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525 lines
18 KiB
525 lines
18 KiB
<?php
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define('InEmpireCMSIconv',TRUE);
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class Chinese
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{
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//存放简体中文与拼音对照表
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var $pinyin_table = array();
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//存放 GB <-> UNICODE 对照表的内容
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var $unicode_table = array();
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//访问中文繁简互换表的文件指针
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var $ctf;
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var $SourceText = "";
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//配置
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var $config = array(
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'codetable_dir' => '', // 存放各种语言互换表的目录
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'source_lang' => '', // 字符的原编码
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'target_lang' => '', // 转换后的编码
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'GBtoBIG5_table' => 'gb-big5.table', // 简体中文转换为繁体中文的对照表
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'BIG5toGB_table' => 'big5-gb.table', // 繁体中文转换为简体中文的对照表
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'GBtoPinYin_table' => 'gb-pinyin.table', // 简体中文转换为拼音的对照表
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'GBtoUnicode_table' => 'gb-unicode.table', // 简体中文转换为UNICODE的对照表
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'BIG5toUnicode_table' => 'big5-unicode.table' // 繁体中文转换为UNICODE的对照表
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);
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function Chinese($dir='./')
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{
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$this->config['codetable_dir'] = $dir."../data/codetable/";
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}
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function Convert( $source_lang , $target_lang , $source_string='' )
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{
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/* 如果编码相同，直接返回 */
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if ($source_lang == $target_lang || $source_string == '')
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{
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return $source_string;
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}
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if ($source_lang != '') {
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$this->config['source_lang'] = $source_lang;
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}
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if ($target_lang != '') {
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$this->config['target_lang'] = $target_lang;
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}
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$this->SourceText = $source_string;
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$this->OpenTable();
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// 判断是否为中文繁、简转换
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if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5") && ($this->config['target_lang']=="GB2312" || $this->config['target_lang']=="BIG5") ) {
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return $this->GB2312toBIG5();
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}
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// 判断是否为简体中文与拼音转换
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if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5") && $this->config['target_lang']=="PinYin" ) {
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return $this->CHStoPinYin();
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}
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// 判断是否为简体、繁体中文与UTF8转换
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if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5" || $this->config['source_lang']=="UTF8") && ($this->config['target_lang']=="UTF8" || $this->config['target_lang']=="GB2312" || $this->config['target_lang']=="BIG5") ) {
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return $this->CHStoUTF8();
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}
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// 判断是否为简体、繁体中文与UNICODE转换
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if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5") && $this->config['target_lang']=="UNICODE" ) {
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return $this->CHStoUNICODE();
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}
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}
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//将 16 进制转换为 2 进制字符
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function _hex2bin( $hexdata )
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{
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$bindata = '';
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for ($i = 0; $i < strlen($hexdata); $i += 2 )
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{
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$bindata .= chr(hexdec(substr($hexdata, $i, 2)));
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}
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return $bindata;
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}
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function OpenTable()
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{
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// 假如原编码为简体中文的话
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if ($this->config['source_lang']=="GB2312") {
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// 假如转换目标编码为繁体中文的话
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if ($this->config['target_lang'] == "BIG5") {
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$this->ctf = fopen($this->config['codetable_dir'].$this->config['GBtoBIG5_table'], "rb");
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if (is_null($this->ctf)) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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}
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// 假如转换目标编码为拼音的话
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if ($this->config['target_lang'] == "PinYin") {
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$tmp = @file($this->config['codetable_dir'].$this->config['GBtoPinYin_table']);
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if (!$tmp) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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//
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$i = 0;
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for ($i=0; $i<count($tmp); $i++) {
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$tmp1 = explode(" ", $tmp[$i]);
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$this->pinyin_table[$i]=array($tmp1[0],$tmp1[1]);
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}
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}
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// 假如转换目标编码为 UTF8 的话
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if ($this->config['target_lang'] == "UTF8") {
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$tmp = @file($this->config['codetable_dir'].$this->config['GBtoUnicode_table']);
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if (!$tmp) {
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echo "编码转换失败！";
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exit;
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}
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$this->unicode_table = array();
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while(list($key,$value)=each($tmp))
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$this->unicode_table[hexdec(substr($value,0,6))]=substr($value,7,6);
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}
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// 假如转换目标编码为 UNICODE 的话
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if ($this->config['target_lang'] == "UNICODE") {
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$tmp = @file($this->config['codetable_dir'].$this->config['GBtoUnicode_table']);
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if (!$tmp) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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$this->unicode_table = array();
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while(list($key,$value)=each($tmp))
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$this->unicode_table[hexdec(substr($value,0,6))]=substr($value,9,4);
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}
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}
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// 假如原编码为繁体中文的话
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if ($this->config['source_lang']=="BIG5") {
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// 假如转换目标编码为简体中文的话
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if ($this->config['target_lang'] == "GB2312") {
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$this->ctf = fopen($this->config['codetable_dir'].$this->config['BIG5toGB_table'], "r");
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if (is_null($this->ctf)) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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}
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// 假如转换目标编码为 UTF8 的话
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if ($this->config['target_lang'] == "UTF8") {
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$tmp = @file($this->config['codetable_dir'].$this->config['BIG5toUnicode_table']);
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if (!$tmp) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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$this->unicode_table = array();
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while(list($key,$value)=each($tmp))
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$this->unicode_table[hexdec(substr($value,0,6))]=substr($value,7,6);
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}
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// 假如转换目标编码为 UNICODE 的话
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if ($this->config['target_lang'] == "UNICODE") {
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$tmp = @file($this->config['codetable_dir'].$this->config['BIG5toUnicode_table']);
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if (!$tmp) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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$this->unicode_table = array();
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while(list($key,$value)=each($tmp))
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$this->unicode_table[hexdec(substr($value,0,6))]=substr($value,9,4);
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}
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// 假如转换目标编码为拼音的话
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if ($this->config['target_lang'] == "PinYin") {
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$tmp = @file($this->config['codetable_dir'].$this->config['GBtoPinYin_table']);
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if (!$tmp) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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//
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$i = 0;
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for ($i=0; $i<count($tmp); $i++) {
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$tmp1 = explode(" ", $tmp[$i]);
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$this->pinyin_table[$i]=array($tmp1[0],$tmp1[1]);
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}
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}
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}
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// 假如原编码为 UTF8 的话
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if ($this->config['source_lang']=="UTF8") {
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// 假如转换目标编码为 GB2312 的话
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if ($this->config['target_lang'] == "GB2312") {
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$tmp = @file($this->config['codetable_dir'].$this->config['GBtoUnicode_table']);
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if (!$tmp) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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$this->unicode_table = array();
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while(list($key,$value)=each($tmp))
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{
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$this->unicode_table[hexdec(substr($value,7,6))]=substr($value,0,6);
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}
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}
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// 假如转换目标编码为 BIG5 的话
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if ($this->config['target_lang'] == "BIG5") {
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$tmp = @file($this->config['codetable_dir'].$this->config['BIG5toUnicode_table']);
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if (!$tmp) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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$this->unicode_table = array();
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while(list($key,$value)=each($tmp))
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{
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$this->unicode_table[hexdec(substr($value,7,6))]=substr($value,0,6);
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}
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}
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}
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}
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function OpenFile( $position , $isHTML=false )
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{
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$tempcontent = @file($position);
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if (!$tempcontent) {
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echo "打开文件失败！";
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exit;
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}
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$this->SourceText = implode("",$tempcontent);
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if ($isHTML) {
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$this->SourceText = preg_replace( "/charset=".$this->config['source_lang']."/i" , "charset=".$this->config['target_lang'] , $this->SourceText);
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$this->SourceText = str_replace("\n", "", $this->SourceText);
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$this->SourceText = str_replace("\r", "", $this->SourceText);
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}
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}
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function SiteOpen( $position )
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{
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$tempcontent = @file($position);
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if (!$tempcontent) {
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echo "打开文件失败！";
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exit;
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}
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// 将数组的所有内容转换为字符串
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$this->SourceText = implode("",$tempcontent);
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$this->SourceText = preg_replace( "/charset=".$this->config['source_lang']."/i" , "charset=".$this->config['target_lang'] , $this->SourceText);
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}
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function setvar( $parameter , $value )
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{
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if(!trim($parameter))
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return $parameter;
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$this->config[$parameter] = $value;
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}
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function CHSUtoUTF8($c)
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{
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$str="";
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if ($c < 0x80) {
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$str.=$c;
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}
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elseif ($c < 0x800) {
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$str.=(0xC0 | $c>>6);
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$str.=(0x80 | $c & 0x3F);
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}
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elseif ($c < 0x10000) {
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$str.=(0xE0 | $c>>12);
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$str.=(0x80 | $c>>6 & 0x3F);
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$str.=(0x80 | $c & 0x3F);
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}
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elseif ($c < 0x200000) {
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$str.=(0xF0 | $c>>18);
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$str.=(0x80 | $c>>12 & 0x3F);
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$str.=(0x80 | $c>>6 & 0x3F);
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$str.=(0x80 | $c & 0x3F);
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}
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return $str;
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}
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function CHStoUTF8(){
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if ($this->config["source_lang"]=="BIG5" || $this->config["source_lang"]=="GB2312") {
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$ret="";
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while($this->SourceText){
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if(ord(substr($this->SourceText,0,1))>127){
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if ($this->config["source_lang"]=="BIG5") {
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$utf8=$this->CHSUtoUTF8(hexdec($this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))]));
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}
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if ($this->config["source_lang"]=="GB2312") {
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$utf8=$this->CHSUtoUTF8(hexdec($this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))-0x8080]));
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}
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for($i=0;$i<strlen($utf8);$i+=3)
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$ret.=chr(substr($utf8,$i,3));
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$this->SourceText=substr($this->SourceText,2,strlen($this->SourceText));
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}
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else{
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$ret.=substr($this->SourceText,0,1);
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$this->SourceText=substr($this->SourceText,1,strlen($this->SourceText));
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}
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}
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$this->unicode_table = array();
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$this->SourceText = "";
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return $ret;
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}
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if ($this->config["source_lang"]=="UTF8") {
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$out = '';
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$len = strlen($this->SourceText);
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$i = 0;
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while($i < $len) {
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$c = ord( substr( $this->SourceText, $i++, 1 ) );
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switch($c >> 4)
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{
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case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7:
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// 0xxxxxxx
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$out .= substr( $this->SourceText, $i - 1, 1 );
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break;
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case 12: case 13:
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// 110x xxxx 10xx xxxx
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$char2 = ord( substr( $this->SourceText, $i++, 1 ) );
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$char3 = $this->unicode_table[(($c & 0x1F) << 6) | ($char2 & 0x3F)];
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if ($this->config["target_lang"]=="GB2312")
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{
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$out .= $this->_hex2bin( dechex( $char3 + 0x8080 ) );
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} elseif ($this->config["target_lang"]=="BIG5")
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{
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$out .= $this->_hex2bin( dechex ( $char3 + 0x0000 ) );
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}
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break;
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case 14:
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// 1110 xxxx 10xx xxxx 10xx xxxx
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$char2 = ord( substr( $this->SourceText, $i++, 1 ) );
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$char3 = ord( substr( $this->SourceText, $i++, 1 ) );
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$char4 = $this->unicode_table[(($c & 0x0F) << 12) | (($char2 & 0x3F) << 6) | (($char3 & 0x3F) << 0)];
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if ($this->config["target_lang"]=="GB2312")
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{
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$out .= $this->_hex2bin( dechex ( $char4 + 0x8080 ) );
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} elseif ($this->config["target_lang"]=="BIG5")
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{
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$out .= $this->_hex2bin( dechex ( $char4 + 0x0000 ) );
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}
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break;
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}
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}
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// 返回结果
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return $out;
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}
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}
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function CHStoUNICODE()
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{
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$utf="";
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while($this->SourceText)
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{
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if (ord(substr($this->SourceText,0,1))>127)
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{
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if ($this->config["source_lang"]=="GB2312")
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$utf.="&#x".$this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))-0x8080].";";
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if ($this->config["source_lang"]=="BIG5")
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$utf.="&#x".$this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))].";";
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$this->SourceText=substr($this->SourceText,2,strlen($this->SourceText));
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}
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else
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{
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$utf.=substr($this->SourceText,0,1);
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$this->SourceText=substr($this->SourceText,1,strlen($this->SourceText));
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}
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}
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return $utf;
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}
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function GB2312toBIG5()
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{
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// 获取等待转换的字符串的总长度
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$max=strlen($this->SourceText)-1;
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for($i=0;$i<$max;$i++){
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$h=ord($this->SourceText[$i]);
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if($h>=160){
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$l=ord($this->SourceText[$i+1]);
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if($h==161 && $l==64){
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$gb=" ";
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}
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else{
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fseek($this->ctf,($h-160)*510+($l-1)*2);
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$gb=fread($this->ctf,2);
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}
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$this->SourceText[$i]=$gb[0];
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$this->SourceText[$i+1]=$gb[1];
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$i++;
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}
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}
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fclose($this->ctf);
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// 将转换后的结果赋予 $result;
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$result = $this->SourceText;
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// 清空 $thisSourceText
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$this->SourceText = "";
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// 返回转换结果
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return $result;
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}
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function PinYinSearch($num){
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if($num>0&&$num<160){
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return chr($num);
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}
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elseif($num<-20319||$num>-10247){
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return "";
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}
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else{
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for($i=count($this->pinyin_table)-1;$i>=0;$i--){
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if($this->pinyin_table[$i][1]<=$num)
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break;
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}
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return $this->pinyin_table[$i][0];
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}
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}
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function CHStoPinYin(){
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if ( $this->config['source_lang']=="BIG5" ) {
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$this->ctf = fopen($this->config['codetable_dir'].$this->config['BIG5toGB_table'], "r");
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if (is_null($this->ctf)) {
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echo "打开打开转换表文件失败！";
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exit;
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}
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$this->SourceText = $this->GB2312toBIG5();
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$this->config['target_lang'] = "PinYin";
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|
}
|
|
|
|
$ret = array();
|
|
$ri = 0;
|
|
for($i=0;$i<strlen($this->SourceText);$i++){
|
|
|
|
$p=ord(substr($this->SourceText,$i,1));
|
|
|
|
if($p>160){
|
|
$q=ord(substr($this->SourceText,++$i,1));
|
|
$p=$p*256+$q-65536;
|
|
}
|
|
|
|
$ret[$ri]=$this->PinYinSearch($p);
|
|
$ri = $ri + 1;
|
|
}
|
|
|
|
// 清空 $this->SourceText
|
|
$this->SourceText = "";
|
|
|
|
$this->pinyin_table = array();
|
|
|
|
// 返回转换后的结果
|
|
return implode(" ", $ret);
|
|
}
|
|
|
|
function ConvertIT()
|
|
{
|
|
// 判断是否为中文繁、简转换
|
|
if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5") && ($this->config['target_lang']=="GB2312" || $this->config['target_lang']=="BIG5") ) {
|
|
return $this->GB2312toBIG5();
|
|
}
|
|
|
|
// 判断是否为简体中文与拼音转换
|
|
if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5") && $this->config['target_lang']=="PinYin" ) {
|
|
return $this->CHStoPinYin();
|
|
}
|
|
|
|
// 判断是否为简体、繁体中文与UTF8转换
|
|
if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5" || $this->config['source_lang']=="UTF8") && ($this->config['target_lang']=="UTF8" || $this->config['target_lang']=="GB2312" || $this->config['target_lang']=="BIG5") ) {
|
|
return $this->CHStoUTF8();
|
|
}
|
|
|
|
// 判断是否为简体、繁体中文与UNICODE转换
|
|
if ( ($this->config['source_lang']=="GB2312" || $this->config['source_lang']=="BIG5") && $this->config['target_lang']=="UNICODE" ) {
|
|
return $this->CHStoUNICODE();
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
?>
|