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 $cfgRelation = PMA_getRelationsParam();
  18
  19
  20 /**
  21  * A query has been submitted -> execute it, else display the headers
  22  */
  23 if (isset($_REQUEST['submit_sql']) && ! empty($sql_query)) {
  24     $goto      = 'db_sql.php';
  25     $message_to_show = htmlspecialchars(__('Your SQL query has been executed successfully'));
  26     require './sql.php';
  27     exit;
  28 } else {
  29     $sub_part  = '_qbe';
  30     require './libraries/db_common.inc.php';
  31     $url_query .= '&amp;goto=db_qbe.php';
  32     $url_params['goto'] = 'db_qbe.php';
  33     require './libraries/db_info.inc.php';
  34 }
  35
  36 if (isset($_REQUEST['submit_sql'])
  37  && ! preg_match('@^SELECT@i', $sql_query)) {
  38     PMA_Message::warning(__('You have to choose at least one column to display'))->display();
  39 }
  40
  41
  42 /**
  43  * Initialize some variables
  44  */
  45 $col_cnt = PMA_ifSetOr($_REQUEST['col_cnt'], 3, 'numeric');
  46 $add_col = PMA_ifSetOr($_REQUEST['add_col'], 0, 'numeric');
  47 $add_row = PMA_ifSetOr($_REQUEST['add_row'], 0, 'numeric');
  48
  49 $rows    = PMA_ifSetOr($_REQUEST['rows'],    0, 'numeric');
  50 $ins_col = PMA_ifSetOr($_REQUEST['ins_col'], null, 'array');
  51 $del_col = PMA_ifSetOr($_REQUEST['del_col'], null, 'array');
  52
  53 $prev_criteria = isset($_REQUEST['prev_criteria'])
  54     ? $_REQUEST['prev_criteria']
  55     : array();
  56 $criteria = isset($_REQUEST['criteria'])
  57     ? $_REQUEST['criteria']
  58     : array_fill(0, $col_cnt, '');
  59
  60 $ins_row = isset($_REQUEST['ins_row'])
  61     ? $_REQUEST['ins_row']
  62     : array_fill(0, $col_cnt, '');
  63 $del_row = isset($_REQUEST['del_row'])
  64     ? $_REQUEST['del_row']
  65     : array_fill(0, $col_cnt, '');
  66 $and_or_row = isset($_REQUEST['and_or_row'])
  67     ? $_REQUEST['and_or_row']
  68     : array_fill(0, $col_cnt, '');
  69 $and_or_col = isset($_REQUEST['and_or_col'])
  70     ? $_REQUEST['and_or_col']
  71     : array_fill(0, $col_cnt, '');
  72
  73 // minimum width
  74 $form_column_width = 12;
  75 $col = max($col_cnt + $add_col, 0);
  76 $row = max($rows + $add_row, 0);
  77
  78
  79 // The tables list sent by a previously submitted form
  80 if (PMA_isValid($_REQUEST['TableList'], 'array')) {
  81     foreach ($_REQUEST['TableList'] as $each_table) {
  82         $tbl_names[$each_table] = ' selected="selected"';
  83     }
  84 } // end if
  85
  86
  87 // this was a work in progress, deactivated for now
  88 //$columns = PMA_DBI_get_columns_full($GLOBALS['db']);
  89 //$tables  = PMA_DBI_get_columns_full($GLOBALS['db']);
  90
  91
  92 /**
  93  * Prepares the form
  94  */
  95 $tbl_result     = PMA_DBI_query('SHOW TABLES FROM ' . PMA_backquote($db) . ';', null, PMA_DBI_QUERY_STORE);
  96 $tbl_result_cnt = PMA_DBI_num_rows($tbl_result);
  97 if (0 == $tbl_result_cnt) {
  98     PMA_Message::error(__('No tables found in database.'))->display();
  99     require './libraries/footer.inc.php';
 100     exit;
 101 }
 102
 103 // The tables list gets from MySQL
 104 while (list($tbl) = PMA_DBI_fetch_row($tbl_result)) {
 105     $fld_results = PMA_DBI_get_fields($db, $tbl);
 106
 107     if (empty($tbl_names[$tbl]) && !empty($_REQUEST['TableList'])) {
 108         $tbl_names[$tbl] = '';
 109     } else {
 110         $tbl_names[$tbl] = ' selected="selected"';
 111     } //  end if
 112
 113     // The fields list per selected tables
 114     if ($tbl_names[$tbl] == ' selected="selected"') {
 115         $each_table = PMA_backquote($tbl);
 116         $fld[]  = $each_table . '.*';
 117         foreach ($fld_results as $each_field) {
 118             $each_field = $each_table . '.' . PMA_backquote($each_field['Field']);
 119             $fld[] = $each_field;
 120
 121             // increase the width if necessary
 122             $form_column_width = max(strlen($each_field), $form_column_width);
 123         } // end foreach
 124     } // end if
 125 } // end while
 126 PMA_DBI_free_result($tbl_result);
 127
 128 // largest width found
 129 $realwidth = $form_column_width . 'ex';
 130
 131
 132 /**
 133  * Displays the Query by example form
 134  */
 135
 136 /**
 137  * Enter description here...
 138  *
 139  * @param array     $columns
 140  * @param integer   $column_number
 141  * @param string    $selected
 142  */
 143 function showColumnSelectCell($columns, $column_number, $selected = '')
 144 {
 145     ?>
 146     <td align="center">
 147         <select name="Field[<?php echo $column_number; ?>]" size="1">
 148             <option value="">&nbsp;</option>
 149     <?php
 150     foreach ($columns as $column) {
 151         if ($column === $selected) {
 152             $sel = ' selected="selected"';
 153         } else {
 154             $sel = '';
 155         }
 156         echo '<option value="' . htmlspecialchars($column) . '"' . $sel . '>'
 157             . str_replace(' ', '&nbsp;', htmlspecialchars($column)) . '</option>' . "\n";
 158     }
 159     ?>
 160         </select>
 161     </td>
 162     <?php
 163 }
 164
 165 ?>
 166 <?php if (!empty($tab_designer['link'])) {
 167         $tab_designer['link'] = htmlentities($tab_designer['link']);
 168         $tab_designer['link'] = $tab_designer['link'] . PMA_generate_common_url($url_params);
 169         if (! empty($tab_designer['args'])) {
 170             foreach ($tab_designer['args'] as $param => $value) {
 171                 $tab_designer['link'] .= PMA_get_arg_separator('html') . urlencode($param) . '='
 172                     . urlencode($value);
 173             }
 174         }
 175     }
 176     if (! empty($tab['fragment'])) {
 177         $tab['link'] .= $tab['fragment'];
 178     }
 179 ?>
 180 <div id="visual_builder_anchor" class="notice hide">
 181         <span id="footnote_1">
 182 <?php echo __('Switch to'); ?>
 183         <form action="<?php echo $tab_designer['link'] ?>" method="post">
 184                 <input type="submit"  style="background-color:#FFD; border-width:0; color:#00F;
 185         font-size: 15px;cursor: pointer" name="query" onmouseover="this.style.color='#F00';"
 186             value="<?php echo __('visual builder'); ?>" onmouseout="this.style.color='#00F'"/></span>
 187         </form>
 188 </div>
 189 <form action="db_qbe.php" method="post">
 190 <fieldset>
 191 <table class="data" style="width: 100%;">
 192 <tr class="odd noclick">
 193     <th><?php echo __('Column'); ?>:</th>
 194 <?php
 195 $z = 0;
 196 for ($x = 0; $x < $col; $x++) {
 197     if (isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 198         showColumnSelectCell($fld, $z);
 199         $z++;
 200     }
 201
 202     if (! empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 203         continue;
 204     }
 205
 206     $selected = '';
 207     if (isset($Field[$x])) {
 208         $selected = $Field[$x];
 209         $curField[$z] = $Field[$x];
 210     }
 211     showColumnSelectCell($fld, $z, $selected);
 212     $z++;
 213 } // end for
 214 ?>
 215 </tr>
 216
 217 <!-- Sort row -->
 218 <tr class="even noclick">
 219     <th><?php echo __('Sort'); ?>:</th>
 220 <?php
 221 $z = 0;
 222 for ($x = 0; $x < $col; $x++) {
 223     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 224         ?>
 225     <td align="center">
 226         <select style="width: <?php echo $realwidth; ?>" name="Sort[<?php echo $z; ?>]" size="1">
 227             <option value="">&nbsp;</option>
 228             <option value="ASC"><?php echo __('Ascending'); ?></option>
 229             <option value="DESC"><?php echo __('Descending'); ?></option>
 230         </select>
 231     </td>
 232         <?php
 233         $z++;
 234     } // end if
 235     echo "\n";
 236
 237     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 238         continue;
 239     }
 240     ?>
 241     <td align="center">
 242         <select style="width: <?php echo $realwidth; ?>" name="Sort[<?php echo $z; ?>]" size="1">
 243             <option value="">&nbsp;</option>
 244     <?php
 245     echo "\n";
 246
 247     // If they have chosen all fields using the * selector,
 248     // then sorting is not available
 249     // Robbat2 - Fix for Bug #570698
 250     if (isset($Sort[$x]) && isset($Field[$x])
 251      && substr($Field[$x], -2) == '.*') {
 252         $Sort[$x] = '';
 253     } //end if
 254
 255     if (isset($Sort[$x]) && $Sort[$x] == 'ASC') {
 256         $curSort[$z] = $Sort[$x];
 257         $sel         = ' selected="selected"';
 258     } else {
 259         $sel         = '';
 260     } // end if
 261     echo '                ';
 262     echo '<option value="ASC"' . $sel . '>' . __('Ascending') . '</option>' . "\n";
 263     if (isset($Sort[$x]) && $Sort[$x] == 'DESC') {
 264         $curSort[$z] = $Sort[$x];
 265         $sel         = ' selected="selected"';
 266     } else {
 267         $sel         = '';
 268     } // end if
 269     echo '                ';
 270     echo '<option value="DESC"' . $sel . '>' . __('Descending') . '</option>' . "\n";
 271     ?>
 272         </select>
 273     </td>
 274     <?php
 275     $z++;
 276     echo "\n";
 277 } // end for
 278 ?>
 279 </tr>
 280
 281 <!-- Show row -->
 282 <tr class="odd noclick">
 283     <th><?php echo __('Show'); ?>:</th>
 284 <?php
 285 $z = 0;
 286 for ($x = 0; $x < $col; $x++) {
 287     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 288         ?>
 289     <td align="center">
 290         <input type="checkbox" name="Show[<?php echo $z; ?>]" />
 291     </td>
 292         <?php
 293         $z++;
 294     } // end if
 295     echo "\n";
 296
 297     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 298         continue;
 299     }
 300     if (isset($Show[$x])) {
 301         $checked     = ' checked="checked"';
 302         $curShow[$z] = $Show[$x];
 303     } else {
 304         $checked     =  '';
 305     }
 306     ?>
 307     <td align="center">
 308         <input type="checkbox" name="Show[<?php echo $z; ?>]"<?php echo $checked; ?> />
 309     </td>
 310     <?php
 311     $z++;
 312     echo "\n";
 313 } // end for
 314 ?>
 315 </tr>
 316
 317 <!-- Criteria row -->
 318 <tr class="even noclick">
 319     <th><?php echo __('Criteria'); ?>:</th>
 320 <?php
 321 $z = 0;
 322 for ($x = 0; $x < $col; $x++) {
 323     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 324         ?>
 325     <td align="center">
 326         <input type="text" name="criteria[<?php echo $z; ?>]" value="" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 327     </td>
 328         <?php
 329         $z++;
 330     } // end if
 331     echo "\n";
 332
 333     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 334         continue;
 335     }
 336     if (isset($criteria[$x])) {
 337         $tmp_criteria = $criteria[$x];
 338     }
 339     if ((empty($prev_criteria) || !isset($prev_criteria[$x]))
 340         || $prev_criteria[$x] != htmlspecialchars($tmp_criteria)) {
 341         $curCriteria[$z]   = $tmp_criteria;
 342     } else {
 343         $curCriteria[$z]   = $prev_criteria[$x];
 344     }
 345     ?>
 346     <td align="center">
 347         <input type="hidden" name="prev_criteria[<?php echo $z; ?>]" value="<?php echo htmlspecialchars($curCriteria[$z]); ?>" />
 348         <input type="text" name="criteria[<?php echo $z; ?>]" value="<?php echo htmlspecialchars($tmp_criteria); ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 349     </td>
 350     <?php
 351     $z++;
 352     echo "\n";
 353 } // end for
 354 ?>
 355 </tr>
 356
 357 <!-- And/Or columns and rows -->
 358 <?php
 359 $w = 0;
 360 $odd_row = true;
 361 for ($y = 0; $y <= $row; $y++) {
 362     if (isset($ins_row[$y]) && $ins_row[$y] == 'on') {
 363         $chk['or']  = ' checked="checked"';
 364         $chk['and'] = '';
 365         ?>
 366 <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?> noclick">
 367     <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 368         <!-- Row controls -->
 369         <table cellpadding="0" cellspacing="0" border="0">
 370         <tr>
 371             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 372                 <small><?php echo __('Ins'); ?>:</small>
 373                 <input type="checkbox" name="ins_row[<?php echo $w; ?>]" />
 374             </td>
 375             <td align="<?php echo $cell_align_right; ?>">
 376                 <strong><?php echo __('And'); ?>:</strong>
 377             </td>
 378             <td>
 379                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="and"<?php echo $chk['and']; ?> />
 380                 &nbsp;
 381             </td>
 382         </tr>
 383         <tr>
 384             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 385                 <small><?php echo __('Del'); ?>:</small>
 386                 <input type="checkbox" name="del_row[<?php echo $w; ?>]" />
 387             </td>
 388             <td align="<?php echo $cell_align_right; ?>">
 389                 <strong><?php echo __('Or'); ?>:</strong>
 390             </td>
 391             <td>
 392                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="or"<?php echo $chk['or']; ?> />
 393                 &nbsp;
 394             </td>
 395         </tr>
 396         </table>
 397     </td>
 398         <?php
 399         $z = 0;
 400         for ($x = 0; $x < $col; $x++) {
 401             if (isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 402                 echo "\n";
 403                 $or = 'Or' . $w . '[' . $z . ']';
 404                 ?>
 405     <td align="center">
 406         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 407     </td>
 408                 <?php
 409                 $z++;
 410             } // end if
 411             if (isset($del_col[$x]) && $del_col[$x] == 'on') {
 412                 continue;
 413             }
 414
 415             echo "\n";
 416             $or = 'Or' . $w . '[' . $z . ']';
 417             ?>
 418     <td align="center">
 419         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 420     </td>
 421             <?php
 422             $z++;
 423         } // end for
 424         $w++;
 425         echo "\n";
 426         ?>
 427 </tr>
 428         <?php
 429         $odd_row =! $odd_row;
 430     } // end if
 431
 432     if (isset($del_row[$y]) && $del_row[$y] == 'on') {
 433         continue;
 434     }
 435
 436     if (isset($and_or_row[$y])) {
 437         $curAndOrRow[$w] = $and_or_row[$y];
 438     }
 439     if (isset($and_or_row[$y]) && $and_or_row[$y] == 'and') {
 440         $chk['and'] =  ' checked="checked"';
 441         $chk['or']  =  '';
 442     } else {
 443         $chk['or']  =  ' checked="checked"';
 444         $chk['and'] =  '';
 445     }
 446     echo "\n";
 447     ?>
 448 <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?> noclick">
 449     <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 450         <!-- Row controls -->
 451         <table border="0" cellpadding="0" cellspacing="0">
 452         <tr>
 453             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 454                 <small><?php echo __('Ins'); ?>:</small>
 455                 <input type="checkbox" name="ins_row[<?php echo $w; ?>]" />
 456             </td>
 457             <td align="<?php echo $cell_align_right; ?>">
 458                 <strong><?php echo __('And'); ?>:</strong>
 459             </td>
 460             <td>
 461                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="and"<?php echo $chk['and']; ?> />
 462             </td>
 463         </tr>
 464         <tr>
 465             <td align="<?php echo $cell_align_right; ?>" nowrap="nowrap">
 466                 <small><?php echo __('Del'); ?>:</small>
 467                 <input type="checkbox" name="del_row[<?php echo $w; ?>]" />
 468             </td>
 469             <td align="<?php echo $cell_align_right; ?>">
 470                 <strong><?php echo __('Or'); ?>:</strong>
 471             </td>
 472             <td>
 473                 <input type="radio" name="and_or_row[<?php echo $w; ?>]" value="or"<?php echo $chk['or']; ?> />
 474             </td>
 475         </tr>
 476         </table>
 477     </td>
 478     <?php
 479     $z = 0;
 480     for ($x = 0; $x < $col; $x++) {
 481         if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 482             echo "\n";
 483             $or = 'Or' . $w . '[' . $z . ']';
 484             ?>
 485     <td align="center">
 486         <input type="text" name="Or<?php echo $or; ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 487     </td>
 488             <?php
 489             $z++;
 490         } // end if
 491         if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 492             continue;
 493         }
 494
 495         echo "\n";
 496         $or = 'Or' . $y;
 497         if (!isset(${$or})) {
 498             ${$or} = '';
 499         }
 500         if (!empty(${$or}) && isset(${$or}[$x])) {
 501             $tmp_or = ${$or}[$x];
 502         } else {
 503             $tmp_or     = '';
 504         }
 505         ?>
 506     <td align="center">
 507         <input type="text" name="Or<?php echo $w . '[' . $z . ']'; ?>" value="<?php echo htmlspecialchars($tmp_or); ?>" class="textfield" style="width: <?php echo $realwidth; ?>" size="20" />
 508     </td>
 509         <?php
 510         if (!empty(${$or}) && isset(${$or}[$x])) {
 511             ${'cur' . $or}[$z] = ${$or}[$x];
 512         }
 513         $z++;
 514     } // end for
 515     $w++;
 516     echo "\n";
 517     ?>
 518 </tr>
 519     <?php
 520     echo "\n";
 521     $odd_row =! $odd_row;
 522 } // end for
 523 ?>
 524 <!-- Modify columns -->
 525 <tr class="even noclick">
 526     <th><?php echo __('Modify'); ?>:</th>
 527 <?php
 528 $z = 0;
 529 for ($x = 0; $x < $col; $x++) {
 530     if (!empty($ins_col) && isset($ins_col[$x]) && $ins_col[$x] == 'on') {
 531         $curAndOrCol[$z] = $and_or_col[$y];
 532         if ($and_or_col[$z] == 'or') {
 533             $chk['or']  = ' checked="checked"';
 534             $chk['and'] = '';
 535         } else {
 536             $chk['and'] = ' checked="checked"';
 537             $chk['or']  = '';
 538         }
 539         ?>
 540     <td align="center">
 541         <strong><?php echo __('Or'); ?>:</strong>
 542         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="or"<?php echo $chk['or']; ?> />
 543         &nbsp;&nbsp;<strong><?php echo __('And'); ?>:</strong>
 544         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="and"<?php echo $chk['and']; ?> />
 545         <br />
 546         <?php echo __('Ins') . "\n"; ?>
 547         <input type="checkbox" name="ins_col[<?php echo $z; ?>]" />
 548         &nbsp;&nbsp;<?php echo __('Del') . "\n"; ?>
 549         <input type="checkbox" name="del_col[<?php echo $z; ?>]" />
 550     </td>
 551         <?php
 552         $z++;
 553     } // end if
 554     echo "\n";
 555
 556     if (!empty($del_col) && isset($del_col[$x]) && $del_col[$x] == 'on') {
 557         continue;
 558     }
 559
 560     if (isset($and_or_col[$y])) {
 561         $curAndOrCol[$z] = $and_or_col[$y];
 562     }
 563     if (isset($and_or_col[$z]) && $and_or_col[$z] == 'or') {
 564         $chk['or']  = ' checked="checked"';
 565         $chk['and'] = '';
 566     } else {
 567         $chk['and'] = ' checked="checked"';
 568         $chk['or']  = '';
 569     }
 570     ?>
 571     <td align="center">
 572         <strong><?php echo __('Or'); ?>:</strong>
 573         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="or"<?php echo $chk['or']; ?> />
 574         &nbsp;&nbsp;<strong><?php echo __('And'); ?>:</strong>
 575         <input type="radio" name="and_or_col[<?php echo $z; ?>]" value="and"<?php echo $chk['and']; ?> />
 576         <br />
 577         <?php echo __('Ins') . "\n"; ?>
 578         <input type="checkbox" name="ins_col[<?php echo $z; ?>]" />
 579         &nbsp;&nbsp;<?php echo __('Del') . "\n"; ?>
 580         <input type="checkbox" name="del_col[<?php echo $z; ?>]" />
 581     </td>
 582     <?php
 583     $z++;
 584     echo "\n";
 585 } // end for
 586 ?>
 587     </tr>
 588 </table>
 589
 590 <!-- Other controls -->
 591 <?php
 592 $w--;
 593 $url_params['db']       = $db;
 594 $url_params['col_cnt']  = $z;
 595 $url_params['rows']     = $w;
 596 echo PMA_generate_common_hidden_inputs($url_params);
 597 ?>
 598 </fieldset>
 599 <fieldset class="tblFooters">
 600 <table border="0" cellpadding="2" cellspacing="1">
 601 <tr>
 602     <td nowrap="nowrap">
 603         <?php echo __('Add/Delete criteria rows'); ?>:
 604         <select size="1" name="add_row">
 605             <option value="-3">-3</option>
 606             <option value="-2">-2</option>
 607             <option value="-1">-1</option>
 608             <option value="0" selected="selected">0</option>
 609             <option value="1">1</option>
 610             <option value="2">2</option>
 611             <option value="3">3</option>
 612         </select>
 613     </td>
 614     <td width="10">&nbsp;</td>
 615     <td nowrap="nowrap"><?php echo __('Add/Delete columns'); ?>:
 616         <select size="1" name="add_col">
 617             <option value="-3">-3</option>
 618             <option value="-2">-2</option>
 619             <option value="-1">-1</option>
 620             <option value="0" selected="selected">0</option>
 621             <option value="1">1</option>
 622             <option value="2">2</option>
 623             <option value="3">3</option>
 624         </select>
 625     </td>
 626     <td width="10">&nbsp;</td>
 627     <!-- Generates a query -->
 628     <td><input type="submit" name="modify" value="<?php echo __('Update Query'); ?>" /></td>
 629 </tr>
 630 </table>
 631 </fieldset>
 632
 633 <table>
 634 <tr><td>
 635         <fieldset>
 636             <legend><?php echo __('Use Tables'); ?></legend>
 637 <?php
 638 $options = '';
 639 $numTableListOptions = 0;
 640 foreach ($tbl_names as $key => $val) {
 641     $options .= '                        ';
 642     $options .= '<option value="' . htmlspecialchars($key) . '"' . $val . '>'
 643         . str_replace(' ', '&nbsp;', htmlspecialchars($key)) . '</option>' . "\n";
 644     $numTableListOptions++;
 645 }
 646 ?>
 647             <select name="TableList[]" multiple="multiple" id="listTable"
 648                 size="<?php echo ($numTableListOptions > 30) ? '15' : '7'; ?>">
 649                 <?php echo $options; ?>
 650             </select>
 651         </fieldset>
 652         <fieldset class="tblFooters">
 653             <input type="submit" name="modify" value="<?php echo __('Update Query'); ?>" />
 654         </fieldset>
 655     </td>
 656     <td width="20">&nbsp;</td>
 657     <td>
 658         <fieldset>
 659             <legend><?php echo sprintf(__('SQL query on database <b>%s</b>:'), PMA_getDbLink($db)); ?>
 660                 </legend>
 661             <textarea cols="80" name="sql_query" id="textSqlquery"
 662                 rows="<?php echo ($numTableListOptions > 30) ? '15' : '7'; ?>"
 663                 dir="<?php echo $text_dir; ?>">
 664 <?php
 665 // 1. SELECT
 666 $last_select = 0;
 667 if (!isset($qry_select)) {
 668     $qry_select         = '';
 669 }
 670 for ($x = 0; $x < $col; $x++) {
 671     if (!empty($curField[$x]) && isset($curShow[$x]) && $curShow[$x] == 'on') {
 672         if ($last_select) {
 673             $qry_select .=  ', ';
 674         }
 675         $qry_select     .= $curField[$x];
 676         $last_select    = 1;
 677     }
 678 } // end for
 679 if (!empty($qry_select)) {
 680     echo  'SELECT ' . htmlspecialchars($qry_select) . "\n";
 681 }
 682
 683 // 2. FROM
 684
 685 // Create LEFT JOINS out of Relations
 686 // Code originally by Mike Beck <mike.beck@ibmiller.de>
 687 // If we can use Relations we could make some left joins.
 688 // First find out if relations are available in this database.
 689
 690 // First we need the really needed Tables - those in TableList might still be
 691 // all Tables.
 692 if (isset($Field) && count($Field) > 0) {
 693     // Initialize some variables
 694     $tab_all    = array();
 695     $col_all    = array();
 696     $tab_wher   = array();
 697     $tab_know   = array();
 698     $tab_left   = array();
 699     $col_where  = array();
 700     $fromclause = '';
 701
 702     // We only start this if we have fields, otherwise it would be dumb
 703     foreach ($Field as $value) {
 704         $parts             = explode('.', $value);
 705         if (!empty($parts[0]) && !empty($parts[1])) {
 706             $tab_raw       = $parts[0];
 707             $tab           = str_replace('`', '', $tab_raw);
 708             $tab_all[$tab] = $tab;
 709
 710             $col_raw       = $parts[1];
 711             $col_all[]     = $tab . '.' . str_replace('`', '', $col_raw);
 712          }
 713     } // end while
 714
 715     // Check 'where' clauses
 716     if ($cfgRelation['relwork'] && count($tab_all) > 0) {
 717         // Now we need all tables that we have in the where clause
 718         $crit_cnt         = count($criteria);
 719         for ($x = 0; $x < $crit_cnt; $x++) {
 720             $curr_tab     = explode('.', $Field[$x]);
 721             if (!empty($curr_tab[0]) && !empty($curr_tab[1])) {
 722                 $tab_raw  = $curr_tab[0];
 723                 $tab      = str_replace('`', '', $tab_raw);
 724
 725                 $col_raw  = $curr_tab[1];
 726                 $col1     = str_replace('`', '', $col_raw);
 727                 $col1     = $tab . '.' . $col1;
 728                 // Now we know that our array has the same numbers as $criteria
 729                 // we can check which of our columns has a where clause
 730                 if (!empty($criteria[$x])) {
 731                     if (substr($criteria[$x], 0, 1) == '=' || stristr($criteria[$x], 'is')) {
 732                         $col_where[$col] = $col1;
 733                         $tab_wher[$tab]  = $tab;
 734                     }
 735                 } // end if
 736             } // end if
 737         } // end for
 738
 739         // Cleans temp vars w/o further use
 740         unset($tab_raw);
 741         unset($col_raw);
 742         unset($col1);
 743
 744         if (count($tab_wher) == 1) {
 745             // If there is exactly one column that has a decent where-clause
 746             // we will just use this
 747             $master = key($tab_wher);
 748         } else {
 749             // Now let's find out which of the tables has an index
 750             // (When the control user is the same as the normal user
 751             // because he is using one of his databases as pmadb,
 752             // the last db selected is not always the one where we need to work)
 753             PMA_DBI_select_db($db);
 754
 755             foreach ($tab_all as $tab) {
 756                 $ind_rs   = PMA_DBI_query('SHOW INDEX FROM ' . PMA_backquote($tab) . ';');
 757                 while ($ind = PMA_DBI_fetch_assoc($ind_rs)) {
 758                     $col1 = $tab . '.' . $ind['Column_name'];
 759                     if (isset($col_all[$col1])) {
 760                         if ($ind['non_unique'] == 0) {
 761                             if (isset($col_where[$col1])) {
 762                                 $col_unique[$col1] = 'Y';
 763                             } else {
 764                                 $col_unique[$col1] = 'N';
 765                             }
 766                         } else {
 767                             if (isset($col_where[$col1])) {
 768                                 $col_index[$col1] = 'Y';
 769                             } else {
 770                                 $col_index[$col1] = 'N';
 771                             }
 772                         }
 773                     }
 774                 } // end while (each col of tab)
 775             } // end while (each tab)
 776             // now we want to find the best.
 777             if (isset($col_unique) && count($col_unique) > 0) {
 778                 $col_cand = $col_unique;
 779                 $needsort = 1;
 780             } elseif (isset($col_index) && count($col_index) > 0) {
 781                 $col_cand = $col_index;
 782                 $needsort = 1;
 783             } elseif (isset($col_where) && count($col_where) > 0) {
 784                 $col_cand = $tab_wher;
 785                 $needsort = 0;
 786             } else {
 787                 $col_cand = $tab_all;
 788                 $needsort = 0;
 789             }
 790
 791             // If we came up with $col_unique (very good) or $col_index (still
 792             // good) as $col_cand we want to check if we have any 'Y' there
 793             // (that would mean that they were also found in the whereclauses
 794             // which would be great). if yes, we take only those
 795             if ($needsort == 1) {
 796                 foreach ($col_cand as $col => $is_where) {
 797                     $tab           = explode('.', $col);
 798                     $tab           = $tab[0];
 799                     if ($is_where == 'Y') {
 800                         $vg[$col]  = $tab;
 801                     } else {
 802                         $sg[$col]  = $tab;
 803                     }
 804                 }
 805                 if (isset($vg)) {
 806                     $col_cand      = $vg;
 807                     // Candidates restricted in index+where
 808                 } else {
 809                     $col_cand      = $sg;
 810                     // None of the candidates where in a where-clause
 811                 }
 812             }
 813
 814             // If our array of candidates has more than one member we'll just
 815             // find the smallest table.
 816             // Of course the actual query would be faster if we check for
 817             // the Criteria which gives the smallest result set in its table,
 818             // but it would take too much time to check this
 819             if (count($col_cand) > 1) {
 820                 // Of course we only want to check each table once
 821                 $checked_tables = $col_cand;
 822                 foreach ($col_cand as $tab) {
 823                     if ($checked_tables[$tab] != 1) {
 824                         $tsize[$tab] = PMA_Table::countRecords($db, $tab, false);
 825                         $checked_tables[$tab] = 1;
 826                     }
 827                     $csize[$tab] = $tsize[$tab];
 828                 }
 829                 asort($csize);
 830                 reset($csize);
 831                 $master = key($csize); // Smallest
 832             } else {
 833                 reset($col_cand);
 834                 $master = current($col_cand); // Only one single candidate
 835             }
 836         } // end if (exactly one where clause)
 837
 838         $tab_left = $tab_all;
 839         unset($tab_left[$master]);
 840         $tab_know[$master] = $master;
 841
 842         $run   = 0;
 843         $emerg = '';
 844         while (count($tab_left) > 0) {
 845             if ($run % 2 == 0) {
 846                 PMA_getRelatives('master');
 847             } else {
 848                 PMA_getRelatives('foreign');
 849             }
 850             $run++;
 851             if ($run > 5) {
 852
 853                 foreach ($tab_left as $tab) {
 854                     $emerg .= ', ' . PMA_backquote($tab);
 855                     unset($tab_left[$tab]);
 856                 }
 857             }
 858         } // end while
 859         $qry_from = PMA_backquote($master) . $emerg . $fromclause;
 860     } // end if ($cfgRelation['relwork'] && count($tab_all) > 0)
 861
 862 } // end count($Field) > 0
 863
 864 // In case relations are not defined, just generate the FROM clause
 865 // from the list of tables, however we don't generate any JOIN
 866
 867 if (empty($qry_from) && isset($tab_all)) {
 868     $qry_from = implode(', ', $tab_all);
 869 }
 870 // Now let's see what we got
 871 if (!empty($qry_from)) {
 872     echo 'FROM ' . htmlspecialchars($qry_from) . "\n";
 873 }
 874
 875 // 3. WHERE
 876 $qry_where          = '';
 877 $criteria_cnt       = 0;
 878 for ($x = 0; $x < $col; $x++) {
 879     if (!empty($curField[$x]) && !empty($curCriteria[$x]) && $x && isset($last_where) && isset($curAndOrCol)) {
 880         $qry_where  .= ' ' . strtoupper($curAndOrCol[$last_where]) . ' ';
 881     }
 882     if (!empty($curField[$x]) && !empty($curCriteria[$x])) {
 883         $qry_where  .= '(' . $curField[$x] . ' ' . $curCriteria[$x] . ')';
 884         $last_where = $x;
 885         $criteria_cnt++;
 886     }
 887 } // end for
 888 if ($criteria_cnt > 1) {
 889     $qry_where      = '(' . $qry_where . ')';
 890 }
 891 // OR rows ${'cur' . $or}[$x]
 892 if (!isset($curAndOrRow)) {
 893     $curAndOrRow          = array();
 894 }
 895 for ($y = 0; $y <= $row; $y++) {
 896     $criteria_cnt         = 0;
 897     $qry_orwhere          = '';
 898     $last_orwhere         = '';
 899     for ($x = 0; $x < $col; $x++) {
 900         if (!empty($curField[$x]) && !empty(${'curOr' . $y}[$x]) && $x) {
 901             $qry_orwhere  .= ' ' . strtoupper($curAndOrCol[$last_orwhere]) . ' ';
 902         }
 903         if (!empty($curField[$x]) && !empty(${'curOr' . $y}[$x])) {
 904             $qry_orwhere  .= '(' . $curField[$x]
 905                           .  ' '
 906                           .  ${'curOr' . $y}[$x]
 907                           .  ')';
 908             $last_orwhere = $x;
 909             $criteria_cnt++;
 910         }
 911     } // end for
 912     if ($criteria_cnt > 1) {
 913         $qry_orwhere      = '(' . $qry_orwhere . ')';
 914     }
 915     if (!empty($qry_orwhere)) {
 916         $qry_where .= "\n"
 917                    .  strtoupper(isset($curAndOrRow[$y]) ? $curAndOrRow[$y] . ' ' : '')
 918                    .  $qry_orwhere;
 919     } // end if
 920 } // end for
 921
 922 if (!empty($qry_where) && $qry_where != '()') {
 923     echo 'WHERE ' . htmlspecialchars($qry_where) . "\n";
 924 } // end if
 925
 926
 927 // 4. ORDER BY
 928 $last_orderby = 0;
 929 if (!isset($qry_orderby)) {
 930     $qry_orderby      = '';
 931 }
 932 for ($x = 0; $x < $col; $x++) {
 933     if ($last_orderby && $x && !empty($curField[$x]) && !empty($curSort[$x])) {
 934         $qry_orderby  .=  ', ';
 935     }
 936     if (!empty($curField[$x]) && !empty($curSort[$x])) {
 937         // if they have chosen all fields using the * selector,
 938         // then sorting is not available
 939         // Robbat2 - Fix for Bug #570698
 940         if (substr($curField[$x], -2) != '.*') {
 941             $qry_orderby  .=  $curField[$x] . ' ' . $curSort[$x];
 942             $last_orderby = 1;
 943         }
 944     }
 945 } // end for
 946 if (!empty($qry_orderby)) {
 947     echo 'ORDER BY ' . htmlspecialchars($qry_orderby) . "\n";
 948 }
 949 ?>
 950         </textarea>
 951         </fieldset>
 952         <fieldset class="tblFooters">
 953             <input type="submit" name="submit_sql" value="<?php echo __('Submit Query'); ?>" />
 954         </fieldset>
 955     </td>
 956 </tr>
 957 </table>
 958 </form>
 959 <?php
 960 /**
 961  * Displays the footer
 962  */
 963 require './libraries/footer.inc.php';
 964 ?>