libraries/mysql_charsets.lib.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  *
   5  * @version $Id$
   6  * @package phpMyAdmin
   7  */
   8 if (! defined('PHPMYADMIN')) {
   9     exit;
  10 }
  11
  12 /**
  13  *
  14  */
  15
  16 if (! PMA_cacheExists('mysql_charsets_count', true)) {
  17     $res = PMA_DBI_query('SHOW CHARACTER SET;');
  18
  19     $mysql_charsets = array();
  20     while ($row = PMA_DBI_fetch_assoc($res)) {
  21         $mysql_charsets[] = $row['Charset'];
  22         // never used
  23         //$mysql_charsets_maxlen[$row['Charset']] = $row['Maxlen'];
  24         $mysql_charsets_descriptions[$row['Charset']] = $row['Description'];
  25     }
  26     PMA_DBI_free_result($res);
  27
  28     $mysql_charsets_count = count($mysql_charsets);
  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     $res = PMA_DBI_query('SHOW COLLATION;');
  35     while ($row = PMA_DBI_fetch_assoc($res)) {
  36         if (!is_array($mysql_collations[$row['Charset']])) {
  37             $mysql_collations[$row['Charset']] = array($row['Collation']);
  38         } else {
  39             $mysql_collations[$row['Charset']][] = $row['Collation'];
  40         }
  41         $mysql_collations_flat[] = $row['Collation'];
  42         if ((isset($row['D']) && $row['D'] == 'Y') || (isset($row['Default']) && $row['Default'] == 'Yes')) {
  43             $mysql_default_collations[$row['Charset']] = $row['Collation'];
  44         }
  45         //$mysql_collations_available[$row['Collation']] = !isset($row['Compiled']) || $row['Compiled'] == 'Yes';
  46         $mysql_collations_available[$row['Collation']] = TRUE;
  47         $mysql_charsets_available[$row['Charset']] =
  48             !empty($mysql_charsets_available[$row['Charset']])
  49          || !empty($mysql_collations_available[$row['Collation']]);
  50     }
  51     PMA_DBI_free_result($res);
  52     unset($res, $row);
  53
  54     $mysql_collations_count = count($mysql_collations_flat);
  55     sort($mysql_collations_flat, SORT_STRING);
  56     foreach ($mysql_collations AS $key => $value) {
  57         sort($mysql_collations[$key], SORT_STRING);
  58         reset($mysql_collations[$key]);
  59     }
  60     unset($key, $value);
  61
  62     PMA_cacheSet('mysql_charsets', $GLOBALS['mysql_charsets'], true);
  63     PMA_cacheSet('mysql_charsets_descriptions', $GLOBALS['mysql_charsets_descriptions'], true);
  64     PMA_cacheSet('mysql_charsets_count', $GLOBALS['mysql_charsets_count'], true);
  65     PMA_cacheSet('mysql_charsets_available', $GLOBALS['mysql_charsets_available'], true);
  66     PMA_cacheSet('mysql_collations', $GLOBALS['mysql_collations'], true);
  67     PMA_cacheSet('mysql_default_collations', $GLOBALS['mysql_default_collations'], true);
  68     PMA_cacheSet('mysql_collations_flat', $GLOBALS['mysql_collations_flat'], true);
  69     PMA_cacheSet('mysql_collations_count', $GLOBALS['mysql_collations_count'], true);
  70     PMA_cacheSet('mysql_collations_available', $GLOBALS['mysql_collations_available'], true);
  71 } else {
  72     $GLOBALS['mysql_charsets']                  = PMA_cacheGet('mysql_charsets', true);
  73     $GLOBALS['mysql_charsets_descriptions']     = PMA_cacheGet('mysql_charsets_descriptions', true);
  74     $GLOBALS['mysql_charsets_count']            = PMA_cacheGet('mysql_charsets_count', true);
  75     $GLOBALS['mysql_charsets_available']        = PMA_cacheGet('mysql_charsets_available', true);
  76     $GLOBALS['mysql_collations']                = PMA_cacheGet('mysql_collations', true);
  77     $GLOBALS['mysql_default_collations']        = PMA_cacheGet('mysql_default_collations', true);
  78     $GLOBALS['mysql_collations_flat']           = PMA_cacheGet('mysql_collations_flat', true);
  79     $GLOBALS['mysql_collations_count']          = PMA_cacheGet('mysql_collations_count', true);
  80     $GLOBALS['mysql_collations_available']      = PMA_cacheGet('mysql_collations_available', true);
  81 }
  82
  83 define('PMA_CSDROPDOWN_COLLATION', 0);
  84 define('PMA_CSDROPDOWN_CHARSET',   1);
  85
  86 function PMA_generateCharsetDropdownBox($type = PMA_CSDROPDOWN_COLLATION,
  87     $name = null, $id = null, $default = null, $label = TRUE, $indent = 0,
  88     $submitOnChange = FALSE, $displayUnavailable = FALSE)
  89 {
  90     global $mysql_charsets, $mysql_charsets_descriptions,
  91         $mysql_charsets_available, $mysql_collations, $mysql_collations_available;
  92
  93     if (empty($name)) {
  94         if ($type == PMA_CSDROPDOWN_COLLATION) {
  95             $name = 'collation';
  96         } else {
  97             $name = 'character_set';
  98         }
  99     }
 100
 101     $return_str  = '<select xml:lang="en" dir="ltr" name="'
 102         . htmlspecialchars($name) . '"'
 103         . (empty($id) ? '' : ' id="' . htmlspecialchars($id) . '"')
 104         . ($submitOnChange ? ' onchange="this.form.submit();"' : '') . '>' . "\n";
 105     if ($label) {
 106         $return_str .= '<option value="">'
 107             . ($type == PMA_CSDROPDOWN_COLLATION ? $GLOBALS['strCollation'] : $GLOBALS['strCharset'])
 108             . '</option>' . "\n";
 109     }
 110     $return_str .= '<option value=""></option>' . "\n";
 111     foreach ($mysql_charsets as $current_charset) {
 112         if (!$mysql_charsets_available[$current_charset]) {
 113             continue;
 114         }
 115         $current_cs_descr =
 116             empty($mysql_charsets_descriptions[$current_charset])
 117             ? $current_charset
 118             : $mysql_charsets_descriptions[$current_charset];
 119
 120         if ($type == PMA_CSDROPDOWN_COLLATION) {
 121             $return_str .= '<optgroup label="' . $current_charset
 122                 . '" title="' . $current_cs_descr . '">' . "\n";
 123             foreach ($mysql_collations[$current_charset] as $current_collation) {
 124                 if (!$mysql_collations_available[$current_collation]) {
 125                     continue;
 126                 }
 127                 $return_str .= '<option value="' . $current_collation
 128                     . '" title="' . PMA_getCollationDescr($current_collation) . '"'
 129                     . ($default == $current_collation ? ' selected="selected"' : '') . '>'
 130                     . $current_collation . '</option>' . "\n";
 131             }
 132             $return_str .= '</optgroup>' . "\n";
 133         } else {
 134             $return_str .= '<option value="' . $current_charset
 135                 . '" title="' . $current_cs_descr . '"'
 136                 . ($default == $current_charset ? ' selected="selected"' : '') . '>'
 137                 . $current_charset . '</option>' . "\n";
 138         }
 139     }
 140     $return_str .= '</select>' . "\n";
 141
 142     return $return_str;
 143 }
 144
 145 function PMA_generateCharsetQueryPart($collation) {
 146     list($charset) = explode('_', $collation);
 147     return ' CHARACTER SET ' . $charset . ($charset == $collation ? '' : ' COLLATE ' . $collation);
 148 }
 149
 150 /**
 151  * returns collation of given db
 152  *
 153  * @uses    PMA_DBI_fetch_value()
 154  * @uses    PMA_DBI_select_db()
 155  * @uses    PMA_sqlAddSlashes()
 156  * @uses    $GLOBALS['db']
 157  * @param   string  $db     name of db
 158  * @return  string  collation of $db
 159  */
 160 function PMA_getDbCollation($db) {
 161     if ($db == 'information_schema') {
 162         // We don't have to check the collation of the virtual
 163         // information_schema database: We know it!
 164         return 'utf8_general_ci';
 165     }
 166
 167     if (! $GLOBALS['cfg']['Server']['DisableIS']) {
 168         // this is slow with thousands of databases
 169         return PMA_DBI_fetch_value('SELECT DEFAULT_COLLATION_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = \'' . PMA_sqlAddSlashes($db) . '\' LIMIT 1;');
 170     } else {
 171         PMA_DBI_select_db($db);
 172         $return = PMA_DBI_fetch_value('SHOW VARIABLES LIKE \'collation_database\'', 0, 1);
 173         if ($db !== $GLOBALS['db']) {
 174             PMA_DBI_select_db($GLOBALS['db']);
 175         }
 176         return $return;
 177     }
 178 }
 179
 180 /**
 181  * returns default server collation from show variables
 182  *
 183  * @uses    PMA_DBI_fetch_value()
 184  * @return  string  $server_collation
 185  */
 186 function PMA_getServerCollation() {
 187     return PMA_DBI_fetch_value(
 188         'SHOW VARIABLES LIKE \'collation_server\'', 0, 1);
 189 }
 190
 191 /**
 192  * returns description for given collation
 193  *
 194  * @uses    is_array()
 195  * @uses    explode()
 196  * @uses    count()
 197  * @uses    $GLOBALS['str[Languages|Sorting]']
 198  *
 199  * @param   string  $collation  MySQL collation string
 200  * @return  string  collation description
 201  */
 202 function PMA_getCollationDescr($collation) {
 203     static $collation_cache;
 204
 205     if (!is_array($collation_cache)) {
 206         $collation_cache = array();
 207     } elseif (isset($collation_cache[$collation])) {
 208         return $collation_cache[$collation];
 209     }
 210
 211     if ($collation == 'binary') {
 212         return $GLOBALS['strBinary'];
 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 = $GLOBALS['strBulgarian'];
 225             break;
 226         case 'chinese':
 227             if ($parts[0] == 'gb2312' || $parts[0] == 'gbk') {
 228                 $descr = $GLOBALS['strSimplifiedChinese'];
 229             } elseif ($parts[0] == 'big5') {
 230                 $descr = $GLOBALS['strTraditionalChinese'];
 231             }
 232             break;
 233         case 'ci':
 234             $descr = $GLOBALS['strCaseInsensitive'];
 235             break;
 236         case 'cs':
 237             $descr = $GLOBALS['strCaseSensitive'];
 238             break;
 239         case 'croatian':
 240             $descr = $GLOBALS['strCroatian'];
 241             break;
 242         case 'czech':
 243             $descr = $GLOBALS['strCzech'];
 244             break;
 245         case 'danish':
 246             $descr = $GLOBALS['strDanish'];
 247             break;
 248         case 'english':
 249             $descr = $GLOBALS['strEnglish'];
 250             break;
 251         case 'esperanto':
 252             $descr = $GLOBALS['strEsperanto'];
 253             break;
 254         case 'estonian':
 255             $descr = $GLOBALS['strEstonian'];
 256             break;
 257         case 'german1':
 258             $descr = $GLOBALS['strGerman'] . ' (' . $GLOBALS['strDictionary'] . ')';
 259             break;
 260         case 'german2':
 261             $descr = $GLOBALS['strGerman'] . ' (' . $GLOBALS['strPhoneBook'] . ')';
 262             break;
 263         case 'hungarian':
 264             $descr = $GLOBALS['strHungarian'];
 265             break;
 266         case 'icelandic':
 267             $descr = $GLOBALS['strIcelandic'];
 268             break;
 269         case 'japanese':
 270             $descr = $GLOBALS['strJapanese'];
 271             break;
 272         case 'latvian':
 273             $descr = $GLOBALS['strLatvian'];
 274             break;
 275         case 'lithuanian':
 276             $descr = $GLOBALS['strLithuanian'];
 277             break;
 278         case 'korean':
 279             $descr = $GLOBALS['strKorean'];
 280             break;
 281         case 'persian':
 282             $descr = $GLOBALS['strPersian'];
 283             break;
 284         case 'polish':
 285             $descr = $GLOBALS['strPolish'];
 286             break;
 287         case 'roman':
 288             $descr = $GLOBALS['strWestEuropean'];
 289             break;
 290         case 'romanian':
 291             $descr = $GLOBALS['strRomanian'];
 292             break;
 293         case 'slovak':
 294             $descr = $GLOBALS['strSlovak'];
 295             break;
 296         case 'slovenian':
 297             $descr = $GLOBALS['strSlovenian'];
 298             break;
 299         case 'spanish':
 300             $descr = $GLOBALS['strSpanish'];
 301             break;
 302         case 'spanish2':
 303             $descr = $GLOBALS['strTraditionalSpanish'];
 304             break;
 305         case 'swedish':
 306             $descr = $GLOBALS['strSwedish'];
 307             break;
 308         case 'thai':
 309             $descr = $GLOBALS['strThai'];
 310             break;
 311         case 'turkish':
 312             $descr = $GLOBALS['strTurkish'];
 313             break;
 314         case 'ukrainian':
 315             $descr = $GLOBALS['strUkrainian'];
 316             break;
 317         case 'unicode':
 318             $descr = $GLOBALS['strUnicode'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 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 = $GLOBALS['strUnicode'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 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 = $GLOBALS['strWestEuropean'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 337                     break;
 338                 // Central European charsets
 339                 case 'cp1250':
 340                 case 'cp852':
 341                 case 'latin2':
 342                 case 'macce':
 343                     $descr = $GLOBALS['strCentralEuropean'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 344                     break;
 345                 // Russian charsets
 346                 case 'cp866':
 347                 case 'koi8r':
 348                     $descr = $GLOBALS['strRussian'];
 349                     break;
 350                 // Simplified Chinese charsets
 351                 case 'gb2312':
 352                 case 'gbk':
 353                     $descr = $GLOBALS['strSimplifiedChinese'];
 354                     break;
 355                 // Japanese charsets
 356                 case 'sjis':
 357                 case 'ujis':
 358                 case 'cp932':
 359                 case 'eucjpms':
 360                     $descr = $GLOBALS['strJapanese'];
 361                     break;
 362                 // Baltic charsets
 363                 case 'cp1257':
 364                 case 'latin7':
 365                     $descr = $GLOBALS['strBaltic'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 366                     break;
 367                 // Other
 368                 case 'armscii8':
 369                 case 'armscii':
 370                     $descr = $GLOBALS['strArmenian'];
 371                     break;
 372                 case 'big5':
 373                     $descr = $GLOBALS['strTraditionalChinese'];
 374                     break;
 375                 case 'cp1251':
 376                     $descr = $GLOBALS['strCyrillic'] . ' (' . $GLOBALS['strMultilingual'] . ')';
 377                     break;
 378                 case 'cp1256':
 379                     $descr = $GLOBALS['strArabic'];
 380                     break;
 381                 case 'euckr':
 382                     $descr = $GLOBALS['strKorean'];
 383                     break;
 384                 case 'hebrew':
 385                     $descr = $GLOBALS['strHebrew'];
 386                     break;
 387                 case 'geostd8':
 388                     $descr = $GLOBALS['strGeorgian'];
 389                     break;
 390                 case 'greek':
 391                     $descr = $GLOBALS['strGreek'];
 392                     break;
 393                 case 'keybcs2':
 394                     $descr = $GLOBALS['strCzechSlovak'];
 395                     break;
 396                 case 'koi8u':
 397                     $descr = $GLOBALS['strUkrainian'];
 398                     break;
 399                 case 'latin5':
 400                     $descr = $GLOBALS['strTurkish'];
 401                     break;
 402                 case 'swe7':
 403                     $descr = $GLOBALS['strSwedish'];
 404                     break;
 405                 case 'tis620':
 406                     $descr = $GLOBALS['strThai'];
 407                     break;
 408                 default:
 409                     $descr = $GLOBALS['strUnknown'];
 410                     break;
 411             }
 412             if (!empty($is_bin)) {
 413                 $descr .= ', ' . $GLOBALS['strBinary'];
 414             }
 415             break;
 416         default: $descr = $GLOBALS['strUnknown'];
 417     }
 418     if (!empty($parts[2])) {
 419         if ($parts[2] == 'ci') {
 420             $descr .= ', ' . $GLOBALS['strCaseInsensitive'];
 421         } elseif ($parts[2] == 'cs') {
 422             $descr .= ', ' . $GLOBALS['strCaseSensitive'];
 423         }
 424     }
 425
 426     $collation_cache[$collation] = $descr;
 427     return $descr;
 428 }
 429 ?>