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234
phpMyAdmin/view_create.php
Executable file
234
phpMyAdmin/view_create.php
Executable file
@@ -0,0 +1,234 @@
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<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* handles creation of VIEWs
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*
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* @todo js error when view name is empty (strFormEmpty)
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* @todo (also validate if js is disabled, after form submission?)
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* @package PhpMyAdmin
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*/
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use PhpMyAdmin\Core;
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use PhpMyAdmin\Response;
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use PhpMyAdmin\Template;
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require_once './libraries/common.inc.php';
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/**
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* Runs common work
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*/
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require './libraries/db_common.inc.php';
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$url_params['goto'] = 'tbl_structure.php';
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$url_params['back'] = 'view_create.php';
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$response = Response::getInstance();
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$view_algorithm_options = array(
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'UNDEFINED',
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'MERGE',
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'TEMPTABLE',
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);
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$view_with_options = array(
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'CASCADED',
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'LOCAL'
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);
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$view_security_options = array(
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'DEFINER',
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'INVOKER'
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);
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// View name is a compulsory field
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if (isset($_POST['view']['name'])
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&& empty($_POST['view']['name'])
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) {
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$message = PhpMyAdmin\Message::error(__('View name can not be empty!'));
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$response->addJSON(
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'message',
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$message
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);
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$response->setRequestStatus(false);
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exit;
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}
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if (isset($_POST['createview']) || isset($_POST['alterview'])) {
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/**
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* Creates the view
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*/
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$sep = "\r\n";
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if (isset($_POST['createview'])) {
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$sql_query = 'CREATE';
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if (isset($_POST['view']['or_replace'])) {
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$sql_query .= ' OR REPLACE';
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}
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} else {
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$sql_query = 'ALTER';
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}
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if (Core::isValid($_POST['view']['algorithm'], $view_algorithm_options)) {
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$sql_query .= $sep . ' ALGORITHM = ' . $_POST['view']['algorithm'];
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}
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if (! empty($_POST['view']['definer'])) {
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if (strpos($_POST['view']['definer'], '@') === false) {
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$sql_query .= $sep . 'DEFINER='
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. PhpMyAdmin\Util::backquote($_POST['view']['definer']);
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} else {
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$arr = explode('@', $_POST['view']['definer']);
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$sql_query .= $sep . 'DEFINER=' . PhpMyAdmin\Util::backquote($arr[0]);
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$sql_query .= '@' . PhpMyAdmin\Util::backquote($arr[1]) . ' ';
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}
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}
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if (isset($_POST['view']['sql_security'])) {
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if (in_array($_POST['view']['sql_security'], $view_security_options)) {
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$sql_query .= $sep . ' SQL SECURITY '
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. $_POST['view']['sql_security'];
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}
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}
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$sql_query .= $sep . ' VIEW '
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. PhpMyAdmin\Util::backquote($_POST['view']['name']);
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if (! empty($_POST['view']['column_names'])) {
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$sql_query .= $sep . ' (' . $_POST['view']['column_names'] . ')';
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}
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$sql_query .= $sep . ' AS ' . $_POST['view']['as'];
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if (isset($_POST['view']['with'])) {
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if (in_array($_POST['view']['with'], $view_with_options)) {
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$sql_query .= $sep . ' WITH ' . $_POST['view']['with']
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. ' CHECK OPTION';
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}
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}
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if (!$GLOBALS['dbi']->tryQuery($sql_query)) {
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if (! isset($_POST['ajax_dialog'])) {
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$message = PhpMyAdmin\Message::rawError($GLOBALS['dbi']->getError());
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return;
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}
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$response->addJSON(
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'message',
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PhpMyAdmin\Message::error(
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"<i>" . htmlspecialchars($sql_query) . "</i><br /><br />"
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. $GLOBALS['dbi']->getError()
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)
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);
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$response->setRequestStatus(false);
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exit;
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}
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// If different column names defined for VIEW
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$view_columns = array();
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if (isset($_POST['view']['column_names'])) {
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$view_columns = explode(',', $_POST['view']['column_names']);
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}
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$column_map = $GLOBALS['dbi']->getColumnMapFromSql(
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$_POST['view']['as'], $view_columns
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);
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$systemDb = $GLOBALS['dbi']->getSystemDatabase();
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$pma_transformation_data = $systemDb->getExistingTransformationData(
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$GLOBALS['db']
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);
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if ($pma_transformation_data !== false) {
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// SQL for store new transformation details of VIEW
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$new_transformations_sql = $systemDb->getNewTransformationDataSql(
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$pma_transformation_data, $column_map,
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$_POST['view']['name'], $GLOBALS['db']
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);
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// Store new transformations
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if ($new_transformations_sql != '') {
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$GLOBALS['dbi']->tryQuery($new_transformations_sql);
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}
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}
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unset($pma_transformation_data);
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if (! isset($_POST['ajax_dialog'])) {
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$message = PhpMyAdmin\Message::success();
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include 'tbl_structure.php';
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} else {
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$response->addJSON(
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'message',
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PhpMyAdmin\Util::getMessage(
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PhpMyAdmin\Message::success(),
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$sql_query
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)
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);
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$response->setRequestStatus(true);
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}
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exit;
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}
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$sql_query = ! empty($_POST['sql_query']) ? $_POST['sql_query'] : '';
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// prefill values if not already filled from former submission
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$view = array(
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'operation' => 'create',
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'or_replace' => '',
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'algorithm' => '',
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'definer' => '',
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'sql_security' => '',
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'name' => '',
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'column_names' => '',
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'as' => $sql_query,
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'with' => '',
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'algorithm' => '',
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);
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// Used to prefill the fields when editing a view
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if (isset($_GET['db']) && isset($_GET['table'])) {
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$item = $GLOBALS['dbi']->fetchSingleRow(
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sprintf(
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"SELECT `VIEW_DEFINITION`, `CHECK_OPTION`, `DEFINER`,
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`SECURITY_TYPE`
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FROM `INFORMATION_SCHEMA`.`VIEWS`
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WHERE TABLE_SCHEMA='%s'
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AND TABLE_NAME='%s';",
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$GLOBALS['dbi']->escapeString($_GET['db']),
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$GLOBALS['dbi']->escapeString($_GET['table'])
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)
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);
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$createView = $GLOBALS['dbi']->getTable($_GET['db'], $_GET['table'])
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->showCreate();
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// CREATE ALGORITHM=<ALGORITHM> DE...
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$parts = explode(" ", substr($createView, 17));
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$item['ALGORITHM'] = $parts[0];
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$view['operation'] = 'alter';
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$view['definer'] = $item['DEFINER'];
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$view['sql_security'] = $item['SECURITY_TYPE'];
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$view['name'] = $_GET['table'];
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$view['as'] = $item['VIEW_DEFINITION'];
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$view['with'] = $item['CHECK_OPTION'];
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$view['algorithm'] = $item['ALGORITHM'];
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}
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if (Core::isValid($_POST['view'], 'array')) {
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$view = array_merge($view, $_POST['view']);
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}
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$url_params['db'] = $GLOBALS['db'];
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$url_params['reload'] = 1;
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echo Template::get('view_create')->render([
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'ajax_dialog' => isset($_POST['ajax_dialog']),
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'text_dir' => $text_dir,
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'url_params' => $url_params,
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'view' => $view,
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'view_algorithm_options' => $view_algorithm_options,
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'view_with_options' => $view_with_options,
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'view_security_options' => $view_security_options,
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]);
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