libraries/mysql_charsets.lib.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  *
   5  * @package PhpMyAdmin
   6  */
   7 if (! defined('PHPMYADMIN')) {
   8     exit;
   9 }
  10
  11 /**
  12  *
  13  */
  14 if (! PMA_cacheExists('mysql_charsets', true)) {
  15     $sql = PMA_DRIZZLE
  16         ? 'SELECT * FROM data_dictionary.CHARACTER_SETS'
  17         : 'SELECT * FROM information_schema.CHARACTER_SETS';
  18     $res = PMA_DBI_query($sql);
  19
  20     $mysql_charsets = array();
  21     while ($row = PMA_DBI_fetch_assoc($res)) {
  22         $mysql_charsets[] = $row['CHARACTER_SET_NAME'];
  23         // never used
  24         //$mysql_charsets_maxlen[$row['Charset']] = $row['Maxlen'];
  25         $mysql_charsets_descriptions[$row['CHARACTER_SET_NAME']] = $row['DESCRIPTION'];
  26     }
  27     PMA_DBI_free_result($res);
  28
  29     sort($mysql_charsets, SORT_STRING);
  30
  31     $mysql_collations = array_flip($mysql_charsets);
  32     $mysql_default_collations = $mysql_collations_flat = $mysql_charsets_available = $mysql_collations_available = array();
  33
  34     $sql = PMA_DRIZZLE
  35         ? 'SELECT * FROM data_dictionary.COLLATIONS'
  36         : 'SELECT * FROM information_schema.COLLATIONS';
  37     $res = PMA_DBI_query($sql);
  38     while ($row = PMA_DBI_fetch_assoc($res)) {
  39         if (! is_array($mysql_collations[$row['CHARACTER_SET_NAME']])) {
  40             $mysql_collations[$row['CHARACTER_SET_NAME']] = array($row['COLLATION_NAME']);
  41         } else {
  42             $mysql_collations[$row['CHARACTER_SET_NAME']][] = $row['COLLATION_NAME'];
  43         }
  44         $mysql_collations_flat[] = $row['COLLATION_NAME'];
  45         if ($row['IS_DEFAULT'] == 'Yes' || $row['IS_DEFAULT'] == '1') {
  46             $mysql_default_collations[$row['CHARACTER_SET_NAME']] = $row['COLLATION_NAME'];
  47         }
  48         //$mysql_collations_available[$row['Collation']] = ! isset($row['Compiled']) || $row['Compiled'] == 'Yes';
  49         $mysql_collations_available[$row['COLLATION_NAME']] = true;
  50         $mysql_charsets_available[$row['CHARACTER_SET_NAME']] =
  51             !empty($mysql_charsets_available[$row['CHARACTER_SET_NAME']])
  52             || !empty($mysql_collations_available[$row['COLLATION_NAME']]);
  53     }
  54     PMA_DBI_free_result($res);
  55     unset($res, $row);
  56
  57     if (PMA_DRIZZLE && isset($mysql_collations['utf8_general_ci']) && isset($mysql_collations['utf8'])) {
  58         $mysql_collations['utf8'] = $mysql_collations['utf8_general_ci'];
  59         $mysql_default_collations['utf8'] = $mysql_default_collations['utf8_general_ci'];
  60         $mysql_charsets_available['utf8'] = $mysql_charsets_available['utf8_general_ci'];
  61         unset($mysql_collations['utf8_general_ci'], $mysql_default_collations['utf8_general_ci'],
  62             $mysql_charsets_available['utf8_general_ci']);
  63     }
  64
  65     sort($mysql_collations_flat, SORT_STRING);
  66     foreach ($mysql_collations AS $key => $value) {
  67         sort($mysql_collations[$key], SORT_STRING);
  68         reset($mysql_collations[$key]);
  69     }
  70     unset($key, $value);
  71
  72     PMA_cacheSet('mysql_charsets', $GLOBALS['mysql_charsets'], true);
  73     PMA_cacheSet('mysql_charsets_descriptions', $GLOBALS['mysql_charsets_descriptions'], true);
  74     PMA_cacheSet('mysql_charsets_available', $GLOBALS['mysql_charsets_available'], true);
  75     PMA_cacheSet('mysql_collations', $GLOBALS['mysql_collations'], true);
  76     PMA_cacheSet('mysql_default_collations', $GLOBALS['mysql_default_collations'], true);
  77     PMA_cacheSet('mysql_collations_flat', $GLOBALS['mysql_collations_flat'], true);
  78     PMA_cacheSet('mysql_collations_available', $GLOBALS['mysql_collations_available'], true);
  79 } else {
  80     $GLOBALS['mysql_charsets']                  = PMA_cacheGet('mysql_charsets', true);
  81     $GLOBALS['mysql_charsets_descriptions']     = PMA_cacheGet('mysql_charsets_descriptions', true);
  82     $GLOBALS['mysql_charsets_available']        = PMA_cacheGet('mysql_charsets_available', true);
  83     $GLOBALS['mysql_collations']                = PMA_cacheGet('mysql_collations', true);
  84     $GLOBALS['mysql_default_collations']        = PMA_cacheGet('mysql_default_collations', true);
  85     $GLOBALS['mysql_collations_flat']           = PMA_cacheGet('mysql_collations_flat', true);
  86     $GLOBALS['mysql_collations_available']      = PMA_cacheGet('mysql_collations_available', true);
  87 }
  88
  89 define('PMA_CSDROPDOWN_COLLATION', 0);
  90 define('PMA_CSDROPDOWN_CHARSET',   1);
  91
  92 function PMA_generateCharsetDropdownBox($type = PMA_CSDROPDOWN_COLLATION,
  93     $name = null, $id = null, $default = null, $label = true, $indent = 0,
  94     $submitOnChange = false, $displayUnavailable = false)
  95 {
  96     global $mysql_charsets, $mysql_charsets_descriptions,
  97         $mysql_charsets_available, $mysql_collations, $mysql_collations_available;
  98
  99     if (empty($name)) {
 100         if ($type == PMA_CSDROPDOWN_COLLATION) {
 101             $name = 'collation';
 102         } else {
 103             $name = 'character_set';
 104         }
 105     }
 106
 107     $return_str  = '<select xml:lang="en" dir="ltr" name="'
 108         . htmlspecialchars($name) . '"'
 109         . (empty($id) ? '' : ' id="' . htmlspecialchars($id) . '"')
 110         . ($submitOnChange ? ' class="autosubmit"' : '') . '>' . "\n";
 111     if ($label) {
 112         $return_str .= '<option value="">'
 113             . ($type == PMA_CSDROPDOWN_COLLATION ? __('Collation') : __('Charset'))
 114             . '</option>' . "\n";
 115     }
 116     $return_str .= '<option value=""></option>' . "\n";
 117     foreach ($mysql_charsets as $current_charset) {
 118         if (!$mysql_charsets_available[$current_charset]) {
 119             continue;
 120         }
 121         $current_cs_descr =
 122             empty($mysql_charsets_descriptions[$current_charset])
 123             ? $current_charset
 124             : $mysql_charsets_descriptions[$current_charset];
 125
 126         if ($type == PMA_CSDROPDOWN_COLLATION) {
 127             $return_str .= '<optgroup label="' . $current_charset
 128                 . '" title="' . $current_cs_descr . '">' . "\n";
 129             foreach ($mysql_collations[$current_charset] as $current_collation) {
 130                 if (!$mysql_collations_available[$current_collation]) {
 131                     continue;
 132                 }
 133                 $return_str .= '<option value="' . $current_collation
 134                     . '" title="' . PMA_getCollationDescr($current_collation) . '"'
 135                     . ($default == $current_collation ? ' selected="selected"' : '') . '>'
 136                     . $current_collation . '</option>' . "\n";
 137             }
 138             $return_str .= '</optgroup>' . "\n";
 139         } else {
 140             $return_str .= '<option value="' . $current_charset
 141                 . '" title="' . $current_cs_descr . '"'
 142                 . ($default == $current_charset ? ' selected="selected"' : '') . '>'
 143                 . $current_charset . '</option>' . "\n";
 144         }
 145     }
 146     $return_str .= '</select>' . "\n";
 147
 148     return $return_str;
 149 }
 150
 151 function PMA_generateCharsetQueryPart($collation)
 152 {
 153     if (!PMA_DRIZZLE) {
 154         list($charset) = explode('_', $collation);
 155         return ' CHARACTER SET ' . $charset . ($charset == $collation ? '' : ' COLLATE ' . $collation);
 156     } else {
 157         return ' COLLATE ' . $collation;
 158     }
 159 }
 160
 161 /**
 162  * returns collation of given db
 163  *
 164  * @param string  $db     name of db
 165  * @return  string  collation of $db
 166  */
 167 function PMA_getDbCollation($db)
 168 {
 169     if (PMA_is_system_schema($db)) {
 170         // We don't have to check the collation of the virtual
 171         // information_schema database: We know it!
 172         return 'utf8_general_ci';
 173     }
 174
 175     if (! $GLOBALS['cfg']['Server']['DisableIS']) {
 176         // this is slow with thousands of databases
 177         $sql = PMA_DRIZZLE
 178             ? 'SELECT DEFAULT_COLLATION_NAME FROM data_dictionary.SCHEMAS WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1'
 179             : 'SELECT DEFAULT_COLLATION_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1';
 180         return PMA_DBI_fetch_value($sql);
 181     } else {
 182         PMA_DBI_select_db($db);
 183         $return = PMA_DBI_fetch_value('SHOW VARIABLES LIKE \'collation_database\'', 0, 1);
 184         if ($db !== $GLOBALS['db']) {
 185             PMA_DBI_select_db($GLOBALS['db']);
 186         }
 187         return $return;
 188     }
 189 }
 190
 191 /**
 192  * returns default server collation from show variables
 193  *
 194  * @return  string  $server_collation
 195  */
 196 function PMA_getServerCollation()
 197 {
 198     return PMA_DBI_fetch_value(
 199         'SHOW VARIABLES LIKE \'collation_server\'', 0, 1);
 200 }
 201
 202 /**
 203  * returns description for given collation
 204  *
 205  *
 206  * @param string  $collation  MySQL collation string
 207  * @return  string  collation description
 208  */
 209 function PMA_getCollationDescr($collation)
 210 {
 211     if ($collation == 'binary') {
 212         return __('Binary');
 213     }
 214     $parts = explode('_', $collation);
 215     if (count($parts) == 1) {
 216         $parts[1] = 'general';
 217     } elseif ($parts[1] == 'ci' || $parts[1] == 'cs') {
 218         $parts[2] = $parts[1];
 219         $parts[1] = 'general';
 220     }
 221     $descr = '';
 222     switch ($parts[1]) {
 223     case 'bulgarian':
 224         $descr = __('Bulgarian');
 225         break;
 226     case 'chinese':
 227         if ($parts[0] == 'gb2312' || $parts[0] == 'gbk') {
 228             $descr = __('Simplified Chinese');
 229         } elseif ($parts[0] == 'big5') {
 230             $descr = __('Traditional Chinese');
 231         }
 232         break;
 233     case 'ci':
 234         $descr = __('case-insensitive');
 235         break;
 236     case 'cs':
 237         $descr = __('case-sensitive');
 238         break;
 239     case 'croatian':
 240         $descr = __('Croatian');
 241         break;
 242     case 'czech':
 243         $descr = __('Czech');
 244         break;
 245     case 'danish':
 246         $descr = __('Danish');
 247         break;
 248     case 'english':
 249         $descr = __('English');
 250         break;
 251     case 'esperanto':
 252         $descr = __('Esperanto');
 253         break;
 254     case 'estonian':
 255         $descr = __('Estonian');
 256         break;
 257     case 'german1':
 258         $descr = __('German') . ' (' . __('dictionary') . ')';
 259         break;
 260     case 'german2':
 261         $descr = __('German') . ' (' . __('phone book') . ')';
 262         break;
 263     case 'hungarian':
 264         $descr = __('Hungarian');
 265         break;
 266     case 'icelandic':
 267         $descr = __('Icelandic');
 268         break;
 269     case 'japanese':
 270         $descr = __('Japanese');
 271         break;
 272     case 'latvian':
 273         $descr = __('Latvian');
 274         break;
 275     case 'lithuanian':
 276         $descr = __('Lithuanian');
 277         break;
 278     case 'korean':
 279         $descr = __('Korean');
 280         break;
 281     case 'persian':
 282         $descr = __('Persian');
 283         break;
 284     case 'polish':
 285         $descr = __('Polish');
 286         break;
 287     case 'roman':
 288         $descr = __('West European');
 289         break;
 290     case 'romanian':
 291         $descr = __('Romanian');
 292         break;
 293     case 'slovak':
 294         $descr = __('Slovak');
 295         break;
 296     case 'slovenian':
 297         $descr = __('Slovenian');
 298         break;
 299     case 'spanish':
 300         $descr = __('Spanish');
 301         break;
 302     case 'spanish2':
 303         $descr = __('Traditional Spanish');
 304         break;
 305     case 'swedish':
 306         $descr = __('Swedish');
 307         break;
 308     case 'thai':
 309         $descr = __('Thai');
 310         break;
 311     case 'turkish':
 312         $descr = __('Turkish');
 313         break;
 314     case 'ukrainian':
 315         $descr = __('Ukrainian');
 316         break;
 317     case 'unicode':
 318         $descr = __('Unicode') . ' (' . __('multilingual') . ')';
 319         break;
 320     case 'bin':
 321         $is_bin = true;
 322     case 'general':
 323         switch ($parts[0]) {
 324         // Unicode charsets
 325         case 'ucs2':
 326         case 'utf8':
 327             $descr = __('Unicode') . ' (' . __('multilingual') . ')';
 328             break;
 329         // West European charsets
 330         case 'ascii':
 331         case 'cp850':
 332         case 'dec8':
 333         case 'hp8':
 334         case 'latin1':
 335         case 'macroman':
 336             $descr = __('West European') . ' (' . __('multilingual') . ')';
 337             break;
 338         // Central European charsets
 339         case 'cp1250':
 340         case 'cp852':
 341         case 'latin2':
 342         case 'macce':
 343             $descr = __('Central European') . ' (' . __('multilingual') . ')';
 344             break;
 345         // Russian charsets
 346         case 'cp866':
 347         case 'koi8r':
 348             $descr = __('Russian');
 349             break;
 350         // Simplified Chinese charsets
 351         case 'gb2312':
 352         case 'gbk':
 353             $descr = __('Simplified Chinese');
 354             break;
 355         // Japanese charsets
 356         case 'sjis':
 357         case 'ujis':
 358         case 'cp932':
 359         case 'eucjpms':
 360             $descr = __('Japanese');
 361             break;
 362         // Baltic charsets
 363         case 'cp1257':
 364         case 'latin7':
 365             $descr = __('Baltic') . ' (' . __('multilingual') . ')';
 366             break;
 367         // Other
 368         case 'armscii8':
 369         case 'armscii':
 370             $descr = __('Armenian');
 371             break;
 372         case 'big5':
 373             $descr = __('Traditional Chinese');
 374             break;
 375         case 'cp1251':
 376             $descr = __('Cyrillic') . ' (' . __('multilingual') . ')';
 377             break;
 378         case 'cp1256':
 379             $descr = __('Arabic');
 380             break;
 381         case 'euckr':
 382             $descr = __('Korean');
 383             break;
 384         case 'hebrew':
 385             $descr = __('Hebrew');
 386             break;
 387         case 'geostd8':
 388             $descr = __('Georgian');
 389             break;
 390         case 'greek':
 391             $descr = __('Greek');
 392             break;
 393         case 'keybcs2':
 394             $descr = __('Czech-Slovak');
 395             break;
 396         case 'koi8u':
 397             $descr = __('Ukrainian');
 398             break;
 399         case 'latin5':
 400             $descr = __('Turkish');
 401             break;
 402         case 'swe7':
 403             $descr = __('Swedish');
 404             break;
 405         case 'tis620':
 406             $descr = __('Thai');
 407             break;
 408         default:
 409             $descr = __('unknown');
 410             break;
 411         }
 412         if (!empty($is_bin)) {
 413             $descr .= ', ' . __('Binary');
 414         }
 415         break;
 416     default: $descr = __('unknown');
 417     }
 418     if (!empty($parts[2])) {
 419         if ($parts[2] == 'ci') {
 420             $descr .= ', ' . __('case-insensitive');
 421         } elseif ($parts[2] == 'cs') {
 422             $descr .= ', ' . __('case-sensitive');
 423         }
 424     }
 425
 426     return $descr;
 427 }
 428 ?>