tbl_relation.php3

   1 <?php
   2 /* $Id$ */
   3 // vim: expandtab sw=4 ts=4 sts=4:
   4
   5
   6 /**
   7  * Gets some core libraries
   8  */
   9 require('./libraries/grab_globals.lib.php3');
  10 require('./libraries/common.lib.php3');
  11 require('./tbl_properties_common.php3');
  12 $url_query .= '&amp;goto=tbl_properties.php3';
  13 require('./tbl_properties_table_info.php3');
  14 require('./libraries/relation.lib.php3');
  15
  16 /**
  17  * Gets the relation settings
  18  */
  19 $cfgRelation = PMA_getRelationsParam();
  20
  21
  22 /**
  23  * Updates
  24  */
  25
  26 if ($cfgRelation['relwork']) {
  27     $existrel = PMA_getForeigners($db, $table);
  28 }
  29 if ($cfgRelation['displaywork']) {
  30     $disp     = PMA_getDisplayField($db, $table);
  31 }
  32 if ($cfgRelation['relwork']
  33     && isset($submit_rel) && $submit_rel == 'true') {
  34
  35     while (list($key, $value) = each($destination)) {
  36         if ($value != 'nix') {
  37             $for            = explode('.', $value);
  38             if (!isset($existrel[$key])) {
  39                 $upd_query  = 'INSERT INTO ' . PMA_backquote($cfgRelation['relation'])
  40                             . '(master_db, master_table, master_field, foreign_db, foreign_table, foreign_field)'
  41                             . ' values('
  42                             . '\'' . PMA_sqlAddslashes($db) . '\', '
  43                             . '\'' . PMA_sqlAddslashes($table) . '\', '
  44                             . '\'' . PMA_sqlAddslashes($key) . '\', '
  45                             . '\'' . PMA_sqlAddslashes($for[0]) . '\', '
  46                             . '\'' . PMA_sqlAddslashes($for[1]) . '\','
  47                             . '\'' . PMA_sqlAddslashes($for[2]) . '\')';
  48             } else if ($existrel[$key] != $value) {
  49                 $upd_query  = 'UPDATE ' . PMA_backquote($cfgRelation['relation']) . ' SET'
  50                             . ' foreign_db       = \'' . PMA_sqlAddslashes($for[0]) . '\', '
  51                             . ' foreign_table    = \'' . PMA_sqlAddslashes($for[1]) . '\', '
  52                             . ' foreign_field    = \'' . PMA_sqlAddslashes($for[2]) . '\' '
  53                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
  54                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
  55                             . ' AND master_field = \'' . PMA_sqlAddslashes($key) . '\'';
  56             } // end if... else....
  57         } else if (isset($existrel[$key])) {
  58             $upd_query      = 'DELETE FROM ' . PMA_backquote($cfgRelation['relation'])
  59                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
  60                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
  61                             . ' AND master_field = \'' . PMA_sqlAddslashes($key) . '\'';
  62         } // end if... else....
  63         if (isset($upd_query)) {
  64             $upd_rs         = PMA_query_as_cu($upd_query);
  65             unset($upd_query);
  66         }
  67     } // end while
  68 } // end if
  69
  70 if ($cfgRelation['displaywork']
  71     && isset($submit_show) && $submit_show == 'true') {
  72
  73     if ($disp) {
  74         $upd_query = 'UPDATE ' . PMA_backquote($cfgRelation['table_info'])
  75                    . ' SET display_field = \'' . PMA_sqlAddslashes($display_field) . '\''
  76                    . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
  77                    . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
  78     } else {
  79         $upd_query = 'INSERT INTO ' . PMA_backquote($cfgRelation['table_info'])
  80                    . '(db_name, table_name, display_field) '
  81                    . ' VALUES('
  82                    . '\'' . PMA_sqlAddslashes($db) . '\','
  83                    . '\'' . PMA_sqlAddslashes($table) . '\','
  84                    . '\'' . PMA_sqlAddslashes($display_field) . '\')';
  85     }
  86
  87     if (isset($upd_query)) {
  88         $upd_rs    = PMA_query_as_cu($upd_query);
  89     }
  90 } // end if
  91
  92 if ($cfgRelation['commwork']
  93     && isset($submit_comm) && $submit_comm == 'true') {
  94     while (list($key, $value) = each($comment)) {
  95         // garvin: I exported the snippet here to a function (relation.lib.php3) , so it can be used multiple times throughout other pages where you can set comments.
  96         PMA_setComment($db, $table, $key, $value);
  97     }  // end while (transferred data)
  98 } // end if (commwork)
  99
 100 // Now that we might have changed we have to see again
 101 if ($cfgRelation['relwork']) {
 102     $existrel = PMA_getForeigners($db, $table);
 103 }
 104 if ($cfgRelation['displaywork']) {
 105     $disp     = PMA_getDisplayField($db, $table);
 106 }
 107 if ($cfgRelation['commwork']) {
 108     $comments = PMA_getComments($db, $table);
 109 }
 110
 111
 112 /**
 113  * Dialog
 114  */
 115 if ($cfgRelation['relwork']) {
 116
 117     // To choose relations we first need all tables names in current db
 118     $tab_query           = 'SHOW TABLES FROM ' . PMA_backquote($db);
 119     $tab_rs              = PMA_mysql_query($tab_query) or PMA_mysqlDie('', $tab_query, '', $err_url_0);
 120     $selectboxall['nix'] = '--';
 121     while ($curr_table = @PMA_mysql_fetch_array($tab_rs)) {
 122         if (($curr_table[0] != $table) && ($curr_table[0] != $cfg['Server']['relation'])) {
 123             $fi_query = 'SHOW KEYS FROM ' . PMA_backquote($curr_table[0]);
 124             $fi_rs    = PMA_mysql_query($fi_query) or PMA_mysqlDie('', $fi_query, '', $err_url_0);
 125             if ($fi_rs && mysql_num_rows($fi_rs) > 0) {
 126                 $seen_a_primary=FALSE;
 127                 while ($curr_field = PMA_mysql_fetch_array($fi_rs)) {
 128                     if (isset($curr_field['Key_name']) && $curr_field['Key_name'] == 'PRIMARY') {
 129                         $seen_a_primary=TRUE;
 130                         $field_full = $db . '.' .$curr_field['Table'] . '.' . $curr_field['Column_name'];
 131                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 132                         $selectboxall[$field_full] =  $field_v;
 133                         // there could be more than one segment of the primary
 134                         // so do not break
 135
 136                     } else if (isset($curr_field['Non_unique']) && $curr_field['Non_unique'] == 0 && $seen_a_primary==FALSE) {
 137                         // if we can't find a primary key we take any unique one
 138                         // (in fact, we show all segments of unique keys
 139                         //  and all unique keys)
 140                         $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 141                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 142                         $selectboxall[$field_full] =  $field_v;
 143                     } // end if
 144                 } // end while over keys
 145             } // end if (mysql_num_rows)
 146
 147         // Mike Beck - 24.07.02: i've been asked to add all keys of the
 148         // current table (see bug report #574851)
 149         }
 150         else if ($curr_table[0] == $table) {
 151             $fi_query = 'SHOW KEYS FROM ' . PMA_backquote($curr_table[0]);
 152             $fi_rs    = PMA_mysql_query($fi_query) or PMA_mysqlDie('', $fi_query, '', $err_url_0);
 153             if ($fi_rs && mysql_num_rows($fi_rs) > 0) {
 154                 while ($curr_field = PMA_mysql_fetch_array($fi_rs)) {
 155                     $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 156                     $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 157                     if (isset($field_full) && isset($field_v)) {
 158                         $selectboxall[$field_full] =  $field_v;
 159                     }
 160                 } // end while
 161             } // end if (mysql_num_rows)
 162         }
 163     } // end while over tables
 164
 165     // Create array of relations (Mike Beck)
 166     $rel_dest = PMA_getForeigners($db, $table);
 167 } // end if
 168
 169 // Now find out the columns of our $table
 170 $col_query = 'SHOW COLUMNS FROM ' . PMA_backquote($table);
 171 $col_rs    = PMA_mysql_query($col_query) or PMA_mysqlDie('', $col_query, '', $err_url_0);
 172
 173 if ($col_rs && mysql_num_rows($col_rs) > 0) {
 174     while ($row = PMA_mysql_fetch_array($col_rs)) {
 175         $save_row[] = $row;
 176     }
 177     $saved_row_cnt  = count($save_row);
 178
 179     ?>
 180 <form method="post" action="tbl_relation.php3">
 181     <?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
 182     <input type="hidden" name="submit_rel" value="true" />
 183
 184     <table>
 185     <tr>
 186         <th colspan="2" align="center"><b><?php echo $strLinksTo; ?></b></th>
 187     </tr>
 188     <?php
 189     for ($i = 0; $i < $saved_row_cnt; $i++) {
 190         echo "\n";
 191         ?>
 192     <tr>
 193         <th><?php echo $save_row[$i]['Field']; ?></th>
 194         <td>
 195             <input type="hidden" name="src_field" value="<?php echo $save_row[$i]['Field']; ?>" />
 196             <select name="destination[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
 197         <?php
 198         echo "\n";
 199         reset($selectboxall);
 200         $myfield = $save_row[$i]['Field'];
 201         if (isset($existrel[$myfield])) {
 202             $foreign_field    = $existrel[$myfield]['foreign_db'] . '.'
 203                      . $existrel[$myfield]['foreign_table'] . '.'
 204                      . $existrel[$myfield]['foreign_field'];
 205         } else {
 206             $foreign_field    = FALSE;
 207         }
 208         $seen_key = FALSE;
 209         while (list($key, $value) = each($selectboxall)) {
 210             echo '                '
 211                  . '<option value="' . htmlspecialchars($key) . '"';
 212             if ($foreign_field && $key == $foreign_field) {
 213                 echo ' selected="selected"';
 214                 $seen_key = TRUE;
 215             }
 216             echo '>' . $value . '</option>'. "\n";
 217         } // end while
 218
 219         // if the link defined in relationtable points to a foreign field
 220         // that is not a key in the foreign table, we show the link
 221         // (will not be shown with an arrow)
 222         if ($foreign_field && !$seen_key) {
 223             echo '                '
 224                  . '<option value="' . htmlspecialchars($foreign_field) . '"';
 225             echo ' selected="selected"';
 226             echo '>' . $foreign_field . '</option>'. "\n";
 227         }
 228         ?>
 229             </select>
 230         </td>
 231     </tr>
 232         <?php
 233     } // end for
 234
 235     echo "\n";
 236     ?>
 237     <tr>
 238         <td colspan="2" align="center">
 239             <input type="submit" value="<?php echo $strGo; ?>" />
 240         </td>
 241     </tr>
 242     </table>
 243 </form>
 244
 245     <?php
 246     if ($cfgRelation['displaywork']) {
 247         // Get "display_filed" infos
 248         $disp = PMA_getDisplayField($db, $table);
 249
 250         echo "\n";
 251         ?>
 252 <form method="post" action="tbl_relation.php3">
 253     <?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
 254     <input type="hidden" name="submit_show" value="true" />
 255
 256     <p><?php echo $strChangeDisplay; ?></p>
 257     <select name="display_field" onchange="this.form.submit();">
 258         <?php
 259         echo "\n";
 260         mysql_data_seek($col_rs, 0);
 261         while ($row = @PMA_mysql_fetch_array($col_rs)) {
 262             echo '        <option value="' . htmlspecialchars($row['Field']) . '"';
 263             if (isset($disp) && $row['Field'] == $disp) {
 264                 echo ' selected="selected"';
 265             }
 266             echo '>' . htmlspecialchars($row['Field']) . '</option>'. "\n";
 267         } // end while
 268         ?>
 269     </select>
 270     <script type="text/javascript" language="javascript">
 271     <!--
 272     // Fake js to allow the use of the <noscript> tag
 273     //-->
 274     </script>
 275     <noscript>
 276         <input type="submit" value="<?php echo $strGo; ?>" />
 277     </noscript>
 278 </form>
 279         <?php
 280     } // end if (displayworks)
 281
 282     if ($cfgRelation['commwork']) {
 283
 284         echo "\n";
 285         ?>
 286 <form method="post" action="tbl_relation.php3">
 287     <?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
 288     <input type="hidden" name="submit_comm" value="true" />
 289
 290     <table>
 291     <tr>
 292         <th colspan="2" align="center"><b><?php echo $strComments; ?></b></th>
 293     </tr>
 294         <?php
 295         for ($i = 0; $i < $saved_row_cnt; $i++) {
 296             $field = $save_row[$i]['Field'];
 297             echo "\n";
 298             ?>
 299     <tr>
 300         <th><?php echo $field; ?></th>
 301         <td>
 302             <input type="text" name="comment[<?php echo $field; ?>]" value="<?php echo (isset($comments[$field]) ?  htmlspecialchars($comments[$field]) : ''); ?>" />
 303         </td>
 304     </tr>
 305             <?php
 306         } // end for
 307
 308         echo "\n";
 309         ?>
 310     <tr>
 311         <td colspan="2" align="center">
 312             <input type="submit" value="<?php echo $strGo; ?>" />
 313         </td>
 314     </tr>
 315     </table>
 316 </form>
 317         <?php
 318     } //    end if (comments work)
 319 } // end if (we have columns in this table)
 320
 321
 322 /**
 323  * Displays the footer
 324  */
 325 echo "\n";
 326 require('./footer.inc.php3');
 327 ?>