CN101834905A - Remote document sharing method and remote document sharing server - Google Patents
Remote document sharing method and remote document sharing server Download PDFInfo
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- CN101834905A CN101834905A CN201010174202A CN201010174202A CN101834905A CN 101834905 A CN101834905 A CN 101834905A CN 201010174202 A CN201010174202 A CN 201010174202A CN 201010174202 A CN201010174202 A CN 201010174202A CN 101834905 A CN101834905 A CN 101834905A
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/10—Office automation; Time management
Abstract
The invention provides a remote document sharing method. In the method, a server receives a request message which is sent by a terminal to request for obtaining a control right on a shared document; the server assigns the corresponding control right on the shared document to the terminal based on the received request message; the server receives a terminal's operational instruction on the shared document after the terminal obtains the control right on the shared document; and the server carries out operation on the shared document based on the operational instruction and transmits an operation result to the terminal connected to the server. By saving the shared document on the server and assigning control rights to various terminals, the remote document sharing method and the remote document sharing server enable the content of the shared document to be well synchronized for each terminal in the teleconferencing process.
Description
Technical field
The present invention relates to communication technical field, relate in particular to remote document sharing method and remote document sharing server.
Background technology
Along with the quick growth wireless, that cable broadband is professional, be more and more frequent the participating in routine office work and the foreign exchanges of enterprise customer of representative with business people, strengthen inner cooperation thus, enlarge outside propaganda, promote business activity and efficiently carry out.For this reason, a lot of companies increasing personnel dynamics of going on business of having to, even convene the personnel of different departments, different company for something and together participate in, these measures have caused very big waste to time, fund.
If can not be subjected to the restriction in time, place between the employee of intra-company or between the different company, exchange, hold discussion anywhere or anytime, and the remote acknowledgement objection, will improve meeting efficient greatly, and the company of saving operation cost.Existing video conference and TeleConference Bridge have promoted the efficient that exchanges to a certain extent, provide cost savings.But existing video conference and videoconference can only be transmitted vision signal or voice signal, owing to can content transmitted just be restricted, relevant document can't carry out instant distribution and modification, thereby make that the efficient of long-range collective office is still not high, though the mutual biography document that the part instant communication software can be real-time, but all preserve the backup of document on each terminal, and on each terminal to the modification of document, to other-end also all is sightless, and this must make can't be well synchronous to the modification progress of document and modification content.
Summary of the invention
Based on the problems referred to above that prior art exists, the embodiment of the invention provides a kind of remote document sharing method and remote document sharing server, can effectively improve the efficient of long-range collective office.
The invention provides a kind of remote document sharing method, comprising: the request that the server receiving terminal sends obtains the request message to the control of shared document; Server issues corresponding control to shared document according to the described request message that receives to described terminal; Server receives described terminal operational order to shared document after obtaining the control of shared document; And shared document is operated, and operating result is sent to the terminal that is connected to server according to described operational order.
The present invention also provides a kind of remote document sharing server, comprising: the request message receiving element is used for the request message of the request acquisition of receiving terminal transmission to the control of shared document; Control issues the unit, is used for the request message according to the reception of request message receiving element, issues corresponding control to shared document to described terminal; The operational order receiving element is used to receive described terminal operational order to shared document after obtaining the control of shared document; The operating result lock unit is used for according to described operational order shared document being operated, and operating result is sent to the terminal that is connected to server.
The present invention also provides a kind of remote document shared system, comprising:
Server is used to store shared document, and the request acquisition of receiving terminal transmission according to the described request message that receives, issues corresponding control to shared document to described terminal to the request message of the control of shared document; Also be used to receive described terminal content of operation to shared document after obtaining, and will be sent to the terminal that other are connected to server the operating result of shared document to the control of shared document;
Terminal, at least two are linked into the terminal of server in wired or wireless mode, after the control that is used to obtain the shared document of server is operated, shared document are operated accordingly.
The invention provides a kind of remote document sharing method and remote document sharing server, by on server, preserving shared document, and to each terminal distribution control authority, thereby make that shared document can be to the well synchronous shared document content of each terminal in the teleconference process.
Description of drawings:
Fig. 1 is the schematic flow sheet that the embodiment of the invention 1 provides a kind of remote document sharing method;
Fig. 2 is with the remote document shared system formation schematic diagram of Android as server, client application platform;
Fig. 3 is the schematic flow sheet that the embodiment of the invention 2 has proposed a kind of remote document sharing method;
Fig. 4 is the schematic flow sheet that the embodiment of the invention 3 has proposed a kind of remote document sharing method;
Fig. 5 is the structural representation that the embodiment of the invention 4 provides a kind of remote document sharing server;
Fig. 6 is the structural representation that the embodiment of the invention 5 provides a kind of remote document shared system;
Fig. 7 is the display interface on the remote document shared system terminal provided by the invention.
Embodiment
The embodiment of the invention 1 provides a kind of remote document sharing method, and its flow chart comprises step as shown in Figure 1:
The request that S101, server receiving terminal send obtains shared document is carried out request of operating message;
S102, server issue corresponding control to shared document according to the described request message that receives to described terminal;
S103, server receive described terminal operational order to shared document after obtaining the control of shared document;
S104, shared document is operated, and operating result is sent to the terminal that all are connected to described server according to described operational order.
To the content of operation of shared document, and will be synchronized to the terminal that other are connected to server to the operating result of shared document.
For convenience of description, be example with a Android as server, client application platform below, as shown in Figure 2, illustrate how to realize that under such system architecture remote document shares, at first, can realize server of the present invention, client software system according to the following steps configuration:
Step 1: the protocol module below server functions storehouse layer (Android Libraries) adds:
Real time control protocol RTCP in order to the distributing data feedback information to be provided, carries out current control and congested control, is used for the transmitted in both directions control of multimedia conferencing video, audio frequency in native system.
Realtime transmission protocol RTP provides the normal data of transmission tone video, is used for the transmitted in both directions of multimedia conferencing video, audio frequency in native system.
Real time streaming transport protocol RTSP sets up the document content transmission between server and client.
Simple Object Access Protocol SOAP based on the access protocal of application layer, can penetrate most fire compartment walls, is used in native system that document is collaborative, the management of meeting authority order transmission.
Conversation establishing agreement SIP is used to initiate session startup, closing flow path based on what ICP/IP protocol realized in the native system.
Expandable mark language XML is used for order, video/audio information, document information, user right information etc. are formed cross-platform data flow.
SIP will be a very important process in this programme, mainly finish foundation, release, the control procedure of relevant IP packet data session, complete SIP comprises four parts: sip user agent, SIP registrar server, sip proxy server and SIP Redirect Server, our system belongs to sip user agent, three servers of other of SIP both can use the ready-made service of Internet, also can independently set up;
Step 2: in application framework Application Framework, add Business Logic, comprise six big service logics:
XML data encapsulation/deblocking control XmlPackage section, its process encapsulates multimedia, the document information of user A with the form of XML, and sends user B to by Distributor, and user B carries out deblocking by this block, this layer belongs to application layer, needs definition port numbers Port Number.
SOAP order encapsulation/deblocking control SoapPackage section, its process sends the order that the user sends to Distributor, and by its judgement.
SIP session control SipControl section, its process will be packaged into the SIP conversation procedure of finishing by the user interactions of user interface UI, and its session command can be standard SIP flow process, also can define flow process for IMS/NGN.
RTP/RTCP control transmission RTPTransmit section is used for two-way reception/transmission multimedia messages, and information data will be given the XmlPackage section and be handled, and is presented in face of the user by UI Application.
RTSP transmission RTSPDocument section is used for one-way transmission XmlPackage document information to server, and receives from the next distributing information of server.
The DataInformation section is used for obtaining video, audio-frequency information or obtaining content information from database document from Android Driver layer, is the Data Source of XmlPacage.
Step 3:Android Application is user UI interface and operation layer, and all user interactions are all handled by the ConferenceSys process, adopts Linux windowing mechanism or browser technology to present, and its core is Android graph image storehouse.
On portable terminal or common catv terminal, also need client is disposed accordingly, mainly can carry out according to following steps:
Step 1: portable terminal or common catv terminal use virtual private network VPN to sign in to the Android server, the line correlation of going forward side by side authentication, starting terminal client or browser by authentication sign in to remote document sharing server, and with its configuration, state information record by the IP protocol package, be recorded under the server user account, IP protocol package information comprises: document ownership, terminal operation authority, terminal conference status etc.
Step 2: remote document sharing server is set up the independent user interval for each user, in order to preserving information under it, and controls relevant action in user's operation and real time information are transmitted; The server of this moment is in the multi-process state, and host process comprises following subprocess:
User information control subprocess UserInfo is used for revising, examining user's control and state information;
Document information receives subprocess DocRec, is used to receive the user's review process information from the control document review, comprises document modification, screen scroll etc.;
Document control signaling receives subprocess DocCon, is used to receive the control request order from different user, and transfers to host process and judge whether to allow the control change according to decision algorithm or change under which kind of situation;
Document information sends subprocess DocInfoSend, is used for the document modification information is transmitted to each user of mandate, makes them participate in evaluation discussion in the mode of listening, saying, seeing in real time;
The user inserts/withdraws from control subprocess UserAccept, is used to control the user and inserts authority.
No matter this system is terminal or server end, all relates to Drive Layer, intermediate layer level of abstraction, service logic ccf layer, protocol listening analytic sheaf and UI user interactions layer five part of Linux, and realize in the multi-course concurrency mode.
All in the virtual network that VPN forms, its IP address is the internal subnet address to all users, so calling each other and information transmit safety, reliable, and can directly carry out by the IP address; Adopt two-way RTCP/RTP/RSTP flow-control mechanism in client and server end, assurance can be gathered the client document information in real time and be changed, and its change information is distributed to receiving terminal continuously, guarantees can obtain the higher signal quality under certain bandwidth.
All client/browser information all can dispose, its control information to concrete document is authorized according to the document owner by server and is adjusted, its basic agreement comprises: RTP, RTCP, IP/TCP etc., and have the mode of master control process creation thread to finish dissimilar request data package packings;
Owing to can insert Internet in the mode of mobile communication terminal, whole system needs the participation of 3G module, under linux system, this 3G module will be connected in the mode of USB, PCIE, and need to set up AT, Data two-way TTYs equipment at least, be respectively applied for the AT of 3G module communication order and with IP control command, the document information synchrodata of server communication; In addition, Xiang Guan voice, video information also can be transmitted respectively by new TTYs passage;
Server and client side according to the process corresponding configuration of above-mentioned introduction, below with reference to specific embodiment, introduce content of the present invention:
The embodiment of the invention 2 has proposed a kind of remote document sharing method, because the long-range shared document described in the present invention is stored in the server, the usefulness that supplies a plurality of users to check immediately jointly, so share shown in the flow process as the remote document of Fig. 3, embodiment 2 has provided under the situation that a kind of control of shared document do not issue as yet, the detailed process of the control of terminal to apply shared document may further comprise the steps:
S201, terminal A, terminal B are connected to server by the VPN access authentication;
After S202, server receive the request message of terminal A, will be handed down to terminal A to the control of shared document;
S203, terminal A have obtained after the operation of the shared document power, obtained control to shared document, had increase, deletion, revised, browsed document, in the controls such as printing, projection, preservation one or multinomial, can carry out corresponding operation to document; Terminal A proposes the operation to shared document;
After the operation requests that S204, server receiving terminal A propose, judge whether terminal A has the control of carrying out this operation;
After S205, server were judged A and had the control of carrying out this operation, the content of operation that terminal A can carry out was uploaded onto the server; Server is operated this shared document that is stored in self according to the content of operation that receives.Simultaneously can apply for controlling the scope of authority of shared document in this step, promptly can ask to allow some terminal can read operating result, control the authority of some terminal simultaneously, make it can not obtain the operating result of terminal A shared document to shared document;
Can also control by Multimedia session in this step, the audiovisual content of this locality is uploaded onto the server, and be forwarded to the terminal that other are connected into server by the server by utilizing RTP.
S206, server are judging after terminal B has the authority that receives shared document, the operating result to shared document that will obtain according to the content of operation to shared document that terminal A uploads is issued to terminal B, and other terminals that are connected into server and have authority.The process that operating result is sent to terminal B can be to send subprocess by document information, transmits according to real time streaming transport protocol.
In the process of the execution shared file of the foregoing description, actual voice signal and/or the vision signal that comprises that server can be uploaded each terminal that self connects given the other-end that is connected to self synchronously, thereby constitutes the form of phone video conference.And when the user who at every turn obtains control operates (comprising: increase, delete, browse, revise, printing, projection, preservation etc.) to shared document, all the operational order that the user sends is carried out record at server end, so that the inquiry in later stage or be used for recovery to shared document.
The embodiment of the invention 3 has proposed a kind of remote document sharing method, embodiment 3 provides is under the control of the shared document situation about having issued, other-end is applied for the idiographic flow of the control of shared document once more, shown in Fig. 4, the current terminal that is connected into server comprises terminal A and terminal B, terminal A has obtained control that shared document is operated, and at this moment, terminal B wishes that the control that obtains shared document is operated may further comprise the steps:
S301, terminal B send the control conversion request, require the control of acquisition to shared document, so that can operate accordingly shared document.
S302, because the control of shared document has exclusivity, can only be obtained by a terminal, and current terminal A has obtained the control of shared document, so server need send the control conversion request to terminal A;
The user of S303, terminal A according to self whether still needs shared document is operated, perhaps according to the priority level of another terminal of initiating application, judge the change that whether can agree control, and send refusal control change message or agree control change message;
S304, receive the message of the agreement control change that terminal A sends when server after, regain control, and, will be handed down to terminal B the control of shared document according to the request of terminal B to shared document;
S305, terminal B operate shared document after having obtained the control that shared document is operated, and operating result is uploaded to server;
S306, server judge other-end have receive shared document and revise result's authority after, terminal B is sent to relevant terminal to the modification result of shared document.
The embodiment of the invention 4 provides a kind of remote document sharing server, comprises as shown in Figure 5:
Request message receiving element 41 is used for the request message of the request acquisition of receiving terminal transmission to the control of shared document;
Operational order receiving element 43 is used to receive described terminal operational order to shared document after obtaining the control of shared document;
Operating result lock unit 44 is used for according to described operational order shared document being operated, and operating result is sent to the terminal that is connected to server.
Preferable, also comprise:
Control reclaims unit 45, is used for behind the request message that request message receiving element 41 receives, and whether the control of inquiring about described shared document issues, if issue, then sends the message that authority is regained in request to the terminal that has control; And receive the described terminal that has a control and discharging the message of giving back control that sends after the control.
Preferable can also comprise:
Operational order record cell 47 is used to write down acquisition to the terminal of the control of the shared document operational order to shared document.
The embodiment of the invention 5 provides a kind of remote document shared system, as shown in Figure 6, comprising:
Preferable, the control to shared document that described terminal 52 obtains comprises: increase, delete, browse, revise, printing, projection, preservation.
Display interface on the terminal 52 comprises a plurality of zones as shown in Figure 7, is respectively:
Zone 1 (newly-increased/deletion/arrangement/video/voice/safety) can be achieved as follows operation:
Operation 1: the user clicks newly-increased menu, document is added in the document alignment area, right side of Fig. 6 demonstration, this moment, document did not enter server, other participants can't see the document, and its Show Color in the document alignment area is different with other documents, the user in a single day select among Fig. 6 synchronously, the document just enters server, finish the operation that increases shared document, in a single day the other-end user obtains control and can operate the document;
Operation 2: the user who has File Ownership clicks the deletion menu, and document is deleted from server and document alignment area, and other participants will no longer have control authority to it;
Operation 3: the user selects arranging menu, can enter the document review district with a plurality of documents that screen display is selected from the document alignment area, makes things convenient for the participant to contrast;
Operation 4: the user selects video or voice menu, can give other meeting-place with its image or speech transmissions, otherwise incite somebody to action not transmission of video, audio-frequency information;
Operation 5: safe menu is the unique channel that the user inserts meeting, has only user through safety certification can obtain to insert examination, otherwise can not enter meeting.
Zone 2 (browse/revise/print/projection/preservation/synchronously) realize that operation is as follows:
Operate 1: one moment and have only a participant can control document, other participants must at first select controlled area menu among Fig. 6, and are obtaining just may to obtain the document control under the situation that the effector accepted at that time;
Operation 2: can in conference process, arbitrarily browse any document by selecting to browse user that menu obtains control;
Operation 3: by select to revise menu obtain the user of control can be in conference process any document of hack;
Operation 4: have only the document owner can the selective printing menu, and select printout to the printer of that terminal control, no matter whether other participants have control, all can't carry out this operation, purpose is to guarantee that security document is not by incorrect propagation;
Operation 5: each participant square tube is crossed selection projection menu, terminal content can be projected in the projector, so that all participants in convention place can see related content;
Operation 6: obtain control the user can by preserve just ought, with the document storing revised in server;
Operation 7: have only the document owner can select synchronous menu, give certain terminal with existence and the document distribution in the server, thereby be retained on this terminal, will be subjected to the control of document security management simultaneously to the operation of the document; Wherein be divided into synchronously to server sync and to the terminal synchronizes dual mode.
Zone 3 (terminals 1/.。。/ terminal M) realize that operation is as follows:
Operation 1: by selecting the increase button among Fig. 6, not only can increase document, can also increase the terminal use, allow certain terminal use to obtain to enter the chance of meeting, and user name and password can be set, even safe access authentication pattern;
Operation 2: by selecting the deletion case among Fig. 6, not only can delete document, can also by force the terminal use be withdrawed from meeting, have this authority;
Operation 3: by the voice/video menu among Fig. 6, can be optionally with video, voice transfer terminal use to some appointment;
Operation 4: use for the convenience of the user, more than operation can directly be carried out in the terminal management district in Fig. 6 left side;
Zone 4 (documents 1/.。。/ document N) realize that operation is as follows:
Operation 1: all meeting documents have been listed in the document alignment area on right side among Fig. 6, comprise upload server and are retained in also that terminal do not upload as yet;
Operation 2: after the user selects some document, can directly operate by the menu of Fig. 6;
Zone 5 (document review districts) realize that operation is as follows:
Operation 1: the user who obtains control can the operations such as the document that the district shows be browsed, modification to checking, all operations by server sync to the each side that participates in a conference;
Operation 2: the permission user manages checking district's document by arranging menu, supports single document, many documents to show, also supporting documentation shows the selection terminal, just allows those terminals to realize the document.
When the document owner after client is selected deletion or is added the taster, relevant control signaling will send to server by the mode of IP bag, server will be revised associated user's rights state, when sending the process selection distribution, document information will detect this database information, and the judgement of whether distributing; The IP bag of different-format will comprise different implications, different information will be by representing immediately following first byte field of textual data in IP packet header is interior, as 00000000 this IP package informatin of expression is control command, 00000001 this IP package informatin of expression is a data message, and second byte field content is concrete control command word.
No matter this system is terminal or server end, all relates to Drive Layer, intermediate layer level of abstraction, service logic ccf layer, protocol listening analytic sheaf and UI user interactions layer five part of Linux, and realize in the multi-course concurrency mode.
The invention provides a kind of remote document sharing method and remote document sharing server, by on server, preserving shared document, and to each terminal distribution control authority, thereby make that shared document can be to the well synchronous shared document content of each terminal in the teleconference process.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. a remote document sharing method is characterized in that, comprising:
The request that the server receiving terminal sends obtains the request message to the control of shared document;
Server issues corresponding control to shared document according to the described request message that receives to described terminal;
Server receives described terminal operational order to shared document after obtaining the control of shared document; And
According to described operational order shared document is operated, and operating result is sent to the terminal that is connected to server.
2. the method for claim 1 is characterized in that, behind the request message that obtains the operation of shared document is weighed in the request that the server receiving terminal sends, also comprises:
Whether the control of the described shared document of server lookup issues, if issue, then sends the message that authority is regained in request to the terminal that has control; And
Receive the described terminal that has control and discharging the message of giving back control that sends after the control.
3. the method for claim 1 is characterized in that, described control to shared document comprises: increase, delete, browse, revise, printing, projection, preservation.
4. the method for claim 1 is characterized in that, server also comprises after operating result is sent to the terminal that is connected to described server:
Voice signal and/or vision signal that server is uploaded the terminal that self connects are exported to the other-end that is connected to self synchronously.
5. the method for claim 1 is characterized in that, also comprises: server record obtains the terminal of the control of the shared document operational order to shared document.
6. a remote document sharing server is characterized in that, comprising:
The request message receiving element is used for the request message of the request acquisition of receiving terminal transmission to the control of shared document;
Control issues the unit, is used for the request message according to the reception of request message receiving element, issues corresponding control to shared document to described terminal;
The operational order receiving element is used to receive described terminal operational order to shared document after obtaining the control of shared document;
The operating result lock unit is used for according to described operational order shared document being operated, and operating result is sent to the terminal that is connected to server.
7. server as claimed in claim 6 is characterized in that, also comprises:
Control reclaims the unit, is used for behind the request message that the request message receiving element receives, and whether the control of inquiring about described shared document issues, if issue, then sends the message that authority is regained in request to the terminal that has control; And receive the described terminal that has a control and discharging the message of giving back control that sends after the control.
8. server as claimed in claim 6 is characterized in that, also comprises:
Signal transmission unit, the voice signal and/or the vision signal that are used for each terminal is uploaded output to the terminal that is connected to described server synchronously.
9. server as claimed in claim 6 is characterized in that, also comprises:
The operational order record cell is used to write down acquisition to the terminal of the control of the shared document operational order to shared document.
10. a remote document shared system is characterized in that, comprising:
Server is used to store shared document, and the request acquisition of receiving terminal transmission according to the described request message that receives, issues corresponding control to shared document to described terminal to the request message of the control of shared document; Also be used to receive described terminal content of operation to shared document after obtaining, and will be sent to the terminal that other are connected to server the operating result of shared document to the control of shared document;
Terminal, at least two are linked into the terminal of server in wired or wireless mode, after the control that is used to obtain the shared document of server is operated, shared document are operated accordingly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010174202.XA CN101834905B (en) | 2010-05-13 | 2010-05-13 | Remote document sharing method and remote document sharing server |
| PCT/CN2010/075532 WO2011140739A1 (en) | 2010-05-13 | 2010-07-28 | Method, system and server for sharing remote document |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010174202.XA CN101834905B (en) | 2010-05-13 | 2010-05-13 | Remote document sharing method and remote document sharing server |
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| CN101834905B CN101834905B (en) | 2015-06-10 |
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| CN101834905B (en) | 2015-06-10 |
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