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php-phpbb/phpBB/search.php
Paul S. Owen 715a51c548 Various changes to location redirection ... please note the format and name changes 
git-svn-id: file:///svn/phpbb/trunk@1190 89ea8834-ac86-4346-8a33-228a782c2dd0
2001-10-14 18:22:32 +00:00

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<?php
/***************************************************************************
* search.php
* -------------------
* begin : Saturday, Feb 13, 2001
* copyright : (C) 2001 The phpBB Group
* email : support@phpbb.com
*
* $Id$
*
*
***************************************************************************/
/***************************************************************************
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
***************************************************************************/
/*
/* ====================================================================
* Copyright (c) 2000 Steven Haryanto. All rights reserved.
*
* KwIndex
* A PHP module to do full text indexing with MySQL database
*
* This module is released under the GNU General Public License. See:
* http://www.gnu.org/copyleft/gpl.html
*
* Version
* 0.04, Sat Dec 2 14:54:41 2000
* based on DBIx::KwIndex 0.03
*
* For documentation, support and latest version, visit:
* http://steven.haryan.to/php/KwIndex.html
*
* ====================================================================
*
*/
/*
class KwIndex {
# CONSTRUCTOR
#############
function KwIndex($args) {
# check for argument type
if (!is_array(&$args))
die("KwIndex: constructor: syntax: KwIndex(array \$args)");
# check for unknown arguments
$known_arguments = array_flip(array(
"linkid", "db_name", "hostname", "username", "password",
"index_name", "wordlist_cardinality", "doclist_cardinality",
"stoplist_cardinality", "vectorlist_cardinality",
"max_word_length", "use_persistent_connection"));
while(list($k,$v) = each($args))
if (!isset($known_arguments[$k]))
die("KwIndex: constructor: unknown argument `$k'");
# required for required arguments
if (!isset($args["db_name"]))
die("KwIndex: constructor: You must specify 'db_name'");
if (!isset($args["linkid"]) &&
(!isset($args["hostname"]) || !isset($args["username"]) ||
!isset($args["password"])))
die("KwIndex: constructor: You must either specify 'linkid' or ".
"arguments to mysql_connect ('hostname', 'username', and ".
"'password')");
# supply default values for optional arguments
if (!isset($args["index_name"]))
$args["index_name"] = "kwindex";
if (!isset($args["wordlist_cardinality"]))
$args["wordlist_cardinality"] = 100000;
if (!isset($args["stoplist_cardinality"]))
$args["stoplist_cardinality"] = 10000;
if (!isset($args["vectorlist_cardinality"]))
$args["vectorlist_cardinality"] = 100000000;
if (!isset($args["doclist_cardinality"]))
$args["doclist_cardinality"] = 1000000;
if (!isset($args["max_word_length"]))
$args["max_word_length"] = 32;
if (!isset($args["use_persistent_connection"]))
$args["use_persistent_connection"] = 1;
# set object attributes
$this->db_name = $args["db_name"];
$this->index_name = $args["index_name"];
$this->wordlist_cardinality = $args["wordlist_cardinality"];
$this->stoplist_cardinality = $args["stoplist_cardinality"];
$this->vectorlist_cardinality = $args["vectorlist_cardinality"];
$this->doclist_cardinality = $args["doclist_cardinality"];
$this->max_word_length = $args["max_word_length"];
if (!isset($args["linkid"])) {
if ($args["use_persistent_connection"]) {
$linkid = mysql_pconnect($args["hostname"], $args["username"],
$args["password"]);
} else {
$linkid = mysql_connect($args["hostname"], $args["username"],
$args["password"]);
}
if (!$linkid)
die("KwIndex: constructor: Can't connect to database: ".
mysql_error());
} else {
$linkid = $args["linkid"];
}
$this->linkid = $linkid;
$idx = $this->index_name;
if (!mysql_select_db($this->db_name, $linkid))
die("KwIndex: constructor: Can't select DB: ".
mysql_error($linkid));
if (!$this->_index_exists()) $this->_create_index();
# load stoplist as keys of array
$this->stoplist = array();
if (!($res = mysql_query("SELECT word FROM ${idx}_stoplist",
$linkid)))
die("KwIndex: constructor: Can't load stoplist: ".
mysql_error($linkid));
while($row = mysql_fetch_row($res)) {
$this->stoplist[ strtolower($row[0]) ] = 1;
}
} // constructor
# PUBLIC METHODS
################
function &document_sub($doc_ids) {
die("KwIndex: document_sub: this method must be overriden");
}
function add_document($doc_ids) {
if (!is_array(&$doc_ids))
die("KwIndex: syntax: add_document(array \$doc_ids)");
if (!sizeof(&$doc_ids)) return 1;
$wordlist = array();
# structure: ( 'word1' => [ [doc_id,freq], ... ], ... )
$doclist = array();
# format: ( doc_id => n, ... ); # n = number of words in document
# retrieve documents
####################
$docs = $this->document_sub(&$doc_ids);
if(!is_array(&$docs))
die("KwIndex: add_document: ".
"'document_sub' does not return an array");
if (sizeof(&$doc_ids) < sizeof(&$docs))
die("KwIndex: add_document: ".
"'document_sub' does not return enough documents");
if (sizeof(&$doc_ids) > sizeof(&$docs))
die("KwIndex: add_document: ".
"'document_sub' returns too many documents");
# split documents into words
############################
while(list($id, $doc) = each($docs)) {
if (!isset($doc) || !strlen($doc)) continue;
$words = $this->_split_to_words($doc);
$num_of_words = sizeof(&$words);
# note: this means that numbers, etc are counted
$doclist[$id] = $num_of_words;
# filter non-qualifying words: 1-char length, numbers, words
# that are too long
$w2 = array();
while(list($k, $v) = each($words)) {
$len = strlen($v);
$lower_v = strtolower($v);
if ($len > 1 &&
$len <= $this->max_word_length &&
preg_match("/[a-z]/", $lower_v) &&
!isset($this->stoplist[$lower_v])) ++$w2[ $lower_v ];
}
while(list($k, $v) = each($w2)) {
$lower_k = strtolower($k);
if (!isset($wordlist[$lower_k]))
$wordlist[$lower_k] = array();
array_push($wordlist[$lower_k], array($id, $v/$num_of_words));
}
}
#_debug("wordlist: ", Dumper($wordlist));
# submit to database
####################
$linkid = $this->linkid;
$idx = $this->index_name;
# lock the tables in case some other process remove a certain word
# between step 0 and 1 and 2 and 3
if(!mysql_query("LOCK TABLES ${idx}_doclist WRITE, ".
"${idx}_vectorlist WRITE, ".
"${idx}_wordlist WRITE",
$linkid)) {
$this->ERROR = "Can't lock tables when adding documents: ".
mysql_error($linkid);
return;
}
# 0
# add the docs first
#_debug( "doclist = ", Dumper($doclist));
while(list($k,$v) = each($doclist)) {
if(!mysql_query("REPLACE INTO ${idx}_doclist (id,n) VALUES (".
"'".(addslashes($k))."'".
",".
"'".(addslashes($v))."'".
")",
$linkid)) {
$this->ERROR = "Can't add doc id=`$_' to doclist: ".
mysql_error($linkid);
mysql_query("UNLOCK TABLES", $linkid);
return;
}
}
# 1
# and then add the words
while(list($k,$v) = each($wordlist)) {
if(!mysql_query("INSERT IGNORE INTO ${idx}_wordlist (word) ".
"VALUES (".
"'".(addslashes($k))."'".
")",
$linkid)) {
$this->ERROR = "Can't add word `$k' to wordlist: ".
mysql_error($linkid);
mysql_query("UNLOCK TABLES", $linkid);
return;
}
}
# 2
# get the resulting word ids
$word_ids = array();
$e_wordlist = array();
reset($wordlist);
while(list($k,$v) = each($wordlist))
array_push($e_wordlist, "'".addslashes($k)."'");
if (sizeof(&$wordlist)) {
if(!($res = mysql_query("SELECT id,word FROM ${idx}_wordlist ".
"WHERE word IN (".
join(',', $e_wordlist).
")",
$linkid))) {
$this->ERROR = "Can't get data from wordlist: ".
mysql_error($linkid);
mysql_query('UNLOCK TABLES', $linkid);
return;
}
while($row = mysql_fetch_row($res)) {
#echo "row = ", Dumper($row), "<br>\n";
$word_ids[ $row[1] ] = $row[0];
}
}
# 3
# now add the vectors
#_debug("word_ids = ", Dumper($word_ids));
reset($wordlist);
while (list($word, $hitlist) = each($wordlist)) {
while(list($i, $hit) = each($hitlist)) {
#echo "adding word=$word, hit = ($hit[0], $hit[1])<br>\n";
if(!mysql_query("INSERT INTO ${idx}_vectorlist (wid,did,f)".
"VALUES (".
("'".addslashes($word_ids[$word]))."',".
("'".addslashes($hit[0]))."',".
("'".addslashes($hit[1]))."')",
$linkid)) {
$this->ERROR = "Can't add to vectorlist: ".
mysql_error($linkid);
mysql_query('UNLOCK TABLES', $linkid);
return;
}
}
}
# if all goes well, return TRUE
mysql_query('UNLOCK TABLES', $linkid);
return 1;
}
function remove_document($doc_ids) {
if (!is_array(&$doc_ids))
die("KwIndex: syntax: remove_document(array \$doc_ids)");
if (!sizeof(&$doc_ids)) return 1;
$linkid = $this->linkid;
$idx = $this->index_name;
if(!mysql_query("LOCK TABLES ${idx}_doclist WRITE, ".
"${idx}_vectorlist WRITE",
$linkid)) {
$this->ERROR = "Can't lock tables when removing documents: ".
mysql_error($linkid);
return;
}
if(!mysql_query("DELETE FROM ${idx}_doclist WHERE id IN (".
join(',', $doc_ids).")",
$linkid)) {
$this->ERROR = "Can't delete from doclist: ".
mysql_error($linkid);
mysql_query('UNLOCK TABLES', $linkid);
return;
}
if(!mysql_query("DELETE FROM ${idx}_vectorlist WHERE did IN (".
join(',', $doc_ids).")",
$linkid)) {
$this->ERROR = "Can't delete from vectorlist: ".
mysql_error($linkid);
mysql_query('UNLOCK TABLES', $linkid);
return;
}
# if all goes well, return TRUE
mysql_query("UNLOCK TABLES", $linkid);
return 1;
}
function update_document($doc_ids) {
if (!is_array(&$doc_ids))
die("KwIndex: syntax: update_document(array \$doc_ids)");
if (!sizeof(&$doc_ids)) return 1;
return $this->remove_document(&$doc_ids) &&
$this->add_document(&$doc_ids);
}
# find all words that are contained in at least $k % of all documents
function &common_word($k = 80) {
$linkid = $this->linkid;
$idx = $this->index_name;
# first select the number of documents
$num = $this->document_count();
if ($num == -1) {
$this->ERROR = "Can't retrieve the number of documents: ".
mysql_error($linkid);
return;
}
# get the statistics from vectorlist
if(!($res1 = mysql_query("SELECT wid,COUNT(*)/$num as k FROM
${idx}_vectorlist GROUP BY wid HAVING k>=".
($k/100),
$linkid))) {
$this->ERROR = "Can't retrieve common words: ".
mysql_error($linkid);
return;
}
$wids = array();
while($row = mysql_fetch_row($res1)) array_push($wids, $row[0]);
# convert it to word by consulting the wordlist table
$words = array();
if (sizeof(&$wids)) {
if (!($res2 = mysql_query("SELECT word FROM ${idx}_wordlist ".
"WHERE id IN (".join(',', $wids).
")",
$linkid))) {
$this->ERROR = "Can't retrieve common words: ".
mysql_error($linkid);
return;
}
while($row = mysql_fetch_row($res2))
array_push($words, $row[0]);
}
return $words;
}
# find all words that are not contained in all documents (vectorlist)
# XXX not yet written
function &orphan_word() {
return array();
}
# remove words from index
function remove_word($words) {
if (!is_array(&$words))
die("KwIndex: syntax: remove_word(array \$words)");
$linkid = $this->linkid;
$idx = $this->index_name;
if(!mysql_query("LOCK TABLES ${idx}_wordlist WRITE, ".
"${idx}_vectorlist WRITE",
$linkid)) {
$this->ERROR = "Can't lock tables when removing words: ".
mysql_error($linkid);
return;
}
$e_words = array();
while(list($k,$v) = each($words))
array_push($e_words, "'".addslashes(strtolower($v))."'");
# retrieve word ids
if(!($res0 = mysql_query("SELECT id FROM ${idx}_wordlist WHERE ".
"word IN (".join(',', $e_words).")",
$linkid))) {
$this->ERROR = "Can't delete from wordlist: ".
mysql_error($linkid);
mysql_query('UNLOCK TABLES', $linkid);
return;
}
$word_ids = array();
while($row = mysql_fetch_row($res0))
array_push($word_ids, $row[0]);
$word_ids = join(',', $word_ids); # we'll make it a string
if (!strlen($word_ids)) return 1;
# delete from wordlist
if(!mysql_query("DELETE FROM ${idx}_wordlist WHERE id IN ".
"($word_ids)",
$linkid)) {
$this->ERROR = "Can't delete from wordlist: ".
mysql_error($linkid);
mysql_query("UNLOCK TABLES", $linkid);
return;
}
if(!mysql_query("DELETE FROM ${idx}_vectorlist WHERE wid IN ".
"($word_ids)", $linkid)) {
$this->ERROR = "Can't delete from vectorlist: ".
mysql_error($linkid);
mysql_query("UNLOCK TABLES", $linkid);
return;
}
return 1;
}
# add stop words. note: you must manually delete previously indexed
# words with delete_word()
function add_stop_word($words) {
if (!is_array(&$words))
die("KwIndex: syntax: add_stop_word(array words)");
if (!sizeof(&$words)) return 1;
$linkid = $this->linkid;
$idx = $this->index_name;
while(list($k, $v) = each($words)) {
$lv = strtolower($v);
if(!mysql_query("REPLACE INTO ${idx}_stoplist (word) VALUES (".
("'".addslashes($lv)."'").
")", $linkid)) {
$this->ERROR = "Can't add to stoplist: ".
mysql_error($linkid);
return;
}
$this->stoplist[ $lv ] = 1;
}
return 1;
}
# remove stop words from index
function remove_stop_word($words) {
if (!is_array(&$words))
die("KwIndex: syntax: remove_stop_word(array words)");
if (!sizeof(&$words)) return 1;
$linkid = $this->linkid;
$idx = $this->index_name;
$e_words = array();
while(list($k,$v) = each($words))
array_push($e_words, "'".addslashes(strtolower($v))."'");
if(!mysql_query("DELETE FROM ${idx}_stoplist WHERE word IN (".
join(',', $e_words).")",
$linkid)) {
$this->ERROR = "Can't delete from stoplist: ".
mysql_error($linkid);
return;
}
while(list($k,$v) = each($words))
unset($this->stoplist[ strtolower($v) ]);
return 1;
}
function is_stop_word($word) {
return isset($this->stoplist[ strtolower($word) ]);
}
function &_search_or_match_count($is_count, &$args) {
if (!isset($args["words"]))
die("KwIndex: search: option 'words' must be defined");
$linkid = $this->linkid;
$idx = $this->index_name;
# split the words if we are offered a single string/not array
# (assume it's a phrase)
$words = array();
if (is_array(&$args["words"])) {
$words = $args["words"];
} else {
$words = $this->_split_to_words($args["words"]);
}
# delete duplicate words, convert them all to lowercase
$hashwords = array();
while(list($k,$v) = each($words)) $hashwords[ strtolower($v) ] = 1;
$words = array_keys(&$hashwords);
if (!sizeof(&$words)) {
if ($is_count) {
return 0;
} else {
return array();
}
}
# first we retrieve the word ids
$op = $args["re"] ? 'REGEXP':'LIKE';
$bool = isset($args['boolean']) && $args['boolean'] &&
strtoupper($args['boolean']) == 'AND' ? 'AND':'OR';
$op_phrases = array();
while(list($k,$v) = each($words))
array_push($op_phrases, "word $op '".addslashes($v)."'");
if (!($res0 = mysql_query("SELECT id FROM ${idx}_wordlist WHERE ".
join(' OR ', $op_phrases),
$linkid))) {
$this->ERROR = "Can't retrieve word ids: ".mysql_error($linkid);
return;
}
$word_ids = array();
while($row = mysql_fetch_row($res0)) array_push($word_ids, $row[0]);
if (!sizeof(&$word_ids) ||
($bool == 'AND' && sizeof(&$word_ids) < sizeof(&$words))) {
if ($is_count) {
return 0;
} else {
return array();
}
}
# and then we search the vectorlist
$can_optimize=0;
$stmt = '';
if ($is_count) {
if ($bool == 'AND' && !$args['re']) {
$stmt = 'SELECT did,count(wid) as c '.
"FROM ${idx}_vectorlist WHERE wid IN (".
join(',',$word_ids).
") ".
"GROUP BY did ".
"HAVING c >= ".sizeof(&$word_ids);
} else {
$can_optimize=1;
$stmt = "SELECT COUNT(DISTINCT did) ".
"FROM ${idx}_vectorlist WHERE wid IN (".
join(',',$word_ids).
")";
}
} else { // ! $is_count
$stmt = "SELECT did, count(wid) as c, avg(f) as a, ".
"count(wid)*count(wid)*count(wid)*avg(f) as ca ".
"FROM ${idx}_vectorlist WHERE wid IN (".
join(',',$word_ids).
") ".
"GROUP BY did ".
($bool == 'AND' && !$args['re'] ?
"HAVING c >= ".sizeof(&$word_ids):'').
" ORDER BY ca DESC ".
(isset($args['num']) ? "LIMIT " . (isset($args['start']) ?
(($args['start'] - 1).",".$args['num']) : $args['num'])
:'');
}
_debug("search SQL: ", $stmt);
if(!($res = mysql_query($stmt, $linkid))) {
$this->ERROR = "Can't search vectorlist: ".mysql_error($linkid);
return;
}
if ($is_count) {
if ($can_optimize) {
$row = mysql_fetch_row($res);
return $row[0];
} else {
return mysql_num_rows($res);
}
} else { // ! $is_count
$doc_ids = array();
while($row = mysql_fetch_row($res)) array_push($doc_ids, $row[0]);
return $doc_ids;
}
}
function &search($args) {
return $this->_search_or_match_count(0, &$args);
}
function &match_count($args) {
return $this->_search_or_match_count(1, &$args);
}
function remove_index() {
$linkid = $this->linkid;
$idx = $this->index_name;
if(!mysql_query("DROP TABLE IF EXISTS ${idx}_wordlist", $linkid)) {
$this->ERROR = "Can't remove table ${idx}_wordlist: ".
mysql_error($linkid);
return;
}
if(!mysql_query("DROP TABLE IF EXISTS ${idx}_doclist", $linkid)) {
$this->ERROR = "Can't remove table ${idx}_doclist: ".
mysql_error($linkid);
return;
}
if(!mysql_query("DROP TABLE IF EXISTS ${idx}_vectorlist", $linkid)) {
$this->ERROR = "Can't remove table ${idx}_vectorlist: ".
mysql_error($linkid);
return;
}
if(!mysql_query("DROP TABLE IF EXISTS ${idx}_stoplist", $linkid)) {
$this->ERROR = "Can't remove table ${idx}_stoplist: ".
mysql_error($linkid);
return;
}
return 1;
}
function empty_index() {
return $this->remove_index() && $this->_create_index();
}
# number of documents in the collection
function document_count() {
$linkid = $this->linkid;
$idx = $this->index_name;
if (!($res = mysql_query("SELECT COUNT(*) FROM ${idx}_doclist",
$linkid))) return;
$row = mysql_fetch_row($res);
return $row[0];
}
# number of unique words
function word_count() {
$linkid = $this->linkid;
$idx = $this->index_name;
if (!($res = mysql_query("SELECT COUNT(*) FROM ${idx}_wordlist",
$linkid))) return;
$row = mysql_fetch_row($res);
return $row[0];
}
# PRIVATE METHODS
#################
function &_split_to_words($str) {
preg_match_all("/\b(\w[\w']*\w+|\w+)\b/", $str, $matches);
return $matches[1];
}
function _create_index() {
$linkid = $this->linkid;
$idx = $this->index_name;
$stmt = '';
# drop previous tables, if they exist
if (!$this->remove_index()) return;
# create doclist table
$stmt = "CREATE TABLE ${idx}_doclist " .
'(id ' . $this->_int_column_type($this->doclist_cardinality).
' AUTO_INCREMENT PRIMARY KEY, ' .
' n ' . $this->_int_column_type($this->wordlist_cardinality).
' NOT NULL'.
')';
if (!mysql_query($stmt, $linkid))
die("KwIndex: Can't create table ${idx}_doclist: ".
mysql_error($linkid));
# create wordlist table
$stmt = "CREATE TABLE ${idx}_wordlist " .
'(id ' . $this->_int_column_type($this->wordlist_cardinality) .
' AUTO_INCREMENT PRIMARY KEY, ' .
" word VARCHAR($this->max_word_length)" .
' BINARY NOT NULL, ' .
"UNIQUE (word) " .
')';
if(!mysql_query($stmt, $linkid))
die("KwIndex: Can't create table ${idx}_wordlist: ".
mysql_error($linkid));
# create stoplist table
$stmt = "CREATE TABLE ${idx}_stoplist " .
'(id ' . $this->_int_column_type($this->wordlist_cardinality).
' AUTO_INCREMENT PRIMARY KEY, ' .
" word VARCHAR($this->max_word_length)" .
' BINARY NOT NULL, ' .
"UNIQUE (word) " .
')';
if (!mysql_query($stmt, $linkid))
die("KwIndex: Can't create table ${idx}_stoplist: ".
mysql_error($linkid));
# create vectorlist table
$stmt = "CREATE TABLE ${idx}_vectorlist " .
'(wid '. $this->_int_column_type($this->wordlist_cardinality).
' NOT NULL, ' .
'did '. $this->_int_column_type($this->doclist_cardinality).
' NOT NULL, '.
'UNIQUE (wid,did), '.
'f FLOAT(10,4) NOT NULL'.
')';
if (!mysql_query($stmt, $linkid)) {
die("KwIndex: Can't create table ${idx}_stoplist: ".
mysql_error($linkid));
}
$this->stoplist = array();
return 1;
}
function _int_column_type($cardinality) {
if ($cardinality >= 16*1024*1024) return 'INT UNSIGNED';
if ($cardinality >= 64*1024) return 'MEDIUMINT UNSIGNED';
if ($cardinality >= 256) return 'SMALLINT UNSIGNED';
return 'TINYINT UNSIGNED';
}
function &_index_tables() {
$idx = $this->index_name;
$tables = array(
"${idx}_doclist",
"${idx}_wordlist",
"${idx}_vectorlist",
"${idx}_stoplist");
return $tables;
}
function _index_exists() {
$linkid = $this->linkid;
$idx = $this->index_name;
if (!($res = mysql_list_tables($this->db_name, $linkid)))
die("Can't list table: ".mysql_error($linkid));
$existing_tables = array();
$i = 0;
while ($i < mysql_num_rows($res)) {
$existing_tables[ mysql_tablename($res, $i) ] = 1;
$i++;
}
$index_tables = $this->_index_tables();
while(list($k,$v) = each($index_tables)) {
if (!isset($existing_tables[$v])) return 0;
}
return 1;
}
} // class
*/
//
// Massive overhaul for phpBB2, originally based on search code
// I knocked together for my own website
//
// PSO : 2001
//
$phpbb_root_path = "./";
include($phpbb_root_path . 'extension.inc');
include($phpbb_root_path . 'common.'.$phpEx);
include($phpbb_root_path . 'includes/bbcode.'.$phpEx);
// -----------------------
// Page specific functions
//
function gensearch_sql($searchstring, $override_all = 0)
{
$searchchars = array("'[\s]+'", "'\/'", "';'", "'@'", "'#'", "'_'", "'|'", "'<27>'", "'\*'");
$replacechars = array(" ", "", "", "", " ", "", "", " ", "", "%");
$searchstring = trim(preg_replace($searchchars, $replacechars, strip_tags($searchstring)));
//
// Here could go a file containing words to ignore,
// eg. common words such as the, a, to, etc. or
// specific words which should not be search on
//
// This is what I actually use on the Typhoon site. The
// complicated thing here is that on my site I maintain
// a cleaned out version of all stories with these words removed
// What could be done here is that all non-phrased search
// words are matched against words to exclude, removing
// the possibility of missed matches on certain phrases.
//
$words = split(" ", strtolower($searchstring));
$phrase = false;
$j = 0;
for($i = 0; $i < count($words); $i++)
{
//
// First see if we've got a single word enclosed in quotes. If so remove
// quotes and store word
//
// Next see if we've got an opening quote if we do then we assume a phrase is
// being entered so store first word (if any) and set $phrase to true
//
// Next check if we've got a closing quote if so end phrase input
//
// Finally store any other word (checking to see if phrase is true (if so
// store word in the same array position as previous word matches)
//
if(preg_match("/^([\+\-]*)\"(.*?)\"/", $words[$i], $word))
{
$is_phrase[$j] = true;
$searchwords[$j] = $word[2];
if($word[1] == "+" || $word[1] == "-")
{
$searchwords[$j] = $word[1] . $searchwords[$j];
}
$j++;
}
elseif(preg_match("/^(.*?)\"$/", $words[$i], $word))
{
$phrase = false;
$searchwords[$j] .= " " . $word[1];
$j++;
}
elseif(preg_match("/^([\+\-]*)\"(.*?)$/", $words[$i], $word) && !$override_all)
{
$phrase = true;
$is_phrase[$j] = true;
$searchwords[$j] = trim($word[2]);
if($word[1] == "+" || $word[1] == "-")
{
$searchwords[$j] = $word[1] . $searchwords[$j];
}
}
else
{
if($phrase)
{
$searchwords[$j] .= " " . $words[$i];
}
else
{
$searchwords[$j] = $words[$i];
$j++;
}
}
}
if(!$override_all)
{
$i = 0;
$searchtype = "OR";
$bin_and = $bin_not = $bin_or = false;
while($i < count($searchwords))
{
if($searchwords[$i] == "and" || $searchwords[$i] == "+")
{
$searchtype = "AND";
$bin_and = true;
$i++;
}
elseif(ereg("\+", $searchwords[$i]))
{
$searchwords[$i] = ereg_replace("(\+)", "", $searchwords[$i]);
$searchtype = "AND";
$bin_and = true;
}
elseif($searchwords[$i] == "not" || $searchwords[$i] == "-")
{
$searchtype = "NOT";
$bin_not = true;
$i++;
}
elseif(ereg("\-", $searchwords[$i]))
{
$searchwords[$i] = ereg_replace("(\-)", "", $searchwords[$i]);
$searchtype = "NOT";
$bin_not = true;
}
else
{
$searchtype = "OR";
$bin_or = true;
}
$searchwords[$i] = ereg_replace("(\+|\-)", "", $searchwords[$i]);
$searchforwords[] = trim($searchwords[$i]);
if( trim($searchwords[$i]) )
{
$searchlist_isphrase[$searchtype][] = $is_phrase[$i];
$searchlistandtype[$searchtype][] = trim($searchwords[$i]);
}
$i++;
}
if($bin_or)
{
$binsearchtype[] = "OR";
}
if($bin_and)
{
$binsearchtype[] = "AND";
}
if($bin_not)
{
$binsearchtype[] = "NOT";
}
//
// Search for words (OR AND and NOT arrays)
//
$searchstring = "";
for($i = 0; $i < count($binsearchtype); $i++)
{
if($binsearchtype[$i] == "AND" && count($searchlistandtype["AND"]))
{
if($i > 0)
{
$searchstring .= ") AND (";
}
for($j = 0; $j < count($searchlistandtype["AND"]); $j++)
{
if($j != 0)
{
$searchstring .= " AND ";
}
$findword = $searchlistandtype["AND"][$j];
$searchstring .= " ( pt.post_text LIKE '$findword')";
}// OR pt.post_text LIKE '$findword %' OR pt.post_text LIKE '% $findword'
}
elseif($binsearchtype[$i] == "OR" && count($searchlistandtype["OR"]))
{
if($i > 0)
{
$searchstring .= ") AND (";
}
for($j = 0; $j < count($searchlistandtype["OR"]); $j++)
{
if($j != 0)
{
$searchstring .= " OR ";
}
$findword = $searchlistandtype["OR"][$j];
$searchstring .= " ( pt.post_text LIKE '$findword' )";
}// OR pt.post_text LIKE '$findword %' OR pt.post_text LIKE '% $findword'
}
elseif($binsearchtype[$i] == "NOT" && count($searchlistandtype["NOT"]))
{
if($i > 0)
{
$searchstring .= ") AND (";
}
for($j = 0; $j < count($searchlistandtype["NOT"]); $j++)
{
if($j != 0)
{
$searchstring .= " AND ";
}
$findword = $searchlistandtype["NOT"][$j];
$searchstring .= " ( pt.post_text NOT LIKE '% $findword %' AND pt.post_text NOT LIKE '$findword %' AND pt.post_text NOT LIKE '% $findword' AND pt.post_text NOT LIKE '$findword' ) ";
}//
}
}
}
else
{
$searchstring = "";
$i = 0;
while($i < count($searchwords))
{
$searchwords[$i] = eregi_replace("(\+)|(\-)|(^and$)|(^or$)|(^not$)|(\")|( )", "", $searchwords[$i]);
if($i > 0 && $i < count($searchwords) && $searchwords[$i] != "")
{
$searchstring .= " AND ";
}
if($searchwords[$i] != "")
{
$searchstring .= "( pt.post_text LIKE '%".$searchwords[$i]."%' )";
$searchforwords[] = trim($searchwords[$i]);
}
$i++;
}
}
$searchstring = "( $searchstring )";
$searchdata[0] = $searchstring;
for($i = 0; $i < count($searchforwords); $i++)
{
$searchdata[$i+1] = $searchforwords[$i];
}
return $searchdata;
}
//
// End of functions defns
// ----------------------
//
// Start session management
//
$userdata = session_pagestart($user_ip, PAGE_SEARCH, $session_length);
init_userprefs($userdata);
//
// End session management
//
//
// Define initial vars
//
if( isset($HTTP_POST_VARS['mode']) || isset($HTTP_GET_VARS['mode']) )
{
$mode = ( isset($HTTP_POST_VARS['mode']) ) ? $HTTP_POST_VARS['mode'] : $HTTP_GET_VARS['mode'];
}
else
{
$mode = "";
}
if( isset($HTTP_POST_VARS['search_keywords']) || isset($HTTP_GET_VARS['search_keywords']) )
{
$query_keywords = ( isset($HTTP_POST_VARS['search_keywords']) ) ? $HTTP_POST_VARS['search_keywords'] : $HTTP_GET_VARS['search_keywords'];
}
else
{
$query_keywords = "";
}
if( isset($HTTP_POST_VARS['search_author']) || isset($HTTP_GET_VARS['search_author']) )
{
$query_author = ( isset($HTTP_POST_VARS['search_author']) ) ? $HTTP_POST_VARS['search_author'] : $HTTP_GET_VARS['search_author'];
}
else
{
$query_author = "";
}
$search_id = ( isset($HTTP_GET_VARS['search_id']) ) ? $HTTP_GET_VARS['search_id'] : "";
if( isset($HTTP_POST_VARS['addterms']) )
{
$search_all_terms = ( $HTTP_POST_VARS['addterms'] == "all" ) ? 1 : 0;
}
else if( isset($HTTP_GET_VARS['addterms']) )
{
$search_all_terms = ( $HTTP_GET_VARS['addterms'] == "all" ) ? 1 : 0;
}
else
{
$search_all_terms = 0;
}
if( isset($HTTP_POST_VARS['charsreqd']) || isset($HTTP_GET_VARS['charsreqd']) )
{
$return_chars = ( isset($HTTP_POST_VARS['charsreqd']) ) ? intval($HTTP_POST_VARS['charsreqd']) : intval($HTTP_GET_VARS['charsreqd']);
if( $return_chars == "all" )
{
$return_chars = -1;
}
}
else
{
$return_chars = 200;
}
if( isset($HTTP_POST_VARS['searchcat']) || isset($HTTP_GET_VARS['searchcat']) )
{
$search_cat = ( isset($HTTP_POST_VARS['searchcat']) ) ? intval($HTTP_POST_VARS['searchcat']) : intval($HTTP_GET_VARS['searchcat']);
}
else
{
$search_cat = "all";
}
if( isset($HTTP_POST_VARS['searchforum']) || isset($HTTP_GET_VARS['searchforum']) )
{
$search_forum = ( isset($HTTP_POST_VARS['searchforum']) ) ? intval($HTTP_POST_VARS['searchforum']) : intval($HTTP_GET_VARS['searchforum']);
}
else
{
$search_forum = "all";
}
if( isset($HTTP_POST_VARS['sortby']) || isset($HTTP_GET_VARS['sortby']) )
{
$sortby = (isset($HTTP_POST_VARS['sortby'])) ? intval($HTTP_POST_VARS['sortby']) : intval($HTTP_GET_VARS['sortby']);
}
else
{
$sortby = 0;
}
if( isset($HTTP_POST_VARS['sortdir']) || isset($HTTP_GET_VARS['sortdir']) )
{
$sortby_dir = (isset($HTTP_POST_VARS['sortdir'])) ? $HTTP_POST_VARS['sortdir'] : $HTTP_GET_VARS['sortdir'];
}
else
{
$sortby_dir = "DESC";
}
if( isset($HTTP_POST_VARS['showresults']) || isset($HTTP_GET_VARS['showresults']) )
{
$show_results = (isset($HTTP_POST_VARS['showresults'])) ? $HTTP_POST_VARS['showresults'] : $HTTP_GET_VARS['showresults'];
}
else
{
$show_results = "posts";
}
if(!empty($HTTP_POST_VARS['resultdays']) )
{
$search_time = time() - ( $HTTP_POST_VARS['resultdays'] * 86400 );
}
else
{
$search_time = 0;
}
$start = ( isset($HTTP_GET_VARS['start']) ) ? $HTTP_GET_VARS['start'] : 0;
//
// Define some globally used data
//
$sortby_types = array("Post Time", "Post Subject", "Topic Title", "Author Name", "Forum");
$sortby_sql = array("p.post_time", "pt.post_subject", "t.topic_title", "u.username", "f.forum_id");
//
// Begin core code
//
if( $query_keywords != "" || $query_author != "" || $search_id )
{
if( $query_keywords != "" || $query_author != "" || $search_id == "newposts" )
{
if( $search_id == "newposts" )
{
$show_results = "topics";
$search_time = $userdata['session_last_visit'];
$sortby = 0;
$sortby_dir = "DESC";
}
//
// Start building appropriate SQL query
//
$sql_fields = ( $show_results == "posts") ? "pt.post_text, pt.post_subject, p.*, f.forum_name, t.*, u.username, u.user_id, u.user_sig" : "f.forum_id, f.forum_name, t.*, u.username, u.user_id, u2.username as user2, u2.user_id as id2, p.post_time, p.post_username" ;
$sql_from = ( $show_results == "posts") ? FORUMS_TABLE . " f, " . TOPICS_TABLE . " t, " . USERS_TABLE . " u, " . POSTS_TABLE . " p, " . POSTS_TEXT_TABLE . " pt" : FORUMS_TABLE . " f, " . TOPICS_TABLE . " t, " . USERS_TABLE . " u, " . POSTS_TABLE . " p, " . POSTS_TEXT_TABLE . " pt, " . POSTS_TABLE . " p2, " . USERS_TABLE . " u2";
$sql_where = ( $show_results == "posts") ? "pt.post_id = p.post_id AND f.forum_id = p.forum_id AND p.topic_id = t.topic_id AND p.poster_id = u.user_id" : "pt.post_id = p.post_id AND f.forum_id = p.forum_id AND t.topic_id = p.topic_id AND u.user_id = t.topic_poster AND p2.post_id = t.topic_last_post_id AND u2.user_id = p2.poster_id";
//
// If user is logged in then we'll
// check to see which (if any) private
// forums they are allowed to view and
// include them in the search.
//
// If not logged in we explicitly prevent
// searching of private forums
//
if( $query_keywords != "" || $query_author != "" || $search_id == "newposts" )
{
$search_sql = "";
if($query_keywords != "")
{
$searchdata = gensearch_sql($query_keywords, $search_all_terms);
$search_sql = $searchdata[0];
}
if($query_author != "")
{
$search_sql = preg_replace("/\(\)/", "", $search_sql);
$query_author = preg_replace("/\*/", "%", $query_author);
if( $show_results == "posts" )
{
$search_sql .= ( $search_sql == "" ) ? "u.username LIKE '$query_author' " : " AND u.username LIKE '$query_author' ";
}
else
{
$search_sql .= ( $search_sql == "" ) ? "us.username LIKE '$query_author' AND us.user_id = p.poster_id " : " AND us.username LIKE '$query_author' AND us.user_id = p.poster_id ";
$sql_from .= ", " . USERS_TABLE . " us ";
}
}
if( !ereg("\([ ]*\)", $search_sql) || $search_id == "newposts" )
{
$sql = "SELECT $sql_fields
FROM $sql_from ";
$sql .= ( $search_id == "newposts" ) ? "WHERE $sql_where" : "WHERE $search_sql AND $sql_where";
if( $search_forum != "all" )
{
$is_auth = auth(AUTH_READ, $search_forum, $userdata);
if( !$is_auth['auth_read'] )
{
message_die(GENERAL_MESSAGE, $lang['No_search_match']);
}
else
{
$sql .= " AND f.forum_id = $search_forum";
}
}
else
{
$is_auth_ary = auth(AUTH_READ, AUTH_LIST_ALL, $userdata);
if( $search_cat != "all" )
{
$sql .= " AND f.cat_id = $search_cat";
}
$ignore_forum_sql = "";
while( list($key, $value) = each($is_auth_ary) )
{
if( !$value['auth_read'] )
{
if( $ignore_forum_sql != "" )
{
$ignore_forum_sql = ", ";
}
$ignore_forum_sql = $key;
}
}
if( $ignore_forum_sql != "" )
{
$sql .= " AND f.forum_id NOT IN ($ignore_forum_sql) ";
}
}
if( $search_time )
{
$sql .= " AND p.post_time >= $search_time ";
}
if( $show_results != "posts")
{
$sql .= " GROUP BY t.topic_id ";
}
$sql .= " ORDER BY " . $sortby_sql[$sortby] . " $sortby_dir";
if( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, "Couldn't obtain search results", "", __LINE__, __FILE__, $sql);
}
$searchset = $db->sql_fetchrowset($result);
//
// Clean up search results table
//
$sql = "SELECT session_id
FROM " . SESSIONS_TABLE;
if( $result = $db->sql_query($sql) )
{
$delete_search_id_sql = "";
while( $row = $db->sql_fetchrow($result) )
{
if( $delete_search_id_sql != "" )
{
$delete_search_id_sql .= ", ";
}
$delete_search_id_sql .= "'" . $row['session_id'] . "'";
}
if( $delete_search_id_sql != "" )
{
$sql = "DELETE FROM " . SEARCH_TABLE . "
WHERE session_id NOT IN ($delete_search_id_sql)";
if( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, "Couldn't delete old search id sessions", "", __LINE__, __FILE__, $sql);
}
}
}
//
// Store new result data
//
if( count($searchset) )
{
$search_results = "";
for($i = 0; $i < count($searchset); $i++)
{
if( $show_results == "posts")
{
$search_results .= ($search_results != "") ? ", " . $searchset[$i]['post_id'] : $searchset[$i]['post_id'];
}
else
{
$search_results .= ($search_results != "") ? ", " . $searchset[$i]['topic_id'] : $searchset[$i]['topic_id'];
}
}
//
// Combine both results and search data (apart from original query)
// so we can serialize it and place it in the DB
//
$store_search_data = array();
$store_search_data['results'] = $search_results;
$store_search_data['data'] = $searchdata;
$store_search_data['data'][0] = "";
$result_array = serialize($store_search_data);
unset($store_search_data);
unset($search_results);
mt_srand ((double) microtime() * 1000000);
$search_id = mt_rand();
$sql = "UPDATE " . SEARCH_TABLE . "
SET search_id = $search_id, search_array = '$result_array'
WHERE session_id = '" . $userdata['session_id'] . "'";
$result = $db->sql_query($sql);
if( !$result || !$db->sql_affectedrows() )
{
$sql = "INSERT INTO " . SEARCH_TABLE . " (search_id, session_id, search_array)
VALUES($search_id, '" . $userdata['session_id'] . "', '$result_array')";
if( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, "Couldn't insert search results", "", __LINE__, __FILE__, $sql);
}
}
}
else
{
message_die(GENERAL_MESSAGE, $lang['No_search_match']);
}
}
}
}
else
{
$search_id = $HTTP_GET_VARS['search_id'];
$sql = "SELECT search_array
FROM " . SEARCH_TABLE . "
WHERE search_id = '$search_id'
AND session_id = '". $userdata['session_id'] . "'";
if( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, "Couldn't obtain search results", "", __LINE__, __FILE__, $sql);
}
if( $db->sql_numrows($result) )
{
$row = $db->sql_fetchrow($result);
$row = unserialize($row['search_array']);
$search_results = $row['results'];
$searchdata = $row['data'];
if( $show_results == "posts")
{
$sql = "SELECT pt.post_text, pt.post_subject, p.*, f.forum_name, t.*, u.username, u.user_id, u.user_sig
FROM " . FORUMS_TABLE . " f, " . TOPICS_TABLE . " t, " . USERS_TABLE . " u, " . POSTS_TABLE . " p, " . POSTS_TEXT_TABLE . " pt
WHERE pt.post_id = p.post_id
AND f.forum_id = p.forum_id
AND p.topic_id = t.topic_id
AND p.poster_id = u.user_id
AND p.post_id IN ($search_results)";
}
else
{
$sql = "SELECT t.*, f.forum_id, f.forum_name, u.username, u.user_id, u2.username as user2, u2.user_id as id2, p.post_time, p.post_username
FROM " . TOPICS_TABLE . " t, " . FORUMS_TABLE . " f, " . USERS_TABLE . " u, " . USERS_TABLE . " u2, " . POSTS_TABLE . " p
WHERE t.topic_id IN ($search_results)
AND f.forum_id = t.forum_id
AND u.user_id = t.topic_poster
AND p.post_id = t.topic_last_post_id
AND p.poster_id = u2.user_id";
}
$sql .= " ORDER BY " . $sortby_sql[$sortby] . " $sortby_dir";
if( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, "Couldn't obtain search results", "", __LINE__, __FILE__, $sql);
}
$searchset = $db->sql_fetchrowset($result);
}
else
{
header("Location: " . append_sid("search.$phpEx", true));
}
}
if( count($searchset) )
{
//
// Output header
//
$page_title = $lang['Search'];
include($phpbb_root_path . 'includes/page_header.'.$phpEx);
//
// Define censored word matches
//
$orig_word = array();
$replacement_word = array();
obtain_word_list($orig_word, $replacement_word);
if( $showresults == "posts" )
{
$template->set_filenames(array(
"body" => "search_results_posts.tpl",
"jumpbox" => "jumpbox.tpl")
);
}
else
{
$template->set_filenames(array(
"body" => "search_results_topics.tpl",
"jumpbox" => "jumpbox.tpl")
);
}
$jumpbox = make_jumpbox();
$template->assign_vars(array(
"L_GO" => $lang['Go'],
"L_JUMP_TO" => $lang['Jump_to'],
"L_SELECT_FORUM" => $lang['Select_forum'],
"S_JUMPBOX_LIST" => $jumpbox,
"S_JUMPBOX_ACTION" => append_sid("viewforum.$phpEx"))
);
$template->assign_var_from_handle("JUMPBOX", "jumpbox");
$template->assign_vars(array(
"SEARCH_MATCHES" => count($searchset),
"L_FOUND" => $lang['found'],
"L_MATCHES" => (count($searchset) == 1) ? $lang['match'] : $lang['matches'],
"L_TOPIC" => $lang['Topic'])
);
for($j = 1; $j < count($searchdata); $j++)
{
$search_string[] = "'(" . preg_quote($searchdata[$j], "'") . ")'i";
$replace_string[] = "<font color=\"#" . $theme['fontcolor3'] . "\"><b>\\1</b></font>";
}
for($i = $start; $i < min($start + $board_config['posts_per_page'], count($searchset)); $i++)
{
$forum_url = append_sid("viewforum.$phpEx?" . POST_FORUM_URL . "=" . $searchset[$i]['forum_id']);
$topic_url = append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . "=" . $searchset[$i]['topic_id']);
$poster_url = append_sid("profile.$phpEx?mode=viewprofile&" . POST_USERS_URL . "=" . $searchset[$i]['user_id']);
$post_url = append_sid("viewtopic.$phpEx?" . POST_POST_URL . "=".$searchset[$i]['post_id']."#".$searchset[$i]['post_id']);
$post_date = create_date($board_config['default_dateformat'], $searchset[$i]['post_time'], $board_config['board_timezone']);
$message = $searchset[$i]['post_text'];
if( $showresults == "posts" )
{
if($return_chars != 0 )
{
if($return_chars != -1)
{
$message = (strlen($message) > $return_chars) ? substr($message, 0, $return_chars) . " ..." : $message;
}
//
// If the board has HTML off but the post has HTML
// on then we process it, else leave it alone
//
if( $return_chars != -1 )
{
if( $searchset[$i]['enable_html'] )
{
$message = preg_replace("#(<)([\/]?.*?)(>)#is", "&lt;\\2&gt;", $message);
}
$message = preg_replace("/\:[0-9a-z\:]+\]/si", "]", $message);
}
else
{
$bbcode_uid = $searchset[$i]['bbcode_uid'];
$user_sig = $searchset[$i]['user_sig'];
if( !$board_config['allow_html'] )
{
if( $user_sig != "" && $searchset[$i]['enable_sig'] )
{
$user_sig = preg_replace("#(<)([\/]?.*?)(>)#is", "&lt;\\2&gt;", $user_sig);
}
if( $searchset[$i]['enable_html'] )
{
$message = preg_replace("#(<)([\/]?.*?)(>)#is", "&lt;\\2&gt;", $message);
}
}
if( $board_config['allow_bbcode'] && $bbcode_uid != "" )
{
if( $user_sig != "" && $searchset[$i]['enable_sig'] )
{
$sig_uid = make_bbcode_uid();
$user_sig = bbencode_first_pass($user_sig, $sig_uid);
$user_sig = bbencode_second_pass($user_sig, $sig_uid);
}
$message = bbencode_second_pass($message, $bbcode_uid);
}
else if( !$board_config['allow_bbcode'] && $bbcode_uid != "" )
{
$message = preg_replace("/\:[0-9a-z\:]+\]/si", "]", $message);
}
$message = make_clickable($message);
if( $searchset[$i]['enable_sig'] )
{
$message .= "<br /><br />_________________<br />" . make_clickable($user_sig);
}
}
if( count($orig_word) )
{
$topic_title = preg_replace($orig_word, $replacement_word, $searchset[$i]['topic_title']);
$post_subject = ( $searchset[$i]['post_subject'] != "" ) ? preg_replace($orig_word, $replacement_word, $searchset[$i]['post_subject']) : $topic_title;
$message = preg_replace($orig_word, $replacement_word, $message);
}
if($board_config['allow_smilies'] && $searchset[$i]['enable_smilies'])
{
$message = smilies_pass($message);
}
$message = str_replace("\n", "<br />", $message);
if( count($searchdata) > 1 )
{
$message = preg_replace($search_string, $replace_string, $message);
}
}
$template->assign_block_vars("searchresults", array(
"TOPIC_TITLE" => $topic_title,
"FORUM_NAME" => $searchset[$i]['forum_name'],
"POST_SUBJECT" => $post_subject,
"POST_DATE" => $post_date,
"POSTER_NAME" => $searchset[$i]['username'],
"TOPIC_REPLIES" => $searchset[$i]['topic_replies'],
"TOPIC_VIEWS" => $searchset[$i]['topic_views'],
"MESSAGE" => $message,
"U_POST" => $post_url,
"U_TOPIC" => $topic_url,
"U_FORUM" => $forum_url,
"U_USER_PROFILE" => $poster_url)
);
}
else
{
$message = "";
if( count($orig_word) )
{
$topic_title = preg_replace($orig_word, $replacement_word, $searchset[$i]['topic_title']);
}
$topic_type = $searchset[$i]['topic_type'];
if($topic_type == POST_ANNOUNCE)
{
$topic_type = $lang['Topic_Announcement'] . " ";
}
else if($topic_type == POST_STICKY)
{
$topic_type = $lang['Topic_Sticky'] . " ";
}
else
{
$topic_type = "";
}
if( $searchset[$i]['topic_vote'] )
{
$topic_type .= $lang['Topic_Poll'] . " ";
}
$forum_id = $searchset[$i]['forum_id'];
$topic_id = $searchset[$i]['topic_id'];
$replies = $searchset[$i]['topic_replies'];
if($replies > $board_config['posts_per_page'])
{
$goto_page = "&nbsp;&nbsp;&nbsp;(<img src=\"" . $images['icon_minipost'] . "\" alt=\"" . $lang['Goto_page'] . "\" />" . $lang['Goto_page'] . ": ";
$times = 1;
for($j = 0; $j < $replies + 1; $j += $board_config['posts_per_page'])
{
if($times > 4)
{
if( $j + $board_config['posts_per_page'] >= $replies + 1 )
{
$goto_page .= " ... <a href=\"".append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . "=" . $topic_id . "&amp;start=$j") . "\">$times</a>";
}
}
else
{
if($times != 1)
{
$goto_page .= ", ";
}
$goto_page .= "<a href=\"" . append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . "=" . $topic_id . "&amp;start=$j") . "\">$times</a>";
}
$times++;
}
$goto_page .= ")";
}
else
{
$goto_page = "";
}
if($searchset[$i]['topic_status'] == TOPIC_LOCKED)
{
$folder_image = "<img src=\"" . $images['folder_locked'] . "\" alt=\"" . $lang['Topic_locked'] . "\" />";
}
else if( $searchset[$i]['topic_status'] == TOPIC_MOVED )
{
$topic_type = $lang['Topic_Moved'] . " ";
$topic_id = $searchset[$i]['topic_moved_id'];
}
else
{
if( $searchset[$i]['topic_type'] == POST_ANNOUNCE )
{
$folder = $images['folder_announce'];
$folder_new = $images['folder_announce_new'];
}
else if( $searchset[$i]['topic_type'] == POST_STICKY )
{
$folder = $images['folder_sticky'];
$folder_new = $images['folder_sticky_new'];
}
else
{
if( $replies >= $board_config['hot_threshold'] )
{
$folder = $images['folder_hot'];
$folder_new = $images['folder_new_hot'];
}
else
{
$folder = $images['folder'];
$folder_new = $images['folder_new'];
}
}
if( empty($HTTP_COOKIE_VARS['phpbb2_' . $forum_id . '_' . $topic_id]) && $searchset[$i]['post_time'] > $userdata['session_last_visit'] )
{
$folder_image = "<img src=\"$folder_new\" alt=\"" . $lang['New_posts'] . "\" />";
}
else
{
if( isset($HTTP_COOKIE_VARS['phpbb2_' . $forum_id . '_' . $topic_id]) )
{
$folder_image = ($HTTP_COOKIE_VARS['phpbb2_' . $forum_id . '_' . $topic_id] < $searchset[$i]['post_time'] ) ? "<img src=\"$folder_new\" alt=\"" . $lang['New_posts'] . "\" />" : "<img src=\"$folder\" alt=\"" . $lang['No_new_posts'] . "\" />";
}
else
{
$folder_image = "<img src=\"$folder\" alt=\"" . $lang['No_new_posts'] . "\" />";
}
}
}
if($searchset[$i]['post_time'] >= $userdata['session_last_visit'])
{
$newest_post_img = "<a href=\"viewtopic.$phpEx?" . POST_TOPIC_URL . "=$topic_id&amp;view=newest\"><img src=\"" . $images['icon_newest_reply'] . "\" alt=\"" . $lang['View_newest_posts'] . "\" border=\"0\" /></a> ";
}
else
{
$newest_post_img = "";
}
$topic_poster = $searchset[$i]['username'];
$last_post_time = create_date($board_config['default_dateformat'], $searchset[$i]['post_time'], $board_config['board_timezone']);
if($searchset[$i]['id2'] == ANONYMOUS && $searchset[$i]['post_username'] != '')
{
$last_post_user = $searchset[$i]['post_username'];
}
else
{
$last_post_user = $searchset[$i]['user2'];
}
$last_post = $last_post_time . "<br />" . $lang['by'] . " ";
$last_post .= "<a href=\"" . append_sid("profile.$phpEx?mode=viewprofile&amp;" . POST_USERS_URL . "=" . $searchset[$i]['id2']) . "\">" . $last_post_user . "</a>&nbsp;";
$last_post .= "<a href=\"" . append_sid("viewtopic.$phpEx?" . POST_POST_URL . "=" . $searchset[$i]['topic_last_post_id']) . "#" . $searchset[$i]['topic_last_post_id'] . "\"><img src=\"" . $images['icon_latest_reply'] . "\" border=\"0\" alt=\"" . $lang['View_latest_post'] . "\" /></a>";
$views = $searchset[$i]['topic_views'];
$template->assign_block_vars("searchresults", array(
"FORUM_NAME" => $searchset[$i]['forum_name'],
"FORUM_ID" => $forum_id,
"TOPIC_ID" => $topic_id,
"FOLDER" => $folder_image,
"NEWEST_POST_IMG" => $newest_post_img,
"TOPIC_POSTER" => $topic_poster,
"GOTO_PAGE" => $goto_page,
"REPLIES" => $replies,
"TOPIC_TITLE" => $topic_title,
"TOPIC_TYPE" => $topic_type,
"VIEWS" => $views,
"LAST_POST" => $last_post,
"U_VIEW_FORUM" => $forum_url,
"U_VIEW_TOPIC" => $topic_url,
"U_TOPIC_POSTER_PROFILE" => $topic_poster_profile_url)
);
}
}
$base_url = "search.$phpEx?search_id=$search_id&amp;showresults=" . $show_results . "&amp;sortby=" . $sortby . "&amp;sortdir=" . $sortby_dir . "&amp;charsreqd=" . $return_chars;
$template->assign_vars(array(
"PAGINATION" => generate_pagination($base_url, count($searchset), $board_config['posts_per_page'], $start),
"ON_PAGE" => (floor($start/$board_config['posts_per_page'])+1),
"TOTAL_PAGES" => ceil((count($searchset))/$board_config['posts_per_page']),
"L_OF" => $lang['of'],
"L_PAGE" => $lang['Page'],
"L_GOTO_PAGE" => $lang['Goto_page'])
);
$template->pparse("body");
include($phpbb_root_path . 'includes/page_tail.'.$phpEx);
}
}
//
// Search forum
//
$sql = "SELECT c.cat_title, c.cat_id, f.forum_name, f.forum_id
FROM " . CATEGORIES_TABLE . " c, " . FORUMS_TABLE . " f
WHERE f.cat_id = c.cat_id
ORDER BY c.cat_id, f.forum_order";
$result = $db->sql_query($sql);
if(!$result)
{
message_die(GENERAL_ERROR, "Couldn't obtain forum_name/forum_id", "", __LINE__, __FILE__, $sql);
}
$is_auth_ary = auth(AUTH_READ, AUTH_LIST_ALL, $userdata);
$s_forums = "<option value=\"all\">" . $lang['All'] . "</option>";
while($row = $db->sql_fetchrow($result))
{
if($is_auth_ary[$row['forum_id']]['auth_read'])
{
$s_forums .= "<option value=\"" . $row['forum_id'] . "\">" . $row['forum_name'] . "</option>";
if(empty($list_cat[$row['cat_id']]))
{
$list_cat[$row['cat_id']] = $row['cat_title'];
}
}
}
//
// Category to search
//
$s_categories = "<option value=\"all\">" . $lang['All'] . "</option>";
while( list($cat_id, $cat_title) = each($list_cat))
{
$s_categories .= "<option value=\"$cat_id\">$cat_title</option>";
}
//
// Number of chars returned
//
$s_characters = "<option value=\"all\">" . $lang['All'] . "</option>";
$s_characters .= "<option value=\"0\">0</option>";
$s_characters .= "<option value=\"25\">25</option>";
$s_characters .= "<option value=\"50\">50</option>";
for($i = 100; $i < 1100 ; $i += 100)
{
$selected = ($i == 200) ? "selected=\"selected\"" : "";
$s_characters .= "<option value=\"$i\"$selected>$i</option>";
}
//
// Sorting
//
$s_sortby = "";
for($i = 0; $i < count($sortby_types); $i++)
{
$s_sortby .= "<option value=\"$i\">" . $sortby_types[$i] . "</option>";
}
//
// Search time
//
$previous_days = array(0, 1, 7, 14, 30, 90, 180, 364);
$previous_days_text = array($lang['All'], "1 " . $lang['Day'], "7 " . $lang['Days'], "2 " . $lang['Weeks'], "1 " . $lang['Month'], "3 ". $lang['Months'], "6 " . $lang['Months'], "1 " . $lang['Year']);
$s_time = "";
for($i = 0; $i < count($previous_days); $i++)
{
$selected = ($topic_days == $previous_days[$i]) ? " selected=\"selected\"" : "";
$s_time .= "<option value=\"" . $previous_days[$i] . "\"$selected>" . $previous_days_text[$i] . "</option>";
}
//
// Output the basic page
//
$page_title = $lang['Search'];
include($phpbb_root_path . 'includes/page_header.'.$phpEx);
$template->set_filenames(array(
"body" => "search_body.tpl",
"jumpbox" => "jumpbox.tpl")
);
$jumpbox = make_jumpbox();
$template->assign_vars(array(
"L_GO" => $lang['Go'],
"L_JUMP_TO" => $lang['Jump_to'],
"L_SELECT_FORUM" => $lang['Select_forum'],
"S_JUMPBOX_LIST" => $jumpbox,
"S_JUMPBOX_ACTION" => append_sid("viewforum.$phpEx"))
);
$template->assign_var_from_handle("JUMPBOX", "jumpbox");
$template->assign_vars(array(
"L_SEARCH_QUERY" => $lang['Search_query'],
"L_SEARCH_OPTIONS" => $lang['Search_options'],
"L_SEARCH_KEYWORDS" => $lang['Search_keywords'],
"L_SEARCH_KEYWORDS_EXPLAIN" => $lang['Search_keywords_explain'],
"L_SEARCH_AUTHOR" => $lang['Search_author'],
"L_SEARCH_AUTHOR_EXPLAIN" => $lang['Search_author_explain'],
"L_SEARCH_ANY_TERMS" => $lang['Search_for_any'],
"L_SEARCH_ALL_TERMS" => $lang['Search_for_all'],
"L_CATEGORY" => $lang['Category'],
"L_RETURN_FIRST" => $lang['Return_first'],
"L_CHARACTERS" => $lang['characters_posts'],
"L_SORT_BY" => $lang['Sort_by'],
"L_SORT_ASCENDING" => $lang['Sort_Ascending'],
"L_SORT_DESCENDING" => $lang['Sort_Decending'],
"L_SEARCH_PREVIOUS" => $lang['Search_previous'],
"L_DISPLAY_RESULTS" => $lang['Display_results'],
"S_SEARCH_ACTION" => append_sid("search.$phpEx"),
"S_CHARACTER_OPTIONS" => $s_characters,
"S_FORUM_OPTIONS" => $s_forums,
"S_CATEGORY_OPTIONS" => $s_categories,
"S_TIME_OPTIONS" => $s_time,
"S_SORT_OPTIONS" => $s_sortby,
"S_HIDDEN_FIELDS" => $s_hidden_fields)
);
$template->pparse("body");
include($phpbb_root_path . 'includes/page_tail.'.$phpEx);
?>
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