david
28b02db2ea
git-svn-id: https://192.168.0.254/svn/Proyectos.Incam_SGD/tags/3.7.0.2_original@1 eb19766c-00d9-a042-a3a0-45cb8ec72764
94 lines
2.5 KiB
PHP
94 lines
2.5 KiB
PHP
<?php
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/**
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* $Id:$
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*
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* KnowledgeTree Community Edition
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* Document Management Made Simple
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* Copyright (C) 2008, 2009 KnowledgeTree Inc.
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*
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License version 3 as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* 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, see <http://www.gnu.org/licenses/>.
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*
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* You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
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* California 94120-7775, or email info@knowledgetree.com.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "Powered by
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* KnowledgeTree" logo and retain the original copyright notice. If the display of the
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* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
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* must display the words "Powered by KnowledgeTree" and retain the original
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* copyright notice.
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* Contributor( s): ______________________________________
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*
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*/
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class ExifExtractor extends DocumentExtractor
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{
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public function getDisplayName()
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{
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return _kt('Exif Extractor');
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}
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public function getSupportedMimeTypes()
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{
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return array(
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'image/tiff',
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'image/jpeg'
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);
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}
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public function extractTextContent()
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{
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$exif = exif_read_data($this->sourcefile, 0, true);
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$content = '';
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foreach ($exif as $key => $section)
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{
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foreach ($section as $name => $val)
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{
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if (is_numeric($val))
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{
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// no point indexing numeric content. it will be ignored anyways!
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continue;
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}
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if ($key =='FILE' && in_array($name, array('MimeType', 'SectionsFound')))
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{
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continue;
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}
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$content .= "$val\n";
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}
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}
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$result = file_put_contents($this->targetfile, $content);
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return false !== $result;
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}
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public function diagnose()
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{
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if (!function_exists('exif_read_data'))
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{
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return sprintf(_kt('The Exif extractor requires the module exif php extension. Please include this in the php.ini.'));
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}
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return null;
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}
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}
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?>
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