db_qbe.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * query by example the whole database
   5  *
   6  * @package phpMyAdmin
   7  */
   8
   9 /**
  10  * requirements
  11  */
  12 require_once './libraries/common.inc.php';
  13 require_once './libraries/Table.class.php';
  14 require_once './libraries/relation.lib.php';
  15
  16
  17 /**
  18  * Gets the relation settings
  19  */
  20 $cfgRelation = PMA_getRelationsParam();
  21
  22
  23 /**
  24  * A query has been submitted -> execute it, else display the headers
  25  */
  26 if (isset($_REQUEST['submit_sql']) && ! empty($sql_query)) {
  27     $goto      = 'db_sql.php';
  28     $zero_rows = htmlspecialchars(__('Your SQL query has been executed successfully'));
  29     require './sql.php';
  30     exit;
  31 } else {
  32     $sub_part  = '_qbe';
  33     require './libraries/db_common.inc.php';
  34     $url_query .= '&amp;goto=db_qbe.php';
  35     $url_params['goto'] = 'db_qbe.php';
  36     require './libraries/db_info.inc.php';
  37 }
  38
  39 if (isset($_REQUEST['submit_sql'])
  40  && ! preg_match('@^SELECT@i', $sql_query)) {
  41     PMA_Message::warning(__('You have to choose at least one column to display'))->display();
  42 }
  43
  44
  45 /**
  46  * Initialize some variables
  47  */
  48 $col_cnt = PMA_ifSetOr($_REQUEST['col_cnt'], 3, 'numeric');
  49 $add_col = PMA_ifSetOr($_REQUEST['add_col'], 0, 'numeric');
  50 $add_row = PMA_ifSetOr($_REQUEST['add_row'], 0, 'numeric');
  51
  52 $rows    = PMA_ifSetOr($_REQUEST['rows'],    0, 'numeric');
  53 $ins_col = PMA_ifSetOr($_REQUEST['ins_col'], null, 'array');
  54 $del_col = PMA_ifSetOr($_REQUEST['del_col'], null, 'array');
  55
  56 $prev_criteria = isset($_REQUEST['prev_criteria'])
  57     ? $_REQUEST['prev_criteria']
  58     : array();
  59 $criteria = isset($_REQUEST['criteria'])
  60     ? $_REQUEST['criteria']
  61     : array_fill(0, $col_cnt, '');
  62
  63 $ins_row = isset($_REQUEST['ins_row'])
  64     ? $_REQUEST['ins_row']
  65     : array_fill(0, $col_cnt, '');
  66 $del_row = isset($_REQUEST['del_row'])
  67     ? $_REQUEST['del_row']
  68     : array_fill(0, $col_cnt, '');
  69 $and_or_row = isset($_REQUEST['and_or_row'])
  70     ? $_REQUEST['and_or_row']
  71     : array_fill(0, $col_cnt, '');
  72 $and_or_col = isset($_REQUEST['and_or_col'])
  73     ? $_REQUEST['and_or_col']
  74     : array_fill(0, $col_cnt, '');
  75
  76 // minimum width
  77 $form_column_width = 12;
  78 $col = max($col_cnt + $add_col, 0);
  79 $row = max($rows + $add_row, 0);
  80
  81
  82 // The tables list sent by a previously submitted form
  83 if (PMA_isValid($_REQUEST['TableList'], 'array')) {
  84     foreach ($_REQUEST['TableList'] as $each_table) {
  85         $tbl_names[$each_table] = ' selected="selected"';
  86     }
  87 } // end if
  88
  89
  90 // this was a work in progress, deactivated for now
  91 //$columns = PMA_DBI_get_columns_full($GLOBALS['db']);
  92 //$tables  = PMA_DBI_get_columns_full($GLOBALS['db']);
  93
  94
  95 /**
  96  * Prepares the form
  97  */
  98 $tbl_result     = PMA_DBI_query('SHOW TABLES FROM ' . PMA_backquote($db) . ';', null, PMA_DBI_QUERY_STORE);
  99 $tbl_result_cnt = PMA_DBI_num_rows($tbl_result);
 100 if (0 == $tbl_result_cnt) {
 101     PMA_Message::error(__('No tables found in database.'))->display();
 102     require_once './libraries/footer.inc.php';
 103     exit;
 104 }
 105
 106 // The tables list gets from MySQL
 107 while (list($tbl) = PMA_DBI_fetch_row($tbl_result)) {
 108     $fld_results = PMA_DBI_get_fields($db, $tbl);
 109
 110     if (empty($tbl_names[$tbl]) && !empty($_REQUEST['TableList'])) {
 111         $tbl_names[$tbl] = '';
 112     } else {
 113         $tbl_names[$tbl] = ' selected="selected"';
 114     } //  end if
 115
 116     // The fields list per selected tables
 117     if ($tbl_names[$tbl] == ' selected="selected"') {
 118         $each_table = PMA_backquote($tbl);
 119         $fld[]  = $each_table . '.*';
 120         foreach ($fld_results as $each_field) {
 121             $each_field = $each_table . '.' . PMA_backquote($each_field['Field']);
 122             $fld[] = $each_field;
 123
 124             // increase the width if necessary
 125             $form_column_width = max(strlen($each_field), $form_column_width);
 126         } // end foreach
 127     } // end if
 128 } // end while
 129 PMA_DBI_free_result($tbl_result);
 130
 131 // largest width found
 132 $realwidth = $form_column_width . 'ex';
 133
 134
 135 /**
 136  * Displays the Query by example form
 137  */
 138
 139 /**
 140  * Enter description here...
 141  *
 142  * @param array     $columns
 143  * @param integer   $column_number
 144  * @param string    $selected
 145  */
 146 function showColumnSelectCell($columns, $column_number, $selected = '')
 147 {
 148     ?>
 149     <td align="center">
 150         <select name="Field[<?php echo $column_number; ?>]" size="1">
 151             <option value="">&nbsp;</option>
 152     <?php
 153     foreach ($columns as $column) {
 154         if ($column === $selected) {
 155             $sel = ' selected="selected"';
 156         } else {
 157             $sel = '';
 158         }
 159         echo '<option value="' . htmlspecialchars($column) . '"' . $sel . '>'
 160             . str_replace(' ', '&nbsp;', htmlspecialchars($column)) . '</option>' . "\n";
 161     }
 162     ?>
 163         </select>
 164     </td>
 165     <?php
 166 }
 167
 168 ?>
 169 <form action="db_qbe.php" method="post">
 170 <fieldset>
 171 <table class="data" style="width: 100%;">
 172 <tr class="odd noclick">
 173     <th><?php echo __('Column'); ?>:</th>
 174 <?php
 175 $z = 0;
 176 for ($x = 0; $x < $col; $x++) {
 177     if (isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 178         showColumnSelectCell($fld, $z);
 179         $z++;
 180     }
 181
 182     if (! empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 183         continue;
 184     }
 185
 186     $selected = '';
 187     if (isset($Field[$x])) {
 188         $selected = $Field[$x];
 189         $curField[$z] = $Field[$x];
 190     }
 191     showColumnSelectCell($fld, $z, $selected);
 192     $z++;
 193 } // end for
 194 ?>
 195 </tr>
 196
 197 <!-- Sort row -->
 198 <tr class="even noclick">
 199     <th><?php echo __('Sort'); ?>:</th>
 200 <?php
 201 $z = 0;
 202 for ($x = 0; $x < $col; $x++) {
 203     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 204         ?>
 205     <td align="center">
 206         <select style="width: <?php echo $realwidth; ?>" name="Sort[<?php echo $z; ?>]" size="1">
 207             <option value="">&nbsp;</option>
 208             <option value="ASC"><?php echo __('Ascending'); ?></option>
 209             <option value="DESC"><?php echo __('Descending'); ?></option>
 210         </select>
 211     </td>
 212         <?php
 213         $z++;
 214     } // end if
 215     echo "\n";
 216
 217     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 218         continue;
 219     }
 220     ?>
 221     <td align="center">
 222         <select style="width: <?php echo $realwidth; ?>" name="Sort[<?php echo $z; ?>]" size="1">
 223             <option value="">&nbsp;</option>
 224     <?php
 225     echo "\n";
 226
 227     // If they have chosen all fields using the * selector,
 228     // then sorting is not available
 229     // Robbat2 - Fix for Bug #570698
 230     if (isset($Sort[$x]) && isset($Field[$x])
 231      && substr($Field[$x], -2) == '.*') {
 232         $Sort[$x] = '';
 233     } //end if
 234
 235     if (isset($Sort[$x]) && $Sort[$x] == 'ASC') {
 236         $curSort[$z] = $Sort[$x];
 237         $sel         = ' selected="selected"';
 238     } else {
 239         $sel         = '';
 240     } // end if
 241     echo '                ';
 242     echo '<option value="ASC"' . $sel . '>' . __('Ascending') . '</option>' . "\n";
 243     if (isset($Sort[$x]) && $Sort[$x] == 'DESC') {
 244         $curSort[$z] = $Sort[$x];
 245         $sel         = ' selected="selected"';
 246     } else {
 247         $sel         = '';
 248     } // end if
 249     echo '                ';
 250     echo '<option value="DESC"' . $sel . '>' . __('Descending') . '</option>' . "\n";
 251     ?>
 252         </select>
 253     </td>
 254     <?php
 255     $z++;
 256     echo "\n";
 257 } // end for
 258 ?>
 259 </tr>
 260
 261 <!-- Show row -->
 262 <tr class="odd noclick">
 263     <th><?php echo __('Show'); ?>:</th>
 264 <?php
 265 $z = 0;
 266 for ($x = 0; $x < $col; $x++) {
 267     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 268         ?>
 269     <td align="center">
 270         <input type="checkbox" name="Show[<?php echo $z; ?>]" />
 271     </td>
 272         <?php
 273         $z++;
 274     } // end if
 275     echo "\n";
 276
 277     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 278         continue;
 279     }
 280     if (isset($Show[$x])) {
 281         $checked     = ' checked="checked"';
 282         $curShow[$z] = $Show[$x];
 283     } else {
 284         $checked     =  '';
 285     }
 286     ?>
 287     <td align="center">
 288         <input type="checkbox" name="Show[<?php echo $z; ?>]"<?php echo $checked; ?> />
 289     </td>
 290     <?php
 291     $z++;
 292     echo "\n";
 293 } // end for
 294 ?>
 295 </tr>
 296
 297 <!-- Criteria row -->
 298 <tr class="even noclick">
 299     <th><?php echo __('Criteria'); ?>:</th>
 300 <?php
 301 $z = 0;
 302 for ($x = 0; $x < $col; $x++) {
 303     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 304         ?>
 305     <td align="center">
 306         <input type="text" name="criteria[<?php echo $z; ?>]" value="" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 307     </td>
 308         <?php
 309         $z++;
 310     } // end if
 311     echo "\n";
 312
 313     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 314         continue;
 315     }
 316     if (isset($criteria[$x])) {
 317         $tmp_criteria = $criteria[$x];
 318     }
 319     if ((empty($prev_criteria) || !isset($prev_criteria[$x]))
 320         || $prev_criteria[$x] != htmlspecialchars($tmp_criteria)) {
 321         $curCriteria[$z]   = $tmp_criteria;
 322     } else {
 323         $curCriteria[$z]   = $prev_criteria[$x];
 324     }
 325     ?>
 326     <td align="center">
 327         <input type="hidden" name="prev_criteria[<?php echo $z; ?>]" value="<?php echo htmlspecialchars($curCriteria[$z]); ?>" />
 328         <input type="text" name="criteria[<?php echo $z; ?>]" value="<?php echo htmlspecialchars($tmp_criteria); ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 329     </td>
 330     <?php
 331     $z++;
 332     echo "\n";
 333 } // end for
 334 ?>
 335 </tr>
 336
 337 <!-- And/Or columns and rows -->
 338 <?php
 339 $w = 0;
 340 $odd_row = true;
 341 for ($y = 0; $y <= $row; $y++) {
 342     if (isset($ins_row[$y]) && $ins_row[$y] == 'on') {
 343         $chk['or']  = ' checked="checked"';
 344         $chk['and'] = '';
 345         ?>
 346 <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?> noclick">
 347     <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 348         <!-- Row controls -->
 349         <table cellpadding="0" cellspacing="0" border="0">
 350         <tr>
 351             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 352                 <small><?php echo __('Ins'); ?>:</small>
 353                 <input type="checkbox" name="ins_row[<?php echo $w; ?>]" />
 354             </td>
 355             <td align="<?php echo $cell_align_right; ?>">
 356                 <strong><?php echo __('And'); ?>:</strong>
 357             </td>
 358             <td>
 359                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="and"<?php echo $chk['and']; ?> />
 360                 &nbsp;
 361             </td>
 362         </tr>
 363         <tr>
 364             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 365                 <small><?php echo __('Del'); ?>:</small>
 366                 <input type="checkbox" name="del_row[<?php echo $w; ?>]" />
 367             </td>
 368             <td align="<?php echo $cell_align_right; ?>">
 369                 <strong><?php echo __('Or'); ?>:</strong>
 370             </td>
 371             <td>
 372                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="or"<?php echo $chk['or']; ?> />
 373                 &nbsp;
 374             </td>
 375         </tr>
 376         </table>
 377     </td>
 378         <?php
 379         $z = 0;
 380         for ($x = 0; $x < $col; $x++) {
 381             if (isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 382                 echo "\n";
 383                 $or = 'Or' . $w . '[' . $z . ']';
 384                 ?>
 385     <td align="center">
 386         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 387     </td>
 388                 <?php
 389                 $z++;
 390             } // end if
 391             if (isset($del_col[$x]) && $del_col[$x] == 'on') {
 392                 continue;
 393             }
 394
 395             echo "\n";
 396             $or = 'Or' . $w . '[' . $z . ']';
 397             ?>
 398     <td align="center">
 399         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 400     </td>
 401             <?php
 402             $z++;
 403         } // end for
 404         $w++;
 405         echo "\n";
 406         ?>
 407 </tr>
 408         <?php
 409         $odd_row =! $odd_row;
 410     } // end if
 411
 412     if (isset($del_row[$y]) && $del_row[$y] == 'on') {
 413         continue;
 414     }
 415
 416     if (isset($and_or_row[$y])) {
 417         $curAndOrRow[$w] = $and_or_row[$y];
 418     }
 419     if (isset($and_or_row[$y]) && $and_or_row[$y] == 'and') {
 420         $chk['and'] =  ' checked="checked"';
 421         $chk['or']  =  '';
 422     } else {
 423         $chk['or']  =  ' checked="checked"';
 424         $chk['and'] =  '';
 425     }
 426     echo "\n";
 427     ?>
 428 <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?> noclick">
 429     <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 430         <!-- Row controls -->
 431         <table border="0" cellpadding="0" cellspacing="0">
 432         <tr>
 433             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 434                 <small><?php echo __('Ins'); ?>:</small>
 435                 <input type="checkbox" name="ins_row[<?php echo $w; ?>]" />
 436             </td>
 437             <td align="<?php echo $cell_align_right; ?>">
 438                 <strong><?php echo __('And'); ?>:</strong>
 439             </td>
 440             <td>
 441                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="and"<?php echo $chk['and']; ?> />
 442             </td>
 443         </tr>
 444         <tr>
 445             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 446                 <small><?php echo __('Del'); ?>:</small>
 447                 <input type="checkbox" name="del_row[<?php echo $w; ?>]" />
 448             </td>
 449             <td align="<?php echo $cell_align_right; ?>">
 450                 <strong><?php echo __('Or'); ?>:</strong>
 451             </td>
 452             <td>
 453                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="or"<?php echo $chk['or']; ?> />
 454             </td>
 455         </tr>
 456         </table>
 457     </td>
 458     <?php
 459     $z = 0;
 460     for ($x = 0; $x < $col; $x++) {
 461         if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 462             echo "\n";
 463             $or = 'Or' . $w . '[' . $z . ']';
 464             ?>
 465     <td align="center">
 466         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 467     </td>
 468             <?php
 469             $z++;
 470         } // end if
 471         if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 472             continue;
 473         }
 474
 475         echo "\n";
 476         $or = 'Or' . $y;
 477         if (!isset(${$or})) {
 478             ${$or} = '';
 479         }
 480         if (!empty(${$or}) && isset(${$or}[$x])) {
 481             $tmp_or = ${$or}[$x];
 482         } else {
 483             $tmp_or     = '';
 484         }
 485         ?>
 486     <td align="center">
 487         <input type="text" name="Or<?php echo $w . '[' . $z . ']'; ?>" value="<?php echo htmlspecialchars($tmp_or); ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 488     </td>
 489         <?php
 490         if (!empty(${$or}) && isset(${$or}[$x])) {
 491             ${'cur' . $or}[$z] = ${$or}[$x];
 492         }
 493         $z++;
 494     } // end for
 495     $w++;
 496     echo "\n";
 497     ?>
 498 </tr>
 499     <?php
 500     echo "\n";
 501     $odd_row =! $odd_row;
 502 } // end for
 503 ?>
 504 <!-- Modify columns -->
 505 <tr class="even noclick">
 506     <th><?php echo __('Modify'); ?>:</th>
 507 <?php
 508 $z = 0;
 509 for ($x = 0; $x < $col; $x++) {
 510     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 511         $curAndOrCol[$z] = $and_or_col[$y];
 512         if ($and_or_col[$z] == 'or') {
 513             $chk['or']  = ' checked="checked"';
 514             $chk['and'] = '';
 515         } else {
 516             $chk['and'] = ' checked="checked"';
 517             $chk['or']  = '';
 518         }
 519         ?>
 520     <td align="center">
 521         <strong><?php echo __('Or'); ?>:</strong>
 522         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="or"<?php echo $chk['or']; ?> />
 523         &nbsp;&nbsp;<strong><?php echo __('And'); ?>:</strong>
 524         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="and"<?php echo $chk['and']; ?> />
 525         <br />
 526         <?php echo __('Ins') . "\n"; ?>
 527         <input type="checkbox" name="ins_col[<?php echo $z; ?>]" />
 528         &nbsp;&nbsp;<?php echo __('Del') . "\n"; ?>
 529         <input type="checkbox" name="del_col[<?php echo $z; ?>]" />
 530     </td>
 531         <?php
 532         $z++;
 533     } // end if
 534     echo "\n";
 535
 536     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 537         continue;
 538     }
 539
 540     if (isset($and_or_col[$y])) {
 541         $curAndOrCol[$z] = $and_or_col[$y];
 542     }
 543     if (isset($and_or_col[$z]) && $and_or_col[$z] == 'or') {
 544         $chk['or']  = ' checked="checked"';
 545         $chk['and'] = '';
 546     } else {
 547         $chk['and'] = ' checked="checked"';
 548         $chk['or']  = '';
 549     }
 550     ?>
 551     <td align="center">
 552         <strong><?php echo __('Or'); ?>:</strong>
 553         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="or"<?php echo $chk['or']; ?> />
 554         &nbsp;&nbsp;<strong><?php echo __('And'); ?>:</strong>
 555         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="and"<?php echo $chk['and']; ?> />
 556         <br />
 557         <?php echo __('Ins') . "\n"; ?>
 558         <input type="checkbox" name="ins_col[<?php echo $z; ?>]" />
 559         &nbsp;&nbsp;<?php echo __('Del') . "\n"; ?>
 560         <input type="checkbox" name="del_col[<?php echo $z; ?>]" />
 561     </td>
 562     <?php
 563     $z++;
 564     echo "\n";
 565 } // end for
 566 ?>
 567     </tr>
 568 </table>
 569
 570 <!-- Other controls -->
 571 <?php
 572 $w--;
 573 $url_params['db']       = $db;
 574 $url_params['col_cnt']  = $z;
 575 $url_params['rows']     = $w;
 576 echo PMA_generate_common_hidden_inputs($url_params);
 577 ?>
 578 </fieldset>
 579 <fieldset class="tblFooters">
 580 <table border="0" cellpadding="2" cellspacing="1">
 581 <tr>
 582     <td nowrap="nowrap">
 583         <?php echo __('Add/Delete criteria rows'); ?>:
 584         <select size="1" name="add_row">
 585             <option value="-3">-3</option>
 586             <option value="-2">-2</option>
 587             <option value="-1">-1</option>
 588             <option value="0" selected="selected">0</option>
 589             <option value="1">1</option>
 590             <option value="2">2</option>
 591             <option value="3">3</option>
 592         </select>
 593     </td>
 594     <td width="10">&nbsp;</td>
 595     <td nowrap="nowrap"><?php echo __('Add/Delete columns'); ?>:
 596         <select size="1" name="add_col">
 597             <option value="-3">-3</option>
 598             <option value="-2">-2</option>
 599             <option value="-1">-1</option>
 600             <option value="0" selected="selected">0</option>
 601             <option value="1">1</option>
 602             <option value="2">2</option>
 603             <option value="3">3</option>
 604         </select>
 605     </td>
 606     <td width="10">&nbsp;</td>
 607     <!-- Generates a query -->
 608     <td><input type="submit" name="modify" value="<?php echo __('Update Query'); ?>" /></td>
 609 </tr>
 610 </table>
 611 </fieldset>
 612
 613 <table>
 614 <tr><td>
 615         <fieldset>
 616             <legend><?php echo __('Use Tables'); ?></legend>
 617 <?php
 618 $options = '';
 619 $numTableListOptions = 0;
 620 foreach ($tbl_names as $key => $val) {
 621     $options .= '                        ';
 622     $options .= '<option value="' . htmlspecialchars($key) . '"' . $val . '>'
 623         . str_replace(' ', '&nbsp;', htmlspecialchars($key)) . '</option>' . "\n";
 624     $numTableListOptions++;
 625 }
 626 ?>
 627             <select name="TableList[]" multiple="multiple" id="listTable"
 628                 size="<?php echo ($numTableListOptions > 30) ? '15' : '7'; ?>">
 629                 <?php echo $options; ?>
 630             </select>
 631         </fieldset>
 632         <fieldset class="tblFooters">
 633             <input type="submit" name="modify" value="<?php echo __('Update Query'); ?>" />
 634         </fieldset>
 635     </td>
 636     <td width="20">&nbsp;</td>
 637     <td>
 638         <fieldset>
 639             <legend><?php echo sprintf(__('SQL query on database <b>%s</b>:'), PMA_getDbLink($db)); ?>
 640                 </legend>
 641             <textarea cols="80" name="sql_query" id="textSqlquery"
 642                 rows="<?php echo ($numTableListOptions > 30) ? '15' : '7'; ?>"
 643                 dir="<?php echo $text_dir; ?>">
 644 <?php
 645 // 1. SELECT
 646 $last_select = 0;
 647 if (!isset($qry_select)) {
 648     $qry_select         = '';
 649 }
 650 for ($x = 0; $x < $col; $x++) {
 651     if (!empty($curField[$x]) && isset($curShow[$x]) && $curShow[$x] == 'on') {
 652         if ($last_select) {
 653             $qry_select .=  ', ';
 654         }
 655         $qry_select     .= $curField[$x];
 656         $last_select    = 1;
 657     }
 658 } // end for
 659 if (!empty($qry_select)) {
 660     echo  'SELECT ' . htmlspecialchars($qry_select) . "\n";
 661 }
 662
 663 // 2. FROM
 664
 665 // Create LEFT JOINS out of Relations
 666 // Code originally by Mike Beck <mike.beck@ibmiller.de>
 667 // If we can use Relations we could make some left joins.
 668 // First find out if relations are available in this database.
 669
 670 // First we need the really needed Tables - those in TableList might still be
 671 // all Tables.
 672 if (isset($Field) && count($Field) > 0) {
 673     // Initialize some variables
 674     $tab_all    = array();
 675     $col_all    = array();
 676     $tab_wher   = array();
 677     $tab_know   = array();
 678     $tab_left   = array();
 679     $col_where  = array();
 680     $fromclause = '';
 681
 682     // We only start this if we have fields, otherwise it would be dumb
 683     foreach ($Field as $value) {
 684         $parts             = explode('.', $value);
 685         if (!empty($parts[0]) && !empty($parts[1])) {
 686             $tab_raw       = $parts[0];
 687             $tab           = str_replace('`', '', $tab_raw);
 688             $tab_all[$tab] = $tab;
 689
 690             $col_raw       = $parts[1];
 691             $col_all[]     = $tab . '.' . str_replace('`', '', $col_raw);
 692          }
 693     } // end while
 694
 695     // Check 'where' clauses
 696     if ($cfgRelation['relwork'] && count($tab_all) > 0) {
 697         // Now we need all tables that we have in the where clause
 698         $crit_cnt         = count($criteria);
 699         for ($x = 0; $x < $crit_cnt; $x++) {
 700             $curr_tab     = explode('.', $Field[$x]);
 701             if (!empty($curr_tab[0]) && !empty($curr_tab[1])) {
 702                 $tab_raw  = $curr_tab[0];
 703                 $tab      = str_replace('`', '', $tab_raw);
 704
 705                 $col_raw  = $curr_tab[1];
 706                 $col1     = str_replace('`', '', $col_raw);
 707                 $col1     = $tab . '.' . $col1;
 708                 // Now we know that our array has the same numbers as $criteria
 709                 // we can check which of our columns has a where clause
 710                 if (!empty($criteria[$x])) {
 711                     if (substr($criteria[$x], 0, 1) == '=' || stristr($criteria[$x], 'is')) {
 712                         $col_where[$col] = $col1;
 713                         $tab_wher[$tab]  = $tab;
 714                     }
 715                 } // end if
 716             } // end if
 717         } // end for
 718
 719         // Cleans temp vars w/o further use
 720         unset($tab_raw);
 721         unset($col_raw);
 722         unset($col1);
 723
 724         if (count($tab_wher) == 1) {
 725             // If there is exactly one column that has a decent where-clause
 726             // we will just use this
 727             $master = key($tab_wher);
 728         } else {
 729             // Now let's find out which of the tables has an index
 730             // (When the control user is the same as the normal user
 731             // because he is using one of his databases as pmadb,
 732             // the last db selected is not always the one where we need to work)
 733             PMA_DBI_select_db($db);
 734
 735             foreach ($tab_all as $tab) {
 736                 $ind_rs   = PMA_DBI_query('SHOW INDEX FROM ' . PMA_backquote($tab) . ';');
 737                 while ($ind = PMA_DBI_fetch_assoc($ind_rs)) {
 738                     $col1 = $tab . '.' . $ind['Column_name'];
 739                     if (isset($col_all[$col1])) {
 740                         if ($ind['non_unique'] == 0) {
 741                             if (isset($col_where[$col1])) {
 742                                 $col_unique[$col1] = 'Y';
 743                             } else {
 744                                 $col_unique[$col1] = 'N';
 745                             }
 746                         } else {
 747                             if (isset($col_where[$col1])) {
 748                                 $col_index[$col1] = 'Y';
 749                             } else {
 750                                 $col_index[$col1] = 'N';
 751                             }
 752                         }
 753                     }
 754                 } // end while (each col of tab)
 755             } // end while (each tab)
 756             // now we want to find the best.
 757             if (isset($col_unique) && count($col_unique) > 0) {
 758                 $col_cand = $col_unique;
 759                 $needsort = 1;
 760             } elseif (isset($col_index) && count($col_index) > 0) {
 761                 $col_cand = $col_index;
 762                 $needsort = 1;
 763             } elseif (isset($col_where) && count($col_where) > 0) {
 764                 $col_cand = $tab_wher;
 765                 $needsort = 0;
 766             } else {
 767                 $col_cand = $tab_all;
 768                 $needsort = 0;
 769             }
 770
 771             // If we came up with $col_unique (very good) or $col_index (still
 772             // good) as $col_cand we want to check if we have any 'Y' there
 773             // (that would mean that they were also found in the whereclauses
 774             // which would be great). if yes, we take only those
 775             if ($needsort == 1) {
 776                 foreach ($col_cand as $col => $is_where) {
 777                     $tab           = explode('.', $col);
 778                     $tab           = $tab[0];
 779                     if ($is_where == 'Y') {
 780                         $vg[$col]  = $tab;
 781                     } else {
 782                         $sg[$col]  = $tab;
 783                     }
 784                 }
 785                 if (isset($vg)) {
 786                     $col_cand      = $vg;
 787                     // Candidates restricted in index+where
 788                 } else {
 789                     $col_cand      = $sg;
 790                     // None of the candidates where in a where-clause
 791                 }
 792             }
 793
 794             // If our array of candidates has more than one member we'll just
 795             // find the smallest table.
 796             // Of course the actual query would be faster if we check for
 797             // the Criteria which gives the smallest result set in its table,
 798             // but it would take too much time to check this
 799             if (count($col_cand) > 1) {
 800                 // Of course we only want to check each table once
 801                 $checked_tables = $col_cand;
 802                 foreach ($col_cand as $tab) {
 803                     if ($checked_tables[$tab] != 1) {
 804                         $tsize[$tab] = PMA_Table::countRecords($db, $tab, false);
 805                         $checked_tables[$tab] = 1;
 806                     }
 807                     $csize[$tab] = $tsize[$tab];
 808                 }
 809                 asort($csize);
 810                 reset($csize);
 811                 $master = key($csize); // Smallest
 812             } else {
 813                 reset($col_cand);
 814                 $master = current($col_cand); // Only one single candidate
 815             }
 816         } // end if (exactly one where clause)
 817
 818         $tab_left = $tab_all;
 819         unset($tab_left[$master]);
 820         $tab_know[$master] = $master;
 821
 822         $run   = 0;
 823         $emerg = '';
 824         while (count($tab_left) > 0) {
 825             if ($run % 2 == 0) {
 826                 PMA_getRelatives('master');
 827             } else {
 828                 PMA_getRelatives('foreign');
 829             }
 830             $run++;
 831             if ($run > 5) {
 832
 833                 foreach ($tab_left as $tab) {
 834                     $emerg .= ', ' . PMA_backquote($tab);
 835                     unset($tab_left[$tab]);
 836                 }
 837             }
 838         } // end while
 839         $qry_from = PMA_backquote($master) . $emerg . $fromclause;
 840     } // end if ($cfgRelation['relwork'] && count($tab_all) > 0)
 841
 842 } // end count($Field) > 0
 843
 844 // In case relations are not defined, just generate the FROM clause
 845 // from the list of tables, however we don't generate any JOIN
 846
 847 if (empty($qry_from) && isset($tab_all)) {
 848     $qry_from = implode(', ', $tab_all);
 849 }
 850 // Now let's see what we got
 851 if (!empty($qry_from)) {
 852     echo 'FROM ' . htmlspecialchars($qry_from) . "\n";
 853 }
 854
 855 // 3. WHERE
 856 $qry_where          = '';
 857 $criteria_cnt       = 0;
 858 for ($x = 0; $x < $col; $x++) {
 859     if (!empty($curField[$x]) && !empty($curCriteria[$x]) && $x && isset($last_where) && isset($curAndOrCol)) {
 860         $qry_where  .= ' ' . strtoupper($curAndOrCol[$last_where]) . ' ';
 861     }
 862     if (!empty($curField[$x]) && !empty($curCriteria[$x])) {
 863         $qry_where  .= '(' . $curField[$x] . ' ' . $curCriteria[$x] . ')';
 864         $last_where = $x;
 865         $criteria_cnt++;
 866     }
 867 } // end for
 868 if ($criteria_cnt > 1) {
 869     $qry_where      = '(' . $qry_where . ')';
 870 }
 871 // OR rows ${'cur' . $or}[$x]
 872 if (!isset($curAndOrRow)) {
 873     $curAndOrRow          = array();
 874 }
 875 for ($y = 0; $y <= $row; $y++) {
 876     $criteria_cnt         = 0;
 877     $qry_orwhere          = '';
 878     $last_orwhere         = '';
 879     for ($x = 0; $x < $col; $x++) {
 880         if (!empty($curField[$x]) && !empty(${'curOr' . $y}[$x]) && $x) {
 881             $qry_orwhere  .= ' ' . strtoupper($curAndOrCol[$last_orwhere]) . ' ';
 882         }
 883         if (!empty($curField[$x]) && !empty(${'curOr' . $y}[$x])) {
 884             $qry_orwhere  .= '(' . $curField[$x]
 885                           .  ' '
 886                           .  ${'curOr' . $y}[$x]
 887                           .  ')';
 888             $last_orwhere = $x;
 889             $criteria_cnt++;
 890         }
 891     } // end for
 892     if ($criteria_cnt > 1) {
 893         $qry_orwhere      = '(' . $qry_orwhere . ')';
 894     }
 895     if (!empty($qry_orwhere)) {
 896         $qry_where .= "\n"
 897                    .  strtoupper(isset($curAndOrRow[$y]) ? $curAndOrRow[$y] . ' ' : '')
 898                    .  $qry_orwhere;
 899     } // end if
 900 } // end for
 901
 902 if (!empty($qry_where) && $qry_where != '()') {
 903     echo 'WHERE ' . htmlspecialchars($qry_where) . "\n";
 904 } // end if
 905
 906
 907 // 4. ORDER BY
 908 $last_orderby = 0;
 909 if (!isset($qry_orderby)) {
 910     $qry_orderby      = '';
 911 }
 912 for ($x = 0; $x < $col; $x++) {
 913     if ($last_orderby && $x && !empty($curField[$x]) && !empty($curSort[$x])) {
 914         $qry_orderby  .=  ', ';
 915     }
 916     if (!empty($curField[$x]) && !empty($curSort[$x])) {
 917         // if they have chosen all fields using the * selector,
 918         // then sorting is not available
 919         // Robbat2 - Fix for Bug #570698
 920         if (substr($curField[$x], -2) != '.*') {
 921             $qry_orderby  .=  $curField[$x] . ' ' . $curSort[$x];
 922             $last_orderby = 1;
 923         }
 924     }
 925 } // end for
 926 if (!empty($qry_orderby)) {
 927     echo 'ORDER BY ' . htmlspecialchars($qry_orderby) . "\n";
 928 }
 929 ?>
 930         </textarea>
 931         </fieldset>
 932         <fieldset class="tblFooters">
 933             <input type="submit" name="submit_sql" value="<?php echo __('Submit Query'); ?>" />
 934         </fieldset>
 935     </td>
 936 </tr>
 937 </table>
 938 </form>
 939 <?php
 940 /**
 941  * Displays the footer
 942  */
 943 require_once './libraries/footer.inc.php';
 944 ?>