mirror of
https://git.code.sf.net/p/seeddms/code
synced 2025-10-30 20:51:22 +00:00
141 lines
3.7 KiB
PHP
141 lines
3.7 KiB
PHP
<?php
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/**
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* Implementation of search in SQlite FTS index
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*
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* @category DMS
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* @package SeedDMS_Lucene
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* @license GPL 2
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* @version @version@
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* @author Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2010, Uwe Steinmann
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* @version Release: @package_version@
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*/
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/**
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* Class for searching in a SQlite FTS index.
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*
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* @category DMS
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* @package SeedDMS_Lucene
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* @version @version@
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* @author Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2011, Uwe Steinmann
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* @version Release: @package_version@
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*/
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class SeedDMS_SQliteFTS_Search {
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/**
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* @var object $index SQlite FTS index
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* @access protected
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*/
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protected $index;
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/**
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* Create a new instance of the search
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*
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* @param object $index SQlite FTS index
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* @return object instance of SeedDMS_SQliteFTS_Search
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*/
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function __construct($index) { /* {{{ */
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$this->index = $index;
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$this->version = '@package_version@';
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if($this->version[0] == '@')
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$this->version = '3.0.0';
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} /* }}} */
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/**
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* Get document from index
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*
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* @param int $id real document id
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* @return object instance of SeedDMS_SQliteFTS_QueryHit or false
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*/
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function getDocument($id) { /* {{{ */
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$hits = $this->index->find('D'.$id);
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return $hits['hits'] ? $hits['hits'][0] : false;
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} /* }}} */
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/**
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* Get folder from index
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*
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* @param int $id real folder id
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* @return object instance of SeedDMS_SQliteFTS_QueryHit or false
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*/
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function getFolder($id) { /* {{{ */
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$hits = $this->index->find('F'.$id);
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return $hits['hits'] ? $hits['hits'][0] : false;
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} /* }}} */
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/**
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* Search in index
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*
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* @param object $index SQlite FTS index
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* @return object instance of SeedDMS_Lucene_Search
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*/
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function search($term, $fields=array(), $limit=array()) { /* {{{ */
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$querystr = '';
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$term = trim($term);
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if($term) {
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$querystr = substr($term, -1) != '*' ? $term.'*' : $term;
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}
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if(!empty($fields['owner'])) {
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if(is_string($fields['owner'])) {
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if($querystr)
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$querystr .= ' AND ';
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$querystr .= 'owner:'.$fields['owner'];
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} elseif(is_array($fields['owner'])) {
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if($querystr)
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$querystr .= ' AND ';
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$querystr .= '(owner:';
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$querystr .= implode(' OR owner:', $fields['owner']);
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$querystr .= ')';
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}
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}
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if(!empty($fields['category'])) {
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if($querystr)
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$querystr .= ' AND ';
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$querystr .= '(category:';
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$querystr .= implode(' OR category:', $fields['category']);
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$querystr .= ')';
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}
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if(!empty($fields['status'])) {
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if($querystr)
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$querystr .= ' AND ';
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$status = array_map(function($v){return $v+10;}, $fields['status']);
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$querystr .= '(status:';
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$querystr .= implode(' OR status:', $status);
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$querystr .= ')';
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}
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if(!empty($fields['user'])) {
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if($querystr)
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$querystr .= ' AND ';
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$querystr .= '(users:';
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$querystr .= implode(' OR users:', $fields['user']);
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$querystr .= ')';
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}
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if(!empty($fields['rootFolder']) && $fields['rootFolder']->getFolderList()) {
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if($querystr)
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$querystr .= ' AND ';
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$querystr .= '(path:';
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$querystr .= str_replace(':', 'x', $fields['rootFolder']->getFolderList().$fields['rootFolder']->getID().':');
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$querystr .= ')';
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}
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if(!empty($fields['startFolder']) && $fields['startFolder']->getFolderList()) {
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if($querystr)
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$querystr .= ' AND ';
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$querystr .= '(path:';
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$querystr .= str_replace(':', 'x', $fields['startFolder']->getFolderList().$fields['startFolder']->getID().':');
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$querystr .= ')';
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}
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try {
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$result = $this->index->find($querystr, $limit);
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$recs = array();
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foreach($result["hits"] as $hit) {
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$recs[] = array('id'=>$hit->id, 'document_id'=>$hit->documentid);
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}
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return array('count'=>$result['count'], 'hits'=>$recs, 'facets'=>array());
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} catch (Exception $e) {
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return false;
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}
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} /* }}} */
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}
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?>
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