008734f8b0
no need to test for isset() on $db and $table; always test with strlen() for valid $table or $db;
478 lines
16 KiB
PHP
478 lines
16 KiB
PHP
<?php
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/* vim: expandtab sw=4 ts=4 sts=4: */
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/**
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* display information about indexes in a table
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*
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* @version $Id$
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*/
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/**
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* Gets some core libraries
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*/
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require_once './libraries/common.inc.php';
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require_once './libraries/tbl_indexes.lib.php';
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/**
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* Ensures the db & table are valid, then loads headers and gets indexes
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* informations.
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* Skipped if this script is called by "tbl_sql.php"
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*/
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if (!defined('PMA_IDX_INCLUDED')) {
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// Not a valid db name -> back to the welcome page
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if (strlen($db)) {
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$is_db = PMA_DBI_select_db($db);
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}
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if (!strlen($db) || !$is_db) {
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$uri_params = array( 'reload' => '1' );
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if ( isset($message) ) {
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$uri_params['message'] = $message;
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}
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PMA_sendHeaderLocation($cfg['PmaAbsoluteUri'] . 'main.php'
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. PMA_generate_common_url($uri_params, '&'));
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exit;
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}
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// Not a valid table name -> back to the default db sub-page
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if (strlen($table) ) {
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$is_table = PMA_DBI_query('SHOW TABLES LIKE \''
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. PMA_sqlAddslashes($table, TRUE) . '\'', null, PMA_DBI_QUERY_STORE);
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}
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if (! strlen($table)
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|| !( $is_table && PMA_DBI_num_rows($is_table) ) ) {
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$uri_params = array( 'reload' => '1', 'db' => $db );
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if ( isset($message) ) {
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$uri_params['message'] = $message;
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}
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PMA_sendHeaderLocation($cfg['PmaAbsoluteUri']
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. $cfg['DefaultTabDatabase']
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. PMA_generate_common_url($uri_params, '&'));
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exit;
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} elseif ( isset($is_table) ) {
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PMA_DBI_free_result($is_table);
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}
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// Displays headers (if needed)
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$js_to_run = isset($index) && isset($do_save_data)
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? 'functions.js'
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: 'indexes.js';
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require_once './libraries/header.inc.php';
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} // end if
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/**
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* Gets fields and indexes informations
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*/
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if (!defined('PMA_IDX_INCLUDED')) {
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$err_url_0 = 'db_sql.php?' . PMA_generate_common_url($db);
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}
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// Gets table keys and store them in arrays
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$indexes = array();
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$indexes_info = array();
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$indexes_data = array();
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// keys had already been grabbed in "tbl_sql.php"
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if (!defined('PMA_IDX_INCLUDED')) {
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$ret_keys = PMA_get_indexes($table, $err_url_0);
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}
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PMA_extract_indexes($ret_keys, $indexes, $indexes_info, $indexes_data);
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// Get fields and stores their name/type
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// fields had already been grabbed in "tbl_sql.php"
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if (!defined('PMA_IDX_INCLUDED')) {
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$fields_rs = PMA_DBI_query('SHOW FIELDS FROM '
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. PMA_backquote($table) . ';');
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$save_row = array();
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while ($row = PMA_DBI_fetch_assoc($fields_rs)) {
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$save_row[] = $row;
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}
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}
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$fields_names = array();
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$fields_types = array();
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foreach ($save_row AS $saved_row_key => $row) {
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$fields_names[] = $row['Field'];
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// loic1: set or enum types: slashes single quotes inside options
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if (preg_match('@^(set|enum)\((.+)\)$@i', $row['Type'], $tmp)) {
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$tmp[2] = substr(preg_replace('@([^,])\'\'@', '\\1\\\'',
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',' . $tmp[2]), 1);
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$fields_types[] = $tmp[1] . '(' . str_replace(',', ', ', $tmp[2]) . ')';
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} else {
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$fields_types[] = $row['Type'];
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}
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} // end while
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if ($fields_rs) {
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PMA_DBI_free_result($fields_rs);
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}
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/**
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* Do run the query to build the new index and moves back to
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* "tbl_sql.php"
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*/
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if (!defined('PMA_IDX_INCLUDED')
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&& (isset($index) && isset($do_save_data))) {
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$err_url = 'tbl_indexes.php?' . PMA_generate_common_url($db, $table);
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if (empty($old_index)) {
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$err_url .= '&create_index=1&idx_num_fields=' . $idx_num_fields;
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} else {
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$err_url .= '&index=' . urlencode($old_index);
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}
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if ($index_type == 'PRIMARY') {
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if ($index == '') {
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$index = 'PRIMARY';
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} elseif ($index != 'PRIMARY') {
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PMA_mysqlDie($strPrimaryKeyName, '', FALSE, $err_url);
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}
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} elseif ($index == 'PRIMARY') {
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PMA_mysqlDie($strCantRenameIdxToPrimary, '', FALSE, $err_url);
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}
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// $sql_query is the one displayed in the query box
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$sql_query = 'ALTER TABLE ' . PMA_backquote($table);
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// Drops the old index
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if (!empty($old_index)) {
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if ($old_index == 'PRIMARY') {
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$sql_query .= ' DROP PRIMARY KEY,';
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} else {
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$sql_query .= ' DROP INDEX ' . PMA_backquote($old_index) .',';
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}
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} // end if
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// Builds the new one
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switch ($index_type) {
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case 'PRIMARY':
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$sql_query .= ' ADD PRIMARY KEY (';
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break;
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case 'FULLTEXT':
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$sql_query .= ' ADD FULLTEXT '
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. (empty($index) ? '' : PMA_backquote($index)) . ' (';
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break;
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case 'UNIQUE':
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$sql_query .= ' ADD UNIQUE '
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. (empty($index) ? '' : PMA_backquote($index)) . ' (';
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break;
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case 'INDEX':
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$sql_query .= ' ADD INDEX '
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. (empty($index) ? '' : PMA_backquote($index)) . ' (';
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break;
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} // end switch
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$index_fields = '';
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foreach ($column AS $i => $name) {
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if ($name != '--ignore--') {
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$index_fields .= (empty($index_fields) ? '' : ',')
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. PMA_backquote($name)
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. (empty($sub_part[$i])
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? ''
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: '(' . $sub_part[$i] . ')');
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}
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} // end while
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if (empty($index_fields)){
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PMA_mysqlDie($strNoIndexPartsDefined, '', FALSE, $err_url);
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} else {
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$sql_query .= $index_fields . ')';
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}
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$result = PMA_DBI_query($sql_query);
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$message = $strTable . ' ' . htmlspecialchars($table) . ' '
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. $strHasBeenAltered;
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$active_page = 'tbl_structure.php';
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require './tbl_structure.php';
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} // end builds the new index
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/**
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* Edits an index or defines a new one
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*/
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elseif (!defined('PMA_IDX_INCLUDED')
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&& (isset($index) || isset($create_index))) {
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// Prepares the form values
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if (!isset($index)) {
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$index = '';
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}
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if (!isset($old_index)){
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$old_index = $index;
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}
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if (!isset($index_type)) {
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$index_type = '';
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}
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if ($old_index == '' || !isset($indexes_info[$old_index])) {
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$edited_index_info['Sequences'] = array();
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$edited_index_data = array();
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for ($i = 1; $i <= $idx_num_fields; $i++) {
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$edited_index_info['Sequences'][] = $i;
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$edited_index_data[$i] = array('Column_name' => '',
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'Sub_part' => '');
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} // end for
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if ($old_index == ''
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&& !isset($indexes_info['PRIMARY'])
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&& ($index_type == '' || $index_type == 'PRIMARY')) {
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$old_index = 'PRIMARY';
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}
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} else {
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$edited_index_info = $indexes_info[$old_index];
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$edited_index_data = $indexes_data[$old_index];
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if ((PMA_MYSQL_INT_VERSION < 40002
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&& $edited_index_info['Comment'] == 'FULLTEXT')
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|| (PMA_MYSQL_INT_VERSION >= 40002
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&& $edited_index_info['Index_type'] == 'FULLTEXT')) {
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$index_type = 'FULLTEXT';
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} elseif ($index == 'PRIMARY') {
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$index_type = 'PRIMARY';
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} elseif ($edited_index_info['Non_unique'] == '0') {
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$index_type = 'UNIQUE';
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} else {
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$index_type = 'INDEX';
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}
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} // end if... else...
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if (isset($add_fields)) {
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if (isset($prev_add_fields)) {
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$added_fields += $prev_add_fields;
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}
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$field_cnt = count($edited_index_info['Sequences']) + 1;
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for ($i = $field_cnt; $i < ($added_fields + $field_cnt); $i++) {
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$edited_index_info['Sequences'][] = $i;
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$edited_index_data[$i] = array('Column_name' => '',
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'Sub_part' => '');
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} // end for
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// Restore entered values
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foreach ($column AS $i => $name) {
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if ($name != '--ignore--'){
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$edited_index_data[$i+1]['Column_name'] = $name;
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$edited_index_data[$i+1]['Sub_part'] = $sub_part[$i];
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}
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} // end while
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} // end if
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// end preparing form values
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?>
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<div style="float: left;">
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<form action="./tbl_indexes.php" method="post" name="index_frm"
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onsubmit="if (typeof(this.elements['index'].disabled) != 'undefined') {
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this.elements['index'].disabled = false}">
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<?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
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<?php
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if (isset($create_index)) {
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echo '<input type="hidden" name="create_index" value="1" />' . "\n";
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}
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if (isset($added_fields)) {
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echo ' <input type="hidden" name="prev_add_fields" value="'
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. $added_fields . '" />' . "\n";
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}
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if (isset($idx_num_fields)) {
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echo ' <input type="hidden" name="idx_num_fields" value="'
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. $idx_num_fields . '" />' . "\n";
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}
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?>
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<input type="hidden" name="old_index" value="<?php
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echo (isset($create_index) ? '' : htmlspecialchars($old_index)); ?>" />
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<fieldset>
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<legend>
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<?php
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echo (isset($create_index) ? $strCreateIndexTopic : $strModifyIndexTopic);
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?>
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</legend>
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<div class="formelement">
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<label for="input_index_name"><?php echo $strIndexName; ?></label>
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<input type="text" name="index" id="input_index_name" size="25"
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value="<?php echo htmlspecialchars($index); ?>" onfocus="this.select()" />
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</div>
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<div class="formelement">
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<label for="select_index_type"><?php echo $strIndexType; ?></label>
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<select name="index_type" id="select_index_type" onchange="return checkIndexName()">
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<?php
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foreach (PMA_get_indextypes() as $each_index_type) {
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if ($each_index_type === 'PRIMARY'
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&& $index !== 'PRIMARY'
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&& isset($indexes_info['PRIMARY'])) {
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// skip PRIMARY if there is already one in the table
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continue;
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}
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echo ' '
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. '<option value="' . $each_index_type . '"'
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. (($index_type == $each_index_type) ? ' selected="selected"' : '')
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. '>'. $each_index_type . '</option>' . "\n";
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}
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?>
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</select>
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<?php echo PMA_showMySQLDocu('SQL-Syntax', 'ALTER_TABLE'); ?>
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</div>
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<br class="clearfloat" />
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<div class="warning"><?php echo $strPrimaryKeyWarning; ?></div>
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<table>
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<thead>
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<tr><th><?php echo $strField; ?></th>
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<th><?php echo $strSize; ?></th>
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</tr>
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</thead>
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<tbody>
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<?php
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$odd_row = true;
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foreach ($edited_index_info['Sequences'] as $seq_index) {
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$add_type = (is_array($fields_types) && count($fields_types) == count($fields_names));
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$selected = $edited_index_data[$seq_index]['Column_name'];
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if (!empty($edited_index_data[$seq_index]['Sub_part'])) {
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$sub_part = ' value="' . $edited_index_data[$seq_index]['Sub_part'] . '"';
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} else {
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$sub_part = '';
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}
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?>
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<tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
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<td><select name="column[]">
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<option value="--ignore--"
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<?php if ('--ignore--' == $selected) { echo ' selected="selected"'; } ?>>
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-- <?php echo $strIgnore; ?> --</option>
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<?php
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foreach ($fields_names AS $key => $val) {
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if ($index_type != 'FULLTEXT'
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|| preg_match('@^(varchar|text|tinytext|mediumtext|longtext)@i', $fields_types[$key])) {
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echo "\n" . ' '
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. '<option value="' . htmlspecialchars($val) . '"'
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. (($val == $selected) ? ' selected="selected"' : '') . '>'
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. htmlspecialchars($val) . (($add_type) ? ' ['
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. $fields_types[$key] . ']' : '' ) . '</option>' . "\n";
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}
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} // end foreach $fields_names
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?>
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</select>
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</td>
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<td><input type="text" size="5" onfocus="this.select()"
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name="sub_part[]"<?php echo $sub_part; ?> />
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</td>
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</tr>
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<?php
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$odd_row = !$odd_row;
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} // end foreach $edited_index_info['Sequences']
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?>
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</tbody>
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</table>
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</fieldset>
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<fieldset class="tblFooters">
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<input type="submit" name="do_save_data" value="<?php echo $strSave; ?>" />
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<?php
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echo $strOr;
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echo ' ' . sprintf($strAddToIndex,
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'<input type="text" name="added_fields" size="2" value="1"'
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.' onfocus="this.select()" />') . "\n";
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echo ' <input type="submit" name="add_fields" value="' . $strGo . '"'
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.' onclick="return checkFormElementInRange(this.form,'
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.' \'added_fields\', \''
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. str_replace('\'', '\\\'', $GLOBALS['strInvalidColumnCount'])
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. '\', 1)" />' . "\n";
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?>
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</fieldset>
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</form>
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</div>
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<?php
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} else {
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/**
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* Display indexes
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*/
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?>
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<form action="./tbl_indexes.php" method="post"
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onsubmit="return checkFormElementInRange(this, 'idx_num_fields',
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'<?php echo str_replace('\'', '\\\'', $GLOBALS['strInvalidColumnCount']); ?>',
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1)">
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<?php
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echo PMA_generate_common_hidden_inputs( $db, $table );
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?>
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<table id="table_indexes" class="data">
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<caption class="tblHeaders">
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<?php
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echo $strIndexes . ':' . "\n";
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echo ' ' . PMA_showMySQLDocu('optimization',
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'optimizing-database-structure');
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?>
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</caption>
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<?php
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if (count($ret_keys) > 0) {
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$edit_link_text = '';
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$drop_link_text = '';
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if ($cfg['PropertiesIconic'] === true || $cfg['PropertiesIconic'] === 'both') {
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$edit_link_text = '<img class="icon" src="' . $pmaThemeImage
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. 'b_edit.png" width="16" height="16" title="' . $strEdit
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. '" alt="' . $strEdit . '" />';
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$drop_link_text = '<img class="icon" src="' . $pmaThemeImage
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. 'b_drop.png" width="16" height="16" title="' . $strDrop
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. '" alt="' . $strDrop . '" />';
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}
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if ($cfg['PropertiesIconic'] === false || $cfg['PropertiesIconic'] === 'both') {
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$edit_link_text .= $strEdit;
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$drop_link_text .= $strDrop;
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}
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if ($cfg['PropertiesIconic'] === 'both') {
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$edit_link_text = '<nobr>' . $edit_link_text . '</nobr>';
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$drop_link_text = '<nobr>' . $drop_link_text . '</nobr>';
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}
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?>
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<thead>
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<tr><th><?php echo $strKeyname; ?></th>
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<th><?php echo $strType; ?></th>
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<th><?php echo $strCardinality; ?></th>
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<th colspan="2"><?php echo $strAction; ?></th>
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<th colspan="2"><?php echo $strField; ?></th>
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</tr>
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</thead>
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<tbody>
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<?php
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$idx_collection = PMA_show_indexes($table, $indexes, $indexes_info,
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$indexes_data, true);
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echo PMA_check_indexes($ret_keys);
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} // end display indexes
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else {
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// none indexes
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echo '<tbody>'
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.'<tr><td colspan="7"><div class="warning">' . $strNoIndex
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.'</div></td></tr>' . "\n";
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}
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?>
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<tr class="tblFooters"><td colspan="7">
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<?php echo sprintf($strCreateIndex,
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'<input type="text" size="2" name="idx_num_fields" value="1" />'); ?>
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<input type="submit" name="create_index" value="<?php echo $strGo; ?>"
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onclick="return checkFormElementInRange(this.form,
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'idx_num_fields',
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'<?php echo str_replace('\'', '\\\'', $GLOBALS['strInvalidColumnCount']); ?>',
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1)" />
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</td></tr>
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</tbody>
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</table>
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</form>
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<?php
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} // end display indexes
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/**
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* Displays the footer
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*/
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echo "\n";
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if (!defined('PMA_IDX_INCLUDED')){
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require_once './libraries/footer.inc.php';
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}
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?>
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