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 $overall_approx_rows = false;
 150 // Instance of PMA_RecentFavoriteTable class.
 151 $fav_instance = PMA_RecentFavoriteTable::getInstance('favorite');
 152 foreach ($tables as $keyname => $current_table) {
 153     // Get valid statistics whatever is the table type
 154
 155     $drop_query = '';
 156     $drop_message = '';
 157     $already_favorite = false;
 158     $overhead = '';
 159
 160     $table_is_view = false;
 161     $table_encoded = urlencode($current_table['TABLE_NAME']);
 162     // Sets parameters for links
 163     $tbl_url_query = $url_query . '&amp;table=' . $table_encoded;
 164     // do not list the previous table's size info for a view
 165
 166     list($current_table, $formatted_size, $unit, $formatted_overhead,
 167         $overhead_unit, $overhead_size, $table_is_view, $sum_size)
 168             = PMA_getStuffForEngineTypeTable(
 169                 $current_table, $db_is_system_schema,
 170                 $is_show_stats, $table_is_view, $sum_size, $overhead_size
 171             );
 172
 173     if (! PMA_Table::isMerge($db, $current_table['TABLE_NAME'])) {
 174         $sum_entries += $current_table['TABLE_ROWS'];
 175     }
 176
 177     if (isset($current_table['Collation'])) {
 178         $collation = '<dfn title="'
 179             . PMA_getCollationDescr($current_table['Collation']) . '">'
 180             . $current_table['Collation'] . '</dfn>';
 181     } else {
 182         $collation = '---';
 183     }
 184
 185     if ($is_show_stats) {
 186         if ($formatted_overhead != '') {
 187             $overhead = '<a href="tbl_structure.php'
 188                 . $tbl_url_query . '#showusage">'
 189                 . '<span>' . $formatted_overhead . '</span>&nbsp;'
 190                 . '<span class="unit">' . $overhead_unit . '</span>'
 191                 . '</a>' . "\n";
 192             $overhead_check .=
 193                 "markAllRows('row_tbl_" . ($i + 1) . "');";
 194         } else {
 195             $overhead = '-';
 196         }
 197     } // end if
 198
 199     unset($showtable);
 200
 201     if ($GLOBALS['cfg']['ShowDbStructureCreation']) {
 202         list($create_time, $create_time_all) = PMA_getTimeForCreateUpdateCheck(
 203             $current_table, 'Create_time', $create_time_all
 204         );
 205     }
 206
 207     if ($GLOBALS['cfg']['ShowDbStructureLastUpdate']) {
 208         // $showtable might already be set from ShowDbStructureCreation, see above
 209         list($update_time, $update_time_all) = PMA_getTimeForCreateUpdateCheck(
 210             $current_table, 'Update_time', $update_time_all
 211         );
 212     }
 213
 214     if ($GLOBALS['cfg']['ShowDbStructureLastCheck']) {
 215         // $showtable might already be set from ShowDbStructureCreation, see above
 216         list($check_time, $check_time_all) = PMA_getTimeForCreateUpdateCheck(
 217             $current_table, 'Check_time', $check_time_all
 218         );
 219     }
 220
 221     list($alias, $truename) = PMA_getAliasAndTrueName(
 222         $tooltip_aliasname, $current_table, $tooltip_truename
 223     );
 224
 225     $i++;
 226
 227     $row_count++;
 228     if ($table_is_view) {
 229         $hidden_fields[] = '<input type="hidden" name="views[]" value="'
 230             .  htmlspecialchars($current_table['TABLE_NAME']) . '" />';
 231     }
 232
 233     /*
 234      * Always activate links for Browse, Search and Empty, even if
 235      * the icons are greyed, because
 236      * 1. for views, we don't know the number of rows at this point
 237      * 2. for tables, another source could have populated them since the
 238      *    page was generated
 239      *
 240      * I could have used the PHP ternary conditional operator but I find
 241      * the code easier to read without this operator.
 242      */
 243     list($browse_table, $search_table, $browse_table_label,
 244         $empty_table, $tracking_icon
 245     ) = PMA_getHtmlForActionLinks(
 246         $current_table, $table_is_view, $tbl_url_query,
 247         $titles, $truename, $db_is_system_schema, $url_query
 248     );
 249
 250     if (! $db_is_system_schema) {
 251         list($drop_query, $drop_message)
 252             = PMA_getTableDropQueryAndMessage($table_is_view, $current_table);
 253     }
 254
 255     if ($num_columns > 0
 256         && $num_tables > $num_columns
 257         && ($row_count % $num_columns) == 0
 258     ) {
 259         $row_count = 1;
 260         $odd_row = true;
 261
 262         $response->addHTML(
 263             '</tr></tbody></table>'
 264         );
 265
 266         $response->addHTML(
 267             PMA_tableHeader(false, $GLOBALS['replication_info']['slave']['status'])
 268         );
 269     }
 270
 271     list($do, $ignored) = PMA_getServerSlaveStatus(
 272         $GLOBALS['replication_info']['slave']['status'], $truename
 273     );
 274     // Handle favorite table list. ----START----
 275     $already_favorite = PMA_checkFavoriteTable($db, $current_table['TABLE_NAME']);
 276
 277     if (isset($_REQUEST['remove_favorite'])) {
 278         if ($already_favorite) {
 279             // If already in favorite list, remove it.
 280             $favorite_table = $_REQUEST['favorite_table'];
 281             $fav_instance->remove($db, $favorite_table);
 282         }
 283     }
 284
 285     if (isset($_REQUEST['add_favorite'])) {
 286         if (!$already_favorite) {
 287             // Otherwise add to favorite list.
 288             $favorite_table = $_REQUEST['favorite_table'];
 289             $fav_instance->add($db, $favorite_table);
 290         }
 291     } // Handle favorite table list. ----ENDS----
 292
 293     list($html_output, $odd_row, $approx_rows) = PMA_getHtmlForStructureTableRow(
 294         $i, $odd_row, $table_is_view, $current_table,
 295         $browse_table_label, $tracking_icon,
 296         $GLOBALS['replication_info']['slave']['status'],
 297         $browse_table, $tbl_url_query, $search_table, $db_is_system_schema,
 298         $titles, $empty_table, $drop_query, $drop_message, $collation,
 299         $formatted_size, $unit, $overhead,
 300         (isset ($create_time) ? $create_time : ''),
 301         (isset ($update_time) ? $update_time : ''),
 302         (isset ($check_time) ? $check_time : ''),
 303         $is_show_stats, $ignored, $do, $colspan_for_structure
 304     );
 305     $overall_approx_rows = $overall_approx_rows || $approx_rows;
 306     $response->addHTML($html_output);
 307
 308 } // end foreach
 309
 310 // Show Summary
 311 $response->addHTML('</tbody>');
 312 $response->addHTML(
 313     PMA_getHtmlBodyForTableSummary(
 314         $num_tables, $GLOBALS['replication_info']['slave']['status'],
 315         $db_is_system_schema, $sum_entries, $db_collation, $is_show_stats, $sum_size,
 316         $overhead_size, $create_time_all, $update_time_all, $check_time_all,
 317         $overall_approx_rows
 318     )
 319 );
 320 $response->addHTML('</table>');
 321 //check all
 322 $response->addHTML(
 323     PMA_getHtmlForCheckAllTables(
 324         $pmaThemeImage, $text_dir, $overhead_check,
 325         $db_is_system_schema, $hidden_fields
 326     )
 327 );
 328 $response->addHTML('</form>'); //end of form
 329
 330 // display again the table list navigator
 331 $response->addHTML(
 332     PMA_Util::getListNavigator(
 333         $total_num_tables, $pos, $_url_params, 'db_structure.php',
 334         'frame_content', $GLOBALS['cfg']['MaxTableList']
 335     )
 336 );
 337
 338 $response->addHTML('</div><hr />');
 339
 340 /**
 341  * Work on the database
 342  */
 343 /* DATABASE WORK */
 344 /* Printable view of a table */
 345 $response->addHTML(
 346     PMA_getHtmlForTablePrintViewLink()
 347     . PMA_getHtmlForDataDictionaryLink($url_query)
 348 );
 349
 350 PMA_possiblyShowCreateTableDialog($db, $db_is_system_schema, $response);