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