+<?php

+/***************************************************************************

+ * functions_post.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.

+ *

+ ***************************************************************************/

+

+if ( !defined('IN_PHPBB') )

+{

+ die('Hacking attempt');

+}

+

+$html_entities_match = array('#&#', '#<#', '#>#');

+$html_entities_replace = array('&amp;', '&lt;', '&gt;');

+

+$unhtml_specialchars_match = array('#&gt;#', '#&lt;#', '#&quot;#', '#&amp;#');

+$unhtml_specialchars_replace = array('>', '<', '"', '&');

+

+//

+// This function will prepare a posted message for

+// entry into the database.

+//

+function prepare_message($message, $html_on, $bbcode_on, $smile_on, $bbcode_uid = 0)

+{

+ global $board_config;

+ global $html_entities_match, $html_entities_replace;

+ global $code_entities_match, $code_entities_replace;

+

+ //

+ // Clean up the message

+ //

+ $message = trim($message);

+

+ if ( $html_on )

+ {

+ $allowed_html_tags = split(',', $board_config['allow_html_tags']);

+

+ $end_html = 0;

+ $start_html = 1;

+ $tmp_message = '';

+ $message = ' ' . $message . ' ';

+

+ while ( $start_html = strpos($message, '<', $start_html) )

+ {

+ $tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($message, $end_html + 1, ( $start_html - $end_html - 1 )));

+

+ if ( $end_html = strpos($message, '>', $start_html) )

+ {

+ $length = $end_html - $start_html + 1;

+ $hold_string = substr($message, $start_html, $length);

+

+ if ( ( $unclosed_open = strrpos(' ' . $hold_string, '<') ) != 1 )

+ {

+ $tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($hold_string, 0, $unclosed_open - 1));

+ $hold_string = substr($hold_string, $unclosed_open - 1);

+ }

+

+ $tagallowed = false;

+ for($i = 0; $i < sizeof($allowed_html_tags); $i++)

+ {

+ $match_tag = trim($allowed_html_tags[$i]);

+

+ if ( preg_match('/^<\/?' . $match_tag . '\b/i', $hold_string) )

+ {

+ $tagallowed = true;

+ }

+ }

+

+ $tmp_message .= ( $length && !$tagallowed ) ? preg_replace($html_entities_match, $html_entities_replace, $hold_string) : $hold_string;

+

+ $start_html += $length;

+ }

+ else

+ {

+ $tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($message, $start_html, strlen($message)));

+

+ $start_html = strlen($message);

+ $end_html = $start_html;

+ }

+ }

+

+ if ( $end_html != strlen($message) && $tmp_message != '' )

+ {

+ $tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($message, $end_html + 1));

+ }

+

+ $message = ( $tmp_message != '' ) ? trim($tmp_message) : trim($message);

+ }

+ else

+ {

+ $message = preg_replace($html_entities_match, $html_entities_replace, $message);

+ }

+

+ if( $bbcode_on && $bbcode_uid != '' )

+ {

+ $tmp_message = $message;

+ if ( ($match_count = preg_match_all('#^(.*?)\[code\](.*?)\[\/code\](.*?)$#is', $tmp_message, $match)) )

+ {

+ $code_entities_match = array('#<#', '#>#', '#"#', '#:#', '#\[#', '#\]#', '#\(#', '#\)#', '#\{#', '#\}#');

+ $code_entities_replace = array('&lt;', '&gt;', '&quot;', '&#58;', '&#91;', '&#93;', '&#40;', '&#41;', '&#123;', '&#125;');

+

+ $message = '';

+

+ for($i = 0; $i < $match_count; $i++)

+ {

+ $message .= $match[1][$i] . '[code]' . preg_replace($code_entities_match, $code_entities_replace, $match[2][$i]) . '[/code]';

+ $tmp_message = $match[3][$i];

+ }

+

+ $message .= $tmp_message;

+ }

+

+ $message = bbencode_first_pass($message, $bbcode_uid);

+ }

+

+ return $message;

+}

+

+function unprepare_message($message)

+{

+ global $unhtml_specialchars_match, $unhtml_specialchars_replace;

+

+ return preg_replace($unhtml_specialchars_match, $unhtml_specialchars_replace, $message);

+}

+

+//

+// Prepare a message for posting

+//

+function prepare_post(&$mode, &$post_data, &$bbcode_on, &$html_on, &$smilies_on, &$error_msg, &$username, &$bbcode_uid, &$subject, &$message, &$poll_title, &$poll_options, &$poll_length)

+{

+ global $board_config, $userdata, $lang, $phpEx, $phpbb_root_path;

+

+ // Check username

+ if ( !empty($username) )

+ {

+ $username = htmlspecialchars(trim(strip_tags($username)));

+

+ if ( !$userdata['session_logged_in'] || ( $userdata['session_logged_in'] && $username != $userdata['username'] ) )

+ {

+ include($phpbb_root_path . 'includes/functions_validate.'.$phpEx);

+

+ $result = validate_username($username);

+ if ( $result['error'] )

+ {

+ $error_msg .= ( !empty($error_msg) ) ? '<br />' . $result['error_msg'] : $result['error_msg'];

+ }

+ }

+ }

+

+ // Check subject

+ if ( !empty($subject) )

+ {

+ $subject = htmlspecialchars(trim($subject));

+ }

+ else if ( $mode == 'newtopic' || ( $mode == 'editpost' && $post_data['first_post'] ) )

+ {

+ $error_msg .= ( !empty($error_msg) ) ? '<br />' . $lang['Empty_subject'] : $lang['Empty_subject'];

+ }

+

+ // Check message

+ if ( !empty($message) )

+ {

+ $bbcode_uid = ( $bbcode_on ) ? make_bbcode_uid() : '';

+ $message = prepare_message(trim($message), $html_on, $bbcode_on, $smilies_on, $bbcode_uid);

+ }

+ else if ( $mode != 'delete' && $mode != 'polldelete' )

+ {

+ $error_msg .= ( !empty($error_msg) ) ? '<br />' . $lang['Empty_message'] : $lang['Empty_message'];

+ }

+

+ //

+ // Handle poll stuff

+ //

+ if ( $mode == 'newtopic' || ( $mode == 'editpost' && $post_data['first_post'] ) )

+ {

+ $poll_length = ( isset($poll_length) ) ? max(0, intval($poll_length)) : 0;

+

+ if ( !empty($poll_title) )

+ {

+ $poll_title = htmlspecialchars(trim($poll_title));

+ }

+

+ if( !empty($poll_options) )

+ {

+ $temp_option_text = array();

+ while( list($option_id, $option_text) = @each($poll_options) )

+ {

+ $option_text = trim($option_text);

+ if ( !empty($option_text) )

+ {

+ $temp_option_text[$option_id] = htmlspecialchars($option_text);

+ }

+ }

+ $option_text = $temp_option_text;

+

+ if ( count($poll_options) < 2 )

+ {

+ $error_msg .= ( !empty($error_msg) ) ? '<br />' . $lang['To_few_poll_options'] : $lang['To_few_poll_options'];

+ }

+ else if ( count($poll_options) > $board_config['max_poll_options'] )

+ {

+ $error_msg .= ( !empty($error_msg) ) ? '<br />' . $lang['To_many_poll_options'] : $lang['To_many_poll_options'];

+ }

+ else if ( $poll_title == '' )

+ {

+ $error_msg .= ( !empty($error_msg) ) ? '<br />' . $lang['Empty_poll_title'] : $lang['Empty_poll_title'];

+ }

+ }

+ }

+

+ return;

+}

+

+//

+// Post a new topic/reply/poll or edit existing post/poll

+//

+function submit_post($mode, &$post_data, &$message, &$meta, &$forum_id, &$topic_id, &$post_id, &$poll_id, &$topic_type, &$bbcode_on, &$html_on, &$smilies_on, &$attach_sig, &$bbcode_uid, &$post_username, &$post_subject, &$post_message, &$poll_title, &$poll_options, &$poll_length)

+{

+ global $board_config, $lang, $db, $phpbb_root_path, $phpEx;

+ global $userdata, $user_ip;

+

+ $current_time = time();

+

+ if ( $mode == 'newtopic' || $mode == 'reply' )

+ {

+ //

+ // Flood control

+ //

+ $where_sql = ( $userdata['user_id'] == ANONYMOUS ) ? "poster_ip = '$user_ip'" : 'poster_id = ' . $userdata['user_id'];

+ $sql = "SELECT MAX(post_time) AS last_post_time

+ FROM " . POSTS_TABLE . "

+ WHERE $where_sql";

+ if ( $result = $db->sql_query($sql) )

+ {

+ if( $row = $db->sql_fetchrow($result) )

+ {

+ if ( $row['last_post_time'] > 0 && ( $current_time - $row['last_post_time'] ) < $board_config['flood_interval'] )

+ {

+ message_die(GENERAL_MESSAGE, $lang['Flood_Error']);

+ }

+ }

+ }

+ }

+ else if ( $mode == 'editpost' )

+ {

+ remove_search_post($post_id);

+ }

+

+ if ( $mode == 'newtopic' || ( $mode == 'editpost' && $post_data['first_post'] ) )

+ {

+ $topic_vote = ( !empty($poll_title) && count($poll_options) >= 2 ) ? 1 : 0;

+ $sql = ( $mode != "editpost" ) ? "INSERT INTO " . TOPICS_TABLE . " (topic_title, topic_poster, topic_time, forum_id, topic_status, topic_type, topic_vote) VALUES ('$post_subject', " . $userdata['user_id'] . ", $current_time, $forum_id, " . TOPIC_UNLOCKED . ", $topic_type, $topic_vote)" : "UPDATE " . TOPICS_TABLE . " SET topic_title = '$post_subject', topic_type = $topic_type, topic_vote = $topic_vote WHERE topic_id = $topic_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+

+ if( $mode == 'newtopic' )

+ {

+ $topic_id = $db->sql_nextid();

+ }

+ }

+

+ $edited_sql = ( $mode == 'editpost' && !$post_data['last_post'] && $post_data['poster_post'] ) ? ", post_edit_time = $current_time, post_edit_count = post_edit_count + 1 " : "";

+ $sql = ( $mode != "editpost" ) ? "INSERT INTO " . POSTS_TABLE . " (topic_id, forum_id, poster_id, post_username, post_time, poster_ip, enable_bbcode, enable_html, enable_smilies, enable_sig) VALUES ($topic_id, $forum_id, " . $userdata['user_id'] . ", '$post_username', $current_time, '$user_ip', $bbcode_on, $html_on, $smilies_on, $attach_sig)" : "UPDATE " . POSTS_TABLE . " SET enable_bbcode = $bbcode_on, enable_html = $html_on, enable_smilies = $smilies_on, enable_sig = $attach_sig" . $edited_sql . " WHERE post_id = $post_id";

+ if ( !($result = $db->sql_query($sql, BEGIN_TRANSACTION)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+

+ if( $mode != 'editpost' )

+ {

+ $post_id = $db->sql_nextid();

+ }

+

+ $sql = ( $mode != 'editpost' ) ? "INSERT INTO " . POSTS_TEXT_TABLE . " (post_id, post_subject, bbcode_uid, post_text) VALUES ($post_id, '$post_subject', '$bbcode_uid', '$post_message')" : "UPDATE " . POSTS_TEXT_TABLE . " SET post_text = '$post_message', bbcode_uid = '$bbcode_uid', post_subject = '$post_subject' WHERE post_id = $post_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+

+ add_search_words($post_id, stripslashes($post_message), stripslashes($post_subject));

+

+ //

+ // Add poll

+ //

+ if ( ( $mode == 'newtopic' || $mode == 'editpost' ) && !empty($poll_title) && count($poll_options) >= 2 )

+ {

+ $sql = ( !$post_data['has_poll'] ) ? "INSERT INTO " . VOTE_DESC_TABLE . " (topic_id, vote_text, vote_start, vote_length) VALUES ($topic_id, '$poll_title', $current_time, " . ( $poll_length * 86400 ) . ")" : "UPDATE " . VOTE_DESC_TABLE . " SET vote_text = '$poll_title', vote_length = " . ( $poll_length * 86400 ) . " WHERE topic_id = $topic_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+

+ $delete_option_sql = '';

+ $old_poll_result = array();

+ if ( $mode == 'editpost' && $post_data['has_poll'] )

+ {

+ $sql = "SELECT vote_option_id, vote_result

+ FROM " . VOTE_RESULTS_TABLE . "

+ WHERE vote_id = $poll_id

+ ORDER BY vote_option_id ASC";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain vote data results for this topic', '', __LINE__, __FILE__, $sql);

+ }

+

+ while ( $row = $db->sql_fetchrow($result) )

+ {

+ $old_poll_result[$row['vote_option_id']] = $row['vote_result'];

+

+ if( !isset($poll_options[$row['vote_option_id']]) )

+ {

+ $delete_option_sql .= ( $delete_option_sql != '' ) ? ', ' . $row['vote_option_id'] : $row['vote_option_id'];

+ }

+ }

+ }

+ else

+ {

+ $poll_id = $db->sql_nextid();

+ }

+

+ @reset($poll_options);

+

+ $poll_option_id = 1;

+ while ( list($option_id, $option_text) = each($poll_options) )

+ {

+ if( !empty($option_text) )

+ {

+ $option_text = str_replace("\'", "''", $option_text);

+ $poll_result = ( $mode == "editpost" && isset($old_poll_result[$option_id]) ) ? $old_poll_result[$option_id] : 0;

+

+ $sql = ( $mode != "editpost" || !isset($old_poll_result[$option_id]) ) ? "INSERT INTO " . VOTE_RESULTS_TABLE . " (vote_id, vote_option_id, vote_option_text, vote_result) VALUES ($poll_id, $poll_option_id, '$option_text', $poll_result)" : "UPDATE " . VOTE_RESULTS_TABLE . " SET vote_option_text = '$option_text', vote_result = $poll_result WHERE vote_option_id = $option_id AND vote_id = $poll_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+ $poll_option_id++;

+ }

+ }

+

+ if( $delete_option_sql != '' )

+ {

+ $sql = "DELETE FROM " . VOTE_RESULTS_TABLE . "

+ WHERE vote_option_id IN ($delete_option_sql)";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error deleting pruned poll options', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ }

+

+ $meta = '<meta http-equiv="refresh" content="3;url=' . "viewtopic.$phpEx$SID&amp;" . POST_POST_URL . "=" . $post_id . '#' . $post_id . '">';

+ $message = $lang['Stored'] . '<br /><br />' . sprintf($lang['Click_view_message'], '<a href="' . "viewtopic.$phpEx$SID&amp;" . POST_POST_URL . "=" . $post_id . '#' . $post_id . '">', '</a>') . '<br /><br />' . sprintf($lang['Click_return_forum'], '<a href="' . "viewforum.$phpEx$SID&amp;" . POST_FORUM_URL . "=$forum_id" . '">', '</a>');

+

+ return false;

+}

+

+//

+// Update post stats and details

+//

+function update_post_stats(&$mode, &$post_data, &$forum_id, &$topic_id, &$post_id, &$user_id)

+{

+ global $db;

+

+ $sign = ( $mode == 'delete' ) ? '- 1' : '+ 1';

+ $forum_update_sql = "forum_posts = forum_posts $sign";

+ $topic_update_sql = '';

+

+ if ( $mode == 'delete' )

+ {

+ if ( $post_data['last_post'] )

+ {

+ if ( $post_data['first_post'] )

+ {

+ $forum_update_sql .= ', forum_topics = forum_topics - 1';

+ }

+ else

+ {

+

+ $topic_update_sql .= "topic_replies = topic_replies - 1";

+

+ $sql = "SELECT MAX(post_id) AS post_id

+ FROM " . POSTS_TABLE . "

+ WHERE topic_id = $topic_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ if ( $row = $db->sql_fetchrow($result) )

+ {

+ $topic_update_sql .= ', topic_last_post_id = ' . $row['post_id'];

+ }

+ }

+

+ if ( $post_data['last_topic'] )

+ {

+ $sql = "SELECT MAX(post_id) AS post_id

+ FROM " . POSTS_TABLE . "

+ WHERE forum_id = $forum_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ if ( $row = $db->sql_fetchrow($result) )

+ {

+ $forum_update_sql .= ( $row['post_id'] ) ? ', forum_last_post_id = ' . $row['post_id'] : ', forum_last_post_id = 0';

+ }

+ }

+ }

+ else if ( $post_data['first_post'] )

+ {

+ $sql = "SELECT MIN(post_id) AS post_id

+ FROM " . POSTS_TABLE . "

+ WHERE topic_id = $topic_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ if ( $row = $db->sql_fetchrow($result) )

+ {

+ $topic_update_sql .= 'topic_replies = topic_replies - 1, topic_first_post_id = ' . $row['post_id'];

+ }

+ }

+ else

+ {

+ $topic_update_sql .= 'topic_replies = topic_replies - 1';

+ }

+ }

+ else if ( $mode != 'poll_delete' )

+ {

+ $forum_update_sql .= ", forum_last_post_id = $post_id" . ( ( $mode == 'newtopic' ) ? ", forum_topics = forum_topics $sign" : "" );

+ $topic_update_sql = "topic_last_post_id = $post_id" . ( ( $mode == 'reply' ) ? ", topic_replies = topic_replies $sign" : ", topic_first_post_id = $post_id" );

+ }

+ else

+ {

+ $topic_update_sql .= 'topic_vote = 0';

+ }

+

+ $sql = "UPDATE " . FORUMS_TABLE . " SET

+ $forum_update_sql

+ WHERE forum_id = $forum_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+

+ if ( $topic_update_sql != '' )

+ {

+ $sql = "UPDATE " . TOPICS_TABLE . " SET

+ $topic_update_sql

+ WHERE topic_id = $topic_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+ }

+

+ if ( $mode != 'poll_delete' )

+ {

+ $sql = "UPDATE " . USERS_TABLE . "

+ SET user_posts = user_posts $sign

+ WHERE user_id = $user_id";

+ if ( !($result = $db->sql_query($sql, END_TRANSACTION)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in posting', '', __LINE__, __FILE__, $sql);

+ }

+ }

+

+ return;

+}

+

+//

+// Delete a post/poll

+//

+function delete_post($mode, &$post_data, &$message, &$meta, &$forum_id, &$topic_id, &$post_id, &$poll_id)

+{

+ global $board_config, $lang, $db, $phpbb_root_path, $phpEx;

+ global $userdata, $user_ip;

+

+ $topic_update_sql = '';

+ if ( $mode != 'poll_delete' )

+ {

+ $sql = "DELETE FROM " . POSTS_TABLE . "

+ WHERE post_id = $post_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ $sql = "DELETE FROM " . POSTS_TEXT_TABLE . "

+ WHERE post_id = $post_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ $sql = "DELETE FROM " . SEARCH_MATCH_TABLE . "

+ WHERE post_id = $post_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ $forum_update_sql = 'forum_posts = forum_posts - 1';

+ $topic_update_sql .= 'topic_replies = topic_replies - 1';

+ if ( $post_data['last_post'] )

+ {

+ if ( $post_data['first_post'] )

+ {

+ $sql = "DELETE FROM " . TOPICS_TABLE . "

+ WHERE topic_id = $topic_id

+ OR topic_moved_id = $topic_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ $sql = "DELETE FROM " . TOPICS_WATCH_TABLE . "

+ WHERE topic_id = $topic_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ }

+ }

+

+ if( $mode == 'poll_delete' || ( $mode == 'delete' && $post_data['first_post'] && $post_data['last_post'] ) && $post_data['has_poll'] && $post_data['edit_poll'] )

+ {

+ $sql = "DELETE FROM " . VOTE_DESC_TABLE . "

+ WHERE vote_id = $poll_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting poll', '', __LINE__, __FILE__, $sql);

+ }

+

+ $sql = "DELETE FROM " . VOTE_RESULTS_TABLE . "

+ WHERE vote_id = $poll_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting poll', '', __LINE__, __FILE__, $sql);

+ }

+

+ $sql = "DELETE FROM " . VOTE_USERS_TABLE . "

+ WHERE vote_id = $poll_id";

+ if ( !($db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting poll', '', __LINE__, __FILE__, $sql);

+ }

+ }

+

+ remove_search_post($post_id);

+

+ if ( $mode == 'delete' && $post_data['first_post'] && $post_data['last_post'] )

+ {

+ $meta = '<meta http-equiv="refresh" content="3;url=' . "viewforum.$phpEx$SID&amp;" . POST_FORUM_URL . "=" . $forum_id . '">';

+ $message = $lang['Deleted'];

+ }

+ else

+ {

+ $meta = '<meta http-equiv="refresh" content="3;url=' . "viewtopic.$phpEx$SID&amp;" . POST_TOPIC_URL . "=" . $topic_id . '">';

+ $message = ( ( $mode == "poll_delete" ) ? $lang['Poll_delete'] : $lang['Deleted'] ) . '<br /><br />' . sprintf($lang['Click_return_topic'], '<a href="' . "viewtopic.$phpEx$SID&amp;" . POST_TOPIC_URL . "=$topic_id" . '">', '</a>');

+ }

+

+ $message .= '<br /><br />' . sprintf($lang['Click_return_forum'], '<a href="' . "viewforum.$phpEx$SID&amp;" . POST_FORUM_URL . "=$forum_id" . '">', '</a>');

+

+ return;

+}

+

+//

+// Handle user notification on new post

+//

+function user_notification($mode, &$post_data, &$forum_id, &$topic_id, &$post_id, &$notify_user)

+{

+ global $board_config, $lang, $db, $phpbb_root_path, $phpEx;

+ global $userdata, $user_ip;

+

+ $current_time = time();

+

+ if ( $mode == 'delete' )

+ {

+ $delete_sql = ( !$post_data['first_post'] && !$post_data['last_post'] ) ? " AND user_id = " . $userdata['user_id'] : "";

+ $sql = "DELETE FROM " . TOPICS_WATCH_TABLE . " WHERE topic_id = $topic_id" . $delete_sql;

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not change topic notify data', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ else

+ {

+ if ( $mode == 'reply' || $mode == 'newtopic' )

+ {

+ $sql = "SELECT ban_userid

+ FROM " . BANLIST_TABLE;

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain banlist', '', __LINE__, __FILE__, $sql);

+ }

+

+ $user_id_sql = '';

+ while ( $row = $db->sql_fetchrow($result) )

+ {

+ if ( isset($row['ban_userid']) )

+ {

+ $user_id_sql = ', ' . $row['ban_userid'];

+ }

+ }

+

+ $sql = "SELECT u.user_id, u.username, u.user_email, u.user_lang, f.forum_name

+ FROM " . FORUMS_WATCH_TABLE . " w, " . FORUMS_TABLE . " f, " . USERS_TABLE . " u

+ WHERE w.forum_id = $forum_id

+ AND w.user_id NOT IN (" . $userdata['user_id'] . ", " . ANONYMOUS . $user_id_sql . " )

+ AND w.notify_status = " . TOPIC_WATCH_UN_NOTIFIED . "

+ AND f.forum_id = w.forum_id

+ AND u.user_id = w.user_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain list of forum watchers', '', __LINE__, __FILE__, $sql);

+ }

+

+ $orig_word = array();

+ $replacement_word = array();

+ obtain_word_list($orig_word, $replacement_word);

+

+ include($phpbb_root_path . 'includes/emailer.'.$phpEx);

+ $emailer = new emailer($board_config['smtp_delivery']);

+

+ $script_name = preg_replace('/^\/?(.*?)\/?$/', '\1', trim($board_config['script_path']));

+ $script_name_f = ( $script_name != '' ) ? $script_name . '/viewforum.'.$phpEx : 'viewforum.'.$phpEx;

+ $server_name = trim($board_config['server_name']);

+ $server_protocol = ( $board_config['cookie_secure'] ) ? 'https://' : 'http://';

+ $server_port = ( $board_config['server_port'] <> 80 ) ? ':' . trim($board_config['server_port']) . '/' : '/';

+

+ $email_headers = "From: " . $board_config['board_email'] . "\nReturn-Path: " . $board_config['board_email'] . "\r\n";

+

+ $update_watched_sql = '';

+ if ( $row = $db->sql_fetchrow($result) )

+ {

+ $forum_name = unprepare_message($row['forum_name']);

+

+ do

+ {

+ if ( $row['user_email'] != '' )

+ {

+ $emailer->use_template('forum_notify', $row['user_lang']);

+ $emailer->email_address($row['user_email']);

+ $emailer->set_subject();//$lang['Topic_reply_notification']

+ $emailer->extra_headers($email_headers);

+

+ $emailer->assign_vars(array(

+ 'EMAIL_SIG' => str_replace('<br />', "\n", "-- \n" . $board_config['board_email_sig']),

+ 'USERNAME' => $row['username'],

+ 'SITENAME' => $board_config['sitename'],

+ 'FORUM_NAME' => $forum_name,

+

+ 'U_FORUM' => $server_protocol . $server_name . $server_port . $script_name_f . '?' . POST_FORUM_URL . "=$forum_id",

+ 'U_STOP_WATCHING_FORUM' => $server_protocol . $server_name . $server_port . $script_name_f . '?' . POST_FORUM_URL . "=$forum_id&unwatch=forum")

+ );

+

+ $emailer->send();

+ $emailer->reset();

+

+ $update_watched_sql .= ( $update_watched_sql != '' ) ? ', ' . $row['user_id'] : $row['user_id'];

+ }

+ }

+ while ( $row = $db->sql_fetchrow($result) );

+ }

+

+ if ( $update_watched_sql != '' )

+ {

+ $sql = "UPDATE " . FORUMS_WATCH_TABLE . "

+ SET notify_status = " . TOPIC_WATCH_NOTIFIED . "

+ WHERE forum_id = $forum_id

+ AND user_id IN ($update_watched_sql)";

+ $db->sql_query($sql);

+ }

+

+ if ( $mode == 'reply' )

+ {

+ $sql = "SELECT u.user_id, u.username, u.user_email, u.user_lang, t.topic_title

+ FROM " . TOPICS_WATCH_TABLE . " tw, " . TOPICS_TABLE . " t, " . USERS_TABLE . " u

+ WHERE tw.topic_id = $topic_id

+ AND tw.user_id NOT IN (" . $userdata['user_id'] . ", " . ANONYMOUS . $user_id_sql . " )

+ AND tw.notify_status = " . TOPIC_WATCH_UN_NOTIFIED . "

+ AND t.topic_id = tw.topic_id

+ AND u.user_id = tw.user_id";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain list of topic watchers', '', __LINE__, __FILE__, $sql);

+ }

+

+ $script_name_t = ( $script_name != '' ) ? $script_name . '/viewtopic.'.$phpEx : 'viewtopic.'.$phpEx;

+ $email_headers = "From: " . $board_config['board_email'] . "\nReturn-Path: " . $board_config['board_email'] . "\r\n";

+

+ $update_watched_sql = '';

+ if ( $row = $db->sql_fetchrow($result) )

+ {

+ $topic_title = preg_replace($orig_word, $replacement_word, unprepare_message($row['topic_title']));

+

+ do

+ {

+ if ( $row['user_email'] != '' )

+ {

+ $emailer->use_template('topic_notify', $row['user_lang']);

+ $emailer->email_address($row['user_email']);

+ $emailer->set_subject();//$lang['Topic_reply_notification']

+ $emailer->extra_headers($email_headers);

+

+ $emailer->assign_vars(array(

+ 'EMAIL_SIG' => str_replace('<br />', "\n", "-- \n" . $board_config['board_email_sig']),

+ 'USERNAME' => $row['username'],

+ 'SITENAME' => $board_config['sitename'],

+ 'TOPIC_TITLE' => $topic_title,

+

+ 'U_TOPIC' => $server_protocol . $server_name . $server_port . $script_name_t . '?' . POST_POST_URL . "=$post_id#$post_id",

+ 'U_STOP_WATCHING_TOPIC' => $server_protocol . $server_name . $server_port . $script_name_t . '?' . POST_TOPIC_URL . "=$topic_id&unwatch=topic")

+ );

+

+ $emailer->send();

+ $emailer->reset();

+

+ $update_watched_sql .= ( $update_watched_sql != '' ) ? ', ' . $row['user_id'] : $row['user_id'];

+ }

+ }

+ while ( $row = $db->sql_fetchrow($result) );

+ }

+

+ if ( $update_watched_sql != '' )

+ {

+ $sql = "UPDATE " . TOPICS_WATCH_TABLE . "

+ SET notify_status = " . TOPIC_WATCH_NOTIFIED . "

+ WHERE topic_id = $topic_id

+ AND user_id IN ($update_watched_sql)";

+ $db->sql_query($sql);

+ }

+ }

+

+ }

+

+ $sql = "SELECT topic_id

+ FROM " . TOPICS_WATCH_TABLE . "

+ WHERE topic_id = $topic_id

+ AND user_id = " . $userdata['user_id'];

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain topic watch information', '', __LINE__, __FILE__, $sql);

+ }

+

+ $row = $db->sql_fetchrow($result);

+

+ if ( !$notify_user && !empty($row['topic_id']) )

+ {

+ $sql = "DELETE FROM " . TOPICS_WATCH_TABLE . "

+ WHERE topic_id = $topic_id

+ AND user_id = " . $userdata['user_id'];

+ if ( !$result = $db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not delete topic watch information', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ else if ( $notify_user && empty($row['topic_id']) )

+ {

+ $sql = "INSERT INTO " . TOPICS_WATCH_TABLE . " (user_id, topic_id, notify_status)

+ VALUES (" . $userdata['user_id'] . ", $topic_id, 0)";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not insert topic watch information', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ }

+}

+

+function clean_words($mode, &$entry, &$stopword_list, &$synonym_list)

+{

+ // Weird, $init_match doesn't work with static when double quotes (") are used...

+ static $drop_char_match = array('^', '$', '&', '(', ')', '<', '>', '`', '\'', '"', '|', ',', '@', '_', '?', '%', '-', '~', '+', '.', '[', ']', '{', '}', ':', '\\', '/', '=', '#', '\'', ';', '!');

+ static $drop_char_replace = array(' ', ' ', ' ', ' ', ' ', ' ', ' ', '', '', ' ', ' ', ' ', ' ', '', ' ', ' ', '', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ' , ' ', ' ', ' ', ' ', ' ', ' ');

+

+ $entry = ' ' . strip_tags(strtolower($entry)) . ' ';

+

+ if ( $mode == 'post' )

+ {

+ // Replace line endings by a space

+ $entry = preg_replace('/[\n\r]/is', ' ', $entry);

+ // HTML entities like &nbsp;

+ $entry = preg_replace('/\b&[a-z]+;\b/', ' ', $entry);

+ // Remove URL's

+ $entry = preg_replace('/\b[a-z0-9]+:\/\/[a-z0-9\.\-]+(\/[a-z0-9\?\.%_\-\+=&\/]+)?/', ' ', $entry);

+ // Quickly remove BBcode.

+ $entry = preg_replace('/\[img:[a-z0-9]{10,}\].*?\[\/img:[a-z0-9]{10,}\]/', ' ', $entry);

+ $entry = preg_replace('/\[\/?url(=.*?)?\]/', ' ', $entry);

+ $entry = preg_replace('/\[\/?[a-z\*=\+\-]+(\:?[0-9a-z]+)?:[a-z0-9]{10,}(\:[a-z0-9]+)?=?.*?\]/', ' ', $entry);

+ }

+ else if ( $mode == 'search' )

+ {

+ $entry = str_replace('+', ' and ', $entry);

+ $entry = str_replace('-', ' not ', $entry);

+ }

+

+ // Replace numbers on their own

+ $entry = preg_replace('/\b[0-9]+\b/', ' ', $entry);

+

+ //

+ // Filter out strange characters like ^, $, &, change "it's" to "its"

+ //

+ for($i = 0; $i < count($drop_char_match); $i++)

+ {

+ $entry = str_replace($drop_char_match[$i], $drop_char_replace[$i], $entry);

+ }

+

+ if ( $mode == 'post' )

+ {

+ $entry = str_replace('*', ' ', $entry);

+

+ // 'words' that consist of <=3 or >=25 characters are removed.

+ $entry = preg_replace('/\b([a-z0-9]{1,3}|[a-z0-9]{20,})\b/',' ', $entry);

+ }

+

+ if ( !empty($stopword_list) )

+ {

+ for ($j = 0; $j < count($stopword_list); $j++)

+ {

+ $stopword = trim($stopword_list[$j]);

+

+ if ( $mode == 'post' || ( $stopword != 'not' && $stopword != 'and' && $stopword != 'or' ) )

+ {

+ $entry = preg_replace('#\b' . preg_quote($stopword) . '\b#', ' ', $entry);

+ }

+ }

+ }

+

+ if ( !empty($synonym_list) )

+ {

+ for ($j = 0; $j < count($synonym_list); $j++)

+ {

+ list($replace_synonym, $match_synonym) = split(' ', trim(strtolower($synonym_list[$j])));

+ if ( $mode == 'post' || ( $match_synonym != 'not' && $match_synonym != 'and' && $match_synonym != 'or' ) )

+ {

+ $entry = preg_replace('#\b' . trim($match_synonym) . '\b#', ' ' . trim($replace_synonym) . ' ', $entry);

+ }

+ }

+ }

+

+ return $entry;

+}

+

+function split_words(&$entry, $mode = 'post')

+{

+ $match = ( $mode == 'post' ) ? '/\b(\w[\w\']*\w+|\w+?)\b/' : '/(\*?[\w]+\*?)|\b([\w]+)\b/';

+ preg_match_all($match, $entry, $split_entries);

+

+ return $split_entries[1];

+}

+

+function add_search_words($post_id, $post_text, $post_title = '')

+{

+ global $db, $phpbb_root_path, $board_config, $lang;

+

+ $stopwords_array = @file($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/search_stopwords.txt');

+ $synonym_array = @file($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/search_synonyms.txt');

+

+ $search_raw_words = array();

+ $search_raw_words['text'] = split_words(clean_words('post', $post_text, $stopword_array, $synonym_array));

+ $search_raw_words['title'] = split_words(clean_words('post', $post_title, $stopword_array, $synonym_array));

+

+ $word = array();

+ $word_insert_sql = array();

+ while ( list($word_in, $search_matches) = @each($search_raw_words) )

+ {

+ $word_insert_sql[$word_in] = '';

+ if ( !empty($search_matches) )

+ {

+ for ($i = 0; $i < count($search_matches); $i++)

+ {

+ $search_matches[$i] = trim($search_matches[$i]);

+

+ if( $search_matches[$i] != '' )

+ {

+ $word[] = $search_matches[$i];

+ if ( !strstr($word_insert_sql[$word_in], "'" . $search_matches[$i] . "'") )

+ {

+ $word_insert_sql[$word_in] .= ( $word_insert_sql[$word_in] != '' ) ? ", '" . $search_matches[$i] . "'" : "'" . $search_matches[$i] . "'";

+ }

+ }

+ }

+ }

+ }

+

+ if ( count($word) )

+ {

+ sort($word);

+

+ $prev_word = '';

+ $word_text_sql = '';

+ $temp_word = array();

+ for($i = 0; $i < count($word); $i++)

+ {

+ if ( $word[$i] != $prev_word )

+ {

+ $temp_word[] = $word[$i];

+ $word_text_sql .= ( ( $word_text_sql != '' ) ? ', ' : '' ) . "'" . $word[$i] . "'";

+ }

+ $prev_word = $word[$i];

+ }

+ $word = $temp_word;

+

+ $check_words = array();

+ switch( SQL_LAYER )

+ {

+ case 'postgresql':

+ case 'msaccess':

+ case 'mssql-odbc':

+ case 'oracle':

+ case 'db2':

+ $sql = "SELECT word_id, word_text

+ FROM " . SEARCH_WORD_TABLE . "

+ WHERE word_text IN ($word_text_sql)";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not select words', '', __LINE__, __FILE__, $sql);

+ }

+

+ while ( $row = $db->sql_fetchrow($result) )

+ {

+ $check_words[$row['word_text']] = $row['word_id'];

+ }

+ break;

+ }

+

+ $value_sql = '';

+ $match_word = array();

+ for ($i = 0; $i < count($word); $i++)

+ {

+ $new_match = true;

+ if ( isset($check_words[$word[$i]]) )

+ {

+ $new_match = false;

+ }

+

+ if ( $new_match )

+ {

+ switch( SQL_LAYER )

+ {

+ case 'mysql':

+ case 'mysql4':

+ $value_sql .= ( ( $value_sql != '' ) ? ', ' : '' ) . '(\'' . $word[$i] . '\')';

+ break;

+ case 'mssql':

+ $value_sql .= ( ( $value_sql != '' ) ? ' UNION ALL ' : '' ) . "SELECT '" . $word[$i] . "'";

+ break;

+ default:

+ $sql = "INSERT INTO " . SEARCH_WORD_TABLE . " (word_text)

+ VALUES ('" . $word[$i] . "')";

+ if( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not insert new word', '', __LINE__, __FILE__, $sql);

+ }

+ break;

+ }

+ }

+ }

+

+ if ( $value_sql != '' )

+ {

+ switch ( SQL_LAYER )

+ {

+ case 'mysql':

+ case 'mysql4':

+ $sql = "INSERT IGNORE INTO " . SEARCH_WORD_TABLE . " (word_text)

+ VALUES $value_sql";

+ break;

+ case 'mssql':

+ $sql = "INSERT INTO " . SEARCH_WORD_TABLE . " (word_text)

+ $value_sql";

+ break;

+ }

+

+ if ( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not insert new word', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ }

+

+ while( list($word_in, $match_sql) = @each($word_insert_sql) )

+ {

+ $title_match = ( $word_in == 'title' ) ? 1 : 0;

+

+ if ( $match_sql != '' )

+ {

+ $sql = "INSERT INTO " . SEARCH_MATCH_TABLE . " (post_id, word_id, title_match)

+ SELECT $post_id, word_id, $title_match

+ FROM " . SEARCH_WORD_TABLE . "

+ WHERE word_text IN ($match_sql)";

+ if ( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not insert new word matches', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ }

+

+ if ( $mode == 'single' )

+ {

+ remove_common('single', 0.4, $word);

+ }

+

+ return;

+}

+

+//

+// Check if specified words are too common now

+//

+function remove_common($mode, $fraction, $word_id_list = array())

+{

+ global $db;

+

+ $sql = ( $mode == 'global' ) ? "SELECT COUNT(post_id) AS total_posts FROM " . SEARCH_MATCH_TABLE . " GROUP BY post_id" : "SELECT SUM(forum_posts) AS total_posts FROM " . FORUMS_TABLE;

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain post count', '', __LINE__, __FILE__, $sql);

+ }

+

+ $row = $db->sql_fetchrow($result);

+

+ if ( $row['total_posts'] >= 100 )

+ {

+ $common_threshold = floor($row['total_posts'] * $fraction);

+

+ if ( $mode == 'single' && count($word_id_list) )

+ {

+ $word_id_sql = '';

+ for($i = 0; $i < count($word_id_list); $i++)

+ {

+ $word_id_sql .= ( ( $word_id_sql != '' ) ? ', ' : '' ) . "'" . $word_id_list[$i] . "'";

+ }

+

+ $sql = "SELECT m.word_id

+ FROM " . SEARCH_MATCH_TABLE . " m, " . SEARCH_WORD_TABLE . " w

+ WHERE w.word_text IN ($word_id_sql)

+ AND m.word_id = w.word_id

+ GROUP BY m.word_id

+ HAVING COUNT(m.word_id) > $common_threshold";

+ }

+ else

+ {

+ $sql = "SELECT word_id

+ FROM " . SEARCH_MATCH_TABLE . "

+ GROUP BY word_id

+ HAVING COUNT(word_id) > $common_threshold";

+ }

+

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain common word list', '', __LINE__, __FILE__, $sql);

+ }

+

+ $common_word_id = '';

+ while ( $row = $db->sql_fetchrow($result) )

+ {

+ $common_word_id .= ( ( $common_word_id != '' ) ? ', ' : '' ) . $row['word_id'];

+ }

+ $db->sql_freeresult($result);

+

+ if ( $common_word_id != '' )

+ {

+ $sql = "UPDATE " . SEARCH_WORD_TABLE . "

+ SET word_common = " . TRUE . "

+ WHERE word_id IN ($common_word_id)";

+ if ( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not delete word list entry', '', __LINE__, __FILE__, $sql);

+ }

+

+ $sql = "DELETE FROM " . SEARCH_MATCH_TABLE . "

+ WHERE word_id IN ($common_word_id)";

+ if ( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not delete word match entry', '', __LINE__, __FILE__, $sql);

+ }

+ }

+ }

+

+ return $word_count;

+}

+

+function remove_search_post($post_id_sql)

+{

+ global $db;

+

+ $words_removed = false;

+

+ switch ( SQL_LAYER )

+ {

+ case 'mysql':

+ case 'mysql4':

+ $sql = "SELECT word_id

+ FROM " . SEARCH_MATCH_TABLE . "

+ WHERE post_id IN ($post_id_sql)

+ GROUP BY word_id";

+ if ( $result = $db->sql_query($sql) )

+ {

+ $word_id_sql = '';

+ while ( $row = $db->sql_fetchrow($result) )

+ {

+ $word_id_sql .= ( $word_id_sql != '' ) ? ', ' . $row['word_id'] : $row['word_id'];

+ }

+

+ $sql = "SELECT word_id

+ FROM " . SEARCH_MATCH_TABLE . "

+ WHERE word_id IN ($word_id_sql)

+ GROUP BY word_id

+ HAVING COUNT(word_id) = 1";

+ if ( $result = $db->sql_query($sql) )

+ {

+ $word_id_sql = '';

+ while ( $row = $db->sql_fetchrow($result) )

+ {

+ $word_id_sql .= ( $word_id_sql != '' ) ? ', ' . $row['word_id'] : $row['word_id'];

+ }

+

+ if ( $word_id_sql != '' )

+ {

+ $sql = "DELETE FROM " . SEARCH_WORD_TABLE . "

+ WHERE word_id IN ($word_id_sql)";

+ if ( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not delete word list entry', '', __LINE__, __FILE__, $sql);

+ }

+

+ $words_removed = $db->sql_affectedrows();

+ }

+ }

+ }

+ break;

+

+ default:

+ $sql = "DELETE FROM " . SEARCH_WORD_TABLE . "

+ WHERE word_id IN (

+ SELECT word_id

+ FROM " . SEARCH_MATCH_TABLE . "

+ WHERE word_id IN (

+ SELECT word_id

+ FROM " . SEARCH_MATCH_TABLE . "

+ WHERE post_id IN ($post_id_sql)

+ GROUP BY word_id

+ )

+ GROUP BY word_id

+ HAVING COUNT(word_id) = 1

+ )";

+ if ( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Could not delete old words from word table', '', __LINE__, __FILE__, $sql);

+ }

+

+ $words_removed = $db->sql_affectedrows();

+

+ break;

+ }

+

+ $sql = "DELETE FROM " . SEARCH_MATCH_TABLE . "

+ WHERE post_id IN ($post_id_sql)";

+ if ( !$db->sql_query($sql) )

+ {

+ message_die(GENERAL_ERROR, 'Error in deleting post', '', __LINE__, __FILE__, $sql);

+ }

+

+ return $words_removed;

+}

+

+//

+// Username search

+//

+function username_search($search_match)

+{

+ global $db, $board_config, $template, $lang, $images, $theme, $phpEx, $phpbb_root_path;

+ global $starttime, $gen_simple_header;

+

+ $gen_simple_header = TRUE;

+

+ $username_list = '';

+ if ( !empty($search_match) )

+ {

+ $username_search = preg_replace('/\*/', '%', trim(strip_tags($search_match)));

+

+ $sql = "SELECT username

+ FROM " . USERS_TABLE . "

+ WHERE username LIKE '" . str_replace("\'", "''", $username_search) . "'

+ ORDER BY username";

+ if ( !($result = $db->sql_query($sql)) )

+ {

+ message_die(GENERAL_ERROR, 'Could not obtain search results', '', __LINE__, __FILE__, $sql);

+ }

+

+ if ( $row = $db->sql_fetchrow($result) )

+ {

+ do

+ {

+ $username_list .= '<option value="' . $row['username'] . '">' . $row['username'] . '</option>';

+ }

+ while ( $row = $db->sql_fetchrow($result) );

+ }

+ else

+ {

+ $username_list .= '<option>' . $lang['No_match']. '</option>';

+ }

+ $db->sql_freeresult($result);

+ }

+

+ $page_title = $lang['Search'];

+ include($phpbb_root_path . 'includes/page_header.'.$phpEx);

+

+ $template->set_filenames(array(

+ 'search_user_body' => 'search_username.tpl')

+ );

+

+ $template->assign_vars(array(

+ 'USERNAME' => ( !empty($search_match) ) ? $search_match : '',

+

+ 'L_CLOSE_WINDOW' => $lang['Close_window'],

+ 'L_SEARCH_USERNAME' => $lang['Find_username'],

+ 'L_UPDATE_USERNAME' => $lang['Select_username'],

+ 'L_SELECT' => $lang['Select'],

+ 'L_SEARCH' => $lang['Search'],

+ 'L_SEARCH_EXPLAIN' => $lang['Search_author_explain'],

+ 'L_CLOSE_WINDOW' => $lang['Close_window'],

+

+ 'S_USERNAME_OPTIONS' => $username_list,

+ 'S_SEARCH_ACTION' => "search.$phpEx$SID&amp;mode=searchuser")

+ );

+

+ if ( $username_list != '' )

+ {

+ $template->assign_block_vars('switch_select_name', array());

+ }

+

+ $template->pparse('search_user_body');

+

+ include($phpbb_root_path . 'includes/page_tail.'.$phpEx);

+

+ return;

+}

+

+//

+// Fill smiley templates (or just the variables) with smileys

+// Either in a window or inline

+//

+function generate_smilies($mode, $page_id)

+{

+ global $db, $session, $board_config, $template, $lang, $theme, $phpEx, $phpbb_root_path;

+ global $user_ip, $starttime;

+ global $userdata;

+

+ $inline_columns = 4;

+ $inline_rows = 5;

+ $window_columns = 8;

+

+ if ( $mode == 'window' )

+ {

+ $userdata = $session->start();

+ $session->configure($userdata);

+

+ $page_title = $lang['Review_topic'] . " - $topic_title";

+ include($phpbb_root_path . 'includes/page_header.'.$phpEx);

+

+ $template->set_filenames(array(

+ 'smiliesbody' => 'posting_smilies.tpl')

+ );

+ }

+

+ $sql = "SELECT emoticon, code, smile_url

+ FROM " . SMILIES_TABLE . "

+ ORDER BY smilies_id";

+ $result = $db->sql_query($sql);

+

+ $num_smilies = 0;

+ $rowset = array();

+ while ( $row = $db->sql_fetchrow($result) )

+ {

+ if ( empty($rowset[$row['smile_url']]) )

+ {

+ $rowset[$row['smile_url']]['code'] = str_replace('\\', '\\\\', str_replace("'", "\\'", $row['code']));

+ $rowset[$row['smile_url']]['emoticon'] = $row['emoticon'];

+ $num_smilies++;

+ }

+ }

+

+ if ( $num_smilies )

+ {

+ $smilies_count = ( $mode == 'inline' ) ? min(19, $num_smilies) : $num_smilies;

+ $smilies_split_row = ( $mode == 'inline' ) ? $inline_columns - 1 : $window_columns - 1;

+

+ $s_colspan = 0;

+ $row = 0;

+ $col = 0;

+

+ while ( list($smile_url, $data) = @each($rowset) )

+ {

+ if ( !$col )

+ {

+ $template->assign_block_vars('smilies_row', array());

+ }

+

+ $template->assign_block_vars('smilies_row.smilies_col', array(

+ 'SMILEY_CODE' => $data['code'],

+ 'SMILEY_IMG' => $board_config['smilies_path'] . '/' . $smile_url,

+ 'SMILEY_DESC' => $data['emoticon'])

+ );

+

+ $s_colspan = max($s_colspan, $col + 1);

+

+ if ( $col == $smilies_split_row )

+ {

+ if ( $mode == 'inline' && $row == $inline_rows - 1 )

+ {

+ break;

+ }

+ $col = 0;

+ $row++;

+ }

+ else

+ {

+ $col++;

+ }

+ }

+

+ if ( $mode == 'inline' && $num_smilies > $inline_rows * $inline_columns )

+ {

+ $template->assign_block_vars('switch_smilies_extra', array());

+

+ $template->assign_vars(array(

+ 'L_MORE_SMILIES' => $lang['More_emoticons'],

+ 'U_MORE_SMILIES' => "posting.$phpEx$SID&amp;mode=smilies")

+ );

+ }

+

+ $template->assign_vars(array(

+ 'L_EMOTICONS' => $lang['Emoticons'],

+ 'L_CLOSE_WINDOW' => $lang['Close_window'],

+ 'S_SMILIES_COLSPAN' => $s_colspan)

+ );

+ }

+

+ if ( $mode == 'window' )

+ {

+ $template->display('smiliesbody');

+

+ include($phpbb_root_path . 'includes/page_tail.'.$phpEx);

+ }

+}

+

+?> \ No newline at end of file