CN110232161A - A kind of online method for previewing of document based on browser - Google Patents
A kind of online method for previewing of document based on browser Download PDFInfo
- Publication number
- CN110232161A CN110232161A CN201910340682.3A CN201910340682A CN110232161A CN 110232161 A CN110232161 A CN 110232161A CN 201910340682 A CN201910340682 A CN 201910340682A CN 110232161 A CN110232161 A CN 110232161A
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- document
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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
- G06F16/10—File systems; File servers
- G06F16/14—Details of searching files based on file metadata
- G06F16/156—Query results presentation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/17—Details of further file system functions
- G06F16/178—Techniques for file synchronisation in file systems
- G06F16/1794—Details of file format conversion
-
- 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
- G06F16/957—Browsing optimisation, e.g. caching or content distillation
- G06F16/9574—Browsing optimisation, e.g. caching or content distillation of access to content, e.g. by caching
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Databases & Information Systems (AREA)
- Data Mining & Analysis (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Library & Information Science (AREA)
- Document Processing Apparatus (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention discloses a kind of online method for previewing of the document based on browser, including management terminal, Web server, user terminal and document conversion server;Step 1: management terminal uploads the document of general format to Web server, and the document of the general format can be the documents such as word, Excel, PPT, PDF, txt, ZIP;Step 2: Web server sends the document for needing to convert to document conversion server according to document convert requests;Step 3: document conversion server carries out document conversion by following below scheme;Step 4: document conversion server step 3 is converted after PDF format document or address of document be sent to Web server, for user terminal using browser online browse conversion after PDF format document information.The present invention can be used family and pass through browser direct-on-line browsing document content.
Description
Technical field
The invention belongs to technical field of information processing, and in particular to a kind of online method for previewing of document based on browser.
Background technique
Currently, many information platforms and Internal Management System can all be related to uploading the functional requirement of document, downloading browsing, but
Often client terminal system does not have the function of browsing file, i.e., can not open the file that downloading is authorized on website.Existing solution
Certainly method is the file issued will to be needed to convert thereof into the picture formats file such as PNG or JPG using professional tool in management end
It is issued again, which not only adds the work of administrator, also increase the spending of purchase professional tool software.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of online preview sides of the document based on browser
Method can be used family and pass through browser direct-on-line browsing document content.
The present invention is achieved by the following technical solutions:
A kind of online method for previewing of document based on browser, including management terminal, Web server, user terminal and
Document conversion server;
Step 1: management terminal uploads the document of general format to Web server, and the document of the general format can be
The documents such as word, Excel, PPT, PDF, txt, ZIP;
Step 2: Web server sends the document for needing to convert to document conversion server according to document convert requests;
Step 3: document conversion server carries out document conversion by following below scheme:
1, the suffix name of source document is obtained
2, judge the suffix name of source document, and be handled as follows
If a) the suffix of source document entitled doc, docx, txt, is handled as follows:
I. word application program new ActiveXComponent (" Word.Application ") is opened
Ii. setting word is invisible
Iii. the document for obtaining all openings in word, returns to documents object
Iv. it calls open method in documents object to open document, and returns to open document object document
Document storing is pdf format by the save As method for v. calling document object
Vi. close document
Vii. word application program is closed
If b) the suffix of source document entitled ppt, pptx, is handled as follows:
Viii. ppt application program new ActiveXComponent (" PowerPoint.Application ") is opened
Ix. the document for obtaining all openings in ppt, returns to documents object
X. it calls open method in documents object to open document, and returns to open document object document
Document storing is pdf format by the saveAs method for xi. calling document object
Xii. close document
Xiii. ppt application program is closed
If c) the suffix of source document entitled xls, xlsx, is handled as follows:
Xiv. it replaces source file and file destination "/" is " "
Xv. excel application program new ActiveXComponent (" Excel.Application ") is opened
Xvi. setting excel is invisible
Xvii. the document for obtaining all openings in excel, returns to documents object
Xviii. it calls open method in documents object to open document, and returns to open document object
document
Document storing is pdf format by the ExportAsFixedFormat method for xix. calling document object
Xx. close document
Xxi. excel application program is closed
Step 4: document conversion server step 3 is converted after PDF format document or address of document be sent to Web
Server, so that user terminal uses the PDF format document information after the conversion of browser online browse.
In the above-mentioned technical solutions, the document convert requests in step 2 carry out user terminal, i.e. user terminal takes to Web
Business device sends the request of document preview, which is sent to document conversion server again, is converted by document by Web server
Server is completed to convert the format of the document.
In the above-mentioned technical solutions, the document convert requests in step 2 can be from management terminal, i.e. management terminal
When uploading source document to Web server, the document convert requests to the document are demarcated in advance, Web server is again by the request
Information is sent to document conversion server, completes to convert the format of the document by document conversion server.
The advantages and benefits of the present invention are:
1, known document transfer algorithm is integrated, common document can be converted, such as: Word, Excel, PPT etc..It adopts
Use the PDF document format of standard as output document format, the document can directly be browsed by browser plug-in, be had very strong
Versatility.
2, general file translation interface and rule, the document format that will not yet support, by way of customized development are defined
It is integrated into document Transformation Service, and Transformation Service is externally provided.
3, the technology can both stand alone as third party software and provide online service, can also be used as the basis of third party software
Component uses.
4, designed using interface mode, according to operation system demand, can flexible expansion file convertor, plug and play
5, compatibility is strong, cross-platform can dispose and provide Transformation Service.
Detailed description of the invention
Fig. 1 is the information exchange schematic diagram of the online method for previewing of the document based on browser of the invention.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, combined with specific embodiments below furtherly
Bright technical solution of the present invention.
A kind of online method for previewing of document based on browser, including management terminal, Web server, user terminal and
Document conversion server;
Step 1: management terminal uploads the document of general format to Web server, and the document of the general format can be
The documents such as word, Excel, PPT, PDF, txt, ZIP;
Step 2: Web server sends the document for needing to convert to document conversion server according to document convert requests;
Step 3: document conversion server carries out document conversion by following below scheme:
1, the suffix name of source document is obtained
2, judge the suffix name of source document, and be handled as follows
If a) the suffix of source document entitled doc, docx, txt, is handled as follows:
Xxii. word application program new ActiveXComponent (" Word.Application ") is opened
Xxiii. setting word is invisible
Xxiv. the document for obtaining all openings in word, returns to documents object
Xxv. it calls open method in documents object to open document, and returns to open document object document
Document storing is pdf format by the save As method for xxvi. calling document object
Xxvii. close document
Xxviii. word application program is closed
If b) the suffix of source document entitled ppt, pptx, is handled as follows:
Xxix. ppt application program new ActiveXComponent (" PowerPoint.Application ") is opened
Xxx. the document for obtaining all openings in ppt, returns to documents object
Xxxi. it calls open method in documents object to open document, and returns to open document object document
Document storing is pdf format by the saveAs method for xxxii. calling document object
Xxxiii. close document
Xxxiv. ppt application program is closed
If c) the suffix of source document entitled xls, xlsx, is handled as follows:
Xxxv. it replaces source file and file destination "/" is " "
Xxxvi. excel application program new ActiveXComponent (" Excel.Application ") is opened
Xxxvii. setting excel is invisible
Xxxviii. the document for obtaining all openings in excel, returns to documents object
Xxxix. it calls open method in documents object to open document, and returns to open document object
document
Document storing is pdf format by the ExportAsFixedFormat method for xl. calling document object
Xli. close document
Xlii. excel application program is closed
Step 4: document conversion server step 3 is converted after PDF format document or address of document be sent to Web
Server, so that user terminal uses the PDF format document information after the conversion of browser online browse.Using the PDF text of standard
Shelves format can directly be browsed as output document format, the document by browser plug-in, have very strong versatility.
Further, the document convert requests in step 2 carry out user terminal, i.e. user terminal is sent to Web server
The request of document preview, which is sent to document conversion server again by Web server, complete by document conversion server
The format conversion of pairs of the document.
Further, the document convert requests in step 2 can be from management terminal, i.e. management terminal takes to Web
When business device uploads source document, the document convert requests to the document are demarcated in advance, which is sent to by Web server again
Document conversion server is completed to convert the format of the document by document conversion server.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (3)
1. a kind of online method for previewing of document based on browser, it is characterised in that: including management terminal, Web server, user
Terminal and document conversion server;
Step 1: management terminal uploads the document of general format to Web server, and the document of the general format can be
The documents such as word, Excel, PPT, PDF, txt, ZIP;
Step 2: Web server is according to document convert requests.The document for needing to convert is sent to document conversion server;
Step 3: document conversion server carries out document conversion by following below scheme:
1, the suffix name of source document is obtained
2, judge the suffix name of source document, and be handled as follows
If a) the suffix of source document entitled doc, docx, txt, is handled as follows:
I. word application program new ActiveXComponent (" Word.Application ") is opened
Ii. setting word is invisible
Iii. the document for obtaining all openings in word, returns to documents object
Iv. it calls open method in documents object to open document, and returns to open document object document
Document storing is pdf format by the save As method for v. calling document object
Vi. close document
Vii. word application program is closed
If b) the suffix of source document entitled ppt, pptx, is handled as follows:
Viii. ppt application program new ActiveXComponent (" PowerPoint.Application ") is opened
Ix. the document for obtaining all openings in ppt, returns to documents object
X. it calls open method in documents object to open document, and returns to open document object document
Document storing is pdf format by the saveAs method for xi. calling document object
Xii. close document
Xiii. ppt application program is closed
If c) the suffix of source document entitled xls, xlsx, is handled as follows:
Xiv. it replaces source file and file destination "/" is " "
Xv. excel application program new ActiveXComponent (" Excel.Application ") is opened
Xvi. setting excel is invisible
Xvii. the document for obtaining all openings in excel, returns to documents object
Xviii. it calls open method in documents object to open document, and returns to open document object document
Document storing is pdf format by the ExportAsFixedFormat method for xix. calling document object
Xx. close document
Xxi. excel application program is closed
Step 4: document conversion server step 3 is converted after PDF format document or address of document be sent to Web service
Device, so that user terminal uses the PDF format document information after the conversion of browser online browse.
2. the online method for previewing of the document according to claim 1 based on browser, it is characterised in that: the text in step 2
Shelves convert requests come user terminal, i.e. request of the user terminal to Web server transmission document preview, and Web server again will
The solicited message is sent to document conversion server, completes to convert the format of the document by document conversion server.
3. the online method for previewing of the document according to claim 1 based on browser, it is characterised in that: the text in step 2
Shelves convert requests can be from management terminal, i.e. management terminal is demarcated in advance when uploading source document to Web server to this
The solicited message is sent to document conversion server again by the document convert requests of document, Web server, by document Transformation Service
Device is completed to convert the format of the document.
Priority Applications (1)
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CN201910340682.3A CN110232161A (en) | 2019-04-25 | 2019-04-25 | A kind of online method for previewing of document based on browser |
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CN201910340682.3A CN110232161A (en) | 2019-04-25 | 2019-04-25 | A kind of online method for previewing of document based on browser |
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CN110232161A true CN110232161A (en) | 2019-09-13 |
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CN201910340682.3A Pending CN110232161A (en) | 2019-04-25 | 2019-04-25 | A kind of online method for previewing of document based on browser |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111190866A (en) * | 2019-12-31 | 2020-05-22 | 北京指掌易科技有限公司 | Application document display method, device, equipment and storage medium |
CN112069132A (en) * | 2020-07-31 | 2020-12-11 | 广东飞企互联科技股份有限公司 | Attachment online preview method, device, equipment and medium |
CN112612978A (en) * | 2020-12-17 | 2021-04-06 | 山东浪潮商用系统有限公司 | File online browsing method based on browser |
CN113778680A (en) * | 2021-09-10 | 2021-12-10 | 厦门悦讯信息科技股份有限公司 | Document online preview method and system |
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US20160364497A1 (en) * | 2013-12-27 | 2016-12-15 | Beijing Branch Office Of Foxit Corporation | Method and device for increasing the speed of online browsing and loading of pdf document |
CN108804503A (en) * | 2018-04-12 | 2018-11-13 | 北京明朝万达科技股份有限公司 | A kind of online method for previewing of document and system |
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US20160364497A1 (en) * | 2013-12-27 | 2016-12-15 | Beijing Branch Office Of Foxit Corporation | Method and device for increasing the speed of online browsing and loading of pdf document |
CN105589836A (en) * | 2015-12-21 | 2016-05-18 | 华为技术有限公司 | Document previewing method, terminal and server |
CN108804503A (en) * | 2018-04-12 | 2018-11-13 | 北京明朝万达科技股份有限公司 | A kind of online method for previewing of document and system |
Non-Patent Citations (1)
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111190866A (en) * | 2019-12-31 | 2020-05-22 | 北京指掌易科技有限公司 | Application document display method, device, equipment and storage medium |
CN112069132A (en) * | 2020-07-31 | 2020-12-11 | 广东飞企互联科技股份有限公司 | Attachment online preview method, device, equipment and medium |
CN112612978A (en) * | 2020-12-17 | 2021-04-06 | 山东浪潮商用系统有限公司 | File online browsing method based on browser |
CN113778680A (en) * | 2021-09-10 | 2021-12-10 | 厦门悦讯信息科技股份有限公司 | Document online preview method and system |
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