CN104639588B - A kind of document down loading method, device and system - Google Patents
A kind of document down loading method, device and system Download PDFInfo
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- CN104639588B CN104639588B CN201310567664.1A CN201310567664A CN104639588B CN 104639588 B CN104639588 B CN 104639588B CN 201310567664 A CN201310567664 A CN 201310567664A CN 104639588 B CN104639588 B CN 104639588B
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- browser
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
Abstract
The invention discloses a kind of document down loading methods, device and system, wherein the described method includes: obtaining when client judges that currently enabling browser is the first browser according to configuration information and sending judging result；Judging result feedback information is received, the judging result feedback information includes head information, and the head information is the unrecognized file type of the first browser；When being switched to the second browser, second browser is downloaded according to judging result feedback information.The present invention can guarantee the normal downloading of file.
Description
Technical field
The present invention relates to network technology more particularly to a kind of document down loading methods, device and system.
Background technique
Currently, shown in Figure 1, generally use following technology and carry out file download: the Conventional browsers of client are captured
To after the click event of download button, CGI(Common gateway interface) (Common Gateway is acted on behalf of to the downloading file of server
Interface, CGI) or realize download function HyperText Preprocessor (Hypertext Preprocessor, PHP) file,
Such as download.php, downloading request is sent, CGI is acted on behalf of and is sent by request CGI to big file storage platform or frame straight cut
The unique identification information (filekey) of file, CGI is acted on behalf of after through verifying can be flat from the storage of big file by request CGI
Platform or frame straight cut obtain verification information (cookie), domain name (domain) and identifying code (key), jump to download address to obtain
File is taken, the download address is made of acquired domain and key, and carries cookie information.
It is shown in Figure 2 during realization, when client is by being embedded in the browser control part of application, such as network video
Scheme (webview), when being downloaded file, due to the limitation of webview itself, default does not provide download mechanism, client-side
System program can allocating conventional browser be downloaded.Since cookie information is protected by secure browser mechanism, system
Program can only be sent to the corresponding uniform resource locator of the file (Uniform Resource Locator, URL) often
Browser is advised, cookie information will not be sent to Conventional browsers.Cause Conventional browsers can not by the verifying of server,
And then lead to not download file.
Summary of the invention
In view of this, can guarantee the main purpose of the present invention is to provide a kind of document down loading method, device and system
The normal downloading of file.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
The present invention provides a kind of document down loading method, which comprises
When client judges that currently enabling browser is the first browser according to configuration information, obtains and send judgement knot
Fruit；
Judging result feedback information is received, the judging result feedback information includes head information, and the head information is first
The unrecognized file type of browser；
When being switched to the second browser, second browser carries out under file according to the judging result feedback information
It carries.
Preferably, the judgement includes:
Judgement is current to enable whether browser is supported to open new window or label, when not supporting to open new window or label
When, determine that the current browser that enables is the first browser.
Preferably, the method is also before whether the current enabling browser of judgement is supported to open new window or label
Include:
The current specified region for enabling browser and whether supporting full screen display current web page of judgement, when support full screen display is worked as
When the specified region of preceding webpage, determine that the current browser that enables is the second browser；
When not supporting the specified region in full screen display webpage, execute whether the current enabling browser of judgement is supported to open
The step of new window or label.
The present invention provides a kind of document down loading method, which comprises
Server receives judging result；
The unrecognized file type of the first browser is set by head information according to judging result；
The head Information encapsulation into judging result feedback information and is sent into the judging result feedback information.
Preferably, the unrecognized file type of the first browser is binary file or compressed file.
Preferably, the judging result is carried in request message with parametric form.
The present invention provides a kind of client, and the client includes:
Processing unit when for judging that currently enabling browser is the first browser according to configuration information, obtains concurrent
Send judging result；
First receiving unit, for receiving judging result feedback information；
Second browser, for when being switched to the second browser, described sent according to judging result feedback information to be downloaded
Request and download parameters.
Preferably, the processing unit includes the first judgment sub-unit, currently enable whether browser is supported for judging
New window or label are opened, when not supporting to open new window or label, determines that the current browser that enables is the first browser.
Preferably, the processing unit further includes the second judgment sub-unit, currently enable whether browser props up for judging
The specified region for holding full screen display current web page determines current enable when supporting the specified region of full screen display current web page
Browser is the second browser；
When not supporting the specified region in full screen display webpage, notifying the first judgment sub-unit to execute, judgement is current to be enabled
Whether browser is supported to open the operation of new window or label.
The present invention provides a kind of server, and the server includes:
Second receiving unit, for receiving judging result；
Setting unit, for setting the unrecognized file type of the first browser for head information according to judging result；
Transmission unit, for by the head Information encapsulation into judging result feedback information and to send the judging result anti-
Feedforward information.
Preferably, the unrecognized file type of the first browser is binary file or compressed file.
Preferably, the judging result is carried in request message with parametric form.
The present invention provides a kind of file download system, the aforementioned any client of the file download system and
Aforementioned any server.
From the foregoing, it will be observed that technical solution of the present invention includes: that client is judged currently to enable browser according to configuration information
When for the first browser, obtains and send judging result；Receive judging result feedback information, the judging result feedback information packet
Information is included, the head information is the unrecognized file type of the first browser；When being switched to the second browser, described
Two browsers carry out file download according to the judging result feedback information.It is as a result, the first browsing currently enabling browser
When device, it is switched to the second browser, second browser can be normally carried out according to the judging result feedback information received
File download.
Detailed description of the invention
Fig. 1 is the schematic illustration for realizing file download using Conventional browsers in the prior art；
Fig. 2 is the schematic illustration for downloading file using webview in the prior art；
Fig. 3 is a kind of implementation flow chart of the first embodiment of document down loading method provided by the invention；
Fig. 4 is the schematic illustration that a kind of document down loading method provided by the invention realizes file download；
Fig. 5 is a kind of implementation flow chart of the second embodiment of document down loading method provided by the invention；
Fig. 6 is a kind of implementation flow chart of the 3rd embodiment of document down loading method provided by the invention；
Fig. 7 is the implementation flow chart of the embodiment of another document down loading method provided by the invention；
Fig. 8 is the structural schematic diagram of the embodiment of client provided by the invention；
Fig. 9 is the structural schematic diagram of the embodiment of server provided by the invention.
Specific embodiment
A kind of first embodiment of the document down loading method provided is invented, as shown in Figure 3, which comprises
When step 301, client judge that currently enabling browser is the first browser according to configuration information, obtain concurrent
Send judging result；
Here, the first browser includes the browser control part for being embedded in application, such as webview；
The judging result can be carried in request message with parametric form.In practical applications, the judging result
The inquiry in hypertext transfer protocol (Hypertext Transfer Protocol, HTTP) request address can be carried
(query) in the parameter of part, indicate that the current browser that enables is the first browser when the parameter is 1.
Step 302, client receive judging result feedback information, and the judging result feedback information includes head information, institute
Stating information is the unrecognized file type of the first browser；
Here, the unrecognized file type of the first browser is binary file or compressed file.Head information refers to
Be head (header) information in hypertext transfer protocol (Hypertext transfer protocol, HTTP) backpack body.
Here, the judging result feedback information can be what server was returned to client.
Step 303, when being switched to second browser, second browser is according to the judging result feedback letter
Breath carries out file download.
Here, the second browser includes Conventional browsers, such as Google Chrome browser, Opera browser；
First browser can not identify binary file or compressed file, and encountering unrecognized file can be in conventional browsing
It is opened in device, the second browser can open binary file or compressed file, and can directly download this document.
The present embodiment is switched to the second browser when currently enabling browser is the first browser as a result, and described second
Browser can be normally carried out file download according to the judging result feedback information received.
The principle of file download, which explains, to be realized to a kind of document down loading method provided by the invention below with reference to Fig. 4
Bright, the first browser is webview in the present embodiment.
When judging currently to enable browser is webview, client is by the part query in HTTP request address
Client is set as 1, and the HTTP request address is sent to the download.php of server.
When executing, as long as capturing client is 1 and source website address non-empty, head is arranged in download.php
(header) information is binary file type.
Since when jumping back out to Conventional browsers, client=1 is still effective, but source website address is sky.Therefore only
It wants download.php to judge client=1 and source website address for sky, just accesses big file storage platform and obtain needed for downloading file
The information wanted, the information include cookie, domain and key.
When jumping back out to Conventional browsers, Conventional browsers can keep the access address and ginseng of download.php
Number, therefore file can be downloaded by Conventional browsers.
It will be clear that being then not provided with header information when currently enabling browser is Conventional browsers.Otherwise
Conventional browsers can download download.php, and the file downloaded to is not required file.
Currently, the mode for distinguishing Conventional browsers and the browser control part for being embedded in application includes:
One, it is added on the head of html and is capable of the userAgent field of unique identification client, such as by HTTP Head
In UserAgent be set as the character string information with MicroMessager as mark.
Two, it is identified in access entrance by setting url parameter.Client takes one when requesting a URL
Via parameter itself is Conventional browsers or webview to identify.
However, if need webpage and client in webview to be arranged using both the above mode, therefore limit
Use scope is made.
Therefore, the present invention provides a kind of second embodiment of document down loading method, the present embodiment can not need to be arranged
The head html and url parameter can correctly distinguish the browser type currently enabled, as shown in Figure 5, which comprises
Step 501, client judgement is current enables whether browser is supported to open new window or label, when not supporting to open
When new window or label, determines that the current browser that enables is the first browser, obtain and send judging result；
Step 502 receives judging result feedback information, and the judging result feedback information includes head information, the head letter
Breath is the unrecognized file type of the first browser；
Step 503, when being switched to second browser, second browser is according to the judging result feedback letter
Breath carries out file download.
The present embodiment enables whether browser is supported to open new window or label by the way that judgement is current as a result, can quickly,
It is accurately judged to currently enable whether browser is the first browser, and then can efficiently obtain judging result.
A kind of 3rd embodiment of document down loading method provided by the invention, as shown in Figure 6, which comprises
Step 601, the current specified region for enabling browser and whether supporting full screen display current web page of client judgement, when
When not supporting the specified region in full screen display webpage, 602 are entered step；When the specified region for supporting full screen display current web page
When, enter step 606；
Step 602, judgement is current enables whether browser is supported to open new window or label, when not supporting to open new window
Or when label, 603 are entered step；When not supporting to open new window or label, 606 are entered step；
Step 603 determines that the current browser that enables is the first browser, obtains and sends judging result；
Step 604 receives judging result feedback information, and the judging result feedback information includes head information, the head letter
Breath is the unrecognized file type of the first browser；
Step 605, when being switched to second browser, second browser is according to the judging result feedback letter
Breath carries out file download, terminates this process；
Step 606 determines that the current browser that enables is the second browser, terminates this process.
Because needing to close the window/label newly opened after opening new window/label, splashette thus will lead to and shadow
User experience is rung, the present embodiment is also sentenced before whether the current enabling browser of judgement is supported to open new window or label as a result,
The disconnected current specified region for enabling browser and whether supporting full screen display current web page, once it can be complete by judging whether to support
Screen shows the specified region of current web page to determine the type of browser, then is not necessarily to judge whether to support to open new window/label,
Avoid splashette.It is also contemplated that if passing through document.fullscreenEnabled(html5 level characteristics) to determine whether branch
It holds full frame and is possible to not supported by lowest version browser, therefore also need to judge currently to enable whether browser is supported to open newly
Window or label.In such manner, it is possible to more accurately judge currently to enable whether browser is the first browser, and then can obtain
To more accurate judging result.
In practical applications, it can also judge whether the part HTTP Head has identity before step 601
UserAgent field, or whether judge in required parameter with via parameter；
It can also judge whether the part HTTP Head has the userAgent field of identity before step 601,
And whether via parameter is had in required parameter.
In this way, the webpage and client in the webview have carried out about timing, can quickly determine that currently enable it is clear
Whether device of looking at is the first browser, and then can obtain more accurate judging result.
The embodiment of another kind document down loading method provided by the invention, as shown in Figure 7, which comprises
Step 701, server receive judging result；
Step 702 sets the unrecognized file type of the first browser for head information according to judging result；
Step 703 by the head Information encapsulation into judging result feedback information and sends the judging result feedback letter
Breath.
The present embodiment sets the unrecognized file of the first browser for head information after receiving judging result as a result,
Type, and by the head Information encapsulation to judging result feedback information, enables the client for receiving judging result feedback information
It is enough that file download is normally carried out according to the judging result feedback information.
In a preferred embodiment, the unrecognized file type of the first browser is binary file or compression text
Part.
Binary file or the first browser of compressed file can not identify in the present embodiment as a result, and the second browser
It can open, the second browser, which opens binary file or compressed file, can then directly download this document.
In a preferred embodiment, the judging result is carried in request message with parametric form.
The current type for enabling browser of instruction that the present embodiment can be concise by the parameter in request message as a result,
And convenient for transmission.
The embodiment of a kind of client provided by the invention, as shown in figure 8, the client includes:
Processing unit 801 obtains simultaneously when for judging that currently enabling browser is the first browser according to configuration information
Send judging result；
First receiving unit 802, for receiving judging result feedback information；
Second browser 803, for when being switched to second browser, under being sent according to judging result feedback information
Carry request and download parameters.
The present embodiment is switched to the second browser when currently enabling browser is the first browser as a result, and described second
Browser can be normally carried out file download according to the judging result feedback information received.
In a preferred embodiment, the processing unit includes the first judgment sub-unit, currently enables browsing for judging
Whether device is supported to open new window or label, when not supporting to open new window or label, determines that the current browser that enables is the
One browser.
The present embodiment enables whether browser is supported to open new window or label by the way that judgement is current as a result, can quickly,
It is accurately judged to currently enable whether browser is the first browser, and then can efficiently obtain judging result.
In a preferred embodiment, the processing unit further includes the second judgment sub-unit, clear for judging currently to enable
Whether device of looking at supports the specified region of full screen display current web page, when supporting the specified region of full screen display current web page, sentences
It is the second browser that browser is enabled before settled；
When not supporting the specified region in full screen display webpage, notifying the first judgment sub-unit to execute, judgement is current to be enabled
Whether browser is supported to open the operation of new window or label.
The present embodiment also judges before whether the current enabling browser of judgement is supported to open new window or label as a result,
The current specified region for enabling browser and whether supporting full screen display current web page, can more accurately judge currently to enable
Whether browser is the first browser, and then can obtain more accurate judging result.
The embodiment of a kind of server provided by the invention, as shown in figure 9, the server includes:
Second receiving unit 901, for receiving judging result；
Setting unit 902, for setting the unrecognized files classes of the first browser for head information according to judging result
Type；
Transmission unit 903, for as judging result feedback information and sending the head information.
The present embodiment sets the unrecognized file of the first browser for head information after receiving judging result as a result,
Type, and by the head Information encapsulation to judging result feedback information, enables the client for receiving judging result feedback information
It is enough that file download is normally carried out according to the judging result feedback information.
In a preferred embodiment, the unrecognized file type of the first browser is binary file or compression text
Part.
Binary file or the first browser of compressed file can not identify in the present embodiment as a result, and the second browser
It can open, the second browser, which opens binary file or compressed file, can then directly download this document.
In a preferred embodiment, the judging result is carried in request message with parametric form.
The current type for enabling browser of instruction that the present embodiment can be concise by the parameter in solicited message as a result,
And convenient for transmission.
In conclusion the present invention is switched to the second browser when currently enabling browser is the first browser, described the
Two browsers can be normally carried out file download according to the judging result feedback information received.
If the integrated module of the embodiment of the present invention is realized in the form of software function module and as independent product pin
It sells or in use, also can store in a computer readable storage medium.Based on this understanding, the embodiment of the present invention
Technical solution substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
Personal computer, server or network equipment etc.) execute all or part of each embodiment the method for the present invention.And
Storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory
The various media that can store program code such as device (Random Access Memory, RAM), magnetic or disk.In this way, this
Inventive embodiments are not limited to any specific hardware and software and combine.
Correspondingly, the embodiment of the present invention also provides a kind of computer storage medium, wherein it is stored with computer program, the meter
Calculation machine program is used to execute the document down loading method of the embodiment of the present invention.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (11)
1. a kind of document down loading method, which is characterized in that the described method includes:
When client judges that currently enabling browser is the first browser according to configuration information, obtains and send judging result；
Judging result feedback information is received, the judging result feedback information includes head information, and the head information is the first browsing
The unrecognized binary file of device or compressed file；
When being switched to the second browser, second browser is according to the head information for including in the judging result feedback information
Carry out file download；
Wherein, first browser includes the browser control part for being embedded in application, and second browser includes conventional browsing
Device.
2. the method according to claim 1, wherein the judgement includes:
Judgement is current to enable whether browser is supported to open new window or label, when not supporting to open new window or label, sentences
It is the first browser that browser is enabled before settled.
3. according to the method described in claim 2, it is characterized in that, the judgement is current to enable whether browser is supported to open newly
Before window or label, the method also includes:
The current specified region for enabling browser and whether supporting full screen display current web page of judgement, when support is displayed in full screen current net
When the specified region of page, determine that the current browser that enables is the second browser；
When not supporting the specified region in full screen display webpage, execute whether the current enabling browser of judgement is supported to open new window
The step of mouth or label.
4. a kind of document down loading method, which is characterized in that the described method includes:
Server receives judging result, wherein the judging result indicates that the current browser that enables is the first browser；
The unrecognized binary file of the first browser or compressed file are set by head information according to judging result；
The head Information encapsulation into judging result feedback information and is sent into the judging result feedback information；
Wherein, the judging result feedback information is used to be switched to the second browsing from the first browser currently enabled when client
File download is carried out when device；First browser includes the browser control part for being embedded in application, and second browser includes
Conventional browsers.
5. according to the method described in claim 4, it is characterized in that, the judging result is carried with parametric form in request message
In.
6. a kind of client, which is characterized in that the client includes:
Processing unit obtains and sends to sentence when for judging that currently enabling browser is the first browser according to configuration information
Disconnected result；
First receiving unit, for receiving judging result feedback information；
Second browser, for being believed according to the head for including in the judging result feedback information when being switched to the second browser
Breath sends downloading request and download parameters；
Wherein, the judging result feedback information includes head information, the head information be the first browser unrecognized two into
File or compressed file processed；First browser includes the browser control part for being embedded in application, and second browser includes
Conventional browsers.
7. client according to claim 6, which is characterized in that the processing unit includes the first judgment sub-unit, is used
Whether support to open new window or label in the current enabling browser of judgement, when not supporting to open new window or label, determine
The current browser that enables is the first browser.
8. client according to claim 7, which is characterized in that the processing unit further includes the second judgment sub-unit,
For judging currently to enable whether browser supports the specified region for being displayed in full screen current web page, when support is displayed in full screen current net
When the specified region of page, determine that the current browser that enables is the second browser；
When not supporting the specified region in full screen display webpage, notifying the first judgment sub-unit to execute, judgement is current to enable browsing
Whether device is supported to open the operation of new window or label.
9. a kind of server, which is characterized in that the server includes:
Second receiving unit, for receiving judging result, wherein the judging result indicates that the current browser that enables is first clear
Look at device；
Setting unit, for setting the unrecognized binary file of the first browser or pressure for head information according to judging result
Contracting file；
Transmission unit, for the head Information encapsulation into judging result feedback information and to be sent the judging result feedback letter
Breath；
Wherein, the judging result feedback information is used to be switched to the second browsing from the first browser currently enabled when client
File download is carried out when device；First browser includes the browser control part for being embedded in application, and second browser includes
Conventional browsers.
10. server according to claim 9, which is characterized in that the judging result is being requested with parametric form carrying
In message.
11. a kind of file download system, which is characterized in that the file download system includes described in any one of claim 6 to 8
Client and the server of claim 9 or 10.
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| CN104639588A (en) | 2015-05-20 |
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