86 lines
3.0 KiB
Python
86 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2007 Søren Roug, European Environment Agency
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#
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# This is free software. You may redistribute it under the terms
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# of the Apache license and the GNU General Public License Version
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# 2 or at your option any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public
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# License along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# Contributor(s):
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#
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from trac.core import *
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from trac.mimeview.api import IHTMLPreviewRenderer
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import os
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from tempfile import mkstemp
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from odf.odf2xhtml import ODF2XHTML
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class ODF2XHTMLBody(ODF2XHTML):
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def __init__(self):
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ODF2XHTML.__init__(self, generate_css=False, embedable=True)
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def rewritelink(self, imghref):
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imghref = imghref.replace("Pictures/","index_html?pict=")
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return imghref
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class OdfPreview(Component):
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"""Display OpenDocument as HTML."""
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implements(IHTMLPreviewRenderer)
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def get_quality_ratio(self, mimetype):
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self.env.log.debug('Trac checking for %s' % mimetype)
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if mimetype in ('application/vnd.oasis.opendocument.text',
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'application/vnd.oasis.opendocument.text-template',
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'application/vnd.oasis.opendocument.spreadsheet',
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'application/vnd.oasis.opendocument.presentation'):
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return 7
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return 0
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def render(self, req, input_type, content, filename=None, url=None):
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self.env.log.debug('HTML output for ODF')
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odhandler = ODF2XHTMLBody()
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hfile, hfilename = mkstemp('tracodf')
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try:
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if hasattr(content,'read'):
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os.write(hfile, content.read())
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else:
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os.write(hfile, content)
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os.close(hfile)
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out = odhandler.odf2xhtml(hfilename).encode('us-ascii','xmlcharrefreplace')
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except:
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self.env.log.error("odf2xhtml failed")
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finally:
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os.unlink(hfilename)
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if out != '':
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return out
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return "<h1>HTML preview failed</h1>"
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# def render(self, req, input_type, content, filename=None, url=None):
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# self.env.log.debug('HTML output for ODF')
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# hfilename = None
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# odhandler = ODF2XHTML()
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# if filename is not None:
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# infile = filename
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# else:
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# hfile, hfilename = mkstemp('tracodf')
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# if hasattr(content,'read'):
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# os.write(hfile, content.read())
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# else:
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# os.write(hfile, content)
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# os.close(hfile)
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# infile = hfilename
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# out = odhandler.odf2xhtml(infile).encode('us-ascii','xmlcharrefreplace')
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# if hfilename is not None:
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# os.unlink(hfilename)
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# return out
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