[Erp5-report] r24292 - /erp5/trunk/products/ERP5/Document/Image.py
nobody at svn.erp5.org
nobody at svn.erp5.org
Wed Oct 22 18:59:56 CEST 2008
Author: romain
Date: Wed Oct 22 18:59:55 2008
New Revision: 24292
URL: http://svn.erp5.org?rev=24292&view=rev
Log:
Allow image to text convertion by using portal_transforms.
Modified:
erp5/trunk/products/ERP5/Document/Image.py
Modified: erp5/trunk/products/ERP5/Document/Image.py
URL: http://svn.erp5.org/erp5/trunk/products/ERP5/Document/Image.py?rev=24292&r1=24291&r2=24292&view=diff
==============================================================================
--- erp5/trunk/products/ERP5/Document/Image.py (original)
+++ erp5/trunk/products/ERP5/Document/Image.py Wed Oct 22 18:59:55 2008
@@ -50,8 +50,9 @@
from OFS.Image import getImageInfo
from OFS.content_types import guess_content_type
-from zLOG import LOG
-
+from zLOG import LOG, WARNING
+
+from Products.CMFCore.utils import getToolByName
default_displays_id_list = ('nano', 'micro', 'thumbnail',
'xsmall', 'small', 'medium',
@@ -310,7 +311,25 @@
Implementation of conversion for PDF files
"""
if format in ('text', 'txt', 'html', 'base_html', 'stripped-html'):
- return None, None
+ mime_type = getToolByName(self, 'mimetypes_registry').\
+ lookupExtension('name.%s' % format)
+ src_mimetype = self.getContentType()
+ content = '%s' % self.getData()
+ if content is not None:
+ portal_transforms = getToolByName(self, 'portal_transforms')
+ result = portal_transforms.convertToData(mime_type, content,
+ object=self, context=self,
+ filename=self.title_or_id(),
+ mimetype=src_mimetype)
+ if result is None:
+ # portal_transforms fails to convert.
+ LOG('TextDocument.convert', WARNING,
+ 'portal_transforms failed to convert to %s: %r' % (mime_type, self))
+ result = ''
+ return mime_type, result
+ else:
+ # text_content is not set, return empty string instead of None
+ return mime_type, ''
image_size = self.getSizeFromImageDisplay(display)
if (display is not None or resolution is not None or quality != 75 or format != ''\
or frame is not None) and image_size:
@@ -327,6 +346,17 @@
frame=frame, image_size=image_size)
return mime, image.data
return self.getContentType(), self.getData()
+
+ security.declareProtected(Permissions.View, 'getSearchableText')
+ def getSearchableText(self, md=None):
+ """
+ Converts the content of the document to a textual representation.
+ """
+ mime, data = self.convert(format='txt')
+ return str(data)
+
+ # Compatibility with CMF Catalog
+ SearchableText = getSearchableText
# Display
security.declareProtected('View', 'index_html')
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