminal After the identifier at end, in the case where not verifying to the authentication data in the network connecting request, it is based on mobile terminal Identifier generate random string and based on the network address of random string and mobile terminal generate the first combining characters string, Hash calculation is carried out to generate the first cryptographic Hash using the first hash function to the first combining characters string, certificate server to The mobile terminal sends the identifier for being used to indicate the network connecting request, the network address of mobile terminal and mobile terminal The first response message being received, and content server of the certificate server into internet sends the random character String and the first cryptographic Hash；First response message further includes the network address of content server；
Content server, based on from the received random string of certificate server and from the received mobile terminal of mobile terminal Network address generate the second combining characters string, to the second combining characters string using the second hash function carry out Hash calculation To generate the second cryptographic Hash, when second cryptographic Hash is equal with the first cryptographic Hash, the content server is not from recognizing In the case that card server receives verification result associated with the mobile terminal, according to transmitted by the mobile terminal Search condition in data acquisition request is retrieved to determine all data files associated with search condition, and will be with inspection The metadata of each data file forms collection of metadata in the associated all data files of rope condition, by the metadata set It closes and is sent to the mobile terminal without sending the arbitrary data file in all data files associated with search condition To the mobile terminal；
It further include that the mobile terminal receives the metadata set merging and the collection of metadata is stored in the first storage In device, the collection of metadata is parsed with the metadata of each data file of determination, according to the member of each data file Data determine the sizes of memory of each data file, according to the determination of the sizes of memory of each data file and the search condition phase Total sizes of memory of associated all data files, the mobile terminal are determined according to total sizes of memory and spreading coefficient Reserved storage space in second memory；When the mobile terminal determines that the residual memory space in second memory is greater than in advance When staying memory space, Xiang Suoshu certificate server sends available second response of memory space for being used to indicate the mobile terminal Message；
The same of the random string and the first cryptographic Hash is sent in content server of the certificate server into internet When, the certificate server obtains authentication data and network connection duration in the network connecting request, recognizes described Card data parsed in the determination authentication data whether include mobile terminal user input finger print information, in determination Include in the authentication data user's input finger print information in the case where according to the identifier of mobile terminal from certificate server The pre-stored finger print information of user that mobile terminal is obtained in interior authentication database, when the finger print information and use of user's input When the pre-stored finger print information in family is identical, privately owned grade is set by the first attribute of the network connecting request of the mobile terminal Not；It does not include the finger print information that user inputs or the finger print information that the user inputs and user in the authentication data when determining When pre-stored finger print information is not identical, common level is set by the first attribute of the network connecting request of the mobile terminal Not；
The certificate server obtains video information and audio-frequency information in the authentication data, determines the video information With the time synchronization degree of audio-frequency information, when the video information and the time synchronization degree of audio-frequency information are greater than synchronization threshold When, determine the resolution ratio of the video information；
When the resolution ratio of the video information is greater than high-resolution threshold value, by the network connecting request of the mobile terminal The second attribute be set as high extension rank, when the resolution ratio of the video information is less than or equal to high-resolution threshold value and big When low resolution threshold value, middle extension rank is set by the second attribute of the network connecting request of the mobile terminal, works as institute When stating the resolution ratio of video information less than or equal to low resolution threshold value, by the second of the network connecting request of the mobile terminal Attribute is set as low extension rank；
First attribute of the network connecting request of the mobile terminal and the second attribute are sent to content by certificate server Server；
The content server obtains the first attribute of the network connecting request of the mobile terminal, when first attribute When network connecting request other for common level, network is established into the public content library in the mobile terminal and content server and is connected It connects, when first attribute is the network connecting request of privately owned rank, by the private in the mobile terminal and content server There is content library to establish network connection；
The content server obtains the second attribute of the network connecting request of the mobile terminal, when second attribute It is that the search condition in the data acquisition request carries out high-level extension, and network connection is continued when extending rank for height Time increases first time length, and the mobile terminal is being increased at the first time by the network connection established Data retrieval is carried out to obtain multiple numbers using the search condition Jing Guo high-level extension in the network connection duration of length According to file；
It is rank in the search condition progress in the data acquisition request when second attribute is middle extension rank Extension, and the network connection duration will increase by the second time span, enable the mobile terminal to pass through the net established Network be connected to increase the second time span network connection the duration in using pass through in rank extension search condition into Row data retrieval is to obtain multiple data files；
It is that the search condition in the data acquisition request carries out low level when second attribute is low extension rank Extension, and the network connection duration will increase third time span, enable the mobile terminal to pass through the net established Network be connected to increase third time span network connection the duration in using by low level extension search condition into Row data retrieval is to obtain multiple data files.
The network address of the mobile terminal is the address IPv4 or the address IPv6；The identifier of the mobile terminal can be The mobile terminal is uniquely identified in internet.
Identifier generation random string based on mobile terminal includes: will be included by the identifier of the mobile terminal The position of each character carries out stochastic transformation, to generate random string
The content server is based on from the received random string of certificate server and from the received movement of mobile terminal The network address of terminal generates the second combining characters string
Content server will be from the received random string of certificate server and from the received mobile terminal of mobile terminal Network address carries out Connection operator to generate the second combining characters string
The first memory is volatile memory, and the second memory is nonvolatile memory；
Detailed description of the invention
By reference to the following drawings, exemplary embodiments of the present invention can be more fully understood by:
Fig. 1 is the stream according to the method for carrying out grading extension to the data acquisition request in internet of the embodiment of the present invention Cheng Tu；
Fig. 2 is the knot according to the system for carrying out grading extension to the data acquisition request in internet of the embodiment of the present invention Structure schematic diagram；And
Fig. 3 is the schematic diagram according to the extension rank of the determination network connecting request of the embodiment of the present invention.
Specific embodiment
Fig. 1 is the method 100 that grading extension is carried out to the data acquisition request in internet according to the embodiment of the present invention Flow chart.
In step 101, certificate server of the mobile terminal into internet sends the net of network connecting request, mobile terminal The identifier of network address and mobile terminal, the network connecting request include: authentication data and network connection duration.Wherein The authentication data that the certificate server is used in the network connecting request mobile terminal carries out internet Nei Bao described in verifying Include multiple mobile terminals.The network address of the mobile terminal is the address IPv4 or the address IPv6.The mark of the mobile terminal Symbol can uniquely identify the mobile terminal in internet.Wish to establish with the content service in internet in mobile terminal When network connection, the certificate server into internet sends network connecting request, the network address of mobile terminal and movement eventually The identifier at end.The network address of certificate server is stored in advance in the mobile terminal, or into the internet All mobile terminals broadcast the network address of the certificate server.
In step 102, when certificate server receives network connecting request, the network address of mobile terminal from mobile terminal After the identifier of mobile terminal, in the case where not verified to the authentication data in the network connecting request, it is based on The identifier of mobile terminal generates random string and generates first group based on the network address of random string and mobile terminal Character string is closed, Hash calculation is carried out to generate the first cryptographic Hash using the first hash function to the first combining characters string, is recognized Card server is used to indicate the network connecting request, the network address of mobile terminal and movement eventually to mobile terminal transmission The first response message that the identifier at end has been received, and content server of the certificate server into internet sends institute State random string and the first cryptographic Hash；First response message further includes the network address of content server.
Identifier generation random string based on mobile terminal includes: will be included by the identifier of the mobile terminal The position of (multiple characters) each character carries out stochastic transformation, to generate random string.Alternatively, by the mark of the mobile terminal Know symbol to be input in random string generator, to generate random string by the random string generator.Alternatively, Increase at least one or one between arbitrary two adjacent characters in multiple characters included by the identifier of the mobile terminal A or two random characters are to generate random string.Alternatively, increasing at the start or end of the identifier of the mobile terminal Add at least five, 10 or 15 random characters to generate random string.
It is described based on the network address of random string and mobile terminal generate the first combining characters string include: by random words The network address of symbol string and mobile terminal carries out Connection operator to generate the first combining characters string.The network of the mobile terminal Location is the address IPv6 or IPv4.It is described that first combining characters string packet is generated based on the network address of random string and mobile terminal It includes: each of network address of random string and mobile terminal digital (in sequence) being subjected to Connection operator to generate the One combining characters string.For example, random string is dfakkeddsa, the network address of mobile terminal is 117.136.38.25, then First combining characters string is dfakkeddsa1171363825.
In step 103, in response to receiving the first response message, mobile terminal sends data acquisition to content server and asks It sums the network address of mobile terminal, the content server is based on from the received random string of certificate server and from movement The network address of the received mobile terminal of terminal generates the second combining characters string, breathes out to the second combining characters string using second Uncommon function progress Hash calculation is to generate the second cryptographic Hash, described interior when second cryptographic Hash is equal with the first cryptographic Hash Hold server in the case where not receiving verification result associated with the mobile terminal from certificate server, according to institute The search condition in data acquisition request transmitted by mobile terminal is stated to be retrieved to determine institute associated with search condition There is data file, and the metadata of each data file in all data files associated with search condition is formed into metadata The collection of metadata is sent to the mobile terminal without will be in all data files associated with search condition by set Arbitrary data file be sent to the mobile terminal.
Mobile terminal sends data acquisition request and movement eventually to content server according to the network address of content server The network address at end.The content server is based on received from the received random string of certificate server and from mobile terminal It includes: that content server will be from the received random words of certificate server that the network address of mobile terminal, which generates the second combining characters string, Symbol goes here and there and carries out Connection operator from the network address of the received mobile terminal of mobile terminal to generate the second combining characters string.Or Person, the network address of the mobile terminal are the address IPv6 or IPv4.Content server will be received random from certificate server Character string and Connection operator is carried out from each of network address of the received mobile terminal of mobile terminal digital (in sequence) To generate the second combining characters string.For example, random string is dfakkeddsa, the network address of mobile terminal is 117.136.38.25 then the second combining characters string is dfakkeddsa1171363825.
First hash function and the second hash function are identical hash functions.The data acquisition request includes: Search condition, wherein the search condition includes at least one original retrieval type.The content server is not taking from certification In the case that business device receives verification result associated with the mobile terminal, according to data transmitted by the mobile terminal Search condition in acquisition request is retrieved to determine that all data files associated with search condition include: the content Server is not in the case where receiving verification result associated with the mobile terminal from certificate server, according to described Search condition in data acquisition request transmitted by mobile terminal retrieved in the public content library of content server with Determine all data files associated with search condition.
In step 104, the mobile terminal receives the metadata set merging and the collection of metadata is stored in first In memory, the collection of metadata is parsed with the metadata of each data file of determination, according to each data file Metadata determine the sizes of memory of each data file, it is determining with the retrieval item according to the sizes of memory of each data file Total sizes of memory of the associated all data files of part, the mobile terminal are true according to total sizes of memory and spreading coefficient The reserved storage space being scheduled in second memory；When the mobile terminal determines that the residual memory space in second memory is big When reserved storage space, Xiang Suoshu certificate server sends the memory space available second for being used to indicate the mobile terminal Response message.
The first memory is random access memory, and the first memory is volatile memory, described first Memory is the memory of mobile terminal.The second memory is flash memory or flash memory, and the second memory is non-easy The property lost memory.(each data file) metadata includes: summary info and sizes of memory.The spreading coefficient is 1.05.
The metadata further includes file type；Wherein file type include: video file type, audio file type, Text file type and/or program file type.To each data in all data files associated with the search condition The file type of file is counted, with the quantity of the data file of every kind of file type of determination.When the number of video file type When being greater than the 1/2 of the total quantity of all data files associated with the search condition according to the quantity of file, the extension system Number is 1.1.When the quantity of the data file of audio file type is greater than all data files associated with the search condition Total quantity 1/2 when, the spreading coefficient be 1.15.When the quantity of the data file of text file type is greater than and the inspection The total quantity of the associated all data files of rope condition 1/2 when, the spreading coefficient be 1.2.When program file type When the quantity of data file is greater than the 1/2 of the total quantity of all data files associated with the search condition, the extension Coefficient is 1.25.In other cases, spreading coefficient 1.05.The default value of spreading coefficient is 1.05.The mobile terminal root Determine that the reserved storage space in second memory includes: that the mobile terminal will according to total sizes of memory and spreading coefficient Total sizes of memory and the product of spreading coefficient are as the reserved storage space in second memory.
In step 105, the random string and first are sent in content server of the certificate server into internet While cryptographic Hash, when the certificate server obtains authentication data and lasting network connection in the network connecting request Between, to the authentication data parsed in the determination authentication data whether include mobile terminal user input fingerprint Information, in the case where including the finger print information of user's input in determining the authentication data according to the identifier of mobile terminal from The pre-stored finger print information of user that mobile terminal is obtained in authentication database in certificate server, when the finger of user's input When the pre-stored finger print information of line information and user is identical, the first attribute of the network connecting request of the mobile terminal is set It is set to privately owned rank；It does not include the finger print information of user's input or the fingerprint of user input in the authentication data when determining When information and the not identical pre-stored finger print information of user, the first attribute of the network connecting request of the mobile terminal is set It is set to public rank.
The authentication data includes video information and audio-frequency information.The authentication data further includes finger print information.For example, recognizing Card data include video information and audio-frequency information or authentication data includes finger print information, video information and audio-frequency information.Wherein User inputs finger print information by the fingerprint input device part of mobile terminal.Wherein user is by the camera of mobile terminal come defeated Enter video information.Wherein user is by the microphone of mobile terminal come input audio information.Certification in the certificate server It include each pre-stored finger print information of user in multiple users in internet Jing Guo authentication in database.It is authenticating In database, using each user Jing Guo authentication mobile terminal identifier to each user Jing Guo authentication Finger print information be identified.
In step 106, the certificate server obtains video information and audio-frequency information in the authentication data, determines institute The time synchronization degree for stating video information and audio-frequency information, when the time synchronization degree of the video information and audio-frequency information is greater than When synchronization threshold, the resolution ratio of the video information is determined.
Determine that the time synchronization degree of the video information and audio-frequency information comprises determining that each view of the video information Whether frequency frame (multiple) sampled voice points corresponding with audio-frequency information synchronize in time, by all views of the video information It is determined as synchronized video frames with the video frame synchronous in time of corresponding (multiple) sampled voice points in frequency frame, is regarded synchronous The ratio of the total quantity of all video frames of the quantity of frequency frame and the video information is as the video information and audio-frequency information Time synchronization degree.Alternatively, determining that multiple video frames of each second of the video information are corresponding with audio-frequency information more Whether a sampled voice point synchronizes in time, by all seconds of the video information with corresponding multiple sampled voice points The second in time synchronization be determined as the synchronous second, will the synchronous second quantity and the video information total number of seconds ratio as institute State the time synchronization degree of video information and audio-frequency information.Alternatively, determining each in all subtitle scenes of the video information Whether subtitle scene corresponds to sound corresponding in audio-frequency information, by all subtitle scenes of the video information with it is corresponding The corresponding subtitle scene of sound is determined as sychronization captions scene, by the institute of the quantity of sychronization captions scene and the video information There is time synchronization degree of the ratio of the sum of subtitle scene as the video information and audio-frequency information.
Wherein the subtitle scene includes multiple words；The subtitle scene is the basic of subtitle shown in video information Unit.The subtitle scene is all words when subtitle is presented in video information every time.The wherein data lattice of time synchronization degree Formula is percentage.The synchronization threshold is 50%, 60%, 70%, 80%, 90% or 95%.
The use that video information and audio-frequency information in authentication data are inputted by user using the input device of mobile terminal In the one section of sound video authenticated.One section of sound video is that user reads specific character paragraph or reads multiple texts Sound video.Specific character paragraph or to read multiple texts be that certificate server is sent to the mobile terminal in advance, and makes The video information for being authenticated can be generated by reading specific character paragraph or reading multiple texts by obtaining the user And audio-frequency information.When the video information and the time synchronization degree of audio-frequency information are less than or equal to synchronization threshold, institute is determined The verification result of the authentication data of network connecting request is stated as failure, the transmission of Xiang Suoshu mobile terminal is used to indicate verification result and is The third response message of failure.
In step 107, when the resolution ratio of the video information is greater than high-resolution threshold value, by the net of the mobile terminal Second attribute of network connection request is set as high extension rank, when the resolution ratio of the video information is less than or equal to high-resolution Threshold value and be greater than low resolution threshold value when, set middle extension for the second attribute of the network connecting request of the mobile terminal Rank, when the resolution ratio of the video information is less than or equal to low resolution threshold value, by the network connection of the mobile terminal Second attribute of request is set as low extension rank.For example, the high-resolution threshold value is 1280 × 720.The low resolution Threshold value is 720 × 480.It will be appreciated that high-resolution threshold value is greater than low resolution threshold value, and high-resolution threshold value and low Resolution threshold can be any reasonable value.
In step 108, certificate server is by the first attribute and the second attribute of the network connecting request of the mobile terminal It is sent to content server.
The content server obtains the first attribute of the network connecting request of the mobile terminal, when first attribute When network connecting request other for common level, network is established into the public content library in the mobile terminal and content server and is connected It connects, when first attribute is the network connecting request of privately owned rank, by the private in the mobile terminal and content server There is content library to establish network connection.
The content server obtains the second attribute of the network connecting request of the mobile terminal, when second attribute It is that the search condition in the data acquisition request carries out high-level extension, and network connection is continued when extending rank for height Time increases first time length, and the mobile terminal is being increased at the first time by the network connection established Data retrieval is carried out to obtain multiple numbers using the search condition Jing Guo high-level extension in the network connection duration of length According to file.
It is rank in the search condition progress in the data acquisition request when second attribute is middle extension rank Extension, and the network connection duration will increase by the second time span, enable the mobile terminal to pass through the net established Network be connected to increase the second time span network connection the duration in using pass through in rank extension search condition into Row data retrieval is to obtain multiple data files.
It is that the search condition in the data acquisition request carries out low level when second attribute is low extension rank Extension, and the network connection duration will increase third time span, enable the mobile terminal to pass through the net established Network be connected to increase third time span network connection the duration in using by low level extension search condition into Row data retrieval is to obtain multiple data files.
The public content library is the subset in the private content library.Time slip-window, institute is arranged in the content server Time slip-window is stated to be slided over time.The content server by time slip-window (from data source service Device) acquired in data file be stored in private content library, and be not stored in public content library.The content server will Sliding time outside window (from data source server) acquired in data file be stored in private content library, and also be stored in public affairs Altogether in content library.The time slip-window includes multiple consecutive days, for example, 7 consecutive days, 10 consecutive days, 15 consecutive days, 20 consecutive days, 30 consecutive days, 60 consecutive days, 90 consecutive days or 180 consecutive days.
It includes: when the passage of time has been advanced a consecutive days that the time slip-window carries out sliding over time When, the time slip-window slides a consecutive days to time direction of advance.For example, when time slip-window was 10 consecutive days, And when current time is any time on November 11st, 2018, time slip-window (range) is on November 1st, 2018 To on November 10th, 2018, i.e., the described content server (will take on November 10,1 day to 2018 November in 2018 from data source Business device) acquired in data file be stored in private content library, and be not stored in public content library.It is proceeded to when the time When on November 12nd, 2018 (for example, any time on November 12nd, 2018), time slip-window (range) is 2018 November 11 2 days to 2018 November, i.e., the described content server by November 10,1 day to 2018 November in 2018 (from Data source server) acquired in data file be stored in private content library, and be not stored in public content library.
In addition, the content server by sliding time outside window, i.e., on November 1st, 2018 (from data source server) is obtained The data file taken is stored in private content library, and also is stored in public content library.The content server is by nearest 1 The multiple new data files obtained in a month are stored into private content library, without storing into public content library.In described Hold server to store the multiple new data files obtained in nearest 1 week into private content library, without storing to public affairs Altogether in content library.The content server stores the multiple new data files obtained in nearest 2 months to private content library In, without storing into public content library.The public content library is managed by the first virtual machine in content server, and And the public content library is run in the first virtual machine in content server.It will be in the mobile terminal and content server To establish network connection include: that the first virtual machine in the mobile terminal and content server is established network in public content library Connection, so that the mobile terminal is able to access that public content library.The private content library is by second in content server Virtual machine is managed, and the private content library is run in the second virtual machine in content server.By the movement Private content library in terminal and content server establish network connection include: will be in the mobile terminal and content server Second virtual machine establishes network connection, so that the mobile terminal is able to access that private content library.
First time length is the time of the network connection duration in network connecting request transmitted by mobile terminal 90%, 80%, 70% or the 60% of length.Second time span is the network in network connecting request transmitted by mobile terminal Connect 50%, 40% or the 30% of the time span of duration.Third time span is that network transmitted by mobile terminal connects Connect 20%, 10% or the 5% of the time span of the network connection duration in request.For the inspection in the data acquisition request Rope condition carries out high-level extend and comprises determining that original retrieval type included by the search condition in the data acquisition request Quantity N increases N number of query expansion formula for the search condition to carry out high-level extension.The wherein inspection Jing Guo high-level extension Rope condition includes N number of original retrieval type and N number of query expansion formula.Middle rank is carried out for the search condition in the data acquisition request It Kuo Zhan not comprise determining that the quantity N of original retrieval type included by the search condition in the data acquisition request, be the inspection Rope condition increases A query expansion formula is with rank extension in carrying out.The search condition of rank extension includes N in wherein passing through A original retrieval type andA query expansion formula.Low level extension is carried out for the search condition in the data acquisition request It comprises determining that the quantity N of original retrieval type included by the search condition in the data acquisition request, is the search condition IncreaseA query expansion formula is to carry out low level extension.Wherein the search condition by low level extension includes N number of original Beginning retrieval type and A query expansion formula.WhereinIt is to round up to N/2.
Query expansion formula is obtained by the way that the keyword in original retrieval type is carried out synonym extension or near synonym extension. Query expansion formula is obtained by being expanded the restriction range in original retrieval type；For example, the restriction in original retrieval type Range is abstract, obtains query expansion formula by the way that the abstract in original retrieval type is expanded as full text.
It, will be in the mobile terminal and content server when first attribute is the other network connecting request of common level Public content library establish network connection.The content server obtains the second category of the network connecting request of the mobile terminal Property, it is that the search condition in the data acquisition request carries out high-level extension when second attribute is high extension rank, And the network connection duration will increase first time length, enable the mobile terminal to pass through the network connection established Using the search condition Jing Guo high-level extension public interior within the network connection duration for increasing first time length Data retrieval is carried out in Rong Ku to obtain multiple data files.It is the data when second attribute is middle extension rank Rank extension in search condition progress in acquisition request, and the network connection duration will increase by the second time span, so that The mobile terminal can be by the network connection established within the network connection duration for increasing the second time span Data retrieval is carried out in public content library to obtain multiple data files using the search condition that rank in process extends.Work as institute It is the search condition progress low level extension in the data acquisition request, and by net when to state third attribute be low extension rank Network connects duration increase third time span, and the mobile terminal is being increased by the network connection established In the network connection duration of third time span using the search condition by low level extension in the public content library Data retrieval is carried out to obtain multiple data files.
It, will be in the mobile terminal and content server when first attribute is the network connecting request of privately owned rank Private content library establish network connection.The content server obtains the second category of the network connecting request of the mobile terminal Property, it is that the search condition in the data acquisition request carries out high-level extension when second attribute is high extension rank, And the network connection duration will increase first time length, enable the mobile terminal to pass through the network connection established Using the search condition Jing Guo high-level extension privately owned interior within the network connection duration for increasing first time length Data retrieval is carried out in Rong Ku to obtain multiple data files.It is the data when second attribute is middle extension rank Rank extension in search condition progress in acquisition request, and the network connection duration will increase by the second time span, so that The mobile terminal can be by the network connection established within the network connection duration for increasing the second time span Data retrieval is carried out in private content library to obtain multiple data files using the search condition that rank in process extends.Work as institute It is the search condition progress low level extension in the data acquisition request, and by net when to state third attribute be low extension rank Network connects duration increase third time span, and the mobile terminal is being increased by the network connection established In the network connection duration of third time span using the search condition by low level extension in the private content library Data retrieval is carried out to obtain multiple data files.
Fig. 2 is the system 200 that grading extension is carried out to the data acquisition request in internet according to the embodiment of the present invention Structural schematic diagram.System 200 includes: mobile terminal 201, certificate server 202 and content server 203.It is wherein mobile whole User side of the end 201 in internet.The server side 204 of certificate server 202 and content server 203 in internet.
Mobile terminal 201, the certificate server 202 into internet send the net of network connecting request, mobile terminal 201 The identifier of network address and mobile terminal 201, the network connecting request include: authentication data and network connection duration； In response to receiving the first response message, mobile terminal 201 sends data acquisition request and mobile terminal to content server 203 201 network address.
Certificate server 202, when the network address for receiving network connecting request, mobile terminal 201 from mobile terminal 201 After the identifier of mobile terminal 201, in the case where not verified to the authentication data in the network connecting request, base Random string is generated in the identifier of mobile terminal 201 and based on the life of the network address of random string and mobile terminal 201 At the first combining characters string, Hash calculation is carried out to generate the first Kazakhstan using the first hash function to the first combining characters string Uncommon value, certificate server 202, which is sent to the mobile terminal 201, is used to indicate the network connecting request, mobile terminal 201 The first response message that the identifier of network address and mobile terminal 201 has been received, and certificate server 202 is to interconnection Content server 203 in net sends the random string and the first cryptographic Hash；First response message further includes content The network address of server 203.
Content server 203 is based on receiving from the received random string of certificate server 202 and from mobile terminal 201 Mobile terminal 201 network address generate the second combining characters string, to the second combining characters string use the second Hash letter Number carries out Hash calculation to generate the second cryptographic Hash, and when second cryptographic Hash is equal with the first cryptographic Hash, the content is taken Device 203 be engaged in the case where not receiving from certificate server 202 with the 201 associated verification result of mobile terminal, It is retrieved according to the search condition in data acquisition request transmitted by the mobile terminal 201 with determination and search condition phase Associated all data files, and by the metadata group of each data file in all data files associated with search condition At collection of metadata, the collection of metadata is sent to the mobile terminal 201 without will institute associated with search condition There is the arbitrary data file in data file to be sent to the mobile terminal 201.
It further include that the mobile terminal 201 receives the metadata set merging and the collection of metadata is stored in first In memory, the collection of metadata is parsed with the metadata of each data file of determination, according to each data file Metadata determine the sizes of memory of each data file, it is determining with the retrieval item according to the sizes of memory of each data file Total sizes of memory of the associated all data files of part, the mobile terminal 201 are according to total sizes of memory and extension Number determines the reserved storage space in second memory；When the mobile terminal 201 determines that the residue in second memory is deposited When storing up space greater than reserved storage space, Xiang Suoshu certificate server 202 sends the storage for being used to indicate the mobile terminal 201 Available second response message in space.
The random string and the first Hash are sent in content server 203 of the certificate server 202 into internet While value, the certificate server 202 obtains authentication data and network connection duration in the network connecting request, To the authentication data parsed in the determination authentication data whether include mobile terminal 201 user input fingerprint Information, according to the mark of mobile terminal 201 in the case where including the finger print information of user's input in determining the authentication data Accord with from the authentication database in certificate server 202 obtain mobile terminal 201 the pre-stored finger print information of user, when with When the finger print information of family input is identical with the pre-stored finger print information of user, the network connection of the mobile terminal 201 is asked The first attribute asked is set as privately owned rank；When determine do not include in the authentication data user's input finger print information or described When the finger print information and the not identical pre-stored finger print information of user of user's input, the network of the mobile terminal 201 is connected The first attribute for connecing request is set as public rank.
The certificate server 202 obtains video information and audio-frequency information in the authentication data, determines the video The time synchronization degree of information and audio-frequency information, when the video information is greater than synchronous threshold with the time synchronization degree of audio-frequency information When value, the resolution ratio of the video information is determined.
When the resolution ratio of the video information is greater than high-resolution threshold value, by the network connection of the mobile terminal 201 Second attribute of request is set as high extension rank, when the resolution ratio of the video information is less than or equal to high-resolution threshold value simultaneously And when being greater than low resolution threshold value, middle extension grade is set by the second attribute of the network connecting request of the mobile terminal 201 Not, when the resolution ratio of the video information is less than or equal to low resolution threshold value, by the network connection of the mobile terminal 201 Second attribute of request is set as low extension rank.
Certificate server 202 sends the first attribute of the network connecting request of the mobile terminal 201 and the second attribute To content server 203.
The content server 203 obtains the first attribute of the network connecting request of the mobile terminal 201, when described When one attribute is common level other network connecting request, by the mobile terminal 201 and the public content in content server 203 Library establish network connection, when first attribute be privately owned rank network connecting request when, by the mobile terminal 201 with it is interior Network connection is established in the private content library held in server 203.
The content server 203 obtains the second attribute of the network connecting request of the mobile terminal 201, when described It is that the search condition in the data acquisition request carries out high-level extension, and network is connected when two attributes are high extension rank Increase duration, length first time is connect, the mobile terminal 201 is being increased by the network connection established In the network connection duration of first time length using the search condition progress data retrieval Jing Guo high-level extension with Obtain multiple data files.
It is rank in the search condition progress in the data acquisition request when second attribute is middle extension rank Extension, and the network connection duration will increase by the second time span, enable the mobile terminal 201 by being established It is connected to the network within the network connection duration for increasing the second time span and utilizes the search condition of rank extension in passing through Data retrieval is carried out to obtain multiple data files；
It is that the search condition in the data acquisition request carries out low level when second attribute is low extension rank Extension, and the network connection duration will increase third time span, enable the mobile terminal 201 by being established It is connected to the network within the network connection duration for increasing third time span and utilizes the search condition by low level extension Data retrieval is carried out to obtain multiple data files.
Wherein the certificate server 202 is used to carry out the authentication data in the network connecting request of mobile terminal 201 Verifying.It include multiple mobile terminals 201 in the internet.The network address of the mobile terminal 201 be the address IPv4 or The address IPv6.The identifier of the mobile terminal 201 can uniquely identify the mobile terminal 201 in internet.It is moving When dynamic terminal 201 wishes to establish network connection with the content service in internet, the certificate server 202 into internet is sent The identifier of network connecting request, the network address of mobile terminal 201 and mobile terminal 201.It is pre- in the mobile terminal 201 The network address of first authentication storage server 202, or all mobile terminals 201 into the internet broadcast the certification The network address of server 202.
It includes: by the identifier institute of the mobile terminal 201 that identifier based on mobile terminal 201, which generates random string, Including (multiple characters) each character position carry out stochastic transformation, to generate random string.Alternatively, by described mobile whole The identifier at end 201 is input in random string generator, to generate random character by the random string generator String.Alternatively, increasing between arbitrary two adjacent characters in multiple characters included by the identifier of the mobile terminal 201 (at least one) (one) (two) random character is to generate random string.Alternatively, in the identifier of the mobile terminal 201 Start or end at increase at least five, 10 or 15 random characters to generate random string.
It is described based on the network address of random string and mobile terminal 201 generate the first combining characters string include: by with Machine character string and the network address of mobile terminal 201 carry out Connection operator to generate the first combining characters string.The mobile terminal 201 network address is the address IPv6 or IPv4.It is described to generate the based on the network address of random string and mobile terminal 201 One combining characters string include: by each of network address of random string and mobile terminal 201 digital (in sequence) into Line character is connected to generate the first combining characters string.For example, random string is dfakkeddsa, the network of mobile terminal 201 Address is 117.136.38.25, then the first combining characters string is dfakkeddsa1171363825.
Mobile terminal 201 sends data acquisition request to content server 203 according to the network address of content server 203 With the network address of mobile terminal 201.The content server 203 is based on from the received random string of certificate server 202 It include: content server with the second combining characters string is generated from the network address of the received mobile terminal 201 of mobile terminal 201 203 by the network from the received random string of certificate server 202 and from the received mobile terminal 201 of mobile terminal 201 Location carries out Connection operator to generate the second combining characters string.
Alternatively, the network address of the mobile terminal 201 is the address IPv6 or IPv4.Content server 203 will be from certification The received random string of server 202 and from every number in the network address of the received mobile terminal 201 of mobile terminal 201 Word (in sequence) carries out Connection operator to generate the second combining characters string.For example, random string is dfakkeddsa, it is mobile The network address of terminal 201 is 117.136.38.25, then the second combining characters string is dfakkeddsa1171363825.It is described First hash function and the second hash function are identical hash functions.
The data acquisition request includes: search condition, wherein the search condition includes at least one original retrieval type. The content server 203 is not receiving verification result associated with the mobile terminal 201 from certificate server 202 In the case where, according to the search condition in data acquisition request transmitted by the mobile terminal 201 retrieved with determine with The associated all data files of search condition include: that the content server 203 is not being received from certificate server 202 In the case where verification result associated with the mobile terminal 201, according to data acquisition transmitted by the mobile terminal 201 Search condition in request is retrieved associated with search condition with determination in the public content library of content server 203 All data files.
The first memory is random access memory, and the first memory is volatile memory, described first Memory is the memory of mobile terminal 201.The second memory is flash memory or flash memory, the second memory right and wrong Volatile memory.(each data file) metadata includes: summary info and sizes of memory.The spreading coefficient is 1.05.The metadata further includes file type；Wherein file type includes: video file type, audio file type, text File type and/or program file type.To each data file in all data files associated with the search condition File type counted, with the quantity of the data file of every kind of file type of determination.
When the quantity of the data file of video file type is greater than all data files associated with the search condition Total quantity 1/2 when, the spreading coefficient be 1.1.When the quantity of the data file of audio file type is greater than and the inspection The total quantity of the associated all data files of rope condition 1/2 when, the spreading coefficient be 1.15.When text file type When the quantity of data file is greater than the 1/2 of the total quantity of all data files associated with the search condition, the extension Coefficient is 1.2.When the quantity of the data file of program file type is greater than all data texts associated with the search condition The total quantity of part 1/2 when, the spreading coefficient be 1.25.In other cases, spreading coefficient 1.05.The mobile terminal 201 determine that the reserved storage space in second memory includes: the movement according to total sizes of memory and spreading coefficient Terminal 201 is using total sizes of memory and the product of spreading coefficient as the reserved storage space in second memory.
The authentication data includes video information and audio-frequency information.The authentication data further includes finger print information.Wherein use Family inputs finger print information by the fingerprint input device part of mobile terminal 201.Wherein user passes through the camera of mobile terminal 201 Carry out input video information.Wherein user is by the microphone of mobile terminal 201 come input audio information.The certificate server It include each pre-stored fingerprint of user in multiple users in internet Jing Guo authentication in authentication database in 202 Information.In authentication database, using each user Jing Guo authentication mobile terminal 201 identifier to pass through identity The finger print information of each user of certification is identified.
Determine that the time synchronization degree of the video information and audio-frequency information comprises determining that each view of the video information Whether frequency frame (multiple) sampled voice points corresponding with audio-frequency information synchronize in time, by all views of the video information It is determined as synchronized video frames with the video frame synchronous in time of corresponding (multiple) sampled voice points in frequency frame, is regarded synchronous The ratio of the total quantity of all video frames of the quantity of frequency frame and the video information is as the video information and audio-frequency information Time synchronization degree.Alternatively, determining that multiple video frames of each second of the video information are corresponding with audio-frequency information more Whether a sampled voice point synchronizes in time, by all seconds of the video information with corresponding multiple sampled voice points The second in time synchronization be determined as the synchronous second, will the synchronous second quantity and the video information total number of seconds ratio as institute State the time synchronization degree of video information and audio-frequency information.Alternatively, determining each in all subtitle scenes of the video information Whether subtitle scene corresponds to sound corresponding in audio-frequency information, by all subtitle scenes of the video information with it is corresponding The corresponding subtitle scene of sound is determined as sychronization captions scene, by the institute of the quantity of sychronization captions scene and the video information There is time synchronization degree of the ratio of the sum of subtitle scene as the video information and audio-frequency information.
Wherein the subtitle scene includes multiple words；The subtitle scene is the basic of subtitle shown in video information Unit.The subtitle scene is all words when subtitle is presented in video information every time.The wherein data lattice of time synchronization degree Formula is percentage.The synchronization threshold is 50%, 60%, 70%, 80%, 90% or 95%.The high-resolution threshold value is 1280×720；The low resolution threshold value is 720 × 480.
The public content library is the subset in the private content library.Time slip-window is arranged in the content server 203, The time slip-window is slided over time.The content server 203 by time slip-window (from data source Server) acquired in data file be stored in private content library, and be not stored in public content library.The content service Device 203 by sliding time outside window (from data source server) acquired in data file be stored in private content library, and It is stored in public content library.The time slip-window includes multiple consecutive days, for example, 7 consecutive days, 10 consecutive days, 15 A consecutive days, 20 consecutive days, 30 consecutive days, 60 consecutive days, 90 consecutive days or 180 consecutive days.
It includes: when the passage of time has been advanced a consecutive days that the time slip-window carries out sliding over time When, the time slip-window slides a consecutive days to time direction of advance.For example, when time slip-window was 10 consecutive days, And when current time is any time on November 11st, 2018, time slip-window (range) is on November 1st, 2018 To on November 10th, 2018, i.e., the described content server 203 by November 10,1 day to 2018 November in 2018 (from data Source server) acquired in data file be stored in private content library, and be not stored in public content library.
When the time proceeding on November 12nd, 2018 (for example, any time on November 12nd, 2018), when sliding Between window (range) be on November 11,2 days to 2018 November in 2018, i.e., the described content server 203 was by November 1 in 2018 Day on November 10th, 2018 (from data source server) acquired in data file be stored in private content library, without depositing Storage is in public content library.In addition, the content server 203 by sliding time outside window, i.e. on November 1st, 2018 is (from data Source server) acquired in data file be stored in private content library, and also be stored in public content library.
The content server 203 stores the multiple new data files obtained in nearest 1 month to private content library In, without storing into public content library.Multiple new data that the content server 203 will obtain in nearest 1 week File is stored into private content library, without storing into public content library.The content server 203 will be in nearest 2 months The multiple new data files obtained are stored into private content library, without storing into public content library.The public content Library is managed by the first virtual machine in content server 203, and the public content library is in content server 203 It is run in first virtual machine.
Including: with the public content library foundation network connection in content server 203 by the mobile terminal 201 will be described The first virtual machine in mobile terminal 201 and content server 203, which is established, to be connected to the network, so that 201 energy of the mobile terminal Enough access public content library.The private content library is managed by the second virtual machine in content server 203, and described Private content library is run in the second virtual machine in content server 203.By the mobile terminal 201 and content server It includes: that the mobile terminal 201 and second in content server 203 is empty that network connection is established in private content library in 203 Quasi- machine establishes network connection, so that the mobile terminal 201 is able to access that private content library.
First time length be the network connection duration transmitted by mobile terminal 201 in network connecting request when Between length 90%, 80%, 70% or 60%.Second time span is in network connecting request transmitted by mobile terminal 201 Network connection the duration time span 50%, 40% or 30%.Third time span is transmitted by mobile terminal 201 Network connecting request in network connection the duration time span 20%, 10% or 5%.It is asked for the data acquisition The search condition asked carries out original included by the high-level search condition for extending and comprising determining that in the data acquisition request The quantity N of retrieval type increases N number of query expansion formula for the search condition to carry out high-level extension.Wherein by high-level The search condition of extension includes N number of original retrieval type and N number of query expansion formula.
It is included for rank expanding packet in the search condition progress in the data acquisition request: determining the data acquisition request In search condition included by original retrieval type quantity N, for the search condition increaseA query expansion formula with Rank extends in progress.Wherein pass through in rank extension search condition include N number of original retrieval type andA extension inspection It is cable-styled.Low level extension is carried out for the search condition in the data acquisition request to comprise determining that in the data acquisition request Search condition included by original retrieval type quantity N, for the search condition increaseA query expansion formula with into The extension of row low level.Wherein by low level extension search condition include N number of original retrieval type andA query expansion Formula.Query expansion formula is obtained by the way that the keyword in original retrieval type is carried out synonym extension or near synonym extension.Pass through Restriction range in original retrieval type is expanded to obtain query expansion formula；For example, the restriction range in original retrieval type For abstract, query expansion formula is obtained by the way that the abstract in original retrieval type is expanded as full text.
What video information and audio-frequency information in authentication data were inputted by user using the input device of mobile terminal 201 One section of sound video for being authenticated.One section of sound video is that user reads specific character paragraph or reads multiple texts The sound video of word.Specific character paragraph or the multiple texts of reading are that certificate server 202 is sent to the mobile terminal in advance 201, and it enables the user to generate by reading specific character paragraph or reading multiple texts for being authenticated Video information and audio-frequency information.When the video information and the time synchronization degree of audio-frequency information are less than or equal to synchronization threshold When, the verification result of the authentication data of the network connecting request is determined as failure, and Xiang Suoshu mobile terminal 201 is sent for referring to Show that verification result is the third response message of failure.
When first attribute network connecting request other for common level, by the mobile terminal 201 and content service Network connection is established in public content library in device 203.The network that the content server 203 obtains the mobile terminal 201 connects The second attribute for connecing request is the search condition in the data acquisition request when second attribute is high extension rank High-level extension is carried out, and the network connection duration will increase first time length, the mobile terminal 201 is led to Established network connection is crossed within the network connection duration for increasing first time length using by high-level extension Search condition data retrieval is carried out in public content library to obtain multiple data files.When second attribute is middle extension It is rank extension in the search condition progress in the data acquisition request, and will increase the network connection duration when rank Second time span enables the mobile terminal 201 increasing the second time span by the network connection established The network connection duration in using pass through in rank extend search condition carried out in public content library data retrieval with Obtain multiple data files.It is the search condition in the data acquisition request when the third attribute is low extension rank Low level extension is carried out, and the network connection duration will increase third time span, the mobile terminal 201 is led to Established network connection is crossed to extend within the network connection duration for increasing third time span using by low level Search condition data retrieval is carried out in public content library to obtain multiple data files.
When first attribute is the network connecting request of privately owned rank, by the mobile terminal 201 and content service Network connection is established in private content library in device 203.The network that the content server 203 obtains the mobile terminal 201 connects The second attribute for connecing request is the search condition in the data acquisition request when second attribute is high extension rank High-level extension is carried out, and the network connection duration will increase first time length, the mobile terminal 201 is led to Established network connection is crossed within the network connection duration for increasing first time length using by high-level extension Search condition data retrieval is carried out in private content library to obtain multiple data files.When second attribute is middle extension It is rank extension in the search condition progress in the data acquisition request, and will increase the network connection duration when rank Second time span enables the mobile terminal 201 increasing the second time span by the network connection established The network connection duration in using pass through in rank extend search condition carried out in private content library data retrieval with Obtain multiple data files.It is the search condition in the data acquisition request when the third attribute is low extension rank Low level extension is carried out, and the network connection duration will increase third time span, the mobile terminal 201 is led to Established network connection is crossed to extend within the network connection duration for increasing third time span using by low level Search condition data retrieval is carried out in private content library to obtain multiple data files.
Fig. 3 is the schematic diagram according to the extension rank of the determination network connecting request of the embodiment of the present invention.Certificate server The authentication data in the network connecting request and network connection duration are obtained, the authentication data is parsed with true In the fixed authentication data whether include mobile terminal the finger print information that inputs of user, include in determining the authentication data It is obtained from the authentication database in certificate server in the case where the finger print information of user's input according to the identifier of mobile terminal The pre-stored finger print information of the user of mobile terminal is taken, when the finger print information of user's input and the pre-stored fingerprint letter of user Manner of breathing is set as privately owned rank simultaneously, by the first attribute of the network connecting request of the mobile terminal；When determining the certification It does not include the finger print information of user's input or the finger print information of user input and the pre-stored fingerprint letter of user in data When ceasing not identical, public rank is set by the first attribute of the network connecting request of the mobile terminal.
Certificate server obtains video information and audio-frequency information in the authentication data, determines the video information and sound The time synchronization degree of frequency information, when the video information and the time synchronization degree of audio-frequency information are greater than synchronization threshold, really The resolution ratio of the fixed video information.At the extension rank 303 for determining network connecting request, when the resolution of the video information When rate is greater than high-resolution threshold value, high extension rank is set by the second attribute of the network connecting request of the mobile terminal, When the resolution ratio of the video information is less than or equal to high-resolution threshold value and is greater than low resolution threshold value, by the movement Second attribute of the network connecting request of terminal is set as middle extension rank, when the resolution ratio of the video information is less than or equal to When low resolution threshold value, low extension rank is set by the second attribute of the network connecting request of the mobile terminal.For example, institute Stating high-resolution threshold value is 1280 × 720.The low resolution threshold value is 720 × 480.It will be appreciated that high-resolution threshold Value is greater than low resolution threshold value, and high-resolution threshold value and low resolution threshold value can be any reasonable value.
First attribute of the network connecting request of the mobile terminal and the second attribute are sent to content server 304. Content server obtains the first attribute of the network connecting request of 304 mobile terminals, when first attribute is common level When other network connecting request, network is established into the public content library 301 in the mobile terminal and content server 304 and is connected It connects, when first attribute is the network connecting request of privately owned rank, by the private in the mobile terminal and content server There is content library 302 to establish network connection.
The content server 304 obtains the second attribute of the network connecting request of the mobile terminal, when described second It is the high-level extension of search condition progress in the data acquisition request, and will network connection when attribute is high extension rank Duration increases first time length, and the mobile terminal is enabled to increase first by the network connection established It is more to obtain using the search condition progress data retrieval Jing Guo high-level extension in the network connection duration of time span A data file.
It is rank in the search condition progress in the data acquisition request when second attribute is middle extension rank Extension, and the network connection duration will increase by the second time span, enable the mobile terminal to pass through the net established Network be connected to increase the second time span network connection the duration in using pass through in rank extension search condition into Row data retrieval is to obtain multiple data files.
It is that the search condition in the data acquisition request carries out low level when second attribute is low extension rank Extension, and the network connection duration will increase third time span, enable the mobile terminal to pass through the net established Network be connected to increase third time span network connection the duration in using by low level extension search condition into Row data retrieval is to obtain multiple data files.
The public content library 301 is the subset in the private content library 302.The setting of content server 304 sliding Time window, the time slip-window are slided over time.The content server 304 will be in time slip-window Data file acquired in (from data source server) is stored in private content library 302, and is not stored in public content library 301 In.The content server 304 by sliding time outside window (from data source server) acquired in data file be stored in it is privately owned In content library 302, and it also is stored in public content library 301.The time slip-window includes multiple consecutive days, for example, 7 Consecutive days, 10 consecutive days, 15 consecutive days, 20 consecutive days, 30 consecutive days, 60 consecutive days, 90 consecutive days or 180 A consecutive days.
It includes: when the passage of time has been advanced a consecutive days that the time slip-window carries out sliding over time When, the time slip-window slides a consecutive days to time direction of advance.For example, when time slip-window was 10 consecutive days, And when current time is any time on November 11st, 2018, time slip-window (range) is on November 1st, 2018 To on November 10th, 2018, i.e., the described content server 304 by November 10,1 day to 2018 November in 2018 (from data Source server) acquired in data file be stored in private content library 302, and be not stored in public content library 301.At that time Between when proceeding on November 12nd, 2018 (for example, any time on November 12nd, 2018), time slip-window (range) For on November 11,2 days to 2018 November in 2018, i.e., the described content server 304 was by 1 day to 2018 11 November in 2018 In months 10 days (from data source server) acquired in data file be stored in private content library 302, and be not stored in public In content library 301.
In addition, the content server 304 by sliding time outside window, i.e. on November 1st, 2018 (from data source server) Acquired data file is stored in private content library 302, and also is stored in public content library 301.The content clothes Business device 304 stores the multiple new data files obtained in nearest 1 month into private content library 302, without storing to public affairs Altogether in content library 301.The content server 304 stores the multiple new data files obtained in nearest 1 week to private Have in content library 302, without storing into public content library 301.The content server 304 will obtain in nearest 2 months Multiple new data files are stored into private content library 302, without storing into public content library 301.The public content Library 301 is managed by the first virtual machine in content server 304, and the public content library 301 is in content server It is run in the first virtual machine in 304.Net is established into public content library 301 in the mobile terminal and content server 304 Network connection includes: to establish the first virtual machine in the mobile terminal and content server 304 to be connected to the network, so that described Mobile terminal is able to access that public content library 301.The private content library 302 is by the second virtual machine in content server 304 It is managed, and the private content library 302 is run in the second virtual machine in content server 304.By the movement It includes: by the mobile terminal and content service that network connection is established in private content library 302 in terminal and content server 304 The second virtual machine in device 304 establishes network connection, so that the mobile terminal is able to access that private content library 302.
First time length is the time of the network connection duration in network connecting request transmitted by mobile terminal 90%, 80%, 70% or the 60% of length.Second time span is the network in network connecting request transmitted by mobile terminal Connect 50%, 40% or the 30% of the time span of duration.Third time span is that network transmitted by mobile terminal connects Connect 20%, 10% or the 5% of the time span of the network connection duration in request.For the inspection in the data acquisition request Rope condition carries out high-level extend and comprises determining that original retrieval type included by the search condition in the data acquisition request Quantity N increases N number of query expansion formula for the search condition to carry out high-level extension.The wherein inspection Jing Guo high-level extension Rope condition includes N number of original retrieval type and N number of query expansion formula.Middle rank is carried out for the search condition in the data acquisition request It Kuo Zhan not comprise determining that the quantity N of original retrieval type included by the search condition in the data acquisition request, be the inspection Rope condition increases A query expansion formula is with rank extension in carrying out.The search condition of rank extension includes N in wherein passing through A original retrieval type andA query expansion formula.Low level extension is carried out for the search condition in the data acquisition request It comprises determining that the quantity N of original retrieval type included by the search condition in the data acquisition request, is the search condition IncreaseA query expansion formula is to carry out low level extension.Wherein the search condition by low level extension includes N number of original Beginning retrieval type and A query expansion formula.WhereinIt is to round up to N/2.
Query expansion formula is obtained by the way that the keyword in original retrieval type is carried out synonym extension or near synonym extension. Query expansion formula is obtained by being expanded the restriction range in original retrieval type；For example, the restriction in original retrieval type Range is abstract, obtains query expansion formula by the way that the abstract in original retrieval type is expanded as full text.
When first attribute network connecting request other for common level, by the mobile terminal and content server Network connection is established in public content library 301 in 304.The content server 304 obtains the network connection of the mobile terminal Second attribute of request, when second attribute is high extension rank, be search condition in the data acquisition request into The high-level extension of row, and the network connection duration will increase first time length, enable the mobile terminal to pass through institute The network connection of foundation utilizes the inspection Jing Guo high-level extension within the network connection duration for increasing first time length Rope condition carries out data retrieval in public content library 301 to obtain multiple data files.When second attribute is middle extension It is rank extension in the search condition progress in the data acquisition request, and will increase the network connection duration when rank Second time span enables the mobile terminal by the network connection established in the net for increasing the second time span Data retrieval is carried out in public content library 301 to obtain using the search condition of rank extension in passing through in the network connection duration Take multiple data files.When the third attribute is low extension rank, for the search condition in the data acquisition request into The extension of row low level, and the network connection duration will increase third time span, enable the mobile terminal to pass through institute The network connection of foundation utilizes the inspection by low level extension within the network connection duration for increasing third time span Rope condition carries out data retrieval in public content library 301 to obtain multiple data files.
When first attribute is the network connecting request of privately owned rank, by the mobile terminal and content server Network connection is established in private content library 302 in 304.The content server 304 obtains the network connection of the mobile terminal Second attribute of request, when second attribute is high extension rank, be search condition in the data acquisition request into The high-level extension of row, and the network connection duration will increase first time length, enable the mobile terminal to pass through institute The network connection of foundation utilizes the inspection Jing Guo high-level extension within the network connection duration for increasing first time length Rope condition carries out data retrieval in private content library 302 to obtain multiple data files.When second attribute is middle extension It is rank extension in the search condition progress in the data acquisition request, and will increase the network connection duration when rank Second time span enables the mobile terminal by the network connection established in the net for increasing the second time span Data retrieval is carried out in private content library 302 to obtain using the search condition of rank extension in passing through in the network connection duration Take multiple data files.When the third attribute is low extension rank, for the search condition in the data acquisition request into The extension of row low level, and the network connection duration will increase third time span, enable the mobile terminal to pass through institute The network connection of foundation utilizes the inspection by low level extension within the network connection duration for increasing third time span Rope condition carries out data retrieval in private content library 302 to obtain multiple data files.

Claims (10)

1. the method that the data acquisition request in a kind of pair of internet carries out grading extension, which comprises
Certificate server of the mobile terminal into internet sends network connecting request, the network address of mobile terminal and movement eventually The identifier at end, the network connecting request include: authentication data and network connection duration；
When certificate server receives from mobile terminal the mark of network connecting request, the network address of mobile terminal and mobile terminal After knowing symbol, in the case where not verified to the authentication data in the network connecting request, the mark based on mobile terminal Symbol generates random string and generates the first combining characters string based on the network address of random string and mobile terminal, to described First combining characters string carries out Hash calculation using the first hash function to generate the first cryptographic Hash, and certificate server is to the shifting Dynamic terminal send be used to indicate the identifier of the network connecting request, the network address of mobile terminal and mobile terminal by Received first response message, and content server of the certificate server into internet sends the random string and the One cryptographic Hash；First response message further includes the network address of content server；
In response to receiving the first response message, mobile terminal sends data acquisition request and mobile terminal to content server Network address, the content server are based on from the received random string of certificate server and from the received movement of mobile terminal The network address of terminal generates the second combining characters string, carries out Hash using the second hash function to the second combining characters string It calculates to generate the second cryptographic Hash, when second cryptographic Hash is equal with the first cryptographic Hash, the content server is not having In the case where verification result associated with the mobile terminal is received from certificate server, sent out according to the mobile terminal The search condition in data acquisition request sent is retrieved to determine all data files associated with search condition, and will The metadata of each data file forms collection of metadata in all data files associated with search condition, by first number The mobile terminal is sent to without by the arbitrary data file in all data files associated with search condition according to set It is sent to the mobile terminal；
The mobile terminal receives the metadata set and merges collection of metadata storage in the first memory, to described Collection of metadata is parsed with the metadata of each data file of determination, is determined according to the metadata of each data file each The sizes of memory of data file determines all numbers associated with the search condition according to the sizes of memory of each data file According to total sizes of memory of file, the mobile terminal determines in second memory according to total sizes of memory and spreading coefficient Reserved storage space；When the mobile terminal determines that the residual memory space in second memory is greater than reserved storage space When, Xiang Suoshu certificate server sends available second response message of memory space for being used to indicate the mobile terminal；
While content server of the certificate server into internet sends the random string and the first cryptographic Hash, institute It states certificate server to obtain the authentication data in the network connecting request and be connected to the network the duration, to the authentication data Parsed in the determination authentication data whether include mobile terminal the finger print information that inputs of user, recognize described in the determination Demonstrate,prove include in data user's input finger print information in the case where according to the identifier of mobile terminal from recognizing in certificate server The pre-stored finger print information of user that mobile terminal is obtained in database is demonstrate,proved, when the finger print information of user's input and user are preparatory When the finger print information of storage is identical, privately owned rank is set by the first attribute of the network connecting request of the mobile terminal；When Determine do not include that the finger print information of user's input or the finger print information of user input and user are preparatory in the authentication data When the finger print information of storage is not identical, public rank is set by the first attribute of the network connecting request of the mobile terminal；
The certificate server obtains video information and audio-frequency information in the authentication data, determines the video information and sound The time synchronization degree of frequency information, when the video information and the time synchronization degree of audio-frequency information are greater than synchronization threshold, really The resolution ratio of the fixed video information；
When the resolution ratio of the video information is greater than high-resolution threshold value, by the of the network connecting request of the mobile terminal Two attributes are set as high extension rank, when the resolution ratio of the video information is less than or equal to high-resolution threshold value and is greater than low When resolution threshold, middle extension rank is set by the second attribute of the network connecting request of the mobile terminal, when the view When the resolution ratio of frequency information is less than or equal to low resolution threshold value, by the second attribute of the network connecting request of the mobile terminal It is set as low extension rank；
First attribute of the network connecting request of the mobile terminal and the second attribute are sent to content service by certificate server Device；
The content server obtains the first attribute of the network connecting request of the mobile terminal, when first attribute is public affairs Altogether when the network connecting request of rank, the public content library in the mobile terminal and content server is established and is connected to the network, It, will be privately owned interior in the mobile terminal and content server when first attribute is the network connecting request of privately owned rank Rong Ku establishes network connection；
The content server obtains the second attribute of the network connecting request of the mobile terminal, when second attribute is height It is that the search condition in the data acquisition request carries out high-level extension, and will be connected to the network the duration when extending rank Increase first time length, the mobile terminal is enabled to increase first time length by the network connection established The network connection duration in it is literary to obtain multiple data using the search condition progress data retrieval Jing Guo high-level extension Part；
It is that rank expands in the search condition progress in the data acquisition request when second attribute is middle extension rank Exhibition, and the network connection duration will increase by the second time span, enable the mobile terminal to pass through the network established It is connected in the network connection duration for increase the second time span and is carried out using the search condition of rank extension in passing through Data retrieval is to obtain multiple data files；
It is that the search condition in the data acquisition request carries out low level expansion when second attribute is low extension rank Exhibition, and the network connection duration will increase third time span, enable the mobile terminal to pass through the network established It is connected in the network connection duration for increase third time span and is carried out using the search condition by low level extension Data retrieval is to obtain multiple data files.
2. according to the method described in claim 1, the network address of the mobile terminal is the address IPv4 or the address IPv6；It is described The identifier of mobile terminal can uniquely identify the mobile terminal in internet.
3. according to the method described in claim 1, it includes: by the shifting that the identifier based on mobile terminal, which generates random string, The position of each character included by the identifier of dynamic terminal carries out stochastic transformation, to generate random string.
4. according to the method described in claim 2, the content server is based on from the received random string of certificate server Include: with the second combining characters string is generated from the network address of the received mobile terminal of mobile terminal
Content server will be from the received random string of certificate server and from the network of the received mobile terminal of mobile terminal Address carries out Connection operator to generate the second combining characters string.
5. according to the method described in claim 4, the first memory is volatile memory, and the second memory It is nonvolatile memory.
6. the system that the data acquisition request in a kind of pair of internet carries out grading extension, the system comprises:
Mobile terminal, the certificate server into internet send network connecting request, the network address of mobile terminal and movement The identifier of terminal, the network connecting request include: authentication data and network connection duration；In response to receiving first Response message, mobile terminal send the network address of data acquisition request and mobile terminal to content server；
Certificate server, when receiving network connecting request, the network address of mobile terminal and mobile terminal from mobile terminal After identifier, in the case where not verified to the authentication data in the network connecting request, the mark based on mobile terminal Know symbol to generate random string and generate the first combining characters string based on the network address of random string and mobile terminal, to institute It states the first combining characters string and carries out Hash calculation using the first hash function to generate the first cryptographic Hash, certificate server is to described Mobile terminal transmission has been used to indicate the identifier of the network connecting request, the network address of mobile terminal and mobile terminal The first response message being received, and content server of the certificate server into internet send the random string and First cryptographic Hash；First response message further includes the network address of content server；
Content server, based on from the received random string of certificate server and from the net of the received mobile terminal of mobile terminal Network address generates the second combining characters string, carries out Hash calculation using the second hash function to the second combining characters string with life At the second cryptographic Hash, when second cryptographic Hash is equal with the first cryptographic Hash, the content server is not being taken from certification In the case that business device receives verification result associated with the mobile terminal, according to data transmitted by the mobile terminal Search condition in acquisition request is retrieved to determine all data files associated with search condition, and will be with retrieval item The metadata of each data file forms collection of metadata in the associated all data files of part, and the collection of metadata is sent out The mobile terminal is given without the arbitrary data file in all data files associated with search condition is sent to institute State mobile terminal；
It further include that the mobile terminal receives the metadata set merging and the collection of metadata is stored in first memory In, the collection of metadata is parsed with the metadata of each data file of determination, according to first number of each data file It is related to the search condition according to the determination of the sizes of memory of each data file according to the sizes of memory of each data file of determination Total sizes of memory of all data files of connection, the mobile terminal are determined according to total sizes of memory and spreading coefficient the Reserved storage space in two memories；It is reserved when the mobile terminal determines that the residual memory space in second memory is greater than When memory space, available second response of memory space that the transmission of Xiang Suoshu certificate server is used to indicate the mobile terminal disappears Breath；
While content server of the certificate server into internet sends the random string and the first cryptographic Hash, institute It states certificate server to obtain the authentication data in the network connecting request and be connected to the network the duration, to the authentication data Parsed in the determination authentication data whether include mobile terminal the finger print information that inputs of user, recognize described in the determination Demonstrate,prove include in data user's input finger print information in the case where according to the identifier of mobile terminal from recognizing in certificate server The pre-stored finger print information of user that mobile terminal is obtained in database is demonstrate,proved, when the finger print information of user's input and user are preparatory When the finger print information of storage is identical, privately owned rank is set by the first attribute of the network connecting request of the mobile terminal；When Determine do not include that the finger print information of user's input or the finger print information of user input and user are preparatory in the authentication data When the finger print information of storage is not identical, public rank is set by the first attribute of the network connecting request of the mobile terminal；
The certificate server obtains video information and audio-frequency information in the authentication data, determines the video information and sound The time synchronization degree of frequency information, when the video information and the time synchronization degree of audio-frequency information are greater than synchronization threshold, really The resolution ratio of the fixed video information；
When the resolution ratio of the video information is greater than high-resolution threshold value, by the of the network connecting request of the mobile terminal Two attributes are set as high extension rank, when the resolution ratio of the video information is less than or equal to high-resolution threshold value and is greater than low When resolution threshold, middle extension rank is set by the second attribute of the network connecting request of the mobile terminal, when the view When the resolution ratio of frequency information is less than or equal to low resolution threshold value, by the second attribute of the network connecting request of the mobile terminal It is set as low extension rank；
First attribute of the network connecting request of the mobile terminal and the second attribute are sent to content service by certificate server Device；
The content server obtains the first attribute of the network connecting request of the mobile terminal, when first attribute is public affairs Altogether when the network connecting request of rank, the public content library in the mobile terminal and content server is established and is connected to the network, It, will be privately owned interior in the mobile terminal and content server when first attribute is the network connecting request of privately owned rank Rong Ku establishes network connection；
The content server obtains the second attribute of the network connecting request of the mobile terminal, when second attribute is height It is that the search condition in the data acquisition request carries out high-level extension, and will be connected to the network the duration when extending rank Increase first time length, the mobile terminal is enabled to increase first time length by the network connection established The network connection duration in it is literary to obtain multiple data using the search condition progress data retrieval Jing Guo high-level extension Part；
It is that rank expands in the search condition progress in the data acquisition request when second attribute is middle extension rank Exhibition, and the network connection duration will increase by the second time span, enable the mobile terminal to pass through the network established It is connected in the network connection duration for increase the second time span and is carried out using the search condition of rank extension in passing through Data retrieval is to obtain multiple data files；
It is that the search condition in the data acquisition request carries out low level expansion when second attribute is low extension rank Exhibition, and the network connection duration will increase third time span, enable the mobile terminal to pass through the network established It is connected in the network connection duration for increase third time span and is carried out using the search condition by low level extension Data retrieval is to obtain multiple data files.
7. system according to claim 6, the network address of the mobile terminal is the address IPv4 or the address IPv6；It is described The identifier of mobile terminal can uniquely identify the mobile terminal in internet.
8. system according to claim 6, it includes: by the shifting that the identifier based on mobile terminal, which generates random string, The position of each character included by the identifier of dynamic terminal carries out stochastic transformation, to generate random string.
9. system according to claim 7, the content server is based on from the received random string of certificate server Include: with the second combining characters string is generated from the network address of the received mobile terminal of mobile terminal
Content server will be from the received random string of certificate server and from the network of the received mobile terminal of mobile terminal Address carries out Connection operator to generate the second combining characters string.
10. system according to claim 9, the first memory is volatile memory, and described second stores Device is nonvolatile memory.
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