331 lines
11 KiB
PHP
331 lines
11 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Holds the PMA\TableRelationController
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*
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* @package PMA
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*/
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namespace PMA\Controllers\Table;
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require_once 'libraries/common.inc.php';
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require_once 'libraries/DatabaseInterface.class.php';
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require_once 'libraries/controllers/TableController.class.php';
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require_once 'libraries/index.lib.php';
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require_once 'libraries/Template.class.php';
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require_once 'libraries/Table.class.php';
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require_once 'libraries/structure.lib.php';
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require_once 'libraries/Index.class.php';
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require_once 'libraries/Util.class.php';
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use PMA_DatabaseInterface;
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use PMA_Table;
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use PMA_Index;
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use PMA_Util;
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use PMA\Controllers\TableController;
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use PMA\Template;
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/**
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* Handles table relation logic
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*
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* @package PhpMyAdmin
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*/
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class TableRelationController extends TableController
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{
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/**
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* @var array $options_array
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*/
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protected $options_array;
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/**
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* @var array $cfgRelation
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*/
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protected $cfgRelation;
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/**
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* @var array $existrel
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*/
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protected $existrel;
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/**
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* @var string $db
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*/
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protected $db;
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/**
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* @var string $table
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*/
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protected $table;
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/**
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* @var string $disp
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*/
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protected $disp;
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/**
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* @var string $tbl_storage_engine
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*/
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protected $tbl_storage_engine;
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/**
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* @var array $existrel_foreign
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*/
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protected $existrel_foreign;
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/**
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* @var PMA_Table $udp_query
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*/
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protected $upd_query;
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public function __construct($options_array, $cfgRelation, $tbl_storage_engine,
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$existrel, $existrel_foreign, $disp, $upd_query
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) {
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parent::__construct();
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$this->options_array = $options_array;
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$this->cfgRelation = $cfgRelation;
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$this->tbl_storage_engine = $tbl_storage_engine;
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$this->existrel = $existrel;
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$this->existrel_foreign = $existrel_foreign;
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$this->disp = $disp;
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$this->upd_query = $upd_query;
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}
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public function indexAction()
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{
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// Send table of column names to populate corresponding dropdowns depending
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// on the current selection
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if (isset($_REQUEST['getDropdownValues'])
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&& $_REQUEST['getDropdownValues'] === 'true'
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) {
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// if both db and table are selected
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if (isset($_REQUEST['foreignTable'])) {
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$this->getDropdownValueForTableAction();
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} else { // if only the db is selected
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$this->getDropdownValueForDbAction();
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}
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return;
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}
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$this->response->getHeader()->getScripts()->addFiles(
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array(
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'tbl_relation.js',
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'indexes.js'
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)
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);
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// Gets tables information
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require_once 'libraries/tbl_info.inc.php';
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// updates for Internal relations
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if (isset($_POST['destination_db']) && $this->cfgRelation['relwork']) {
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$this->updateForInternalRelationAction();
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}
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// updates for foreign keys
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if (isset($_POST['destination_foreign_db'])) {
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$this->updateForForeignKeysAction();
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}
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// Updates for display field
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if ($this->cfgRelation['displaywork'] && isset($_POST['display_field'])) {
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$this->updateForDisplayField();
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}
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// If we did an update, refresh our data
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if (isset($_POST['destination_db']) && $this->cfgRelation['relwork']) {
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$this->existrel = PMA_getForeigners($this->db, $this->table, '', 'internal');
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}
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if (isset($_POST['destination_foreign_db'])
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&& PMA_Util::isForeignKeySupported($this->tbl_storage_engine)
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) {
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$this->existrel_foreign = PMA_getForeigners($this->db, $this->table, '', 'foreign');
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}
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if ($this->cfgRelation['displaywork']) {
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$this->disp = PMA_getDisplayField($this->db, $this->table);
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}
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// display secondary level tabs if necessary
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$engine = PMA_Table::sGetStatusInfo($this->db, $this->table, 'ENGINE');
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$this->response->addHTML(PMA_getStructureSecondaryTabs($engine));
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$this->response->addHTML('<div id="structure_content">');
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/**
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* Dialog
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*/
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// Now find out the columns of our $table
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// need to use PMA_DatabaseInterface::QUERY_STORE with $this->dbi->numRows()
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// in mysqli
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$columns = $this->dbi->getColumns($this->db, $this->table);
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// common form
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$this->response->addHTML(Template::get('tbl_relation/common_form')->render(
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array(
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'db' => $this->db,
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'table' => $this->table,
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'columns' => $columns,
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'cfgRelation' => $this->cfgRelation,
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'tbl_storage_engine' => $this->tbl_storage_engine,
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'existrel' => isset($this->existrel) ? $this->existrel : array(),
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'existrel_foreign' => isset($this->existrel_foreign) ? $this->existrel_foreign['foreign_keys_data'] : array(),
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'options_array' => $this->options_array
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)
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));
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if (PMA_Util::isForeignKeySupported($this->tbl_storage_engine)) {
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$this->response->addHTML(PMA_getHtmlForDisplayIndexes());
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}
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$this->response->addHTML('</div>');
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}
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public function updateForDisplayField()
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{
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if ($this->upd_query->updateDisplayField($this->disp, $_POST['display_field'], $this->cfgRelation)) {
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$this->response->addHTML(PMA_Util::getMessage(
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__('Display column was successfully updated.'),
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'', 'success')
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);
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}
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}
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public function updateForForeignKeysAction()
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{
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$multi_edit_columns_name = isset($_REQUEST['foreign_key_fields_name'])
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? $_REQUEST['foreign_key_fields_name']
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: null;
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// (for now, one index name only; we keep the definitions if the
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// foreign db is not the same)
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list($html, $preview_sql_data, $display_query, $seen_error) = $this->upd_query->updateForeignKeys(
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$_POST['destination_foreign_db'],
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$multi_edit_columns_name, $_POST['destination_foreign_table'],
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$_POST['destination_foreign_column'], $this->options_array, $this->table,
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isset($this->existrel_foreign) ? $this->existrel_foreign['foreign_keys_data'] : null
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);
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$this->response->addHTML($html);
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// If there is a request for SQL previewing.
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if (isset($_REQUEST['preview_sql'])) {
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PMA_previewSQL($preview_sql_data);
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}
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if (!empty($display_query) && !$seen_error) {
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$GLOBALS['display_query'] = $display_query;
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$this->response->addHTML(PMA_Util::getMessage(
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__('Your SQL query has been executed successfully.'),
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null, 'success'
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));
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}
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}
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public function updateForInternalRelationAction()
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{
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$multi_edit_columns_name = isset($_REQUEST['fields_name'])
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? $_REQUEST['fields_name']
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: null;
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if ($this->upd_query->updateInternalRelations(
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$multi_edit_columns_name, $_POST['destination_db'], $_POST['destination_table'],
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$_POST['destination_column'], $this->cfgRelation, isset($this->existrel) ? $this->existrel : null
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)
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) {
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$this->response->addHTML(PMA_Util::getMessage(
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__('Internal relations were successfully updated.'),
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'', 'success'
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));
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}
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}
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/**
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* Send table columns for foreign table dropdown
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*
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* @return void
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*
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*/
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public function getDropdownValueForTableAction()
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{
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$foreignTable = $_REQUEST['foreignTable'];
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$table_obj = new PMA_Table($foreignTable, $_REQUEST['foreignDb']);
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// Since views do not have keys defined on them provide the full list of columns
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if (PMA_Table::isView($_REQUEST['foreignDb'], $foreignTable)) {
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$columnList = $table_obj->getColumns(false, false);
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} else {
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$columnList = $table_obj->getIndexedColumns(false, false);
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}
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$columns = array();
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foreach ($columnList as $column) {
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$columns[] = htmlspecialchars($column);
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}
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$this->response->addJSON('columns', $columns);
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// @todo should be: $server->db($db)->table($table)->primary()
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$primary = PMA_Index::getPrimary($foreignTable, $_REQUEST['foreignDb']);
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if (false === $primary) {
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return;
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}
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$this->response->addJSON('primary', array_keys($primary->getColumns()));
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}
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/**
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* Send database selection values for dropdown
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*
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* @return void
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*
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*/
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public function getDropdownValueForDbAction()
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{
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$tables = array();
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$foreign = isset($_REQUEST['foreign']) && $_REQUEST['foreign'] === 'true';
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// In Drizzle, 'SHOW TABLE STATUS' will show status only for the tables
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// which are currently in the table cache. Hence we have to use 'SHOW TABLES'
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// and manually retrieve table engine values.
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if ($foreign && !PMA_DRIZZLE) {
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$query = 'SHOW TABLE STATUS FROM '
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. PMA_Util::backquote($_REQUEST['foreignDb']);
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$tables_rs = $this->dbi->query(
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$query,
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null,
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PMA_DatabaseInterface::QUERY_STORE
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);
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while ($row = $this->dbi->fetchArray($tables_rs)) {
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if (isset($row['Engine'])
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&& /*overload*/
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mb_strtoupper($row['Engine']) == $this->tbl_storage_engine
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) {
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$tables[] = htmlspecialchars($row['Name']);
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}
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}
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} else {
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$query = 'SHOW TABLES FROM '
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. PMA_Util::backquote($_REQUEST['foreignDb']);
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$tables_rs = $this->dbi->query(
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$query,
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null,
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PMA_DatabaseInterface::QUERY_STORE
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);
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while ($row = $this->dbi->fetchArray($tables_rs)) {
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if ($foreign && PMA_DRIZZLE) {
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$engine = /*overload*/
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mb_strtoupper(
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PMA_Table::sGetStatusInfo(
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$_REQUEST['foreignDb'],
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$row[0],
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'Engine'
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)
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);
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if (isset($engine) && $engine == $this->tbl_storage_engine) {
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$tables[] = htmlspecialchars($row[0]);
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}
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} else {
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$tables[] = htmlspecialchars($row[0]);
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}
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}
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}
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$this->response->addJSON('tables', $tables);
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}
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}
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