doiconv.php | searchcode

/e/class/doiconv.php

https://github.com/westeast/xwdede
PHP | 525 lines | 387 code | 98 blank | 40 comment | 104 complexity | d4ee46961d22cf1ea1f2eeddf085cf85 MD5 | raw file

<?php

define('InEmpireCMSIconv',TRUE);



class Chinese

{

	//存放简体中文与拼音对照表

    var $pinyin_table = array();



	//存放 GB <-> UNICODE 对照表的内容

    var $unicode_table = array();



	//访问中文繁简互换表的文件指针

    var $ctf;



    var $SourceText = "";



	//配置

    var $config  =  array(

        'codetable_dir'         => '',                      //  存放各种语言互换表的目录

        'source_lang'           => '',                      //  字符的原编码

        'target_lang'           => '',                      //  转换后的编码

        'GBtoBIG5_table'        => 'gb-big5.table',         //  简体中文转换为繁体中文的对照表

        'BIG5toGB_table'        => 'big5-gb.table',         //  繁体中文转换为简体中文的对照表

        'GBtoPinYin_table'      => 'gb-pinyin.table',       //  简体中文转换为拼音的对照表

        'GBtoUnicode_table'     => 'gb-unicode.table',      //  简体中文转换为UNICODE的对照表

        'BIG5toUnicode_table'   => 'big5-unicode.table'     //  繁体中文转换为UNICODE的对照表

    );



    function Chinese($dir='./')

    {

        $this->config['codetable_dir'] = $dir."../data/codetable/";

    }



    function Convert( $source_lang , $target_lang , $source_string='' )

    {

        /* 如果编码相同，直接返回 */

        if ($source_lang == $target_lang || $source_string == '')

        {

            return $source_string;

        }

        

        if ($source_lang != '') {

            $this->config['source_lang'] = $source_lang;

        }



        if ($target_lang != '') {

            $this->config['target_lang'] = $target_lang;

        }



		

        $this->SourceText = $source_string;

        

        $this->OpenTable();

        // 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();

        }

    }



	//将 16 进制转换为 2 进制字符

    function _hex2bin( $hexdata )

    {

        $bindata = '';

        for ($i = 0; $i < strlen($hexdata); $i += 2 )

        {

        	$bindata .= chr(hexdec(substr($hexdata, $i, 2)));

        }



        return $bindata;

    }



    function OpenTable()

    {



        // 假如原编码为简体中文的话

        if ($this->config['source_lang']=="GB2312") {



            // 假如转换目标编码为繁体中文的话

            if ($this->config['target_lang'] == "BIG5") {

                $this->ctf = fopen($this->config['codetable_dir'].$this->config['GBtoBIG5_table'], "rb");

                if (is_null($this->ctf)) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

            }



            // 假如转换目标编码为拼音的话

            if ($this->config['target_lang'] == "PinYin") {

                $tmp = @file($this->config['codetable_dir'].$this->config['GBtoPinYin_table']);

                if (!$tmp) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

                //

                $i = 0;

                for ($i=0; $i<count($tmp); $i++) {

                    $tmp1 = explode("	", $tmp[$i]);

                    $this->pinyin_table[$i]=array($tmp1[0],$tmp1[1]);

                }

            }



            // 假如转换目标编码为 UTF8 的话

            if ($this->config['target_lang'] == "UTF8") {

                $tmp = @file($this->config['codetable_dir'].$this->config['GBtoUnicode_table']);

                if (!$tmp) {

                    echo "编码转换失败！";

                    exit;

                }

                $this->unicode_table = array();

                while(list($key,$value)=each($tmp))

                $this->unicode_table[hexdec(substr($value,0,6))]=substr($value,7,6);

            }



            // 假如转换目标编码为 UNICODE 的话

            if ($this->config['target_lang'] == "UNICODE") {

                $tmp = @file($this->config['codetable_dir'].$this->config['GBtoUnicode_table']);

                if (!$tmp) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

                $this->unicode_table = array();

                while(list($key,$value)=each($tmp))

                $this->unicode_table[hexdec(substr($value,0,6))]=substr($value,9,4);

            }

        }



        // 假如原编码为繁体中文的话

        if ($this->config['source_lang']=="BIG5") {

            // 假如转换目标编码为简体中文的话

            if ($this->config['target_lang'] == "GB2312") {

                $this->ctf = fopen($this->config['codetable_dir'].$this->config['BIG5toGB_table'], "r");

                if (is_null($this->ctf)) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

            }

            // 假如转换目标编码为 UTF8 的话

            if ($this->config['target_lang'] == "UTF8") {

                $tmp = @file($this->config['codetable_dir'].$this->config['BIG5toUnicode_table']);

                if (!$tmp) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

                $this->unicode_table = array();

                while(list($key,$value)=each($tmp))

                $this->unicode_table[hexdec(substr($value,0,6))]=substr($value,7,6);

            }



            // 假如转换目标编码为 UNICODE 的话

            if ($this->config['target_lang'] == "UNICODE") {

                $tmp = @file($this->config['codetable_dir'].$this->config['BIG5toUnicode_table']);

                if (!$tmp) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

                $this->unicode_table = array();

                while(list($key,$value)=each($tmp))

                $this->unicode_table[hexdec(substr($value,0,6))]=substr($value,9,4);

            }



            // 假如转换目标编码为拼音的话

            if ($this->config['target_lang'] == "PinYin") {

                $tmp = @file($this->config['codetable_dir'].$this->config['GBtoPinYin_table']);

                if (!$tmp) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

                //

                $i = 0;

                for ($i=0; $i<count($tmp); $i++) {

                    $tmp1 = explode("	", $tmp[$i]);

                    $this->pinyin_table[$i]=array($tmp1[0],$tmp1[1]);

                }

            }

        }



        // 假如原编码为 UTF8 的话

        if ($this->config['source_lang']=="UTF8") {



            // 假如转换目标编码为 GB2312 的话

            if ($this->config['target_lang'] == "GB2312") {

                $tmp = @file($this->config['codetable_dir'].$this->config['GBtoUnicode_table']);

                if (!$tmp) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

                $this->unicode_table = array();

                while(list($key,$value)=each($tmp))

                {

                	$this->unicode_table[hexdec(substr($value,7,6))]=substr($value,0,6);

                }

            }



            // 假如转换目标编码为 BIG5 的话

            if ($this->config['target_lang'] == "BIG5") {

                $tmp = @file($this->config['codetable_dir'].$this->config['BIG5toUnicode_table']);

                if (!$tmp) {

                    echo "打开打开转换表文件失败！";

                    exit;

                }

                $this->unicode_table = array();

                while(list($key,$value)=each($tmp))

                {

                	$this->unicode_table[hexdec(substr($value,7,6))]=substr($value,0,6);

                }

            }

        }



    }



    function OpenFile( $position , $isHTML=false )

    {

        $tempcontent = @file($position);



        if (!$tempcontent) {

            echo "打开文件失败！";

            exit;

        }



        $this->SourceText = implode("",$tempcontent);



        if ($isHTML) {

            $this->SourceText = preg_replace( "/charset=".$this->config['source_lang']."/i" , "charset=".$this->config['target_lang'] , $this->SourceText);



            $this->SourceText = str_replace("\n", "", $this->SourceText);



            $this->SourceText = str_replace("\r", "", $this->SourceText);

        }

    }



    function SiteOpen( $position )

    {

        $tempcontent = @file($position);



        if (!$tempcontent) {

            echo "打开文件失败！";

            exit;

        }



        // 将数组的所有内容转换为字符串

        $this->SourceText = implode("",$tempcontent);



        $this->SourceText = preg_replace( "/charset=".$this->config['source_lang']."/i" , "charset=".$this->config['target_lang'] , $this->SourceText);



    }



    function setvar( $parameter , $value )

    {

        if(!trim($parameter))

        return $parameter;



        $this->config[$parameter] = $value;



    }



    function CHSUtoUTF8($c)

    {

        $str="";



        if ($c < 0x80) {

            $str.=$c;

        }



        elseif ($c < 0x800) {

            $str.=(0xC0 | $c>>6);

            $str.=(0x80 | $c & 0x3F);

        }



        elseif ($c < 0x10000) {

            $str.=(0xE0 | $c>>12);

            $str.=(0x80 | $c>>6 & 0x3F);

            $str.=(0x80 | $c & 0x3F);

        }



        elseif ($c < 0x200000) {

            $str.=(0xF0 | $c>>18);

            $str.=(0x80 | $c>>12 & 0x3F);

            $str.=(0x80 | $c>>6 & 0x3F);

            $str.=(0x80 | $c & 0x3F);

        }



        return $str;

    }



    function CHStoUTF8(){



        if ($this->config["source_lang"]=="BIG5" || $this->config["source_lang"]=="GB2312") {

            $ret="";



            while($this->SourceText){



                if(ord(substr($this->SourceText,0,1))>127){



                    if ($this->config["source_lang"]=="BIG5") {

                        $utf8=$this->CHSUtoUTF8(hexdec($this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))]));

                    }

                    if ($this->config["source_lang"]=="GB2312") {

                        $utf8=$this->CHSUtoUTF8(hexdec($this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))-0x8080]));

                    }

                    for($i=0;$i<strlen($utf8);$i+=3)

                    $ret.=chr(substr($utf8,$i,3));



                    $this->SourceText=substr($this->SourceText,2,strlen($this->SourceText));

                }



                else{

                    $ret.=substr($this->SourceText,0,1);

                    $this->SourceText=substr($this->SourceText,1,strlen($this->SourceText));

                }

            }

            $this->unicode_table = array();

            $this->SourceText = "";

            return $ret;

        }



        if ($this->config["source_lang"]=="UTF8") {

            $out = '';

            $len = strlen($this->SourceText);

            $i = 0;

            while($i < $len) {

                $c = ord( substr( $this->SourceText, $i++, 1 ) );

                switch($c >> 4)

                {

                    case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7:

                        // 0xxxxxxx

                        $out .= substr( $this->SourceText, $i - 1, 1 );

                        break;

                    case 12: case 13:

                        // 110x xxxx   10xx xxxx

                        $char2 = ord( substr( $this->SourceText, $i++, 1 ) );

                        $char3 = $this->unicode_table[(($c & 0x1F) << 6) | ($char2 & 0x3F)];



                        if ($this->config["target_lang"]=="GB2312")

                        {

                        	$out .= $this->_hex2bin( dechex(  $char3 + 0x8080 ) );

                        } elseif ($this->config["target_lang"]=="BIG5")

                        {

                        	$out .= $this->_hex2bin( dechex ( $char3 + 0x0000 ) );

                        }

                        break;

                    case 14:

                        // 1110 xxxx  10xx xxxx  10xx xxxx

                        $char2 = ord( substr( $this->SourceText, $i++, 1 ) );

                        $char3 = ord( substr( $this->SourceText, $i++, 1 ) );

                        $char4 = $this->unicode_table[(($c & 0x0F) << 12) | (($char2 & 0x3F) << 6) | (($char3 & 0x3F) << 0)];



                        if ($this->config["target_lang"]=="GB2312")

                        {

                        	$out .= $this->_hex2bin( dechex ( $char4 + 0x8080 ) );

                        } elseif ($this->config["target_lang"]=="BIG5")

                        {

                        	$out .= $this->_hex2bin( dechex ( $char4 + 0x0000 ) );

                        }

                        break;

                }

            }



            // 返回结果

            return $out;

        }

    }



    function CHStoUNICODE()

    {



        $utf="";



        while($this->SourceText)

        {

            if (ord(substr($this->SourceText,0,1))>127)

            {



                if ($this->config["source_lang"]=="GB2312")

                $utf.="&#x".$this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))-0x8080].";";



                if ($this->config["source_lang"]=="BIG5")

                $utf.="&#x".$this->unicode_table[hexdec(bin2hex(substr($this->SourceText,0,2)))].";";



                $this->SourceText=substr($this->SourceText,2,strlen($this->SourceText));

            }

            else

            {

                $utf.=substr($this->SourceText,0,1);

                $this->SourceText=substr($this->SourceText,1,strlen($this->SourceText));

            }

        }

        return $utf;

    }



    function GB2312toBIG5()

    {

        // 获取等待转换的字符串的总长度

        $max=strlen($this->SourceText)-1;



        for($i=0;$i<$max;$i++){



            $h=ord($this->SourceText[$i]);



            if($h>=160){



                $l=ord($this->SourceText[$i+1]);



                if($h==161 && $l==64){

                    $gb="  ";

                }

                else{

                    fseek($this->ctf,($h-160)*510+($l-1)*2);

                    $gb=fread($this->ctf,2);

                }



                $this->SourceText[$i]=$gb[0];

                $this->SourceText[$i+1]=$gb[1];

                $i++;

            }

        }

        fclose($this->ctf);



        // 将转换后的结果赋予 $result;

        $result = $this->SourceText;



        // 清空 $thisSourceText

        $this->SourceText = "";



        // 返回转换结果

        return $result;

    }



    function PinYinSearch($num){



        if($num>0&&$num<160){

            return chr($num);

        }



        elseif($num<-20319||$num>-10247){

            return "";

        }



        else{



            for($i=count($this->pinyin_table)-1;$i>=0;$i--){

                if($this->pinyin_table[$i][1]<=$num)

                break;

            }



            return $this->pinyin_table[$i][0];

        }

    }



    function CHStoPinYin(){

        if ( $this->config['source_lang']=="BIG5" ) {

            $this->ctf = fopen($this->config['codetable_dir'].$this->config['BIG5toGB_table'], "r");

            if (is_null($this->ctf)) {

                echo "打开打开转换表文件失败！";

                exit;

            }



            $this->SourceText = $this->GB2312toBIG5();

            $this->config['target_lang'] = "PinYin";

        }



        $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();

        }



    }



}

?>