db_operations.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * handles miscellaneous db operations:
   5  *  - move/rename
   6  *  - copy
   7  *  - changing collation
   8  *  - changing comment
   9  *  - adding tables
  10  *  - viewing PDF schemas
  11  *
  12  * @version $Id$
  13  */
  14
  15 /**
  16  * requirements
  17  */
  18 require_once './libraries/common.inc.php';
  19 require_once './libraries/Table.class.php';
  20 require_once './libraries/mysql_charsets.lib.php';
  21
  22 /**
  23  * Rename/move or copy database
  24  */
  25 if (strlen($db) &&
  26     ((isset($db_rename) && $db_rename == 'true') ||
  27     (isset($db_copy) && $db_copy == 'true'))) {
  28
  29     if (isset($db_rename) && $db_rename == 'true') {
  30         $move = true;
  31     } else {
  32         $move = false;
  33     }
  34
  35     if (!isset($newname) || !strlen($newname)) {
  36         $message = $strDatabaseEmpty;
  37     } else {
  38         $sql_query = ''; // in case target db exists
  39         if ($move ||
  40            (isset($create_database_before_copying) && $create_database_before_copying)) {
  41             // lower_case_table_names=1 `DB` becomes `db`
  42             $lower_case_table_names = PMA_DBI_fetch_value('SHOW VARIABLES LIKE "lower_case_table_names"', 0, 1);
  43             if ($lower_case_table_names === '1') {
  44                 $newname = strtolower($newname);
  45             }
  46
  47             $local_query = 'CREATE DATABASE ' . PMA_backquote($newname);
  48             if (isset($db_collation)) {
  49                 $local_query .= ' DEFAULT' . PMA_generateCharsetQueryPart($db_collation);
  50             }
  51             $local_query .= ';';
  52             $sql_query = $local_query;
  53             PMA_DBI_query($local_query);
  54             // rebuild the database list because PMA_Table::moveCopy
  55             // checks in this list if the target db exists
  56             $GLOBALS['PMA_List_Database']->build();
  57         }
  58
  59         if (isset($GLOBALS['add_constraints'])) {
  60             $GLOBALS['sql_constraints_query_full_db'] = '';
  61         }
  62
  63         $tables_full = PMA_DBI_get_tables_full($db);
  64         $views = array();
  65         foreach ($tables_full as $each_table => $tmp) {
  66             // to be able to rename a db containing views, we
  67             // first collect in $views all the views we find and we
  68             // will handle them after the tables
  69             /**
  70              * @todo support a view of a view
  71              * @todo support triggers
  72              */
  73             if (PMA_Table::isView($db, $each_table)) {
  74                 $views[] = $each_table;
  75                 continue;
  76             }
  77
  78             $back = $sql_query;
  79             $sql_query = '';
  80
  81             // value of $what for this table only
  82             $this_what = $what;
  83
  84             if (!isset($tables_full[$each_table]['Engine'])) {
  85                 $tables_full[$each_table]['Engine'] = $tables_full[$each_table]['Type'];
  86             }
  87             // do not copy the data from a Merge table
  88             // note: on the calling FORM, 'data' means 'structure and data'
  89             if ($tables_full[$each_table]['Engine'] == 'MRG_MyISAM') {
  90                 if ($this_what == 'data') {
  91                     $this_what = 'structure';
  92                 }
  93                 if ($this_what == 'dataonly') {
  94                     $this_what = 'nocopy';
  95                 }
  96             }
  97
  98             if ($this_what != 'nocopy') {
  99                 PMA_Table::moveCopy($db, $each_table, $newname, $each_table,
 100                     isset($this_what) ? $this_what : 'data', $move, 'db_copy');
 101                 if (isset($GLOBALS['add_constraints'])) {
 102                     $GLOBALS['sql_constraints_query_full_db'] .= $GLOBALS['sql_constraints_query'];
 103                     unset($GLOBALS['sql_constraints_query']);
 104                 }
 105             }
 106
 107             $sql_query = $back . $sql_query;
 108         } // end (foreach)
 109         unset($each_table);
 110
 111         // handle the views
 112         foreach ($views as $view) {
 113             PMA_Table::moveCopy($db, $view, $newname, $view,
 114                 'structure', $move, 'db_copy');
 115         }
 116         unset($view, $views);
 117
 118         // now that all tables exist, create all the accumulated constraints
 119         if (isset($GLOBALS['add_constraints'])) {
 120             /**
 121              * @todo this works with mysqli but not with mysql, because
 122              * mysql extension does not accept more than one statement; maybe
 123              * interface with the sql import plugin that handles statement delimiter
 124              */
 125             PMA_DBI_query($GLOBALS['sql_constraints_query_full_db']);
 126
 127             // and prepare to display them
 128             $GLOBALS['sql_query'] .= "\n" . $GLOBALS['sql_constraints_query_full_db'];
 129             unset($GLOBALS['sql_constraints_query_full_db']);
 130         }
 131
 132         if (PMA_MYSQL_INT_VERSION >= 50000) {
 133             // here I don't use DELIMITER because it's not part of the
 134             // language; I have to send each statement one by one
 135
 136             // to avoid selecting alternatively the current and new db
 137             // we would need to modify the CREATE definitions to qualify
 138             // the db name
 139             $procedure_names = PMA_DBI_get_procedures_or_functions($db, 'PROCEDURE');
 140             if ($procedure_names) {
 141                 foreach($procedure_names as $procedure_name) {
 142                     PMA_DBI_select_db($db);
 143                     $tmp_query = PMA_DBI_get_procedure_or_function_def($db, 'PROCEDURE', $procedure_name);
 144                     // collect for later display
 145                     $GLOBALS['sql_query'] .= "\n" . $tmp_query;
 146                     PMA_DBI_select_db($newname);
 147                     PMA_DBI_query($tmp_query);
 148                 }
 149             }
 150
 151             $function_names = PMA_DBI_get_procedures_or_functions($db, 'FUNCTION');
 152             if ($function_names) {
 153                 foreach($function_names as $function_name) {
 154                     PMA_DBI_select_db($db);
 155                     $tmp_query = PMA_DBI_get_procedure_or_function_def($db, 'FUNCTION', $function_name);
 156                     // collect for later display
 157                     $GLOBALS['sql_query'] .= "\n" . $tmp_query;
 158                     PMA_DBI_select_db($newname);
 159                     PMA_DBI_query($tmp_query);
 160                 }
 161             }
 162         }
 163         // go back to current db, just in case
 164         PMA_DBI_select_db($db);
 165
 166         // Duplicate the bookmarks for this db (done once for each db)
 167         if ($db != $newname) {
 168             $get_fields = array('user', 'label', 'query');
 169             $where_fields = array('dbase' => $db);
 170             $new_fields = array('dbase' => $newname);
 171             PMA_Table::duplicateInfo('bookmarkwork', 'bookmark', $get_fields,
 172                 $where_fields, $new_fields);
 173         }
 174
 175         if ($move) {
 176             // cleanup pmadb stuff for this db
 177             require_once './libraries/relation_cleanup.lib.php';
 178             PMA_relationsCleanupDatabase($db);
 179
 180             // if someday the RENAME DATABASE reappears, do not DROP
 181             $local_query = 'DROP DATABASE ' . PMA_backquote($db) . ';';
 182             $sql_query .= "\n" . $local_query;
 183             PMA_DBI_query($local_query);
 184
 185             $message    = sprintf($strRenameDatabaseOK, htmlspecialchars($db),
 186                 htmlspecialchars($newname));
 187         } else {
 188             $message    = sprintf($strCopyDatabaseOK, htmlspecialchars($db),
 189                 htmlspecialchars($newname));
 190         }
 191         $reload     = true;
 192
 193         /* Change database to be used */
 194         if ($move) {
 195             $db         = $newname;
 196         } else {
 197             if (isset($switch_to_new) && $switch_to_new == 'true') {
 198                 PMA_setCookie('pma_switch_to_new', 'true');
 199                 $db         = $newname;
 200             } else {
 201                 PMA_setCookie('pma_switch_to_new', '');
 202             }
 203         }
 204     }
 205 }
 206 /**
 207  * Settings for relations stuff
 208  */
 209
 210 require_once './libraries/relation.lib.php';
 211 $cfgRelation = PMA_getRelationsParam();
 212
 213 /**
 214  * Check if comments were updated
 215  * (must be done before displaying the menu tabs)
 216  */
 217 if ($cfgRelation['commwork'] && isset($db_comment) && $db_comment == 'true') {
 218     PMA_SetComment($db, '', '(db_comment)', $comment);
 219 }
 220
 221 /**
 222  * Prepares the tables list if the user where not redirected to this script
 223  * because there is no table in the database ($is_info is true)
 224  */
 225 if (empty($is_info)) {
 226     require './libraries/db_common.inc.php';
 227     $url_query .= '&amp;goto=db_operations.php';
 228
 229     // Gets the database structure
 230     $sub_part = '_structure';
 231     require './libraries/db_info.inc.php';
 232     echo "\n";
 233 }
 234
 235 if (PMA_MYSQL_INT_VERSION >= 40101) {
 236     $db_collation = PMA_getDbCollation($db);
 237 }
 238 if (PMA_MYSQL_INT_VERSION < 50002
 239   || (PMA_MYSQL_INT_VERSION >= 50002 && $db != 'information_schema')) {
 240     $is_information_schema = false;
 241 } else {
 242     $is_information_schema = true;
 243 }
 244
 245 if (!$is_information_schema) {
 246
 247     require './libraries/display_create_table.lib.php';
 248
 249     if ($cfgRelation['commwork']) {
 250         /**
 251          * database comment
 252          */
 253         ?>
 254     <form method="post" action="db_operations.php">
 255     <?php echo PMA_generate_common_hidden_inputs($db); ?>
 256     <input type="hidden" name="db_comment" value="true" />
 257     <fieldset>
 258         <legend>
 259         <?php
 260         if ($cfg['PropertiesIconic']) {
 261             echo '<img class="icon" src="' . $pmaThemeImage . 'b_comment.png"'
 262                 .' alt="" border="0" width="16" height="16" hspace="2" align="middle" />';
 263         }
 264         echo $strDBComment;
 265         $comment = PMA_getComments($db);
 266         ?>
 267         </legend>
 268         <input type="text" name="comment" class="textfield" size="30"
 269             value="<?php
 270             echo (isset($comment) && is_array($comment)
 271                 ? htmlspecialchars(implode(' ', $comment))
 272                 : ''); ?>" />
 273         <input type="submit" value="<?php echo $strGo; ?>" />
 274     </fieldset>
 275     </form>
 276         <?php
 277     }
 278     /**
 279      * rename database
 280      */
 281     ?>
 282     <form method="post" action="db_operations.php"
 283         onsubmit="return emptyFormElements(this, 'newname')">
 284         <?php
 285     if (isset($db_collation)) {
 286         echo '<input type="hidden" name="db_collation" value="' . $db_collation
 287              .'" />' . "\n";
 288     }
 289          ?>
 290     <input type="hidden" name="what" value="data" />
 291     <input type="hidden" name="db_rename" value="true" />
 292     <?php echo PMA_generate_common_hidden_inputs($db); ?>
 293     <fieldset>
 294         <legend>
 295     <?php
 296     if ($cfg['PropertiesIconic']) {
 297         echo '<img class="icon" src="' . $pmaThemeImage . 'b_edit.png"'
 298             .' alt="" width="16" height="16" />';
 299     }
 300     echo $strDBRename . ':';
 301     ?>
 302         </legend>
 303         <input type="text" name="newname" size="30" class="textfield" value="" />
 304         <?php
 305     echo '(' . $strCommand . ': ';
 306     /**
 307      * @todo (see explanations above in a previous todo)
 308      */
 309     //if (PMA_MYSQL_INT_VERSION >= XYYZZ) {
 310     //    echo 'RENAME DATABASE';
 311     //} else {
 312         echo 'INSERT INTO ... SELECT';
 313     //}
 314     echo ')'; ?>
 315         <input type="submit" value="<?php echo $strGo; ?>" onclick="return confirmLink(this, 'CREATE DATABASE ... <?php echo $strAndThen; ?> DROP DATABASE <?php echo PMA_jsFormat($db); ?>')" />
 316     </fieldset>
 317     </form>
 318
 319     <?php
 320     /**
 321      * Copy database
 322      */
 323     ?>
 324     <form method="post" action="db_operations.php"
 325         onsubmit="return emptyFormElements(this, 'newname')">
 326     <?php
 327     if (isset($db_collation)) {
 328         echo '<input type="hidden" name="db_collation" value="' . $db_collation
 329             .'" />' . "\n";
 330     }
 331     echo '<input type="hidden" name="db_copy" value="true" />' . "\n";
 332     echo PMA_generate_common_hidden_inputs($db);
 333     ?>
 334     <fieldset>
 335         <legend>
 336     <?php
 337     if ($cfg['PropertiesIconic']) {
 338         echo '<img class="icon" src="' . $pmaThemeImage . 'b_edit.png"'
 339             .' alt="" width="16" height="16" />';
 340     }
 341     echo $strDBCopy . ':';
 342     if (PMA_MYSQL_INT_VERSION >= 50000) {
 343         $drop_clause = 'DROP TABLE / DROP VIEW';
 344     } else {
 345         $drop_clause = 'DROP TABLE';
 346     }
 347     ?>
 348         </legend>
 349         <input type="text" name="newname" size="30" class="textfield" value="" /><br />
 350         <input type="radio" name="what" value="structure"
 351             id="radio_copy_structure" style="vertical-align: middle" />
 352         <label for="radio_copy_structure"><?php echo $strStrucOnly; ?></label><br />
 353         <input type="radio" name="what" value="data" id="radio_copy_data"
 354             checked="checked" style="vertical-align: middle" />
 355         <label for="radio_copy_data"><?php echo $strStrucData; ?></label><br />
 356         <input type="radio" name="what" value="dataonly"
 357             id="radio_copy_dataonly" style="vertical-align: middle" />
 358         <label for="radio_copy_dataonly"><?php echo $strDataOnly; ?></label><br />
 359
 360         <input type="checkbox" name="create_database_before_copying" value="1"
 361             id="checkbox_create_database_before_copying"
 362             style="vertical-align: middle" checked="checked" />
 363         <label for="checkbox_create_database_before_copying">
 364             <?php echo $strCreateDatabaseBeforeCopying; ?></label><br />
 365         <input type="checkbox" name="drop_if_exists" value="true"
 366             id="checkbox_drop" style="vertical-align: middle" />
 367         <label for="checkbox_drop"><?php echo sprintf($strAddClause, $drop_clause); ?></label><br />
 368         <input type="checkbox" name="sql_auto_increment" value="1"
 369             id="checkbox_auto_increment" style="vertical-align: middle" />
 370         <label for="checkbox_auto_increment">
 371             <?php echo $strAddAutoIncrement; ?></label><br />
 372         <input type="checkbox" name="add_constraints" value="1"
 373             id="checkbox_constraints" style="vertical-align: middle" />
 374         <label for="checkbox_constraints">
 375             <?php echo $strAddConstraints; ?></label><br />
 376     <?php
 377     unset($drop_clause);
 378
 379     if (isset($_COOKIE) && isset($_COOKIE['pma_switch_to_new'])
 380       && $_COOKIE['pma_switch_to_new'] == 'true') {
 381         $pma_switch_to_new = 'true';
 382     }
 383     ?>
 384         <input type="checkbox" name="switch_to_new" value="true"
 385             id="checkbox_switch"
 386             <?php echo ((isset($pma_switch_to_new) && $pma_switch_to_new == 'true') ? ' checked="checked"' : ''); ?>
 387             style="vertical-align: middle" />
 388         <label for="checkbox_switch"><?php echo $strSwitchToDatabase; ?></label>
 389     </fieldset>
 390     <fieldset class="tblFooters">
 391         <input type="submit" name="submit_copy" value="<?php echo $strGo; ?>" />
 392     </fieldset>
 393     </form>
 394
 395     <?php
 396     /**
 397      * Change database charset
 398      */
 399     if (PMA_MYSQL_INT_VERSION >= 40101) {
 400     // MySQL supports setting default charsets / collations for databases since
 401     // version 4.1.1.
 402         echo '<form method="post" action="./db_operations.php">' . "\n"
 403            . PMA_generate_common_hidden_inputs($db, $table)
 404            . '<fieldset>' . "\n"
 405            . '    <legend>';
 406         if ($cfg['PropertiesIconic']) {
 407             echo '<img class="icon" src="' . $pmaThemeImage . 's_asci.png"'
 408                 .' alt="" width="16" height="16" />';
 409         }
 410         echo '    <label for="select_db_collation">' . $strCollation . ':</label>' . "\n"
 411            . '    </legend>' . "\n"
 412            . PMA_generateCharsetDropdownBox(PMA_CSDROPDOWN_COLLATION,
 413                 'db_collation', 'select_db_collation', $db_collation, false, 3)
 414            . '    <input type="submit" name="submitcollation"'
 415            . ' value="' . $strGo . '" style="vertical-align: middle" />' . "\n"
 416            . '</fieldset>' . "\n"
 417            . '</form>' . "\n";
 418     }
 419
 420     if ($num_tables > 0
 421       && !$cfgRelation['allworks'] && $cfg['PmaNoRelation_DisableWarning'] == false) {
 422         /* Show error if user has configured something, notice elsewhere */
 423         if (!empty($cfg['Servers'][$server]['pmadb'])) {
 424             echo '<div class="error"><h1>' . $strError . '</h1>';
 425         } else {
 426             echo '<div class="notice">';
 427         }
 428         printf($strRelationNotWorking, '<a href="' . $cfg['PmaAbsoluteUri'] . 'chk_rel.php?' . $url_query . '">', '</a>');
 429         echo '</div>';
 430     } // end if
 431 } // end if (!$is_information_schema)
 432
 433
 434 // not sure about displaying the PDF dialog in case db is information_schema
 435 if ($cfgRelation['pdfwork'] && $num_tables > 0) { ?>
 436     <!-- Work on PDF Pages -->
 437
 438     <?php
 439     // We only show this if we find something in the new pdf_pages table
 440
 441     $test_query = '
 442          SELECT *
 443            FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['pdf_pages']) . '
 444           WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\'';
 445     $test_rs    = PMA_query_as_cu($test_query, null, PMA_DBI_QUERY_STORE);
 446
 447     if ($test_rs && PMA_DBI_num_rows($test_rs) > 0) { ?>
 448     <!-- PDF schema -->
 449     <form method="post" action="pdf_schema.php">
 450     <fieldset>
 451         <legend>
 452         <?php
 453         echo PMA_generate_common_hidden_inputs($db);
 454         if ($cfg['PropertiesIconic']) {
 455             echo '<img class="icon" src="' . $pmaThemeImage . 'b_view.png"'
 456                 .' alt="" width="16" height="16" />';
 457         }
 458         echo $strDisplayPDF;
 459         ?>:
 460         </legend>
 461         <label for="pdf_page_number_opt"><?php echo $strPageNumber; ?></label>
 462         <select name="pdf_page_number" id="pdf_page_number_opt">
 463         <?php
 464         while ($pages = @PMA_DBI_fetch_assoc($test_rs)) {
 465             echo '                <option value="' . $pages['page_nr'] . '">'
 466                 . $pages['page_nr'] . ': ' . htmlspecialchars($pages['page_descr']) . '</option>' . "\n";
 467         } // end while
 468         PMA_DBI_free_result($test_rs);
 469         unset($test_rs);
 470         ?>
 471         </select><br />
 472
 473         <input type="checkbox" name="show_grid" id="show_grid_opt" />
 474         <label for="show_grid_opt"><?php echo $strShowGrid; ?></label><br />
 475         <input type="checkbox" name="show_color" id="show_color_opt"
 476             checked="checked" />
 477         <label for="show_color_opt"><?php echo $strShowColor; ?></label><br />
 478         <input type="checkbox" name="show_table_dimension" id="show_table_dim_opt" />
 479         <label for="show_table_dim_opt"><?php echo $strShowTableDimension; ?>
 480             </label><br />
 481         <input type="checkbox" name="all_tab_same_wide" id="all_tab_same_wide" />
 482         <label for="all_tab_same_wide"><?php echo $strAllTableSameWidth; ?>
 483             </label><br />
 484         <input type="checkbox" name="with_doc" id="with_doc" checked="checked" />
 485         <label for="with_doc"><?php echo $strDataDict; ?></label><br />
 486
 487         <label for="orientation_opt"><?php echo $strShowDatadictAs; ?></label>
 488         <select name="orientation" id="orientation_opt">
 489             <option value="L"><?php echo $strLandscape;?></option>
 490             <option value="P"><?php echo $strPortrait;?></option>
 491         </select><br />
 492
 493         <label for="paper_opt"><?php echo $strPaperSize; ?></label>
 494         <select name="paper" id="paper_opt">
 495         <?php
 496             foreach ($cfg['PDFPageSizes'] AS $key => $val) {
 497                 echo '<option value="' . $val . '"';
 498                 if ($val == $cfg['PDFDefaultPageSize']) {
 499                     echo ' selected="selected"';
 500                 }
 501                 echo ' >' . $val . '</option>' . "\n";
 502             }
 503         ?>
 504         </select>
 505     </fieldset>
 506     <fieldset class="tblFooters">
 507         <input type="submit" value="<?php echo $strGo; ?>" />
 508     </fieldset>
 509     </form>
 510         <?php
 511     }   // end if
 512     echo '<br /><a href="pdf_pages.php?' . $url_query . '">';
 513     if ($cfg['PropertiesIconic']) {
 514         echo '<img class="icon" src="' . $pmaThemeImage . 'b_edit.png"'
 515             .' alt="" width="16" height="16" />';
 516     }
 517     echo $strEditPDFPages . '</a>';
 518 } // end if
 519
 520 /**
 521  * Displays the footer
 522  */
 523 require_once './libraries/footer.inc.php';
 524 ?>