phpmyadmin/tbl_structure.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Displays table structure infos like columns, indexes, size, rows
   5  * and allows manipulation of indexes and columns
   6  *
   7  * @package PhpMyAdmin
   8  */
   9
  10 /**
  11  *
  12  */
  13 require_once 'libraries/common.inc.php';
  14 require_once 'libraries/mysql_charsets.inc.php';
  15
  16 /**
  17  * Function implementations for this script
  18  */
  19 require_once 'libraries/structure.lib.php';
  20 require_once 'libraries/index.lib.php';
  21 require_once 'libraries/sql.lib.php';
  22 require_once 'libraries/bookmark.lib.php';
  23
  24 $response = PMA_Response::getInstance();
  25 $header   = $response->getHeader();
  26 $scripts  = $header->getScripts();
  27 $scripts->addFile('tbl_structure.js');
  28 $scripts->addFile('indexes.js');
  29
  30 /**
  31  * Handle column moving
  32  */
  33 if (isset($_REQUEST['move_columns'])
  34     && is_array($_REQUEST['move_columns'])
  35     && $response->isAjax()
  36 ) {
  37     PMA_moveColumns($db, $table);
  38     exit;
  39 }
  40
  41 /**
  42  * A click on Change has been made for one column
  43  */
  44 if (isset($_REQUEST['change_column'])) {
  45     PMA_displayHtmlForColumnChange($db, $table, null, 'tbl_structure.php');
  46     exit;
  47 }
  48 /**
  49  * Modifications have been submitted -> updates the table
  50  */
  51 if (isset($_REQUEST['do_save_data'])) {
  52     $regenerate = PMA_updateColumns($db, $table);
  53     if ($regenerate) {
  54         // This happens when updating failed
  55         // @todo: do something appropriate
  56     } else {
  57         // continue to show the table's structure
  58         unset($_REQUEST['selected']);
  59     }
  60 }
  61
  62 /**
  63  * handle multiple field commands if required
  64  *
  65  * submit_mult_*_x comes from IE if <input type="img" ...> is used
  66  */
  67 $submit_mult = PMA_getMultipleFieldCommandType();
  68
  69 if (! empty($submit_mult)) {
  70     if (isset($_REQUEST['selected_fld'])) {
  71         if ($submit_mult == 'browse') {
  72             // browsing the table displaying only selected columns
  73             PMA_displayTableBrowseForSelectedColumns(
  74                 $db, $table, $goto, $pmaThemeImage
  75             );
  76         } else {
  77             // handle multiple field commands
  78             // handle confirmation of deleting multiple columns
  79             $action = 'tbl_structure.php';
  80             include 'libraries/mult_submits.inc.php';
  81             /**
  82              * if $submit_mult == 'change', execution will have stopped
  83              * at this point
  84              */
  85
  86             if (empty($message)) {
  87                 $message = PMA_Message::success();
  88             }
  89         }
  90     } else {
  91         $response = PMA_Response::getInstance();
  92         $response->isSuccess(false);
  93         $response->addJSON('message', __('No column selected.'));
  94     }
  95 }
  96
  97 /**
  98  * Gets the relation settings
  99  */
 100 $cfgRelation = PMA_getRelationsParam();
 101
 102 /**
 103  * Runs common work
 104  */
 105 require_once 'libraries/tbl_common.inc.php';
 106 $url_query .= '&amp;goto=tbl_structure.php&amp;back=tbl_structure.php';
 107 $url_params['goto'] = 'tbl_structure.php';
 108 $url_params['back'] = 'tbl_structure.php';
 109
 110 // Check column names for MySQL reserved words
 111 $reserved_word_column_messages = PMA_getReservedWordColumnNameMessages($db, $table);
 112 $response->addHTML($reserved_word_column_messages);
 113
 114 /**
 115  * Prepares the table structure display
 116  */
 117
 118
 119 /**
 120  * Gets tables informations
 121  */
 122 require_once 'libraries/tbl_info.inc.php';
 123
 124 require_once 'libraries/Index.class.php';
 125
 126 // 2. Gets table keys and retains them
 127 // @todo should be: $server->db($db)->table($table)->primary()
 128 $primary = PMA_Index::getPrimary($table, $db);
 129
 130 $columns_with_unique_index = PMA_getColumnsWithUniqueIndex($db, $table);
 131
 132 // 3. Get fields
 133 $fields = (array) $GLOBALS['dbi']->getColumns($db, $table, null, true);
 134
 135 // Get more complete field information
 136 // For now, this is done just for MySQL 4.1.2+ new TIMESTAMP options
 137 // but later, if the analyser returns more information, it
 138 // could be executed for any MySQL version and replace
 139 // the info given by SHOW FULL COLUMNS FROM.
 140 //
 141 // We also need this to correctly learn if a TIMESTAMP is NOT NULL, since
 142 // SHOW FULL COLUMNS or INFORMATION_SCHEMA incorrectly says NULL
 143 // and SHOW CREATE TABLE says NOT NULL (tested
 144 // in MySQL 4.0.25 and 5.0.21, http://bugs.mysql.com/20910).
 145
 146 $show_create_table = $GLOBALS['dbi']->fetchValue(
 147     'SHOW CREATE TABLE ' . PMA_Util::backquote($db) . '.'
 148     . PMA_Util::backquote($table),
 149     0, 1
 150 );
 151 $analyzed_sql = PMA_SQP_analyze(PMA_SQP_parse($show_create_table));
 152
 153 /**
 154  * prepare table infos
 155  */
 156 // action titles (image or string)
 157 $titles = PMA_getActionTitlesArray();
 158
 159 // hidden action titles (image and string)
 160 $hidden_titles = PMA_getHiddenTitlesArray();
 161
 162 //display table structure
 163 require_once 'libraries/display_structure.inc.php';
 164 ?>