387 lines
12 KiB
PHP
387 lines
12 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 PhpMyAdmin\Controllers\Table\TableRelationController
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*
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* @package PhpMyAdmin\Controllers
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*/
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namespace PhpMyAdmin\Controllers\Table;
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use PhpMyAdmin\Controllers\TableController;
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use PhpMyAdmin\Core;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Index;
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use PhpMyAdmin\Relation;
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use PhpMyAdmin\Table;
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use PhpMyAdmin\Template;
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use PhpMyAdmin\Util;
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/**
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* Handles table relation logic
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*
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* @package PhpMyAdmin\Controllers
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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 $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 Table $udp_query
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*/
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protected $upd_query;
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/**
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* @var Relation $relation
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*/
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private $relation;
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/**
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* Constructor
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*
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* @param array|null $options_array Options
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* @param array|null $cfgRelation Config relation
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* @param string $tbl_storage_engine Table storage engine
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* @param array|null $existrel Relations
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* @param array|null $existrel_foreign External relations
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* @param string $upd_query Update query
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*/
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public function __construct(
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$response,
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$dbi,
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$db,
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$table,
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$options_array,
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$cfgRelation,
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$tbl_storage_engine,
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$existrel,
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$existrel_foreign,
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$upd_query
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) {
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parent::__construct($response, $dbi, $db, $table);
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$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->upd_query = $upd_query;
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$this->relation = new Relation();
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}
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/**
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* Index
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*
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* @return void
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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($_POST['getDropdownValues'])
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&& $_POST['getDropdownValues'] === 'true'
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) {
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// if both db and table are selected
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if (isset($_POST['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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$this->response->getHeader()->getScripts()->addFiles(
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array(
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'tbl_relation.js',
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'indexes.js'
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)
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);
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// Set the database
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$this->dbi->selectDb($this->db);
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// updates for Internal relations
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if (isset($_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 = $this->relation->getForeigners(
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$this->db, $this->table, '', 'internal'
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);
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}
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if (isset($_POST['destination_foreign_db'])
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&& Util::isForeignKeySupported($this->tbl_storage_engine)
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) {
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$this->existrel_foreign = $this->relation->getForeigners(
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$this->db, $this->table, '', 'foreign'
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);
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}
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// display secondary level tabs if necessary
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$engine = $this->dbi->getTable($this->db, $this->table)->getStorageEngine();
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$this->response->addHTML(
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Template::get('table/secondary_tabs')->render(
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array(
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'url_params' => array(
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'db' => $GLOBALS['db'],
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'table' => $GLOBALS['table']
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),
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'is_foreign_key_supported' => Util::isForeignKeySupported($engine),
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'cfg_relation' => $this->relation->getRelationsParam(),
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)
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)
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);
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$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 DatabaseInterface::QUERY_STORE with $this->dbi->numRows()
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// in mysqli
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$columns = $this->dbi->getColumns($this->db, $this->table);
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$column_array = array();
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$column_array[''] = '';
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foreach ($columns as $column) {
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if (strtoupper($this->tbl_storage_engine) == 'INNODB'
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|| ! empty($column['Key'])
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) {
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$column_array[$column['Field']] = $column['Field'];
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}
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}
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if ($GLOBALS['cfg']['NaturalOrder']) {
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uksort($column_array, 'strnatcasecmp');
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}
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// common form
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$this->response->addHTML(
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Template::get('table/relation/common_form')->render([
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'db' => $this->db,
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'table' => $this->table,
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'cfg_relation' => $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)
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? $this->existrel_foreign['foreign_keys_data'] : array(),
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'options_array' => $this->options_array,
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'column_array' => $column_array,
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'save_row' => array_values($columns),
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'url_params' => $GLOBALS['url_params'],
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'databases' => $GLOBALS['dblist']->databases,
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'dbi' => $GLOBALS['dbi'],
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])
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);
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if (Util::isForeignKeySupported($this->tbl_storage_engine)) {
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$this->response->addHTML(Index::getHtmlForDisplayIndexes());
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}
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$this->response->addHTML('</div>');
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}
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/**
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* Update for display field
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*
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* @return void
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*/
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public function updateForDisplayField()
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{
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if ($this->upd_query->updateDisplayField(
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$_POST['display_field'], $this->cfgRelation
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)
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) {
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$this->response->addHTML(
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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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}
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/**
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* Update for FK
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*
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* @return void
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*/
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public function updateForForeignKeysAction()
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{
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$multi_edit_columns_name = isset($_POST['foreign_key_fields_name'])
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? $_POST['foreign_key_fields_name']
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: null;
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// (for now, one index name only; we keep the definitions if the
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// foreign db is not the same)
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list($html, $preview_sql_data, $display_query, $seen_error)
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= $this->upd_query->updateForeignKeys(
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$_POST['destination_foreign_db'],
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$multi_edit_columns_name, $_POST['destination_foreign_table'],
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$_POST['destination_foreign_column'], $this->options_array,
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$this->table,
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isset($this->existrel_foreign)
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? $this->existrel_foreign['foreign_keys_data']
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: null
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);
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$this->response->addHTML($html);
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// If there is a request for SQL previewing.
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if (isset($_POST['preview_sql'])) {
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Core::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(
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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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}
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/**
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* Update for internal relation
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*
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* @return void
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*/
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public function updateForInternalRelationAction()
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{
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$multi_edit_columns_name = isset($_POST['fields_name'])
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? $_POST['fields_name']
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: null;
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if ($this->upd_query->updateInternalRelations(
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$multi_edit_columns_name,
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$_POST['destination_db'],
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$_POST['destination_table'],
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$_POST['destination_column'],
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$this->cfgRelation,
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isset($this->existrel) ? $this->existrel : null
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)
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) {
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$this->response->addHTML(
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Util::getMessage(
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__('Internal relationships 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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/**
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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 = $_POST['foreignTable'];
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$table_obj = $this->dbi->getTable($_POST['foreignDb'], $foreignTable);
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// Since views do not have keys defined on them provide the full list of
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// columns
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if ($table_obj->isView()) {
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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($column);
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}
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if ($GLOBALS['cfg']['NaturalOrder']) {
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usort($columns, 'strnatcasecmp');
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}
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$this->response->addJSON('columns', $columns);
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// @todo should be: $server->db($db)->table($table)->primary()
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$primary = Index::getPrimary($foreignTable, $_POST['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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$foreign = isset($_POST['foreign']) && $_POST['foreign'] === 'true';
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if ($foreign) {
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$query = 'SHOW TABLE STATUS FROM '
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. Util::backquote($_POST['foreignDb']);
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$tables_rs = $this->dbi->query(
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$query,
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DatabaseInterface::CONNECT_USER,
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DatabaseInterface::QUERY_STORE
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);
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while ($row = $this->dbi->fetchArray($tables_rs)) {
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if (isset($row['Engine'])
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&& mb_strtoupper($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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. Util::backquote($_POST['foreignDb']);
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$tables_rs = $this->dbi->query(
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$query,
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DatabaseInterface::CONNECT_USER,
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DatabaseInterface::QUERY_STORE
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);
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while ($row = $this->dbi->fetchArray($tables_rs)) {
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$tables[] = htmlspecialchars($row[0]);
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}
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}
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if ($GLOBALS['cfg']['NaturalOrder']) {
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usort($tables, 'strnatcasecmp');
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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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