$board_config['max_post_chars'] ) )
{
$warn_msg .= ( !strlen($message) ) ? $lang['Too_few_chars'] . '
' : $lang['Too_many_chars'] . '
';
}
// Smiley check
if ( $board_config['max_post_smilies'] && $smilies )
{
$sql = "SELECT code
FROM " . SMILIES_TABLE;
$result = $db->sql_query($sql);
$match = 0;
while ( $row = $db->sql_fetchrow($result))
{
if ( preg_match_all('#('. preg_quote($row['code'], '#') . ')#', $message, $matches) )
{
$match++;
}
if ( $match > $board_config['max_post_smilies'] )
{
$warn_msg .= $lang['Too_many_smilies'] . '
';
break;
}
}
$db->sql_freeresult($result);
unset($matches);
}
// Specialchars message here ... ?
$message = htmlspecialchars($message, ENT_COMPAT, $lang['ENCODING']);
if ( $warn_msg )
{
return $warn_msg;
}
$warn_msg .= $this->html($message, $html);
$warn_msg .= $this->bbcode($message, $bbcode, $uid);
$warn_msg .= $this->magic_url($message, $url);
$warn_msg .= $this->attach($_FILE);
return $warn_msg;
}
function html(&$message, $html)
{
global $board_config, $lang;
if ( $html )
{
// If $html is true then "allowed_tags" are converted back from entity
// form, others remain
$allowed_tags = split(',', str_replace(' ', '', $board_config['allow_html_tags']));
$match = array();
$replace = array();
foreach ( $allowed_tags as $tag )
{
$match[] = '#<(\/?' . str_replace('*', '.*?', $tag) . ')>#i';
$replace[] = '<\1>';
}
$message = preg_replace($match, $replace, $message);
}
return;
}
function bbcode(&$message, $bbcode, $uid)
{
global $board_config;
}
// Replace magic urls of form http://xxx.xxx., www.xxx. and xxx@xxx.xxx.
// Cuts down displayed size of link if over 50 chars, turns absolute links
// into relative versions when the server/script path matches the link
function magic_url(&$message, $url)
{
global $board_config;
if ( $url )
{
$server_protocol = ( $board_config['cookie_secure'] ) ? 'https://' : 'http://';
$server_port = ( $board_config['server_port'] <> 80 ) ? ':' . trim($board_config['server_port']) . '/' : '/';
$match = array();
$replace = array();
// relative urls for this board
$match[] = '#' . $server_protocol . trim($board_config['server_name']) . $server_port . preg_replace('/^\/?(.*?)(\/)?$/', '\1', trim($board_config['script_path'])) . '/([^\t <\n\r\"]+)#i';
$replace[] = '\1';
// matches a xxxx://aaaaa.bbb.cccc. ...
$match[] = '#([\n ])([\w]+?://.*?)([\t\n\r <"\'])#ie';
$replace[] = "'\\1' . ( ( strlen('\\2') > 55 ) ?substr('\\2', 0, 39) . ' ... ' . substr('\\2', -10) : '\\2' ) . '\\3'";
// matches a "www.xxxx.yyyy[/zzzz]" kinda lazy URL thing
$match[] = '#(^|[\n ])(www\.[\w\-]+\.[\w\-.\~]+(?:/[^\t <\n\r\"]*)?)#ie';
$replace[] = "'\\1' . ( ( strlen('\\2') > 55 ) ?substr('\\2', 0, 39) . ' ... ' . substr('\\2', -10) : '\\2' ) . ''";
// matches an email@domain type address at the start of a line, or after a space.
$match[] = '#(^|[\n ])([a-z0-9\-_.]+?@[\w\-]+\.([\w\-\.]+\.)?[\w]+)#ie';
$replace[] = "'\\1' . ( ( strlen('\\2') > 55 ) ?substr('\\2', 0, 39) . ' ... ' . substr('\\2', -10) : '\\2' ) . ''";
$message = preg_replace($match, $replace, $message);
}
}
// Based off of Acyd Burns Mod
function attach($file_ary)
{
global $board_config;
$allowed_ext = explode(',', $board_config['attach_ext']);
}
}
// Will parse poll info ... probably
class parse_poll extends parse_message
{
function parse_poll()
{
global $board_config;
}
}
// Parses a given message and updates/maintains
// the fulltext word indexes NOTE this is not complete
// nor 'entirely' (!) functional ...
class fulltext_search
{
function split_words(&$text)
{
global $user, $board_config;
static $drop_char_match = array('^', '$', '&', '(', ')', '<', '>', '`', '\'', '"', '|', ',', '@', '_', '?', '%', '-', '~', '+', '.', '[', ']', '{', '}', ':', '\\', '/', '=', '#', '\'', ';', '!', '*');
static $drop_char_replace = array(' ', ' ', ' ', ' ', ' ', ' ', ' ', '', '', ' ', ' ', ' ', ' ', '', ' ', ' ', '', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ' , ' ', ' ', ' ', ' ', ' ', ' ', ' ');
$stopwords_list = @file($user->lang_path . '/search_stopwords.txt');
$synonym_list = @file($user->lang_path . '/search_synonyms.txt');
$match = array();
// New lines, carriage returns
$match[] = "#[\n\r]+#";
// HTML and NCRs like etc.
$match[] = '#<(.*?)>.*?<\/\1>#'; // BAD!
$match[] = '#\b&\#?[a-z0-9]+;\b#';
// URL's
$match[] = '#\b[\w]+:\/\/[a-z0-9\.\-]+(\/[a-z0-9\?\.%_\-\+=&\/]+)?#';
// BBcode
$match[] = '#\[img:[a-z0-9]{10,}\].*?\[\/img:[a-z0-9]{10,}\]#';
$match[] = '#\[\/?url(=.*?)?\]#';
$match[] = '#\[\/?[a-z\*=\+\-]+(\:?[0-9a-z]+)?:[a-z0-9]{10,}(\:[a-z0-9]+)?=?.*?\]#';
// Sequences < min_search_chars & < max_search_chars
$match[] = '#\b([a-z0-9]{1,' . $board_config['min_search_chars'] . '}|[a-z0-9]{' . $board_config['max_search_chars'] . ',})\b#';
$text = preg_replace($match, ' ', ' ' . strtolower($text) . ' ');
// Filter out non-alphabetical chars
for($i = 0; $i < count($drop_char_match); $i++)
{
$text = str_replace($drop_char_match[$i], $drop_char_replace[$i], $text);
}
if ( !empty($stopwords_list) )
{
$text = str_replace($stopwords_list, '', $text);
}
if ( !empty($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' ) )
{
$text = preg_replace('#\b' . trim($match_synonym) . '\b#', ' ' . trim($replace_synonym) . ' ', $text);
}
}
}
echo "
\n\n";
echo "cleaned_text => " . htmlentities($text);
echo "
\n\n";
preg_match_all('/\b([\w]+)\b/', $text, $split_entries);
return array_unique($split_entries[1]);
}
function add(&$post_id, &$new_msg, &$new_title, $old_msg = '', $old_title = '')
{
global $board_config, $db;
$mtime = explode(' ', microtime());
$starttime = $mtime[1] + $mtime[0];
//
// Split old and new post/subject to obtain array of 'words'
//
$split_text_new = $this->split_words($new_msg);
$split_text_old = $this->split_words(addslashes($old_msg));
$split_title_new = ( $new_title ) ? $this->split_words($new_title) : array();
$split_title_old = ( $old_title ) ? $this->split_words(addslashes($old_title)) : array();
//
// Define new words to be added and old words to be removed
//
$words = array();
$words['add']['text'] = array_diff($split_text_new, $split_text_old);
$words['del']['text'] = array_diff($split_text_old, $split_text_new);
$words['add']['title'] = array_diff($split_title_new, $split_title_old);
$words['del']['title'] = array_diff($split_title_old, $split_title_new);
//
// Get unique words from the above arrays
//
$unique_add_words = array_unique(array_merge($words['add']['text'], $words['add']['title']));
//
// We now have unique arrays of all words to be added and removed and
// individual arrays of added and removed words for text and title. What
// we need to do now is add the new words (if they don't already exist)
// and then add (or remove) matches between the words and this post
//
if ( sizeof($unique_add_words) )
{
$word_id = array();
$new_word = array();
$sql = "SELECT word_id, word_text
FROM " . SEARCH_WORD_TABLE . "
WHERE word_text IN (" . implode(', ', preg_replace('#^(.*)$#', '\'\1\'', $unique_words)) . ")";
$result = $db->sql_query($sql);
while ( $row = $db->sql_fetchrow($result) )
{
$word_id[$row['word_text']] = $row['word_id'];
}
$db->sql_freeresult($result);
foreach ( $unique_words as $word )
{
if ( empty($word_id[$word]) )
{
$new_words[] = $row['word_text'];
}
}
unset($unique_words);
switch( SQL_LAYER )
{
case 'postgresql':
case 'msaccess':
case 'mssql-odbc':
case 'oracle':
case 'db2':
foreach ( $new_words as $word )
{
$sql = "INSERT INTO " . SEARCH_WORD_TABLE . " (word_text)
VALUES ('" . $word . "')";
$db->sql_query($sql);
}
break;
default:
switch( SQL_LAYER )
{
case 'mysql':
case 'mysql4':
$value_sql = implode(', ', preg_replace('#^(.*)$#', '(\'\1\')', $new_words));
break;
case mssql:
$value_sql = implode(' UNION ALL ', preg_replace('#^(.*)$#', 'SELECT \'\1\'', $new_words));
break;
}
if ( $value_sql )
{
$sql = "INSERT INTO " . SEARCH_WORD_TABLE . " (word_text)
VALUES $value_sql";
$db->sql_query($sql);
}
}
}
$unique_words = array_unique(array_merge($words['del']['text'], $words['del']['title']));
$word_id = array();
if ( count($unique_words) )
{
$sql = "SELECT word_id, word_text
FROM " . SEARCH_WORD_TABLE . "
WHERE word_text IN (" . implode(', ', preg_replace('#^(.*)$#', '\'\1\'', $unique_words)) . ")";
$result = $db->sql_query($sql);
while ( $row = $db->sql_fetchrow($result) )
{
if ( !empty($words['del']['title']) )
{
$words['del']['title'][] = $row['word_id'];
}
if ( !empty($words['del']['text']) )
{
$words['del']['text'][] = $row['word_id'];
}
}
$db->sql_freeresult($result);
unset($unique_words);
}
foreach ( $words as $sql_type => $word_in_ary )
{
foreach ( $word_in_ary as $word_in => $word_ary )
{
$word_sql = ( $sql_type == 'add' ) ? implode(', ', preg_replace('#^(.*)$#', '\'\1\'', $word_ary)) : implode(', ', $word_id);
$title_match = ( $word_in == 'title' ) ? 1 : 0;
if ( $word_sql != '' )
{
echo "
" . $sql = ( $sql_type == 'add' ) ? "INSERT INTO " . SEARCH_MATCH_TABLE . " (post_id, word_id, title_match) SELECT $post_id, word_id, $title_match FROM " . SEARCH_WORD_TABLE . " WHERE word_text IN ($word_sql)" : "DELETE FROM " . SEARCH_MATCH_TABLE . " WHERE post_id = $post_id AND title_match = $title_match AND word_id IN ($word_sql)";
$db->sql_query($sql);
}
}
}
unset($words);
unset($word_in_ary);
$mtime = explode(' ', microtime());
echo "
";
echo $mtime[1] + $mtime[0] - $starttime;
echo "
";
print_r($new_words);
echo "
";
print_r($del_words);
echo "
";
// Run the cleanup infrequently, once per session cleanup
if ( $board_config['session_last_gc'] < time - ( $board_config['session_gc'] / 2 ) )
{
$this->search_tidy();
}
}
//
// Tidy up indexes, tag 'common words', remove
// words no longer referenced in the match table, etc.
//
function search_tidy()
{
global $db;
// Remove common (> 60% of posts ) words
$result = $db->sql_query("SELECT SUM(forum_posts) AS total_posts FROM " . FORUMS_TABLE);
$row = $db->sql_fetchrow($result);
if ( $row['total_posts'] >= 100 )
{
$sql = "SELECT word_id
FROM " . SEARCH_MATCH_TABLE . "
GROUP BY word_id
HAVING COUNT(word_id) > " . floor($row['total_posts'] * 0.6);
$result = $db->sql_query($sql);
$in_sql = '';
while ( $row = $db->sql_fetchrow($result) )
{
$in_sql .= ( ( $in_sql != '' ) ? ', ' : '' ) . $row['word_id'];
}
$db->sql_freeresult($result);
if ( $in_sql )
{
$sql = "UPDATE " . SEARCH_WORD_TABLE . "
SET word_common = " . TRUE . "
WHERE word_id IN ($in_sql)";
$db->sql_query($sql);
$sql = "DELETE FROM " . SEARCH_MATCH_TABLE . "
WHERE word_id IN ($in_sql)";
$db->sql_query($sql);
}
}
// Remove words with no matches ... this is a potentially nasty query
$sql = "SELECT w.word_id
FROM ( " . SEARCH_WORD_TABLE . " w
LEFT JOIN " . SEARCH_MATCH_TABLE . " m ON w.word_id = m.word_id
AND m.word_id IS NULL
GROUP BY m.word_id";
$result = $db->sql_query($sql);
if ( $row = $db->sql_fetchrow($result) )
{
$in_sql = '';
while ( $row = $db->sql_fetchrow($result) )
{
$in_sql .= ( ( $in_sql != '' ) ? ', ' : '' ) . $row['word_id'];
}
$db->sql_freeresult($result);
if ( $in_sql )
{
$sql = "DELETE FROM " . SEARCH_WORD_TABLE . "
WHERE word_id IN ($in_sql)";
$db->sql_query($sql);
}
}
}
}
//
// Fill smiley templates (or just the variables) with smileys
// Either in a window or inline
//
function generate_smilies($mode)
{
global $SID, $auth, $db, $session, $board_config, $template, $theme, $lang;
global $user_ip, $starttime;
global $phpEx, $phpbb_root_path;
global $user, $userdata;
if ( $mode == 'window' )
{
$page_title = $lang['Review_topic'] . " - $topic_title";
include($phpbb_root_path . 'includes/page_header.'.$phpEx);
$template->set_filenames(array(
'smiliesbody' => 'posting_smilies.html')
);
}
$where_sql = ( $mode == 'inline' ) ? 'WHERE smile_on_posting = 1 ' : '';
$sql = "SELECT emoticon, code, smile_url, smile_width, smile_height
FROM " . SMILIES_TABLE . "
$where_sql
ORDER BY smile_order, smile_width, smile_height, smilies_id";
$result = $db->sql_query($sql);
$num_smilies = 0;
$smile_array = array();
if ( $row = $db->sql_fetchrow($result) )
{
do
{
if ( !in_array($row['smile_url'], $smile_array) )
{
if ( $mode == 'window' || ( $mode == 'inline' && $num_smilies < 20 ) )
{
$template->assign_block_vars('emoticon', array(
'SMILEY_CODE' => $row['code'],
'SMILEY_IMG' => $board_config['smilies_path'] . '/' . $row['smile_url'],
'SMILEY_WIDTH' => $row['smile_width'],
'SMILEY_HEIGHT' => $row['smile_height'],
'SMILEY_DESC' => $row['emoticon'])
);
}
$smile_array[] = $row['smile_url'];
$num_smilies++;
}
}
while ( ( $row = $db->sql_fetchrow($result) ) );
$db->sql_freeresult($result);
if ( $mode == 'inline' && $num_smilies >= 20 )
{
$template->assign_vars(array(
'S_SHOW_EMOTICON_LINK' => true,
'L_MORE_SMILIES' => $lang['More_emoticons'],
'U_MORE_SMILIES' => "posting.$phpEx$SID&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);
}
}
//
// END NEW CODE
// ---------------------------------------------
?>