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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Display table relations for viewing and editing
*
* includes phpMyAdmin relations and InnoDB relations
*
* @todo fix name handling: currently names with dots (.) are not properly handled
* for internal relations (but foreign keys relations are correct)
* @todo foreign key constraints require both fields being of equal type and size
* @todo check foreign fields to be from same type and size, all other makes no sense
* @todo if above todos are fullfilled we can add all fields meet requirements
* in the select dropdown
* @package PhpMyAdmin
*/
/**
* Gets some core libraries
*/
require_once 'libraries/common.inc.php';
require_once 'libraries/index.lib.php';
require_once 'libraries/tbl_relation.lib.php';
$response = PMA_Response::getInstance();
// Send table of column names to populate corresponding dropdowns depending
// on the current selection
if (isset($_REQUEST['getDropdownValues'])
&& $_REQUEST['getDropdownValues'] === 'true'
) {
PMA_sendHtmlForTableOrColumnDropdownList();
}
$header = $response->getHeader();
$scripts = $header->getScripts();
$scripts->addFile('tbl_relation.js');
$scripts->addFile('indexes.js');
/**
* Sets globals from $_POST
*/
$post_params = array(
'destination_foreign_db',
'destination_foreign_table',
'destination_foreign_column',
'display_field',
'fields_name',
'foreign_key_fields_name',
'on_delete',
'on_update'
);
foreach ($post_params as $one_post_param) {
if (isset($_POST[$one_post_param])) {
$GLOBALS[$one_post_param] = $_POST[$one_post_param];
}
}
/**
* Gets tables informations
*/
require_once 'libraries/tbl_info.inc.php';
$options_array = array(
'CASCADE' => 'CASCADE',
'SET_NULL' => 'SET NULL',
'NO_ACTION' => 'NO ACTION',
'RESTRICT' => 'RESTRICT',
);
/**
* Gets the relation settings
*/
$cfgRelation = PMA_getRelationsParam();
/**
* Updates
*/
if ($cfgRelation['relwork']) {
$existrel = PMA_getForeigners($db, $table, '', 'internal');
}
if (PMA_Util::isForeignKeySupported($tbl_storage_engine)) {
$existrel_foreign = PMA_getForeigners($db, $table, '', 'foreign');
}
if ($cfgRelation['displaywork']) {
$disp = PMA_getDisplayField($db, $table);
}
// will be used in the logic for internal relations and foreign keys:
$multi_edit_columns_name = isset($_REQUEST['fields_name'])
? $_REQUEST['fields_name']
: null;
// u p d a t e s f o r I n t e r n a l r e l a t i o n s
if (isset($_POST['destination_db']) && $cfgRelation['relwork']) {
PMA_handleUpdatesForInternalRelations(
$_POST['destination_db'], $multi_edit_columns_name,
$_POST['destination_table'],
$_POST['destination_column'], $cfgRelation, $db, $table,
isset($existrel) ? $existrel : null
);
} // end if (updates for internal relations)
$html_output = '';
$multi_edit_columns_name = isset($_REQUEST['foreign_key_fields_name'])
? $_REQUEST['foreign_key_fields_name']
: null;
// u p d a t e s f o r f o r e i g n k e y s
// (for now, one index name only; we keep the definitions if the
// foreign db is not the same)
if (isset($destination_foreign_db)) {
$html_output .= PMA_handleUpdatesForForeignKeys(
$destination_foreign_db,
$multi_edit_columns_name, $destination_foreign_table,
$destination_foreign_column, $options_array, $table,
isset($existrel_foreign) ? $existrel_foreign['foreign_keys_data'] : null
);
} // end if isset($destination_foreign)
// U p d a t e s f o r d i s p l a y f i e l d
if ($cfgRelation['displaywork'] && isset($display_field)) {
PMA_handleUpdateForDisplayField(
$disp, $display_field, $db, $table, $cfgRelation
);
} // end if
// If we did an update, refresh our data
if (isset($_POST['destination_db']) && $cfgRelation['relwork']) {
$existrel = PMA_getForeigners($db, $table, '', 'internal');
}
if (isset($destination_foreign_db)
&& PMA_Util::isForeignKeySupported($tbl_storage_engine)
) {
$existrel_foreign = PMA_getForeigners($db, $table, '', 'foreign');
}
if ($cfgRelation['displaywork']) {
$disp = PMA_getDisplayField($db, $table);
}
/**
* Dialog
*/
// Now find out the columns of our $table
// need to use PMA_DatabaseInterface::QUERY_STORE with $GLOBALS['dbi']->numRows()
// in mysqli
$columns = $GLOBALS['dbi']->getColumns($db, $table);
// common form
$html_output .= PMA_getHtmlForCommonForm(
$db, $table, $columns, $cfgRelation, $tbl_storage_engine, $existrel,
isset($existrel_foreign) ? $existrel_foreign['foreign_keys_data'] : null,
$options_array
);
if (PMA_Util::isForeignKeySupported($tbl_storage_engine)) {
$html_output .= PMA_getHtmlForDisplayIndexes();
}
// Render HTML output
PMA_Response::getInstance()->addHTML($html_output);
?>
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