sql.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * SQL executor
   5  *
   6  * @todo    we must handle the case if sql.php is called directly with a query
   7  *          that returns 0 rows - to prevent cyclic redirects or includes
   8  * @package PhpMyAdmin
   9  */
  10
  11 /**
  12  * Gets some core libraries
  13  */
  14 require_once 'libraries/common.inc.php';
  15 require_once 'libraries/Table.class.php';
  16 require_once 'libraries/Header.class.php';
  17 require_once 'libraries/check_user_privileges.lib.php';
  18 require_once 'libraries/bookmark.lib.php';
  19 require_once 'libraries/sql.lib.php';
  20 require_once 'libraries/sqlparser.lib.php';
  21
  22 $response = PMA_Response::getInstance();
  23 $header   = $response->getHeader();
  24 $scripts  = $header->getScripts();
  25 $scripts->addFile('jquery/jquery-ui-timepicker-addon.js');
  26 $scripts->addFile('tbl_change.js');
  27 $scripts->addFile('indexes.js');
  28 $scripts->addFile('gis_data_editor.js');
  29
  30 /**
  31  * Set ajax_reload in the response if it was already set
  32  */
  33 if (isset($ajax_reload) && $ajax_reload['reload'] === true) {
  34     $response->addJSON('ajax_reload', $ajax_reload);
  35 }
  36
  37
  38 /**
  39  * Defines the url to return to in case of error in a sql statement
  40  */
  41 // Security checkings
  42 if (! empty($goto)) {
  43     $is_gotofile     = preg_replace('@^([^?]+).*$@s', '\\1', $goto);
  44     if (! @file_exists('' . $is_gotofile)) {
  45         unset($goto);
  46     } else {
  47         $is_gotofile = ($is_gotofile == $goto);
  48     }
  49 } else {
  50     if (empty($table)) {
  51         $goto = $cfg['DefaultTabDatabase'];
  52     } else {
  53         $goto = $cfg['DefaultTabTable'];
  54     }
  55     $is_gotofile  = true;
  56 } // end if
  57
  58 if (! isset($err_url)) {
  59     $err_url = (! empty($back) ? $back : $goto)
  60         . '?' . PMA_URL_getCommon($db)
  61         . ((strpos(' ' . $goto, 'db_') != 1 && strlen($table))
  62             ? '&amp;table=' . urlencode($table)
  63             : ''
  64         );
  65 } // end if
  66
  67 // Coming from a bookmark dialog
  68 if (isset($_POST['bkm_fields']['bkm_sql_query'])) {
  69     $sql_query = $_POST['bkm_fields']['bkm_sql_query'];
  70 } elseif (isset($_GET['sql_query'])) {
  71     $sql_query = $_GET['sql_query'];
  72 }
  73
  74 // This one is just to fill $db
  75 if (isset($_POST['bkm_fields']['bkm_database'])) {
  76     $db = $_POST['bkm_fields']['bkm_database'];
  77 }
  78
  79
  80 // During grid edit, if we have a relational field, show the dropdown for it.
  81 if (isset($_REQUEST['get_relational_values'])
  82     && $_REQUEST['get_relational_values'] == true
  83 ) {
  84     PMA_getRelationalValues($db, $table, $display_field);
  85     // script has exited at this point
  86 }
  87
  88 // Just like above, find possible values for enum fields during grid edit.
  89 if (isset($_REQUEST['get_enum_values']) && $_REQUEST['get_enum_values'] == true) {
  90     PMA_getEnumOrSetValues($db, $table, "enum");
  91     // script has exited at this point
  92 }
  93
  94
  95 // Find possible values for set fields during grid edit.
  96 if (isset($_REQUEST['get_set_values']) && $_REQUEST['get_set_values'] == true) {
  97     PMA_getEnumOrSetValues($db, $table, "set");
  98     // script has exited at this point
  99 }
 100
 101 /**
 102  * Check ajax request to set the column order and visibility
 103  */
 104 if (isset($_REQUEST['set_col_prefs']) && $_REQUEST['set_col_prefs'] == true) {
 105     PMA_setColumnOrderOrVisibility($table, $db);
 106     // script has exited at this point
 107 }
 108
 109 // Default to browse if no query set and we have table
 110 // (needed for browsing from DefaultTabTable)
 111 if (empty($sql_query) && strlen($table) && strlen($db)) {
 112     $sql_query = PMA_getDefaultSqlQueryForBrowse($db, $table);
 113
 114     // set $goto to what will be displayed if query returns 0 rows
 115     $goto = '';
 116 } else {
 117     // Now we can check the parameters
 118     PMA_Util::checkParameters(array('sql_query'));
 119 }
 120
 121 /**
 122  * Parse and analyze the query
 123  */
 124 require_once 'libraries/parse_analyze.inc.php';
 125
 126
 127 /**
 128  * Check rights in case of DROP DATABASE
 129  *
 130  * This test may be bypassed if $is_js_confirmed = 1 (already checked with js)
 131  * but since a malicious user may pass this variable by url/form, we don't take
 132  * into account this case.
 133  */
 134 if (PMA_hasNoRightsToDropDatabase(
 135     $analyzed_sql_results, $cfg['AllowUserDropDatabase'], $is_superuser
 136 )) {
 137     PMA_Util::mysqlDie(
 138         __('"DROP DATABASE" statements are disabled.'),
 139         '',
 140         '',
 141         $err_url
 142     );
 143 } // end if
 144
 145 /**
 146  * Need to find the real end of rows?
 147  */
 148 if (isset($find_real_end) && $find_real_end) {
 149     $unlim_num_rows = PMA_findRealEndOfRows($db, $table);
 150 }
 151
 152
 153 /**
 154  * Bookmark add
 155  */
 156 if (isset($_POST['store_bkm'])) {
 157     PMA_addBookmark($cfg['PmaAbsoluteUri'], $goto);
 158     // script has exited at this point
 159 } // end if
 160
 161
 162 /**
 163  * Sets or modifies the $goto variable if required
 164  */
 165 if ($goto == 'sql.php') {
 166     $is_gotofile = false;
 167     $goto = 'sql.php' . PMA_URL_getCommon(
 168         array(
 169             'db' => $db,
 170             'table' => $table,
 171             'sql_query' => $sql_query
 172         )
 173     );
 174 } // end if
 175
 176 PMA_executeQueryAndSendQueryResponse(
 177     $analyzed_sql_results,
 178     $is_gotofile,
 179     $db,
 180     $table,
 181     isset($find_real_end) ? $find_real_end : null,
 182     isset($import_text) ? $import_text : null,
 183     isset($extra_data) ? $extra_data : null,
 184     $is_affected,
 185     isset($message_to_show) ? $message_to_show : null,
 186     isset($disp_mode) ? $disp_mode : null,
 187     isset($message) ? $message : null,
 188     isset($sql_data) ? $sql_data : null,
 189     $goto,
 190     $pmaThemeImage,
 191     isset($disp_query) ? $display_query : null,
 192     isset($disp_message) ? $disp_message : null,
 193     isset($query_type) ? $query_type : null,
 194     $sql_query,
 195     isset($selected) ? $selected : null,
 196     isset($complete_query) ? $complete_query : null
 197 );
 198
 199 ?>