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27af904b85
engine give nicer results with adequate pagination. Adding icon and reference to course origine. Generalizing replacement of isadmin by doanithing capability check should contribute to close many global search related issues from http://tracker.moodle.org/browse/MDL-14646 startpoint
58 lines
2.1 KiB
PHP
58 lines
2.1 KiB
PHP
<?php
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/**
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* Global Search Engine for Moodle
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*
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* @package search
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* @category core
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* @subpackage document_wrappers
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* @author Valery Fremaux [valery.fremaux@club-internet.fr] > 1.8
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* @date 2008/03/31
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* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
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*
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* this is a format handler for getting text out of a proprietary binary format
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* so it can be indexed by Lucene search engine
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*/
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/**
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* MS Word extractor
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* @param object $resource
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* @uses $CFG
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*/
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function get_text_for_indexing_doc(&$resource, $directfile = ''){
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global $CFG;
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// SECURITY : do not allow non admin execute anything on system !!
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if (!has_capability('moodle/site:doanything', get_context_instance(CONTEXT_SYSTEM))) return;
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$moodleroot = (@$CFG->block_search_usemoodleroot) ? "{$CFG->dirroot}/" : '' ;
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// just call pdftotext over stdout and capture the output
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if (!empty($CFG->block_search_word_to_text_cmd)){
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if (!file_exists("{$moodleroot}{$CFG->block_search_word_to_text_cmd}")){
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mtrace('Error with MSWord to text converter command : exectuable not found.');
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} else {
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if ($directfile == ''){
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$file = escapeshellarg("{$CFG->dataroot}/{$resource->course}/{$resource->reference}");
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} else {
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$file = escapeshellarg("{$CFG->dataroot}/{$directfile}");
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}
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$command = trim($CFG->block_search_word_to_text_cmd);
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$text_converter_cmd = "{$moodleroot}{$command} -m UTF-8.txt $file";
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if ($CFG->block_search_word_to_text_env){
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putenv($CFG->block_search_word_to_text_env);
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}
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mtrace("Executing : $text_converter_cmd");
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$result = shell_exec($text_converter_cmd);
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if ($result){
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return mb_convert_encoding($result, 'UTF-8', 'auto');
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} else {
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mtrace('Error with MSWord to text converter command : execution failed. ');
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return '';
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}
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}
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} else {
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mtrace('Error with MSWord to text converter command : command not set up. Execute once search block configuration.');
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return '';
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}
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}
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?>
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