b380b0fcd7
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@1603 fd906abe-77d9-0310-91a1-e0d9ade77398
43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
#
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# Copyright (c) 2007 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (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 License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Searchable text support for Portable Document Format (PDF) files.
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This uses the pdftotext command from xpdf to perform the extraction.
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interface definitions for text transformations.
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Based on code provided by zc.index and TextIndexNG3.
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$Id$
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"""
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import os, sys
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from cybertools.text import base
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class PdfTransform(base.BaseFileTransform):
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extension = ".pdf"
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def extract(self, directory, filename):
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if not self.checkAvailable('pdftotext', 'pdftotext is not available'):
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return u''
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data = self.execute('pdftotext -enc UTF-8 "%s" -' % filename)
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return data.decode('UTF-8')
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