function fromUnicode($str)
{
$ustr = "";
if (!is_string($str) or !$this->isValid()) {
return $ustr;
}
$utf8_codec = eZUTF8Codec::instance();
$len = strlen($str);
for ($i = 0; $i < $len;) {
$char_code = $utf8_codec->fromUtf8($str, $i, $l);
if ($char_code !== false) {
$i += $l;
$ustr .= chr($this->CodePage->unicodeToChar($char_code));
} else {
++$i;
}
}
return $ustr;
}
static function fetchAlphabet()
{
$contentINI = eZINI::instance('content.ini');
$alphabetRangeList = $contentINI->hasVariable('AlphabeticalFilterSettings', 'AlphabetList') ? $contentINI->variable('AlphabeticalFilterSettings', 'AlphabetList') : array();
$alphabetFromArray = $contentINI->hasVariable('AlphabeticalFilterSettings', 'ContentFilterList') ? $contentINI->variable('AlphabeticalFilterSettings', 'ContentFilterList') : array('default');
// If alphabet list is empty
if (count($alphabetFromArray) == 0) {
return false;
}
$alphabetRangeList = array_merge($alphabetRangeList, array('default' => '97-122'));
$alphabet = array();
foreach ($alphabetFromArray as $alphabetFrom) {
// If $alphabetFrom exists in range array $alphabetRangeList
if (isset($alphabetRangeList[$alphabetFrom])) {
$lettersArray = explode(',', $alphabetRangeList[$alphabetFrom]);
foreach ($lettersArray as $letter) {
$rangeArray = explode('-', $letter);
if (isset($rangeArray[1])) {
$alphabet = array_merge($alphabet, range(trim($rangeArray[0]), trim($rangeArray[1])));
} else {
$alphabet = array_merge($alphabet, array(trim($letter)));
}
}
}
}
// Get alphabet by default (eng-GB)
if (count($alphabet) == 0) {
$rangeArray = explode('-', $alphabetRangeList['default']);
$alphabet = range($rangeArray[0], $rangeArray[1]);
}
$resAlphabet = array();
$i18nINI = eZINI::instance('i18n.ini');
$charset = $i18nINI->variable('CharacterSettings', 'Charset');
$codec = eZTextCodec::instance('utf-8', $charset);
$utf8_codec = eZUTF8Codec::instance();
// Convert all letters of alphabet from unicode to utf-8 and from utf-8 to current locale
foreach ($alphabet as $item) {
$utf8Letter = $utf8_codec->toUtf8($item);
$resAlphabet[] = $codec ? $codec->convertString($utf8Letter) : $utf8Letter;
}
return $resAlphabet;
}
static function strlen($str)
{
$table = eZUTF8Codec::utf8LengthTable();
$len = strlen($str);
$strlen = 0;
for ($i = 0; $i < $len;) {
$char = ord($str[$i]);
$char_len = $table[$char >> 2 & 0x3f];
$i += $char_len;
++$strlen;
}
return $strlen;
}
function strlenUTF8($str)
{
$utf8_codec = eZUTF8Codec::instance();
return $utf8_codec->strlen($str);
}
function load($use_cache = true)
{
// temporarely hide the cache display problem
// http://ez.no/community/bugs/char_transform_cache_file_is_not_valid_php
//$use_cache = false;
$file = "share/codepages/" . $this->CharsetCode;
// eZDebug::writeDebug( "ezcodepage::load was called for $file..." );
$permissionArray = self::permissionSetting();
if ($permissionArray !== false) {
$cache_dir = $permissionArray['var_directory'] . "/codepages/";
$cache_filename = md5($this->CharsetCode);
$cache = $cache_dir . $cache_filename . ".php";
} else {
$cache = false;
}
if (!file_exists($file)) {
eZDebug::writeWarning("Couldn't load codepage file {$file}", "eZCodePage");
return;
}
$file_m = filemtime($file);
$this->Valid = false;
if (isset($GLOBALS['eZSiteBasics'])) {
$siteBasics = $GLOBALS['eZSiteBasics'];
if (isset($siteBasics['no-cache-adviced']) and $siteBasics['no-cache-adviced']) {
$use_cache = false;
}
}
if ($cache && file_exists($cache) and $use_cache) {
$cache_m = filemtime($cache);
if ($file_m <= $cache_m) {
unset($eZCodePageCacheCodeDate);
$umap = $utf8map = $cmap = $utf8cmap = $min_char = $max_char = $read_extra = null;
include $cache;
$this->UnicodeMap = $umap;
$this->UTF8Map = $utf8map;
$this->CodeMap = $cmap;
$this->UTF8CodeMap = $utf8cmap;
$this->MinCharValue = $min_char;
$this->MaxCharValue = $max_char;
$this->ReadExtraMap = $read_extra;
if (isset($eZCodePageCacheCodeDate) and $eZCodePageCacheCodeDate == self::CACHE_CODE_DATE) {
$this->Valid = true;
return;
}
}
}
$utf8_codec = eZUTF8Codec::instance();
$this->UnicodeMap = array();
$this->UTF8Map = array();
$this->CodeMap = array();
$this->UTF8CodeMap = array();
$this->ReadExtraMap = array();
for ($i = 0; $i < 32; ++$i) {
$code = $i;
$ucode = $i;
$utf8_code = $utf8_codec->toUtf8($ucode);
$this->UnicodeMap[$code] = $ucode;
$this->UTF8Map[$code] = $utf8_code;
$this->CodeMap[$ucode] = $code;
$this->UTF8CodeMap[$utf8_code] = $code;
}
$this->MinCharValue = 0;
$this->MaxCharValue = 31;
$lines = file($file);
reset($lines);
while (($key = key($lines)) !== null) {
if (preg_match("/^#/", $lines[$key])) {
next($lines);
continue;
}
$line = trim($lines[$key]);
$items = explode("\t", $line);
if (count($items) == 3) {
$code = false;
$ucode = false;
$desc = $items[2];
if (preg_match("/(=|0x)([0-9a-fA-F]{4})/", $items[0], $args)) {
$code = hexdec($args[2]);
// eZDebug::writeNotice( $args, "doublebyte" );
} else {
if (preg_match("/(=|0x)([0-9a-fA-F]{2})/", $items[0], $args)) {
$code = hexdec($args[2]);
// eZDebug::writeNotice( $args, "singlebyte" );
}
}
if (preg_match("/(U\\+|0x)([0-9a-fA-F]{4})/", $items[1], $args)) {
$ucode = hexdec($args[2]);
}
if ($code !== false and $ucode !== false) {
$utf8_code = $utf8_codec->toUtf8($ucode);
$this->UnicodeMap[$code] = $ucode;
$this->UTF8Map[$code] = $utf8_code;
$this->CodeMap[$ucode] = $code;
$this->UTF8CodeMap[$utf8_code] = $code;
$this->MinCharValue = min($this->MinCharValue, $code);
$this->MaxCharValue = max($this->MaxCharValue, $code);
} else {
if ($code !== false) {
$this->ReadExtraMap[$code] = true;
}
}
}
next($lines);
}
$this->Valid = true;
$this->MinCharValue = min($this->MinCharValue, $code);
$this->MaxCharValue = max($this->MaxCharValue, $code);
if ($use_cache) {
// If there is no setting; do nothing:
if ($permissionArray === false) {
if (!isset($GLOBALS['EZCODEPAGECACHEOBJECTLIST'])) {
$GLOBALS['EZCODEPAGECACHEOBJECTLIST'] = array();
}
// The array already exists; we simply append to it.
$GLOBALS['EZCODEPAGECACHEOBJECTLIST'][] = $this;
} else {
// Store the cache object with the correct permission setting.
$this->storeCacheObject($cache, $permissionArray);
// Check if the global array for codepage cache objects exist:
}
}
}
