view_create.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * handles creation of VIEWs
   5  *
   6  * @todo js error when view name is empty (strFormEmpty)
   7  * @todo (also validate if js is disabled, after form submission?)
   8  * @package PhpMyAdmin
   9  */
  10 use PMA\libraries\URL;
  11
  12 require_once './libraries/common.inc.php';
  13
  14 /**
  15  * Runs common work
  16  */
  17 require './libraries/db_common.inc.php';
  18 $url_params['goto'] = 'tbl_structure.php';
  19 $url_params['back'] = 'view_create.php';
  20
  21 $view_algorithm_options = array(
  22     'UNDEFINED',
  23     'MERGE',
  24     'TEMPTABLE',
  25 );
  26
  27 $view_with_options = array(
  28     'CASCADED',
  29     'LOCAL'
  30 );
  31
  32 $view_security_options = array(
  33     'DEFINER',
  34     'INVOKER'
  35 );
  36
  37 if (empty($sql_query)) {
  38     $sql_query = '';
  39 }
  40
  41 // View name is a compulsory field
  42 if (isset($_REQUEST['view']['name'])
  43     && empty($_REQUEST['view']['name'])
  44 ) {
  45     $message = PMA\libraries\Message::error(__('View name can not be empty'));
  46     $response = PMA\libraries\Response::getInstance();
  47     $response->addJSON(
  48         'message',
  49         $message
  50     );
  51     $response->setRequestStatus(false);
  52     exit;
  53 }
  54
  55 if (isset($_REQUEST['createview']) || isset($_REQUEST['alterview'])) {
  56     /**
  57      * Creates the view
  58      */
  59     $sep = "\r\n";
  60
  61     if (isset($_REQUEST['createview'])) {
  62         $sql_query = 'CREATE';
  63         if (isset($_REQUEST['view']['or_replace'])) {
  64             $sql_query .= ' OR REPLACE';
  65         }
  66     } else {
  67         $sql_query = 'ALTER';
  68     }
  69
  70     if (PMA_isValid($_REQUEST['view']['algorithm'], $view_algorithm_options)) {
  71         $sql_query .= $sep . ' ALGORITHM = ' . $_REQUEST['view']['algorithm'];
  72     }
  73
  74     if (! empty($_REQUEST['view']['definer'])) {
  75         if (strpos($_REQUEST['view']['definer'], '@') === FALSE) {
  76             $sql_query .= $sep . 'DEFINER='
  77                 . PMA\libraries\Util::backquote($_REQUEST['view']['definer']);
  78         } else {
  79             $arr = explode('@', $_REQUEST['view']['definer']);
  80             $sql_query .= $sep . 'DEFINER=' . PMA\libraries\Util::backquote($arr[0]);
  81             $sql_query .= '@' . PMA\libraries\Util::backquote($arr[1]) . ' ';
  82         }
  83     }
  84
  85     if (isset($_REQUEST['view']['sql_security'])) {
  86         if (in_array($_REQUEST['view']['sql_security'], $view_security_options)) {
  87             $sql_query .= $sep . ' SQL SECURITY '
  88                 . $_REQUEST['view']['sql_security'];
  89         }
  90     }
  91
  92     $sql_query .= $sep . ' VIEW '
  93         . PMA\libraries\Util::backquote($_REQUEST['view']['name']);
  94
  95     if (! empty($_REQUEST['view']['column_names'])) {
  96         $sql_query .= $sep . ' (' . $_REQUEST['view']['column_names'] . ')';
  97     }
  98
  99     $sql_query .= $sep . ' AS ' . $_REQUEST['view']['as'];
 100
 101     if (isset($_REQUEST['view']['with'])) {
 102         if (in_array($_REQUEST['view']['with'], $view_with_options)) {
 103             $sql_query .= $sep . ' WITH ' . $_REQUEST['view']['with']
 104                 . '  CHECK OPTION';
 105         }
 106     }
 107
 108     if (!$GLOBALS['dbi']->tryQuery($sql_query)) {
 109         if (! isset($_REQUEST['ajax_dialog'])) {
 110             $message = PMA\libraries\Message::rawError($GLOBALS['dbi']->getError());
 111             return;
 112         }
 113
 114         $response = PMA\libraries\Response::getInstance();
 115         $response->addJSON(
 116             'message',
 117             PMA\libraries\Message::error(
 118                 "<i>" . htmlspecialchars($sql_query) . "</i><br /><br />"
 119                 . $GLOBALS['dbi']->getError()
 120             )
 121         );
 122         $response->setRequestStatus(false);
 123         exit;
 124     }
 125
 126     // If different column names defined for VIEW
 127     $view_columns = array();
 128     if (isset($_REQUEST['view']['column_names'])) {
 129         $view_columns = explode(',', $_REQUEST['view']['column_names']);
 130     }
 131
 132     $column_map = $GLOBALS['dbi']->getColumnMapFromSql(
 133         $_REQUEST['view']['as'], $view_columns
 134     );
 135
 136     $systemDb = $GLOBALS['dbi']->getSystemDatabase();
 137     $pma_transformation_data = $systemDb->getExistingTransformationData(
 138         $GLOBALS['db']
 139     );
 140
 141     if ($pma_transformation_data !== false) {
 142
 143         // SQL for store new transformation details of VIEW
 144         $new_transformations_sql = $systemDb->getNewTransformationDataSql(
 145             $pma_transformation_data, $column_map,
 146             $_REQUEST['view']['name'], $GLOBALS['db']
 147         );
 148
 149         // Store new transformations
 150         if ($new_transformations_sql != '') {
 151             $GLOBALS['dbi']->tryQuery($new_transformations_sql);
 152         }
 153
 154     }
 155     unset($pma_transformation_data);
 156
 157     if (! isset($_REQUEST['ajax_dialog'])) {
 158         $message = PMA\libraries\Message::success();
 159         include 'tbl_structure.php';
 160     } else {
 161         $response = PMA\libraries\Response::getInstance();
 162         $response->addJSON(
 163             'message',
 164             PMA\libraries\Util::getMessage(
 165                 PMA\libraries\Message::success(),
 166                 $sql_query
 167             )
 168         );
 169         $response->setRequestStatus(true);
 170     }
 171
 172     exit;
 173 }
 174
 175 // prefill values if not already filled from former submission
 176 $view = array(
 177     'operation' => 'create',
 178     'or_replace' => '',
 179     'algorithm' => '',
 180     'definer' => '',
 181     'sql_security' => '',
 182     'name' => '',
 183     'column_names' => '',
 184     'as' => $sql_query,
 185     'with' => '',
 186 );
 187
 188 if (PMA_isValid($_REQUEST['view'], 'array')) {
 189     $view = array_merge($view, $_REQUEST['view']);
 190 }
 191
 192 $url_params['db'] = $GLOBALS['db'];
 193 $url_params['reload'] = 1;
 194
 195 /**
 196  * Displays the page
 197  */
 198 $htmlString = '<!-- CREATE VIEW options -->'
 199     . '<div id="div_view_options">'
 200     . '<form method="post" action="view_create.php">'
 201     . URL::getHiddenInputs($url_params)
 202     . '<fieldset>'
 203     . '<legend>'
 204     . (isset($_REQUEST['ajax_dialog']) ?
 205         __('Details') :
 206         ($view['operation'] == 'create' ? __('Create view') : __('Edit view'))
 207     )
 208     . '</legend>'
 209     . '<table class="rte_table">';
 210
 211 if ($view['operation'] == 'create') {
 212     $htmlString .= '<tr>'
 213         . '<td class="nowrap"><label for="or_replace">OR REPLACE</label></td>'
 214         . '<td><input type="checkbox" name="view[or_replace]" id="or_replace"';
 215     if ($view['or_replace']) {
 216         $htmlString .= ' checked="checked"';
 217     }
 218     $htmlString .= ' value="1" /></td></tr>';
 219 }
 220
 221 $htmlString .= '<tr>'
 222     . '<td class="nowrap"><label for="algorithm">ALGORITHM</label></td>'
 223     . '<td><select name="view[algorithm]" id="algorithm">';
 224 foreach ($view_algorithm_options as $option) {
 225     $htmlString .= '<option value="' . htmlspecialchars($option) . '"';
 226     if ($view['algorithm'] === $option) {
 227         $htmlString .= ' selected="selected"';
 228     }
 229     $htmlString .= '>' . htmlspecialchars($option) . '</option>';
 230 }
 231 $htmlString .= '</select>'
 232     . '</td></tr>';
 233
 234 $htmlString .= '<tr><td class="nowrap">' . __('Definer') . '</td>'
 235     . '<td><input type="text" maxlength="100" size="50" name="view[definer]"'
 236     . ' value="' . htmlspecialchars($view['definer']) . '" />'
 237     . '</td></tr>';
 238
 239 $htmlString .= '<tr><td class="nowrap">SQL SECURITY</td>'
 240     . '<td><select name="view[sql_security]">'
 241     . '<option value=""></option>';
 242 foreach ($view_security_options as $option) {
 243     $htmlString .= '<option value="' . htmlspecialchars($option) . '"';
 244     if ($option == $view['sql_security']) {
 245         $htmlString .= ' selected="selected"';
 246     }
 247     $htmlString .= '>' . htmlspecialchars($option) . '</option>';
 248 }
 249 $htmlString .= '<select>'
 250     . '</td></tr>';
 251
 252 if ($view['operation'] == 'create') {
 253     $htmlString .= '<tr><td class="nowrap">' . __('VIEW name') . '</td>'
 254         . '<td><input type="text" size="20" name="view[name]"'
 255         . ' onfocus="this.select()" maxlength="64"'
 256         . ' value="' . htmlspecialchars($view['name']) . '" />'
 257         . '</td></tr>';
 258 } else {
 259     $htmlString .= '<tr><td><input type="hidden" name="view[name]"'
 260         . ' value="' . htmlspecialchars($view['name']) . '" />'
 261         . '</td></tr>';
 262 }
 263
 264 $htmlString .= '<tr><td class="nowrap">' . __('Column names') . '</td>'
 265     . '<td><input type="text" maxlength="100" size="50" name="view[column_names]"'
 266     . ' onfocus="this.select()"'
 267     . ' value="' . htmlspecialchars($view['column_names']) . '" />'
 268     . '</td></tr>';
 269
 270 $htmlString .= '<tr><td class="nowrap">AS</td>'
 271     . '<td>'
 272     . '<textarea name="view[as]" rows="15" cols="40" dir="' . $text_dir . '"';
 273 if ($GLOBALS['cfg']['TextareaAutoSelect'] || true) {
 274     $htmlString .= ' onclick="selectContent(this, sql_box_locked, true)"';
 275 }
 276 $htmlString .= '>' . htmlspecialchars($view['as']) . '</textarea>'
 277     . '</td></tr>';
 278
 279 $htmlString .= '<tr><td class="nowrap">WITH CHECK OPTION</td>'
 280     . '<td><select name="view[with]">'
 281     . '<option value=""></option>';
 282 foreach ($view_with_options as $option) {
 283     $htmlString .= '<option value="' . htmlspecialchars($option) . '"';
 284     if ($option == $view['with']) {
 285         $htmlString .= ' selected="selected"';
 286     }
 287     $htmlString .= '>' . htmlspecialchars($option) . '</option>';
 288 }
 289 $htmlString .= '<select>'
 290     . '</td></tr>';
 291
 292 $htmlString .= '</table>'
 293     . '</fieldset>';
 294
 295 if (! isset($_REQUEST['ajax_dialog'])) {
 296     $htmlString .= '<fieldset class="tblFooters">'
 297         . '<input type="hidden" name="'
 298         . ($view['operation'] == 'create' ? 'createview' : 'alterview' )
 299         . '" value="1" />'
 300         . '<input type="submit" name="" value="' . __('Go') . '" />'
 301         . '</fieldset>';
 302 } else {
 303     $htmlString .= '<input type="hidden" name="'
 304         . ($view['operation'] == 'create' ? 'createview' : 'alterview' )
 305         . '" value="1" />'
 306         . '<input type="hidden" name="ajax_dialog" value="1" />'
 307         . '<input type="hidden" name="ajax_request" value="1" />';
 308 }
 309
 310 $htmlString .= '</form>'
 311     . '</div>';
 312
 313 echo $htmlString;