db_search.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * searchs the entire database
   5  *
   6  * @todo    make use of UNION when searching multiple tables
   7  * @todo    display executed query, optional?
   8  * @package PhpMyAdmin
   9  */
  10
  11 /**
  12  *
  13  */
  14 require_once './libraries/common.inc.php';
  15
  16 $GLOBALS['js_include'][] = 'db_search.js';
  17 $GLOBALS['js_include'][] = 'sql.js';
  18 $GLOBALS['js_include'][] = 'makegrid.js';
  19 $GLOBALS['js_include'][] = 'jquery/timepicker.js';
  20
  21 /**
  22  * Gets some core libraries and send headers
  23  */
  24 require './libraries/db_common.inc.php';
  25
  26 /**
  27  * init
  28  */
  29 // If config variable $GLOBALS['cfg']['Usedbsearch'] is on false : exit.
  30 if (! $GLOBALS['cfg']['UseDbSearch']) {
  31     PMA_mysqlDie(__('Access denied'), '', false, $err_url);
  32 } // end if
  33 $url_query .= '&amp;goto=db_search.php';
  34 $url_params['goto'] = 'db_search.php';
  35
  36 /**
  37  * @global array list of tables from the current database
  38  * but do not clash with $tables coming from db_info.inc.php
  39  */
  40 $tables_names_only = PMA_DBI_get_tables($GLOBALS['db']);
  41
  42 $search_options = array(
  43     '1' => __('at least one of the words'),
  44     '2' => __('all words'),
  45     '3' => __('the exact phrase'),
  46     '4' => __('as regular expression'),
  47 );
  48
  49 if (empty($_REQUEST['search_option']) || ! is_string($_REQUEST['search_option'])
  50  || ! array_key_exists($_REQUEST['search_option'], $search_options)) {
  51     $search_option = 1;
  52     unset($_REQUEST['submit_search']);
  53 } else {
  54     $search_option = (int) $_REQUEST['search_option'];
  55     $option_str = $search_options[$_REQUEST['search_option']];
  56 }
  57
  58 if (empty($_REQUEST['search_str']) || ! is_string($_REQUEST['search_str'])) {
  59     unset($_REQUEST['submit_search']);
  60     $searched = '';
  61 } else {
  62     $searched = htmlspecialchars($_REQUEST['search_str']);
  63     // For "as regular expression" (search option 4), we should not treat
  64     // this as an expression that contains a LIKE (second parameter of
  65     // PMA_sqlAddSlashes()).
  66     //
  67     // Usage example: If user is seaching for a literal $ in a regexp search,
  68     // he should enter \$ as the value.
  69     $search_str = PMA_sqlAddSlashes($_REQUEST['search_str'], ($search_option == 4 ? false : true));
  70 }
  71
  72 $tables_selected = array();
  73 if (empty($_REQUEST['table_select']) || ! is_array($_REQUEST['table_select'])) {
  74     unset($_REQUEST['submit_search']);
  75 } elseif (! isset($_REQUEST['selectall']) && ! isset($_REQUEST['unselectall'])) {
  76     $tables_selected = array_intersect($_REQUEST['table_select'], $tables_names_only);
  77 }
  78
  79 if (isset($_REQUEST['selectall'])) {
  80     $tables_selected = $tables_names_only;
  81 } elseif (isset($_REQUEST['unselectall'])) {
  82     $tables_selected = array();
  83 }
  84
  85 if (empty($_REQUEST['field_str']) || ! is_string($_REQUEST['field_str'])) {
  86     unset($field_str);
  87 } else {
  88     $field_str = PMA_sqlAddSlashes($_REQUEST['field_str'], true);
  89 }
  90
  91 /**
  92  * Displays top links if we are not in an Ajax request
  93  */
  94 $sub_part = '';
  95
  96 if ( $GLOBALS['is_ajax_request'] != true) {
  97     include './libraries/db_info.inc.php';
  98     echo '<div id="searchresults">';
  99 }
 100
 101 /**
 102  * 1. Main search form has been submitted
 103  */
 104 if (isset($_REQUEST['submit_search'])) {
 105
 106     /**
 107      * Builds the SQL search query
 108      *
 109      * @todo    can we make use of fulltextsearch IN BOOLEAN MODE for this?
 110      * PMA_backquote
 111      * PMA_DBI_free_result
 112      * PMA_DBI_fetch_assoc
 113      * $GLOBALS['db']
 114      * explode
 115      * count
 116      * strlen
 117      * @param string   the table name
 118      * @param string   restrict the search to this field
 119      * @param string   the string to search
 120      * @param integer  type of search (1 -> 1 word at least, 2 -> all words,
 121      *                                   3 -> exact string, 4 -> regexp)
 122      *
 123      * @return  array    3 SQL querys (for count, display and delete results)
 124      */
 125     function PMA_getSearchSqls($table, $field, $search_str, $search_option)
 126     {
 127         // Statement types
 128         $sqlstr_select = 'SELECT';
 129         $sqlstr_delete = 'DELETE';
 130
 131         // Fields to select
 132         $tblfields = PMA_DBI_get_columns($GLOBALS['db'], $table);
 133
 134         // Table to use
 135         $sqlstr_from = ' FROM ' . PMA_backquote($GLOBALS['db']) . '.' . PMA_backquote($table);
 136
 137         $search_words    = (($search_option > 2) ? array($search_str) : explode(' ', $search_str));
 138
 139         $like_or_regex   = (($search_option == 4) ? 'REGEXP' : 'LIKE');
 140         $automatic_wildcard   = (($search_option < 3) ? '%' : '');
 141
 142         $fieldslikevalues = array();
 143         foreach ($search_words as $search_word) {
 144             // Eliminates empty values
 145             if (strlen($search_word) === 0) {
 146                 continue;
 147             }
 148
 149             $thefieldlikevalue = array();
 150             foreach ($tblfields as $tblfield) {
 151                 if (! isset($field) || strlen($field) == 0 || $tblfield['Field'] == $field) {
 152                     // Drizzle has no CONVERT and all text columns are UTF-8
 153                     if (PMA_DRIZZLE) {
 154                         $thefieldlikevalue[] = PMA_backquote($tblfield['Field'])
 155                                             . ' ' . $like_or_regex . ' '
 156                                             . "'" . $automatic_wildcard
 157                                             . $search_word
 158                                             . $automatic_wildcard . "'";
 159                     } else {
 160                         $thefieldlikevalue[] = 'CONVERT(' . PMA_backquote($tblfield['Field']) . ' USING utf8)'
 161                                             . ' ' . $like_or_regex . ' '
 162                                             . "'" . $automatic_wildcard
 163                                             . $search_word
 164                                             . $automatic_wildcard . "'";
 165                     }
 166                 }
 167             } // end for
 168
 169             if (count($thefieldlikevalue) > 0) {
 170                 $fieldslikevalues[]      = implode(' OR ', $thefieldlikevalue);
 171             }
 172         } // end for
 173
 174         $implode_str  = ($search_option == 1 ? ' OR ' : ' AND ');
 175         if ( empty($fieldslikevalues)) {
 176             // this could happen when the "inside field" does not exist
 177             // in any selected tables
 178             $sqlstr_where = ' WHERE FALSE';
 179         } else {
 180             $sqlstr_where = ' WHERE (' . implode(') ' . $implode_str . ' (', $fieldslikevalues) . ')';
 181         }
 182         unset($fieldslikevalues);
 183
 184         // Builds complete queries
 185         $sql['select_fields'] = $sqlstr_select . ' * ' . $sqlstr_from . $sqlstr_where;
 186         // here, I think we need to still use the COUNT clause, even for
 187         // VIEWs, anyway we have a WHERE clause that should limit results
 188         $sql['select_count']  = $sqlstr_select . ' COUNT(*) AS `count`' . $sqlstr_from . $sqlstr_where;
 189         $sql['delete']        = $sqlstr_delete . $sqlstr_from . $sqlstr_where;
 190
 191         return $sql;
 192     } // end of the "PMA_getSearchSqls()" function
 193
 194
 195     /**
 196      * Displays the results
 197      */
 198     $this_url_params = array(
 199         'db'    => $GLOBALS['db'],
 200         'goto'  => 'db_sql.php',
 201         'pos'   => 0,
 202         'is_js_confirmed' => 0,
 203     );
 204
 205     // Displays search string
 206     echo '<br />' . "\n"
 207         .'<table class="data">' . "\n"
 208         .'<caption class="tblHeaders">' . "\n"
 209         .sprintf(__('Search results for "<i>%s</i>" %s:'),
 210             $searched, $option_str) . "\n"
 211         .'</caption>' . "\n";
 212
 213     $num_search_result_total = 0;
 214     $odd_row = true;
 215
 216     foreach ($tables_selected as $each_table) {
 217         // Gets the SQL statements
 218         $newsearchsqls = PMA_getSearchSqls($each_table, (! empty($field_str) ? $field_str : ''), $search_str, $search_option);
 219
 220         // Executes the "COUNT" statement
 221         $res_cnt = PMA_DBI_fetch_value($newsearchsqls['select_count']);
 222         $num_search_result_total += $res_cnt;
 223
 224         $sql_query .= $newsearchsqls['select_count'];
 225
 226         echo '<tr class="noclick ' . ($odd_row ? 'odd' : 'even') . '">'
 227             .'<td>' . sprintf(_ngettext('%s match inside table <i>%s</i>', '%s matches inside table <i>%s</i>', $res_cnt), $res_cnt,
 228                 htmlspecialchars($each_table)) . "</td>\n";
 229
 230         if ($res_cnt > 0) {
 231             $this_url_params['sql_query'] = $newsearchsqls['select_fields'];
 232              $browse_result_path = 'sql.php' . PMA_generate_common_url($this_url_params);
 233              ?>
 234             <td> <a name="browse_search" href="<?php echo $browse_result_path; ?>" onclick="loadResult('<?php echo $browse_result_path ?> ',' <?php echo  $each_table?> ' , '<?php echo PMA_generate_common_url($GLOBALS['db'], $each_table)?>','<?php echo ($GLOBALS['cfg']['AjaxEnable']); ?>');return false;" ><?php echo __('Browse') ?></a>   </td>
 235             <?php
 236             $this_url_params['sql_query'] = $newsearchsqls['delete'];
 237             $delete_result_path = 'sql.php' . PMA_generate_common_url($this_url_params);
 238             ?>
 239             <td> <a name="delete_search" href="<?php echo $delete_result_path; ?>" onclick="deleteResult('<?php echo $delete_result_path ?>' , ' <?php printf(__('Delete the matches for the %s table?'), htmlspecialchars($each_table)); ?>','<?php echo ($GLOBALS['cfg']['AjaxEnable']); ?>');return false;" ><?php echo __('Delete') ?></a>   </td>
 240             <?php
 241          } else {
 242             echo '<td>&nbsp;</td>' . "\n"
 243                 .'<td>&nbsp;</td>' . "\n";
 244         }// end if else
 245         $odd_row = ! $odd_row;
 246         echo '</tr>' . "\n";
 247     } // end for
 248
 249     echo '</table>' . "\n";
 250
 251     if (count($tables_selected) > 1) {
 252         echo '<p>' . sprintf(_ngettext('<b>Total:</b> <i>%s</i> match', '<b>Total:</b> <i>%s</i> matches', $num_search_result_total),
 253             $num_search_result_total) . '</p>' . "\n";
 254     }
 255 } // end 1.
 256
 257 /**
 258  * If we are in an Ajax request, we need to exit after displaying all the HTML
 259  */
 260 if ($GLOBALS['is_ajax_request'] == true) {
 261     exit;
 262 } else {
 263     echo '</div>';//end searchresults div
 264 }
 265
 266 /**
 267  * 2. Displays the main search form
 268  */
 269 ?>
 270 <a name="db_search"></a>
 271 <form id="db_search_form"<?php echo ($GLOBALS['cfg']['AjaxEnable'] ? ' class="ajax"' : ''); ?> method="post" action="db_search.php" name="db_search">
 272 <?php echo PMA_generate_common_hidden_inputs($GLOBALS['db']); ?>
 273 <fieldset>
 274     <legend><?php echo __('Search in database'); ?></legend>
 275
 276     <table class="formlayout">
 277     <tr><td><?php echo __('Words or values to search for (wildcard: "%"):'); ?></td>
 278         <td><input type="text" name="search_str" size="60"
 279                 value="<?php echo $searched; ?>" /></td>
 280     </tr>
 281     <tr><td align="right" valign="top">
 282             <?php echo __('Find:'); ?></td>
 283             <td><?php
 284
 285 $choices = array(
 286     '1' => __('at least one of the words') . PMA_showHint(__('Words are separated by a space character (" ").')),
 287     '2' => __('all words') . PMA_showHint(__('Words are separated by a space character (" ").')),
 288     '3' => __('the exact phrase'),
 289     '4' => __('as regular expression') . ' ' . PMA_showMySQLDocu('Regexp', 'Regexp')
 290 );
 291 // 4th parameter set to true to add line breaks
 292 // 5th parameter set to false to avoid htmlspecialchars() escaping in the label
 293 //  since we have some HTML in some labels
 294 PMA_display_html_radio('search_option', $choices, $search_option, true, false);
 295 unset($choices);
 296             ?>
 297             </td>
 298     </tr>
 299     <tr><td align="right" valign="top">
 300             <?php echo __('Inside tables:'); ?></td>
 301         <td rowspan="2">
 302 <?php
 303 echo '            <select name="table_select[]" size="6" multiple="multiple">' . "\n";
 304 foreach ($tables_names_only as $each_table) {
 305     if (in_array($each_table, $tables_selected)) {
 306         $is_selected = ' selected="selected"';
 307     } else {
 308         $is_selected = '';
 309     }
 310
 311     echo '                <option value="' . htmlspecialchars($each_table) . '"'
 312         . $is_selected . '>'
 313         . str_replace(' ', '&nbsp;', htmlspecialchars($each_table)) . '</option>' . "\n";
 314 } // end while
 315
 316 echo '            </select>' . "\n";
 317 $alter_select =
 318     '<a href="db_search.php' . PMA_generate_common_url(array_merge($url_params, array('selectall' => 1))) . '#db_search"'
 319     . ' onclick="setSelectOptions(\'db_search\', \'table_select[]\', true); return false;">' . __('Select All') . '</a>'
 320     . '&nbsp;/&nbsp;'
 321     . '<a href="db_search.php' . PMA_generate_common_url(array_merge($url_params, array('unselectall' => 1))) . '#db_search"'
 322     . ' onclick="setSelectOptions(\'db_search\', \'table_select[]\', false); return false;">' . __('Unselect All') . '</a>';
 323 ?>
 324         </td>
 325     </tr>
 326     <tr><td align="right" valign="bottom">
 327             <?php echo $alter_select; ?></td>
 328     </tr>
 329     <tr><td align="right">
 330             <?php echo __('Inside column:'); ?></td>
 331         <td><input type="text" name="field_str" size="60"
 332                 value="<?php echo ! empty($field_str) ? htmlspecialchars($field_str) : ''; ?>" /></td>
 333     </tr>
 334     </table>
 335 </fieldset>
 336 <fieldset class="tblFooters">
 337     <input type="submit" name="submit_search" value="<?php echo __('Go'); ?>"
 338         id="buttonGo" />
 339 </fieldset>
 340 </form>
 341
 342 <!-- These two table-image and table-link elements display the table name in browse search results  -->
 343 <div id='table-info'>
 344 <a class="item" id="table-link" ></a>
 345 </div>
 346 <div id="browse-results">
 347 <!-- this browse-results div is used to load the browse and delete results in the db search -->
 348 </div>
 349 <br class="clearfloat" />
 350 <div id="sqlqueryform">
 351 <!-- this sqlqueryform div is used to load the delete form in the db search -->
 352 </div>
 353 <!--  toggle query box link-->
 354 <a id="togglequerybox"></a>
 355
 356 <?php
 357 /**
 358  * Displays the footer
 359  */
 360 require './libraries/footer.inc.php';
 361 ?>