CN103942254B - A kind of pirate video resource discovery method towards Dropbox sharing service - Google Patents
A kind of pirate video resource discovery method towards Dropbox sharing service Download PDFInfo
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- CN103942254B CN103942254B CN201410100596.2A CN201410100596A CN103942254B CN 103942254 B CN103942254 B CN 103942254B CN 201410100596 A CN201410100596 A CN 201410100596A CN 103942254 B CN103942254 B CN 103942254B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/955—Retrieval from the web using information identifiers, e.g. uniform resource locators [URL]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/951—Indexing; Web crawling techniques
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Abstract
The present invention discloses a kind of pirate video resource discovery method towards Dropbox sharing service.First, according to specified Dropbox and target video, collect possibility download link of the target video on Dropbox is specified using universal search engine and share fileinfo, obtain alternative download link set；Then, using ternary attribution rule tree, judge each link in alternative download link set whether be target video download link, effective download link set of target video is obtained, so as to find that target video is specifying the piracy of Dropbox to share resource.The ternary attribution rule tree includes：First determine whether to share whether file title meets with target video corresponding to download link；Then judge to share whether file type is possible video resource form；Finally judge to share whether file size meets default normal range (NR), finally obtain effective download link set of target video.
Description
Technical field
The invention belongs to internet document to share application field, more particularly to a kind of robber towards network disk file sharing service
Version video resource finds method.
Background technology
With the development of Web2.0 technologies and cloud storage technology, a kind of new sharing files mode based on Dropbox is just gradual
The main flow shared as internet document.Famous Dropbox website, such as external Megaupload, 4shared, domestic China
The sharing files service based on download link is all supported for Dropbox, Baidu's cloud disk etc..Its general principle is as shown in Figure 1：First
User uploads files to Dropbox, if this document is shared in user's selection, Dropbox can automatically generate the download chain an of this document
Connect and return to upload user, and generate one in Dropbox system and used comprising file title, type, size, uplink time, upload
The information such as family share the page；The download link can be shared with it by upload user by the various modes such as blog, forum, QQ
He is Internet user；Other users easily share file by clicking on the link can from corresponding to Dropbox download.Generally
These download link information shared can also be retrieved by universal search engines such as Google, Baidu, therefore ordinary internet users lead to
The download link for sharing file can also be obtained by crossing search engine, so as to which effectively expand file shares scope.
Compared with traditional P2P sharing files, the sharing files mode based on Dropbox is various in protection privacy of user, content
The many aspects such as property, speed of download have advantage.Particularly it attracts the economic incentives strategy for hot resource uploader
A large number of users shares hot resource in Dropbox.However, Dropbox share in the presence of with the P2P problems of piracy that to share mode same,
It is greatly the video files such as pirate film, TV play in these hot resources uploaded.There is research to point out, due to energy
More considerable economic interests are enough provided for pirate video publisher, Dropbox, which is shared, is increasingly becoming the diffusion of pirate video resource
Main path.As a large amount of pirate video files and its seed file are transferred to Dropbox, the copyright as video resource possesses
Person and copyright protection tissue, how in sharing for Dropbox magnanimity rapidly and accurately to find that these pirate videos share money in file
Source, supervising Dropbox manager to delete related download link turns into the key for blocking pirate video illegally to spread.
The content of the invention
It is an object of the invention to provide a kind of pirate video resource discovery method towards Dropbox sharing service, this method energy
Enough share from the magnanimity of specified Dropbox and rapidly and accurately find that polytype piracy of target video shares file in file, wrap
Include video file, seed file and compressed file.
For achieving the above object, pirate video resource discovery method provided by the invention, it is characterised in that including with
Lower step：
Step 1, for specify Dropbox, specify target video, using universal search engine collect the target video specify
Possibility download link in Dropbox and share fileinfo, obtain alternative download link set, it is specific perform it is as follows：
1.1）, extraction specify Dropbox to share the feature string of download link corresponding to file, i.e., the Dropbox is all shares
The most long identical character string that the download link of file jointly comprises；
1.2）, according to specify Dropbox, target video title structure search key, using universal search engine collect with searching
The maximally related page info of rope keyword, preserve url list corresponding to retrieval result；
The keyword construction method, comprising and be not limited in the following manner：" target video title+specified Dropbox title+
Download " or " target video title specifies Dropbox title to download "；The universal search engine, comprising and be not limited to：Baidu, paddy
Song；
1.3）, crawl each webpage corresponding to URL in url list corresponding to retrieval result；
1.4）, whether judge each URL in url list corresponding to retrieval result comprising the feature string for specifying Dropbox,
If comprising using the URL as the possible download link of target video, being added into alternative download link set；If
Do not include, then read the all-links included in web page contents corresponding to the URL, judge each link whether comprising specified Dropbox
Feature string, if comprising using the link as the possible download link of target video, being added into and alternative download chain
Connect in set, otherwise the termination analysis URL；
Step 2, using ternary attribution rule tree method provided by the invention, judge each in alternative download link set
Link whether be target video download link, so as to obtain target video download link set, it is specific perform it is as follows：
2.1）, according to specifying Dropbox to share the spatial layout feature of the page, extract and each downloaded in alternative download link set
Share the triple attribute { title, type, size } of file corresponding to connection；
2.2）, judge corresponding to each download link to share in alternative download link set file title whether with target
Video name meets, if met, download link is added in synthesis download link set, performs step 2.3；Otherwise judge
It is not that target video shares file to share file corresponding to the download link, gives up corresponding download link；
It is described that to share file title as follows with determination methods that whether target video title meets：
2.2.1）, formulate share file title and the unified transformation rule of target video title：To share file title and
All symbols contained in target video title are replaced with space, if space be present between adjacent Chinese character, space is gone
Fall；By containing all traditional Chinese characters be converted into simplified character；By containing all English capitalization characters be converted into English
Lowercase character；By containing all Roman numbers and Chinese figure be converted into Arabic numerals；
2.2.2）, the title of file will be shared according to step corresponding to each download link in alternative download link set
2.2.1 the unified transformation rule is changed；
2.2.3）, target video title changed according to unified transformation rule described in step 2.2.1；
2.2.4), judge whether to share file title accurately comprising the target video title after conversion after conversion, if
Comprising, then it is assumed that title meets with target video title；Otherwise it is judged as not meeting；
2.3）, judge in synthesis download link set each type downloaded and share file corresponding to connection, if type
For video file format, compressed file format, seed file form, then download link is added to format match download link collection
In conjunction；Otherwise, it is not that target video shares file to judge that this shares file, gives up corresponding download link；
2.4）, judge in format match download link set that each download is shared the size of file and whether accorded with corresponding to connection
The default normal size scope of every kind of file type is closed, if met, judges that this is shared file and shares text for target video
Part, download link is added in target video download link set；Otherwise, judge that this shares point that file is not target video
File is enjoyed, gives up corresponding download link.
The accurate download link set of target video is obtained by the above method, corresponding to each download link in set
It is that target video is specifying the piracy of Dropbox to share file to share file.Pirate video resource discovering side provided by the invention
Method, it can support to find that polytype piracy of target video shares file, including video file, kind Ziwen on Dropbox is specified
Part and compressed file.It should be noted that due to the arbitrariness that Dropbox upload user is named sharing file title, the present invention carries
What the pirate video resource discovery method of confession was found share, and the piracy that file is not necessarily all target video shares file, but logical
Large scale test is crossed, the accuracy rate of this method can reach more than 95%.
Brief description of the drawings
Fig. 1 is the sharing files process schematic based on Dropbox in background technology
Fig. 2 is the overall flow figure of pirate video resource discovery method provided by the invention
Fig. 3 is the flow provided in an embodiment of the present invention that the possible download link of target video is collected using universal search engine
Figure
Fig. 4 is that target video provided in an embodiment of the present invention shares page schematic diagram in specified Dropbox
Fig. 5 is that the flow chart whether file title meets with target video title is shared in judgement provided in an embodiment of the present invention
Embodiment
The embodiment of the present invention is described below in conjunction with the accompanying drawings, so as to those skilled in the art preferably
Understand the present invention.Requiring particular attention is that in the following description, when known function and the detailed description of design perhaps
When can desalinate the main contents of the present invention, these descriptions will be ignored herein.
Fig. 2 is the overall flow of pirate video resource discovery method provided by the invention, and specific steps include：
Step 1：Receive and specify Dropbox and target video, target video is collected on Dropbox is specified using universal search engine
Possibility download link and share the file page, obtain the alternative download link set of target video；
Step 2：Using ternary attribution rule tree method provided by the invention, judge each in alternative download link set
Link whether be target video download link, so as to obtain target video specify Dropbox accurate download link set, tool
Body includes：
Step 2.1：Share the spatial layout feature of the page according to specified Dropbox, extract and each downloaded in alternative download link set
Share three meta-attributes { title, type, size } of file corresponding to link；
Step 2.2：Judge corresponding to each download link to share in alternative download link set file title whether with
Target video title meets, if met, download link is added in synthesis download link set；Otherwise, judge that this is shared
File is not that target video shares file, gives up corresponding download link；
Step 2.3：Judge the type for sharing file in synthesis download link set corresponding to each download link, such as fruit
Type is video file format, compressed file format, seed file form（Seed containing sharing files and player seed）, then by under
Link is carried to be added in format match download link set；Otherwise, it is not that target video shares file to judge that this shares file,
Give up corresponding download link；
Step 2.4：The size for judging to share file in format match download link set corresponding to each download link is
It is no to meet the default normal size scope of every kind of file type, if met, judge that this shares point of the file for target video
File is enjoyed, download link is added in target video download link set；Otherwise, it is not target video to judge that this shares file
Share file, give up corresponding download link.
Embodiment 1
Embodiment 1 provides the specific implementation that the present invention collects the possible download link of target video using universal search engine
Mode, flow are as shown in Figure 3.
Step 1.1：The specified Dropbox of extraction shares the feature string of download link corresponding to file, i.e. all points of the Dropbox
Enjoy the most long identical character string that the download link of file jointly comprises；
Step 1.2：According to specified Dropbox, target video title structure search key, collected using universal search engine
With the maximally related page info of search key, url list corresponding to retrieval result is preserved；
Step 1.3：Crawl each webpage corresponding to URL in url list corresponding to retrieval result；
Step 1.4：Establish target video and specifying the alternative download link set of Dropbox, specifically include：
Step 1.4.1：Judge that whether each URL is comprising the tagged word for specifying Dropbox in url list corresponding to retrieval result
Symbol string, if comprising using the URL as the possible download link of target video, being added into alternative download link set；
If do not included, step 1.4.2 is performed；
Step 1.4.2：Read the all-links included in web page contents corresponding to the URL；
Step 1.4.3：Whether each link for judging to include in webpage is comprising the feature string for specifying Dropbox, if bag
Contain, then using the link as the possible download link of target video, be added into alternative download link set, otherwise terminate and divide
Analyse the URL.
In the present embodiment, such as require that collecting piracy of the film " bit people suddenly " in " Baidu's cloud disk " shares file
Download link, then it is " Baidu's cloud disk " to specify Dropbox, and target video is " bit people suddenly ".Therefore, the spy of " Baidu's cloud disk " is extracted
Levy character string http://pan.***.com/share/linkShareid=, i.e., all " Baidu's cloud disks " is shared under file
Carry in link and include the character string.
Then, search key " bit people+Baidu's cloud disk+download suddenly " is built, is collected on Baidu search engine related
Info web, preceding n search result is recorded as a url list { URL1, URL2 ... URLn }.
Judge whether each URL includes feature string " http in url list://pan.***.com/share/
linkShareid=", if comprising by the alternative download link set of URL additions；Otherwise webpage corresponding to the URL is read
Data, the all-links included in content are extracted, then judge whether include feature string in link successively, if bag
Contain, then the link is added into alternative download link set；Otherwise, termination analysis URL.
Such as have 3 URL in url list, it is respectively：
URL1：http://pan.***.com/share/linkshareid=1051395566&uk=1964313849
URL2：http://tieba.***.com/p/2388699160
URL3：http://bbs.hdbird.com/thread-613429-1-1.html
According to the judgment rule, URL1 directly includes feature string, therefore is added into alternative download link set；
URL2 does not include feature string in itself, further analyzes in webpage corresponding to URL2 and contains tagged word yet
The link of string is accorded with, therefore, URL2 is not alternative download link, is given up；
Although URL3 itself does not include feature string, its corresponding webpage is further analyzed, is found in web page contents
Include the link http containing feature string://pan.***.com/share/linkshareid=368501&uk=
2988433221, therefore, http will be linked://pan.***.com/share/linkshareid=368501&uk=
2988433221 add alternative download link set.
Finally, the alternative download link collection formed in this example is combined into { http://pan.***.com/share/
link?shareid=1051395566&uk=1964313849,http://pan.***.com/share/link?shareid
=368501&uk=2988433221}。
Embodiment 2
Embodiment 2 is the specific implementation method that the specified Dropbox of present invention extraction shares file attribute.Fig. 4 is that target video exists
One in " Baidu's cloud disk " is shared the page.The spatial layout feature of the page is shared in analysis " Baidu's cloud disk ", and discovery is all to share the page
Html codes include following structure：
Such as at one of " Baidu's cloud disk " to share the page as follows for film " allowing bullet to fly "：
Therefore, the string matching of keyword is carried out by regular expression, you can the attribute { mark of file is shared in extraction
Topic, type, size }, in the present embodiment, share entitled " the allowing bullet to fly " of file, type is " mkv ", size is
“1.43G”。
Embodiment 3
Embodiment 3 is that the specific stream whether file title meets with target video title is shared in judgement provided by the invention
Journey, as shown in figure 5, process is as follows：
Step 2.2.1：File title and the unified transformation rule of target video title are shared in formulation：File title will be shared
Replaced with all symbols contained in target video title with space, if space be present between adjacent Chinese character, by space
Remove；By containing all traditional Chinese characters be converted into simplified character；By containing all English capitalization characters be converted into English
Literary lowercase character；By containing all Roman numbers and Chinese figure be converted into Arabic numerals；
Step 2.2.2：The title of file will be shared according to step corresponding to each download link in alternative download link set
Unified transformation rule is changed described in rapid 2.2.1；Such as entitled " undiscovered talents .2000.Bluray.1080p ", then change
It is " undiscovered talents 2000Bluray1080p " afterwards：
Step 2.2.3：Target video title is changed according to unified transformation rule described in step 2.2.1, such as
" it is " the shawshank redemption " after The Shawshank Redemption " conversions；
Step 2.2.4：Judge to share whether file title accurately includes the target video title after conversion after conversion, such as
Fruit includes, then it is assumed that shares file title and meets with target video title；Otherwise it is judged as not meeting.Such as sharing after conversion
File title is " undiscovered talents 2000Bluray1080p ", the target video after conversion is entitled " undiscovered talents ", enters line character
String matching, title accurately include video name, therefore judge that share file title meets with target video title.
Embodiment 4
Embodiment 4 be for title match download link set, according to file type and size is shared, judge it is therein under
Carry link whether be target video the accurate embodiment for sharing file.Table 1 is provided in an embodiment of the present invention props up
Hold the video resource form of discovery, including video file format, compressed file format, seed file form.
Table 1
| Video resource form | Comprising and be not limited to the example below |
| Video file format | mkv, 3gp, avi, mp4, mpg, rm, rmvb, flv, ts, kmv |
| Compressed file format | rar, zip, 7z |
| Seed file form | torrent, qsed, bsed, bhd, qmv, bov |
For example, share file such as corresponding to alternative download link of the target video " The Shawshank Redemption " in " Baidu's cloud disk "
Shown in table 2, and the title for sharing file meets target video title, it is therefore desirable to determine whether to share file type and
Whether size meets the feature of video resource.
Step 2.3 in 2 with reference to the accompanying drawings, it is provided by the invention to first determine whether the type for sharing file in table 2 meets
The type that pirate video resource discovery method is supported（As shown in table 1）, therefore file type is sharing for torrent, mkv, rar
File meets video resource form, and its corresponding download link is added in format match download link set.And type is pdf
With the flac video point shared the text and compressed audio coding file that file is target video respectively, be not film
File is enjoyed, therefore corresponding download link is given up.
Table 2
| Numbering | Title | Type | Size |
| 1 | The Shawshank Redemption | torrent | 133.39K |
| 2 | The Shawshank Redemption | mkv | 2.99G |
| 3 | The Shawshank Redemption | rar | 980.86M |
| 4 | The Shawshank Redemption | rar | 45.48M |
| 5 | The Shawshank Redemption | rar | 300.67K |
| 6 | The Shawshank Redemption drama | 2.67M | |
| 7 | The Shawshank Redemption | flac | 17.42M |
Step 2.4 in 2 with reference to the accompanying drawings, for the file of sharing of format match, whether the size for judging to share file meets
Every kind of default normal size scope of file type, if met, judge that this is shared file and shares file for target video,
Download link is added in target video download link set；Otherwise, it is not sharing for target video to judge that this shares file
File, give up corresponding download link.It is every kind of by systemic presupposition in the pirate video resource discovery method provided in the present invention
The normal size scope of file type, is determined generally according to video length and compression coding mode.Such as target electricity
Shadow《The Shawshank Redemption》Predeterminable scope is as shown in table 3：
Table 3
As shown in table 3, it is seed file form for sharing file, then does not consider its file size, be directly judged as mesh
The piracy of mark video shares file.It is compressed file format for sharing file, judges whether compressed file is less than 500K, if
It is less than, is then judged as the compressed file of the seed file of target video, that is, shares the piracy that file is target video and share file；
Otherwise, judge whether compressed file is more than 150M, if it is greater, then it is judged as the compressed file of the video file of target video,
Share the piracy that file is target video and share file；If file size is in the range of [500K, 150M], then judge to divide
Enjoy the piracy that file is not target video and share file.Be video file format for sharing file, then according to its Format Type,
Judge whether to meet default normal range (NR).Therefore, the normal range (NR) set according to table 3, only numbering is 1,2,3,5 in table 3
File of sharing share file for the accurate of target video.
Claims (3)
1. a kind of pirate video resource discovery method towards Dropbox sharing service, it is characterised in that including three meta-attributes
Regular tree method, for accurately judge each link in alternative download link set whether be target video download link,
The accurate download link set of Dropbox is being specified so as to obtain target video, method includes：
Share the spatial layout feature of the page according to specified Dropbox, extract each download in alternative download link set and divide corresponding to connection
Enjoy three meta-attributes { title, type, size } of file；
Judge corresponding to each download link to share in alternative download link set file title whether with target video title
Meet, if met, download link is added in synthesis download link set；Otherwise, it is not target to judge that this shares file
Video shares file, gives up corresponding download link；
The type for sharing file in synthesis download link set corresponding to each download link is judged, if type is video file
Form, compressed file format, seed file form, the seed for sharing seed and player comprising file, then by download link
It is added in format match download link set；Otherwise, it is not that target video shares file to judge that this shares file, is given up pair
Answer download link；
Whether the size for judging to share file in format match download link set corresponding to each download link meets every kind of text
The default normal in size scope of part type, if met, judge that this is shared file and shares file for target video, will download
Link is added in target video download link set；Otherwise, judge that this shares the file of sharing that file is not target video, give up
Abandon corresponding download link.
2. the method as described in claim 1, it is characterised in that described to share whether file title meets with target video title
Determination methods, including：
File title and the unified transformation rule of target video title are shared in formulation：File title and target video title will be shared
In all symbols for containing replaced with space, if space be present between adjacent Chinese character, space is removed；By containing institute
There is traditional Chinese character to be converted into simplified character；By containing all English capitalization characters be converted into english lowercase character；It will contain
All Roman numbers or Chinese figure having are converted into Arabic numerals；
The title of file will be shared corresponding to each download link in alternative download link set according to the unified transformation rule
Changed；
Target video title is changed according to the unified transformation rule；
Judge whether to share file title accurately comprising the target video title after conversion after conversion, if thinking to accord with comprising if
Close, be otherwise judged as not meeting.
3. the method as described in claim 1, it is characterised in that the pirate video resource format for supporting to find includes：Video text
Part form, compressed file format, seed file form；Seed file and player of the seed file including sharing files
Seed file.
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| CN104143055B (en) * | 2014-08-16 | 2017-02-15 | 合一网络技术(北京)有限公司 | Pirated video monitoring method and system |
| CN105142015B (en) * | 2015-09-19 | 2018-10-09 | 暴风集团股份有限公司 | A method of based on the shared broadcasting BHD files of DLNA |
| US11100593B2 (en) | 2017-03-28 | 2021-08-24 | International Business Machines Corporation | Using social network data to detect and quantify unauthorized consumption of content |
| CN110134801A (en) * | 2019-04-28 | 2019-08-16 | 福建星网视易信息***有限公司 | A kind of matching process and storage medium of work title and multimedia file |
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| CN101604324A (en) * | 2009-07-15 | 2009-12-16 | 中国科学技术大学 | A kind of searching method and system of the video service website based on unit search |
| CN102487375A (en) * | 2010-12-01 | 2012-06-06 | 腾讯科技（深圳）有限公司 | Method, device and system for downloading videos online |
| CN103559286A (en) * | 2013-11-08 | 2014-02-05 | 北京奇虎科技有限公司 | Processing method and device for video searching results |
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2014
- 2014-03-18 CN CN201410100596.2A patent/CN103942254B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| US7165071B2 (en) * | 1999-12-15 | 2007-01-16 | Napster, Inc. | Real-time search engine |
| CN101604324A (en) * | 2009-07-15 | 2009-12-16 | 中国科学技术大学 | A kind of searching method and system of the video service website based on unit search |
| CN102487375A (en) * | 2010-12-01 | 2012-06-06 | 腾讯科技（深圳）有限公司 | Method, device and system for downloading videos online |
| CN103559286A (en) * | 2013-11-08 | 2014-02-05 | 北京奇虎科技有限公司 | Processing method and device for video searching results |
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