README.txt

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LOGICALDOC COMMUNITY EXTENSIONS
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LogicalDOC Community Extensions add new features to version 8.9.1 of LogicalDOC.
In particular there are 3 new plugins that provide the following features:

1) logicaldoc-ce-parser (extracting text from many types of office documents)
2) logicaldoc-ce-ocr (OCR - extract text from images and PDFs for full-text searching)
3) logicaldoc-ce-converter (conversion of documents to other formats and for previews/thumbnail)

It is possible to install these extensions on a LogicalDOC Community 8.9.1 by extracting the contents of the .zip archives in the folder
tomcat/ROOT of your LogicalDOC installation then restart your LD application/service.


These 3 plugins using third party software for OCR, image processing and format conversion in particular:
LibreOffice, Tesseract, ImageMagick and GhostScript.

For information on how to install third-party software, refer to the following addresses.

Windows
http://docs.logicaldoc.com/en/installation/install-on-windows/install-third-party-software-windows

Linux
http://docs.logicaldoc.com/en/installation/install-on-linux/install-third-party-software-linux

Ubuntu
http://docs.logicaldoc.com/en/installation/install-on-ubuntu/install-third-party-software-ubuntu


Tesseract:
after installing Tesseract, configure the path of the executable in the LogicalDOC configuration file /conf/context.properties by modifying the properties
ocr.Tesseract.path=C:\\LogicalDOC\\tesseract\\tesseract.exe
ocr.enabled=true

LibreOffice: 
after installing Tesseract, configure the path of the executable in /conf/context.properties by modifying the properties
converter.LibreOfficeConverter.enabled=true
converter.LibreOfficeConverter.path=C:\\Program Files\\LibreOffice

Note: remember that from version 8.8.3 it is necessary to set the commands that LogicalDOC can launch on the operating system in the /conf/allowed-commands.txt file