db_structure.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Database structure manipulation
   5  *
   6  * @package PhpMyAdmin
   7  */
   8
   9 /**
  10  *
  11  */
  12 require_once 'libraries/common.inc.php';
  13
  14 /**
  15  * Function implementations for this script
  16  */
  17 require_once 'libraries/structure.lib.php';
  18
  19 // Add/Remove favorite tables using Ajax request.
  20 if ($GLOBALS['is_ajax_request'] && ! empty($_REQUEST['favorite_table'])) {
  21     PMA_addRemoveFavoriteTables($db);
  22     exit;
  23 }
  24
  25 $response = PMA_Response::getInstance();
  26 $header   = $response->getHeader();
  27 $scripts  = $header->getScripts();
  28 $scripts->addFile('db_structure.js');
  29 $scripts->addFile('tbl_change.js');
  30 $scripts->addFile('jquery/jquery-ui-timepicker-addon.js');
  31
  32 // Drops/deletes/etc. multiple tables if required
  33 if ((!empty($_POST['submit_mult']) && isset($_POST['selected_tbl']))
  34     || isset($_POST['mult_btn'])
  35 ) {
  36     $action = 'db_structure.php';
  37     $err_url = 'db_structure.php' . PMA_URL_getCommon(array('db' => $db));
  38
  39     // see bug #2794840; in this case, code path is:
  40     // db_structure.php -> libraries/mult_submits.inc.php -> sql.php
  41     // -> db_structure.php and if we got an error on the multi submit,
  42     // we must display it here and not call again mult_submits.inc.php
  43     if (! isset($_POST['error']) || false === $_POST['error']) {
  44         include 'libraries/mult_submits.inc.php';
  45     }
  46     if (empty($_POST['message'])) {
  47         $_POST['message'] = PMA_Message::success();
  48     }
  49 }
  50
  51 require 'libraries/db_common.inc.php';
  52 $url_query .= '&amp;goto=db_structure.php';
  53
  54 // Gets the database structure
  55 $sub_part = '_structure';
  56 require 'libraries/db_info.inc.php';
  57
  58 // If there is an Ajax request for real row count of a table.
  59 if ($GLOBALS['is_ajax_request']
  60     && isset($_REQUEST['real_row_count'])
  61     && $_REQUEST['real_row_count'] == true
  62 ) {
  63     PMA_handleRealRowCountRequest();
  64     exit;
  65 }
  66
  67 if (!PMA_DRIZZLE) {
  68     include_once 'libraries/replication.inc.php';
  69 } else {
  70     $GLOBALS['replication_info']['slave']['status'] = false;
  71 }
  72
  73
  74 require_once 'libraries/config/page_settings.class.php';
  75 PMA_PageSettings::showGroup('DbStructure');
  76
  77 require_once 'libraries/bookmark.lib.php';
  78
  79 require_once 'libraries/mysql_charsets.inc.php';
  80 $db_collation = PMA_getDbCollation($db);
  81
  82 $titles = PMA_Util::buildActionTitles();
  83
  84 // 1. No tables
  85
  86 if ($num_tables == 0) {
  87     $response->addHTML(
  88         PMA_message::notice(__('No tables found in database.'))
  89     );
  90     PMA_possiblyShowCreateTableDialog($db, $db_is_system_schema, $response);
  91     exit;
  92 }
  93
  94 // else
  95 // 2. Shows table informations
  96
  97 /**
  98  * Displays the tables list
  99  */
 100 $response->addHTML('<div id="tableslistcontainer">');
 101 $_url_params = array(
 102     'pos' => $pos,
 103     'db'  => $db);
 104
 105 // Add the sort options if they exists
 106 if (isset($_REQUEST['sort'])) {
 107     $_url_params['sort'] = $_REQUEST['sort'];
 108 }
 109
 110 if (isset($_REQUEST['sort_order'])) {
 111     $_url_params['sort_order'] = $_REQUEST['sort_order'];
 112 }
 113
 114 $response->addHTML(
 115     PMA_Util::getListNavigator(
 116         $total_num_tables, $pos, $_url_params, 'db_structure.php',
 117         'frame_content', $GLOBALS['cfg']['MaxTableList']
 118     )
 119 );
 120
 121 // tables form
 122 $response->addHTML(
 123     '<form method="post" action="db_structure.php" '
 124     . 'name="tablesForm" id="tablesForm">'
 125 );
 126
 127 $response->addHTML(PMA_URL_getHiddenInputs($db));
 128
 129 $response->addHTML(
 130     PMA_tableHeader(
 131         $db_is_system_schema, $GLOBALS['replication_info']['slave']['status']
 132     )
 133 );
 134
 135 $i = $sum_entries = 0;
 136 $overhead_check = '';
 137 $create_time_all = '';
 138 $update_time_all = '';
 139 $check_time_all = '';
 140 $num_columns    = $cfg['PropertiesNumColumns'] > 1
 141     ? ceil($num_tables / $cfg['PropertiesNumColumns']) + 1
 142     : 0;
 143 $row_count      = 0;
 144 $sum_size       = (double) 0;
 145 $overhead_size  = (double) 0;
 146
 147 $hidden_fields = array();
 148 $odd_row       = true;
 149 // Instance of PMA_RecentFavoriteTable class.
 150 $fav_instance = PMA_RecentFavoriteTable::getInstance('favorite');
 151 foreach ($tables as $keyname => $current_table) {
 152     // Get valid statistics whatever is the table type
 153
 154     $drop_query = '';
 155     $drop_message = '';
 156     $already_favorite = false;
 157     $overhead = '';
 158
 159     $table_is_view = false;
 160     $table_encoded = urlencode($current_table['TABLE_NAME']);
 161     // Sets parameters for links
 162     $tbl_url_query = $url_query . '&amp;table=' . $table_encoded;
 163     // do not list the previous table's size info for a view
 164
 165     list($current_table, $formatted_size, $unit, $formatted_overhead,
 166         $overhead_unit, $overhead_size, $table_is_view, $sum_size)
 167             = PMA_getStuffForEngineTypeTable(
 168                 $current_table, $db_is_system_schema,
 169                 $is_show_stats, $table_is_view, $sum_size, $overhead_size
 170             );
 171
 172     if (! PMA_Table::isMerge($db, $current_table['TABLE_NAME'])) {
 173         $sum_entries += $current_table['TABLE_ROWS'];
 174     }
 175
 176     if (isset($current_table['Collation'])) {
 177         $collation = '<dfn title="'
 178             . PMA_getCollationDescr($current_table['Collation']) . '">'
 179             . $current_table['Collation'] . '</dfn>';
 180     } else {
 181         $collation = '---';
 182     }
 183
 184     if ($is_show_stats) {
 185         if ($formatted_overhead != '') {
 186             $overhead = '<a href="tbl_structure.php'
 187                 . $tbl_url_query . '#showusage">'
 188                 . '<span>' . $formatted_overhead . '</span>&nbsp;'
 189                 . '<span class="unit">' . $overhead_unit . '</span>'
 190                 . '</a>' . "\n";
 191             $overhead_check .=
 192                 "markAllRows('row_tbl_" . ($i + 1) . "');";
 193         } else {
 194             $overhead = '-';
 195         }
 196     } // end if
 197
 198     unset($showtable);
 199
 200     if ($GLOBALS['cfg']['ShowDbStructureCreation']) {
 201         list($create_time, $create_time_all) = PMA_getTimeForCreateUpdateCheck(
 202             $current_table, 'Create_time', $create_time_all
 203         );
 204     }
 205
 206     if ($GLOBALS['cfg']['ShowDbStructureLastUpdate']) {
 207         // $showtable might already be set from ShowDbStructureCreation, see above
 208         list($update_time, $update_time_all) = PMA_getTimeForCreateUpdateCheck(
 209             $current_table, 'Update_time', $update_time_all
 210         );
 211     }
 212
 213     if ($GLOBALS['cfg']['ShowDbStructureLastCheck']) {
 214         // $showtable might already be set from ShowDbStructureCreation, see above
 215         list($check_time, $check_time_all) = PMA_getTimeForCreateUpdateCheck(
 216             $current_table, 'Check_time', $check_time_all
 217         );
 218     }
 219
 220     list($alias, $truename) = PMA_getAliasAndTrueName(
 221         $tooltip_aliasname, $current_table, $tooltip_truename
 222     );
 223
 224     $i++;
 225
 226     $row_count++;
 227     if ($table_is_view) {
 228         $hidden_fields[] = '<input type="hidden" name="views[]" value="'
 229             .  htmlspecialchars($current_table['TABLE_NAME']) . '" />';
 230     }
 231
 232     /*
 233      * Always activate links for Browse, Search and Empty, even if
 234      * the icons are greyed, because
 235      * 1. for views, we don't know the number of rows at this point
 236      * 2. for tables, another source could have populated them since the
 237      *    page was generated
 238      *
 239      * I could have used the PHP ternary conditional operator but I find
 240      * the code easier to read without this operator.
 241      */
 242     list($browse_table, $search_table, $browse_table_label,
 243         $empty_table, $tracking_icon
 244     ) = PMA_getHtmlForActionLinks(
 245         $current_table, $table_is_view, $tbl_url_query,
 246         $titles, $truename, $db_is_system_schema, $url_query
 247     );
 248
 249     if (! $db_is_system_schema) {
 250         list($drop_query, $drop_message)
 251             = PMA_getTableDropQueryAndMessage($table_is_view, $current_table);
 252     }
 253
 254     if ($num_columns > 0
 255         && $num_tables > $num_columns
 256         && ($row_count % $num_columns) == 0
 257     ) {
 258         $row_count = 1;
 259         $odd_row = true;
 260
 261         $response->addHTML(
 262             '</tr></tbody></table>'
 263         );
 264
 265         $response->addHTML(
 266             PMA_tableHeader(false, $GLOBALS['replication_info']['slave']['status'])
 267         );
 268     }
 269
 270     list($do, $ignored) = PMA_getServerSlaveStatus(
 271         $GLOBALS['replication_info']['slave']['status'], $truename
 272     );
 273     // Handle favorite table list. ----START----
 274     $already_favorite = PMA_checkFavoriteTable($db, $current_table['TABLE_NAME']);
 275
 276     if (isset($_REQUEST['remove_favorite'])) {
 277         if ($already_favorite) {
 278             // If already in favorite list, remove it.
 279             $favorite_table = $_REQUEST['favorite_table'];
 280             $fav_instance->remove($db, $favorite_table);
 281         }
 282     }
 283
 284     if (isset($_REQUEST['add_favorite'])) {
 285         if (!$already_favorite) {
 286             // Otherwise add to favorite list.
 287             $favorite_table = $_REQUEST['favorite_table'];
 288             $fav_instance->add($db, $favorite_table);
 289         }
 290     } // Handle favorite table list. ----ENDS----
 291
 292     list($html_output, $odd_row, $approx_rows) = PMA_getHtmlForStructureTableRow(
 293         $i, $odd_row, $table_is_view, $current_table,
 294         $browse_table_label, $tracking_icon,
 295         $GLOBALS['replication_info']['slave']['status'],
 296         $browse_table, $tbl_url_query, $search_table, $db_is_system_schema,
 297         $titles, $empty_table, $drop_query, $drop_message, $collation,
 298         $formatted_size, $unit, $overhead,
 299         (isset ($create_time) ? $create_time : ''),
 300         (isset ($update_time) ? $update_time : ''),
 301         (isset ($check_time) ? $check_time : ''),
 302         $is_show_stats, $ignored, $do, $colspan_for_structure
 303     );
 304     $response->addHTML($html_output);
 305
 306 } // end foreach
 307
 308 // Show Summary
 309 $response->addHTML('</tbody>');
 310 $response->addHTML(
 311     PMA_getHtmlBodyForTableSummary(
 312         $num_tables, $GLOBALS['replication_info']['slave']['status'],
 313         $db_is_system_schema, $sum_entries, $db_collation, $is_show_stats, $sum_size,
 314         $overhead_size, $create_time_all, $update_time_all, $check_time_all,
 315         isset($approx_rows) ? $approx_rows : false
 316     )
 317 );
 318 $response->addHTML('</table>');
 319 //check all
 320 $response->addHTML(
 321     PMA_getHtmlForCheckAllTables(
 322         $pmaThemeImage, $text_dir, $overhead_check,
 323         $db_is_system_schema, $hidden_fields
 324     )
 325 );
 326 $response->addHTML('</form>'); //end of form
 327
 328 // display again the table list navigator
 329 $response->addHTML(
 330     PMA_Util::getListNavigator(
 331         $total_num_tables, $pos, $_url_params, 'db_structure.php',
 332         'frame_content', $GLOBALS['cfg']['MaxTableList']
 333     )
 334 );
 335
 336 $response->addHTML('</div><hr />');
 337
 338 /**
 339  * Work on the database
 340  */
 341 /* DATABASE WORK */
 342 /* Printable view of a table */
 343 $response->addHTML(
 344     PMA_getHtmlForTablePrintViewLink($url_query)
 345     . PMA_getHtmlForDataDictionaryLink($url_query)
 346 );
 347
 348 PMA_possiblyShowCreateTableDialog($db, $db_is_system_schema, $response);