649 lines
17 KiB
PHP
649 lines
17 KiB
PHP
<?php
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/*
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+--------------------------------------------------------------------------
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| Invision Power Board v1.3.1 Final
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| ========================================
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| by Matthew Mecham
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| (c) 2001 - 2003 Invision Power Services
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| http://www.invisionpower.com
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| ========================================
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| Web: http://www.invisionboard.com
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| Time: Thu, 23 Sep 2004 23:05:01 GMT
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| Release: 3cb325c445e1909182084806ae7f8226
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| Email: matt@invisionpower.com
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| Licence Info: http://www.invisionboard.com/?license
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+---------------------------------------------------------------------------
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| > MySQL FULL TEXT Search Library
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| > Module written by Matt Mecham
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| > Date started: 31st March 2003
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| > Module Version Number: 1.0.0
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+--------------------------------------------------------------------------
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*/
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class search_lib extends Search
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{
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var $parser = "";
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var $is = "";
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//--------------------------------------------
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// Constructor
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//--------------------------------------------
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function search_lib($that)
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{
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global $ibforums, $DB, $std, $print;
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$this->is = &$that; // hahaha!
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}
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//--------------------------------------------
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// Simple search
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//--------------------------------------------
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function do_simple_search()
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{
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global $ibforums, $DB, $std, $HTTP_POST_VARS, $print;
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if ( ! $ibforums->input['sid'] )
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{
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$boolean = "";
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//--------------------------------------------
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// NEW SEARCH.. Check Keywords..
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//--------------------------------------------
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if ( $this->is->mysql_version >= 40010 )
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{
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$boolean = 'IN BOOLEAN MODE';
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$keywords = $this->is->filter_ftext_keywords($ibforums->input['keywords']);
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}
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else
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{
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$keywords = $this->is->filter_keywords($ibforums->input['keywords']);
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}
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$check_keywords = trim($keywords);
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if ( (! $check_keywords) or ($check_keywords == "") or (! isset($check_keywords) ) )
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_words') );
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}
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if (strlen(trim($keywords)) < 4)
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'search_word_short', 'EXTRA' => 4) );
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}
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//--------------------------------------------
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// Get forums...
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//--------------------------------------------
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$forums = $this->is->get_searchable_forums();
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if ($forums == "")
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_forum') );
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}
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//--------------------------------------------
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// How many results?
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//--------------------------------------------
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$DB->query("SELECT COUNT(*) as dracula FROM ibf_posts p WHERE p.forum_id IN ($forums) AND MATCH(post) AGAINST ('$check_keywords' $boolean)");
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$count = $DB->fetch_row();
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if ( $count['dracula'] < 1 ) // Tee-hee!
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_results' ) );
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}
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//--------------------------------------------
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// Store it daddy-o!
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//--------------------------------------------
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$cache = "SELECT MATCH(post) AGAINST ('$check_keywords' $boolean) as score, t.tid, t.title, t.posts, t.views,
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f.category, f.id, f.name, p.post, p.author_id, p.author_name, p.post_date, p.pid
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FROM ibf_posts p
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LEFT JOIN ibf_forums f ON (p.forum_id=f.id)
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LEFT JOIN ibf_topics t on (p.topic_id=t.tid)
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WHERE p.forum_id IN ($forums) AND t.title IS NOT NULL
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AND MATCH(post) AGAINST ('$check_keywords' $boolean)";
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if ( $ibforums->input['sortby'] != "relevant" )
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{
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$cache .= " ORDER BY p.post_date DESC";
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}
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$unique_id = md5(uniqid(microtime(),1));
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$str = $DB->compile_db_insert_string( array (
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'id' => $unique_id,
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'search_date'=> time(),
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'topic_id' => '00',
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'topic_max' => $count['dracula'],
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'member_id' => $ibforums->member['id'],
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'ip_address' => $ibforums->input['IP_ADDRESS'],
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'post_id' => '00',
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'query_cache'=> $cache,
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) );
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$DB->query("INSERT INTO ibf_search_results ({$str['FIELD_NAMES']}) VALUES ({$str['FIELD_VALUES']})");
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$print->redirect_screen( $ibforums->lang['search_redirect'] , "act=Search&CODE=simpleresults&sid=$unique_id&highlite=".urlencode(trim(str_replace( '&', '&', $ibforums->input['keywords']))) );
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}
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else
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{
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//--------------------------------------------
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// Get SQL schtuff
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//--------------------------------------------
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$this->unique_id = $ibforums->input['sid'];
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if ($this->unique_id == "")
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_results' ) );
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}
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$DB->query("SELECT * FROM ibf_search_results WHERE id='{$this->unique_id}'");
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if ( ! $sr = $DB->fetch_row() )
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_results' ) );
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}
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$query = stripslashes($sr['query_cache']);
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$check_keywords = preg_replace( '/&(lt|gt|quot);/', "&\\1;", trim(urldecode($ibforums->input['highlite'])) );
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//--------------------------------------------
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// Display
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//--------------------------------------------
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$this->links = $std->build_pagelinks(
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array(
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'TOTAL_POSS' => $sr['topic_max'],
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'leave_out' => 10,
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'PER_PAGE' => 25,
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'CUR_ST_VAL' => $this->is->first,
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'L_SINGLE' => $ibforums->lang['sp_single'],
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'L_MULTI' => "",
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'BASE_URL' => $ibforums->base_url."&act=Search&CODE=simpleresults&sid=".$this->unique_id."&highlite=".urlencode($check_keywords),
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)
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);
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require "./sources/lib/post_parser.php";
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$this->parser = new post_parser();
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//--------------------------------------------
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// Get categories
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//--------------------------------------------
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$DB->query("SELECT id, name FROM ibf_categories");
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while ( $cat = $DB->fetch_row() )
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{
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$cat_array[ $cat['id'] ] = $cat['name'];
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}
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//--------------------------------------------
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// oh look, a query!
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//--------------------------------------------
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$last_tid = 0;
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$SQLtime = new Debug();
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$SQLtime->startTimer();
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$DB->query($query." LIMIT {$this->is->first},25");
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$ex_time = sprintf( "%.4f",$SQLtime->endTimer() );
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$show_end = 25;
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if ( $sr['topic_max'] < 25 )
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{
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$show_end = $sr['topic_max'];
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}
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$this->output .= $this->is->html->result_simple_header(array(
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'links' => $this->links,
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'start' => $this->is->first,
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'end' => $show_end + $this->is->first,
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'matches' => $sr['topic_max'],
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'ex_time' => $ex_time,
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'keyword' => $check_keywords,
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) );
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while ( $row = $DB->fetch_row() )
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{
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//---------------------------------------------------------------------
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// Listen up, this is relevant.
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// MySQL's relevance is a bit of a mystery. It's
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// based on many hazy variables such as placing, occurance
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// and such. The result is a floating point number, like 1.239848556
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// No one can really disect what this means in human terms, so I'm
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// going to simply assume that anything over 1.0 is 100%, and *100 any
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// other relevance result.
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//---------------------------------------------------------------------
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$row['relevance'] = sprintf( "%3d", ( $row['score'] > 1.0 ) ? 100 : $row['score'] * 100 );
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//-----------------------------------------
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// Fix up da post
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//-----------------------------------------
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$row['post'] = $this->parser->unconvert($row['post']);
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// Strip out BB tags
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$row['post'] = preg_replace( "#\[.+?/?\]#", "", $row['post'] );
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// Try and locate keyword in the post...
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$start = 0;
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$end = 250;
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$tmp_post = strtolower($row['post']);
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$tmp_words = explode(" ", trim(strtolower($check_keywords)) );
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if ( $st = strpos( $tmp_post, $tmp_words[0] ) )
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{
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$start = $st - 100;
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$start = $start < 0 ? 0 : $start;
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$end += $start;
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}
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$row['post'] = substr( $row['post'], $start, $end );
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// Finish tidy up..
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if ( $start > 0 )
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{
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// We're cutting at the start, so..
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// If it's not a capital letter, it's probably
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// cut a word in half / it's a lower case word so it doesnt matter
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if ( ! preg_match( "/^[A-Z]/", $row['post'] ) )
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{
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// find the first space..
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if ( $new_start = strpos( $row['post'], " " ) )
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{
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// Cut to space..
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$row['post'] = substr( $row['post'], $new_start );
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$row['post'] = '...'.$row['post'];
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}
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}
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}
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// Tidy up the end..
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// Find the last space..
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if ( strlen( $row['post'] ) > 250 )
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{
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if ( $new_end = strrpos( $row['post'], " " ) )
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{
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$row['post'] = substr( $row['post'], 0, $new_end );
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$row['post'] .= '...';
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}
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}
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// Basic highlighting
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$row['post'] = preg_replace( "/".preg_quote($tmp_words[0], '/')."/i", "<strong>".$tmp_words[0]."</strong>", $row['post'] );
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$row['css_class'] = 'googleroot';
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if ( $row['tid'] == $last_tid )
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{
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$row['css_class'] = 'googlechild';
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}
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$last_tid = $row['tid'];
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$row['cat_id'] = $row['category'];
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$row['cat_name'] = $cat_array[ $row['category'] ];
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$row['post_date'] = $std->get_date( $row['post_date'], 'LONG' );
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// Link member's name
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if ($row['author_id'])
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{
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$row['author_name'] = "<a href='{$ibforums->base_url}act=Profile&MID={$row['author_id']}'>{$row['author_name']}</a>";
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}
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$this->output .= $this->is->html->result_simple_entry($row);
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}
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$this->output .= $this->is->html->result_simple_footer(array(
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'links' => $this->links,
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) );
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$print->add_output("$this->output");
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$print->do_output( array( 'TITLE' => $ibforums->lang['g_simple_title'], 'JS' => 0, NAV => array( $ibforums->lang['g_simple_title'] ) ) );
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}
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}
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//--------------------------------------------
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// Main Board Search-e-me-doo-daa
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//--------------------------------------------
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function do_main_search()
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{
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global $ibforums, $DB, $std, $HTTP_POST_VARS, $print;
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//------------------------------------
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// Do we have any input?
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//------------------------------------
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//------------------------------------
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// USING FULL TEXT - Wooohoo!!
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//------------------------------------
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if ($ibforums->input['namesearch'] != "")
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{
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$name_filter = $this->is->filter_keywords($ibforums->input['namesearch'], 1);
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}
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if ($ibforums->input['useridsearch'] != "")
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{
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$keywords = $this->is->filter_keywords($ibforums->input['useridsearch']);
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$this->is->search_type = 'userid';
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}
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else
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{
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$keywords = $this->is->filter_keywords($ibforums->input['keywords']);
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$this->is->search_type = 'posts';
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}
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if ( $name_filter != "" AND $ibforums->input['keywords'] != "" )
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{
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$type = 'joined';
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}
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else if ( $name_filter == "" AND $ibforums->input['keywords'] != "" )
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{
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$type= 'postonly';
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}
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else if ( $name_filter != "" AND $ibforums->input['keywords'] == "" )
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{
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$type='nameonly';
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}
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//------------------------------------
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if ( $this->is->mysql_version >= 40010 )
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{
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$boolean = 'IN BOOLEAN MODE';
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$keywords = $this->is->filter_ftext_keywords($ibforums->input['keywords']);
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}
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else
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{
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$keywords = $this->is->filter_keywords($ibforums->input['keywords']);
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}
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$check_keywords = trim($keywords);
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if ( (! $check_keywords) or ($check_keywords == "") or (! isset($check_keywords) ) )
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{
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if ($ibforums->input['namesearch'] == "")
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_words') );
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}
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}
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else
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{
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if (strlen(trim($keywords)) < 4)
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'search_word_short', 'EXTRA' => 4) );
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}
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}
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//------------------------------------
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if ($ibforums->input['search_in'] == 'titles')
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{
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$this->is->search_in = 'titles';
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}
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//------------------------------------
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$forums = $this->is->get_searchable_forums();
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//------------------------------------
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// Do we have any forums to search in?
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//------------------------------------
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if ($forums == "")
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_forum') );
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}
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//------------------------------------
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foreach( array( 'last_post', 'posts', 'starter_name', 'forum_id' ) as $v )
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{
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if ($ibforums->input['sort_key'] == $v)
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{
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$this->is->sort_key = $v;
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}
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}
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//------------------------------------
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foreach ( array( 1, 7, 30, 60, 90, 180, 365, 0 ) as $v )
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{
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if ($ibforums->input['prune'] == $v)
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{
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$this->is->prune = $v;
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}
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}
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//------------------------------------
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if ($ibforums->input['sort_order'] == 'asc')
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{
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$this->is->sort_order = 'asc';
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}
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//------------------------------------
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if ($ibforums->input['result_type'] == 'posts')
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{
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$this->is->result_type = 'posts';
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}
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if ( $ibforums->vars['min_search_word'] < 1 )
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{
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$ibforums->vars['min_search_word'] = 4;
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}
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//------------------------------------
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// Add on the prune days
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//------------------------------------
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if ($this->is->prune > 0)
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{
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$gt_lt = $ibforums->input['prune_type'] == 'older' ? "<" : ">";
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$time = time() - ($ibforums->input['prune'] * 86400);
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$topics_datecut = "t.last_post $gt_lt $time AND";
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$posts_datecut = "p.post_date $gt_lt $time AND";
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}
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// Is this a membername search?
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$name_filter = trim( $name_filter );
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$member_string = "";
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if ( $name_filter != "" )
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{
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//------------------------------------------------------------------
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// Get all the possible matches for the supplied name from the DB
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//------------------------------------------------------------------
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$name_filter = str_replace( '|', "|", $name_filter );
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if ($ibforums->input['exactname'] == 1)
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{
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$sql_query = "SELECT id from ibf_members WHERE lower(name)='".$name_filter."'";
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}
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else
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{
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$sql_query = "SELECT id from ibf_members WHERE name like '%".$name_filter."%'";
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}
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$DB->query( $sql_query );
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while ($row = $DB->fetch_row())
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{
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$member_string .= "'".$row['id']."',";
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}
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$member_string = preg_replace( "/,$/", "", $member_string );
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// Error out of we matched no members
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if ($member_string == "")
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_name_search_results') );
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}
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$posts_name = " AND p.author_id IN ($member_string)";
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$topics_name = " AND t.starter_id IN ($member_string)";
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}
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if ( $type != 'nameonly' )
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{
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if (strlen(trim($keywords)) < $ibforums->vars['min_search_word'])
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'search_word_short', 'EXTRA' => $ibforums->vars['min_search_word']) );
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}
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}
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$unique_id = md5(uniqid(microtime(),1));
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if ($type != 'nameonly')
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{
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$topics_query = "SELECT t.tid
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FROM ibf_topics t
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WHERE $topics_datecut t.forum_id IN ($forums)
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$topics_name AND t.approved=1 AND MATCH(title) AGAINST ('".trim($keywords)."' $boolean)";
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$posts_query = "SELECT p.pid ".
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"FROM ibf_posts p ".
|
|
"WHERE $posts_datecut p.forum_id IN ($forums)".
|
|
" AND p.queued <> 1".
|
|
" $posts_name AND MATCH(post) AGAINST ('".trim($keywords)."' $boolean)";
|
|
}
|
|
else
|
|
{
|
|
$topics_query = "SELECT t.tid
|
|
FROM ibf_topics t
|
|
WHERE $topics_datecut t.forum_id IN ($forums)
|
|
$topics_name";
|
|
|
|
|
|
$posts_query = "SELECT p.pid ".
|
|
"FROM ibf_posts p ".
|
|
"WHERE $posts_datecut p.forum_id IN ($forums)".
|
|
" AND p.queued <> 1".
|
|
" $posts_name";
|
|
}
|
|
|
|
//------------------------------------------------
|
|
// Get the topic ID's to serialize and store into
|
|
// the database
|
|
//------------------------------------------------
|
|
|
|
$topics = "";
|
|
$posts = "";
|
|
|
|
//------------------------------------
|
|
|
|
$DB->query($topics_query);
|
|
|
|
$topic_max_hits = $DB->get_num_rows();
|
|
|
|
while ($row = $DB->fetch_row() )
|
|
{
|
|
$topics .= $row['tid'].",";
|
|
}
|
|
|
|
$DB->free_result();
|
|
|
|
//------------------------------------
|
|
|
|
$DB->query($posts_query);
|
|
|
|
$post_max_hits = $DB->get_num_rows();
|
|
|
|
while ($row = $DB->fetch_row() )
|
|
{
|
|
$posts .= $row['pid'].",";
|
|
}
|
|
|
|
$DB->free_result();
|
|
|
|
//------------------------------------
|
|
|
|
$topics = preg_replace( "/,$/", "", $topics );
|
|
$posts = preg_replace( "/,$/", "", $posts );
|
|
|
|
//------------------------------------------------
|
|
// Do we have any results?
|
|
//------------------------------------------------
|
|
|
|
if ($topics == "" and $posts == "")
|
|
{
|
|
$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_search_results' ) );
|
|
}
|
|
|
|
//------------------------------------------------
|
|
// If we are still here, return data like a good
|
|
// boy (or girl). Yes Reg; or girl.
|
|
// What have the Romans ever done for us?
|
|
//------------------------------------------------
|
|
|
|
return array(
|
|
'topic_id' => $topics,
|
|
'post_id' => $posts,
|
|
'topic_max' => $topic_max_hits,
|
|
'post_max' => $post_max_hits,
|
|
'keywords' => $keywords,
|
|
);
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
?>
|