2703 lines
100 KiB
PHP
2703 lines
100 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Set of functions used to build SQL dumps of tables
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*
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* @package PhpMyAdmin-Export
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* @subpackage SQL
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*/
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if (! defined('PHPMYADMIN')) {
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exit;
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}
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/* Get the export interface */
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require_once 'libraries/plugins/ExportPlugin.class.php';
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/**
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* Handles the export for the SQL class
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*
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* @package PhpMyAdmin-Export
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* @subpackage SQL
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*/
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class ExportSql extends ExportPlugin
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{
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/**
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* Constructor
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*/
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public function __construct()
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{
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$this->setProperties();
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// Avoids undefined variables, use NULL so isset() returns false
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if (! isset($GLOBALS['sql_backquotes'])) {
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$GLOBALS['sql_backquotes'] = null;
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}
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}
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/**
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* Sets the export SQL properties
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*
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* @return void
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*/
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protected function setProperties()
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{
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global $plugin_param;
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$hide_sql = false;
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$hide_structure = false;
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if ($plugin_param['export_type'] == 'table'
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&& ! $plugin_param['single_table']
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) {
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$hide_structure = true;
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$hide_sql = true;
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}
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if (! $hide_sql) {
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$props = 'libraries/properties/';
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include_once "$props/plugins/ExportPluginProperties.class.php";
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include_once "$props/options/groups/OptionsPropertyRootGroup.class.php";
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include_once "$props/options/groups/OptionsPropertyMainGroup.class.php";
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include_once "$props/options/groups/OptionsPropertySubgroup.class.php";
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include_once "$props/options/items/BoolPropertyItem.class.php";
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include_once "$props/options/items/MessageOnlyPropertyItem.class.php";
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include_once "$props/options/items/RadioPropertyItem.class.php";
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include_once "$props/options/items/SelectPropertyItem.class.php";
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include_once "$props/options/items/TextPropertyItem.class.php";
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include_once "$props/options/items/NumberPropertyItem.class.php";
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$exportPluginProperties = new ExportPluginProperties();
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$exportPluginProperties->setText('SQL');
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$exportPluginProperties->setExtension('sql');
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$exportPluginProperties->setMimeType('text/x-sql');
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$exportPluginProperties->setOptionsText(__('Options'));
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// create the root group that will be the options field for
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// $exportPluginProperties
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// this will be shown as "Format specific options"
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$exportSpecificOptions = new OptionsPropertyRootGroup();
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$exportSpecificOptions->setName("Format Specific Options");
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// general options main group
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$generalOptions = new OptionsPropertyMainGroup();
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$generalOptions->setName("general_opts");
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// comments
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$subgroup = new OptionsPropertySubgroup();
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$subgroup->setName("include_comments");
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$leaf = new BoolPropertyItem();
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$leaf->setName('include_comments');
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$leaf->setText(
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__(
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'Display comments <i>(includes info such as export'
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. ' timestamp, PHP version, and server version)</i>'
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)
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);
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$subgroup->setSubgroupHeader($leaf);
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$leaf = new TextPropertyItem();
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$leaf->setName('header_comment');
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$leaf->setText(
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__('Additional custom header comment (\n splits lines):')
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);
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$subgroup->addProperty($leaf);
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$leaf = new BoolPropertyItem();
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$leaf->setName('dates');
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$leaf->setText(
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__(
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'Include a timestamp of when databases were created, last'
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. ' updated, and last checked'
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)
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);
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$subgroup->addProperty($leaf);
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if (! empty($GLOBALS['cfgRelation']['relation'])) {
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$leaf = new BoolPropertyItem();
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$leaf->setName('relation');
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$leaf->setText(__('Display foreign key relationships'));
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$subgroup->addProperty($leaf);
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}
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if (! empty($GLOBALS['cfgRelation']['mimework'])) {
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$leaf = new BoolPropertyItem();
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$leaf->setName('mime');
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$leaf->setText(__('Display MIME types'));
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$subgroup->addProperty($leaf);
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}
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$generalOptions->addProperty($subgroup);
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// enclose in a transaction
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$leaf = new BoolPropertyItem();
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$leaf->setName("use_transaction");
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$leaf->setText(__('Enclose export in a transaction'));
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$leaf->setDoc(
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array(
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'programs',
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'mysqldump',
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'option_mysqldump_single-transaction'
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)
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);
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$generalOptions->addProperty($leaf);
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// disable foreign key checks
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$leaf = new BoolPropertyItem();
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$leaf->setName("disable_fk");
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$leaf->setText(__('Disable foreign key checks'));
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$leaf->setDoc(
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array(
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'manual_MySQL_Database_Administration',
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'server-system-variables',
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'sysvar_foreign_key_checks'
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)
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);
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$generalOptions->addProperty($leaf);
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// export views as tables
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$leaf = new BoolPropertyItem();
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$leaf->setName("views_as_tables");
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$leaf->setText(__('Export views as tables'));
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$generalOptions->addProperty($leaf);
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// export metadata
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$leaf = new BoolPropertyItem();
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$leaf->setName("metadata");
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$leaf->setText(__('Export metadata'));
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$generalOptions->addProperty($leaf);
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// compatibility maximization
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$compats = $GLOBALS['dbi']->getCompatibilities();
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if (count($compats) > 0) {
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$values = array();
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foreach ($compats as $val) {
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$values[$val] = $val;
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}
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$leaf = new SelectPropertyItem();
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$leaf->setName("compatibility");
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$leaf->setText(
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__(
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'Database system or older MySQL server to maximize output'
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. ' compatibility with:'
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)
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);
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$leaf->setValues($values);
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$leaf->setDoc(
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array(
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'manual_MySQL_Database_Administration',
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'Server_SQL_mode'
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)
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);
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$generalOptions->addProperty($leaf);
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unset($values);
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}
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// what to dump (structure/data/both)
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$subgroup = new OptionsPropertySubgroup();
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$subgroup->setName("dump_table");
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$subgroup->setText("Dump table");
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$leaf = new RadioPropertyItem();
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$leaf->setName('structure_or_data');
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$leaf->setValues(
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array(
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'structure' => __('structure'),
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'data' => __('data'),
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'structure_and_data' => __('structure and data')
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)
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);
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$subgroup->setSubgroupHeader($leaf);
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$generalOptions->addProperty($subgroup);
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// add the main group to the root group
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$exportSpecificOptions->addProperty($generalOptions);
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// structure options main group
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if (! $hide_structure) {
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$structureOptions = new OptionsPropertyMainGroup();
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$structureOptions->setName("structure");
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$structureOptions->setText(__('Object creation options'));
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$structureOptions->setForce('data');
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// begin SQL Statements
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$subgroup = new OptionsPropertySubgroup();
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$leaf = new MessageOnlyPropertyItem();
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$leaf->setName('add_statements');
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$leaf->setText(__('Add statements:'));
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$subgroup->setSubgroupHeader($leaf);
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// server export options
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if ($plugin_param['export_type'] == 'server') {
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$leaf = new BoolPropertyItem();
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$leaf->setName("drop_database");
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$leaf->setText(
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sprintf(__('Add %s statement'), '<code>DROP DATABASE</code>')
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);
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$subgroup->addProperty($leaf);
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}
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if ($plugin_param['export_type'] == 'database') {
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$leaf = new BoolPropertyItem();
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$leaf->setName('create_database');
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$create_clause = '<code>CREATE DATABASE / USE</code>';
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$leaf->setText(sprintf(__('Add %s statement'), $create_clause));
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$subgroup->addProperty($leaf);
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}
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if ($plugin_param['export_type'] == 'table') {
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if ($GLOBALS['dbi']->getTable($GLOBALS['db'], $GLOBALS['table'])->isView()) {
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$drop_clause = '<code>DROP VIEW</code>';
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} else {
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$drop_clause = '<code>DROP TABLE</code>';
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}
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} else {
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$drop_clause = '<code>DROP TABLE / VIEW / PROCEDURE'
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. ' / FUNCTION / EVENT</code>';
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}
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$drop_clause .= '<code> / TRIGGER</code>';
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$leaf = new BoolPropertyItem();
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$leaf->setName('drop_table');
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$leaf->setText(sprintf(__('Add %s statement'), $drop_clause));
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$subgroup->addProperty($leaf);
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$subgroup_create_table = new OptionsPropertySubgroup();
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// Add table structure option
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$leaf = new BoolPropertyItem();
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$leaf->setName('create_table');
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$leaf->setText(
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sprintf(__('Add %s statement'), '<code>CREATE TABLE</code>')
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);
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$subgroup_create_table->setSubgroupHeader($leaf);
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$leaf = new BoolPropertyItem();
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$leaf->setName('if_not_exists');
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$leaf->setText(
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'<code>IF NOT EXISTS</code> ' . __(
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'(less efficient as indexes will be generated during table '
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. 'creation)'
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)
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);
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$subgroup_create_table->addProperty($leaf);
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$leaf = new BoolPropertyItem();
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$leaf->setName('auto_increment');
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$leaf->setText(
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sprintf(__('%s value'), '<code>AUTO_INCREMENT</code>')
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);
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$subgroup_create_table->addProperty($leaf);
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$subgroup->addProperty($subgroup_create_table);
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// Add view option
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$leaf = new BoolPropertyItem();
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$leaf->setName('create_view');
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$leaf->setText(
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sprintf(__('Add %s statement'), '<code>CREATE VIEW</code>')
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);
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$subgroup->addProperty($leaf);
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$leaf = new BoolPropertyItem();
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$leaf->setName('procedure_function');
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$leaf->setText(
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sprintf(
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__('Add %s statement'),
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'<code>CREATE PROCEDURE / FUNCTION / EVENT</code>'
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)
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);
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$subgroup->addProperty($leaf);
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// Add triggers option
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$leaf = new BoolPropertyItem();
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$leaf->setName('create_trigger');
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$leaf->setText(
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sprintf(__('Add %s statement'), '<code>CREATE TRIGGER</code>')
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);
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$subgroup->addProperty($leaf);
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$structureOptions->addProperty($subgroup);
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$leaf = new BoolPropertyItem();
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$leaf->setName("backquotes");
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$leaf->setText(
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__(
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'Enclose table and column names with backquotes '
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. '<i>(Protects column and table names formed with'
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. ' special characters or keywords)</i>'
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)
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);
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$structureOptions->addProperty($leaf);
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// add the main group to the root group
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$exportSpecificOptions->addProperty($structureOptions);
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}
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// begin Data options
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$dataOptions = new OptionsPropertyMainGroup();
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$dataOptions->setName("data");
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$dataOptions->setText(__('Data creation options'));
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$dataOptions->setForce('structure');
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$leaf = new BoolPropertyItem();
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$leaf->setName("truncate");
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$leaf->setText(__('Truncate table before insert'));
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$dataOptions->addProperty($leaf);
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// begin SQL Statements
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$subgroup = new OptionsPropertySubgroup();
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$leaf = new MessageOnlyPropertyItem();
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$leaf->setText(__('Instead of <code>INSERT</code> statements, use:'));
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$subgroup->setSubgroupHeader($leaf);
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$leaf = new BoolPropertyItem();
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$leaf->setName("delayed");
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$leaf->setText(__('<code>INSERT DELAYED</code> statements'));
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$leaf->setDoc(
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array(
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'manual_MySQL_Database_Administration',
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'insert_delayed'
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)
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);
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$subgroup->addProperty($leaf);
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$leaf = new BoolPropertyItem();
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$leaf->setName("ignore");
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$leaf->setText(__('<code>INSERT IGNORE</code> statements'));
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$leaf->setDoc(
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array(
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'manual_MySQL_Database_Administration',
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'insert'
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)
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);
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$subgroup->addProperty($leaf);
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$dataOptions->addProperty($subgroup);
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// Function to use when dumping dat
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$leaf = new SelectPropertyItem();
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$leaf->setName("type");
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$leaf->setText(__('Function to use when dumping data:'));
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$leaf->setValues(
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array(
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'INSERT' => 'INSERT',
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'UPDATE' => 'UPDATE',
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'REPLACE' => 'REPLACE'
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)
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);
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$dataOptions->addProperty($leaf);
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/* Syntax to use when inserting data */
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$subgroup = new OptionsPropertySubgroup();
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$leaf = new MessageOnlyPropertyItem();
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$leaf->setText(__('Syntax to use when inserting data:'));
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$subgroup->setSubgroupHeader($leaf);
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$leaf = new RadioPropertyItem();
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$leaf->setName("insert_syntax");
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$leaf->setText(__('<code>INSERT IGNORE</code> statements'));
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$leaf->setValues(
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array(
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'complete' => __(
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'include column names in every <code>INSERT</code> statement'
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. ' <br /> Example: <code>INSERT INTO'
|
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. ' tbl_name (col_A,col_B,col_C) VALUES (1,2,3)</code>'
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),
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'extended' => __(
|
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'insert multiple rows in every <code>INSERT</code> statement'
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. '<br /> Example: <code>INSERT INTO'
|
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. ' tbl_name VALUES (1,2,3), (4,5,6), (7,8,9)</code>'
|
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),
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'both' => __(
|
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'both of the above<br /> Example:'
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. ' <code>INSERT INTO tbl_name (col_A,col_B,col_C) VALUES'
|
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. ' (1,2,3), (4,5,6), (7,8,9)</code>'
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),
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'none' => __(
|
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'neither of the above<br /> Example:'
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. ' <code>INSERT INTO tbl_name VALUES (1,2,3)</code>'
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)
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)
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);
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$subgroup->addProperty($leaf);
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$dataOptions->addProperty($subgroup);
|
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// Max length of query
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$leaf = new NumberPropertyItem();
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$leaf->setName("max_query_size");
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$leaf->setText(__('Maximal length of created query'));
|
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$dataOptions->addProperty($leaf);
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// Dump binary columns in hexadecimal
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$leaf = new BoolPropertyItem();
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$leaf->setName("hex_for_binary");
|
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$leaf->setText(
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__(
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'Dump binary columns in hexadecimal notation'
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. ' <i>(for example, "abc" becomes 0x616263)</i>'
|
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)
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);
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$dataOptions->addProperty($leaf);
|
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|
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// Dump time in UTC
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$leaf = new BoolPropertyItem();
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$leaf->setName("utc_time");
|
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$leaf->setText(
|
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__(
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|
'Dump TIMESTAMP columns in UTC <i>(enables TIMESTAMP columns'
|
|
. ' to be dumped and reloaded between servers in different'
|
|
. ' time zones)</i>'
|
|
)
|
|
);
|
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$dataOptions->addProperty($leaf);
|
|
|
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// add the main group to the root group
|
|
$exportSpecificOptions->addProperty($dataOptions);
|
|
|
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// set the options for the export plugin property item
|
|
$exportPluginProperties->setOptions($exportSpecificOptions);
|
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$this->properties = $exportPluginProperties;
|
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}
|
|
}
|
|
|
|
/**
|
|
* Exports routines (procedures and functions)
|
|
*
|
|
* @param string $db Database
|
|
* @param array $aliases Aliases of db/table/columns
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportRoutines($db, $aliases = array())
|
|
{
|
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global $crlf;
|
|
|
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$db_alias = $db;
|
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$this->initAlias($aliases, $db_alias);
|
|
|
|
$text = '';
|
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$delimiter = '$$';
|
|
|
|
$procedure_names = $GLOBALS['dbi']
|
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->getProceduresOrFunctions($db, 'PROCEDURE');
|
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$function_names = $GLOBALS['dbi']->getProceduresOrFunctions($db, 'FUNCTION');
|
|
|
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if ($procedure_names || $function_names) {
|
|
$text .= $crlf
|
|
. 'DELIMITER ' . $delimiter . $crlf;
|
|
}
|
|
|
|
if ($procedure_names) {
|
|
$text .=
|
|
$this->_exportComment()
|
|
. $this->_exportComment(__('Procedures'))
|
|
. $this->_exportComment();
|
|
$used_alias = false;
|
|
$proc_query = '';
|
|
foreach ($procedure_names as $procedure_name) {
|
|
if (! empty($GLOBALS['sql_drop_table'])) {
|
|
$proc_query .= 'DROP PROCEDURE IF EXISTS '
|
|
. PMA_Util::backquote($procedure_name)
|
|
. $delimiter . $crlf;
|
|
}
|
|
$create_query = $GLOBALS['dbi']
|
|
->getDefinition($db, 'PROCEDURE', $procedure_name);
|
|
$create_query = $this->replaceWithAliases(
|
|
$create_query, $aliases, $db, '', $flag
|
|
);
|
|
// One warning per database
|
|
if ($flag) {
|
|
$used_alias = true;
|
|
}
|
|
$proc_query .= $create_query . $delimiter . $crlf . $crlf;
|
|
}
|
|
if ($used_alias) {
|
|
$text .= $this->_exportComment(
|
|
__(
|
|
'It appears your database uses procedures;'
|
|
)
|
|
)
|
|
. $this->_exportComment(
|
|
__('alias export may not work reliably in all cases.')
|
|
)
|
|
. $this->_exportComment();
|
|
}
|
|
$text .= $proc_query;
|
|
}
|
|
|
|
if ($function_names) {
|
|
$text .=
|
|
$this->_exportComment()
|
|
. $this->_exportComment(__('Functions'))
|
|
. $this->_exportComment();
|
|
$used_alias = false;
|
|
$function_query = '';
|
|
foreach ($function_names as $function_name) {
|
|
if (! empty($GLOBALS['sql_drop_table'])) {
|
|
$function_query .= 'DROP FUNCTION IF EXISTS '
|
|
. PMA_Util::backquote($function_name)
|
|
. $delimiter . $crlf;
|
|
}
|
|
$create_query = $GLOBALS['dbi']
|
|
->getDefinition($db, 'FUNCTION', $function_name);
|
|
$create_query = $this->replaceWithAliases(
|
|
$create_query, $aliases, $db, '', $flag
|
|
);
|
|
// One warning per database
|
|
if ($flag) {
|
|
$used_alias = true;
|
|
}
|
|
$function_query .= $create_query . $delimiter . $crlf . $crlf;
|
|
}
|
|
if ($used_alias) {
|
|
$text .= $this->_exportComment(
|
|
__('It appears your database uses functions;')
|
|
)
|
|
. $this->_exportComment(
|
|
__('alias export may not work reliably in all cases.')
|
|
)
|
|
. $this->_exportComment();
|
|
}
|
|
$text .= $function_query;
|
|
}
|
|
|
|
if ($procedure_names || $function_names) {
|
|
$text .= 'DELIMITER ;' . $crlf;
|
|
}
|
|
|
|
if (! empty($text)) {
|
|
return PMA_exportOutputHandler($text);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Possibly outputs comment
|
|
*
|
|
* @param string $text Text of comment
|
|
*
|
|
* @return string The formatted comment
|
|
*/
|
|
private function _exportComment($text = '')
|
|
{
|
|
if (isset($GLOBALS['sql_include_comments'])
|
|
&& $GLOBALS['sql_include_comments']
|
|
) {
|
|
// see http://dev.mysql.com/doc/refman/5.0/en/ansi-diff-comments.html
|
|
return '--' . (empty($text) ? '' : ' ') . $text . $GLOBALS['crlf'];
|
|
} else {
|
|
return '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Possibly outputs CRLF
|
|
*
|
|
* @return string $crlf or nothing
|
|
*/
|
|
private function _possibleCRLF()
|
|
{
|
|
if (isset($GLOBALS['sql_include_comments'])
|
|
&& $GLOBALS['sql_include_comments']
|
|
) {
|
|
return $GLOBALS['crlf'];
|
|
} else {
|
|
return '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Outputs export footer
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportFooter()
|
|
{
|
|
global $crlf, $mysql_charset_map;
|
|
|
|
$foot = '';
|
|
|
|
if (isset($GLOBALS['sql_disable_fk'])) {
|
|
$foot .= 'SET FOREIGN_KEY_CHECKS=1;' . $crlf;
|
|
}
|
|
|
|
if (isset($GLOBALS['sql_use_transaction'])) {
|
|
$foot .= 'COMMIT;' . $crlf;
|
|
}
|
|
|
|
// restore connection settings
|
|
$charset = isset($GLOBALS['charset'])
|
|
? $GLOBALS['charset'] : '';
|
|
if (! empty($GLOBALS['asfile'])
|
|
&& isset($mysql_charset_map[$charset])
|
|
) {
|
|
$foot .= $crlf
|
|
. '/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;'
|
|
. $crlf
|
|
. '/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;'
|
|
. $crlf
|
|
. '/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;'
|
|
. $crlf;
|
|
}
|
|
|
|
/* Restore timezone */
|
|
if (isset($GLOBALS['sql_utc_time']) && $GLOBALS['sql_utc_time']) {
|
|
$GLOBALS['dbi']->query('SET time_zone = "' . $GLOBALS['old_tz'] . '"');
|
|
}
|
|
|
|
return PMA_exportOutputHandler($foot);
|
|
}
|
|
|
|
/**
|
|
* Outputs export header. It is the first method to be called, so all
|
|
* the required variables are initialized here.
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportHeader()
|
|
{
|
|
global $crlf, $cfg;
|
|
global $mysql_charset_map;
|
|
|
|
if (isset($GLOBALS['sql_compatibility'])) {
|
|
$tmp_compat = $GLOBALS['sql_compatibility'];
|
|
if ($tmp_compat == 'NONE') {
|
|
$tmp_compat = '';
|
|
}
|
|
$GLOBALS['dbi']->tryQuery('SET SQL_MODE="' . $tmp_compat . '"');
|
|
unset($tmp_compat);
|
|
}
|
|
$head = $this->_exportComment('phpMyAdmin SQL Dump')
|
|
. $this->_exportComment('version ' . PMA_VERSION)
|
|
. $this->_exportComment('http://www.phpmyadmin.net')
|
|
. $this->_exportComment();
|
|
$host_string = __('Host:') . ' ' . $cfg['Server']['host'];
|
|
if (! empty($cfg['Server']['port'])) {
|
|
$host_string .= ':' . $cfg['Server']['port'];
|
|
}
|
|
$head .= $this->_exportComment($host_string);
|
|
$head .=
|
|
$this->_exportComment(
|
|
__('Generation Time:') . ' '
|
|
. PMA_Util::localisedDate()
|
|
)
|
|
. $this->_exportComment(
|
|
__('Server version:') . ' ' . PMA_MYSQL_STR_VERSION
|
|
)
|
|
. $this->_exportComment(__('PHP Version:') . ' ' . phpversion())
|
|
. $this->_possibleCRLF();
|
|
|
|
if (isset($GLOBALS['sql_header_comment'])
|
|
&& ! empty($GLOBALS['sql_header_comment'])
|
|
) {
|
|
// '\n' is not a newline (like "\n" would be), it's the characters
|
|
// backslash and n, as explained on the export interface
|
|
$lines = explode('\n', $GLOBALS['sql_header_comment']);
|
|
$head .= $this->_exportComment();
|
|
foreach ($lines as $one_line) {
|
|
$head .= $this->_exportComment($one_line);
|
|
}
|
|
$head .= $this->_exportComment();
|
|
}
|
|
|
|
if (isset($GLOBALS['sql_disable_fk'])) {
|
|
$head .= 'SET FOREIGN_KEY_CHECKS=0;' . $crlf;
|
|
}
|
|
|
|
// We want exported AUTO_INCREMENT columns to have still same value,
|
|
// do this only for recent MySQL exports
|
|
if ((! isset($GLOBALS['sql_compatibility'])
|
|
|| $GLOBALS['sql_compatibility'] == 'NONE')
|
|
) {
|
|
$head .= 'SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";' . $crlf;
|
|
}
|
|
|
|
if (isset($GLOBALS['sql_use_transaction'])) {
|
|
$head .= 'SET AUTOCOMMIT = 0;' . $crlf
|
|
. 'START TRANSACTION;' . $crlf;
|
|
}
|
|
|
|
/* Change timezone if we should export timestamps in UTC */
|
|
if (isset($GLOBALS['sql_utc_time']) && $GLOBALS['sql_utc_time']) {
|
|
$head .= 'SET time_zone = "+00:00";' . $crlf;
|
|
$GLOBALS['old_tz'] = $GLOBALS['dbi']
|
|
->fetchValue('SELECT @@session.time_zone');
|
|
$GLOBALS['dbi']->query('SET time_zone = "+00:00"');
|
|
}
|
|
|
|
$head .= $this->_possibleCRLF();
|
|
|
|
if (! empty($GLOBALS['asfile'])) {
|
|
// we are saving as file, therefore we provide charset information
|
|
// so that a utility like the mysql client can interpret
|
|
// the file correctly
|
|
if (isset($GLOBALS['charset'])
|
|
&& isset($mysql_charset_map[$GLOBALS['charset']])
|
|
) {
|
|
// we got a charset from the export dialog
|
|
$set_names = $mysql_charset_map[$GLOBALS['charset']];
|
|
} else {
|
|
// by default we use the connection charset
|
|
$set_names = $mysql_charset_map['utf-8'];
|
|
}
|
|
if ($set_names == 'utf8' && PMA_MYSQL_INT_VERSION > 50503) {
|
|
$set_names = 'utf8mb4';
|
|
}
|
|
$head .= $crlf
|
|
. '/*!40101 SET @OLD_CHARACTER_SET_CLIENT='
|
|
. '@@CHARACTER_SET_CLIENT */;' . $crlf
|
|
. '/*!40101 SET @OLD_CHARACTER_SET_RESULTS='
|
|
. '@@CHARACTER_SET_RESULTS */;' . $crlf
|
|
. '/*!40101 SET @OLD_COLLATION_CONNECTION='
|
|
. '@@COLLATION_CONNECTION */;' . $crlf
|
|
. '/*!40101 SET NAMES ' . $set_names . ' */;' . $crlf . $crlf;
|
|
}
|
|
|
|
return PMA_exportOutputHandler($head);
|
|
}
|
|
|
|
/**
|
|
* Outputs CREATE DATABASE statement
|
|
*
|
|
* @param string $db Database name
|
|
* @param string $export_type 'server', 'database', 'table'
|
|
* @param string $db_alias Aliases of db
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportDBCreate($db, $export_type, $db_alias = '')
|
|
{
|
|
global $crlf;
|
|
|
|
if (empty($db_alias)) {
|
|
$db_alias = $db;
|
|
}
|
|
if (isset($GLOBALS['sql_compatibility'])) {
|
|
$compat = $GLOBALS['sql_compatibility'];
|
|
} else {
|
|
$compat = 'NONE';
|
|
}
|
|
if (isset($GLOBALS['sql_drop_database'])) {
|
|
if (! PMA_exportOutputHandler(
|
|
'DROP DATABASE '
|
|
. PMA_Util::backquoteCompat(
|
|
$db_alias, $compat, isset($GLOBALS['sql_backquotes'])
|
|
)
|
|
. ';' . $crlf
|
|
)) {
|
|
return false;
|
|
}
|
|
}
|
|
if ($export_type == 'database' && !isset($GLOBALS['sql_create_database'])) {
|
|
return true;
|
|
}
|
|
|
|
$create_query = 'CREATE DATABASE IF NOT EXISTS '
|
|
. PMA_Util::backquoteCompat(
|
|
$db_alias, $compat, isset($GLOBALS['sql_backquotes'])
|
|
);
|
|
$collation = PMA_getDbCollation($db);
|
|
if (/*overload*/mb_strpos($collation, '_')) {
|
|
$create_query .= ' DEFAULT CHARACTER SET '
|
|
. /*overload*/mb_substr(
|
|
$collation,
|
|
0,
|
|
/*overload*/mb_strpos($collation, '_')
|
|
)
|
|
. ' COLLATE ' . $collation;
|
|
} else {
|
|
$create_query .= ' DEFAULT CHARACTER SET ' . $collation;
|
|
}
|
|
$create_query .= ';' . $crlf;
|
|
if (! PMA_exportOutputHandler($create_query)) {
|
|
return false;
|
|
}
|
|
|
|
return $this->_exportUseStatement($db_alias, $compat);
|
|
}
|
|
|
|
/**
|
|
* Outputs USE statement
|
|
*
|
|
* @param string $db db to use
|
|
* @param string $compat sql compatibility
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
private function _exportUseStatement($db, $compat)
|
|
{
|
|
global $crlf;
|
|
|
|
if (isset($GLOBALS['sql_compatibility'])
|
|
&& $GLOBALS['sql_compatibility'] == 'NONE'
|
|
) {
|
|
$result = PMA_exportOutputHandler(
|
|
'USE '
|
|
. PMA_Util::backquoteCompat(
|
|
$db, $compat, isset($GLOBALS['sql_backquotes'])
|
|
)
|
|
. ';' . $crlf
|
|
);
|
|
} else {
|
|
$result = PMA_exportOutputHandler('USE ' . $db . ';' . $crlf);
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Outputs database header
|
|
*
|
|
* @param string $db Database name
|
|
* @param string $db_alias Alias of db
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportDBHeader($db, $db_alias = '')
|
|
{
|
|
if (empty($db_alias)) {
|
|
$db_alias = $db;
|
|
}
|
|
if (isset($GLOBALS['sql_compatibility'])) {
|
|
$compat = $GLOBALS['sql_compatibility'];
|
|
} else {
|
|
$compat = 'NONE';
|
|
}
|
|
$head = $this->_exportComment()
|
|
. $this->_exportComment(
|
|
__('Database:') . ' '
|
|
. PMA_Util::backquoteCompat(
|
|
$db_alias, $compat, isset($GLOBALS['sql_backquotes'])
|
|
)
|
|
)
|
|
. $this->_exportComment();
|
|
return PMA_exportOutputHandler($head);
|
|
}
|
|
|
|
/**
|
|
* Outputs database footer
|
|
*
|
|
* @param string $db Database name
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportDBFooter($db)
|
|
{
|
|
global $crlf;
|
|
|
|
$result = true;
|
|
|
|
//add indexes to the sql dump file
|
|
if (isset($GLOBALS['sql_indexes'])) {
|
|
$result = PMA_exportOutputHandler($GLOBALS['sql_indexes']);
|
|
unset($GLOBALS['sql_indexes']);
|
|
}
|
|
//add auto increments to the sql dump file
|
|
if (isset($GLOBALS['sql_auto_increments'])) {
|
|
$result = PMA_exportOutputHandler($GLOBALS['sql_auto_increments']);
|
|
unset($GLOBALS['sql_auto_increments']);
|
|
}
|
|
//add constraints to the sql dump file
|
|
if (isset($GLOBALS['sql_constraints'])) {
|
|
$result = PMA_exportOutputHandler($GLOBALS['sql_constraints']);
|
|
unset($GLOBALS['sql_constraints']);
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Exports events
|
|
*
|
|
* @param string $db Database
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportEvents($db)
|
|
{
|
|
global $crlf;
|
|
|
|
$text = '';
|
|
$delimiter = '$$';
|
|
|
|
$event_names = $GLOBALS['dbi']->fetchResult(
|
|
"SELECT EVENT_NAME FROM information_schema.EVENTS WHERE"
|
|
. " EVENT_SCHEMA= '" . PMA_Util::sqlAddSlashes($db, true) . "';"
|
|
);
|
|
|
|
if ($event_names) {
|
|
$text .= $crlf
|
|
. "DELIMITER " . $delimiter . $crlf;
|
|
|
|
$text .=
|
|
$this->_exportComment()
|
|
. $this->_exportComment(__('Events'))
|
|
. $this->_exportComment();
|
|
|
|
foreach ($event_names as $event_name) {
|
|
if (! empty($GLOBALS['sql_drop_table'])) {
|
|
$text .= "DROP EVENT "
|
|
. PMA_Util::backquote($event_name)
|
|
. $delimiter . $crlf;
|
|
}
|
|
$text .= $GLOBALS['dbi']->getDefinition($db, 'EVENT', $event_name)
|
|
. $delimiter . $crlf . $crlf;
|
|
}
|
|
|
|
$text .= "DELIMITER ;" . $crlf;
|
|
}
|
|
|
|
if (! empty($text)) {
|
|
return PMA_exportOutputHandler($text);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Exports metadata from Configuration Storage
|
|
*
|
|
* @param string $db database being exported
|
|
* @param string|array $tables table(s) being exported
|
|
* @param array $metadataTypes types of metadata to export
|
|
* @param array $targetNames associative array of db and table names of
|
|
* target configuraton storage
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportMetadata(
|
|
$db, $tables, $metadataTypes, $targetNames = array()
|
|
) {
|
|
$cfgRelation = PMA_getRelationsParam();
|
|
if (! isset($cfgRelation['db'])) {
|
|
return true;
|
|
}
|
|
|
|
$comment = $this->_possibleCRLF()
|
|
. $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(__('Metadata'))
|
|
. $this->_exportComment();
|
|
if (! PMA_exportOutputHandler($comment)) {
|
|
return false;
|
|
}
|
|
|
|
if (! $this->_exportUseStatement(
|
|
$cfgRelation['db'], $GLOBALS['sql_compatibility']
|
|
)) {
|
|
return false;
|
|
}
|
|
|
|
$r = true;
|
|
if (is_array($tables)) {
|
|
// export metadata for each table
|
|
foreach ($tables as $table) {
|
|
$r &= $this->_exportMetadata($db, $table, $metadataTypes);
|
|
}
|
|
// export metadata for the database
|
|
$r &= $this->_exportMetadata($db, null, $metadataTypes);
|
|
} else {
|
|
// export metadata for single table
|
|
$r &= $this->_exportMetadata($db, $tables, $metadataTypes);
|
|
}
|
|
|
|
return $r;
|
|
}
|
|
|
|
/**
|
|
* Exports metadata from Configuration Storage
|
|
*
|
|
* @param string $db database being exported
|
|
* @param string $table table being exported
|
|
* @param array $metadataTypes types of metadata to export
|
|
* @param array $targetNames associative array of db and table names of
|
|
* target configuraton storage
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
private function _exportMetadata(
|
|
$db, $table, $metadataTypes, $targetNames = array()
|
|
) {
|
|
$cfgRelation = PMA_getRelationsParam();
|
|
|
|
if (isset($table)) {
|
|
$types = array(
|
|
'column_info' => 'db_name',
|
|
'table_uiprefs' => 'db_name',
|
|
'tracking' => 'db_name',
|
|
);
|
|
} else {
|
|
$types = array(
|
|
'bookmark' => 'dbase',
|
|
'relation' => 'master_db',
|
|
'pdf_pages' => 'db_name',
|
|
'savedsearches' => 'db_name',
|
|
'central_columns' => 'db_name',
|
|
);
|
|
}
|
|
|
|
$aliases = array();
|
|
foreach ($targetNames as $type => $targetName) {
|
|
if ($type == 'phpmyadmin') {
|
|
$aliases[$cfgRelation['db']] = $targetName;
|
|
continue;
|
|
}
|
|
|
|
if (isset($cfgRelation[$type])) {
|
|
$aliases[$cfgRelation['db']]['tables'][$cfgRelation[$type]]['alias']
|
|
= $targetName;
|
|
}
|
|
}
|
|
|
|
$comment = $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(
|
|
sprintf(
|
|
__('Metadata for %s'),
|
|
isset($table) ? $table : $db
|
|
)
|
|
)
|
|
. $this->_exportComment();
|
|
if (! PMA_exportOutputHandler($comment)) {
|
|
return false;
|
|
}
|
|
|
|
foreach ($types as $type => $dbNameColumn) {
|
|
if (in_array($type, $metadataTypes) && isset($cfgRelation[$type])) {
|
|
|
|
// special case, designer pages and their coordinates
|
|
if ($type == 'pdf_pages') {
|
|
|
|
$sql_query = "SELECT `page_nr`, `page_descr` FROM "
|
|
. PMA_Util::backquote($cfgRelation['db'])
|
|
. "." . PMA_Util::backquote($cfgRelation[$type])
|
|
. " WHERE " . PMA_Util::backquote($dbNameColumn)
|
|
. " = '" . PMA_Util::sqlAddSlashes($db) . "'";
|
|
|
|
$result = $GLOBALS['dbi']->fetchResult(
|
|
$sql_query, 'page_nr', 'page_descr'
|
|
);
|
|
|
|
foreach ($result as $page => $name) {
|
|
// insert row for pdf_page
|
|
$sql_query_row = "SELECT `db_name`, `page_descr` FROM "
|
|
. PMA_Util::backquote($cfgRelation['db'])
|
|
. "." . PMA_Util::backquote($cfgRelation[$type])
|
|
. " WHERE " . PMA_Util::backquote($dbNameColumn)
|
|
. " = '" . PMA_Util::sqlAddSlashes($db) . "'"
|
|
. " AND `page_nr` = '" . $page . "'";
|
|
|
|
if (! $this->exportData(
|
|
$cfgRelation['db'],
|
|
$cfgRelation[$type],
|
|
$GLOBALS['crlf'],
|
|
'',
|
|
$sql_query_row,
|
|
$aliases
|
|
)) {
|
|
return false;
|
|
}
|
|
|
|
$lastPage = $GLOBALS['crlf']
|
|
. "SET @LAST_PAGE = LAST_INSERT_ID();"
|
|
. $GLOBALS['crlf'] ;
|
|
if (! PMA_exportOutputHandler($lastPage)) {
|
|
return false;
|
|
}
|
|
|
|
$sql_query_coords = "SELECT `db_name`, `table_name`, "
|
|
. "'@LAST_PAGE' AS `pdf_page_number`, `x`, `y` FROM "
|
|
. PMA_Util::backquote($cfgRelation['db'])
|
|
. "." . PMA_Util::backquote($cfgRelation['table_coords'])
|
|
. " WHERE `pdf_page_number` = '" . $page . "'";
|
|
|
|
$GLOBALS['exporting_metadata'] = true;
|
|
if (! $this->exportData(
|
|
$cfgRelation['db'],
|
|
$cfgRelation['table_coords'],
|
|
$GLOBALS['crlf'],
|
|
'',
|
|
$sql_query_coords,
|
|
$aliases
|
|
)) {
|
|
$GLOBALS['exporting_metadata'] = false;
|
|
return false;
|
|
}
|
|
$GLOBALS['exporting_metadata'] = false;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// remove auto_incrementing id field for some tables
|
|
if ($type == 'bookmark') {
|
|
$sql_query = "SELECT `dbase`, `user`, `label`, `query` FROM ";
|
|
} elseif ($type == 'column_info') {
|
|
$sql_query = "SELECT `db_name`, `table_name`, `column_name`,"
|
|
. " `comment`, `mimetype`, `transformation`,"
|
|
. " `transformation_options`, `input_transformation`,"
|
|
. " `input_transformation_options` FROM";
|
|
} elseif ($type == 'savedsearches') {
|
|
$sql_query = "SELECT `username`, `db_name`, `search_name`,"
|
|
. " `search_data` FROM";
|
|
} else {
|
|
$sql_query = "SELECT * FROM ";
|
|
}
|
|
$sql_query .= PMA_Util::backquote($cfgRelation['db'])
|
|
. '.' . PMA_Util::backquote($cfgRelation[$type])
|
|
. " WHERE " . PMA_Util::backquote($dbNameColumn)
|
|
. " = '" . PMA_Util::sqlAddSlashes($db) . "'";
|
|
if (isset($table)) {
|
|
$sql_query .= " AND `table_name` = '"
|
|
. PMA_Util::sqlAddSlashes($table) . "'";
|
|
}
|
|
|
|
if (! $this->exportData(
|
|
$cfgRelation['db'],
|
|
$cfgRelation[$type],
|
|
$GLOBALS['crlf'],
|
|
'',
|
|
$sql_query,
|
|
$aliases
|
|
)) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Returns a stand-in CREATE definition to resolve view dependencies
|
|
*
|
|
* @param string $db the database name
|
|
* @param string $view the view name
|
|
* @param string $crlf the end of line sequence
|
|
* @param array $aliases Aliases of db/table/columns
|
|
*
|
|
* @return string resulting definition
|
|
*/
|
|
public function getTableDefStandIn($db, $view, $crlf, $aliases = array())
|
|
{
|
|
$db_alias = $db;
|
|
$view_alias = $view;
|
|
$this->initAlias($aliases, $db_alias, $view_alias);
|
|
$create_query = '';
|
|
if (! empty($GLOBALS['sql_drop_table'])) {
|
|
$create_query .= 'DROP VIEW IF EXISTS '
|
|
. PMA_Util::backquote($view_alias)
|
|
. ';' . $crlf;
|
|
}
|
|
|
|
$create_query .= 'CREATE TABLE ';
|
|
|
|
if (isset($GLOBALS['sql_if_not_exists'])
|
|
&& $GLOBALS['sql_if_not_exists']
|
|
) {
|
|
$create_query .= 'IF NOT EXISTS ';
|
|
}
|
|
$create_query .= PMA_Util::backquote($view_alias) . ' (' . $crlf;
|
|
$tmp = array();
|
|
$columns = $GLOBALS['dbi']->getColumnsFull($db, $view);
|
|
foreach ($columns as $column_name => $definition) {
|
|
$col_alias = $column_name;
|
|
if (!empty($aliases[$db]['tables'][$view]['columns'][$col_alias])) {
|
|
$col_alias = $aliases[$db]['tables'][$view]['columns'][$col_alias];
|
|
}
|
|
$tmp[] = PMA_Util::backquote($col_alias) . ' ' .
|
|
$definition['Type'] . $crlf;
|
|
}
|
|
$create_query .= implode(',', $tmp) . ');' . $crlf;
|
|
return($create_query);
|
|
}
|
|
|
|
/**
|
|
* Returns CREATE definition that matches $view's structure
|
|
*
|
|
* @param string $db the database name
|
|
* @param string $view the view name
|
|
* @param string $crlf the end of line sequence
|
|
* @param bool $add_semicolon whether to add semicolon and end-of-line at
|
|
* the end
|
|
* @param array $aliases Aliases of db/table/columns
|
|
*
|
|
* @return string resulting schema
|
|
*/
|
|
private function _getTableDefForView(
|
|
$db,
|
|
$view,
|
|
$crlf,
|
|
$add_semicolon = true,
|
|
$aliases = array()
|
|
) {
|
|
$db_alias = $db;
|
|
$view_alias = $view;
|
|
$this->initAlias($aliases, $db_alias, $view_alias);
|
|
$create_query = "CREATE TABLE";
|
|
if (isset($GLOBALS['sql_if_not_exists'])) {
|
|
$create_query .= " IF NOT EXISTS ";
|
|
}
|
|
$create_query .= PMA_Util::backquote($view_alias) . "(" . $crlf;
|
|
|
|
$columns = $GLOBALS['dbi']->getColumns($db, $view, null, true);
|
|
|
|
$firstCol = true;
|
|
foreach ($columns as $column) {
|
|
$col_alias = $column['Field'];
|
|
if (!empty($aliases[$db]['tables'][$view]['columns'][$col_alias])) {
|
|
$col_alias = $aliases[$db]['tables'][$view]['columns'][$col_alias];
|
|
}
|
|
$extracted_columnspec = PMA_Util::extractColumnSpec($column['Type']);
|
|
|
|
if (! $firstCol) {
|
|
$create_query .= "," . $crlf;
|
|
}
|
|
$create_query .= " " . PMA_Util::backquote($col_alias);
|
|
$create_query .= " " . $column['Type'];
|
|
if ($extracted_columnspec['can_contain_collation']
|
|
&& ! empty($column['Collation'])
|
|
) {
|
|
$create_query .= " COLLATE " . $column['Collation'];
|
|
}
|
|
if ($column['Null'] == 'NO') {
|
|
$create_query .= " NOT NULL";
|
|
}
|
|
if (isset($column['Default'])) {
|
|
$create_query .= " DEFAULT '"
|
|
. PMA_Util::sqlAddSlashes($column['Default']) . "'";
|
|
} else if ($column['Null'] == 'YES') {
|
|
$create_query .= " DEFAULT NULL";
|
|
}
|
|
if (! empty($column['Comment'])) {
|
|
$create_query .= " COMMENT '"
|
|
. PMA_Util::sqlAddSlashes($column['Comment']) . "'";
|
|
}
|
|
$firstCol = false;
|
|
}
|
|
$create_query .= $crlf . ")" . ($add_semicolon ? ';' : '') . $crlf;
|
|
|
|
if (isset($GLOBALS['sql_compatibility'])) {
|
|
$compat = $GLOBALS['sql_compatibility'];
|
|
} else {
|
|
$compat = 'NONE';
|
|
}
|
|
if ($compat == 'MSSQL') {
|
|
$create_query = $this->_makeCreateTableMSSQLCompatible(
|
|
$create_query
|
|
);
|
|
}
|
|
return $create_query;
|
|
}
|
|
|
|
/**
|
|
* Returns $table's CREATE definition
|
|
*
|
|
* @param string $db the database name
|
|
* @param string $table the table name
|
|
* @param string $crlf the end of line sequence
|
|
* @param string $error_url the url to go back in case
|
|
* of error
|
|
* @param bool $show_dates whether to include creation/
|
|
* update/check dates
|
|
* @param bool $add_semicolon whether to add semicolon and
|
|
* end-of-line at the end
|
|
* @param bool $view whether we're handling a view
|
|
* @param bool $update_indexes_increments whether we need to update
|
|
* two global variables
|
|
* @param array $aliases Aliases of db/table/columns
|
|
*
|
|
* @return string resulting schema
|
|
*/
|
|
public function getTableDef(
|
|
$db,
|
|
$table,
|
|
$crlf,
|
|
$error_url,
|
|
$show_dates = false,
|
|
$add_semicolon = true,
|
|
$view = false,
|
|
$update_indexes_increments = true,
|
|
$aliases = array()
|
|
) {
|
|
global $sql_drop_table, $sql_backquotes, $sql_constraints,
|
|
$sql_constraints_query, $sql_indexes, $sql_indexes_query,
|
|
$sql_auto_increments,$sql_drop_foreign_keys;
|
|
|
|
$db_alias = $db;
|
|
$table_alias = $table;
|
|
$this->initAlias($aliases, $db_alias, $table_alias);
|
|
|
|
$schema_create = '';
|
|
$auto_increment = '';
|
|
$new_crlf = $crlf;
|
|
|
|
if (isset($GLOBALS['sql_compatibility'])) {
|
|
$compat = $GLOBALS['sql_compatibility'];
|
|
} else {
|
|
$compat = 'NONE';
|
|
}
|
|
|
|
// need to use PMA_DatabaseInterface::QUERY_STORE
|
|
// with $GLOBALS['dbi']->numRows() in mysqli
|
|
$result = $GLOBALS['dbi']->query(
|
|
'SHOW TABLE STATUS FROM ' . PMA_Util::backquote($db)
|
|
. ' WHERE Name = \'' . PMA_Util::sqlAddSlashes($table) . '\'',
|
|
null,
|
|
PMA_DatabaseInterface::QUERY_STORE
|
|
);
|
|
if ($result != false) {
|
|
if ($GLOBALS['dbi']->numRows($result) > 0) {
|
|
$tmpres = $GLOBALS['dbi']->fetchAssoc($result);
|
|
|
|
// Here we optionally add the AUTO_INCREMENT next value,
|
|
// but starting with MySQL 5.0.24, the clause is already included
|
|
// in SHOW CREATE TABLE so we'll remove it below
|
|
if (isset($GLOBALS['sql_auto_increment'])
|
|
&& ! empty($tmpres['Auto_increment'])
|
|
) {
|
|
$auto_increment .= ' AUTO_INCREMENT='
|
|
. $tmpres['Auto_increment'] . ' ';
|
|
}
|
|
|
|
if ($show_dates
|
|
&& isset($tmpres['Create_time'])
|
|
&& ! empty($tmpres['Create_time'])
|
|
) {
|
|
$schema_create .= $this->_exportComment(
|
|
__('Creation:') . ' '
|
|
. PMA_Util::localisedDate(
|
|
strtotime($tmpres['Create_time'])
|
|
)
|
|
);
|
|
$new_crlf = $this->_exportComment() . $crlf;
|
|
}
|
|
|
|
if ($show_dates
|
|
&& isset($tmpres['Update_time'])
|
|
&& ! empty($tmpres['Update_time'])
|
|
) {
|
|
$schema_create .= $this->_exportComment(
|
|
__('Last update:') . ' '
|
|
. PMA_Util::localisedDate(
|
|
strtotime($tmpres['Update_time'])
|
|
)
|
|
);
|
|
$new_crlf = $this->_exportComment() . $crlf;
|
|
}
|
|
|
|
if ($show_dates
|
|
&& isset($tmpres['Check_time'])
|
|
&& ! empty($tmpres['Check_time'])
|
|
) {
|
|
$schema_create .= $this->_exportComment(
|
|
__('Last check:') . ' '
|
|
. PMA_Util::localisedDate(
|
|
strtotime($tmpres['Check_time'])
|
|
)
|
|
);
|
|
$new_crlf = $this->_exportComment() . $crlf;
|
|
}
|
|
}
|
|
$GLOBALS['dbi']->freeResult($result);
|
|
}
|
|
|
|
$schema_create .= $new_crlf;
|
|
|
|
// no need to generate a DROP VIEW here, it was done earlier
|
|
if (!empty($sql_drop_table)
|
|
&& !$GLOBALS['dbi']->getTable($db, $table)->isView()
|
|
) {
|
|
$schema_create .= 'DROP TABLE IF EXISTS '
|
|
. PMA_Util::backquote($table_alias, $sql_backquotes) . ';'
|
|
. $crlf;
|
|
}
|
|
|
|
// Complete table dump,
|
|
// Whether to quote table and column names or not
|
|
if ($sql_backquotes) {
|
|
$GLOBALS['dbi']->query('SET SQL_QUOTE_SHOW_CREATE = 1');
|
|
} else {
|
|
$GLOBALS['dbi']->query('SET SQL_QUOTE_SHOW_CREATE = 0');
|
|
}
|
|
|
|
// I don't see the reason why this unbuffered query could cause problems,
|
|
// because SHOW CREATE TABLE returns only one row, and we free the
|
|
// results below. Nonetheless, we got 2 user reports about this
|
|
// (see bug 1562533) so I removed the unbuffered mode.
|
|
// $result = $GLOBALS['dbi']->query('SHOW CREATE TABLE ' . backquote($db)
|
|
// . '.' . backquote($table), null, PMA_DatabaseInterface::QUERY_UNBUFFERED);
|
|
//
|
|
// Note: SHOW CREATE TABLE, at least in MySQL 5.1.23, does not
|
|
// produce a displayable result for the default value of a BIT
|
|
// column, nor does the mysqldump command. See MySQL bug 35796
|
|
$result = $GLOBALS['dbi']->tryQuery(
|
|
'SHOW CREATE TABLE ' . PMA_Util::backquote($db) . '.'
|
|
. PMA_Util::backquote($table)
|
|
);
|
|
// an error can happen, for example the table is crashed
|
|
$tmp_error = $GLOBALS['dbi']->getError();
|
|
if ($tmp_error) {
|
|
return $this->_exportComment(__('in use') . '(' . $tmp_error . ')');
|
|
}
|
|
|
|
// Old mode is stored so it can be restored once exporting is done.
|
|
$old_mode = SqlParser\Context::$MODE;
|
|
|
|
$warning = '';
|
|
if ($result != false && ($row = $GLOBALS['dbi']->fetchRow($result))) {
|
|
$create_query = $row[1];
|
|
unset($row);
|
|
|
|
// Convert end of line chars to one that we want (note that MySQL
|
|
// doesn't return query it will accept in all cases)
|
|
if (/*overload*/mb_strpos($create_query, "(\r\n ")) {
|
|
$create_query = str_replace("\r\n", $crlf, $create_query);
|
|
} elseif (/*overload*/mb_strpos($create_query, "(\n ")) {
|
|
$create_query = str_replace("\n", $crlf, $create_query);
|
|
} elseif (/*overload*/mb_strpos($create_query, "(\r ")) {
|
|
$create_query = str_replace("\r", $crlf, $create_query);
|
|
}
|
|
|
|
/*
|
|
* Drop database name from VIEW creation.
|
|
*
|
|
* This is a bit tricky, but we need to issue SHOW CREATE TABLE with
|
|
* database name, but we don't want name to show up in CREATE VIEW
|
|
* statement.
|
|
*/
|
|
if ($view) {
|
|
$create_query = preg_replace(
|
|
'/' . preg_quote(PMA_Util::backquote($db)) . '\./',
|
|
'',
|
|
$create_query
|
|
);
|
|
}
|
|
|
|
// Substitute aliases in `CREATE` query.
|
|
$create_query = $this->replaceWithAliases(
|
|
$create_query, $aliases, $db, $table, $flag
|
|
);
|
|
|
|
// One warning per view.
|
|
if ($flag && $view) {
|
|
$warning = $this->_exportComment()
|
|
. $this->_exportComment(
|
|
__('It appears your database uses views;')
|
|
)
|
|
. $this->_exportComment(
|
|
__('alias export may not work reliably in all cases.')
|
|
)
|
|
. $this->_exportComment();
|
|
}
|
|
|
|
// Adding IF NOT EXISTS, if required.
|
|
if (isset($GLOBALS['sql_if_not_exists'])) {
|
|
$create_query = preg_replace(
|
|
'/^CREATE TABLE/',
|
|
'CREATE TABLE IF NOT EXISTS',
|
|
$create_query
|
|
);
|
|
}
|
|
|
|
// Making the query MSSQL compatible.
|
|
if ($compat == 'MSSQL') {
|
|
$create_query = $this->_makeCreateTableMSSQLCompatible(
|
|
$create_query
|
|
);
|
|
}
|
|
|
|
// Views have no constraints, indexes, etc. They do not require any
|
|
// analysis.
|
|
if (!$view) {
|
|
|
|
// Using appropriate quotes.
|
|
if (($compat === 'MSSQL') || ($sql_backquotes === '"')) {
|
|
SqlParser\Context::$MODE |= SqlParser\Context::ANSI_QUOTES;
|
|
}
|
|
|
|
/**
|
|
* Parser used for analysis.
|
|
* @var SqlParser
|
|
*/
|
|
$parser = new SqlParser\Parser($create_query);
|
|
}
|
|
|
|
if (!empty($parser->statements[0]->fields)) {
|
|
|
|
/**
|
|
* `CREATE TABLE` statement.
|
|
* @var SqlParser\Statements\SelectStatement
|
|
*/
|
|
$statement = $parser->statements[0];
|
|
|
|
/**
|
|
* Fragments containining definition of each constraint.
|
|
* @var array
|
|
*/
|
|
$constraints = array();
|
|
|
|
/**
|
|
* Fragments containining definition of each index.
|
|
* @var array
|
|
*/
|
|
$indexes = array();
|
|
|
|
/**
|
|
* Fragments containining definition of each FULLTEXT index.
|
|
* @var array
|
|
*/
|
|
$indexes_fulltext = array();
|
|
|
|
/**
|
|
* Fragments containining definition of each foreign key that will
|
|
* be dropped.
|
|
* @var array
|
|
*/
|
|
$dropped = array();
|
|
|
|
/**
|
|
* Fragment containining definition of the `AUTO_INCREMENT`.
|
|
* @var array
|
|
*/
|
|
$auto_increment = array();
|
|
|
|
// Scanning each field of the `CREATE` statement to fill the arrays
|
|
// above.
|
|
// If the field is used in any of the arrays above, it is removed
|
|
// from the original definition.
|
|
// Also, AUTO_INCREMENT attribute is removed.
|
|
/** @var SqlParser\Components\CreateDefinition $field */
|
|
foreach ($statement->fields as $key => $field) {
|
|
|
|
if ($field->isConstraint) {
|
|
// Creating the parts that add constraints.
|
|
$constraints[] = $field::build($field);
|
|
unset($statement->fields[$key]);
|
|
} elseif (!empty($field->key)) {
|
|
// Creating the parts that add indexes (must not be
|
|
// constraints).
|
|
if ($field->key->type === 'FULLTEXT KEY') {
|
|
$indexes_fulltext[] = $field->build($field);
|
|
unset($statement->fields[$key]);
|
|
} else if (empty($GLOBALS['sql_if_not_exists'])) {
|
|
$indexes[] = $field->build($field);
|
|
unset($statement->fields[$key]);
|
|
}
|
|
}
|
|
|
|
// Creating the parts that drop foreign keys.
|
|
if (!empty($field->key)) {
|
|
if ($field->key->type === 'FOREIGN KEY') {
|
|
$dropped[] = 'FOREIGN KEY ' . SqlParser\Context::escape(
|
|
$field->name
|
|
);
|
|
unset($statement->fields[$key]);
|
|
}
|
|
}
|
|
|
|
// Dropping AUTO_INCREMENT.
|
|
if (!empty($field->options)) {
|
|
if ($field->options->has('AUTO_INCREMENT')
|
|
&& empty($GLOBALS['sql_if_not_exists'])
|
|
) {
|
|
|
|
$auto_increment[] = $field::build($field);
|
|
$field->options->remove('AUTO_INCREMENT');
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* The header of the `ALTER` statement (`ALTER TABLE tbl`).
|
|
* @var string
|
|
*/
|
|
$alter_header = 'ALTER TABLE ' .
|
|
PMA_Util::backquoteCompat(
|
|
$table_alias, $compat, $sql_backquotes
|
|
);
|
|
|
|
/**
|
|
* The footer of the `ALTER` statement (usually ';')
|
|
* @var string
|
|
*/
|
|
$alter_footer = ';' . $crlf;
|
|
|
|
// Generating constraints-related query.
|
|
if (!empty($constraints)) {
|
|
$sql_constraints_query = $alter_header . $crlf . ' ADD '
|
|
. implode(',' . $crlf . ' ADD ', $constraints)
|
|
. $alter_footer;
|
|
|
|
$sql_constraints = $this->generateComment(
|
|
$crlf, $sql_constraints, __('Constraints for dumped tables'),
|
|
__('Constraints for table'), $table_alias, $compat
|
|
) . $sql_constraints_query;
|
|
}
|
|
|
|
// Generating indexes-related query.
|
|
$sql_indexes_query = '';
|
|
|
|
if (!empty($indexes)) {
|
|
$sql_indexes_query .= $alter_header . $crlf . ' ADD '
|
|
. implode(',' . $crlf . ' ADD ', $indexes)
|
|
. $alter_footer;
|
|
}
|
|
|
|
if (!empty($indexes_fulltext)) {
|
|
// InnoDB supports one FULLTEXT index creation at a time.
|
|
// So FULLTEXT indexes are created one-by-one after other
|
|
// indexes where created.
|
|
$sql_indexes_query .= $alter_header .
|
|
' ADD ' . implode(
|
|
$alter_footer . $alter_header . ' ADD ', $indexes_fulltext
|
|
) . $alter_footer;
|
|
}
|
|
|
|
if ((!empty($indexes)) || (!empty($indexes_fulltext))) {
|
|
$sql_indexes = $this->generateComment(
|
|
$crlf, $sql_indexes, __('Indexes for dumped tables'),
|
|
__('Indexes for table'), $table_alias, $compat
|
|
) . $sql_indexes_query;
|
|
}
|
|
|
|
// Generating drop foreign keys-related query.
|
|
if (!empty($dropped)) {
|
|
$sql_drop_foreign_keys = $alter_header . $crlf . ' DROP '
|
|
. implode(',' . $crlf . ' DROP ', $dropped)
|
|
. $alter_footer;
|
|
}
|
|
|
|
// Generating auto-increment-related query.
|
|
if ((! empty($auto_increment))
|
|
&& ($update_indexes_increments)
|
|
&& ($statement->entityOptions->has('AUTO_INCREMENT') !== false)
|
|
) {
|
|
$sql_auto_increments_query = $alter_header . $crlf . ' MODIFY '
|
|
. implode(',' . $crlf . ' MODIFY ', $auto_increment);
|
|
if (isset($GLOBALS['sql_auto_increment'])) {
|
|
$sql_auto_increments_query .= ', AUTO_INCREMENT='
|
|
. $statement->entityOptions->has('AUTO_INCREMENT');
|
|
}
|
|
$sql_auto_increments_query .= ';';
|
|
|
|
$sql_auto_increments = $this->generateComment(
|
|
$crlf, $sql_auto_increments,
|
|
__('AUTO_INCREMENT for dumped tables'),
|
|
__('AUTO_INCREMENT for table'), $table_alias, $compat
|
|
) . $sql_auto_increments_query;
|
|
}
|
|
|
|
// Removing the `AUTO_INCREMENT` attribute from the `CREATE TABLE`
|
|
// too.
|
|
if (!empty($statement->entityOptions)
|
|
&& empty($GLOBALS['sql_if_not_exists'])
|
|
) {
|
|
$statement->entityOptions->remove('AUTO_INCREMENT');
|
|
}
|
|
|
|
// Rebuilding the query.
|
|
$create_query = $statement->build();
|
|
}
|
|
|
|
$schema_create .= $create_query;
|
|
}
|
|
|
|
$GLOBALS['dbi']->freeResult($result);
|
|
|
|
// Restoring old mode.
|
|
SqlParser\Context::$MODE = $old_mode;
|
|
|
|
return $warning . $schema_create . ($add_semicolon ? ';' . $crlf : '');
|
|
} // end of the 'getTableDef()' function
|
|
|
|
/**
|
|
* Returns $table's comments, relations etc.
|
|
*
|
|
* @param string $db database name
|
|
* @param string $table table name
|
|
* @param string $crlf end of line sequence
|
|
* @param bool $do_relation whether to include relation comments
|
|
* @param bool $do_mime whether to include mime comments
|
|
* @param array $aliases Aliases of db/table/columns
|
|
*
|
|
* @return string resulting comments
|
|
*/
|
|
private function _getTableComments(
|
|
$db,
|
|
$table,
|
|
$crlf,
|
|
$do_relation = false,
|
|
$do_mime = false,
|
|
$aliases = array()
|
|
) {
|
|
global $cfgRelation, $sql_backquotes;
|
|
|
|
$db_alias = $db;
|
|
$table_alias = $table;
|
|
$this->initAlias($aliases, $db_alias, $table_alias);
|
|
|
|
$schema_create = '';
|
|
|
|
// Check if we can use Relations
|
|
list($res_rel, $have_rel) = PMA_getRelationsAndStatus(
|
|
$do_relation && ! empty($cfgRelation['relation']),
|
|
$db,
|
|
$table
|
|
);
|
|
|
|
if ($do_mime && $cfgRelation['mimework']) {
|
|
if (! ($mime_map = PMA_getMIME($db, $table, true))) {
|
|
unset($mime_map);
|
|
}
|
|
}
|
|
|
|
if (isset($mime_map) && count($mime_map) > 0) {
|
|
$schema_create .= $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(
|
|
__('MIME TYPES FOR TABLE') . ' '
|
|
. PMA_Util::backquote($table, $sql_backquotes) . ':'
|
|
);
|
|
@reset($mime_map);
|
|
foreach ($mime_map as $mime_field => $mime) {
|
|
$schema_create .=
|
|
$this->_exportComment(
|
|
' '
|
|
. PMA_Util::backquote($mime_field, $sql_backquotes)
|
|
)
|
|
. $this->_exportComment(
|
|
' '
|
|
. PMA_Util::backquote(
|
|
$mime['mimetype'],
|
|
$sql_backquotes
|
|
)
|
|
);
|
|
}
|
|
$schema_create .= $this->_exportComment();
|
|
}
|
|
|
|
if ($have_rel) {
|
|
$schema_create .= $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(
|
|
__('RELATIONS FOR TABLE') . ' '
|
|
. PMA_Util::backquote($table_alias, $sql_backquotes)
|
|
. ':'
|
|
);
|
|
|
|
foreach ($res_rel as $rel_field => $rel) {
|
|
if ($rel_field != 'foreign_keys_data') {
|
|
$rel_field_alias = !empty(
|
|
$aliases[$db]['tables'][$table]['columns'][$rel_field]
|
|
) ? $aliases[$db]['tables'][$table]['columns'][$rel_field]
|
|
: $rel_field;
|
|
$schema_create .=
|
|
$this->_exportComment(
|
|
' '
|
|
. PMA_Util::backquote($rel_field_alias, $sql_backquotes)
|
|
)
|
|
. $this->_exportComment(
|
|
' '
|
|
. PMA_Util::backquote(
|
|
$rel['foreign_table'],
|
|
$sql_backquotes
|
|
)
|
|
. ' -> '
|
|
. PMA_Util::backquote(
|
|
$rel['foreign_field'],
|
|
$sql_backquotes
|
|
)
|
|
);
|
|
} else {
|
|
foreach ($rel as $one_key) {
|
|
foreach ($one_key['index_list'] as $index => $field) {
|
|
$rel_field_alias = !empty(
|
|
$aliases[$db]['tables'][$table]['columns'][$field]
|
|
) ? $aliases[$db]['tables'][$table]['columns'][$field]
|
|
: $field;
|
|
$schema_create .=
|
|
$this->_exportComment(
|
|
' '
|
|
. PMA_Util::backquote(
|
|
$rel_field_alias,
|
|
$sql_backquotes
|
|
)
|
|
)
|
|
. $this->_exportComment(
|
|
' '
|
|
. PMA_Util::backquote(
|
|
$one_key['ref_table_name'],
|
|
$sql_backquotes
|
|
)
|
|
. ' -> '
|
|
. PMA_Util::backquote(
|
|
$one_key['ref_index_list'][$index],
|
|
$sql_backquotes
|
|
)
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$schema_create .= $this->_exportComment();
|
|
}
|
|
|
|
return $schema_create;
|
|
|
|
} // end of the '_getTableComments()' function
|
|
|
|
/**
|
|
* Outputs table's structure
|
|
*
|
|
* @param string $db database name
|
|
* @param string $table table name
|
|
* @param string $crlf the end of line sequence
|
|
* @param string $error_url the url to go back in case of error
|
|
* @param string $export_mode 'create_table','triggers','create_view',
|
|
* 'stand_in'
|
|
* @param string $export_type 'server', 'database', 'table'
|
|
* @param bool $relation whether to include relation comments
|
|
* @param bool $comments whether to include the pmadb-style column
|
|
* comments as comments in the structure; this is
|
|
* deprecated but the parameter is left here
|
|
* because export.php calls exportStructure()
|
|
* also for other export types which use this
|
|
* parameter
|
|
* @param bool $mime whether to include mime comments
|
|
* @param bool $dates whether to include creation/update/check dates
|
|
* @param array $aliases Aliases of db/table/columns
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportStructure(
|
|
$db,
|
|
$table,
|
|
$crlf,
|
|
$error_url,
|
|
$export_mode,
|
|
$export_type,
|
|
$relation = false,
|
|
$comments = false,
|
|
$mime = false,
|
|
$dates = false,
|
|
$aliases = array()
|
|
) {
|
|
$db_alias = $db;
|
|
$table_alias = $table;
|
|
$this->initAlias($aliases, $db_alias, $table_alias);
|
|
if (isset($GLOBALS['sql_compatibility'])) {
|
|
$compat = $GLOBALS['sql_compatibility'];
|
|
} else {
|
|
$compat = 'NONE';
|
|
}
|
|
|
|
$formatted_table_name = PMA_Util::backquoteCompat(
|
|
$table_alias, $compat, isset($GLOBALS['sql_backquotes'])
|
|
);
|
|
$dump = $this->_possibleCRLF()
|
|
. $this->_exportComment(str_repeat('-', 56))
|
|
. $this->_possibleCRLF()
|
|
. $this->_exportComment();
|
|
|
|
switch($export_mode) {
|
|
case 'create_table':
|
|
$dump .= $this->_exportComment(
|
|
__('Table structure for table') . ' ' . $formatted_table_name
|
|
);
|
|
$dump .= $this->_exportComment();
|
|
$dump .= $this->getTableDef(
|
|
$db, $table, $crlf, $error_url, $dates,
|
|
true, false, true, $aliases
|
|
);
|
|
$dump .= $this->_getTableComments(
|
|
$db, $table, $crlf, $relation, $mime, $aliases
|
|
);
|
|
break;
|
|
case 'triggers':
|
|
$dump = '';
|
|
$delimiter = '$$';
|
|
$triggers = $GLOBALS['dbi']->getTriggers($db, $table, $delimiter);
|
|
if ($triggers) {
|
|
$dump .= $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(
|
|
__('Triggers') . ' ' . $formatted_table_name
|
|
)
|
|
. $this->_exportComment();
|
|
$used_alias = false;
|
|
$trigger_query = '';
|
|
foreach ($triggers as $trigger) {
|
|
if (! empty($GLOBALS['sql_drop_table'])) {
|
|
$trigger_query .= $trigger['drop'] . ';' . $crlf;
|
|
}
|
|
|
|
$trigger_query .= 'DELIMITER ' . $delimiter . $crlf;
|
|
$trigger_query .= $this->replaceWithAliases(
|
|
$trigger['create'], $aliases, $db, $table, $flag
|
|
);
|
|
if ($flag) {
|
|
$used_alias = true;
|
|
}
|
|
$trigger_query .= 'DELIMITER ;' . $crlf;
|
|
}
|
|
// One warning per table.
|
|
if ($used_alias) {
|
|
$dump .= $this->_exportComment(
|
|
__('It appears your table uses triggers;')
|
|
)
|
|
. $this->_exportComment(
|
|
__('alias export may not work reliably in all cases.')
|
|
)
|
|
. $this->_exportComment();
|
|
}
|
|
$dump .= $trigger_query;
|
|
}
|
|
break;
|
|
case 'create_view':
|
|
if (empty($GLOBALS['sql_views_as_tables'])) {
|
|
$dump .=
|
|
$this->_exportComment(
|
|
__('Structure for view')
|
|
. ' '
|
|
. $formatted_table_name
|
|
)
|
|
. $this->_exportComment();
|
|
// delete the stand-in table previously created (if any)
|
|
if ($export_type != 'table') {
|
|
$dump .= 'DROP TABLE IF EXISTS '
|
|
. PMA_Util::backquote($table_alias) . ';' . $crlf;
|
|
}
|
|
$dump .= $this->getTableDef(
|
|
$db, $table, $crlf, $error_url, $dates,
|
|
true, true, true, $aliases
|
|
);
|
|
} else {
|
|
$dump .=
|
|
$this->_exportComment(
|
|
sprintf(
|
|
__('Structure for view %s exported as a table'),
|
|
$formatted_table_name
|
|
)
|
|
)
|
|
. $this->_exportComment();
|
|
// delete the stand-in table previously created (if any)
|
|
if ($export_type != 'table') {
|
|
$dump .= 'DROP TABLE IF EXISTS '
|
|
. PMA_Util::backquote($table_alias) . ';' . $crlf;
|
|
}
|
|
$dump .= $this->_getTableDefForView(
|
|
$db, $table, $crlf, true, $aliases
|
|
);
|
|
}
|
|
break;
|
|
case 'stand_in':
|
|
$dump .=
|
|
$this->_exportComment(
|
|
__('Stand-in structure for view') . ' ' . $formatted_table_name
|
|
)
|
|
. $this->_exportComment();
|
|
// export a stand-in definition to resolve view dependencies
|
|
$dump .= $this->getTableDefStandIn($db, $table, $crlf, $aliases);
|
|
} // end switch
|
|
|
|
// this one is built by getTableDef() to use in table copy/move
|
|
// but not in the case of export
|
|
unset($GLOBALS['sql_constraints_query']);
|
|
|
|
return PMA_exportOutputHandler($dump);
|
|
}
|
|
|
|
/**
|
|
* Outputs the content of a table in SQL format
|
|
*
|
|
* @param string $db database name
|
|
* @param string $table table name
|
|
* @param string $crlf the end of line sequence
|
|
* @param string $error_url the url to go back in case of error
|
|
* @param string $sql_query SQL query for obtaining data
|
|
* @param array $aliases Aliases of db/table/columns
|
|
*
|
|
* @return bool Whether it succeeded
|
|
*/
|
|
public function exportData(
|
|
$db, $table, $crlf, $error_url, $sql_query, $aliases = array()
|
|
) {
|
|
global $current_row, $sql_backquotes;
|
|
|
|
$db_alias = $db;
|
|
$table_alias = $table;
|
|
$this->initAlias($aliases, $db_alias, $table_alias);
|
|
|
|
if (isset($GLOBALS['sql_compatibility'])) {
|
|
$compat = $GLOBALS['sql_compatibility'];
|
|
} else {
|
|
$compat = 'NONE';
|
|
}
|
|
|
|
$formatted_table_name = PMA_Util::backquoteCompat(
|
|
$table_alias, $compat, $sql_backquotes
|
|
);
|
|
|
|
// Do not export data for a VIEW, unless asked to export the view as a table
|
|
// (For a VIEW, this is called only when exporting a single VIEW)
|
|
if ($GLOBALS['dbi']->getTable($db, $table)->isView()
|
|
&& empty($GLOBALS['sql_views_as_tables'])
|
|
) {
|
|
$head = $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment('VIEW ' . ' ' . $formatted_table_name)
|
|
. $this->_exportComment(__('Data:') . ' ' . __('None'))
|
|
. $this->_exportComment()
|
|
. $this->_possibleCRLF();
|
|
|
|
if (! PMA_exportOutputHandler($head)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
$result = $GLOBALS['dbi']->tryQuery(
|
|
$sql_query, null, PMA_DatabaseInterface::QUERY_UNBUFFERED
|
|
);
|
|
// a possible error: the table has crashed
|
|
$tmp_error = $GLOBALS['dbi']->getError();
|
|
if ($tmp_error) {
|
|
return PMA_exportOutputHandler(
|
|
$this->_exportComment(
|
|
__('Error reading data:') . ' (' . $tmp_error . ')'
|
|
)
|
|
);
|
|
}
|
|
|
|
if ($result == false) {
|
|
$GLOBALS['dbi']->freeResult($result);
|
|
return true;
|
|
}
|
|
|
|
$fields_cnt = $GLOBALS['dbi']->numFields($result);
|
|
|
|
// Get field information
|
|
$fields_meta = $GLOBALS['dbi']->getFieldsMeta($result);
|
|
$field_flags = array();
|
|
for ($j = 0; $j < $fields_cnt; $j++) {
|
|
$field_flags[$j] = $GLOBALS['dbi']->fieldFlags($result, $j);
|
|
}
|
|
|
|
$field_set = array();
|
|
for ($j = 0; $j < $fields_cnt; $j++) {
|
|
$col_as = $fields_meta[$j]->name;
|
|
if (!empty($aliases[$db]['tables'][$table]['columns'][$col_as])) {
|
|
$col_as = $aliases[$db]['tables'][$table]['columns'][$col_as];
|
|
}
|
|
$field_set[$j] = PMA_Util::backquoteCompat(
|
|
$col_as,
|
|
$compat,
|
|
$sql_backquotes
|
|
);
|
|
}
|
|
|
|
if (isset($GLOBALS['sql_type'])
|
|
&& $GLOBALS['sql_type'] == 'UPDATE'
|
|
) {
|
|
// update
|
|
$schema_insert = 'UPDATE ';
|
|
if (isset($GLOBALS['sql_ignore'])) {
|
|
$schema_insert .= 'IGNORE ';
|
|
}
|
|
// avoid EOL blank
|
|
$schema_insert .= PMA_Util::backquoteCompat(
|
|
$table_alias,
|
|
$compat,
|
|
$sql_backquotes
|
|
) . ' SET';
|
|
} else {
|
|
// insert or replace
|
|
if (isset($GLOBALS['sql_type'])
|
|
&& $GLOBALS['sql_type'] == 'REPLACE'
|
|
) {
|
|
$sql_command = 'REPLACE';
|
|
} else {
|
|
$sql_command = 'INSERT';
|
|
}
|
|
|
|
// delayed inserts?
|
|
if (isset($GLOBALS['sql_delayed'])) {
|
|
$insert_delayed = ' DELAYED';
|
|
} else {
|
|
$insert_delayed = '';
|
|
}
|
|
|
|
// insert ignore?
|
|
if (isset($GLOBALS['sql_type'])
|
|
&& $GLOBALS['sql_type'] == 'INSERT'
|
|
&& isset($GLOBALS['sql_ignore'])
|
|
) {
|
|
$insert_delayed .= ' IGNORE';
|
|
}
|
|
//truncate table before insert
|
|
if (isset($GLOBALS['sql_truncate'])
|
|
&& $GLOBALS['sql_truncate']
|
|
&& $sql_command == 'INSERT'
|
|
) {
|
|
$truncate = 'TRUNCATE TABLE '
|
|
. PMA_Util::backquoteCompat(
|
|
$table_alias,
|
|
$compat,
|
|
$sql_backquotes
|
|
) . ";";
|
|
$truncatehead = $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(
|
|
__('Truncate table before insert') . ' '
|
|
. $formatted_table_name
|
|
)
|
|
. $this->_exportComment()
|
|
. $crlf;
|
|
PMA_exportOutputHandler($truncatehead);
|
|
PMA_exportOutputHandler($truncate);
|
|
}
|
|
|
|
// scheme for inserting fields
|
|
if ($GLOBALS['sql_insert_syntax'] == 'complete'
|
|
|| $GLOBALS['sql_insert_syntax'] == 'both'
|
|
) {
|
|
$fields = implode(', ', $field_set);
|
|
$schema_insert = $sql_command . $insert_delayed . ' INTO '
|
|
. PMA_Util::backquoteCompat(
|
|
$table_alias,
|
|
$compat,
|
|
$sql_backquotes
|
|
)
|
|
// avoid EOL blank
|
|
. ' (' . $fields . ') VALUES';
|
|
} else {
|
|
$schema_insert = $sql_command . $insert_delayed . ' INTO '
|
|
. PMA_Util::backquoteCompat(
|
|
$table_alias,
|
|
$compat,
|
|
$sql_backquotes
|
|
)
|
|
. ' VALUES';
|
|
}
|
|
}
|
|
|
|
//\x08\\x09, not required
|
|
$search = array("\x00", "\x0a", "\x0d", "\x1a");
|
|
$replace = array('\0', '\n', '\r', '\Z');
|
|
$current_row = 0;
|
|
$query_size = 0;
|
|
if (($GLOBALS['sql_insert_syntax'] == 'extended'
|
|
|| $GLOBALS['sql_insert_syntax'] == 'both')
|
|
&& (! isset($GLOBALS['sql_type'])
|
|
|| $GLOBALS['sql_type'] != 'UPDATE')
|
|
) {
|
|
$separator = ',';
|
|
$schema_insert .= $crlf;
|
|
} else {
|
|
$separator = ';';
|
|
}
|
|
|
|
while ($row = $GLOBALS['dbi']->fetchRow($result)) {
|
|
if ($current_row == 0) {
|
|
$head = $this->_possibleCRLF()
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(
|
|
__('Dumping data for table') . ' '
|
|
. $formatted_table_name
|
|
)
|
|
. $this->_exportComment()
|
|
. $crlf;
|
|
if (! PMA_exportOutputHandler($head)) {
|
|
return false;
|
|
}
|
|
}
|
|
// We need to SET IDENTITY_INSERT ON for MSSQL
|
|
if (isset($GLOBALS['sql_compatibility'])
|
|
&& $GLOBALS['sql_compatibility'] == 'MSSQL'
|
|
&& $current_row == 0
|
|
) {
|
|
if (! PMA_exportOutputHandler(
|
|
'SET IDENTITY_INSERT '
|
|
. PMA_Util::backquoteCompat(
|
|
$table_alias,
|
|
$compat,
|
|
$sql_backquotes
|
|
)
|
|
. ' ON ;' . $crlf
|
|
)) {
|
|
return false;
|
|
}
|
|
}
|
|
$current_row++;
|
|
$values = array();
|
|
for ($j = 0; $j < $fields_cnt; $j++) {
|
|
// NULL
|
|
if (! isset($row[$j]) || is_null($row[$j])) {
|
|
$values[] = 'NULL';
|
|
} elseif ($fields_meta[$j]->numeric
|
|
&& $fields_meta[$j]->type != 'timestamp'
|
|
&& ! $fields_meta[$j]->blob
|
|
) {
|
|
// a number
|
|
// timestamp is numeric on some MySQL 4.1, BLOBs are
|
|
// sometimes numeric
|
|
$values[] = $row[$j];
|
|
} elseif (stristr($field_flags[$j], 'BINARY') !== false
|
|
&& isset($GLOBALS['sql_hex_for_binary'])
|
|
) {
|
|
// a true BLOB
|
|
// - mysqldump only generates hex data when the --hex-blob
|
|
// option is used, for fields having the binary attribute
|
|
// no hex is generated
|
|
// - a TEXT field returns type blob but a real blob
|
|
// returns also the 'binary' flag
|
|
|
|
// empty blobs need to be different, but '0' is also empty
|
|
// :-(
|
|
if (empty($row[$j]) && $row[$j] != '0') {
|
|
$values[] = '\'\'';
|
|
} else {
|
|
$values[] = '0x' . bin2hex($row[$j]);
|
|
}
|
|
} elseif ($fields_meta[$j]->type == 'bit') {
|
|
// detection of 'bit' works only on mysqli extension
|
|
$values[] = "b'" . PMA_Util::sqlAddSlashes(
|
|
PMA_Util::printableBitValue(
|
|
$row[$j], $fields_meta[$j]->length
|
|
)
|
|
)
|
|
. "'";
|
|
} elseif (! empty($GLOBALS['exporting_metadata'])
|
|
&& $row[$j] == '@LAST_PAGE'
|
|
) {
|
|
$values[] = '@LAST_PAGE';
|
|
} else {
|
|
// something else -> treat as a string
|
|
$values[] = '\''
|
|
. str_replace(
|
|
$search, $replace,
|
|
PMA_Util::sqlAddSlashes($row[$j])
|
|
)
|
|
. '\'';
|
|
} // end if
|
|
} // end for
|
|
|
|
// should we make update?
|
|
if (isset($GLOBALS['sql_type'])
|
|
&& $GLOBALS['sql_type'] == 'UPDATE'
|
|
) {
|
|
|
|
$insert_line = $schema_insert;
|
|
for ($i = 0; $i < $fields_cnt; $i++) {
|
|
if (0 == $i) {
|
|
$insert_line .= ' ';
|
|
}
|
|
if ($i > 0) {
|
|
// avoid EOL blank
|
|
$insert_line .= ',';
|
|
}
|
|
$insert_line .= $field_set[$i] . ' = ' . $values[$i];
|
|
}
|
|
|
|
list($tmp_unique_condition, $tmp_clause_is_unique)
|
|
= PMA_Util::getUniqueCondition(
|
|
$result, // handle
|
|
$fields_cnt, // fields_cnt
|
|
$fields_meta, // fields_meta
|
|
$row, // row
|
|
false, // force_unique
|
|
false, // restrict_to_table
|
|
null // analyzed_sql_results
|
|
);
|
|
$insert_line .= ' WHERE ' . $tmp_unique_condition;
|
|
unset($tmp_unique_condition, $tmp_clause_is_unique);
|
|
|
|
} else {
|
|
|
|
// Extended inserts case
|
|
if ($GLOBALS['sql_insert_syntax'] == 'extended'
|
|
|| $GLOBALS['sql_insert_syntax'] == 'both'
|
|
) {
|
|
if ($current_row == 1) {
|
|
$insert_line = $schema_insert . '('
|
|
. implode(', ', $values) . ')';
|
|
} else {
|
|
$insert_line = '(' . implode(', ', $values) . ')';
|
|
$insertLineSize = /*overload*/mb_strlen($insert_line);
|
|
$sql_max_size = $GLOBALS['sql_max_query_size'];
|
|
if (isset($sql_max_size)
|
|
&& $sql_max_size > 0
|
|
&& $query_size + $insertLineSize > $sql_max_size
|
|
) {
|
|
if (! PMA_exportOutputHandler(';' . $crlf)) {
|
|
return false;
|
|
}
|
|
$query_size = 0;
|
|
$current_row = 1;
|
|
$insert_line = $schema_insert . $insert_line;
|
|
}
|
|
}
|
|
$query_size += /*overload*/mb_strlen($insert_line);
|
|
// Other inserts case
|
|
} else {
|
|
$insert_line = $schema_insert
|
|
. '(' . implode(', ', $values) . ')';
|
|
}
|
|
}
|
|
unset($values);
|
|
|
|
if (! PMA_exportOutputHandler(
|
|
($current_row == 1 ? '' : $separator . $crlf)
|
|
. $insert_line
|
|
)) {
|
|
return false;
|
|
}
|
|
|
|
} // end while
|
|
|
|
if ($current_row > 0) {
|
|
if (! PMA_exportOutputHandler(';' . $crlf)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// We need to SET IDENTITY_INSERT OFF for MSSQL
|
|
if (isset($GLOBALS['sql_compatibility'])
|
|
&& $GLOBALS['sql_compatibility'] == 'MSSQL'
|
|
&& $current_row > 0
|
|
) {
|
|
$outputSucceeded = PMA_exportOutputHandler(
|
|
$crlf . 'SET IDENTITY_INSERT '
|
|
. PMA_Util::backquoteCompat(
|
|
$table_alias, $compat, $sql_backquotes
|
|
)
|
|
. ' OFF;' . $crlf
|
|
);
|
|
if (! $outputSucceeded) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
$GLOBALS['dbi']->freeResult($result);
|
|
return true;
|
|
} // end of the 'exportData()' function
|
|
|
|
/**
|
|
* Make a create table statement compatible with MSSQL
|
|
*
|
|
* @param string $create_query MySQL create table statement
|
|
*
|
|
* @return string MSSQL compatible create table statement
|
|
*/
|
|
private function _makeCreateTableMSSQLCompatible($create_query)
|
|
{
|
|
// In MSSQL
|
|
// 1. No 'IF NOT EXISTS' in CREATE TABLE
|
|
// 2. DATE field doesn't exists, we will use DATETIME instead
|
|
// 3. UNSIGNED attribute doesn't exist
|
|
// 4. No length on INT, TINYINT, SMALLINT, BIGINT and no precision on
|
|
// FLOAT fields
|
|
// 5. No KEY and INDEX inside CREATE TABLE
|
|
// 6. DOUBLE field doesn't exists, we will use FLOAT instead
|
|
|
|
$create_query = preg_replace(
|
|
"/^CREATE TABLE IF NOT EXISTS/",
|
|
'CREATE TABLE',
|
|
$create_query
|
|
);
|
|
// first we need to replace all lines ended with '" DATE ...,\n'
|
|
// last preg_replace preserve us from situation with date text
|
|
// inside DEFAULT field value
|
|
$create_query = preg_replace(
|
|
"/\" date DEFAULT NULL(,)?\n/",
|
|
'" datetime DEFAULT NULL$1' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
"/\" date NOT NULL(,)?\n/",
|
|
'" datetime NOT NULL$1' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
'/" date NOT NULL DEFAULT \'([^\'])/',
|
|
'" datetime NOT NULL DEFAULT \'$1',
|
|
$create_query
|
|
);
|
|
|
|
// next we need to replace all lines ended with ') UNSIGNED ...,'
|
|
// last preg_replace preserve us from situation with unsigned text
|
|
// inside DEFAULT field value
|
|
$create_query = preg_replace(
|
|
"/\) unsigned NOT NULL(,)?\n/",
|
|
') NOT NULL$1' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
"/\) unsigned DEFAULT NULL(,)?\n/",
|
|
') DEFAULT NULL$1' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
'/\) unsigned NOT NULL DEFAULT \'([^\'])/',
|
|
') NOT NULL DEFAULT \'$1',
|
|
$create_query
|
|
);
|
|
|
|
// we need to replace all lines ended with
|
|
// '" INT|TINYINT([0-9]{1,}) ...,' last preg_replace preserve us
|
|
// from situation with int([0-9]{1,}) text inside DEFAULT field
|
|
// value
|
|
$create_query = preg_replace(
|
|
'/" (int|tinyint|smallint|bigint)\([0-9]+\) DEFAULT NULL(,)?\n/',
|
|
'" $1 DEFAULT NULL$2' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
'/" (int|tinyint|smallint|bigint)\([0-9]+\) NOT NULL(,)?\n/',
|
|
'" $1 NOT NULL$2' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
'/" (int|tinyint|smallint|bigint)\([0-9]+\) NOT NULL DEFAULT \'([^\'])/',
|
|
'" $1 NOT NULL DEFAULT \'$2',
|
|
$create_query
|
|
);
|
|
|
|
// we need to replace all lines ended with
|
|
// '" FLOAT|DOUBLE([0-9,]{1,}) ...,'
|
|
// last preg_replace preserve us from situation with
|
|
// float([0-9,]{1,}) text inside DEFAULT field value
|
|
$create_query = preg_replace(
|
|
'/" (float|double)(\([0-9]+,[0-9,]+\))? DEFAULT NULL(,)?\n/',
|
|
'" float DEFAULT NULL$3' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
'/" (float|double)(\([0-9,]+,[0-9,]+\))? NOT NULL(,)?\n/',
|
|
'" float NOT NULL$3' . "\n",
|
|
$create_query
|
|
);
|
|
$create_query = preg_replace(
|
|
'/" (float|double)(\([0-9,]+,[0-9,]+\))? NOT NULL DEFAULT \'([^\'])/',
|
|
'" float NOT NULL DEFAULT \'$3',
|
|
$create_query
|
|
);
|
|
|
|
// @todo remove indexes from CREATE TABLE
|
|
|
|
return $create_query;
|
|
}
|
|
|
|
/**
|
|
* replaces db/table/column names with their aliases
|
|
*
|
|
* @param string $sql_query SQL query in which aliases are to be substituted
|
|
* @param array $aliases Alias information for db/table/column
|
|
* @param string $db the database name
|
|
* @param string $table the tablename
|
|
* @param string &$flag the flag denoting whether any replacement was done
|
|
*
|
|
* @return string query replaced with aliases
|
|
*/
|
|
public function replaceWithAliases(
|
|
$sql_query, $aliases, $db, $table = '', &$flag = null
|
|
) {
|
|
$flag = false;
|
|
|
|
/**
|
|
* The parser of this query.
|
|
* @var SqlParser\Parser $parser
|
|
*/
|
|
$parser = new SqlParser\Parser($sql_query);
|
|
|
|
if (empty($parser->statements[0])) {
|
|
return $sql_query;
|
|
}
|
|
|
|
/**
|
|
* The statement that represents the query.
|
|
* @var SqlParser\Statements\CreateStatement $statement
|
|
*/
|
|
$statement = $parser->statements[0];
|
|
|
|
/**
|
|
* Old database name.
|
|
* @var string $old_database
|
|
*/
|
|
$old_database = $db;
|
|
|
|
// Replacing aliases in `CREATE TABLE` statement.
|
|
if ($statement->options->has('TABLE')) {
|
|
|
|
// Extracting the name of the old database and table from the
|
|
// statement to make sure the parameters are corect.
|
|
if (!empty($statement->name->database)) {
|
|
$old_database = $statement->name->database;
|
|
}
|
|
|
|
/**
|
|
* Old table name.
|
|
* @var string $old_table
|
|
*/
|
|
$old_table = $statement->name->table;
|
|
|
|
// Finding the aliased database name.
|
|
// The database might be empty so we have to add a few checks.
|
|
$new_database = null;
|
|
if (!empty($statement->name->database)) {
|
|
$new_database = $statement->name->database;
|
|
if (!empty($aliases[$old_database]['alias'])) {
|
|
$new_database = $aliases[$old_database]['alias'];
|
|
}
|
|
}
|
|
|
|
// Finding the aliases table name.
|
|
$new_table = $old_table;
|
|
if (!empty($aliases[$old_database]['tables'][$old_table]['alias'])) {
|
|
$new_table = $aliases[$old_database]['tables'][$old_table]['alias'];
|
|
}
|
|
|
|
// Replacing new values.
|
|
if (($statement->name->database !== $new_database)
|
|
|| ($statement->name->table !== $new_table)
|
|
) {
|
|
$statement->name->database = $new_database;
|
|
$statement->name->table = $new_table;
|
|
$statement->name->expr = null; // Force rebuild.
|
|
$flag = true;
|
|
}
|
|
|
|
foreach ($statement->fields as $field) {
|
|
|
|
// Column name.
|
|
if (!empty($field->type)) {
|
|
if (!empty($aliases[$old_database]['tables'][$old_table]['columns'][$field->name])) {
|
|
$field->name = $aliases[$old_database]['tables']
|
|
[$old_table]['columns'][$field->name];
|
|
$flag = true;
|
|
}
|
|
}
|
|
|
|
// Key's columns.
|
|
if (!empty($field->key)) {
|
|
foreach ($field->key->columns as $key => $column) {
|
|
if (!empty($aliases[$old_database]['tables'][$old_table]['columns'][$column])) {
|
|
$field->key->columns[$key] = $aliases[$old_database]
|
|
['tables'][$old_table]['columns'][$column];
|
|
$flag = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// References.
|
|
if (!empty($field->references)) {
|
|
$ref_table = $field->references->table;
|
|
// Replacing table.
|
|
if (!empty($aliases[$old_database]['tables'][$ref_table]['alias'])) {
|
|
$field->references->table
|
|
= $aliases[$old_database]['tables'][$ref_table]['alias'];
|
|
$flag = true;
|
|
}
|
|
// Replacing column names.
|
|
foreach ($field->references->columns as $key => $column) {
|
|
if (!empty($aliases[$old_database]['tables'][$ref_table]['columns'][$column])) {
|
|
$field->references->columns[$key] = $aliases[$old_database]['tables'][$ref_table]['columns'][$column];
|
|
$flag = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} elseif ($statement->options->has('TRIGGER')) {
|
|
|
|
// Extracting the name of the old database and table from the
|
|
// statement to make sure the parameters are corect.
|
|
if (!empty($statement->table->database)) {
|
|
$old_database = $statement->table->database;
|
|
}
|
|
|
|
/**
|
|
* Old table name.
|
|
* @var string $old_table
|
|
*/
|
|
$old_table = $statement->table->table;
|
|
|
|
if (!empty($aliases[$old_database]['tables'][$old_table]['alias'])) {
|
|
$statement->table->table
|
|
= $aliases[$old_database]['tables'][$old_table]['alias'];
|
|
$statement->table->expr = null; // Force rebuild.
|
|
$flag = true;
|
|
}
|
|
}
|
|
|
|
if (($statement->options->has('TRIGGER'))
|
|
|| ($statement->options->has('PROCEDURE'))
|
|
|| ($statement->options->has('FUNCTION'))
|
|
|| ($statement->options->has('VIEW'))
|
|
) {
|
|
|
|
// Repalcing the body.
|
|
for ($i = 0, $count = count($statement->body); $i < $count; ++$i) {
|
|
|
|
/**
|
|
* Token parsed at this moment.
|
|
* @var Token $token
|
|
*/
|
|
$token = $statement->body[$i];
|
|
|
|
// Replacing only symbols (that are not variables) and unknown
|
|
// identifiers.
|
|
if ((($token->type === SqlParser\Token::TYPE_SYMBOL)
|
|
&& (!($token->flags & SqlParser\Token::FLAG_SYMBOL_VARIABLE)))
|
|
|| ((($token->type === SqlParser\Token::TYPE_KEYWORD)
|
|
&& (!($token->flags & SqlParser\Token::FLAG_KEYWORD_RESERVED)))
|
|
|| ($token->type === SqlParser\Token::TYPE_NONE))
|
|
) {
|
|
$alias = $this->getAlias($aliases, $token->value);
|
|
if (!empty($alias)) {
|
|
// Replacing the token.
|
|
$token->token = SqlParser\Context::escape($alias);
|
|
$flag = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $statement->build();
|
|
}
|
|
|
|
/**
|
|
* Generate comment
|
|
*
|
|
* @param string $crlf Carriage return character
|
|
* @param string $sql_statement SQL statement
|
|
* @param string $comment1 Comment for dumped table
|
|
* @param string $comment2 Comment for current table
|
|
* @param string $table_alias Table alias
|
|
* @param string $compat Compatibility mode
|
|
*
|
|
* @return string
|
|
*/
|
|
protected function generateComment(
|
|
$crlf, $sql_statement, $comment1, $comment2, $table_alias, $compat
|
|
) {
|
|
if (!isset($sql_statement)) {
|
|
if (isset($GLOBALS['no_constraints_comments'])) {
|
|
$sql_statement = '';
|
|
} else {
|
|
$sql_statement = $crlf
|
|
. $this->_exportComment()
|
|
. $this->_exportComment($comment1)
|
|
. $this->_exportComment();
|
|
}
|
|
}
|
|
|
|
// comments for current table
|
|
if (!isset($GLOBALS['no_constraints_comments'])) {
|
|
$sql_statement .= $crlf
|
|
. $this->_exportComment()
|
|
. $this->_exportComment(
|
|
$comment2 . ' ' . PMA_Util::backquoteCompat(
|
|
$table_alias, $compat, isset($GLOBALS['sql_backquotes'])
|
|
)
|
|
)
|
|
. $this->_exportComment();
|
|
}
|
|
|
|
return $sql_statement;
|
|
}
|
|
}
|
