/**
* Edit the search method and search index used.
* Calculates the size of the current search indexes in use.
* Allows to create and delete a fulltext index on the messages table.
* Allows to delete a custom index (that CreateMessageIndex() created).
* Called by ?action=admin;area=managesearch;sa=method.
* Requires the admin_forum permission.
*
* @uses ManageSearch template, 'select_search_method' sub-template.
*/
function EditSearchMethod()
{
global $txt, $context, $modSettings, $smcFunc, $db_type, $db_prefix;
$context[$context['admin_menu_name']]['current_subsection'] = 'method';
$context['page_title'] = $txt['search_method_title'];
$context['sub_template'] = 'select_search_method';
$context['supports_fulltext'] = $smcFunc['db_search_support']('fulltext');
// Load any apis.
$context['search_apis'] = loadSearchAPIs();
// Detect whether a fulltext index is set.
if ($context['supports_fulltext']) {
detectFulltextIndex();
}
if (!empty($_REQUEST['sa']) && $_REQUEST['sa'] == 'createfulltext') {
checkSession('get');
validateToken('admin-msm', 'get');
// Make sure it's gone before creating it.
$smcFunc['db_query']('', '
ALTER TABLE {db_prefix}messages
DROP INDEX body', array('db_error_skip' => true));
$smcFunc['db_query']('', '
ALTER TABLE {db_prefix}messages
ADD FULLTEXT body (body)', array());
$context['fulltext_index'] = 'body';
} elseif (!empty($_REQUEST['sa']) && $_REQUEST['sa'] == 'removefulltext' && !empty($context['fulltext_index'])) {
checkSession('get');
validateToken('admin-msm', 'get');
$smcFunc['db_query']('', '
ALTER TABLE {db_prefix}messages
DROP INDEX ' . implode(',
DROP INDEX ', $context['fulltext_index']), array('db_error_skip' => true));
$context['fulltext_index'] = '';
// Go back to the default search method.
if (!empty($modSettings['search_index']) && $modSettings['search_index'] == 'fulltext') {
updateSettings(array('search_index' => ''));
}
} elseif (!empty($_REQUEST['sa']) && $_REQUEST['sa'] == 'removecustom') {
checkSession('get');
validateToken('admin-msm', 'get');
db_extend();
$tables = $smcFunc['db_list_tables'](false, $db_prefix . 'log_search_words');
if (!empty($tables)) {
$smcFunc['db_search_query']('drop_words_table', '
DROP TABLE {db_prefix}log_search_words', array());
}
updateSettings(array('search_custom_index_config' => '', 'search_custom_index_resume' => ''));
// Go back to the default search method.
if (!empty($modSettings['search_index']) && $modSettings['search_index'] == 'custom') {
updateSettings(array('search_index' => ''));
}
} elseif (isset($_POST['save'])) {
checkSession();
validateToken('admin-msmpost');
updateSettings(array('search_index' => empty($_POST['search_index']) || !in_array($_POST['search_index'], array('fulltext', 'custom')) && !isset($context['search_apis'][$_POST['search_index']]) ? '' : $_POST['search_index'], 'search_force_index' => isset($_POST['search_force_index']) ? '1' : '0', 'search_match_words' => isset($_POST['search_match_words']) ? '1' : '0'));
}
$context['table_info'] = array('data_length' => 0, 'index_length' => 0, 'fulltext_length' => 0, 'custom_index_length' => 0);
// Get some info about the messages table, to show its size and index size.
if ($db_type == 'mysql') {
if (preg_match('~^`(.+?)`\\.(.+?)$~', $db_prefix, $match) !== 0) {
$request = $smcFunc['db_query']('', '
SHOW TABLE STATUS
FROM {string:database_name}
LIKE {string:table_name}', array('database_name' => '`' . strtr($match[1], array('`' => '')) . '`', 'table_name' => str_replace('_', '\\_', $match[2]) . 'messages'));
} else {
$request = $smcFunc['db_query']('', '
SHOW TABLE STATUS
LIKE {string:table_name}', array('table_name' => str_replace('_', '\\_', $db_prefix) . 'messages'));
}
if ($request !== false && $smcFunc['db_num_rows']($request) == 1) {
// Only do this if the user has permission to execute this query.
$row = $smcFunc['db_fetch_assoc']($request);
$context['table_info']['data_length'] = $row['Data_length'];
$context['table_info']['index_length'] = $row['Index_length'];
$context['table_info']['fulltext_length'] = $row['Index_length'];
$smcFunc['db_free_result']($request);
}
// Now check the custom index table, if it exists at all.
if (preg_match('~^`(.+?)`\\.(.+?)$~', $db_prefix, $match) !== 0) {
$request = $smcFunc['db_query']('', '
SHOW TABLE STATUS
FROM {string:database_name}
LIKE {string:table_name}', array('database_name' => '`' . strtr($match[1], array('`' => '')) . '`', 'table_name' => str_replace('_', '\\_', $match[2]) . 'log_search_words'));
} else {
$request = $smcFunc['db_query']('', '
SHOW TABLE STATUS
LIKE {string:table_name}', array('table_name' => str_replace('_', '\\_', $db_prefix) . 'log_search_words'));
}
if ($request !== false && $smcFunc['db_num_rows']($request) == 1) {
// Only do this if the user has permission to execute this query.
$row = $smcFunc['db_fetch_assoc']($request);
$context['table_info']['index_length'] += $row['Data_length'] + $row['Index_length'];
$context['table_info']['custom_index_length'] = $row['Data_length'] + $row['Index_length'];
$smcFunc['db_free_result']($request);
}
} elseif ($db_type == 'postgresql') {
// In order to report the sizes correctly we need to perform vacuum (optimize) on the tables we will be using.
db_extend();
$temp_tables = $smcFunc['db_list_tables']();
foreach ($temp_tables as $table) {
if ($table == $db_prefix . 'messages' || $table == $db_prefix . 'log_search_words') {
$smcFunc['db_optimize_table']($table);
}
}
// PostGreSql has some hidden sizes.
$request = $smcFunc['db_query']('', '
SELECT relname, relpages * 8 *1024 AS "KB" FROM pg_class
WHERE relname = {string:messages} OR relname = {string:log_search_words}
ORDER BY relpages DESC', array('messages' => $db_prefix . 'messages', 'log_search_words' => $db_prefix . 'log_search_words'));
if ($request !== false && $smcFunc['db_num_rows']($request) > 0) {
while ($row = $smcFunc['db_fetch_assoc']($request)) {
if ($row['relname'] == $db_prefix . 'messages') {
$context['table_info']['data_length'] = (int) $row['KB'];
$context['table_info']['index_length'] = (int) $row['KB'];
// Doesn't support fulltext
$context['table_info']['fulltext_length'] = $txt['not_applicable'];
} elseif ($row['relname'] == $db_prefix . 'log_search_words') {
$context['table_info']['index_length'] = (int) $row['KB'];
$context['table_info']['custom_index_length'] = (int) $row['KB'];
}
}
$smcFunc['db_free_result']($request);
} else {
// Didn't work for some reason...
$context['table_info'] = array('data_length' => $txt['not_applicable'], 'index_length' => $txt['not_applicable'], 'fulltext_length' => $txt['not_applicable'], 'custom_index_length' => $txt['not_applicable']);
}
} else {
$context['table_info'] = array('data_length' => $txt['not_applicable'], 'index_length' => $txt['not_applicable'], 'fulltext_length' => $txt['not_applicable'], 'custom_index_length' => $txt['not_applicable']);
}
// Format the data and index length in kilobytes.
foreach ($context['table_info'] as $type => $size) {
// If it's not numeric then just break. This database engine doesn't support size.
if (!is_numeric($size)) {
break;
}
$context['table_info'][$type] = comma_format($context['table_info'][$type] / 1024) . ' ' . $txt['search_method_kilobytes'];
}
$context['custom_index'] = !empty($modSettings['search_custom_index_config']);
$context['partial_custom_index'] = !empty($modSettings['search_custom_index_resume']) && empty($modSettings['search_custom_index_config']);
$context['double_index'] = !empty($context['fulltext_index']) && $context['custom_index'];
createToken('admin-msmpost');
createToken('admin-msm', 'get');
}
function EditSearchMethod()
{
global $txt, $context, $modSettings, $db_type, $db_prefix;
$context[$context['admin_menu_name']]['current_subsection'] = 'method';
$context['page_title'] = $txt['search_method_title'];
$context['sub_template'] = 'select_search_method';
// Load any apis.
$context['search_apis'] = loadSearchAPIs();
if (!empty($_REQUEST['sa']) && $_REQUEST['sa'] == 'removecustom') {
checkSession('get');
db_extend();
$tables = smf_db_list_tables(false, $db_prefix . 'log_search_words');
if (!empty($tables)) {
smf_db_query('
DROP TABLE {db_prefix}log_search_words', array());
}
updateSettings(array('search_custom_index_config' => '', 'search_custom_index_resume' => ''));
// Go back to the default search method.
if (!empty($modSettings['search_index']) && $modSettings['search_index'] == 'custom') {
updateSettings(array('search_index' => ''));
}
} elseif (isset($_POST['save'])) {
checkSession();
updateSettings(array('search_index' => empty($_POST['search_index']) || !in_array($_POST['search_index'], array('custom', 'sphinx', 'sphinxql')) && !isset($context['search_apis'][$_POST['search_index']]) ? '' : $_POST['search_index'], 'search_force_index' => isset($_POST['search_force_index']) ? '1' : '0', 'search_match_words' => isset($_POST['search_match_words']) ? '1' : '0'));
}
$context['table_info'] = array('data_length' => 0, 'index_length' => 0, 'fulltext_length' => 0, 'custom_index_length' => 0);
// Get some info about the messages table, to show its size and index size.
if ($db_type == 'mysql') {
if (preg_match('~^`(.+?)`\\.(.+?)$~', $db_prefix, $match) !== 0) {
$request = smf_db_query('
SHOW TABLE STATUS
FROM {string:database_name}
LIKE {string:table_name}', array('database_name' => '`' . strtr($match[1], array('`' => '')) . '`', 'table_name' => str_replace('_', '\\_', $match[2]) . 'messages'));
} else {
$request = smf_db_query('
SHOW TABLE STATUS
LIKE {string:table_name}', array('table_name' => str_replace('_', '\\_', $db_prefix) . 'messages'));
}
if ($request !== false && mysql_num_rows($request) == 1) {
// Only do this if the user has permission to execute this query.
$row = mysql_fetch_assoc($request);
$context['table_info']['data_length'] = $row['Data_length'];
$context['table_info']['index_length'] = $row['Index_length'];
$context['table_info']['fulltext_length'] = $row['Index_length'];
mysql_free_result($request);
}
// Now check the custom index table, if it exists at all.
if (preg_match('~^`(.+?)`\\.(.+?)$~', $db_prefix, $match) !== 0) {
$request = smf_db_query('
SHOW TABLE STATUS
FROM {string:database_name}
LIKE {string:table_name}', array('database_name' => '`' . strtr($match[1], array('`' => '')) . '`', 'table_name' => str_replace('_', '\\_', $match[2]) . 'log_search_words'));
} else {
$request = smf_db_query('
SHOW TABLE STATUS
LIKE {string:table_name}', array('table_name' => str_replace('_', '\\_', $db_prefix) . 'log_search_words'));
}
if ($request !== false && mysql_num_rows($request) == 1) {
// Only do this if the user has permission to execute this query.
$row = mysql_fetch_assoc($request);
$context['table_info']['index_length'] += $row['Data_length'] + $row['Index_length'];
$context['table_info']['custom_index_length'] = $row['Data_length'] + $row['Index_length'];
mysql_free_result($request);
}
} else {
$context['table_info'] = array('data_length' => $txt['not_applicable'], 'index_length' => $txt['not_applicable'], 'fulltext_length' => $txt['not_applicable'], 'custom_index_length' => $txt['not_applicable']);
}
// Format the data and index length in kilobytes.
foreach ($context['table_info'] as $type => $size) {
// If it's not numeric then just break. This database engine doesn't support size.
if (!is_numeric($size)) {
break;
}
$context['table_info'][$type] = comma_format($context['table_info'][$type] / 1024) . ' ' . $txt['search_method_kilobytes'];
}
$context['custom_index'] = !empty($modSettings['search_custom_index_config']);
$context['partial_custom_index'] = !empty($modSettings['search_custom_index_resume']) && empty($modSettings['search_custom_index_config']);
$context['double_index'] = !empty($context['fulltext_index']) && $context['custom_index'];
}