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         . ($submitOnChange ? ' onchange="this.form.submit();"' : '') . '>' . "\n";
 111     if ($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     if (!PMA_DRIZZLE) {
 153         list($charset) = explode('_', $collation);
 154         return ' CHARACTER SET ' . $charset . ($charset == $collation ? '' : ' COLLATE ' . $collation);
 155     } else {
 156         return ' COLLATE ' . $collation;
 157     }
 158 }
 159
 160 /**
 161  * returns collation of given db
 162  *
 163  * @param string  $db     name of db
 164  * @return  string  collation of $db
 165  */
 166 function PMA_getDbCollation($db) {
 167     if (strtolower($db) == 'information_schema' || (PMA_DRIZZLE && strtolower($db) == 'data_dictionary')) {
 168         // We don't have to check the collation of the virtual
 169         // information_schema database: We know it!
 170         return 'utf8_general_ci';
 171     }
 172
 173     if (! $GLOBALS['cfg']['Server']['DisableIS']) {
 174         // this is slow with thousands of databases
 175         $sql = PMA_DRIZZLE
 176             ? 'SELECT DEFAULT_COLLATION_NAME FROM data_dictionary.SCHEMAS WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1'
 177             : 'SELECT DEFAULT_COLLATION_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1';
 178         return PMA_DBI_fetch_value($sql);
 179     } else {
 180         PMA_DBI_select_db($db);
 181         $return = PMA_DBI_fetch_value('SHOW VARIABLES LIKE \'collation_database\'', 0, 1);
 182         if ($db !== $GLOBALS['db']) {
 183             PMA_DBI_select_db($GLOBALS['db']);
 184         }
 185         return $return;
 186     }
 187 }
 188
 189 /**
 190  * returns default server collation from show variables
 191  *
 192  * @return  string  $server_collation
 193  */
 194 function PMA_getServerCollation() {
 195     return PMA_DBI_fetch_value(
 196         'SHOW VARIABLES LIKE \'collation_server\'', 0, 1);
 197 }
 198
 199 /**
 200  * returns description for given collation
 201  *
 202  *
 203  * @param string  $collation  MySQL collation string
 204  * @return  string  collation description
 205  */
 206 function PMA_getCollationDescr($collation) {
 207     if ($collation == 'binary') {
 208         return __('Binary');
 209     }
 210     $parts = explode('_', $collation);
 211     if (count($parts) == 1) {
 212         $parts[1] = 'general';
 213     } elseif ($parts[1] == 'ci' || $parts[1] == 'cs') {
 214         $parts[2] = $parts[1];
 215         $parts[1] = 'general';
 216     }
 217     $descr = '';
 218     switch ($parts[1]) {
 219         case 'bulgarian':
 220             $descr = __('Bulgarian');
 221             break;
 222         case 'chinese':
 223             if ($parts[0] == 'gb2312' || $parts[0] == 'gbk') {
 224                 $descr = __('Simplified Chinese');
 225             } elseif ($parts[0] == 'big5') {
 226                 $descr = __('Traditional Chinese');
 227             }
 228             break;
 229         case 'ci':
 230             $descr = __('case-insensitive');
 231             break;
 232         case 'cs':
 233             $descr = __('case-sensitive');
 234             break;
 235         case 'croatian':
 236             $descr = __('Croatian');
 237             break;
 238         case 'czech':
 239             $descr = __('Czech');
 240             break;
 241         case 'danish':
 242             $descr = __('Danish');
 243             break;
 244         case 'english':
 245             $descr = __('English');
 246             break;
 247         case 'esperanto':
 248             $descr = __('Esperanto');
 249             break;
 250         case 'estonian':
 251             $descr = __('Estonian');
 252             break;
 253         case 'german1':
 254             $descr = __('German') . ' (' . __('dictionary') . ')';
 255             break;
 256         case 'german2':
 257             $descr = __('German') . ' (' . __('phone book') . ')';
 258             break;
 259         case 'hungarian':
 260             $descr = __('Hungarian');
 261             break;
 262         case 'icelandic':
 263             $descr = __('Icelandic');
 264             break;
 265         case 'japanese':
 266             $descr = __('Japanese');
 267             break;
 268         case 'latvian':
 269             $descr = __('Latvian');
 270             break;
 271         case 'lithuanian':
 272             $descr = __('Lithuanian');
 273             break;
 274         case 'korean':
 275             $descr = __('Korean');
 276             break;
 277         case 'persian':
 278             $descr = __('Persian');
 279             break;
 280         case 'polish':
 281             $descr = __('Polish');
 282             break;
 283         case 'roman':
 284             $descr = __('West European');
 285             break;
 286         case 'romanian':
 287             $descr = __('Romanian');
 288             break;
 289         case 'slovak':
 290             $descr = __('Slovak');
 291             break;
 292         case 'slovenian':
 293             $descr = __('Slovenian');
 294             break;
 295         case 'spanish':
 296             $descr = __('Spanish');
 297             break;
 298         case 'spanish2':
 299             $descr = __('Traditional Spanish');
 300             break;
 301         case 'swedish':
 302             $descr = __('Swedish');
 303             break;
 304         case 'thai':
 305             $descr = __('Thai');
 306             break;
 307         case 'turkish':
 308             $descr = __('Turkish');
 309             break;
 310         case 'ukrainian':
 311             $descr = __('Ukrainian');
 312             break;
 313         case 'unicode':
 314             $descr = __('Unicode') . ' (' . __('multilingual') . ')';
 315             break;
 316         case 'bin':
 317             $is_bin = true;
 318         case 'general':
 319             switch ($parts[0]) {
 320                 // Unicode charsets
 321                 case 'ucs2':
 322                 case 'utf8':
 323                     $descr = __('Unicode') . ' (' . __('multilingual') . ')';
 324                     break;
 325                 // West European charsets
 326                 case 'ascii':
 327                 case 'cp850':
 328                 case 'dec8':
 329                 case 'hp8':
 330                 case 'latin1':
 331                 case 'macroman':
 332                     $descr = __('West European') . ' (' . __('multilingual') . ')';
 333                     break;
 334                 // Central European charsets
 335                 case 'cp1250':
 336                 case 'cp852':
 337                 case 'latin2':
 338                 case 'macce':
 339                     $descr = __('Central European') . ' (' . __('multilingual') . ')';
 340                     break;
 341                 // Russian charsets
 342                 case 'cp866':
 343                 case 'koi8r':
 344                     $descr = __('Russian');
 345                     break;
 346                 // Simplified Chinese charsets
 347                 case 'gb2312':
 348                 case 'gbk':
 349                     $descr = __('Simplified Chinese');
 350                     break;
 351                 // Japanese charsets
 352                 case 'sjis':
 353                 case 'ujis':
 354                 case 'cp932':
 355                 case 'eucjpms':
 356                     $descr = __('Japanese');
 357                     break;
 358                 // Baltic charsets
 359                 case 'cp1257':
 360                 case 'latin7':
 361                     $descr = __('Baltic') . ' (' . __('multilingual') . ')';
 362                     break;
 363                 // Other
 364                 case 'armscii8':
 365                 case 'armscii':
 366                     $descr = __('Armenian');
 367                     break;
 368                 case 'big5':
 369                     $descr = __('Traditional Chinese');
 370                     break;
 371                 case 'cp1251':
 372                     $descr = __('Cyrillic') . ' (' . __('multilingual') . ')';
 373                     break;
 374                 case 'cp1256':
 375                     $descr = __('Arabic');
 376                     break;
 377                 case 'euckr':
 378                     $descr = __('Korean');
 379                     break;
 380                 case 'hebrew':
 381                     $descr = __('Hebrew');
 382                     break;
 383                 case 'geostd8':
 384                     $descr = __('Georgian');
 385                     break;
 386                 case 'greek':
 387                     $descr = __('Greek');
 388                     break;
 389                 case 'keybcs2':
 390                     $descr = __('Czech-Slovak');
 391                     break;
 392                 case 'koi8u':
 393                     $descr = __('Ukrainian');
 394                     break;
 395                 case 'latin5':
 396                     $descr = __('Turkish');
 397                     break;
 398                 case 'swe7':
 399                     $descr = __('Swedish');
 400                     break;
 401                 case 'tis620':
 402                     $descr = __('Thai');
 403                     break;
 404                 default:
 405                     $descr = __('unknown');
 406                     break;
 407             }
 408             if (!empty($is_bin)) {
 409                 $descr .= ', ' . __('Binary');
 410             }
 411             break;
 412         default: $descr = __('unknown');
 413     }
 414     if (!empty($parts[2])) {
 415         if ($parts[2] == 'ci') {
 416             $descr .= ', ' . __('case-insensitive');
 417         } elseif ($parts[2] == 'cs') {
 418             $descr .= ', ' . __('case-sensitive');
 419         }
 420     }
 421
 422     return $descr;
 423 }
 424 ?>