CN108664547B - Electronic device, conference file sharing method and storage medium - Google Patents
Electronic device, conference file sharing method and storage medium Download PDFInfo
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- CN108664547B CN108664547B CN201810253835.6A CN201810253835A CN108664547B CN 108664547 B CN108664547 B CN 108664547B CN 201810253835 A CN201810253835 A CN 201810253835A CN 108664547 B CN108664547 B CN 108664547B
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1813—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for computer conferences, e.g. chat rooms
- H04L12/1818—Conference organisation arrangements, e.g. handling schedules, setting up parameters needed by nodes to attend a conference, booking network resources, notifying involved parties
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/2141—Access rights, e.g. capability lists, access control lists, access tables, access matrices
Abstract
The invention relates to an electronic device, a conference file sharing method and a storage medium, wherein the method comprises the following steps: before a video conference is carried out, after files which are uploaded by all users and used for the video conference are received, the files are stored in independent storage areas respectively; receiving other users selected by the user and capable of checking the files uploaded by the user, and associating and recording storage area identifications corresponding to the files uploaded by the user at this time, file names of the files in the storage areas and user names of the selected users; analyzing the information recorded by the access control table, creating a file list of each user according to the analysis result, and storing the file list in a REDIS cache region; when a video conference is carried out, a file list corresponding to each user is obtained from the REDIS cache region, and the file is read from the corresponding storage region based on the file list and authorized to the corresponding user. The invention can control the authority of the file in the video conference, and enhance the confidentiality and the safety of the file.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to an electronic device, a method for sharing a conference file, and a storage medium.
Background
The video conference refers to a conference in which people located at two or more places have face-to-face conversations through a communication device and a network, and can provide collaboration functions such as screen sharing, document sharing, text chatting, electronic voting and the like. At present, a "meeting space" can be introduced into a meeting system to implement the propagation and sharing of meeting content in combination with an information propagation means of a social network. Before the meeting, meeting data can be uploaded by a meeting organizer or a participant, and the document can be modified and a new version can be uploaded, and the document can be automatically reminded when updated; in the conference, the system directly uses the conference materials uploaded in advance, reduces the time for document sharing in the conference, can record the conference contents in real time and upload the conference contents to a conference space, and can provide live conference for the public conference; after the meeting, the classification identification of meeting materials, meeting videos, meeting summaries and the like can be provided, on-demand and downloading are provided, and discussion space is provided for subsequent discussion and communication of the meeting. Therefore, information is spread on the basis of information communication, and sharing and cooperation of enterprise virtual teams are achieved.
However, all the participants in the conference can view the shared file, but in practical application, some conference files are related to important confidentiality and are not suitable for disclosure of all the participants, so how to control the authority of the shared file in the video conference and enhance the confidentiality and the security of the file become problems to be solved.
Disclosure of Invention
The invention aims to provide an electronic device, a conference file sharing method and a storage medium, aiming at controlling the authority of a file in a video conference and enhancing the confidentiality and the safety of the file.
In order to achieve the above object, the present invention provides an electronic device, which includes a memory and a processor connected to the memory, wherein the memory stores a processing system capable of running on the processor, and when executed by the processor, the processing system implements the following steps:
the method comprises the steps of uploading, wherein a plurality of storage areas of preset types are created in advance before a video conference is carried out, and after files uploaded by each user and used for the video conference are received, the files are stored in the independent storage areas respectively;
the method comprises the steps of association, namely receiving other users which are selected by a user and can check files uploaded by the user, and associating and recording storage area identifications corresponding to the files uploaded by the user at this time, file names of the files in the storage areas and user names of the selected users in an access control list;
the method comprises the steps of establishing, namely analyzing information recorded by an access control table, establishing a file list corresponding to each user-viewable file according to an analysis result, and storing the file list in a REDIS cache region;
and a sharing step, namely acquiring a file list corresponding to each user from the REDIS cache region when a video conference is carried out, reading files from the corresponding storage region based on the file list, and authorizing the files to the corresponding users.
Preferably, the processing system, when executed by the processor, further implements the steps of: and after the video conference is finished, recording conference information based on the access control table, and cleaning files in each storage area and a file list of the REDIS cache area, wherein the conference information comprises user names of all users participating in the video conference, file names of uploaded files, uploading time of the files, and start time and end time of the video conference.
Preferably, the processing system, when executed by the processor, further implements the steps of:
when a video conference is carried out, if an adding instruction of a user who adds a viewing file is received, recording a user name of the user added in the adding operation in an access control table;
analyzing the information recorded by the access control table, and updating a file list stored in a REDIS cache area according to the analysis result;
and acquiring the updated file list from the REDIS cache region, reading the file from the corresponding storage region based on the updated file list, and authorizing the file to the added user.
Preferably, the preset type of storage area is an NAS network storage area, and the uploading step specifically includes: after receiving files uploaded by each user and used for a video conference, respectively encrypting and pressurizing the files and storing the files in an independent NAS network storage area in a first pipeline flow mode;
the sharing step specifically includes: and reading the files from the corresponding NAS network storage area in a whole packet based on the file list, decompressing and decrypting the files, and authorizing the decompressed and decrypted files to corresponding users in a second pipeline stream mode.
In order to achieve the above object, the present invention further provides a method for sharing a conference file, where the method for sharing a conference file includes:
s1, before a video conference, a plurality of storage areas of preset types are created in advance, and after files uploaded by each user and used for the video conference are received, the files are stored in the independent storage areas respectively;
s2, receiving other users selected by the user and capable of checking the files uploaded by the user, and associating and recording storage area identifications corresponding to the files uploaded by the user at this time, file names of the files in the storage area and user names of the selected users in an access control list;
s3, analyzing the information recorded by the access control table, creating a file list corresponding to each user and capable of viewing the files according to the analysis result, and storing the file list in a REDIS cache area;
and S4, when a video conference is carried out, acquiring a file list corresponding to each user from the REDIS cache area, reading files from the corresponding storage area based on the file list, and authorizing the files to the corresponding users.
Preferably, after the step S4, the method further includes: and after the video conference is finished, recording conference information based on the access control table, and cleaning files in each storage area and a file list of the REDIS cache area, wherein the conference information comprises user names of all users participating in the video conference, file names of uploaded files, uploading time of the files, and start time and end time of the video conference.
Preferably, after the step S4, the method further includes:
when a video conference is carried out, if an adding instruction of a user who adds a viewing file is received, recording a user name of the user added in the adding operation in an access control table;
analyzing the information recorded by the access control table, and updating a file list stored in a REDIS cache area according to the analysis result;
and acquiring the updated file list from the REDIS cache region, reading the file from the corresponding storage region based on the updated file list, and authorizing the file to the added user.
Preferably, the preset type of storage area is an NAS network storage area, and the step S1 specifically includes: after receiving files uploaded by each user and used for a video conference, respectively encrypting and pressurizing the files and storing the files in an independent NAS network storage area in a first pipeline flow mode;
the step S4 specifically includes: and reading the files from the corresponding NAS network storage area in a whole packet based on the file list, decompressing and decrypting the files, and authorizing the decompressed and decrypted files to corresponding users in a second pipeline stream mode.
Preferably, the first conduit stream is a conduit input stream and the second conduit stream is a conduit output stream.
The invention also provides a computer readable storage medium having stored thereon a processing system, which when executed by a processor implements the steps of the above-described method for conference file sharing.
The invention has the beneficial effects that: the invention stores the file uploaded by each user in an independent storage area, selects the user capable of sharing the file, records the related information of the file uploaded by the user at this time in an access control table, then creates a file list corresponding to the file which can be checked by each user and stores the file list in the REDIS cache area, when a video conference is started, reads the file list in the REDIS cache area to obtain the file which can be checked by each user, then reads the file from the NAS sharing area, authorizes the file to the corresponding user, can control the authority of the file in the video conference, enables the file to be selectively shared to the related users, and guarantees the confidentiality and the safety of the conference file.
Drawings
FIG. 1 is a schematic diagram of an alternative application environment according to various embodiments of the present invention;
FIG. 2 is a diagram illustrating the display effect of an embodiment of the video conference interface according to the present invention;
FIG. 3 is a diagram of the display effect of another embodiment of the interface of the video conference;
fig. 4 is a flowchart illustrating a method for sharing a conference file according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Fig. 1 is a schematic application environment diagram of a method for sharing a conference file according to a preferred embodiment of the present invention. The application environment diagram includes an electronic apparatus 1 and a plurality of terminal devices. The electronic apparatus 1 may perform data interaction with a plurality of terminal devices through a network, a near field communication technology, or other suitable technologies.
The terminal device includes, but is not limited to, any electronic product capable of performing man-machine interaction with a user through a keyboard, a mouse, a remote controller, a touch panel, or a voice control device, for example, a mobile device such as a Personal computer, a tablet computer, a smart phone, a Personal Digital Assistant (PDA), or the like, or a fixed terminal such as a Digital TV, a desktop computer, a notebook, a server, or the like.
The electronic apparatus 1 is a device capable of automatically performing numerical calculation and/or information processing in accordance with a command set in advance or stored. The electronic device 1 may be a computer, or may be a single network server, a server group composed of a plurality of network servers, or a cloud composed of a large number of hosts or network servers based on cloud computing, where cloud computing is one of distributed computing and is a super virtual computer composed of a group of loosely coupled computers.
In the present embodiment, the electronic device 1 may include, but is not limited to, a memory 11, a processor 12, and a network interface 13, which are communicatively connected to each other through a system bus, wherein the memory 11 stores a processing system operable on the processor 12. It is noted that fig. 1 only shows the electronic device 1 with components 11-13, but it is to be understood that not all shown components are required to be implemented, and that more or less components may be implemented instead.
The storage 11 includes a memory and at least one type of readable storage medium. The memory provides cache for the operation of the electronic device 1; the readable storage medium may be a non-volatile storage medium such as flash memory, a hard disk, a multimedia card, a card type memory (e.g., SD or DX memory, etc.), a Random Access Memory (RAM), a Static Random Access Memory (SRAM), a Read Only Memory (ROM), an Electrically Erasable Programmable Read Only Memory (EEPROM), a Programmable Read Only Memory (PROM), a magnetic memory, a magnetic disk, an optical disk, etc. In some embodiments, the readable storage medium may be an internal storage unit of the electronic apparatus 1, such as a hard disk of the electronic apparatus 1; in other embodiments, the non-volatile storage medium may also be an external storage device of the electronic apparatus 1, such as a plug-in hard disk provided on the electronic apparatus 1, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like. In this embodiment, the readable storage medium of the memory 11 is generally used for storing an operating system and various types of application software installed in the electronic device 1, for example, program codes of a processing system in an embodiment of the present invention. Further, the memory 11 may also be used to temporarily store various types of data that have been output or are to be output.
The processor 12 may be a Central Processing Unit (CPU), controller, microcontroller, microprocessor, or other data processing chip in some embodiments. The processor 12 is generally configured to control the overall operation of the electronic apparatus 1, such as performing control and processing related to data interaction or communication with the terminal device. In this embodiment, the processor 12 is configured to run the program code stored in the memory 11 or process data, for example, run a processing system.
The network interface 13 may comprise a wireless network interface or a wired network interface, and the network interface 13 is generally used for establishing a communication connection between the electronic apparatus 1 and other electronic devices. In this embodiment, the network interface 13 is mainly used to connect the electronic apparatus 1 with one or more terminal devices, and establish a data transmission channel and a communication connection between the electronic apparatus 1 and the one or more terminal devices.
The processing system is stored in the memory 11 and includes at least one computer readable instruction stored in the memory 11, which is executable by the processor 12 to implement the method of the embodiments of the present application; and the at least one computer readable instruction may be divided into different logic blocks depending on the functions implemented by the respective portions.
In one embodiment, the processing system described above, when executed by the processor 12, performs the following steps:
the method comprises the steps of uploading, wherein a plurality of storage areas of preset types are created in advance before a video conference is carried out, and after files uploaded by each user and used for the video conference are received, the files are stored in the independent storage areas respectively;
in this embodiment, when uploading a file, a user operates on an operation interface of a terminal device, clicks an "upload" button on the operation interface, and then selects the file to upload, where one or more users uploading the file may be provided, and file uploading operations of each user are not affected by each other. There are multiple preset types of storage areas, in a preferred embodiment, the preset type of storage area is an efficient compressed NAS (network Attached storage) network storage area, and each NAS network storage area has a corresponding identifier. After receiving files uploaded by each user and used for video conferences, storing the files in independent NAS network storage areas, wherein each file is stored in one independent NAS network storage area.
In an embodiment, after receiving files uploaded by each user and used for a video conference, the files are respectively encrypted and pressurized automatically, and then are stored in the NAS network storage area in a first pipeline flow manner. In an embodiment, the first pipe stream is a pipe input stream pipedlnputstream (i.e., writer/producer/sender), and in other embodiments, the first pipe stream is a bufferedseader stream, which can quickly store the uploaded file.
In one embodiment, the file encryption mode may employ one encryption algorithm or a combination of multiple encryption algorithms to encrypt the file, such as a symmetric encryption algorithm, an asymmetric encryption algorithm, or a combination of a symmetric encryption algorithm and an asymmetric encryption algorithm, and in another embodiment, the file encryption mode may also employ a third-party encryption mode to encrypt the file. In addition, the encrypted file is pressurized, so that the transmission of the file is facilitated, and the aim of quickly and efficiently reading the file is fulfilled.
The method comprises the steps of association, namely receiving other users which are selected by a user and can check files uploaded by the user, and associating and recording storage area identifications corresponding to the files uploaded by the user at this time, file names of the files in the storage areas and user names of the selected users in an access control list;
after the file is stored in the storage area, in one embodiment, the current operation interface jumps to a user list interface, on which the user selects other users who can view the file uploaded by the user, and in another embodiment, a dialog box may pop up on the current operation interface, and a dialog box is displayed for the user to select other users who can view the file uploaded by the user.
After the user selects other users who can view the uploaded files, based on the current selection operation of the user, the storage area identifier corresponding to the current uploaded files of the user, the file name of the files in the storage area, and the user name of the selected user are associated and recorded in the access control table, for example, if the storage area identifier is an "a area", the file name of the files in the storage area is a "file a", and the selected user includes a user 1, a user 2, and a user 3, the "a area", "the file a", the user 1, the user 2, and the user 3 are associated, and the associated information is recorded in the access control table.
The method comprises the steps of establishing, namely analyzing information recorded by an access control table, establishing a file list corresponding to each user-viewable file according to an analysis result, and storing the file list in a REDIS cache region;
in this embodiment, the access control table records one or more pieces of information, each piece of information includes a storage area identifier, a file name of a file in the storage area, and user names of multiple selected users, and in a specific example: the information recorded in the access control table is shown in the following tables 1 and 2, and one piece of information is recorded in each of table 1 and table 2:
| storage area identification | Zone A |
| Filename | Document a |
| User name | User 1, user 2, user 3 |
TABLE 1
| Storage area identification | Zone B |
| Filename | Document b |
| User name | User 1, user 3, user 4 |
TABLE 2
After analysis, the user 1 can view the file a in the area a and the file B in the area B, the user 2 can view the file a in the area a, the user 3 can view the file a in the area a and the file B in the area B, and the user 4 can view the file B in the area B.
And according to the analysis result, creating a file list corresponding to each file which can be viewed by the user, wherein the file list comprises the file names of all the files which can be viewed by the user and the storage area identification of the storage area where the file is located. For example, the list of files for user 1 or user 3 is shown in Table 3 below:
| storage area identification | Zone A and zone B |
| Filename | Document a, document b |
TABLE 3
After the file lists corresponding to the files can be checked by all users are created, the file lists are stored in a preset REDIS cache region, so that the file lists do not occupy a physical memory, and meanwhile, the method has the advantages of being not easy to tamper and high in reading efficiency.
And a sharing step, namely acquiring a file list corresponding to each user from the REDIS cache region when a video conference is carried out, reading files from the corresponding storage region based on the file list, and authorizing the files to the corresponding users.
In this embodiment, when a video conference is performed, a file list corresponding to each user is obtained from the REDIS cache area, and then a file is read from the corresponding storage area according to a file name of a file recorded in the file list and a storage area identifier of a storage area where the file is located, and the file is authorized to the corresponding user.
In a preferred embodiment, when the storage area of the preset type is an NAS network storage area, the file in the NAS network storage area is an encrypted and pressurized file, and the file can be read from the NAS network storage area in a whole package, and the file is decompressed and decrypted, and the decompressed and decrypted file is authorized to the corresponding user in a second pipeline stream manner. In one embodiment, the second pipe stream is in a pipe output stream (i.e., reader/consumer/receiver), and in other embodiments, the second pipe stream is in a readLine method. The embodiment is applied to the scene of the video conference, and can enable the file in the conference to be read more smoothly and quickly.
In a specific example, user a shares 3 files for use in a meeting, user a wants user B to view the 3 files, and user C to view 2 of the files, keeping one of the files confidential, i.e., user C cannot view one of the files. After uploading, the 3 files are respectively stored in the NAS network storage area, the user A selects the user B as a user capable of viewing the 3 files, and the user C can view 2 files. The selection of user a is recorded in the access control table of the REDIS cache area. When a video conference is started, acquiring an access control table from the REDIS cache area, reading information recorded in the access control table, creating a file list of each user, authorizing the 3 files to a user B, and authorizing 2 files to a user C, as shown in fig. 2, fig. 2 is a display effect diagram of an embodiment of an interface of the video conference, and all files that can be viewed by the user a are displayed at a predetermined position of the interface of the video conference of the user a: file 1, file 2, and file 3. As shown in fig. 3, fig. 3 is a display effect diagram of another embodiment of the interface of the video conference, and all files that can be viewed by the user C are displayed at a predetermined position of the interface of the video conference of the user C: file 1 and file 2.
Compared with the prior art, the method stores the file uploaded by each user in the independent storage area, selects the user capable of sharing the file, records the related information of the file uploaded by the user at this time in the access control table, then creates the file list corresponding to the file which can be checked by each user and stores the file list in the REDIS cache area, reads the file list in the REDIS cache area to obtain the file which can be checked by each user when a video conference is started, then reads the file from the NAS sharing area, authorizes the file to the corresponding user, can control the authority of the file in the video conference, enables the file to be selectively shared to the related users, and guarantees the confidentiality and the safety of the conference file.
In a preferred embodiment, the processing system, when executed by the processor, further performs the steps of: and after the video conference is finished, recording conference information based on the access control table, and cleaning files in each storage area and a file list of the REDIS cache area, wherein the conference information comprises user names of all users participating in the video conference, file names of uploaded files, uploading time of the files, and start time and end time of the video conference.
After the video conference is finished, after conference information is recorded, files in each storage area are automatically cleaned, a file list of the REDIS cache area is cleaned, the authority of the files in the video conference is controlled, meanwhile, the time effectiveness of the files in the video conference can be controlled, namely the files can only be checked in the video conference, the files are automatically cleaned after the video conference, and the confidentiality and the safety of the conference files are further guaranteed.
In a preferred embodiment, the processing system, when executed by the processor, further performs the steps of: when a video conference is carried out, if an adding instruction of a user who adds a viewing file is received, recording a user name of the user added in the adding operation in an access control table; analyzing the information recorded by the access control table, and updating a file list stored in a REDIS cache area according to the analysis result; and acquiring the updated file list from the REDIS cache region, reading the file from the corresponding storage region based on the updated file list, and authorizing the file to the added user.
In the video conference, users capable of sharing a certain file can be added according to actual needs, the number of the added users can be one or more, the authority of the file in the video conference is controlled, the authority of the file in the video conference can be flexibly controlled, and system performance and use experience are improved.
As shown in fig. 4, fig. 4 is a schematic flowchart of an embodiment of a method for sharing a conference file according to the present invention, where the method for sharing a conference file includes the following steps:
step S1, before the video conference, a plurality of storage areas of preset types are created in advance, and after files uploaded by each user and used for the video conference are received, the files are stored in the independent storage areas respectively;
in this embodiment, when uploading a file, a user operates on an operation interface of a terminal device, clicks an "upload" button on the operation interface, and then selects the file to upload, where one or more users uploading the file may be provided, and file uploading operations of each user are not affected by each other. There are multiple preset types of storage areas, in a preferred embodiment, the preset type of storage area is an efficient compressed NAS (network Attached storage) network storage area, and each NAS network storage area has a corresponding identifier. After receiving files uploaded by each user and used for video conferences, storing the files in independent NAS network storage areas, wherein each file is stored in one independent NAS network storage area.
In an embodiment, after receiving files uploaded by each user and used for a video conference, the files are respectively encrypted and pressurized automatically, and then are stored in the NAS network storage area in a first pipeline flow manner. In an embodiment, the first pipe stream is a pipe input stream pipedlnputstream (i.e., writer/producer/sender), and in other embodiments, the first pipe stream is a bufferedseader stream, which can quickly store the uploaded file.
In one embodiment, the file encryption mode may employ one encryption algorithm or a combination of multiple encryption algorithms to encrypt the file, such as a symmetric encryption algorithm, an asymmetric encryption algorithm, or a combination of a symmetric encryption algorithm and an asymmetric encryption algorithm, and in another embodiment, the file encryption mode may also employ a third-party encryption mode to encrypt the file. In addition, the encrypted file is pressurized, so that the transmission of the file is facilitated, and the aim of quickly and efficiently reading the file is fulfilled.
Step S2, receiving other users selected by the user and capable of checking the files uploaded by the user, and associating and recording storage area identifications corresponding to the files uploaded by the user at this time, file names of the files in the storage area and user names of the selected users in an access control list;
after the file is stored in the storage area, in one embodiment, the current operation interface jumps to a user list interface, on which the user selects other users who can view the file uploaded by the user, and in another embodiment, a dialog box may pop up on the current operation interface, and a dialog box is displayed for the user to select other users who can view the file uploaded by the user.
After the user selects other users who can view the uploaded files, based on the current selection operation of the user, the storage area identifier corresponding to the current uploaded files of the user, the file name of the files in the storage area, and the user name of the selected user are associated and recorded in the access control table, for example, if the storage area identifier is an "a area", the file name of the files in the storage area is a "file a", and the selected user includes a user 1, a user 2, and a user 3, the "a area", "the file a", the user 1, the user 2, and the user 3 are associated, and the associated information is recorded in the access control table.
Step S3, analyzing the information recorded by the access control table, creating a file list corresponding to each user view file according to the analysis result, and storing the file list in the REDIS cache area;
in this embodiment, the access control table records one or more pieces of information, each piece of information includes a storage area identifier, a file name of a file in the storage area, and user names of multiple selected users, and in a specific example: the information recorded in the access control table is as shown in table 1 and table 2, where table 1 and table 2 respectively record one piece of information, and after analysis, user 1 can view file a in area a and file B in area B, user 2 can view file a in area a, user 3 can view file a in area a and file B in area B, and user 4 can view file B in area B.
And according to the analysis result, creating a file list corresponding to each file which can be viewed by the user, wherein the file list comprises the file names of all the files which can be viewed by the user and the storage area identification of the storage area where the file is located. For example, the file list of the user 1 or the user 3 is shown in the above table 3, and is not described herein again.
After the file lists corresponding to the files can be checked by all users are created, the file lists are stored in a preset REDIS cache region, so that the file lists do not occupy a physical memory, and meanwhile, the method has the advantages of being not easy to tamper and high in reading efficiency.
Step S4, when a video conference is performed, obtaining a file list corresponding to each user from the REDIS cache area, reading a file from the corresponding storage area based on the file list, and authorizing the file to the corresponding user.
In this embodiment, when a video conference is performed, a file list corresponding to each user is obtained from the REDIS cache area, and then a file is read from the corresponding storage area according to a file name of a file recorded in the file list and a storage area identifier of a storage area where the file is located, and the file is authorized to the corresponding user.
In a preferred embodiment, when the storage area of the preset type is an NAS network storage area, the file in the NAS network storage area is an encrypted and pressurized file, and the file can be read from the NAS network storage area in a whole package, and the file is decompressed and decrypted, and the decompressed and decrypted file is authorized to the corresponding user in a second pipeline stream manner. In one embodiment, the second pipe stream is in a pipe output stream (i.e., reader/consumer/receiver), and in other embodiments, the second pipe stream is in a readLine method. The embodiment is applied to the scene of the video conference, and can enable the file in the conference to be read more smoothly and quickly.
In a specific example, user a shares 3 files for use in a meeting, user a wants user B to view the 3 files, and user C to view 2 of the files, keeping one of the files confidential, i.e., user C cannot view one of the files. After uploading, the 3 files are respectively stored in the NAS network storage area, the user A selects the user B as a user capable of viewing the 3 files, and the user C can view 2 files. The selection of user a is recorded in the access control table of the REDIS cache area. When a video conference is started, acquiring an access control table from the REDIS cache area, reading information recorded in the access control table, creating a file list of each user, authorizing the 3 files to a user B, and authorizing 2 files to a user C, as shown in fig. 2, fig. 2 is a display effect diagram of an embodiment of an interface of the video conference, and all files that can be viewed by the user a are displayed at a predetermined position of the interface of the video conference of the user a: file 1, file 2, and file 3. As shown in fig. 3, fig. 3 is a display effect diagram of another embodiment of the interface of the video conference, and all files that can be viewed by the user C are displayed at a predetermined position of the interface of the video conference of the user C: file 1 and file 2.
Compared with the prior art, the method stores the file uploaded by each user in the independent storage area, selects the user capable of sharing the file, records the related information of the file uploaded by the user at this time in the access control table, then creates the file list corresponding to the file which can be checked by each user and stores the file list in the REDIS cache area, reads the file list in the REDIS cache area to obtain the file which can be checked by each user when a video conference is started, then reads the file from the NAS sharing area, authorizes the file to the corresponding user, can control the authority of the file in the video conference, enables the file to be selectively shared to the related users, and guarantees the confidentiality and the safety of the conference file.
In a preferred embodiment, the method for sharing a conference file further includes: and after the video conference is finished, recording conference information based on the access control table, and cleaning files in each storage area and a file list of the REDIS cache area, wherein the conference information comprises user names of all users participating in the video conference, file names of uploaded files, uploading time of the files, and start time and end time of the video conference.
After the video conference is finished, after conference information is recorded, files in each storage area are automatically cleaned, a file list of the REDIS cache area is cleaned, the authority of the files in the video conference is controlled, meanwhile, the time effectiveness of the files in the video conference can be controlled, namely the files can only be checked in the video conference, the files are automatically cleaned after the video conference, and the confidentiality and the safety of the conference files are further guaranteed.
In a preferred embodiment, the method for sharing a conference file further includes: when a video conference is carried out, if an adding instruction of a user who adds a viewing file is received, recording a user name of the user added in the adding operation in an access control table; analyzing the information recorded by the access control table, and updating a file list stored in a REDIS cache area according to the analysis result; and acquiring the updated file list from the REDIS cache region, reading the file from the corresponding storage region based on the updated file list, and authorizing the file to the added user.
In the video conference, users capable of sharing a certain file can be added according to actual needs, the number of the added users can be one or more, the authority of the file in the video conference is controlled, the authority of the file in the video conference can be flexibly controlled, and system performance and use experience are improved.
The invention also provides a computer readable storage medium having stored thereon a processing system, which when executed by a processor implements the steps of the above-described method for conference file sharing.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. An electronic device, comprising a memory and a processor connected to the memory, wherein the memory stores a processing system operable on the processor, and the processing system when executed by the processor implements the following steps:
the method comprises the steps of uploading, wherein a plurality of storage areas of preset types are created in advance before a video conference is carried out, and after files uploaded by each user and used for the video conference are received, the files are stored in the independent storage areas respectively;
the method comprises the steps of association, namely receiving other users which are selected by a user and can check files uploaded by the user, and associating and recording storage area identifications corresponding to the files uploaded by the user at this time, file names of the files in the storage areas and user names of the selected users in an access control list;
the method comprises the steps of establishing, namely analyzing information recorded by an access control table, establishing a file list corresponding to each user-viewable file according to an analysis result, and storing the file list in a REDIS cache region;
a sharing step, during a video conference, acquiring a file list corresponding to each user from the REDIS cache area, reading files from the corresponding storage area based on the file list, and authorizing the files to the corresponding users;
when executed by the processor, the processing system further implements the steps of: and after the video conference is finished, recording conference information based on the access control table, and cleaning files in each storage area and a file list of the REDIS cache area, wherein the conference information comprises user names of all users participating in the video conference, file names of uploaded files, uploading time of the files, and start time and end time of the video conference.
2. The electronic device of claim 1, wherein the processing system, when executed by the processor, further performs the steps of:
when a video conference is carried out, if an adding instruction of a user who adds a viewing file is received, recording a user name of the user added in the adding operation in an access control table;
analyzing the information recorded by the access control table, and updating a file list stored in a REDIS cache area according to the analysis result;
and acquiring the updated file list from the REDIS cache region, reading the file from the corresponding storage region based on the updated file list, and authorizing the file to the added user.
3. The electronic device according to any one of claims 1 to 2, wherein the storage area of the preset type is an NAS network storage area, and the uploading step specifically includes: after receiving files uploaded by each user and used for a video conference, respectively encrypting and pressurizing the files and storing the files in an independent NAS network storage area in a first pipeline flow mode;
the sharing step specifically includes: and reading the files from the corresponding NAS network storage area in a whole packet based on the file list, decompressing and decrypting the files, and authorizing the decompressed and decrypted files to corresponding users in a second pipeline stream mode.
4. A method for sharing conference files, the method for sharing conference files comprising:
s1, before a video conference, a plurality of storage areas of preset types are created in advance, and after files uploaded by each user and used for the video conference are received, the files are stored in the independent storage areas respectively;
s2, receiving other users selected by the user and capable of checking the files uploaded by the user, and associating and recording storage area identifications corresponding to the files uploaded by the user at this time, file names of the files in the storage area and user names of the selected users in an access control list;
s3, analyzing the information recorded by the access control table, creating a file list corresponding to each user and capable of viewing the files according to the analysis result, and storing the file list in a REDIS cache area;
s4, when a video conference is carried out, acquiring a file list corresponding to each user from the REDIS cache area, reading files from the corresponding storage area based on the file list, and authorizing the files to the corresponding users;
after the step S4, the method further includes: and after the video conference is finished, recording conference information based on the access control table, and cleaning files in each storage area and a file list of the REDIS cache area, wherein the conference information comprises user names of all users participating in the video conference, file names of uploaded files, uploading time of the files, and start time and end time of the video conference.
5. The method for sharing conference files according to claim 4, wherein after the step S4, the method further comprises:
when a video conference is carried out, if an adding instruction of a user who adds a viewing file is received, recording a user name of the user added in the adding operation in an access control table;
analyzing the information recorded by the access control table, and updating a file list stored in a REDIS cache area according to the analysis result;
and acquiring the updated file list from the REDIS cache region, reading the file from the corresponding storage region based on the updated file list, and authorizing the file to the added user.
6. The method for sharing the conference file according to any one of claims 4 to 5, wherein the storage area of the preset type is an NAS network storage area, and the step S1 specifically includes: after receiving files uploaded by each user and used for a video conference, respectively encrypting and pressurizing the files and storing the files in an independent NAS network storage area in a first pipeline flow mode;
the step S4 specifically includes: and reading the files from the corresponding NAS network storage area in a whole packet based on the file list, decompressing and decrypting the files, and authorizing the decompressed and decrypted files to corresponding users in a second pipeline stream mode.
7. The method of claim 6, wherein the first pipe stream is a pipe input stream and the second pipe stream is a pipe output stream.
8. A computer readable storage medium, characterized in that the computer readable storage medium has stored thereon a processing system, which when executed by a processor implements the steps of the method of conference file sharing according to any one of claims 4 to 7.
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| CN109558082B (en) * | 2018-11-26 | 2021-12-07 | 深圳天源迪科信息技术股份有限公司 | Distributed file system |
| CN109800594A (en) * | 2018-12-14 | 2019-05-24 | 平安普惠企业管理有限公司 | Document access authority management method, device and computer equipment |
| CN112311754B (en) * | 2020-06-02 | 2022-09-30 | 北京字节跳动网络技术有限公司 | Interaction method and device and electronic equipment |
| CN113271428A (en) * | 2020-09-30 | 2021-08-17 | 常熟九城智能科技有限公司 | Video conference user authentication method, device and system |
| CN112351303B (en) * | 2021-01-08 | 2021-03-26 | 全时云商务服务股份有限公司 | Video sharing method and system in network conference and readable storage medium |
| CN113766170A (en) * | 2021-09-18 | 2021-12-07 | 苏州科天视创信息科技有限公司 | Audio and video based on-line conference multi-terminal resource sharing method and system |
| WO2023115490A1 (en) * | 2021-12-23 | 2023-06-29 | 广州视臻信息科技有限公司 | Cooperative information display control method, device and storage medium |
| CN114760271B (en) * | 2022-06-14 | 2022-09-20 | 深圳乐播科技有限公司 | File processing method and device |
| CN115169324B (en) * | 2022-09-06 | 2023-02-17 | 天津联想协同科技有限公司 | Network disk-based key information reminding method and device, network disk and storage medium |
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