/phpmyadmin/libraries/db_info.inc.php
PHP | 266 lines | 166 code | 31 blank | 69 comment | 59 complexity | 91dfa5b07406895f9952ae2f0f20fa4e MD5 | raw file
Possible License(s): GPL-2.0, Apache-2.0
- <?php
- /* vim: set expandtab sw=4 ts=4 sts=4: */
- /**
- * Gets the list of the table in the current db and informations about these
- * tables if possible
- *
- * fills tooltip arrays and provides $tables, $num_tables, $is_show_stats
- * and $db_is_information_schema
- *
- * speedup view on locked tables
- *
- * @package PhpMyAdmin
- */
- if (! defined('PHPMYADMIN')) {
- exit;
- }
- /**
- * requirements
- */
- require_once './libraries/common.inc.php';
- /**
- * limits for table list
- */
- if (! isset($_SESSION['tmp_user_values']['table_limit_offset']) || $_SESSION['tmp_user_values']['table_limit_offset_db'] != $db) {
- $_SESSION['tmp_user_values']['table_limit_offset'] = 0;
- $_SESSION['tmp_user_values']['table_limit_offset_db'] = $db;
- }
- if (isset($_REQUEST['pos'])) {
- $_SESSION['tmp_user_values']['table_limit_offset'] = (int) $_REQUEST['pos'];
- }
- $pos = $_SESSION['tmp_user_values']['table_limit_offset'];
- /**
- * fills given tooltip arrays
- *
- * @param array $tooltip_truename tooltip data
- * @param array $tooltip_aliasname tooltip data
- * @param array $table tabledata
- */
- function PMA_fillTooltip(&$tooltip_truename, &$tooltip_aliasname, $table)
- {
- if (strstr($table['Comment'], '; InnoDB free') === false) {
- if (!strstr($table['Comment'], 'InnoDB free') === false) {
- // here we have just InnoDB generated part
- $table['Comment'] = '';
- }
- } else {
- // remove InnoDB comment from end, just the minimal part (*? is non greedy)
- $table['Comment'] = preg_replace('@; InnoDB free:.*?$@', '', $table['Comment']);
- }
- // views have VIEW as comment so it's not a real comment put by a user
- if ('VIEW' == $table['Comment']) {
- $table['Comment'] = '';
- }
- if (empty($table['Comment'])) {
- $table['Comment'] = $table['Name'];
- } else {
- // why?
- $table['Comment'] .= ' ';
- }
- if ($GLOBALS['cfg']['ShowTooltipAliasTB']
- && $GLOBALS['cfg']['ShowTooltipAliasTB'] !== 'nested') {
- $tooltip_truename[$table['Name']] = $table['Comment'];
- $tooltip_aliasname[$table['Name']] = $table['Name'];
- } else {
- $tooltip_truename[$table['Name']] = $table['Name'];
- $tooltip_aliasname[$table['Name']] = $table['Comment'];
- }
- if (isset($table['Create_time']) && !empty($table['Create_time'])) {
- $tooltip_aliasname[$table['Name']] .= ', ' . __('Creation')
- . ': ' . PMA_localisedDate(strtotime($table['Create_time']));
- }
- if (! empty($table['Update_time'])) {
- $tooltip_aliasname[$table['Name']] .= ', ' . __('Last update')
- . ': ' . PMA_localisedDate(strtotime($table['Update_time']));
- }
- if (! empty($table['Check_time'])) {
- $tooltip_aliasname[$table['Name']] .= ', ' . __('Last check')
- . ': ' . PMA_localisedDate(strtotime($table['Check_time']));
- }
- }
- PMA_checkParameters(array('db'));
- /**
- * @global bool whether to display extended stats
- */
- $is_show_stats = $cfg['ShowStats'];
- /**
- * @global bool whether selected db is information_schema
- */
- $db_is_information_schema = false;
- if (PMA_is_system_schema($db)) {
- $is_show_stats = false;
- $db_is_information_schema = true;
- }
- /**
- * @global array information about tables in db
- */
- $tables = array();
- // When used in Nested table group mode, only show tables matching the given groupname
- if (PMA_isValid($tbl_group) && !$cfg['ShowTooltipAliasTB']) {
- $tbl_group_sql = ' LIKE "' . PMA_escape_mysql_wildcards($tbl_group) . '%"';
- } else {
- $tbl_group_sql = '';
- }
- if ($cfg['ShowTooltip']) {
- $tooltip_truename = array();
- $tooltip_aliasname = array();
- }
- // Special speedup for newer MySQL Versions (in 4.0 format changed)
- if (true === $cfg['SkipLockedTables']) {
- $db_info_result = PMA_DBI_query('SHOW OPEN TABLES FROM ' . PMA_backquote($db) . ';');
- // Blending out tables in use
- if ($db_info_result && PMA_DBI_num_rows($db_info_result) > 0) {
- while ($tmp = PMA_DBI_fetch_row($db_info_result)) {
- // if in use memorize tablename
- if (preg_match('@in_use=[1-9]+@i', $tmp[1])) {
- $sot_cache[$tmp[0]] = true;
- }
- }
- PMA_DBI_free_result($db_info_result);
- if (isset($sot_cache)) {
- $db_info_result = PMA_DBI_query(
- 'SHOW TABLES FROM ' . PMA_backquote($db) . $tbl_group_sql . ';',
- null, PMA_DBI_QUERY_STORE);
- if ($db_info_result && PMA_DBI_num_rows($db_info_result) > 0) {
- while ($tmp = PMA_DBI_fetch_row($db_info_result)) {
- if (! isset($sot_cache[$tmp[0]])) {
- $sts_result = PMA_DBI_query(
- 'SHOW TABLE STATUS FROM ' . PMA_backquote($db)
- . ' LIKE \'' . PMA_sqlAddSlashes($tmp[0], true) . '\';');
- $sts_tmp = PMA_DBI_fetch_assoc($sts_result);
- PMA_DBI_free_result($sts_result);
- unset($sts_result);
- if (! isset($sts_tmp['Type']) && isset($sts_tmp['Engine'])) {
- $sts_tmp['Type'] =& $sts_tmp['Engine'];
- }
- if (!empty($tbl_group) && $cfg['ShowTooltipAliasTB']
- && !preg_match('@' . preg_quote($tbl_group, '@') . '@i', $sts_tmp['Comment'])) {
- continue;
- }
- if ($cfg['ShowTooltip']) {
- PMA_fillTooltip($tooltip_truename, $tooltip_aliasname, $sts_tmp);
- }
- $tables[$sts_tmp['Name']] = $sts_tmp;
- } else { // table in use
- $tables[$tmp[0]] = array('Name' => $tmp[0]);
- }
- }
- if ($GLOBALS['cfg']['NaturalOrder']) {
- uksort($tables, 'strnatcasecmp');
- }
- $sot_ready = true;
- } elseif ($db_info_result) {
- PMA_DBI_free_result($db_info_result);
- }
- unset($sot_cache);
- }
- unset($tmp);
- } elseif ($db_info_result) {
- PMA_DBI_free_result($db_info_result);
- }
- }
- if (! isset($sot_ready)) {
- // Set some sorting defaults
- $sort = 'Name';
- $sort_order = 'ASC';
- if (isset($_REQUEST['sort'])) {
- $sortable_name_mappings = array(
- 'table' => 'Name',
- 'records' => 'Rows',
- 'type' => 'Engine',
- 'collation' => 'Collation',
- 'size' => 'Data_length',
- 'overhead' => 'Data_free'
- );
- // Make sure the sort type is implemented
- if (isset($sortable_name_mappings[$_REQUEST['sort']])) {
- $sort = $sortable_name_mappings[$_REQUEST['sort']];
- if ($_REQUEST['sort_order'] == 'DESC') {
- $sort_order = 'DESC';
- }
- }
- }
- if (! empty($tbl_group) && ! $cfg['ShowTooltipAliasTB']) {
- // only tables for selected group
- $tables = PMA_DBI_get_tables_full($db, $tbl_group, true, null, 0, false, $sort, $sort_order);
- } elseif (! empty($tbl_group) && $cfg['ShowTooltipAliasTB']) {
- // only tables for selected group,
- // but grouping is done on comment ...
- $tables = PMA_DBI_get_tables_full($db, $tbl_group, 'comment', null, 0, false, $sort, $sort_order);
- } else {
- // all tables in db
- // - get the total number of tables
- // (needed for proper working of the MaxTableList feature)
- $tables = PMA_DBI_get_tables($db);
- $total_num_tables = count($tables);
- if (isset($sub_part) && $sub_part == '_export') {
- // (don't fetch only a subset if we are coming from db_export.php,
- // because I think it's too risky to display only a subset of the
- // table names when exporting a db)
- /**
- *
- * @todo Page selector for table names?
- */
- $tables = PMA_DBI_get_tables_full($db, false, false, null, 0, false, $sort, $sort_order);
- } else {
- // fetch the details for a possible limited subset
- $tables = PMA_DBI_get_tables_full($db, false, false, null, $pos, true, $sort, $sort_order);
- }
- }
- if ($cfg['ShowTooltip']) {
- foreach ($tables as $each_table) {
- PMA_fillTooltip($tooltip_truename, $tooltip_aliasname, $each_table);
- }
- }
- }
- /**
- * @global int count of tables in db
- */
- $num_tables = count($tables);
- // (needed for proper working of the MaxTableList feature)
- if (! isset($total_num_tables)) {
- $total_num_tables = $num_tables;
- }
- /**
- * cleanup
- */
- unset($each_table, $tbl_group_sql, $db_info_result);
- /**
- * Displays top menu links
- * If in an Ajax request, we do not need to show this
- */
- if ($GLOBALS['is_ajax_request'] != true) {
- include './libraries/db_links.inc.php';
- }
- ?>