mirror of
https://github.com/phpbb/phpbb.git
synced 2025-02-23 19:45:10 +01:00
202 lines
5.5 KiB
PHP
202 lines
5.5 KiB
PHP
<?php
|
|
|
|
set_time_limit(0);
|
|
$common_percent = 0.4; // Percentage of posts in which a word has to appear to be marked as common
|
|
|
|
$phpbb_root_path = "../";
|
|
|
|
include($phpbb_root_path . 'extension.inc');
|
|
include($phpbb_root_path . 'config.'.$phpEx);
|
|
include($phpbb_root_path . 'includes/constants.'.$phpEx);
|
|
include($phpbb_root_path . 'includes/db.'.$phpEx);
|
|
include($phpbb_root_path . 'includes/functions.'.$phpEx);
|
|
include($phpbb_root_path . 'includes/search.'.$phpEx);
|
|
|
|
print "<html>\n<body>\n";
|
|
|
|
//
|
|
// Try and load stopword and synonym files
|
|
//
|
|
//$stopword_array = file($phpbb_root_path . "language/lang_" . $board_config['default_lang'] . "/search_stopwords.txt");
|
|
//$synonym_array = file($phpbb_root_path . "language/lang_" . $board_config['default_lang'] . "/search_synonyms.txt");
|
|
|
|
// This needs fixing! Shouldn't be hardcoded to English files!
|
|
//$stopword_array = file($phpbb_root_path . "language/lang_english/search_stopwords.txt");
|
|
$synonym_array = file($phpbb_root_path . "language/lang_english/search_synonyms.txt");
|
|
/*
|
|
for ($j = 0; $j < count($stopword_array); $j++)
|
|
{
|
|
$filter_word = trim(strtolower($stopword_array[$j]));
|
|
$search[] = "/\b" . phpbb_preg_quote($filter_word, "/") . "\b/is";
|
|
$replace[] = '';
|
|
}
|
|
*/
|
|
|
|
//
|
|
// Fetch a batch of posts_text entries
|
|
//
|
|
$sql = "SELECT count(*) as total, max(post_id) as max_post_id
|
|
FROM ". POSTS_TEXT_TABLE;
|
|
if(!$result = $db->sql_query($sql))
|
|
{
|
|
$error = $db->sql_error();
|
|
die("Couldn't get maximum post ID :: " . $sql . " :: " . $error['message']);
|
|
}
|
|
$max_post_id = $db->sql_fetchrow($result);
|
|
$totalposts = $max_post_id['total'];
|
|
$max_post_id = $max_post_id['max_post_id'];
|
|
|
|
$postcounter = (!isset($HTTP_GET_VARS['batchstart'])) ? 0 : $HTTP_GET_VARS['batchstart'];
|
|
|
|
$batchsize = 200; // Process this many posts per loop
|
|
$batchcount = 0;
|
|
for(;$postcounter <= $max_post_id; $postcounter += $batchsize)
|
|
{
|
|
$batchstart = $postcounter + 1;
|
|
$batchend = $postcounter + $batchsize;
|
|
$batchcount++;
|
|
|
|
$sql = "SELECT *
|
|
FROM " . POSTS_TEXT_TABLE . "
|
|
WHERE post_id
|
|
BETWEEN $batchstart
|
|
AND $batchend";
|
|
if(!$posts_result = $db->sql_query($sql))
|
|
{
|
|
$error = $db->sql_error();
|
|
die("Couldn't get post_text :: " . $sql . " :: " . $error['message']);
|
|
}
|
|
|
|
$rowset = $db->sql_fetchrowset($posts_result);
|
|
|
|
if( $post_rows = $db->sql_numrows($posts_result) )
|
|
{
|
|
|
|
// $sql = "LOCK TABLES ".POST_TEXT_TABLE." WRITE";
|
|
// $result = $db->sql_query($sql);
|
|
print "\n<p>\n<a href='$PHP_SELF?batchstart=$batchstart'>Restart from posting $batchstart</a><br>\n";
|
|
|
|
// For every post in the batch:
|
|
for($post_nr = 0; $post_nr < $post_rows; $post_nr++ )
|
|
{
|
|
|
|
print ".";
|
|
flush();
|
|
$matches = array();
|
|
|
|
$post_id = $rowset[$post_nr]['post_id'];
|
|
$text = clean_words("post", $rowset[$post_nr]['post_text'], $synonym_array); // Cleaned up post
|
|
$text_title = clean_words("post", $rowset[$post_nr]['post_subject'], $synonym_array);
|
|
|
|
$matches = array();
|
|
$matches['text'] = split_words($text);
|
|
$matches['title'] = split_words($text_title);
|
|
|
|
while( list($match_type, $match_ary) = @each($matches) )
|
|
{
|
|
$title_match = ( $match_type == 'title' ) ? 1 : 0;
|
|
|
|
$num_matches = count($match_ary);
|
|
|
|
if ( $num_matches < 1 )
|
|
{
|
|
// Skip this post if no words where found
|
|
continue;
|
|
}
|
|
|
|
// For all words in the posting
|
|
$sql_in = "";
|
|
|
|
$sql_insert = '';
|
|
$sql_select = '';
|
|
|
|
$word = array();
|
|
$word_count = array();
|
|
|
|
for($j = 0; $j < $num_matches; $j++)
|
|
{
|
|
$this_word = strtolower(trim($match_ary[$j]));
|
|
if ( $this_word != '' )
|
|
{
|
|
$word_count[$this_word] = ( isset($word_count[$this_word]) ) ? $word_count[$this_word] + 1 : 0;
|
|
$comma = ($sql_insert != '')? ', ': '';
|
|
|
|
$sql_insert .= "$comma('" . $this_word . "')";
|
|
$sql_select .= "$comma'" . $this_word . "'";
|
|
}
|
|
}
|
|
|
|
if ( $sql_insert == '' )
|
|
{
|
|
die("no words found");
|
|
}
|
|
|
|
$sql = 'INSERT IGNORE INTO ' . SEARCH_WORD_TABLE . "
|
|
(word_text)
|
|
VALUES $sql_insert";
|
|
if ( !$result = $db->sql_query($sql) )
|
|
{
|
|
$error = $db->sql_error();
|
|
die("Couldn't INSERT words :: " . $sql . " :: " . $error['message']);
|
|
}
|
|
|
|
// Get the word_id's out of the DB (to see if they are already there)
|
|
$sql = "SELECT word_id, word_text
|
|
FROM " . SEARCH_WORD_TABLE . "
|
|
WHERE word_text IN ($sql_select)
|
|
GROUP BY word_text";
|
|
$result = $db->sql_query($sql);
|
|
if ( !$result )
|
|
{
|
|
$error = $db->sql_error();
|
|
die("Couldn't select words :: " . $sql . " :: " . $error['message']);
|
|
}
|
|
|
|
$sql_insert = array();
|
|
while( $row = $db->sql_fetchrow($result) )
|
|
{
|
|
$sql_insert[] = "($post_id, " . $row['word_id'] . ", $title_match)";
|
|
}
|
|
|
|
$db->sql_freeresult($result);
|
|
|
|
$sql = "INSERT INTO " . SEARCH_MATCH_TABLE . "
|
|
(post_id, word_id, title_match)
|
|
VALUES " . implode(", ", $sql_insert);
|
|
$result = $db->sql_query($sql);
|
|
if ( !$result )
|
|
{
|
|
$error = $db->sql_error();
|
|
die("Couldn't insert new word match :: " . $sql . " :: " . $error['message']);
|
|
}
|
|
|
|
} // All posts
|
|
}
|
|
|
|
// $sql = "UNLOCK TABLES";
|
|
// $result = $db->sql_query($sql);
|
|
|
|
}
|
|
else
|
|
{
|
|
print "Couldn't get rowcount for number of posts<br>$sql<br>\n";
|
|
} // All posts;
|
|
|
|
$db->sql_freeresult($posts_result);
|
|
|
|
// Remove common words after the first 2 batches and after every 4th batch after that.
|
|
if( $batchcount % 4 == 3 )
|
|
{
|
|
print "<br>Removing common words (words that appear in more than $common_percent of the posts)<br>\n";
|
|
flush();
|
|
print "Removed ". remove_common("global", $common_percent) ." words that where too common.<br>";
|
|
}
|
|
}
|
|
|
|
echo "<br>Done";
|
|
|
|
?>
|
|
|
|
</body>
|
|
</html>
|