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         . ($submitOnChange ? ' onchange="this.form.submit();"' : '') . '>' . "\n";
 108     if ($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     list($charset) = explode('_', $collation);
 150     return ' CHARACTER SET ' . $charset . ($charset == $collation ? '' : ' COLLATE ' . $collation);
 151 }
 152
 153 /**
 154  * returns collation of given db
 155  *
 156  * @param string  $db     name of db
 157  * @return  string  collation of $db
 158  */
 159 function PMA_getDbCollation($db) {
 160     if ($db == 'information_schema') {
 161         // We don't have to check the collation of the virtual
 162         // information_schema database: We know it!
 163         return 'utf8_general_ci';
 164     }
 165
 166     if (! $GLOBALS['cfg']['Server']['DisableIS']) {
 167         // this is slow with thousands of databases
 168         return PMA_DBI_fetch_value('SELECT DEFAULT_COLLATION_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1;');
 169     } else {
 170         PMA_DBI_select_db($db);
 171         $return = PMA_DBI_fetch_value('SHOW VARIABLES LIKE \'collation_database\'', 0, 1);
 172         if ($db !== $GLOBALS['db']) {
 173             PMA_DBI_select_db($GLOBALS['db']);
 174         }
 175         return $return;
 176     }
 177 }
 178
 179 /**
 180  * returns default server collation from show variables
 181  *
 182  * @return  string  $server_collation
 183  */
 184 function PMA_getServerCollation() {
 185     return PMA_DBI_fetch_value(
 186         'SHOW VARIABLES LIKE \'collation_server\'', 0, 1);
 187 }
 188
 189 /**
 190  * returns description for given collation
 191  *
 192  *
 193  * @param string  $collation  MySQL collation string
 194  * @return  string  collation description
 195  */
 196 function PMA_getCollationDescr($collation) {
 197     if ($collation == 'binary') {
 198         return __('Binary');
 199     }
 200     $parts = explode('_', $collation);
 201     if (count($parts) == 1) {
 202         $parts[1] = 'general';
 203     } elseif ($parts[1] == 'ci' || $parts[1] == 'cs') {
 204         $parts[2] = $parts[1];
 205         $parts[1] = 'general';
 206     }
 207     $descr = '';
 208     switch ($parts[1]) {
 209         case 'bulgarian':
 210             $descr = __('Bulgarian');
 211             break;
 212         case 'chinese':
 213             if ($parts[0] == 'gb2312' || $parts[0] == 'gbk') {
 214                 $descr = __('Simplified Chinese');
 215             } elseif ($parts[0] == 'big5') {
 216                 $descr = __('Traditional Chinese');
 217             }
 218             break;
 219         case 'ci':
 220             $descr = __('case-insensitive');
 221             break;
 222         case 'cs':
 223             $descr = __('case-sensitive');
 224             break;
 225         case 'croatian':
 226             $descr = __('Croatian');
 227             break;
 228         case 'czech':
 229             $descr = __('Czech');
 230             break;
 231         case 'danish':
 232             $descr = __('Danish');
 233             break;
 234         case 'english':
 235             $descr = __('English');
 236             break;
 237         case 'esperanto':
 238             $descr = __('Esperanto');
 239             break;
 240         case 'estonian':
 241             $descr = __('Estonian');
 242             break;
 243         case 'german1':
 244             $descr = __('German') . ' (' . __('dictionary') . ')';
 245             break;
 246         case 'german2':
 247             $descr = __('German') . ' (' . __('phone book') . ')';
 248             break;
 249         case 'hungarian':
 250             $descr = __('Hungarian');
 251             break;
 252         case 'icelandic':
 253             $descr = __('Icelandic');
 254             break;
 255         case 'japanese':
 256             $descr = __('Japanese');
 257             break;
 258         case 'latvian':
 259             $descr = __('Latvian');
 260             break;
 261         case 'lithuanian':
 262             $descr = __('Lithuanian');
 263             break;
 264         case 'korean':
 265             $descr = __('Korean');
 266             break;
 267         case 'persian':
 268             $descr = __('Persian');
 269             break;
 270         case 'polish':
 271             $descr = __('Polish');
 272             break;
 273         case 'roman':
 274             $descr = __('West European');
 275             break;
 276         case 'romanian':
 277             $descr = __('Romanian');
 278             break;
 279         case 'slovak':
 280             $descr = __('Slovak');
 281             break;
 282         case 'slovenian':
 283             $descr = __('Slovenian');
 284             break;
 285         case 'spanish':
 286             $descr = __('Spanish');
 287             break;
 288         case 'spanish2':
 289             $descr = __('Traditional Spanish');
 290             break;
 291         case 'swedish':
 292             $descr = __('Swedish');
 293             break;
 294         case 'thai':
 295             $descr = __('Thai');
 296             break;
 297         case 'turkish':
 298             $descr = __('Turkish');
 299             break;
 300         case 'ukrainian':
 301             $descr = __('Ukrainian');
 302             break;
 303         case 'unicode':
 304             $descr = __('Unicode') . ' (' . __('multilingual') . ')';
 305             break;
 306         case 'bin':
 307             $is_bin = true;
 308         case 'general':
 309             switch ($parts[0]) {
 310                 // Unicode charsets
 311                 case 'ucs2':
 312                 case 'utf8':
 313                     $descr = __('Unicode') . ' (' . __('multilingual') . ')';
 314                     break;
 315                 // West European charsets
 316                 case 'ascii':
 317                 case 'cp850':
 318                 case 'dec8':
 319                 case 'hp8':
 320                 case 'latin1':
 321                 case 'macroman':
 322                     $descr = __('West European') . ' (' . __('multilingual') . ')';
 323                     break;
 324                 // Central European charsets
 325                 case 'cp1250':
 326                 case 'cp852':
 327                 case 'latin2':
 328                 case 'macce':
 329                     $descr = __('Central European') . ' (' . __('multilingual') . ')';
 330                     break;
 331                 // Russian charsets
 332                 case 'cp866':
 333                 case 'koi8r':
 334                     $descr = __('Russian');
 335                     break;
 336                 // Simplified Chinese charsets
 337                 case 'gb2312':
 338                 case 'gbk':
 339                     $descr = __('Simplified Chinese');
 340                     break;
 341                 // Japanese charsets
 342                 case 'sjis':
 343                 case 'ujis':
 344                 case 'cp932':
 345                 case 'eucjpms':
 346                     $descr = __('Japanese');
 347                     break;
 348                 // Baltic charsets
 349                 case 'cp1257':
 350                 case 'latin7':
 351                     $descr = __('Baltic') . ' (' . __('multilingual') . ')';
 352                     break;
 353                 // Other
 354                 case 'armscii8':
 355                 case 'armscii':
 356                     $descr = __('Armenian');
 357                     break;
 358                 case 'big5':
 359                     $descr = __('Traditional Chinese');
 360                     break;
 361                 case 'cp1251':
 362                     $descr = __('Cyrillic') . ' (' . __('multilingual') . ')';
 363                     break;
 364                 case 'cp1256':
 365                     $descr = __('Arabic');
 366                     break;
 367                 case 'euckr':
 368                     $descr = __('Korean');
 369                     break;
 370                 case 'hebrew':
 371                     $descr = __('Hebrew');
 372                     break;
 373                 case 'geostd8':
 374                     $descr = __('Georgian');
 375                     break;
 376                 case 'greek':
 377                     $descr = __('Greek');
 378                     break;
 379                 case 'keybcs2':
 380                     $descr = __('Czech-Slovak');
 381                     break;
 382                 case 'koi8u':
 383                     $descr = __('Ukrainian');
 384                     break;
 385                 case 'latin5':
 386                     $descr = __('Turkish');
 387                     break;
 388                 case 'swe7':
 389                     $descr = __('Swedish');
 390                     break;
 391                 case 'tis620':
 392                     $descr = __('Thai');
 393                     break;
 394                 default:
 395                     $descr = __('unknown');
 396                     break;
 397             }
 398             if (!empty($is_bin)) {
 399                 $descr .= ', ' . __('Binary');
 400             }
 401             break;
 402         default: $descr = __('unknown');
 403     }
 404     if (!empty($parts[2])) {
 405         if ($parts[2] == 'ci') {
 406             $descr .= ', ' . __('case-insensitive');
 407         } elseif ($parts[2] == 'cs') {
 408             $descr .= ', ' . __('case-sensitive');
 409         }
 410     }
 411
 412     return $descr;
 413 }
 414 ?>