[TIKA-1892] Mime Magic for application/x-mobipocket-ebook and application/x-shapefile

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.12
• Fix Version/s: 1.13
• Component/s: mime
• Flags: Patch
• Assignee: Unassigned
• Reporter: Suman Kashyap
• Created: 04/Mar/16 03:01
• Updated: 06/Mar/16 15:47
• Resolved: 06/Mar/16 14:42

Description

Our FHT analysis for mobipocket-ebook and shapefiles shows high corelation of initial header bytes. Further inspection of these files over online available and TREC polar data sets revealed presence of common bytes for mime identification

patch content
<mime-type type="application/x-netcdf">
<acronym>NETCDF</acronym>
<_comment>Network Common Data Format</_comment>
<magic priority="60">
<match value="CDF" type="string" offset="0" />
</magic>
<glob pattern="*.nc"/>
</mime-type>
<mime-type type="application/x-mobipocket-ebook">
<acronym>MOBI</acronym>
<_comment>Mobipocket Ebook</_comment>
<magic priority="60">
<match value="BOOKMOBI" type="string" offset="23" />
</magic>
<glob pattern="*.mobi"/>
</mime-type>
<mime-type type="application/x-shapefile">
<acronym>ESRI Shapefiles</acronym>
<_comment>ESRI Shapefiles</_comment>
<magic priority="60">
<match value="0x0000270a" type="big32" offset="2" />
</magic>
<glob pattern="*.shp"/>
</mime-type>