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
  14 /**
  15  * Gets the relation settings
  16  */
  17 $cfgRelation = PMA_getRelationsParam();
  18
  19
  20 /**
  21  * A query has been submitted -> (maybe) execute it
  22  */
  23 $message_to_display = false;
  24 if (isset($_REQUEST['submit_sql']) && ! empty($sql_query)) {
  25     if (! preg_match('@^SELECT@i', $sql_query)) {
  26         $message_to_display = true;
  27     } else {
  28         $goto      = 'db_sql.php';
  29         require './sql.php';
  30         exit;
  31     }
  32 }
  33
  34 $sub_part  = '_qbe';
  35 require './libraries/db_common.inc.php';
  36 $url_query .= '&amp;goto=db_qbe.php';
  37 $url_params['goto'] = 'db_qbe.php';
  38 require './libraries/db_info.inc.php';
  39
  40 if ($message_to_display) {
  41     PMA_Message::error(__('You have to choose at least one column to display'))->display();
  42 }
  43 unset($message_to_display);
  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 == $tbl_result_cnt) {
 101     PMA_Message::error(__('No tables found in database.'))->display();
 102     require './libraries/footer.inc.php';
 103     exit;
 104 }
 105
 106 // The tables list gets from MySQL
 107 while (list($tbl) = PMA_DBI_fetch_row($tbl_result)) {
 108     $fld_results = PMA_DBI_get_columns($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 <?php if (!empty($tab_designer['link'])) {
 170         $tab_designer['link'] = htmlentities($tab_designer['link']);
 171         $tab_designer['link'] = $tab_designer['link'] . PMA_generate_common_url($url_params);
 172         if (! empty($tab_designer['args'])) {
 173             foreach ($tab_designer['args'] as $param => $value) {
 174                 $tab_designer['link'] .= PMA_get_arg_separator('html') . urlencode($param) . '='
 175                     . urlencode($value);
 176             }
 177         }
 178     }
 179     if (! empty($tab['fragment'])) {
 180         $tab['link'] .= $tab['fragment'];
 181     }
 182     if (isset($tab_designer['link'])) {
 183 ?>
 184 <div id="visual_builder_anchor" class="notice hide">
 185     <span id="footnote_1">
 186 <?php printf(__('Switch to %svisual builder%s'), ' <a href="' . $tab_designer['link'] . PMA_get_arg_separator('html') . 'query=1">', '</a>'); ?>
 187     </span>
 188 </div>
 189 <?php
 190     }
 191 ?>
 192 <form action="db_qbe.php" method="post">
 193 <fieldset>
 194 <table class="data" style="width: 100%;">
 195 <tr class="odd noclick">
 196     <th><?php echo __('Column'); ?>:</th>
 197 <?php
 198 $z = 0;
 199 for ($x = 0; $x < $col; $x++) {
 200     if (isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 201         showColumnSelectCell($fld, $z);
 202         $z++;
 203     }
 204
 205     if (! empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 206         continue;
 207     }
 208
 209     $selected = '';
 210     if (isset($Field[$x])) {
 211         $selected = $Field[$x];
 212         $curField[$z] = $Field[$x];
 213     }
 214     showColumnSelectCell($fld, $z, $selected);
 215     $z++;
 216 } // end for
 217 ?>
 218 </tr>
 219
 220 <!-- Sort row -->
 221 <tr class="even noclick">
 222     <th><?php echo __('Sort'); ?>:</th>
 223 <?php
 224 $z = 0;
 225 for ($x = 0; $x < $col; $x++) {
 226     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 227         ?>
 228     <td align="center">
 229         <select style="width: <?php echo $realwidth; ?>" name="Sort[<?php echo $z; ?>]" size="1">
 230             <option value="">&nbsp;</option>
 231             <option value="ASC"><?php echo __('Ascending'); ?></option>
 232             <option value="DESC"><?php echo __('Descending'); ?></option>
 233         </select>
 234     </td>
 235         <?php
 236         $z++;
 237     } // end if
 238     echo "\n";
 239
 240     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 241         continue;
 242     }
 243     ?>
 244     <td align="center">
 245         <select style="width: <?php echo $realwidth; ?>" name="Sort[<?php echo $z; ?>]" size="1">
 246             <option value="">&nbsp;</option>
 247     <?php
 248     echo "\n";
 249
 250     // If they have chosen all fields using the * selector,
 251     // then sorting is not available
 252     // Fix for Bug #570698
 253     if (isset($Sort[$x]) && isset($Field[$x])
 254      && substr($Field[$x], -2) == '.*') {
 255         $Sort[$x] = '';
 256     } //end if
 257
 258     if (isset($Sort[$x]) && $Sort[$x] == 'ASC') {
 259         $curSort[$z] = $Sort[$x];
 260         $sel         = ' selected="selected"';
 261     } else {
 262         $sel         = '';
 263     } // end if
 264     echo '                ';
 265     echo '<option value="ASC"' . $sel . '>' . __('Ascending') . '</option>' . "\n";
 266     if (isset($Sort[$x]) && $Sort[$x] == 'DESC') {
 267         $curSort[$z] = $Sort[$x];
 268         $sel         = ' selected="selected"';
 269     } else {
 270         $sel         = '';
 271     } // end if
 272     echo '                ';
 273     echo '<option value="DESC"' . $sel . '>' . __('Descending') . '</option>' . "\n";
 274     ?>
 275         </select>
 276     </td>
 277     <?php
 278     $z++;
 279     echo "\n";
 280 } // end for
 281 ?>
 282 </tr>
 283
 284 <!-- Show row -->
 285 <tr class="odd noclick">
 286     <th><?php echo __('Show'); ?>:</th>
 287 <?php
 288 $z = 0;
 289 for ($x = 0; $x < $col; $x++) {
 290     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 291         ?>
 292     <td align="center">
 293         <input type="checkbox" name="Show[<?php echo $z; ?>]" />
 294     </td>
 295         <?php
 296         $z++;
 297     } // end if
 298     echo "\n";
 299
 300     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 301         continue;
 302     }
 303     if (isset($Show[$x])) {
 304         $checked     = ' checked="checked"';
 305         $curShow[$z] = $Show[$x];
 306     } else {
 307         $checked     =  '';
 308     }
 309     ?>
 310     <td align="center">
 311         <input type="checkbox" name="Show[<?php echo $z; ?>]"<?php echo $checked; ?> />
 312     </td>
 313     <?php
 314     $z++;
 315     echo "\n";
 316 } // end for
 317 ?>
 318 </tr>
 319
 320 <!-- Criteria row -->
 321 <tr class="even noclick">
 322     <th><?php echo __('Criteria'); ?>:</th>
 323 <?php
 324 $z = 0;
 325 for ($x = 0; $x < $col; $x++) {
 326     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 327         ?>
 328     <td align="center">
 329         <input type="text" name="criteria[<?php echo $z; ?>]" value="" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 330     </td>
 331         <?php
 332         $z++;
 333     } // end if
 334     echo "\n";
 335
 336     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 337         continue;
 338     }
 339     if (isset($criteria[$x])) {
 340         $tmp_criteria = $criteria[$x];
 341     }
 342     if ((empty($prev_criteria) || ! isset($prev_criteria[$x]))
 343         || $prev_criteria[$x] != htmlspecialchars($tmp_criteria)) {
 344         $curCriteria[$z]   = $tmp_criteria;
 345     } else {
 346         $curCriteria[$z]   = $prev_criteria[$x];
 347     }
 348     ?>
 349     <td align="center">
 350         <input type="hidden" name="prev_criteria[<?php echo $z; ?>]" value="<?php echo htmlspecialchars($curCriteria[$z]); ?>" />
 351         <input type="text" name="criteria[<?php echo $z; ?>]" value="<?php echo htmlspecialchars($tmp_criteria); ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 352     </td>
 353     <?php
 354     $z++;
 355     echo "\n";
 356 } // end for
 357 ?>
 358 </tr>
 359
 360 <!-- And/Or columns and rows -->
 361 <?php
 362 $w = 0;
 363 $odd_row = true;
 364 for ($y = 0; $y <= $row; $y++) {
 365     if (isset($ins_row[$y]) && $ins_row[$y] == 'on') {
 366         $chk['or']  = ' checked="checked"';
 367         $chk['and'] = '';
 368         ?>
 369 <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?> noclick">
 370     <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 371         <!-- Row controls -->
 372         <table cellpadding="0" cellspacing="0" border="0">
 373         <tr>
 374             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 375                 <small><?php echo __('Ins'); ?>:</small>
 376                 <input type="checkbox" name="ins_row[<?php echo $w; ?>]" />
 377             </td>
 378             <td align="<?php echo $cell_align_right; ?>">
 379                 <strong><?php echo __('And'); ?>:</strong>
 380             </td>
 381             <td>
 382                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="and"<?php echo $chk['and']; ?> />
 383                 &nbsp;
 384             </td>
 385         </tr>
 386         <tr>
 387             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 388                 <small><?php echo __('Del'); ?>:</small>
 389                 <input type="checkbox" name="del_row[<?php echo $w; ?>]" />
 390             </td>
 391             <td align="<?php echo $cell_align_right; ?>">
 392                 <strong><?php echo __('Or'); ?>:</strong>
 393             </td>
 394             <td>
 395                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="or"<?php echo $chk['or']; ?> />
 396                 &nbsp;
 397             </td>
 398         </tr>
 399         </table>
 400     </td>
 401         <?php
 402         $z = 0;
 403         for ($x = 0; $x < $col; $x++) {
 404             if (isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 405                 echo "\n";
 406                 $or = 'Or' . $w . '[' . $z . ']';
 407                 ?>
 408     <td align="center">
 409         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 410     </td>
 411                 <?php
 412                 $z++;
 413             } // end if
 414             if (isset($del_col[$x]) && $del_col[$x] == 'on') {
 415                 continue;
 416             }
 417
 418             echo "\n";
 419             $or = 'Or' . $w . '[' . $z . ']';
 420             ?>
 421     <td align="center">
 422         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 423     </td>
 424             <?php
 425             $z++;
 426         } // end for
 427         $w++;
 428         echo "\n";
 429         ?>
 430 </tr>
 431         <?php
 432         $odd_row =! $odd_row;
 433     } // end if
 434
 435     if (isset($del_row[$y]) && $del_row[$y] == 'on') {
 436         continue;
 437     }
 438
 439     if (isset($and_or_row[$y])) {
 440         $curAndOrRow[$w] = $and_or_row[$y];
 441     }
 442     if (isset($and_or_row[$y]) && $and_or_row[$y] == 'and') {
 443         $chk['and'] =  ' checked="checked"';
 444         $chk['or']  =  '';
 445     } else {
 446         $chk['or']  =  ' checked="checked"';
 447         $chk['and'] =  '';
 448     }
 449     echo "\n";
 450     ?>
 451 <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?> noclick">
 452     <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 453         <!-- Row controls -->
 454         <table border="0" cellpadding="0" cellspacing="0">
 455         <tr>
 456             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 457                 <small><?php echo __('Ins'); ?>:</small>
 458                 <input type="checkbox" name="ins_row[<?php echo $w; ?>]" />
 459             </td>
 460             <td align="<?php echo $cell_align_right; ?>">
 461                 <strong><?php echo __('And'); ?>:</strong>
 462             </td>
 463             <td>
 464                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="and"<?php echo $chk['and']; ?> />
 465             </td>
 466         </tr>
 467         <tr>
 468             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 469                 <small><?php echo __('Del'); ?>:</small>
 470                 <input type="checkbox" name="del_row[<?php echo $w; ?>]" />
 471             </td>
 472             <td align="<?php echo $cell_align_right; ?>">
 473                 <strong><?php echo __('Or'); ?>:</strong>
 474             </td>
 475             <td>
 476                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="or"<?php echo $chk['or']; ?> />
 477             </td>
 478         </tr>
 479         </table>
 480     </td>
 481     <?php
 482     $z = 0;
 483     for ($x = 0; $x < $col; $x++) {
 484         if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 485             echo "\n";
 486             $or = 'Or' . $w . '[' . $z . ']';
 487             ?>
 488     <td align="center">
 489         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 490     </td>
 491             <?php
 492             $z++;
 493         } // end if
 494         if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 495             continue;
 496         }
 497
 498         echo "\n";
 499         $or = 'Or' . $y;
 500         if (! isset(${$or})) {
 501             ${$or} = '';
 502         }
 503         if (!empty(${$or}) && isset(${$or}[$x])) {
 504             $tmp_or = ${$or}[$x];
 505         } else {
 506             $tmp_or     = '';
 507         }
 508         ?>
 509     <td align="center">
 510         <input type="text" name="Or<?php echo $w . '[' . $z . ']'; ?>" value="<?php echo htmlspecialchars($tmp_or); ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 511     </td>
 512         <?php
 513         if (!empty(${$or}) && isset(${$or}[$x])) {
 514             ${'cur' . $or}[$z] = ${$or}[$x];
 515         }
 516         $z++;
 517     } // end for
 518     $w++;
 519     echo "\n";
 520     ?>
 521 </tr>
 522     <?php
 523     echo "\n";
 524     $odd_row =! $odd_row;
 525 } // end for
 526 ?>
 527 <!-- Modify columns -->
 528 <tr class="even noclick">
 529     <th><?php echo __('Modify'); ?>:</th>
 530 <?php
 531 $z = 0;
 532 for ($x = 0; $x < $col; $x++) {
 533     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 534         $curAndOrCol[$z] = $and_or_col[$y];
 535         if ($and_or_col[$z] == 'or') {
 536             $chk['or']  = ' checked="checked"';
 537             $chk['and'] = '';
 538         } else {
 539             $chk['and'] = ' checked="checked"';
 540             $chk['or']  = '';
 541         }
 542         ?>
 543     <td align="center">
 544         <strong><?php echo __('Or'); ?>:</strong>
 545         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="or"<?php echo $chk['or']; ?> />
 546         &nbsp;&nbsp;<strong><?php echo __('And'); ?>:</strong>
 547         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="and"<?php echo $chk['and']; ?> />
 548         <br />
 549         <?php echo __('Ins') . "\n"; ?>
 550         <input type="checkbox" name="ins_col[<?php echo $z; ?>]" />
 551         &nbsp;&nbsp;<?php echo __('Del') . "\n"; ?>
 552         <input type="checkbox" name="del_col[<?php echo $z; ?>]" />
 553     </td>
 554         <?php
 555         $z++;
 556     } // end if
 557     echo "\n";
 558
 559     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 560         continue;
 561     }
 562
 563     if (isset($and_or_col[$y])) {
 564         $curAndOrCol[$z] = $and_or_col[$y];
 565     }
 566     if (isset($and_or_col[$z]) && $and_or_col[$z] == 'or') {
 567         $chk['or']  = ' checked="checked"';
 568         $chk['and'] = '';
 569     } else {
 570         $chk['and'] = ' checked="checked"';
 571         $chk['or']  = '';
 572     }
 573     ?>
 574     <td align="center">
 575         <strong><?php echo __('Or'); ?>:</strong>
 576         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="or"<?php echo $chk['or']; ?> />
 577         &nbsp;&nbsp;<strong><?php echo __('And'); ?>:</strong>
 578         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="and"<?php echo $chk['and']; ?> />
 579         <br />
 580         <?php echo __('Ins') . "\n"; ?>
 581         <input type="checkbox" name="ins_col[<?php echo $z; ?>]" />
 582         &nbsp;&nbsp;<?php echo __('Del') . "\n"; ?>
 583         <input type="checkbox" name="del_col[<?php echo $z; ?>]" />
 584     </td>
 585     <?php
 586     $z++;
 587     echo "\n";
 588 } // end for
 589 ?>
 590     </tr>
 591 </table>
 592
 593 <!-- Other controls -->
 594 <?php
 595 $w--;
 596 $url_params['db']       = $db;
 597 $url_params['col_cnt']  = $z;
 598 $url_params['rows']     = $w;
 599 echo PMA_generate_common_hidden_inputs($url_params);
 600 ?>
 601 </fieldset>
 602 <fieldset class="tblFooters">
 603 <table border="0" cellpadding="2" cellspacing="1">
 604 <tr>
 605     <td nowrap="nowrap">
 606         <?php echo __('Add/Delete criteria rows'); ?>:
 607         <select size="1" name="add_row">
 608             <option value="-3">-3</option>
 609             <option value="-2">-2</option>
 610             <option value="-1">-1</option>
 611             <option value="0" selected="selected">0</option>
 612             <option value="1">1</option>
 613             <option value="2">2</option>
 614             <option value="3">3</option>
 615         </select>
 616     </td>
 617     <td width="10">&nbsp;</td>
 618     <td nowrap="nowrap"><?php echo __('Add/Delete columns'); ?>:
 619         <select size="1" name="add_col">
 620             <option value="-3">-3</option>
 621             <option value="-2">-2</option>
 622             <option value="-1">-1</option>
 623             <option value="0" selected="selected">0</option>
 624             <option value="1">1</option>
 625             <option value="2">2</option>
 626             <option value="3">3</option>
 627         </select>
 628     </td>
 629     <td width="10">&nbsp;</td>
 630     <!-- Generates a query -->
 631     <td><input type="submit" name="modify" value="<?php echo __('Update Query'); ?>" /></td>
 632 </tr>
 633 </table>
 634 </fieldset>
 635
 636 <table>
 637 <tr><td>
 638         <fieldset>
 639             <legend><?php echo __('Use Tables'); ?></legend>
 640 <?php
 641 $options = '';
 642 $numTableListOptions = 0;
 643 foreach ($tbl_names as $key => $val) {
 644     $options .= '                        ';
 645     $options .= '<option value="' . htmlspecialchars($key) . '"' . $val . '>'
 646         . str_replace(' ', '&nbsp;', htmlspecialchars($key)) . '</option>' . "\n";
 647     $numTableListOptions++;
 648 }
 649 ?>
 650             <select name="TableList[]" multiple="multiple" id="listTable"
 651                 size="<?php echo ($numTableListOptions > 30) ? '15' : '7'; ?>">
 652                 <?php echo $options; ?>
 653             </select>
 654         </fieldset>
 655         <fieldset class="tblFooters">
 656             <input type="submit" name="modify" value="<?php echo __('Update Query'); ?>" />
 657         </fieldset>
 658     </td>
 659     <td width="20">&nbsp;</td>
 660     <td>
 661         <fieldset>
 662             <legend><?php echo sprintf(__('SQL query on database <b>%s</b>:'), PMA_getDbLink($db)); ?>
 663                 </legend>
 664             <textarea cols="80" name="sql_query" id="textSqlquery"
 665                 rows="<?php echo ($numTableListOptions > 30) ? '15' : '7'; ?>"
 666                 dir="<?php echo $text_dir; ?>">
 667 <?php
 668 // 1. SELECT
 669 $last_select = 0;
 670 if (! isset($qry_select)) {
 671     $qry_select         = '';
 672 }
 673 for ($x = 0; $x < $col; $x++) {
 674     if (!empty($curField[$x]) && isset($curShow[$x]) && $curShow[$x] == 'on') {
 675         if ($last_select) {
 676             $qry_select .=  ', ';
 677         }
 678         $qry_select     .= $curField[$x];
 679         $last_select    = 1;
 680     }
 681 } // end for
 682 if (!empty($qry_select)) {
 683     echo  'SELECT ' . htmlspecialchars($qry_select) . "\n";
 684 }
 685
 686 // 2. FROM
 687
 688 // Create LEFT JOINS out of Relations
 689 // If we can use Relations we could make some left joins.
 690 // First find out if relations are available in this database.
 691
 692 // First we need the really needed Tables - those in TableList might still be
 693 // all Tables.
 694 if (isset($Field) && count($Field) > 0) {
 695     // Initialize some variables
 696     $tab_all    = array();
 697     $col_all    = array();
 698     $tab_wher   = array();
 699     $tab_know   = array();
 700     $tab_left   = array();
 701     $col_where  = array();
 702     $fromclause = '';
 703
 704     // We only start this if we have fields, otherwise it would be dumb
 705     foreach ($Field as $value) {
 706         $parts             = explode('.', $value);
 707         if (!empty($parts[0]) && !empty($parts[1])) {
 708             $tab_raw       = $parts[0];
 709             $tab           = str_replace('`', '', $tab_raw);
 710             $tab_all[$tab] = $tab;
 711
 712             $col_raw       = $parts[1];
 713             $col_all[]     = $tab . '.' . str_replace('`', '', $col_raw);
 714          }
 715     } // end while
 716
 717     // Check 'where' clauses
 718     if ($cfgRelation['relwork'] && count($tab_all) > 0) {
 719         // Now we need all tables that we have in the where clause
 720         $crit_cnt         = count($criteria);
 721         for ($x = 0; $x < $crit_cnt; $x++) {
 722             $curr_tab     = explode('.', $Field[$x]);
 723             if (!empty($curr_tab[0]) && !empty($curr_tab[1])) {
 724                 $tab_raw  = $curr_tab[0];
 725                 $tab      = str_replace('`', '', $tab_raw);
 726
 727                 $col_raw  = $curr_tab[1];
 728                 $col1     = str_replace('`', '', $col_raw);
 729                 $col1     = $tab . '.' . $col1;
 730                 // Now we know that our array has the same numbers as $criteria
 731                 // we can check which of our columns has a where clause
 732                 if (!empty($criteria[$x])) {
 733                     if (substr($criteria[$x], 0, 1) == '=' || stristr($criteria[$x], 'is')) {
 734                         $col_where[$col] = $col1;
 735                         $tab_wher[$tab]  = $tab;
 736                     }
 737                 } // end if
 738             } // end if
 739         } // end for
 740
 741         // Cleans temp vars w/o further use
 742         unset($tab_raw);
 743         unset($col_raw);
 744         unset($col1);
 745
 746         if (count($tab_wher) == 1) {
 747             // If there is exactly one column that has a decent where-clause
 748             // we will just use this
 749             $master = key($tab_wher);
 750         } else {
 751             // Now let's find out which of the tables has an index
 752             // (When the control user is the same as the normal user
 753             // because he is using one of his databases as pmadb,
 754             // the last db selected is not always the one where we need to work)
 755             PMA_DBI_select_db($db);
 756
 757             foreach ($tab_all as $tab) {
 758                 $ind_rs   = PMA_DBI_query('SHOW INDEX FROM ' . PMA_backquote($tab) . ';');
 759                 while ($ind = PMA_DBI_fetch_assoc($ind_rs)) {
 760                     $col1 = $tab . '.' . $ind['Column_name'];
 761                     if (isset($col_all[$col1])) {
 762                         if ($ind['Non_unique'] == 0) {
 763                             if (isset($col_where[$col1])) {
 764                                 $col_unique[$col1] = 'Y';
 765                             } else {
 766                                 $col_unique[$col1] = 'N';
 767                             }
 768                         } else {
 769                             if (isset($col_where[$col1])) {
 770                                 $col_index[$col1] = 'Y';
 771                             } else {
 772                                 $col_index[$col1] = 'N';
 773                             }
 774                         }
 775                     }
 776                 } // end while (each col of tab)
 777             } // end while (each tab)
 778             // now we want to find the best.
 779             if (isset($col_unique) && count($col_unique) > 0) {
 780                 $col_cand = $col_unique;
 781                 $needsort = 1;
 782             } elseif (isset($col_index) && count($col_index) > 0) {
 783                 $col_cand = $col_index;
 784                 $needsort = 1;
 785             } elseif (isset($col_where) && count($col_where) > 0) {
 786                 $col_cand = $tab_wher;
 787                 $needsort = 0;
 788             } else {
 789                 $col_cand = $tab_all;
 790                 $needsort = 0;
 791             }
 792
 793             // If we came up with $col_unique (very good) or $col_index (still
 794             // good) as $col_cand we want to check if we have any 'Y' there
 795             // (that would mean that they were also found in the whereclauses
 796             // which would be great). if yes, we take only those
 797             if ($needsort == 1) {
 798                 foreach ($col_cand as $col => $is_where) {
 799                     $tab           = explode('.', $col);
 800                     $tab           = $tab[0];
 801                     if ($is_where == 'Y') {
 802                         $vg[$col]  = $tab;
 803                     } else {
 804                         $sg[$col]  = $tab;
 805                     }
 806                 }
 807                 if (isset($vg)) {
 808                     $col_cand      = $vg;
 809                     // Candidates restricted in index+where
 810                 } else {
 811                     $col_cand      = $sg;
 812                     // None of the candidates where in a where-clause
 813                 }
 814             }
 815
 816             // If our array of candidates has more than one member we'll just
 817             // find the smallest table.
 818             // Of course the actual query would be faster if we check for
 819             // the Criteria which gives the smallest result set in its table,
 820             // but it would take too much time to check this
 821             if (count($col_cand) > 1) {
 822                 // Of course we only want to check each table once
 823                 $checked_tables = $col_cand;
 824                 foreach ($col_cand as $tab) {
 825                     if ($checked_tables[$tab] != 1) {
 826                         $tsize[$tab] = PMA_Table::countRecords($db, $tab, false);
 827                         $checked_tables[$tab] = 1;
 828                     }
 829                     $csize[$tab] = $tsize[$tab];
 830                 }
 831                 asort($csize);
 832                 reset($csize);
 833                 $master = key($csize); // Smallest
 834             } else {
 835                 reset($col_cand);
 836                 $master = current($col_cand); // Only one single candidate
 837             }
 838         } // end if (exactly one where clause)
 839
 840         $tab_left = $tab_all;
 841         unset($tab_left[$master]);
 842         $tab_know[$master] = $master;
 843
 844         $run   = 0;
 845         $emerg = '';
 846         while (count($tab_left) > 0) {
 847             if ($run % 2 == 0) {
 848                 PMA_getRelatives('master');
 849             } else {
 850                 PMA_getRelatives('foreign');
 851             }
 852             $run++;
 853             if ($run > 5) {
 854
 855                 foreach ($tab_left as $tab) {
 856                     $emerg .= ', ' . PMA_backquote($tab);
 857                     unset($tab_left[$tab]);
 858                 }
 859             }
 860         } // end while
 861         $qry_from = PMA_backquote($master) . $emerg . $fromclause;
 862     } // end if ($cfgRelation['relwork'] && count($tab_all) > 0)
 863
 864 } // end count($Field) > 0
 865
 866 // In case relations are not defined, just generate the FROM clause
 867 // from the list of tables, however we don't generate any JOIN
 868
 869 if (empty($qry_from) && isset($tab_all)) {
 870     $qry_from = implode(', ', $tab_all);
 871 }
 872 // Now let's see what we got
 873 if (!empty($qry_from)) {
 874     echo 'FROM ' . htmlspecialchars($qry_from) . "\n";
 875 }
 876
 877 // 3. WHERE
 878 $qry_where          = '';
 879 $criteria_cnt       = 0;
 880 for ($x = 0; $x < $col; $x++) {
 881     if (!empty($curField[$x]) && !empty($curCriteria[$x]) && $x && isset($last_where) && isset($curAndOrCol)) {
 882         $qry_where  .= ' ' . strtoupper($curAndOrCol[$last_where]) . ' ';
 883     }
 884     if (!empty($curField[$x]) && !empty($curCriteria[$x])) {
 885         $qry_where  .= '(' . $curField[$x] . ' ' . $curCriteria[$x] . ')';
 886         $last_where = $x;
 887         $criteria_cnt++;
 888     }
 889 } // end for
 890 if ($criteria_cnt > 1) {
 891     $qry_where      = '(' . $qry_where . ')';
 892 }
 893 // OR rows ${'cur' . $or}[$x]
 894 if (! isset($curAndOrRow)) {
 895     $curAndOrRow          = array();
 896 }
 897 for ($y = 0; $y <= $row; $y++) {
 898     $criteria_cnt         = 0;
 899     $qry_orwhere          = '';
 900     $last_orwhere         = '';
 901     for ($x = 0; $x < $col; $x++) {
 902         if (!empty($curField[$x]) && !empty(${'curOr' . $y}[$x]) && $x) {
 903             $qry_orwhere  .= ' ' . strtoupper($curAndOrCol[$last_orwhere]) . ' ';
 904         }
 905         if (!empty($curField[$x]) && !empty(${'curOr' . $y}[$x])) {
 906             $qry_orwhere  .= '(' . $curField[$x]
 907                           .  ' '
 908                           .  ${'curOr' . $y}[$x]
 909                           .  ')';
 910             $last_orwhere = $x;
 911             $criteria_cnt++;
 912         }
 913     } // end for
 914     if ($criteria_cnt > 1) {
 915         $qry_orwhere      = '(' . $qry_orwhere . ')';
 916     }
 917     if (!empty($qry_orwhere)) {
 918         $qry_where .= "\n"
 919                    .  strtoupper(isset($curAndOrRow[$y]) ? $curAndOrRow[$y] . ' ' : '')
 920                    .  $qry_orwhere;
 921     } // end if
 922 } // end for
 923
 924 if (!empty($qry_where) && $qry_where != '()') {
 925     echo 'WHERE ' . htmlspecialchars($qry_where) . "\n";
 926 } // end if
 927
 928
 929 // 4. ORDER BY
 930 $last_orderby = 0;
 931 if (! isset($qry_orderby)) {
 932     $qry_orderby      = '';
 933 }
 934 for ($x = 0; $x < $col; $x++) {
 935     if ($last_orderby && $x && !empty($curField[$x]) && !empty($curSort[$x])) {
 936         $qry_orderby  .=  ', ';
 937     }
 938     if (!empty($curField[$x]) && !empty($curSort[$x])) {
 939         // if they have chosen all fields using the * selector,
 940         // then sorting is not available
 941         // Fix for Bug #570698
 942         if (substr($curField[$x], -2) != '.*') {
 943             $qry_orderby  .=  $curField[$x] . ' ' . $curSort[$x];
 944             $last_orderby = 1;
 945         }
 946     }
 947 } // end for
 948 if (!empty($qry_orderby)) {
 949     echo 'ORDER BY ' . htmlspecialchars($qry_orderby) . "\n";
 950 }
 951 ?>
 952         </textarea>
 953         </fieldset>
 954         <fieldset class="tblFooters">
 955             <input type="submit" name="submit_sql" value="<?php echo __('Submit Query'); ?>" />
 956         </fieldset>
 957     </td>
 958 </tr>
 959 </table>
 960 </form>
 961 <?php
 962 /**
 963  * Displays the footer
 964  */
 965 require './libraries/footer.inc.php';
 966 ?>