db_datadict.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  *
   5  * @version $Id$
   6  */
   7
   8 /**
   9  * Gets the variables sent or posted to this script, then displays headers
  10  */
  11 require_once './libraries/common.inc.php';
  12
  13 if (!isset($selected_tbl)) {
  14     require_once './libraries/header.inc.php';
  15 }
  16
  17
  18 /**
  19  * Gets the relations settings
  20  */
  21 require_once './libraries/relation.lib.php';
  22 require_once './libraries/transformations.lib.php';
  23
  24 $cfgRelation  = PMA_getRelationsParam();
  25
  26 /**
  27  * Check parameters
  28  */
  29 PMA_checkParameters(array('db'));
  30
  31 /**
  32  * Defines the url to return to in case of error in a sql statement
  33  */
  34 if (strlen($table)) {
  35     $err_url = 'tbl_sql.php?' . PMA_generate_common_url($db, $table);
  36 } else {
  37     $err_url = 'db_sql.php?' . PMA_generate_common_url($db);
  38 }
  39
  40 if ($cfgRelation['commwork']) {
  41     $comment = PMA_getComments($db);
  42
  43     /**
  44      * Displays DB comment
  45      */
  46     if (is_array($comment)) {
  47         ?>
  48     <p> <?php echo $strDBComment; ?>
  49         <i><?php echo htmlspecialchars(implode(' ', $comment)); ?></i></p>
  50         <?php
  51     } // end if
  52 }
  53
  54 /**
  55  * Selects the database and gets tables names
  56  */
  57 PMA_DBI_select_db($db);
  58 $rowset = PMA_DBI_query('SHOW TABLES FROM ' . PMA_backquote($db) . ';', null, PMA_DBI_QUERY_STORE);
  59
  60 $count  = 0;
  61 while ($row = PMA_DBI_fetch_assoc($rowset)) {
  62     $myfieldname = 'Tables_in_' . htmlspecialchars($db);
  63     $table        = $row[$myfieldname];
  64     if ($cfgRelation['commwork'] || PMA_MYSQL_INT_VERSION >= 40100) {
  65         $comments = PMA_getComments($db, $table);
  66     }
  67
  68     if ($count != 0) {
  69         echo '<div style="page-break-before: always;">' . "\n";
  70     } else {
  71         echo '<div>' . "\n";
  72     }
  73
  74     echo '<h2>' . $table . '</h2>' . "\n";
  75
  76     /**
  77      * Gets table informations
  78      */
  79     // The 'show table' statement works correct since 3.23.03
  80     $showtable    = PMA_DBI_get_tables_full($db, $table);
  81     $num_rows     = (isset($showtable[$table]['TABLE_ROWS']) ? $showtable[$table]['TABLE_ROWS'] : 0);
  82     $show_comment = (isset($showtable[$table]['TABLE_COMMENT']) ? $showtable[$table]['TABLE_COMMENT'] : '');
  83     unset($showtable);
  84
  85
  86     /**
  87      * Gets table keys and retains them
  88      */
  89
  90     PMA_DBI_select_db($db);
  91     $result       = PMA_DBI_query('SHOW KEYS FROM ' . PMA_backquote($table) . ';');
  92     $primary      = '';
  93     $indexes      = array();
  94     $lastIndex    = '';
  95     $indexes_info = array();
  96     $indexes_data = array();
  97     $pk_array     = array(); // will be use to emphasis prim. keys in the table
  98                              // view
  99     while ($row = PMA_DBI_fetch_assoc($result)) {
 100         // Backups the list of primary keys
 101         if ($row['Key_name'] == 'PRIMARY') {
 102             $primary   .= $row['Column_name'] . ', ';
 103             $pk_array[$row['Column_name']] = 1;
 104         }
 105         // Retains keys informations
 106         if ($row['Key_name'] != $lastIndex){
 107             $indexes[] = $row['Key_name'];
 108             $lastIndex = $row['Key_name'];
 109         }
 110         $indexes_info[$row['Key_name']]['Sequences'][]     = $row['Seq_in_index'];
 111         $indexes_info[$row['Key_name']]['Non_unique']      = $row['Non_unique'];
 112         if (isset($row['Cardinality'])) {
 113             $indexes_info[$row['Key_name']]['Cardinality'] = $row['Cardinality'];
 114         }
 115         // I don't know what does following column mean....
 116         // $indexes_info[$row['Key_name']]['Packed']          = $row['Packed'];
 117
 118         $indexes_info[$row['Key_name']]['Comment']     = $row['Comment'];
 119
 120         $indexes_data[$row['Key_name']][$row['Seq_in_index']]['Column_name']  = $row['Column_name'];
 121         if (isset($row['Sub_part'])) {
 122             $indexes_data[$row['Key_name']][$row['Seq_in_index']]['Sub_part'] = $row['Sub_part'];
 123         }
 124
 125     } // end while
 126     if ($result) {
 127         PMA_DBI_free_result($result);
 128     }
 129
 130
 131     /**
 132      * Gets fields properties
 133      */
 134     $result      = PMA_DBI_query('SHOW FIELDS FROM ' . PMA_backquote($table) . ';', null, PMA_DBI_QUERY_STORE);
 135     $fields_cnt  = PMA_DBI_num_rows($result);
 136
 137
 138 // We need this to correctly learn if a TIMESTAMP is NOT NULL, since
 139 // SHOW FULL FIELDS or INFORMATION_SCHEMA incorrectly says NULL
 140 // and SHOW CREATE TABLE says NOT NULL (tested
 141 // in MySQL 4.0.25 and 5.0.21, http://bugs.mysql.com/20910).
 142
 143     $show_create_table = PMA_DBI_fetch_value(
 144         'SHOW CREATE TABLE ' . PMA_backquote($db) . '.' . PMA_backquote($table),
 145         0, 1);
 146     $analyzed_sql = PMA_SQP_analyze(PMA_SQP_parse($show_create_table));
 147
 148     // Check if we can use Relations (Mike Beck)
 149     if (!empty($cfgRelation['relation'])) {
 150         // Find which tables are related with the current one and write it in
 151         // an array
 152         $res_rel = PMA_getForeigners($db, $table);
 153
 154         if (count($res_rel) > 0) {
 155             $have_rel = TRUE;
 156         } else {
 157             $have_rel = FALSE;
 158         }
 159     } else {
 160         $have_rel = FALSE;
 161     } // end if
 162
 163
 164     /**
 165      * Displays the comments of the table if MySQL >= 3.23
 166      */
 167     if (!empty($show_comment)) {
 168         echo $strTableComments . ': ' . $show_comment . '<br /><br />';
 169     }
 170
 171     /**
 172      * Displays the table structure
 173      */
 174     ?>
 175
 176 <table width="100%" class="print">
 177 <tr><th width="50"><?php echo $strField; ?></th>
 178     <th width="80"><?php echo $strType; ?></th>
 179 <?php /*    <th width="50"><?php echo $strAttr; ?></th>*/ ?>
 180     <th width="40"><?php echo $strNull; ?></th>
 181     <th width="70"><?php echo $strDefault; ?></th>
 182 <?php /*    <th width="50"><?php echo $strExtra; ?></th>*/ ?>
 183     <?php
 184     if ($have_rel) {
 185         echo '    <th>' . $strLinksTo . '</th>' . "\n";
 186     }
 187     if ($cfgRelation['commwork'] || PMA_MYSQL_INT_VERSION >= 40100) {
 188         echo '    <th>' . $strComments . '</th>' . "\n";
 189     }
 190     if ($cfgRelation['mimework']) {
 191         echo '    <th>MIME</th>' . "\n";
 192     }
 193     ?>
 194 </tr>
 195     <?php
 196     $odd_row = true;
 197     while ($row = PMA_DBI_fetch_assoc($result)) {
 198
 199         $type             = $row['Type'];
 200         // reformat mysql query output - staybyte - 9. June 2001
 201         // loic1: set or enum types: slashes single quotes inside options
 202         if (preg_match('@^(set|enum)\((.+)\)$@i', $type, $tmp)) {
 203             $tmp[2]       = substr(preg_replace('@([^,])\'\'@', '\\1\\\'', ',' . $tmp[2]), 1);
 204             $type         = $tmp[1] . '(' . str_replace(',', ', ', $tmp[2]) . ')';
 205             $type_nowrap  = '';
 206
 207             $binary       = 0;
 208             $unsigned     = 0;
 209             $zerofill     = 0;
 210         } else {
 211             $binary       = stristr($row['Type'], 'binary');
 212             $unsigned     = stristr($row['Type'], 'unsigned');
 213             $zerofill     = stristr($row['Type'], 'zerofill');
 214             $type_nowrap  = ' nowrap="nowrap"';
 215             $type         = preg_replace('@BINARY@i', '', $type);
 216             $type         = preg_replace('@ZEROFILL@i', '', $type);
 217             $type         = preg_replace('@UNSIGNED@i', '', $type);
 218             if (empty($type)) {
 219                 $type     = ' ';
 220             }
 221         }
 222         $strAttribute     = ' ';
 223         if ($binary) {
 224             $strAttribute = 'BINARY';
 225         }
 226         if ($unsigned) {
 227             $strAttribute = 'UNSIGNED';
 228         }
 229         if ($zerofill) {
 230             $strAttribute = 'UNSIGNED ZEROFILL';
 231         }
 232         if (!isset($row['Default'])) {
 233             if ($row['Null'] != '' && $row['Null'] != 'NO') {
 234                 $row['Default'] = '<i>NULL</i>';
 235             }
 236         } else {
 237             $row['Default'] = htmlspecialchars($row['Default']);
 238         }
 239         $field_name = htmlspecialchars($row['Field']);
 240
 241         // here, we have a TIMESTAMP that SHOW FULL FIELDS reports as having the
 242         // NULL attribute, but SHOW CREATE TABLE says the contrary. Believe
 243         // the latter.
 244         /**
 245          * @todo merge this logic with the one in tbl_structure.php
 246          * or move it in a function similar to PMA_DBI_get_columns_full()
 247          * but based on SHOW CREATE TABLE because information_schema
 248          * cannot be trusted in this case (MySQL bug)
 249          */
 250         if (!empty($analyzed_sql[0]['create_table_fields'][$field_name]['type']) && $analyzed_sql[0]['create_table_fields'][$field_name]['type'] == 'TIMESTAMP' && $analyzed_sql[0]['create_table_fields'][$field_name]['timestamp_not_null']) {
 251             $row['Null'] = '';
 252         }
 253         ?>
 254 <tr class="<?php echo $odd_row ? 'odd' : 'even'; $odd_row = ! $odd_row; ?>">
 255     <td nowrap="nowrap">
 256         <?php
 257         if (isset($pk_array[$row['Field']])) {
 258             echo '<u>' . $field_name . '</u>';
 259         } else {
 260             echo $field_name;
 261         }
 262         ?>
 263     </td>
 264     <td<?php echo $type_nowrap; ?> xml:lang="en" dir="ltr"><?php echo $type; ?></td>
 265 <?php /*    <td<?php echo $type_nowrap; ?>><?php echo $strAttribute; ?></td>*/ ?>
 266     <td><?php echo (($row['Null'] == '' || $row['Null'] == 'NO') ? $strNo : $strYes); ?></td>
 267     <td nowrap="nowrap"><?php if (isset($row['Default'])) { echo $row['Default']; } ?></td>
 268 <?php /*    <td<?php echo $type_nowrap; ?>><?php echo $row['Extra']; ?></td>*/ ?>
 269         <?php
 270         if ($have_rel) {
 271             echo '    <td>';
 272             if (isset($res_rel[$field_name])) {
 273                 echo htmlspecialchars($res_rel[$field_name]['foreign_table'] . ' -> ' . $res_rel[$field_name]['foreign_field']);
 274             }
 275             echo '</td>' . "\n";
 276         }
 277         if ($cfgRelation['commwork'] || PMA_MYSQL_INT_VERSION >= 40100) {
 278             echo '    <td>';
 279             if (isset($comments[$field_name])) {
 280                 echo htmlspecialchars($comments[$field_name]);
 281             }
 282             echo '</td>' . "\n";
 283         }
 284         if ($cfgRelation['mimework']) {
 285             $mime_map = PMA_getMIME($db, $table, true);
 286
 287             echo '    <td>';
 288             if (isset($mime_map[$field_name])) {
 289                 echo htmlspecialchars(str_replace('_', '/', $mime_map[$field_name]['mimetype']));
 290             }
 291             echo '</td>' . "\n";
 292         }
 293         ?>
 294 </tr>
 295         <?php
 296     } // end while
 297     PMA_DBI_free_result($result);
 298     $count++;
 299     ?>
 300 </table>
 301 </div>
 302     <?php
 303 } //ends main while
 304
 305 /**
 306  * Displays the footer
 307  */
 308 ?>
 309 <script type="text/javascript">
 310 //<![CDATA[
 311 function printPage()
 312 {
 313     document.getElementById('print').style.visibility = 'hidden';
 314     // Do print the page
 315     if (typeof(window.print) != 'undefined') {
 316         window.print();
 317     }
 318     document.getElementById('print').style.visibility = '';
 319 }
 320 //]]>
 321 </script>
 322 <?php
 323 echo '<br /><br /><input type="button" id="print" value="' . $strPrint . '" onclick="printPage()" />';
 324
 325 require_once './libraries/footer.inc.php';
 326 ?>