| 1 | 552 | thorn | <?php
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        | 2 |  |  | 
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        | 3 | 554 | Ruebenwurz | // $Id$
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        | 4 | 552 | thorn | 
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        | 5 |  |  | /*
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        | 6 |  |  | 
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        | 7 |  |  |  Website Baker Project <http://www.websitebaker.org/>
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        | 8 |  |  |  Copyright (C) 2004-2008, Ryan Djurovich
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        | 9 |  |  | 
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        | 10 |  |  |  Website Baker is free software; you can redistribute it and/or modify
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        | 11 |  |  |  it under the terms of the GNU General Public License as published by
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        | 12 |  |  |  the Free Software Foundation; either version 2 of the License, or
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        | 13 |  |  |  (at your option) any later version.
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        | 14 |  |  | 
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        | 15 |  |  |  Website Baker is distributed in the hope that it will be useful,
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        | 16 |  |  |  but WITHOUT ANY WARRANTY; without even the implied warranty of
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        | 17 |  |  |  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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        | 18 |  |  |  GNU General Public License for more details.
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        | 19 |  |  | 
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        | 20 |  |  |  You should have received a copy of the GNU General Public License
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        | 21 |  |  |  along with Website Baker; if not, write to the Free Software
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        | 22 |  |  |  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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        | 23 |  |  | 
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        | 24 |  |  | */
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        | 25 |  |  | 
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        | 26 |  |  | // make the url-string for highlighting
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        | 27 |  |  | function make_url_searchstring($search_match, $search_url_array) {
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        | 28 |  |  | 	$link = "";
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        | 29 |  |  | 	if ($search_match != 'exact') {
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        | 30 |  |  | 		$str = implode(" ", $search_url_array);
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        | 31 |  |  | 		$link = "?searchresult=1&sstring=".urlencode($str);
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        | 32 |  |  | 	} else {
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        | 33 | 761 | thorn | 		$str = str_replace(' ', '_', $search_url_array[0]);
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        | 34 | 552 | thorn | 		$link = "?searchresult=2&sstring=".urlencode($str);
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        | 35 |  |  | 	}
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        | 36 |  |  | 	return $link;
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        | 37 |  |  | }
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        | 38 |  |  | 
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        | 39 |  |  | // make date and time for "last modified by... on ..."-string
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        | 40 |  |  | function get_page_modified($page_modified_when) {
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        | 41 |  |  | 	global $TEXT;
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        | 42 |  |  | 	if($page_modified_when > 0) {
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        | 43 |  |  | 		$date = gmdate(DATE_FORMAT, $page_modified_when+TIMEZONE);
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        | 44 |  |  | 		$time = gmdate(TIME_FORMAT, $page_modified_when+TIMEZONE);
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        | 45 |  |  | 	} else {
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        | 46 |  |  | 		$date = $TEXT['UNKNOWN'].' '.$TEXT['DATE'];
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        | 47 |  |  | 		$time = $TEXT['UNKNOWN'].' '.$TEXT['TIME'];
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        | 48 |  |  | 	}
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        | 49 |  |  | 	return array($date, $time);
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        | 50 |  |  | }
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        | 51 |  |  | 
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        | 52 |  |  | // make username and displayname for "last modified by... on ..."-string
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        | 53 |  |  | function get_page_modified_by($page_modified_by, $users) {
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        | 54 |  |  | 	global $TEXT;
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        | 55 |  |  | 	if($page_modified_by > 0) {
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        | 56 |  |  | 			$username = $users[$page_modified_by]['username'];
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        | 57 |  |  | 			$displayname = $users[$page_modified_by]['display_name'];
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        | 58 |  |  | 		} else {
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        | 59 |  |  | 			$username = "";
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        | 60 |  |  | 			$displayname = $TEXT['UNKNOWN'];
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        | 61 |  |  | 		}
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        | 62 |  |  | 	return array($username, $displayname);
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        | 63 |  |  | }
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        | 64 |  |  | 
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        | 65 |  |  | // checks if _all_ searchwords matches
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        | 66 |  |  | function is_all_matched($text, $search_words) {
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        | 67 |  |  | 	$all_matched = true;
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        | 68 |  |  | 	foreach ($search_words AS $word) {
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        | 69 | 777 | thorn | 		if(!preg_match('/'.$word.'/i', $text)) {
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        | 70 | 552 | thorn | 			$all_matched = false;
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        | 71 |  |  | 			break;
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        | 72 |  |  | 		}
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        | 73 |  |  | 	}
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        | 74 |  |  | 	return $all_matched;
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        | 75 |  |  | }
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        | 76 |  |  | 
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        | 77 |  |  | // checks if _any_ of the searchwords matches
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        | 78 |  |  | function is_any_matched($text, $search_words) {
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        | 79 |  |  | 	$any_matched = false;
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        | 80 | 761 | thorn | 	$word = '('.implode('|', $search_words).')';
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        | 81 | 777 | thorn | 	if(preg_match('/'.$word.'/i', $text)) {
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        | 82 | 552 | thorn | 		$any_matched = true;
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        | 83 |  |  | 	}
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        | 84 |  |  | 	return $any_matched;
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        | 85 |  |  | }
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        | 86 |  |  | 
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        | 87 |  |  | // collects the matches from text in excerpt_array
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        | 88 |  |  | function get_excerpts($text, $search_words, $max_excerpt_num) {
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        | 89 |  |  | 	$match_array = array();
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        | 90 |  |  | 	$excerpt_array = array();
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        | 91 | 761 | thorn | 	$word = '('.implode('|', $search_words).')';
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        | 92 | 552 | thorn | 	// Build the regex-string
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        | 93 | 857 | thorn | 	if(strpos(strtoupper(PHP_OS), 'WIN')===0) { // windows -> see below
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        | 94 |  |  | 		$str1=".!?;";
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        | 95 |  |  | 		$str2=".!?;";
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        | 96 |  |  | 	} else { // linux & Co.
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        | 97 |  |  | 		// start-sign: .!?; + INVERTED EXCLAMATION MARK - INVERTED QUESTION MARK - DOUBLE EXCLAMATION MARK - INTERROBANG - EXCLAMATION QUESTION MARK - QUESTION EXCLAMATION MARK - DOUBLE QUESTION MARK - HALFWIDTH IDEOGRAPHIC FULL STOP - IDEOGRAPHIC FULL STOP - IDEOGRAPHIC COMMA
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        | 98 |  |  | 		$str1=".!?;"."\xC2\xA1"."\xC2\xBF"."\xE2\x80\xBC"."\xE2\x80\xBD"."\xE2\x81\x89"."\xE2\x81\x88"."\xE2\x81\x87"."\xEF\xBD\xA1"."\xE3\x80\x82"."\xE3\x80\x81";
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        | 99 |  |  | 		// stop-sign: .!?; + DOUBLE EXCLAMATION MARK - INTERROBANG - EXCLAMATION QUESTION MARK - QUESTION EXCLAMATION MARK - DOUBLE QUESTION MARK - HALFWIDTH IDEOGRAPHIC FULL STOP - IDEOGRAPHIC FULL STOP - IDEOGRAPHIC COMMA
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        | 100 |  |  | 		$str2=".!?;"."\xE2\x80\xBC"."\xE2\x80\xBD"."\xE2\x81\x89"."\xE2\x81\x88"."\xE2\x81\x87"."\xEF\xBD\xA1"."\xE3\x80\x82"."\xE3\x80\x81";
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        | 101 |  |  | 	}
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        | 102 |  |  | 	$regex='/(?:^|\b|['.$str1.'])([^'.$str1.']{0,200}?'.$word.'[^'.$str2.']{0,200}(?:['.$str2.']|\b|$))/isu';
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        | 103 |  |  | 	if(version_compare(PHP_VERSION, '4.3.3', '>=') &&
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        | 104 | 869 | thorn | 	   strpos(strtoupper(PHP_OS), 'WIN')!==0
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        | 105 |  |  | 	) { // this may crash windows server, so skip if on windows
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        | 106 | 761 | thorn | 		// jump from match to match, get excerpt, stop if $max_excerpt_num is reached
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        | 107 |  |  | 		$last_end = 0; $offset = 0;
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        | 108 |  |  | 		while(preg_match('/'.$word.'/Sisu', $text, $match_array, PREG_OFFSET_CAPTURE, $last_end)) {
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        | 109 |  |  | 			$offset = ($match_array[0][1]-206 < $last_end)?$last_end:$match_array[0][1]-206;
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        | 110 |  |  | 			if(preg_match($regex, $text, $matches, PREG_OFFSET_CAPTURE, $offset)) {
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        | 111 |  |  | 				$last_end = $matches[1][1]+strlen($matches[1][0])-1;
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        | 112 | 857 | thorn | 				if(!preg_match('/\b[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\./', $matches[1][0])) // skip excerpts with email-addresses
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        | 113 | 761 | thorn | 					$excerpt_array[] = trim($matches[1][0]);
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        | 114 |  |  | 				if(count($excerpt_array)>=$max_excerpt_num) {
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        | 115 |  |  | 					$excerpt_array = array_unique($excerpt_array);
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        | 116 |  |  | 					if(count($excerpt_array) >= $max_excerpt_num)
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        | 117 |  |  | 						break;
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        | 118 |  |  | 				}
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        | 119 | 869 | thorn | 			} else { // problem: preg_match failed - can't find a start- or stop-sign
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        | 120 | 761 | thorn | 				$last_end += 201; // jump forward and try again
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        | 121 |  |  | 			}
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        | 122 | 552 | thorn | 		}
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        | 123 | 869 | thorn | 	} else { // compatible, but may be very slow with large pages
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        | 124 | 761 | thorn | 		if(preg_match_all($regex, $text, $match_array)) {
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        | 125 |  |  | 			foreach($match_array[1] AS $string) {
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        | 126 | 857 | thorn | 				if(!preg_match('/\b[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\./', $string)) // skip excerpts with email-addresses
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        | 127 | 761 | thorn | 					$excerpt_array[] = trim($string);
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        | 128 |  |  | 			}
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        | 129 |  |  | 		}
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        | 130 | 552 | thorn | 	}
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        | 131 |  |  | 	return $excerpt_array;
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        | 132 |  |  | }
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        | 133 |  |  | 
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        | 134 |  |  | // makes excerpt_array a string ready to print out
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        | 135 |  |  | function prepare_excerpts($excerpt_array, $search_words, $max_excerpt_num) {
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        | 136 |  |  | 	// excerpts: text before and after a single excerpt, html-tag for markup
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        | 137 |  |  | 	$EXCERPT_BEFORE =       '... ';
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        | 138 |  |  | 	$EXCERPT_AFTER =        ' ...<br />';
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        | 139 |  |  | 	$EXCERPT_MARKUP_START = '<b>';
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        | 140 |  |  | 	$EXCERPT_MARKUP_END =   '</b>';
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        | 141 |  |  | 	// remove duplicate matches from $excerpt_array, if any.
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        | 142 |  |  | 	$excerpt_array = array_unique($excerpt_array);
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        | 143 |  |  | 	// use the first $max_excerpt_num excerpts only
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        | 144 |  |  | 	if(count($excerpt_array) > $max_excerpt_num) {
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        | 145 |  |  | 		$excerpt_array = array_slice($excerpt_array, 0, $max_excerpt_num);
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        | 146 |  |  | 	}
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        | 147 |  |  | 	// prepare search-string
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        | 148 |  |  | 	$string = "(".implode("|", $search_words).")";
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        | 149 |  |  | 	// we want markup on search-results page,
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        | 150 |  |  | 	// but we need some 'magic' to prevent <br />, <b>... from being highlighted
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        | 151 |  |  | 	$excerpt = '';
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        | 152 |  |  | 	foreach($excerpt_array as $str) {
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        | 153 |  |  | 		$excerpt .= '#,,#'.preg_replace("/($string)/iu","#,,,,#$1#,,,,,#",$str).'#,,,#';
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        | 154 |  |  | 	}
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        | 155 | 761 | thorn | 	$excerpt = str_replace(array('&','<','>','"','\'',"\xC2\xA0"), array('&','<','>','"',''',' '), $excerpt);
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        | 156 |  |  | 	$excerpt = str_replace(array('#,,,,#','#,,,,,#'), array($EXCERPT_MARKUP_START,$EXCERPT_MARKUP_END), $excerpt);
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        | 157 |  |  | 	$excerpt = str_replace(array('#,,#','#,,,#'), array($EXCERPT_BEFORE,$EXCERPT_AFTER), $excerpt);
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        | 158 | 552 | thorn | 	// prepare to write out
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        | 159 |  |  | 	if(DEFAULT_CHARSET != 'utf-8') {
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        | 160 |  |  | 		$excerpt = umlauts_to_entities($excerpt, 'UTF-8');
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        | 161 |  |  | 	}
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        | 162 |  |  | 	return $excerpt;
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        | 163 |  |  | }
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        | 164 |  |  | 
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        | 165 | 761 | thorn | // work out what the link-anchor should be
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        | 166 | 552 | thorn | function make_url_target($page_link_target, $text, $search_words) {
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        | 167 |  |  | 	// 1. e.g. $page_link_target=="&monthno=5&year=2007" - module-dependent target. Do nothing.
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        | 168 |  |  | 	// 2. $page_link_target=="#!wb_section_..." - the user wants the section-target, so do nothing.
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        | 169 |  |  | 	// 3. $page_link_target=="#wb_section_..." - try to find a better target, use the section-target as fallback.
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        | 170 |  |  | 	// 4. $page_link_target=="" - do nothing
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        | 171 | 761 | thorn | 	if(version_compare(PHP_VERSION, '4.3.3', ">=") && substr($page_link_target,0,12)=='#wb_section_') {
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        | 172 | 552 | thorn | 		$word = '('.implode('|', $search_words).')';
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        | 173 | 777 | thorn | 		preg_match('/'.$word.'/i', $text, $match, PREG_OFFSET_CAPTURE);
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        | 174 | 552 | thorn | 		if($match && is_array($match[0])) {
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        | 175 | 761 | thorn | 			$x=$match[0][1]; // position of first match
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        | 176 | 552 | thorn | 			// is there an anchor nearby?
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        | 177 | 869 | thorn | 			if(preg_match_all('/<(?:[^>]+id|\s*a[^>]+name)\s*=\s*"(.*)"/iU', substr($text,0,$x), $match, PREG_OFFSET_CAPTURE)) {
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        | 178 | 552 | thorn | 				$anchor='';
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        | 179 |  |  | 				foreach($match[1] AS $array) {
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        | 180 |  |  | 					if($array[1] > $x) {
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        | 181 |  |  | 						break;
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        | 182 |  |  | 					}
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        | 183 |  |  | 					$anchor = $array[0];
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        | 184 |  |  | 				}
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        | 185 |  |  | 				if($anchor != '') {
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        | 186 |  |  | 					$page_link_target = '#'.$anchor;
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        | 187 |  |  | 				}
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        | 188 |  |  | 			}
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        | 189 |  |  | 		}
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        | 190 |  |  | 	}
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        | 191 |  |  | 	elseif(substr($page_link_target,0,13)=='#!wb_section_') {
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        | 192 |  |  | 		$page_link_target = '#'.substr($page_link_target, 2);
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        | 193 |  |  | 	}
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        | 194 | 872 | thorn | 
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        | 195 |  |  | 	// since wb 2.7.1 the section-anchor is configurable - SEC_ANCHOR holds the anchor name
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        | 196 |  |  | 	if(substr($page_link_target,0,12)=='#wb_section_') {
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        | 197 |  |  | 		if(defined('SEC_ANCHOR') && SEC_ANCHOR!='') {
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        | 198 |  |  | 			$sec_id = substr($page_link_target, 12);
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        | 199 |  |  | 			$page_link_target = '#'.SEC_ANCHOR.$sec_id;
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        | 200 |  |  | 		} else { // section-anchors are disabled
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        | 201 |  |  | 			$page_link_target = '';
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        | 202 |  |  | 		}
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        | 203 |  |  | 	}
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        | 204 |  |  | 
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        | 205 | 552 | thorn | 	return $page_link_target;
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        | 206 |  |  | }
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        | 207 |  |  | 
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        | 208 |  |  | // wrapper for compatibility with old print_excerpt()
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        | 209 |  |  | function print_excerpt($page_link, $page_link_target, $page_title, $page_description, $page_modified_when, $page_modified_by, $text, $max_excerpt_num, $func_vars, $pic_link="") {
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        | 210 |  |  | 	$mod_vars = array(
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        | 211 |  |  | 		'page_link' => $page_link,
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        | 212 |  |  | 		'page_link_target' => $page_link_target,
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        | 213 |  |  | 		'page_title' => $page_title,
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        | 214 |  |  | 		'page_description' => $page_description,
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        | 215 |  |  | 		'page_modified_when' => $page_modified_when,
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        | 216 |  |  | 		'page_modified_by' => $page_modified_by,
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        | 217 |  |  | 		'text' => $text,
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        | 218 |  |  | 		'max_excerpt_num' => $max_excerpt_num,
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        | 219 |  |  | 		'pic_link' => $pic_link
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        | 220 |  |  | 	);
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        | 221 |  |  | 	print_excerpt2($mod_vars, $func_vars);
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        | 222 |  |  | }
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        | 223 |  |  | 
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        | 224 |  |  | /* These functions can be used in module-supplied search_funcs
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        | 225 |  |  |  * -----------------------------------------------------------
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        | 226 |  |  |  * print_excerpt2() - the main-function to use in all search_funcs
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        | 227 |  |  |  * print_excerpt() - wrapper for compatibility-reason. Use print_excerpt2() instead.
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        | 228 |  |  |  * list_files_dirs() - lists all files and dirs below a given directory
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        | 229 |  |  |  * clear_filelist() - keeps only wanted or removes unwanted entries in file-list.
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        | 230 |  |  |  */
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        | 231 |  |  | 
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        | 232 |  |  | // prints the excerpts for one section
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        | 233 |  |  | function print_excerpt2($mod_vars, $func_vars) {
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        | 234 |  |  | 	extract($func_vars, EXTR_PREFIX_ALL, 'func');
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        | 235 |  |  | 	extract($mod_vars, EXTR_PREFIX_ALL, 'mod');
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        | 236 |  |  | 	global $TEXT;
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        | 237 |  |  | 	// check $mod_...vars
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        | 238 |  |  | 	if(!isset($mod_page_link))          $mod_page_link = $func_page_link;
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        | 239 |  |  | 	if(!isset($mod_page_link_target))   $mod_page_link_target = "";
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        | 240 |  |  | 	if(!isset($mod_page_title))         $mod_page_title = $func_page_title;
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        | 241 |  |  | 	if(!isset($mod_page_description))   $mod_page_description = $func_page_description;
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        | 242 |  |  | 	if(!isset($mod_page_modified_when)) $mod_page_modified_when = $func_page_modified_when;
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        | 243 |  |  | 	if(!isset($mod_page_modified_by))   $mod_page_modified_by = $func_page_modified_by;
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        | 244 |  |  | 	if(!isset($mod_text))               $mod_text = "";
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        | 245 |  |  | 	if(!isset($mod_max_excerpt_num))    $mod_max_excerpt_num = $func_default_max_excerpt;
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        | 246 |  |  | 	if(!isset($mod_pic_link))           $mod_pic_link = "";
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        | 247 |  |  | 	if(!isset($mod_no_highlight))       $mod_no_highlight = false;
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        | 248 | 761 | thorn | 	if(!isset($func_enable_flush))      $func_enable_flush = false; // set this in db: wb_search.cfg_enable_flush [READ THE DOC BEFORE]
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        | 249 | 870 | thorn | 	if(isset($mod_ext_charset)) $mod_ext_charset = strtolower($mod_ext_charset);
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        | 250 |  |  | 	else $mod_ext_charset = '';
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        | 251 |  |  | 
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        | 252 | 552 | thorn | 	if($mod_text == "") // nothing to do
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        | 253 |  |  | 		{ return false; }
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        | 254 | 870 | thorn | 
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        | 255 | 552 | thorn | 	if($mod_no_highlight) // no highlighting
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        | 256 | 743 | thorn | 		{ $mod_page_link_target = "&nohighlight=1".$mod_page_link_target; }
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        | 257 | 761 | thorn | 	// clean the text:
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        | 258 |  |  | 	$mod_text = preg_replace('#<(!--.*--|style.*</style|script.*</script)>#SiU', ' ', $mod_text);
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        | 259 |  |  | 	$mod_text = preg_replace('#<(br( /)?|dt|/dd|/?(h[1-6]|tr|table|p|li|ul|pre|code|div|hr))[^>]*>#Si', '.', $mod_text);
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        | 260 | 857 | thorn | 	$mod_text = preg_replace('/\s+/', ' ', $mod_text);
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        | 261 |  |  | 	$mod_text = preg_replace('/ \./', '.', $mod_text);
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        | 262 | 870 | thorn | 	if($mod_ext_charset!='') { // data from external database may have a different charset
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        | 263 | 869 | thorn | 		require_once(WB_PATH.'/framework/functions-utf8.php');
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        | 264 | 870 | thorn | 		switch($mod_ext_charset) {
 | 
      
        | 265 |  |  | 		case 'latin1':
 | 
      
        | 266 |  |  | 		case 'cp1252':
 | 
      
        | 267 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'CP1252');
 | 
      
        | 268 |  |  | 			break;
 | 
      
        | 269 |  |  | 		case 'cp1251':
 | 
      
        | 270 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'CP1251');
 | 
      
        | 271 |  |  | 			break;
 | 
      
        | 272 |  |  | 		case 'latin2':
 | 
      
        | 273 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'ISO-8859-2');
 | 
      
        | 274 |  |  | 			break;
 | 
      
        | 275 |  |  | 		case 'hebrew':
 | 
      
        | 276 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'ISO-8859-8');
 | 
      
        | 277 |  |  | 			break;
 | 
      
        | 278 |  |  | 		case 'greek':
 | 
      
        | 279 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'ISO-8859-7');
 | 
      
        | 280 |  |  | 			break;
 | 
      
        | 281 |  |  | 		case 'latin5':
 | 
      
        | 282 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'ISO-8859-9');
 | 
      
        | 283 |  |  | 			break;
 | 
      
        | 284 |  |  | 		case 'latin7':
 | 
      
        | 285 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'ISO-8859-13');
 | 
      
        | 286 |  |  | 			break;
 | 
      
        | 287 |  |  | 		case 'utf8':
 | 
      
        | 288 |  |  | 		default:
 | 
      
        | 289 |  |  | 			$mod_text = charset_to_utf8($mod_text, 'UTF-8');
 | 
      
        | 290 |  |  | 		}
 | 
      
        | 291 | 869 | thorn | 	} else {
 | 
      
        | 292 | 552 | thorn | 	$mod_text = entities_to_umlauts($mod_text, 'UTF-8');
 | 
      
        | 293 | 869 | thorn | 	}
 | 
      
        | 294 | 777 | thorn | 	$anchor_text = $mod_text; // make an copy containing html-tags
 | 
      
        | 295 | 552 | thorn | 	$mod_text = strip_tags($mod_text);
 | 
      
        | 296 | 761 | thorn | 	$mod_text = str_replace(array('>','<','&','"',''',''',' '), array('>','<','&','"','\'','\'',"\xC2\xA0"), $mod_text);
 | 
      
        | 297 | 869 | thorn | 	$mod_text = '.'.trim($mod_text).'.';
 | 
      
        | 298 | 552 | thorn | 	// Do a fast scan over $mod_text first. This will speedup things a lot.
 | 
      
        | 299 |  |  | 	if($func_search_match == 'all') {
 | 
      
        | 300 | 761 | thorn | 		if(!is_all_matched($mod_text, $func_search_words))
 | 
      
        | 301 | 552 | thorn | 			return false;
 | 
      
        | 302 |  |  | 	}
 | 
      
        | 303 |  |  | 	elseif(!is_any_matched($mod_text, $func_search_words)) {
 | 
      
        | 304 |  |  | 		return false;
 | 
      
        | 305 |  |  | 	}
 | 
      
        | 306 | 777 | thorn | 	// search for an better anchor - this have to be done before strip_tags() (may fail if search-string contains <, &, amp, gt, lt, ...)
 | 
      
        | 307 |  |  | 	$anchor =  make_url_target($mod_page_link_target, $anchor_text, $func_search_words);
 | 
      
        | 308 | 552 | thorn | 
 | 
      
        | 309 | 761 | thorn | 	// make the link from $mod_page_link, add anchor
 | 
      
        | 310 |  |  | 	$link = "";
 | 
      
        | 311 |  |  | 	$link = page_link($mod_page_link);
 | 
      
        | 312 | 833 | thorn | 	if(strpos($mod_page_link, 'http:')===FALSE)
 | 
      
        | 313 |  |  | 		$link .= make_url_searchstring($func_search_match, $func_search_url_array);
 | 
      
        | 314 | 761 | thorn | 	$link .= $anchor;
 | 
      
        | 315 |  |  | 
 | 
      
        | 316 | 552 | thorn | 	// now get the excerpt
 | 
      
        | 317 |  |  | 	$excerpt = "";
 | 
      
        | 318 |  |  | 	$excerpt_array = array();
 | 
      
        | 319 |  |  | 	if($mod_max_excerpt_num > 0) {
 | 
      
        | 320 |  |  | 		if(!$excerpt_array = get_excerpts($mod_text, $func_search_words, $mod_max_excerpt_num)) {
 | 
      
        | 321 |  |  | 			return false;
 | 
      
        | 322 |  |  | 		}
 | 
      
        | 323 |  |  | 		$excerpt = prepare_excerpts($excerpt_array, $func_search_words, $mod_max_excerpt_num);
 | 
      
        | 324 |  |  | 	}
 | 
      
        | 325 |  |  | 
 | 
      
        | 326 | 761 | thorn | 	// handle thumbs - to deactivate this look in the module's search.php: $show_thumb (or maybe in the module's settings-page)
 | 
      
        | 327 | 552 | thorn | 	if($mod_pic_link != "") {
 | 
      
        | 328 | 761 | thorn | 		$excerpt = '<table class="excerpt_thumb" width="100%" cellspacing="0" cellpadding="0" border="0"><tbody><tr><td width="110" valign="top"><a href="'.$link.'"><img src="'.WB_URL.'/'.MEDIA_DIRECTORY.$mod_pic_link.'" alt="" /></a></td><td>'.$excerpt.'</td></tr></tbody></table>';
 | 
      
        | 329 | 552 | thorn | 	}
 | 
      
        | 330 |  |  | 
 | 
      
        | 331 |  |  | 	// print-out the excerpt
 | 
      
        | 332 |  |  | 	$vars = array();
 | 
      
        | 333 |  |  | 	$values = array();
 | 
      
        | 334 |  |  | 	list($date, $time) = get_page_modified($mod_page_modified_when);
 | 
      
        | 335 |  |  | 	list($username, $displayname) = get_page_modified_by($mod_page_modified_by, $func_users);
 | 
      
        | 336 |  |  | 	$vars = array('[LINK]', '[TITLE]', '[DESCRIPTION]', '[USERNAME]','[DISPLAY_NAME]','[DATE]','[TIME]','[TEXT_LAST_UPDATED_BY]','[TEXT_ON]','[EXCERPT]');
 | 
      
        | 337 |  |  | 	$values = array(
 | 
      
        | 338 |  |  | 		$link,
 | 
      
        | 339 |  |  | 		$mod_page_title,
 | 
      
        | 340 |  |  | 		$mod_page_description,
 | 
      
        | 341 |  |  | 		$username,
 | 
      
        | 342 |  |  | 		$displayname,
 | 
      
        | 343 |  |  | 		$date,
 | 
      
        | 344 |  |  | 		$time,
 | 
      
        | 345 |  |  | 		$TEXT['LAST_UPDATED_BY'],
 | 
      
        | 346 |  |  | 		$TEXT['ON'],
 | 
      
        | 347 |  |  | 		$excerpt
 | 
      
        | 348 |  |  | 	);
 | 
      
        | 349 |  |  | 	echo str_replace($vars, $values, $func_results_loop_string);
 | 
      
        | 350 | 761 | thorn | 	if($func_enable_flush) { // ATTN: this will bypass output-filters and may break template-layout or -filters
 | 
      
        | 351 |  |  | 		ob_flush();flush();
 | 
      
        | 352 |  |  | 	}
 | 
      
        | 353 | 552 | thorn | 	return true;
 | 
      
        | 354 |  |  | }
 | 
      
        | 355 |  |  | 
 | 
      
        | 356 | 771 | thorn | // list all files and dirs in $dir (recursive), omits '.', '..', and hidden files/dirs
 | 
      
        | 357 | 552 | thorn | // returns an array of two arrays ($files[] and $dirs[]).
 | 
      
        | 358 |  |  | // usage: list($files,$dirs) = list_files_dirs($directory);
 | 
      
        | 359 |  |  | //        $depth: get subdirs (true/false)
 | 
      
        | 360 |  |  | function list_files_dirs($dir, $depth=true, $files=array(), $dirs=array()) {
 | 
      
        | 361 |  |  | 	$dh=opendir($dir);
 | 
      
        | 362 |  |  | 	while(($file = readdir($dh)) !== false) {
 | 
      
        | 363 | 771 | thorn | 		if($file{0} == '.' || $file == '..') {
 | 
      
        | 364 | 552 | thorn | 			continue;
 | 
      
        | 365 |  |  | 		}
 | 
      
        | 366 |  |  | 		if(is_dir($dir.'/'.$file)) {
 | 
      
        | 367 |  |  | 			if($depth) {
 | 
      
        | 368 |  |  | 				$dirs[] = $dir.'/'.$file;
 | 
      
        | 369 |  |  | 				list($files, $dirs) = list_files_dirs($dir.'/'.$file, $depth, $files, $dirs);
 | 
      
        | 370 |  |  | 			}
 | 
      
        | 371 |  |  | 		} else {
 | 
      
        | 372 |  |  | 			$files[] = $dir.'/'.$file;
 | 
      
        | 373 |  |  | 		}
 | 
      
        | 374 |  |  | 	}
 | 
      
        | 375 |  |  | 	closedir($dh);
 | 
      
        | 376 |  |  | 	natcasesort($files);
 | 
      
        | 377 |  |  | 	natcasesort($dirs);
 | 
      
        | 378 |  |  | 	return(array($files, $dirs));
 | 
      
        | 379 |  |  | }
 | 
      
        | 380 |  |  | 
 | 
      
        | 381 |  |  | // keeps only wanted entries in array $files. $str have to be an eregi()-compatible regex
 | 
      
        | 382 |  |  | function clear_filelist($files, $str, $keep=true) {
 | 
      
        | 383 | 761 | thorn | 	// options: $keep = true  : remove all non-matching entries
 | 
      
        | 384 |  |  | 	//          $keep = false : remove all matching entries
 | 
      
        | 385 | 552 | thorn | 	$c_filelist = array();
 | 
      
        | 386 |  |  | 	if($str == '')
 | 
      
        | 387 |  |  | 		return $files;
 | 
      
        | 388 |  |  | 	foreach($files as $file) {
 | 
      
        | 389 |  |  | 		if($keep) {
 | 
      
        | 390 |  |  | 			if(eregi($str, $file)) {
 | 
      
        | 391 |  |  | 				$c_filelist[] = $file;
 | 
      
        | 392 |  |  | 			}
 | 
      
        | 393 |  |  | 		} else {
 | 
      
        | 394 |  |  | 			if(!eregi($str, $file)) {
 | 
      
        | 395 |  |  | 				$c_filelist[] = $file;
 | 
      
        | 396 |  |  | 			}
 | 
      
        | 397 |  |  | 		}
 | 
      
        | 398 |  |  | 	}
 | 
      
        | 399 |  |  | 	return($c_filelist);
 | 
      
        | 400 |  |  | }
 | 
      
        | 401 |  |  | 
 | 
      
        | 402 |  |  | ?>
 |