The capability to preview documents is available in FileCloud version 4.0 and later.
The capability to preview the following file types is available in FileCloud version 18.2 and later.
The capability to display a preview without using LibreOffice is available in FileCloud version 19.1 and later.
Administrators can allow the user to see a sample of the content in a file in the following ways:
- A thumbnail image - this is shown in the User Portal where the files are listed
- A pop-up window containing an image of the file content - this is accessed by on the User Portal by selecting a file and then using the Preview button
When users preview a file directly in the User Portal through the web browser, they can see part of the file without having to install the application that created it.
- These viewing options work only for the supported file types
- PDF file preview will work even if Document Preview is not installed. Document Preview is required to preview files like PSD, ai.
To provide these features to your users, you can install the following tools:
- Document Converter
This feature provides thumbnail images and requires OpenJDK.
FileCloud Document Converter
This feature converts the document to provide a quick preview.
|Extension||Registered To||Available in FileCloud Server Version||Description|
|.AI||Adobe||18.2||An Adobe Illustrator format is a proprietary file format developed by Adobe Systems for representing single-page vector-based drawings in either the EPS or PDF formats.|
|.DICOM||DICOM||18.2||Medical files such as X-rays, CT scans, Ultrasounds and MRIs.|
|.DOC||Microsoft||4.0||Microsoft WORD files created in versions 2003 and earlier.|
|.DOCX||Microsoft||4.0||Microsoft WORD files created in versions 2007 and later.|
Portable Document Format (PDF) is a file format used to present documents in a manner independent of application software, hardware, and operating systems. Each PDF file encapsulates a complete description of a fixed-layout flat document, including the text, fonts, graphics, and other information needed to display it.
PDF file preview will work even if Document Preview is not installed. For Adobe, Document Preview is required to preview files like PSD, and ai.
|.PPT||Microsoft||4.0||Microsoft PowerPoint files created in versions 2003 and earlier.|
|.PPTX||Microsoft||4.0||Microsoft PowerPoint files created in versions 2007 and later.|
Java 10 and above is required for PSD viewing.
A .PSD file is a layered image file used in Adobe PhotoShop. PSD, which stands for Photoshop Document, is the default format that Photoshop uses for saving data. PSD is a proprietary file that allows the user to work with the images’ individual layers even after the file has been saved.
|.XLS||Microsoft||4.0||Microsoft Excel files created in versions 2003 and earlier.|
|.XLSX||Microsoft||4.0||Microsoft Excel files created in versions 2007 and later.|
For everything besides the DICOM files, FileCloud Server uses LibreOffice to do the document conversion so that you can see the preview.
Looking for instructions on how to install Document Preview on Ubuntu or CentOS?
Starting in FileCloud version 18.1, by default everything you need for Libre and DocConverter is installed.