home *** CD-ROM | disk | FTP | other *** search
- <?php
- /* $Id: tbl_alter.php,v 2.3 2003/11/26 22:52:24 rabus Exp $ */
- // vim: expandtab sw=4 ts=4 sts=4:
-
-
- /**
- * Gets some core libraries
- */
- require_once('./libraries/grab_globals.lib.php');
- $js_to_run = 'functions.js';
- require_once('./header.inc.php');
-
- // Check parameters
- PMA_checkParameters(array('db', 'table'));
-
- /**
- * Defines the url to return to in case of error in a sql statement
- */
- $err_url = 'tbl_properties_structure.php?' . PMA_generate_common_url($db, $table);
-
-
- /**
- * Modifications have been submitted -> updates the table
- */
- $abort = false;
- if (isset($submit)) {
- $field_cnt = count($field_orig);
- for ($i = 0; $i < $field_cnt; $i++) {
- // to """ in tbl_properties.php
- $field_orig[$i] = urldecode($field_orig[$i]);
- if (strcmp(str_replace('"', '"', $field_orig[$i]), $field_name[$i]) == 0) {
- $field_name[$i] = $field_orig[$i];
- }
- $field_default_orig[$i] = urldecode($field_default_orig[$i]);
- if (strcmp(str_replace('"', '"', $field_default_orig[$i]), $field_default[$i]) == 0) {
- $field_default[$i] = $field_default_orig[$i];
- }
- $field_length_orig[$i] = urldecode($field_length_orig[$i]);
- if (strcmp(str_replace('"', '"', $field_length_orig[$i]), $field_length[$i]) == 0) {
- $field_length[$i] = $field_length_orig[$i];
- }
- if (!isset($query)) {
- $query = '';
- } else {
- $query .= ', CHANGE ';
- }
- $query .= PMA_backquote($field_orig[$i]) . ' ' . PMA_backquote($field_name[$i]) . ' ' . $field_type[$i];
- // Some field types shouldn't have lengths
- if ($field_length[$i] != ''
- && !preg_match('@^(DATE|DATETIME|TIME|TINYBLOB|TINYTEXT|BLOB|TEXT|MEDIUMBLOB|MEDIUMTEXT|LONGBLOB|LONGTEXT)$@i', $field_type[$i])) {
- $query .= '(' . $field_length[$i] . ')';
- }
- if ($field_attribute[$i] != '') {
- $query .= ' ' . $field_attribute[$i];
- } else if (PMA_MYSQL_INT_VERSION >= 40100 && $field_charset[$i] != '') {
- $query .= ' CHARACTER SET ' . $field_charset[$i];
- }
- if ($field_default[$i] != '') {
- if (strtoupper($field_default[$i]) == 'NULL') {
- $query .= ' DEFAULT NULL';
- } else {
- $query .= ' DEFAULT \'' . PMA_sqlAddslashes($field_default[$i]) . '\'';
- }
- }
- if ($field_null[$i] != '') {
- $query .= ' ' . $field_null[$i];
- }
- if ($field_extra[$i] != '') {
- $query .= ' ' . $field_extra[$i];
- }
- } // end for
-
- // To allow replication, we first select the db to use and then run queries
- // on this db.
- $sql_query = 'USE ' . PMA_backquote($db);
- $result = PMA_mysql_query($sql_query) or PMA_mysqlDie('', '', '', $err_url);
- // Optimization fix - 2 May 2001 - Robbat2
- $sql_query = 'ALTER TABLE ' . PMA_backquote($table) . ' CHANGE ' . $query;
- $error_create = false;
- $result = PMA_mysql_query($sql_query) or $error_create = true;
-
- if ($error_create == false) {
- $message = $strTable . ' ' . htmlspecialchars($table) . ' ' . $strHasBeenAltered;
- $btnDrop = 'Fake';
-
- // garvin: If comments were sent, enable relation stuff
- require_once('./libraries/relation.lib.php');
- require_once('./libraries/transformations.lib.php');
-
- $cfgRelation = PMA_getRelationsParam();
-
- // garvin: Update comment table, if a comment was set.
- if (isset($field_comments) && is_array($field_comments) && $cfgRelation['commwork']) {
- foreach($field_comments AS $fieldindex => $fieldcomment) {
- PMA_setComment($db, $table, $field_name[$fieldindex], $fieldcomment, $field_orig[$fieldindex]);
- }
- }
-
- // garvin: Rename relations&display fields, if altered.
- if (($cfgRelation['displaywork'] || $cfgRelation['relwork']) && isset($field_orig) && is_array($field_orig)) {
- foreach($field_orig AS $fieldindex => $fieldcontent) {
- if ($field_name[$fieldindex] != $fieldcontent) {
- if ($cfgRelation['displaywork']) {
- $table_query = 'UPDATE ' . PMA_backquote($cfgRelation['table_info'])
- . ' SET display_field = \'' . PMA_sqlAddslashes($field_name[$fieldindex]) . '\''
- . ' WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\''
- . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\''
- . ' AND display_field = \'' . PMA_sqlAddslashes($fieldcontent) . '\'';
- $tb_rs = PMA_query_as_cu($table_query);
- unset($table_query);
- unset($tb_rs);
- }
-
- if ($cfgRelation['relwork']) {
- $table_query = 'UPDATE ' . PMA_backquote($cfgRelation['relation'])
- . ' SET master_field = \'' . PMA_sqlAddslashes($field_name[$fieldindex]) . '\''
- . ' WHERE master_db = \'' . PMA_sqlAddslashes($db) . '\''
- . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
- . ' AND master_field = \'' . PMA_sqlAddslashes($fieldcontent) . '\'';
- $tb_rs = PMA_query_as_cu($table_query);
- unset($table_query);
- unset($tb_rs);
-
- $table_query = 'UPDATE ' . PMA_backquote($cfgRelation['relation'])
- . ' SET foreign_field = \'' . PMA_sqlAddslashes($field_name[$fieldindex]) . '\''
- . ' WHERE foreign_db = \'' . PMA_sqlAddslashes($db) . '\''
- . ' AND foreign_table = \'' . PMA_sqlAddslashes($table) . '\''
- . ' AND foreign_field = \'' . PMA_sqlAddslashes($fieldcontent) . '\'';
- $tb_rs = PMA_query_as_cu($table_query);
- unset($table_query);
- unset($tb_rs);
- } // end if relwork
- } // end if fieldname has changed
- } // end while check fieldnames
- } // end if relations/display has to be changed
-
- // garvin: Update comment table for mime types [MIME]
- if (isset($field_mimetype) && is_array($field_mimetype) && $cfgRelation['commwork'] && $cfgRelation['mimework'] && $cfg['BrowseMIME']) {
- foreach($field_mimetype AS $fieldindex => $mimetype) {
- PMA_setMIME($db, $table, $field_name[$fieldindex], $mimetype, $field_transformation[$fieldindex], $field_transformation_options[$fieldindex]);
- }
- }
-
- $active_page = 'tbl_properties_structure.php';
- require('./tbl_properties_structure.php');
- } else {
- PMA_mysqlDie('', '', '', $err_url, FALSE);
- // garvin: An error happened while inserting/updating a table definition.
- // to prevent total loss of that data, we embed the form once again.
- // The variable $regenerate will be used to restore data in tbl_properties.inc.php
- if (isset($orig_field)) {
- $field = $orig_field;
- }
-
- $regenerate = true;
- }
- }
-
- /**
- * No modifications yet required -> displays the table fields
- */
- if ($abort == FALSE) {
- if (!isset($selected)) {
- PMA_checkParameters(array('field'));
- $selected[] = $field;
- $selected_cnt = 1;
- } else { // from a multiple submit
- $selected_cnt = count($selected);
- }
-
- // TODO: optimize in case of multiple fields to modify
- for ($i = 0; $i < $selected_cnt; $i++) {
- if (!empty($submit_mult)) {
- $field = PMA_sqlAddslashes(urldecode($selected[$i]), TRUE);
- } else {
- $field = PMA_sqlAddslashes($selected[$i], TRUE);
- }
- $local_query = 'SHOW FIELDS FROM ' . PMA_backquote($table) . ' FROM ' . PMA_backquote($db) . " LIKE '$field'";
- $result = PMA_mysql_query($local_query) or PMA_mysqlDie('', $local_query, '', $err_url);
- $fields_meta[] = PMA_mysql_fetch_array($result);
- mysql_free_result($result);
- }
-
- $num_fields = count($fields_meta);
- $action = 'tbl_alter.php';
- require('./tbl_properties.inc.php');
- }
-
-
- /**
- * Displays the footer
- */
- require_once('./footer.inc.php');
- ?>
-