CN102970380A - Method for acquiring media data of cloud storage files and cloud storage server - Google Patents
Method for acquiring media data of cloud storage files and cloud storage server Download PDFInfo
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- CN102970380A CN102970380A CN2012105597912A CN201210559791A CN102970380A CN 102970380 A CN102970380 A CN 102970380A CN 2012105597912 A CN2012105597912 A CN 2012105597912A CN 201210559791 A CN201210559791 A CN 201210559791A CN 102970380 A CN102970380 A CN 102970380A
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Abstract
The invention discloses a method for acquiring media data of cloud storage files and a cloud storage server. The method comprises the following steps that: cloud application of an intelligent terminal sends a cloud file metadata request to the cloud storage server and receives returned metadata of the corresponding cloud files; and after the cloud application receives an instruction of acquiring media data of the selected files, if uniform resource locators (URLs) of media data in the metadata of the corresponding cloud files points to the cloud storage server, the cloud application sends a request for acquiring the media data to the cloud storage server according to the URLs of the media data of the selected files and acquires the media data. The request which is sent by the cloud application to the cloud storage server and is used for acquiring the media data is not required to carry Token, so that the cloud storage server is used for making the cloud application acquire the media data according to the received request for acquiring the media data; and therefore, the problem that Token is overdue because the cloud application directly sends the request for acquiring the media data to the cloud server is solved.
Description
Technical field
The present invention relates to the video multimedia technical field, relate in particular to a kind of method and cloud storage server that obtains the media data of cloud storage file.
Background technology
The user can obtain cloud storage file (or claiming the high in the clouds file) by install, move high in the clouds application program (also can be referred to as high in the clouds application or cloud storage application) at intelligent terminal.The intelligent terminal of using in high in the clouds is installed can be comprised: the smart machines such as smart mobile phone, intelligent television, panel computer, palmtop PC.
The storage mode of high in the clouds file is usually as shown in Figure 1: the metadata store of high in the clouds file is in the cloud storage server of this locality, and the media data of high in the clouds file may be stored in the third-party cloud server.
Intelligent terminal obtains the process of the media data of high in the clouds file after use in operation high in the clouds, as shown in Figure 1, comprise the steps:
S201: after use in intelligent terminal operation high in the clouds, use to cloud storage server transmission high in the clouds file metadata request by high in the clouds;
S202: the cloud storage server returns high in the clouds file metadata tabulation to intelligent terminal.
The cloud storage server comprises in the metadata of the high in the clouds file that intelligent terminal returns: filename, file identification (file ID), media data URL, file size, file thumbnail etc.Wherein, media data URL(Uniform Resource Locator, URL(Uniform Resource Locator)) in also carry the Token(token), be used for client and when obtaining the file medium data, carry out the Token authentication.
S203: intelligent terminal shows each the file thumbnail in the file metadata tabulation that receives.
S204: the user clicks this document thumbnail after having selected one of them file thumbnail, and the intelligent terminal basis sends the request of obtaining media data corresponding to the media data URL of the high in the clouds file of this document thumbnail to cloud server.
Because the media data of high in the clouds file is stored in the cloud server, therefore, the media data URL of high in the clouds file points to cloud server; Intelligent terminal sends the request of obtaining media data according to the media data URL of high in the clouds file to cloud server, carries Token in the request of transmission.
S205: after cloud server receives request, according to the Token that wherein carries it is authenticated.
S206: after cloud server Token authentication is passed through, return the media data of its acquisition request to intelligent terminal.
Yet in actual applications, Token has certain term of validity, and the term of validity of Token is no more than more than ten minute usually; If the user is because select time is longer, perhaps other reason after having surpassed the Token term of validity, is just clicked one of them thumbnail, obtains the media data of file corresponding to this figure; So, cloud server will receive the request of obtaining media data that carries expired Token, and this expired Token authentication is not passed through, and can not return media data to intelligent terminal; Thereby cause the user to obtain the media data failure.To obtain the experience of media data not good so that the user uses high in the clouds to use for this: in fact, the user might need to access, obtain the wherein media data of a plurality of files after having shown a plurality of file thumbnails by intelligent terminal; Yet the media data of downloading successively these files needs certain hour; So, probably cause the media data of user's several files before having obtained after, the media data of some files after but finding to obtain again; If the user wishes to obtain the media data of other files, then have to resend high in the clouds file metadata request to the cloud storage server, namely repeat the step of above-mentioned S201-S206, for the user brings very large inconvenience.
In sum, the intelligent terminal of prior art obtains the method for the media data of high in the clouds file, and it is expired the Token term of validity to occur, and can't obtain the phenomenon of the media data of high in the clouds file, and it is not good to cause the user to experience.
Summary of the invention
The mthods, systems and devices that embodiments of the invention provide a kind of intelligent terminal to obtain the media data of cloud storage file, it is expired to avoid occurring the Token term of validity, and can't obtain the phenomenon of the media data of high in the clouds file, improves the user and experiences.
According to an aspect of the present invention, provide a kind of intelligent terminal to obtain the method for the media data of cloud storage file, having comprised:
High in the clouds in the intelligent terminal is used to the cloud storage server and is sent high in the clouds file metadata request;
Described cloud storage server returns the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives;
After described high in the clouds is applied in the media data instruction of obtaining filesselected that receives user's input, if the media data URL in the metadata of the corresponding high in the clouds file of its reception points to the cloud storage server, then the media data URL according to described filesselected sends the request of obtaining media data to described cloud storage server, obtains the media data of described filesselected.
Preferably, described media data URL according to described filesselected sends the request of obtaining media data to described cloud storage server, obtains the media data of described filesselected, specifically comprises:
The media data URL that use according to described filesselected in described high in the clouds sends the request of obtaining media data to described cloud storage server;
After described cloud storage server receives described request of obtaining media data, judge whether the server current state is idle;
If idle, according to the request of obtaining media data that receives, obtain corresponding media data from cloud server or local cache and return to described intelligent terminal;
Otherwise, described cloud storage server generates Token, and according to the request of obtaining media data that receives, determine the high in the clouds file of described intelligent terminal request media data, with the media data URL of the sensing cloud server of the high in the clouds file determined and the Token of generation, be spliced into the URL of access cloud server; And return splicing the URL that; Described high in the clouds is used according to the URL that returns and is sent the request of obtaining media data to described cloud server; Described cloud server returns corresponding media data according to the request that receives.
Preferably, the high in the clouds application in described intelligent terminal also comprises before sending high in the clouds file metadata request to the cloud storage server:
Behind the application start of described high in the clouds, send the request of obtaining application level to described cloud storage server;
Described cloud storage server returns the described corresponding application level of the application identities of carrying in the request of application level that obtains;
The height of judging the application level that returns is used in described high in the clouds; If judge this application level for high, then described high in the clouds is used to the cloud storage server and is sent the request of obtaining token resource information; Described cloud storage server returns token Token resource information according to the request of obtaining token resource information that receives.
Wherein, described cloud storage server returns the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives, and specifically comprises:
Described cloud storage server is determined application level corresponding to application identities that carries in the file metadata request of described high in the clouds; If the application level of determining is for high, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to cloud server; If the application level of determining is low, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to book server.
Preferably, after described high in the clouds is applied in the media data instruction of obtaining filesselected that receives user's input, if the media data URL in the metadata of the corresponding high in the clouds file of its reception points to the cloud storage server, then the media data URL according to described filesselected sends the request of obtaining media data to described cloud storage server, specifically comprises:
If the application level that use in described high in the clouds is low, then after it receives the media data instruction of obtaining filesselected of user input, the media data URL in the metadata of the corresponding high in the clouds file that returns according to described cloud storage server sends the request of obtaining media data to described cloud storage server.
Preferably, at described cloud storage server according to the high in the clouds file metadata request that receives, return the metadata of corresponding high in the clouds file after, also comprise:
If the application level that use in described high in the clouds is high, then after it receives the media data instruction of obtaining filesselected of user's input, generate Token according to described Token resource information; And according to the media data URL of the filesselected in the metadata of the high in the clouds file that returns and the Token of generation, obtain the media data of described filesselected.
According to another aspect of the present invention, also provide a kind of cloud storage server, having comprised:
Metadata is returned module, is used for returning the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives;
The media data request processing module after being used for receiving the request of obtaining media data, is returned corresponding media data or is carried accordingly media data URL Token, that point to cloud server.
Preferably, after described media data request processing module specifically is used for receiving the request of obtaining media data, judge whether the server current state is idle; If idle, according to the request of obtaining media data that receives, obtain corresponding media data from cloud server or local cache and return to described intelligent terminal; Otherwise, described cloud storage server generates Token, and according to the request of obtaining media data that receives, determine the high in the clouds file of described intelligent terminal request media data, with the media data URL of the sensing cloud server of the high in the clouds file determined and the Token of generation, be spliced into the URL of access cloud server; And return splicing the URL that.
Further, described server also comprises:
Application level returns module, is used for the application identities of carrying according to the request of obtaining application level that receives, and from the corresponding relation of the application identities of this locality storage and application level, finds out the application level of correspondence, and returns the application level that finds out;
Token resource information is returned module, after being used for receiving the request of obtaining token resource information, returns token Token resource information.
Preferably, described metadata is returned module and specifically is used for according to the high in the clouds file metadata request that receives, and determines application level corresponding to application identities that carries in the file metadata request of described high in the clouds; If the application level of determining is for high, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to cloud server; If the application level of determining is low, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to book server.
In the technical scheme of the embodiment of the invention, owing to after high in the clouds is applied in the media data instruction of obtaining filesselected that receives user input, send the request of obtaining media data to the cloud storage server; In the request of obtaining media data of cloud storage server transmission, needn't carry Token, by the request of obtaining media data of cloud storage server according to reception, be responsible for the media data that obtains of high in the clouds application, send when obtaining the request of media data thereby avoid being used directly to cloud server by high in the clouds, the expired problem of Token occurs.
In fact, the cloud storage server can be after receiving the request of obtaining media data, obtains corresponding media data from local cache or cloud server and use to high in the clouds and return; Also can be after receiving the request of obtaining media data, generating Token is carried among the URL that returns to high in the clouds application transmission, thereby high in the clouds is used and can be sent the request of obtaining media data to cloud server according to the URL that carries Token that returns, can avoid generating Token too early and cause the expired problem of Token, the user can successfully obtain media data from cloud server, improves the user and experiences.
Further, in order to improve whole system efficient, and alleviate the pressure of cloud storage server, also can allow the high high in the clouds application of application level directly to obtain the Token resource information from the cloud storage server in the technical scheme of the present invention and directly generate Token, and obtain media data according to the Token that generates voluntarily to cloud server.So, both can improve whole system efficient, alleviate the pressure of cloud storage server, and also can avoid generating Token too early and cause the expired problem of Token.
What considered developer that the pressure, high in the clouds of cloud storage server uses in the technical scheme of the embodiment of the invention is subjected to the factor such as degree of belief, so that whole system is avoided the expired problem of Token with greater efficiency, realize that the user obtains media data, improve the user and experience.
Description of drawings
Fig. 1 is the high in the clouds document storage system schematic diagram of prior art;
Fig. 2 is the method flow diagram that the intelligent terminal of prior art obtains high in the clouds file medium data;
Fig. 3 is the method flow diagram that the intelligent terminal of the embodiment of the invention one obtains high in the clouds file medium data;
Fig. 4 is that use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the cloud storage server of the embodiment of the invention one and the intelligent terminal;
Fig. 5 is the method flow diagram that the intelligent terminal of the embodiment of the invention two obtains high in the clouds file medium data;
Fig. 6 is that use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the cloud storage server of the embodiment of the invention two and the intelligent terminal;
Fig. 7 is the method flow diagram that the intelligent terminal of the embodiment of the invention three obtains high in the clouds file medium data;
Fig. 8 is that use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the cloud storage server of the embodiment of the invention three and the intelligent terminal;
Fig. 9 a, 9b, 9c, 9d are the method flow diagram that the intelligent terminal of the embodiment of the invention four obtains high in the clouds file medium data;
Figure 10 is that use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the cloud storage server of the embodiment of the invention four and the intelligent terminal.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, referring to accompanying drawing and enumerate preferred embodiment, the present invention is described in more detail.Yet, need to prove that many details of listing in the specification only are in order to make the reader to one or more aspects of the present invention a thorough understanding be arranged, even if there are not these specific details also can realize these aspects of the present invention.
The terms such as " module " used in this application, " system " are intended to comprise the entity relevant with computer, such as but not limited to hardware, firmware, combination thereof, software or executory software.For example, module can be, but be not limited in: the thread of the process of moving on the processor, processor, object, executable program, execution, program and/or computer.For instance, the application program of moving on the computing equipment and this computing equipment can be modules.One or more modules can be positioned at an executory process and/or thread, and module also can be on the computer and/or be distributed between two or more the computers.
In the technical scheme of the present invention, it is expired to provide four embodiment to avoid occurring the Token term of validity, and can't obtain the phenomenon of the media data of high in the clouds file.
Wherein, in the technical scheme of embodiment one, the high in the clouds in the intelligent terminal is used and can be obtained for the Token resource information that generates Token, according to generating voluntarily Token the opportunity of obtaining media data from the cloud storage server, thereby avoided obtaining too early Token, caused the expired phenomenon of Token;
In the technical scheme of embodiment two, the cloud storage server sends in the metadata of high in the clouds file of intelligent terminal, media data URL points to book server, therefore, when intelligent terminal obtains media data according to media data URL, the cloud storage server will receive the request of obtaining media data that intelligent terminal sends, the corresponding Token of cloud storage server regeneration after receiving this request, thus high in the clouds returns to intelligent terminal after obtaining media data; Thereby avoided the expired situation of Token.
In the technical scheme of embodiment three, after intelligent terminal receives the metadata of high in the clouds file, if the user has clicked the thumbnail of one of them file, intelligent terminal obtains corresponding Token from the cloud storage server first, after having obtained Token, obtain media data according to the media data URL in the metadata to cloud server again; Thereby avoided the expired situation of Token.
The embodiment four fundamental rules are the technical schemes that combine above-mentioned three embodiment.
Describe the technical scheme of the embodiment of the invention in detail below in conjunction with accompanying drawing.
Embodiment one
The intelligent terminal that the embodiment of the invention one provides obtains the flow chart of the concrete grammar of high in the clouds file medium data, as shown in Figure 3, comprises the steps:
S301: behind the high in the clouds application start in the intelligent terminal, send the request of obtaining token (Token) resource information to the cloud storage server.
S302: after the cloud storage server receives the request of obtaining the Token resource information of intelligent terminal transmission, return the required resource of generation Token, i.e. Token resource information to it.
S303: the high in the clouds of intelligent terminal is used to the cloud storage server and is sent high in the clouds file metadata request.
If the user need to check, understand the relevant information of some high in the clouds file, then use to the cloud storage server by the high in the clouds of intelligent terminal and send high in the clouds file metadata request; Can carry the keyword in the file name in the high in the clouds file metadata request that sends, the cloud storage server is determined the high in the clouds file of intelligent terminal request metadata according to this keyword.
S304: the cloud storage server returns the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives to intelligent terminal.
In this step, after the cloud storage server received the high in the clouds file metadata request of intelligent terminal transmission, the metadata that finds out corresponding high in the clouds file according to this request was returned to intelligent terminal.For example, the cloud storage server is according to the keyword in the carry-on file name in the file metadata request of high in the clouds, and the metadata that finds out the high in the clouds file that comprises this keyword in the file name is returned to intelligent terminal.In this step, the cloud storage server does not carry Token to the media data URL in the metadata of the high in the clouds file that intelligent terminal returns, and media data URL points to cloud server.
S305: intelligent terminal after receiving the metadata of the high in the clouds file that the cloud storage server returns shows the thumbnail in the metadata.
In this step, intelligent terminal shows the relevant informations such as the thumbnail in the metadata, file name, with selection for reference after receiving the metadata of the high in the clouds file that the cloud storage server returns.
S306: if the media data instruction of obtaining filesselected that receives user's input is used in the high in the clouds of intelligent terminal, then generate corresponding Token.
After the metadata of the high in the clouds file that the intelligent terminal basis is returned shows, if the user comprises according to demonstration information: the relevant informations such as the thumbnail of each high in the clouds file, file name, determine that one of them high in the clouds file is filesselected: the user clicks the thumbnail of this high in the clouds file; The instruction that this click event is resolved to the media data that obtains filesselected is used in high in the clouds.
After the high in the clouds of intelligent terminal is applied in and determines to receive the media data instruction of obtaining filesselected, generate Token according to the Token resource information of obtaining before and current time.Temporal information when thus, having comprised generation Token among the Token of generation.The method that generates Token is well known to those skilled in the art, and repeats no more herein.
For example, the Token of a concrete generation is as follows:
OSSAccessKeyId=dyw0cz66m63lra31w3s9tbyz&Expires=1352885324&Signature=w81MCsX%2FWUcNIrsFX3rSZ0VFff4%3D；
Wherein, Expires=1352885324 is the temporal information when generating Token.
S307: use according to the Token that generates in the high in the clouds of intelligent terminal, and the media data URL of the filesselected in the metadata of the high in the clouds file that returns of cloud storage server, sends the request of obtaining media data.
Particularly, the Token that will generate is used in the high in the clouds of intelligent terminal, and the media data URL of filesselected, according to the rule of the request in the Token resource information, is spliced into access URL; The access URL that use according to splicing in the high in the clouds of intelligent terminal sends the request of obtaining media data.Thus, carry the Token of generation in the request of obtaining media data that intelligent terminal sends.For example, the media data URL of filesselected is:
http://storage.aliyun.com/hitvlit/0000000050a08ce7842b2b4856420000.jpg；
After then the Token that generates being spliced to the media data URL of this filesselected, the access URL of formation is:
http://storage.aliyun.com/hitvlit/0000000050a08ce7842b2b4856420000.jpg?OSSAccessKeyId=dyw0cz66m63lra31w3s9tbyz&Expires=1352885324&Signature=w81MCsX%2FWUcNIrsFX3rSZ0VFff4%3D；
Because media data URL points to cloud server, therefore, splicing the access URL that also is to point to cloud server; The access URL that use according to above-mentioned splicing in the high in the clouds of intelligent terminal sends the request of obtaining media data to cloud server.
S308: cloud server returns corresponding media data according to the request that receives to intelligent terminal.
Particularly, cloud server is after the request of obtaining media data that receives the intelligent terminal transmission, from the request that receives, parse Token, the Token that parses is authenticated, because this request of obtaining media data is namely to send after generating Token, therefore, can there be the expired problem of Token; So that cloud server can receive the request of obtaining media data in the term of validity of Token; After authentication was passed through to Token, cloud server returned corresponding media data to intelligent terminal.Particularly, cloud server is to judge according to the temporal information of carrying among the Token whether before the deadline Token.
Fig. 4 illustrates the cloud storage server 410 that the embodiment of the invention one provides, and use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the intelligent terminal 400:
Wherein, the device that obtains the cloud storage file in the intelligent terminal 400 comprises: token resource acquisition module 401, metadata acquisition module 402, media data acquisition module 403;
Token resource acquisition of information module 401 is used for sending the request of obtaining token resource information to cloud storage server 410;
After token resource information is returned module 411 and received the request of obtaining token resource information, return token Token resource information;
The token Token resource information that token resource acquisition of information module 401 reception cloud storage servers 410 return is stored.
Metadata is returned module 412 according to the high in the clouds file metadata request that cloud storage server 410 receives, and returns the metadata of corresponding high in the clouds file; Media data URL in the metadata of the high in the clouds file that returns does not carry Token, and media data URL points to cloud server;
The metadata of the high in the clouds file that metadata acquisition module 402 reception cloud storage servers 410 return.
If media data acquisition module 403 is used for receiving the media data instruction of obtaining filesselected of user's input, then the Token resource information according to 401 storages of token resource acquisition of information module generates Token; And the media data URL of the filesselected in the metadata of the high in the clouds file that receives according to metadata acquisition module 402 and the Token of generation, obtain the media data of described filesselected.Particularly, media data acquisition module 403 is with the Token that generates, and the media data URL of filesselected, according to the rule of the request in the Token resource information, is spliced into access URL; Media data acquisition module 403 sends the request of obtaining media data according to the access URL of splicing.
In the embodiment of the invention one, because using, high in the clouds can generate voluntarily Token; Therefore, after high in the clouds is applied in the media data instruction of obtaining filesselected that receives user's input, regeneration Token, Token according to harsh one-tenth sends the request of obtaining media data to cloud server, can avoid generating Token too early and cause the expired problem of Token, the user can successfully obtain media data from cloud server, improves the user and experiences.
Embodiment two
The intelligent terminal that the embodiment of the invention two provides obtains the flow chart of the concrete grammar of high in the clouds file medium data, as shown in Figure 5, comprises the steps:
S501: after use in intelligent terminal operation high in the clouds, use to cloud storage server transmission high in the clouds file metadata request by high in the clouds.
S502: the cloud storage server returns the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives to intelligent terminal.
In this step, the cloud storage server does not carry Token to the media data URL in the metadata of the high in the clouds file that intelligent terminal returns, and this media data URL points to book server.
S503: intelligent terminal after receiving the metadata of the high in the clouds file that the cloud storage server returns shows the thumbnail in the metadata.
In this step, intelligent terminal shows the relevant informations such as the thumbnail in the metadata, file name, with selection for reference after receiving the metadata of the high in the clouds file that the cloud storage server returns.
S504: receive the media data instruction of obtaining filesselected if use in the high in the clouds of intelligent terminal, then the media data URL according to filesselected sends the request of obtaining media data to the cloud storage server.
If the relevant informations such as the thumbnail of each high in the clouds file that the user shows according to intelligent terminal, file name select to obtain the media data of one of them high in the clouds file, then click the thumbnail of this high in the clouds file; The instruction that this click event is resolved to the media data that obtains filesselected is used in high in the clouds.
Because the media data URL of filesselected points to the cloud storage server, therefore, the request of obtaining media data also sends to the cloud storage server.
S505: after the cloud storage server receives the request of obtaining media data, generate Token, and return the media data URL that carries this Token, points to cloud server to intelligent terminal.
Particularly, the cloud storage server generates Token; And according to the request of obtaining media data that receives, determining the high in the clouds file of intelligent terminal request media data, media data URL and the Token of generation with the sensing cloud server of the high in the clouds file determined are spliced into and access URL; And return to intelligent terminal splicing the access URL that; Thereby the cloud storage server has returned the media data URL that carries this Token, points to cloud server to intelligent terminal.
S506: the URL that intelligent terminal returns according to the cloud storage server sends the request of obtaining media data to cloud server.
Because the URL that the cloud storage server returns points to cloud server, therefore, intelligent terminal also sends to cloud server according to the request of obtaining media data that the URL that returns sends.
S507: cloud server returns corresponding media data according to the request that receives to intelligent terminal.
Particularly, cloud server is after the request of obtaining media data that receives the intelligent terminal transmission, the Token that wherein carries is authenticated, because this Token uses to generate after receiving the media data instruction of obtaining filesselected beyond the clouds, therefore, can there be the expired problem of Token; So that cloud server can receive the request of obtaining media data in the term of validity of Token, and Token authentication passed through, return corresponding media data to intelligent terminal.Particularly, cloud server is to judge according to the temporal information of carrying among the Token whether before the deadline Token.
Fig. 6 illustrates the cloud storage server 620 that the embodiment of the invention two provides, and use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the intelligent terminal 600:
Wherein, the device that obtains high in the clouds file medium data in the intelligent terminal 600 comprises: metadata acquisition module 601, media data acquisition module 602.
Metadata is returned module 621 according to the high in the clouds file metadata request that receives, and returns the metadata of corresponding high in the clouds file; Media data URL in the metadata of the corresponding high in the clouds file that wherein, returns points to book server;
The metadata of the high in the clouds file that metadata acquisition module 601 reception cloud storage servers 620 return.
If media data acquisition module 602 receives the media data instruction of obtaining filesselected of user input, the media data URL of the filesselected in the metadata of the high in the clouds file that then receives according to metadata acquisition module 601 sends the request of obtaining media data;
After media data request processing module 622 is used for receiving the request of obtaining media data, returns and carry accordingly media data URL Token, that point to cloud server; Particularly, after media data request processing module 622 receives the request of obtaining media data, generate Token, and according to the request of obtaining media data that receives, determine the high in the clouds file of the media data that this request asks, with the media data URL of the sensing cloud server of the high in the clouds file determined and the Token of generation, be spliced into the URL of access cloud server; And return splicing the URL that;
After media data acquisition module 602 receives the URL that cloud storage server 620 returns, send the request of obtaining media data according to the URL that receives to cloud server, obtain media data.
In the embodiment of the invention two, owing to after high in the clouds is applied in the media data instruction of obtaining filesselected that receives user input, send the request of obtaining media data to the cloud storage server; Regeneration Token was carried among the URL that returns to its transmission after the cloud storage server received request; Thereby high in the clouds is used and can be sent the request of obtaining media data to cloud server according to the URL that carries Token that returns, can avoid generating Token too early and cause the expired problem of Token, the user can successfully obtain media data from cloud server, improves the user and experiences.
Embodiment three
The intelligent terminal that the embodiment of the invention three provides obtains the flow chart of the concrete grammar of high in the clouds file medium data, as shown in Figure 7, comprises the steps:
S701: after use in intelligent terminal operation high in the clouds, use to cloud storage server transmission high in the clouds file metadata request by high in the clouds.
S702: the cloud storage server returns the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives to intelligent terminal.
In this step, the cloud storage server does not carry Token to the media data URL in the metadata of the high in the clouds file that intelligent terminal returns, and this media data URL points to the cloud storage server.
S703: intelligent terminal after receiving the metadata of the high in the clouds file that the cloud storage server returns shows the thumbnail in the metadata.
In this step, intelligent terminal shows the relevant informations such as the thumbnail in the metadata, file name, with selection for reference after receiving the metadata of the high in the clouds file that the cloud storage server returns.
S704: receive the media data instruction of obtaining filesselected if use in the high in the clouds of intelligent terminal, then the media data URL according to filesselected sends the request of obtaining media data to the cloud storage server.
In this step, because media data URL points to the cloud storage server, therefore, intelligent terminal sends the request of obtaining media data according to the media data URL of filesselected to the cloud storage server.
S705: after the cloud storage server receives the request of obtaining media data of intelligent terminal transmission, according to the request that receives, obtain corresponding media data from local cache or cloud server.
Particularly, the cloud storage server searches whether store corresponding media data in the local cache after receiving the request of obtaining media data of intelligent terminal transmission; If have, return to intelligent terminal; If nothing, then the cloud storage server generates Token, and generates the access URL that points to cloud server according to the request that receives; The cloud storage server sends the request of obtaining media data according to the access URL that generates to cloud server, and the media data that cloud server returns is sent to intelligent terminal.
Because after the cloud storage server receives the request of obtaining media data of intelligent terminal transmission, trigger and generate Token, generate access URL, and the series operation that sends the request of obtaining media data according to the access URL that generates, thereby can avoid generating too early Token, and cause the expired problem of Token.
S706: the cloud storage server returns the media data that obtains to intelligent terminal.
Fig. 8 illustrates the cloud storage server 820 that the embodiment of the invention three provides, and use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the intelligent terminal 800:
Wherein, the device that obtains high in the clouds file medium data in the intelligent terminal 800 comprises: metadata acquisition module 801, media data acquisition module 802.
Metadata is returned module 821 according to the high in the clouds file metadata request that receives, and returns the metadata of corresponding high in the clouds file; Media data URL in the metadata of the corresponding high in the clouds file that wherein, returns points to book server;
The metadata of the high in the clouds file that metadata acquisition module 801 reception cloud storage servers 820 return.
If media data acquisition module 802 receives the media data instruction of obtaining filesselected of user input, the media data URL of the filesselected in the metadata of the high in the clouds file that then receives according to metadata acquisition module 801 sends the request of obtaining media data;
Media data request processing module 822 is returned corresponding media data after being used for receiving the request of obtaining media data; Particularly, after media data request processing module 822 receives the request of obtaining media data, according to the request of obtaining media data that receives, obtain corresponding media data from cloud server or local cache and return;
Media data acquisition module 802 receives the media data that cloud storage server 820 returns.
In the embodiment of the invention three, owing to after high in the clouds is applied in the media data instruction of obtaining filesselected that receives user input, send the request of obtaining media data to the cloud storage server; The cloud storage server receives the rear regeneration Token of request, send the request of obtaining media data to cloud server according to the Token that generates, can avoid generating Token too early and cause the expired problem of Token, the user can successfully obtain media data from cloud server, improves the user and experiences.
Embodiment four
In fact, among above-mentioned three embodiment, if adopt the technical scheme of embodiment one, the pressure of cloud storage server is minimum; If adopt the technical scheme of embodiment three, the pressure of cloud storage server is larger.
If consider the factor that reduces cloud storage server pressure, then can adopt the technical scheme of embodiment one; Yet, because in the scheme of embodiment one, the cloud storage server need to send to intelligent terminal with the Token resource information, use generation Token by the high in the clouds in the intelligent terminal; High in the clouds application developer for not trusted then might cause leaking of Token resource information;
Therefore, combine the technical scheme of above-mentioned three embodiment in the embodiment of the invention four, provide a kind of more preferably, adopt neatly wherein a certain method to obtain media data according to actual conditions, so that the performance of system reaches more excellent.
The intelligent terminal that the embodiment of the invention four provides obtains the flow chart of the concrete grammar of high in the clouds file medium data, shown in Fig. 9 a, 9b, 9c, 9d; Wherein, Fig. 9 a comprises the steps:
S901: behind the high in the clouds application start in the intelligent terminal, send the request of obtaining application level to the cloud storage server; This obtains and carries the application identities AppKey that use in this high in the clouds in the request of application level.
S902: after the cloud storage server receives described request of obtaining application level, according to the AppKey that wherein carries, find out corresponding application level and return to intelligent terminal.
The cloud storage server is used for different high in the clouds has different application identities, and namely each high in the clouds is used and had unique application identities; In addition, the cloud storage server is used different high in the clouds and is defined as different application levels; Generally speaking, the high in the clouds of developing for house developer or cooperative developer is applied as the high in the clouds of being trusted and uses, and has high application level; Use in high in the clouds for common developer's exploitation, then has low application level.
In the cloud storage server, store the corresponding relation of application identities and application level; The cloud storage server is according to the described application identities of carrying in the request of application level of obtaining, and from the corresponding relation of the application identities of this locality storage and application level, the application level that finds out correspondence returns to intelligent terminal; Thereby high in the clouds is used and can be obtained the application level that use in this high in the clouds from the cloud storage server according to the application identities of this application.
S903: after the high in the clouds in the intelligent terminal is applied in and receives the application level that returns, according to the height of the application level that receives, determine subsequent operation: be height, then execution in step S904 if judge application level; Be low if judge application level, execution in step S921 then.
S904: the high in the clouds in the intelligent terminal is used to the cloud storage server and is sent the request of obtaining the Token resource information.
S905: the cloud storage server returns the Token resource information to it after receiving the request of obtaining the Token resource information of intelligent terminal transmission.
Preferably, the cloud storage server receives the request of obtaining the Token resource information that intelligent terminal sends, and according to the application identities of carrying in this request, determines that application level corresponding to this application identities for high, then returns the Token resource information to intelligent terminal.
S906: the high in the clouds of intelligent terminal is used to the cloud storage server and is sent high in the clouds file metadata request.
S907: after the cloud storage server receives high in the clouds file metadata request, return the metadata of corresponding high in the clouds file to intelligent terminal; Media data URL in the metadata of the corresponding high in the clouds file that wherein, returns points to cloud server.
Particularly in this step, after the cloud storage server receives high in the clouds file metadata request, parse the application identities of carrying in this high in the clouds file metadata request; If the corresponding application level of the application identities that parses is for high, then the media data URL in the metadata of the corresponding high in the clouds file that returns of cloud storage server points to cloud server; If the corresponding application level of the application identities that parses is low, then the media data URL in the metadata of the corresponding high in the clouds file that returns of cloud storage server points to book server.
S908: intelligent terminal after receiving the metadata of the high in the clouds file that the cloud storage server returns shows the thumbnail in the metadata.
S909: receive the media data instruction of obtaining filesselected if use in the high in the clouds of intelligent terminal, then generate corresponding Token.
Particularly, if the application level that use in high in the clouds is high, then after it receives the media data instruction of obtaining filesselected of user's input, generate Token according to described Token resource information.
S910: use according to the Token that generates in the high in the clouds of intelligent terminal, and the media data URL of filesselected, sends the request of obtaining media data.
Because the media data URL in the metadata of the high in the clouds file that application level is high high in the clouds uses reception points to cloud server, therefore, the media data URL of filesselected wherein points to cloud server; Thus, according to the Token that generates, and the access URL of the media data URL of filesselected splicing points to cloud server; According to the request of obtaining media data that the access URL of splicing sends, namely send to cloud server.
S911: cloud server returns corresponding media data according to the request that receives to intelligent terminal.
Above-mentioned steps S907-S911 is identical with step S304-S308.
The step that comprises among Fig. 9 b is as follows:
S921: the high in the clouds of intelligent terminal is used to the cloud storage server and is sent high in the clouds file metadata request.
S922: the cloud storage server receives high in the clouds file metadata request, and determines that application level corresponding to application identities that carries in this high in the clouds file metadata request is after hanging down, and returns the metadata of corresponding high in the clouds file to intelligent terminal; Media data URL in the metadata of the corresponding high in the clouds file that returns points to book server.
S923: intelligent terminal after receiving the metadata of the high in the clouds file that the cloud storage server returns shows the thumbnail in the metadata.
S924: receive the media data instruction of obtaining filesselected if use in the high in the clouds of intelligent terminal, then the media data URL according to filesselected sends the request of obtaining media data to the cloud storage server.
Particularly, if the application level that use in described high in the clouds is low, then the media data URL in the metadata of the high in the clouds file of its reception points to the cloud storage server; Thus, wherein the media data URL of filesselected points to the cloud storage server; Application level be low high in the clouds use receive the media data instruction of obtaining filesselected after, send the request of obtaining media data to the cloud storage server according to the media data URL of the filesselected that points to the cloud storage server.
S925: after the cloud storage server receives the request of obtaining media data, judge whether the server current state is idle; If idle, then jump to step S951; If not idle, then jump to step S971.
The step that comprises among Fig. 9 c is as follows:
S951: the cloud storage server obtains corresponding media data according to the request of obtaining media data that receives from cloud server.
S952: the cloud storage server returns the media data that obtains to intelligent terminal.
Above-mentioned steps S951-S952 is identical with step S705-S706.
The step that comprises among Fig. 9 d is as follows:
S971: the cloud storage server generates Token, and returns the media data URL that carries this Token, points to cloud server to intelligent terminal.
Particularly, the cloud storage server generates Token; And according to the request of obtaining media data that receives, determining the high in the clouds file of intelligent terminal request media data, media data URL and the Token of generation with the sensing cloud server of the high in the clouds file determined are spliced into the URL that accesses cloud server; And return to intelligent terminal splicing the URL that; Thereby the cloud storage server has returned the media data URL that carries this Token, points to cloud server to intelligent terminal.
S972: the URL that intelligent terminal returns according to the cloud storage server sends the request of obtaining media data to cloud server.
Because the URL that the cloud storage server returns points to cloud server, therefore, intelligent terminal also sends to cloud server according to the request of obtaining media data that the URL that returns sends.
S973: cloud server returns corresponding media data according to the request that receives to intelligent terminal.
Above-mentioned step S971-S973 is identical with step S505-S507.
Figure 10 illustrates the cloud storage server 1110 that the embodiment of the invention four provides, and use as the internal structure block diagram that obtains the device of high in the clouds file medium data in high in the clouds in the intelligent terminal 1100:
Wherein, the device that obtains the cloud storage file in the intelligent terminal 1100 comprises: token resource acquisition module 1101, metadata acquisition module 1102, media data acquisition module 1103, application level acquisition module 1104;
Application level acquisition module 1104 is used for sending the request of obtaining application level to cloud storage server 1110, and receives the application level that cloud storage server 1110 returns; And judge the height of the application level return; If the application level judged result is high, then sends to token resource acquisition of information module 1101 and obtain token resource information notice.
Token resource acquisition of information module 1101 sends the request of obtaining token resource information to cloud storage server 1110 after receiving described token resource information notice;
After token resource information is returned module 1111 and received the request of obtaining token resource information, return token Token resource information; Particularly, after token resource information is returned module 1111 and received the request of obtaining token resource information, if judge the corresponding application level of application identities in this request for high, then return token Token resource information; Otherwise, do not return the Token resource information.
The token Token resource information that token resource acquisition of information module 1101 reception cloud storage servers 1110 return is stored.
Metadata is returned module 1112 according to the high in the clouds file metadata request that cloud storage server 1110 receives, and returns the metadata of corresponding high in the clouds file; Particularly, metadata is returned module 1112 according to the high in the clouds file metadata request that receives, and determines application level corresponding to application identities that carries in the file metadata request of described high in the clouds; If the application level of determining is for high, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to cloud server; If the application level of determining is low, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to book server.
The metadata of the high in the clouds file that metadata acquisition module 1102 reception cloud storage servers 1110 return.
Media data acquisition module 1103 obtains the application level judged result from application level acquisition module 1104; If described application level judged result is high, after then media data acquisition module 1103 receives the media data instruction of obtaining filesselected of user's input, according to the Token resource information generation Token of described token resource acquisition of information module stores; And the media data URL of the filesselected in the metadata of the high in the clouds file that receives according to metadata acquisition module 1102 and the Token of generation, obtain the media data of described filesselected; If described application level judged result is low, then media data acquisition module 1103 is according to the media data URL of the filesselected in the metadata of the high in the clouds file of metadata acquisition module 1102 receptions, the request of media data is obtained in transmission, obtains the media data of described filesselected.
After media data request processing module 1114 is used for receiving the request of obtaining media data, returns corresponding media data or carry accordingly media data URL Token, that point to cloud server.Particularly, after media data request processing module 1114 receives the request of obtaining media data, judge whether the server current state is idle; If idle, according to the request of obtaining media data that receives, obtain corresponding media data from cloud server or local cache, and return the media data that obtains; Otherwise, generate Token, and according to the request of obtaining media data that receives, determine the high in the clouds file of the media data that this request asks, with the media data URL of the sensing cloud server of the high in the clouds file determined and the Token of generation, be spliced into the URL of access cloud server; And return splicing the URL that.
If media data acquisition module 1103 also is used for receiving the URL that cloud storage server 1110 returns, then send the request of obtaining media data according to the URL that returns to cloud server, obtain media data.
In the embodiment of the invention four, after using the media data instruction of obtaining filesselected that receives user's input beyond the clouds, regeneration Token, send the request of obtaining media data according to the Token of harsh one-tenth to cloud server, can avoid generating Token too early and cause the expired problem of Token; Perhaps, after using the media data instruction of obtaining filesselected that receives user's input beyond the clouds, generate Token by the cloud storage server, use or the cloud storage server sends the request of obtaining media data according to the Token of harsh one-tenth to cloud server in high in the clouds afterwards, can avoid generating Token too early and cause the expired problem of Token.
And, what considered developer that the pressure, high in the clouds of cloud storage server uses in the technical scheme of the embodiment of the invention four is subjected to the factor such as degree of belief, so that whole system is avoided the expired problem of Token with greater efficiency, realize that the user obtains media data, improve the user and experience.
In sum, in the technical scheme of the embodiment of the invention, owing to after high in the clouds is applied in the media data instruction of obtaining filesselected that receives user input, send the request of obtaining media data to the cloud storage server; In the request of obtaining media data of cloud storage server transmission, needn't carry Token, by the request of obtaining media data of cloud storage server according to reception, be responsible for the media data that obtains of high in the clouds application, send when obtaining the request of media data thereby avoid being used directly to cloud server by high in the clouds, the expired problem of Token occurs.
In fact, the cloud storage server can be after receiving the request of obtaining media data, obtains corresponding media data from local cache or cloud server and use to high in the clouds and return; Also can be after receiving the request of obtaining media data, generating Token is carried among the URL that returns to high in the clouds application transmission, thereby high in the clouds is used and can be sent the request of obtaining media data to cloud server according to the URL that carries Token that returns, can avoid generating Token too early and cause the expired problem of Token, the user can successfully obtain media data from cloud server, improves the user and experiences.
Further, in order to improve whole system efficient, and alleviate the pressure of cloud storage server, also can allow the high high in the clouds application of application level directly to obtain the Token resource information from the cloud storage server in the technical scheme of the present invention and directly generate Token, and obtain media data according to the Token that generates voluntarily to cloud server.So, both can improve whole system efficient, alleviate the pressure of cloud storage server, and also can avoid generating Token too early and cause the expired problem of Token.
What considered developer that the pressure, high in the clouds of cloud storage server uses in the technical scheme of the embodiment of the invention is subjected to the factor such as degree of belief, so that whole system is avoided the expired problem of Token with greater efficiency, realize that the user obtains media data, improve the user and experience.
One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment method is to come the relevant hardware of instruction to finish by program, this program can be stored in the computer read/write memory medium, as: ROM/RAM, magnetic disc, CD etc.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. method of obtaining high in the clouds file medium data comprises:
High in the clouds in the intelligent terminal is used to the cloud storage server and is sent high in the clouds file metadata request;
Described cloud storage server returns the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives;
After described high in the clouds is applied in the media data instruction of obtaining filesselected that receives user's input, if the media data URL(Uniform Resource Locator) URL in the metadata of the corresponding high in the clouds file of its reception points to the cloud storage server, then the media data URL according to described filesselected sends the request of obtaining media data to described cloud storage server, obtains the media data of described filesselected.
2. the method for claim 1 is characterized in that, described media data URL according to described filesselected sends the request of obtaining media data to described cloud storage server, obtains the media data of described filesselected, specifically comprises:
The media data URL that use according to described filesselected in described high in the clouds sends the request of obtaining media data to described cloud storage server;
After described cloud storage server receives described request of obtaining media data, judge whether the server current state is idle;
If idle, according to the request of obtaining media data that receives, obtain corresponding media data from cloud server or local cache and return to described intelligent terminal;
Otherwise, described cloud storage server generates token Token, and according to the request of obtaining media data that receives, determine the high in the clouds file of described intelligent terminal request media data, with the media data URL of the sensing cloud server of the high in the clouds file determined and the Token of generation, be spliced into the URL of access cloud server; And return splicing the URL that; Described high in the clouds is used according to the URL that returns and is sent the request of obtaining media data to described cloud server; Described cloud server returns corresponding media data according to the request that receives.
3. method as claimed in claim 2 is characterized in that, the high in the clouds application in described intelligent terminal also comprises before sending high in the clouds file metadata request to the cloud storage server:
Behind the application start of described high in the clouds, send the request of obtaining application level to described cloud storage server;
Described cloud storage server returns the described corresponding application level of the application identities of carrying in the request of application level that obtains;
The height of judging the application level that returns is used in described high in the clouds; If judge this application level for high, then described high in the clouds is used to the cloud storage server and is sent the request of obtaining token resource information; Described cloud storage server returns token Token resource information according to the request of obtaining token resource information that receives.
4. method as claimed in claim 3 is characterized in that, described cloud storage server returns the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives, and specifically comprises:
Described cloud storage server is determined application level corresponding to application identities that carries in the file metadata request of described high in the clouds; If the application level of determining is for high, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to cloud server; If the application level of determining is low, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to book server.
5. method as claimed in claim 4, it is characterized in that, after described high in the clouds is applied in the media data instruction of obtaining filesselected that receives user's input, if the media data URL in the metadata of the corresponding high in the clouds file of its reception points to the cloud storage server, then the media data URL according to described filesselected sends the request of obtaining media data to described cloud storage server, specifically comprises:
If the application level that use in described high in the clouds is low, then after it receives the media data instruction of obtaining filesselected of user input, the media data URL in the metadata of the corresponding high in the clouds file that returns according to described cloud storage server sends the request of obtaining media data to described cloud storage server.
6. method as claimed in claim 5 is characterized in that, at described cloud storage server according to the high in the clouds file metadata request that receives, return the metadata of corresponding high in the clouds file after, also comprise:
If the application level that use in described high in the clouds is high, then after it receives the media data instruction of obtaining filesselected of user's input, generate Token according to described Token resource information; And according to the media data URL of the filesselected in the metadata of the high in the clouds file that returns and the Token of generation, obtain the media data of described filesselected.
7. cloud storage server comprises:
Metadata is returned module, is used for returning the metadata of corresponding high in the clouds file according to the high in the clouds file metadata request that receives;
The media data request processing module after being used for receiving the request of obtaining media data, is returned corresponding media data or is carried accordingly media data URL Token, that point to cloud server.
8. server as claimed in claim 7 is characterized in that,
After described media data request processing module specifically is used for receiving the request of obtaining media data, judge whether the server current state is idle; If idle, according to the request of obtaining media data that receives, obtain corresponding media data from cloud server or local cache and return to described intelligent terminal; Otherwise, described cloud storage server generates Token, and according to the request of obtaining media data that receives, determine the high in the clouds file of described intelligent terminal request media data, with the media data URL of the sensing cloud server of the high in the clouds file determined and the Token of generation, be spliced into the URL of access cloud server; And return splicing the URL that.
9. server as claimed in claim 8 is characterized in that, also comprises:
Application level returns module, is used for the application identities of carrying according to the request of obtaining application level that receives, and from the corresponding relation of the application identities of this locality storage and application level, finds out the application level of correspondence, and returns the application level that finds out;
Token resource information is returned module, after being used for receiving the request of obtaining token resource information, returns token Token resource information.
10. server as claimed in claim 9 is characterized in that,
Described metadata is returned module and specifically is used for according to the high in the clouds file metadata request that receives, and determines application level corresponding to application identities that carries in the file metadata request of described high in the clouds; If the application level of determining is for high, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to cloud server; If the application level of determining is low, the media data URL in the metadata of the corresponding high in the clouds file that then returns points to book server.
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| CN102970380B (en) | 2015-08-12 |
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Effective date of registration: 20170213 Address after: 266100 Shandong Province, Qingdao city Laoshan District Songling Road No. 399 Patentee after: Poly Polytron Technologies Inc Address before: 266061 Laoshan, Qingdao province Hongkong District No. East Road, room 248, room 131 Patentee before: Qingdao Hisense Media Networks Co., Ltd. |