lib.php

<?php
mb_internal_encoding("UTF-8");
mb_regex_encoding("UTF-8");

function my_json_decode($line)
{
	// decode a line from graphicsXxx.txt or dictionaryXxx.txt
	$a=new StdClass();
	if (preg_match("/^\\{\"character\":\"([^\"]+)\",\"strokes\":\\[\"([^\\]]+)\"\\],\"medians\":\\[(.+)\\]\\}$/",$line,$match))
	{
		$a->{'character'}=$match[1];
		$a->{'strokes'}=explode("\",\"",$match[2]);
		$x=explode("]],[[",$match[3]);
		$kmx=count($x);
		$x[0]=str_replace("[[","",$x[0]);
		$x[$kmx-1]=str_replace("]]","",$x[$kmx-1]);
		$y=array();
		for($kx=0;$kx<$kmx;$kx++)
		{
			$y=explode("],[",$x[$kx]);
			$kmy=count($y);
			for($ky=0;$ky<$kmy;$ky++)
			{
				$y[$ky]=explode(",",$y[$ky]);
			}
			$x[$kx]=$y;
		}
		$a->{'medians'}=$x;
	}
	else if (preg_match("/\"character\":\"([^\"]+)\"/",$line,$match))
	{
		$a->{'character'}=$match[1];
		if (preg_match("/\"set\":\\[\"([^\\]]+)\"\\]/",$line,$match))
			$a->{'set'}=explode("\",\"",$match[1]);
		if (preg_match("/\"definition\":\"([^\"]+)\"/",$line,$match))
			$a->{'definition'}=$match[1];
		if (preg_match("/\"pinyin\":\\[\"([^\\]]+)\"\\]/",$line,$match))
			$a->{'pinyin'}=explode("\",\"",$match[1]);
		if (preg_match("/\"on\":\\[\"([^\\]]+)\"\\]/",$line,$match))
			$a->{'on'}=explode("\",\"",$match[1]);
		if (preg_match("/\"kun\":\\[\"([^\\]]+)\"\\]/",$line,$match))
			$a->{'kun'}=explode("\",\"",$match[1]);
		if (preg_match("/\"radical\":\"([^\"]+)\"/",$line,$match))
			$a->{'radical'}=$match[1];
		if (preg_match("/\"decomposition\":\"([^\"]+)\"/",$line,$match))
			$a->{'decomposition'}=$match[1];
		if (preg_match("/\"acjk\":\"([^\"]+)\"/",$line,$match))
			$a->{'acjk'}=$match[1];
	}
	return $a;
}

function decUnicode($u)
{
	$len=strlen($u);
	if ($len==0) return 63;
	$r1=ord($u[0]);
	if ($len==1) return $r1;
	$r2=ord($u[1]);
	if ($len==2) return (($r1&31)<< 6)+($r2&63);
	$r3=ord($u[2]);
	if ($len==3) return (($r1&15)<<12)+(($r2&63)<< 6)+($r3&63);
	$r4=ord($u[3]);
	if ($len==4) return (($r1& 7)<<18)+(($r2&63)<<12)+(($r3&63)<<6)+($r4&63);
	return 63;
}

function hexUnicode($u)
{
	return str_pad(dechex(decUnicode($u)),5,"0",STR_PAD_LEFT);
}

function unihanUnicode($u)
{
	return "U+".strtoupper(dechex(decUnicode($u)));
}

function convertJapaneseKun($s)
{
	$s=str_replace("PP","っP",$s);
	$s=str_replace("TT","っT",$s);

	$s=str_replace("AA","Aあ",$s);
	$s=str_replace("II","Iい",$s);
	$s=str_replace("UU","Uう",$s);
	$s=str_replace("EE","Eえ",$s);
	$s=str_replace("OO","Oお",$s);

	$s=str_replace("KYA","きゃ",$s);
	$s=str_replace("KYU","きゅ",$s);
	$s=str_replace("KYO","きょ",$s);

	$s=str_replace("KA","か",$s);
	$s=str_replace("KI","き",$s);
	$s=str_replace("KU","く",$s);
	$s=str_replace("KE","け",$s);
	$s=str_replace("KO","こ",$s);

	$s=str_replace("GYA","ぎゃ",$s);
	$s=str_replace("GYU","ぎゅ",$s);
	$s=str_replace("GYO","ぎょ",$s);
	
	$s=str_replace("GA","が",$s);
	$s=str_replace("GI","ぎ",$s);
	$s=str_replace("GU","ぐ",$s);
	$s=str_replace("GE","げ",$s);
	$s=str_replace("GO","ご",$s);

	// tsu before su
	$s=str_replace("CHA","ちゃ",$s);
	$s=str_replace("CHU","ちゅ",$s);
	$s=str_replace("CHO","ちょ",$s);
	
	$s=str_replace("TA","た",$s);
	$s=str_replace("CHI","ち",$s);
	$s=str_replace("TSU","つ",$s);
	$s=str_replace("TE","て",$s);
	$s=str_replace("TO","と",$s);

	$s=str_replace("SHA","しゃ",$s);
	$s=str_replace("SHU","しゅ",$s);
	$s=str_replace("SHO","しょ",$s);

	$s=str_replace("SA","さ",$s);
	$s=str_replace("SHI","し",$s);
	$s=str_replace("SU","す",$s);
	$s=str_replace("SE","せ",$s);
	$s=str_replace("SO","そ",$s);

	$s=str_replace("JA","じゃ",$s);
	$s=str_replace("JU","じゅ",$s);
	$s=str_replace("JO","じょ",$s);
	
	$s=str_replace("ZA","ざ",$s);
	$s=str_replace("JI","じ",$s);
	$s=str_replace("ZU","ず",$s);
	$s=str_replace("ZE","ぜ",$s);
	$s=str_replace("ZO","ぞ",$s);

	$s=str_replace("JA","ぢゃ",$s);
	$s=str_replace("JU","ぢゅ",$s);
	$s=str_replace("JO","ぢょ",$s);

	$s=str_replace("DA","だ",$s);
	$s=str_replace("JI","ぢ",$s);
	$s=str_replace("ZU","ず",$s);
	$s=str_replace("DE","で",$s);
	$s=str_replace("DO","ど",$s);
		
	$s=str_replace("NYA","にゃ",$s);
	$s=str_replace("NYU","にゅ",$s);
	$s=str_replace("NYO","にょ",$s);
	
	$s=str_replace("NA","な",$s);
	$s=str_replace("NI","に",$s);
	$s=str_replace("NU","ぬ",$s);
	$s=str_replace("NE","ね",$s);
	$s=str_replace("NO","の",$s);

	$s=str_replace("HYA","ひゃ",$s);
	$s=str_replace("HYU","ひゅ",$s);
	$s=str_replace("HYO","ひょ",$s);

	$s=str_replace("HA","は",$s);
	$s=str_replace("HI","ひ",$s);
	$s=str_replace("FU","ふ",$s);
	$s=str_replace("HE","へ",$s);
	$s=str_replace("HO","ほ",$s);

	$s=str_replace("BYA","びゃ",$s);
	$s=str_replace("BYU","びゅ",$s);
	$s=str_replace("BYO","びょ",$s);

	$s=str_replace("BA","ば",$s);
	$s=str_replace("BI","び",$s);
	$s=str_replace("BU","ぶ",$s);
	$s=str_replace("BE","べ",$s);
	$s=str_replace("BO","ぼ",$s);

	$s=str_replace("PYA","ぴゃ",$s);
	$s=str_replace("PYU","ぴゅ",$s);
	$s=str_replace("PYO","ぴょ",$s);

	$s=str_replace("PA","ぱ",$s);
	$s=str_replace("PI","ぴ",$s);
	$s=str_replace("PU","ぷ",$s);
	$s=str_replace("PE","ぺ",$s);
	$s=str_replace("PO","ぽ",$s);

	$s=str_replace("MYA","みゃ",$s);
	$s=str_replace("MYU","みゅ",$s);
	$s=str_replace("MYO","みょ",$s);
	
	$s=str_replace("MA","ま",$s);
	$s=str_replace("MI","み",$s);
	$s=str_replace("MU","む",$s);
	$s=str_replace("ME","め",$s);
	$s=str_replace("MO","も",$s);

	$s=str_replace("RYA","りゃ",$s);
	$s=str_replace("RYU","りゅ",$s);
	$s=str_replace("RYO","りょ",$s);

	$s=str_replace("RA","ら",$s);
	$s=str_replace("RI","り",$s);
	$s=str_replace("RU","る",$s);
	$s=str_replace("RE","れ",$s);
	$s=str_replace("RO","ろ",$s);

	// ya after [x]ya
	$s=str_replace("YA","や",$s);
	$s=str_replace("YU","ゆ",$s);
	$s=str_replace("YO","よ",$s);
	
	$s=str_replace("WA","わ",$s);
	$s=str_replace("WO","を",$s);

	$s=str_replace("A","あ",$s);
	$s=str_replace("I","い",$s);
	$s=str_replace("U","う",$s);
	$s=str_replace("E","え",$s);
	$s=str_replace("O","お",$s);
	
	$s=str_replace("N","ん",$s);
	
	return $s;
}
function convertJapaneseOn($s)
{
	$s=str_replace("TT","ッT",$s);

	$s=str_replace("AA","Aア",$s);
	$s=str_replace("II","Iイ",$s);
	$s=str_replace("UU","Uウ",$s);
	$s=str_replace("EE","Eエ",$s);
	$s=str_replace("OO","Oオ",$s);
	
	$s=str_replace("KYA","キャ",$s);
	$s=str_replace("KYU","キュ",$s);
	$s=str_replace("KYO","キョ",$s);
	$s=str_replace("GYA","ギャ",$s);
	$s=str_replace("GYU","ギュ",$s);
	$s=str_replace("GYO","ギョ",$s);

	$s=str_replace("KA","カ",$s);
	$s=str_replace("KI","キ",$s);
	$s=str_replace("KU","ク",$s);
	$s=str_replace("KE","ケ",$s);
	$s=str_replace("KO","コ",$s);

	$s=str_replace("GA","ガ",$s);
	$s=str_replace("GI","ギ",$s);
	$s=str_replace("GU","グ",$s);
	$s=str_replace("GE","ゲ",$s);
	$s=str_replace("GO","ゴ",$s);

	// tsu before su
	$s=str_replace("CHA","チャ",$s);
	$s=str_replace("CHU","チュ",$s);
	$s=str_replace("CHO","チョ",$s);

	$s=str_replace("TA","タ",$s);
	$s=str_replace("CHI","チ",$s);
	$s=str_replace("TSU","ツ",$s);
	$s=str_replace("TE","テ",$s);
	$s=str_replace("TO","ト",$s);

	$s=str_replace("SHA","シャ",$s);
	$s=str_replace("SHU","シュ",$s);
	$s=str_replace("SHO","ショ",$s);
	
	$s=str_replace("SA","サ",$s);
	$s=str_replace("SHI","シ",$s);
	$s=str_replace("SU","ス",$s);
	$s=str_replace("SE","セ",$s);
	$s=str_replace("SO","ソ",$s);

	$s=str_replace("JA","ジャ",$s);
	$s=str_replace("JU","ジュ",$s);
	$s=str_replace("JO","ジョ",$s);
	
	$s=str_replace("ZA","ザ",$s);
	$s=str_replace("JI","ジ",$s);
	$s=str_replace("ZU","ズ",$s);
	$s=str_replace("ZE","ゼ",$s);
	$s=str_replace("ZO","ゾ",$s);

	$s=str_replace("CHA","チャ",$s);
	$s=str_replace("CHU","チュ",$s);
	$s=str_replace("CHO","チョ",$s);

	$s=str_replace("TA","タ",$s);
	$s=str_replace("CHI","チ",$s);
	$s=str_replace("TSU","ツ",$s);
	$s=str_replace("TE","テ",$s);
	$s=str_replace("TO","ト",$s);

	$s=str_replace("JA","ヂャ",$s);
	$s=str_replace("JU","ヂュ",$s);
	$s=str_replace("JO","ヂョ",$s);

	$s=str_replace("DA","ダ",$s);
	$s=str_replace("JI","ヂ",$s);
	$s=str_replace("ZU","ズ",$s);
	$s=str_replace("DE","デ",$s);
	$s=str_replace("DO","ド",$s);
		
	$s=str_replace("NYA","ニャ",$s);
	$s=str_replace("NYU","ニュ",$s);
	$s=str_replace("NYO","ニョ",$s);

	$s=str_replace("NA","ナ",$s);
	$s=str_replace("NI","ニ",$s);
	$s=str_replace("NU","ヌ",$s);
	$s=str_replace("NE","ネ",$s);
	$s=str_replace("NO","ノ",$s);

	$s=str_replace("HYA","ヒャ",$s);
	$s=str_replace("HYU","ヒュ",$s);
	$s=str_replace("HYO","ヒョ",$s);
	
	$s=str_replace("HA","ハ",$s);
	$s=str_replace("HI","ヒ",$s);
	$s=str_replace("FU","フ",$s);
	$s=str_replace("HE","ヘ",$s);
	$s=str_replace("HO","ホ",$s);

	$s=str_replace("BYA","ビャ",$s);
	$s=str_replace("BYU","ビュ",$s);
	$s=str_replace("BYO","ビョ",$s);

	$s=str_replace("BA","バ",$s);
	$s=str_replace("BI","ビ",$s);
	$s=str_replace("BU","ブ",$s);
	$s=str_replace("BE","ベ",$s);
	$s=str_replace("BO","ボ",$s);

	$s=str_replace("PYA","ピャ",$s);
	$s=str_replace("PYU","ピュ",$s);
	$s=str_replace("PYO","ピョ",$s);

	$s=str_replace("PA","パ",$s);
	$s=str_replace("PI","ピ",$s);
	$s=str_replace("PU","プ",$s);
	$s=str_replace("PE","ペ",$s);
	$s=str_replace("PO","ポ",$s);

	$s=str_replace("MYA","ミャ",$s);
	$s=str_replace("MYU","ミュ",$s);
	$s=str_replace("MYO","ミョ",$s);

	$s=str_replace("MA","マ",$s);
	$s=str_replace("MI","ミ",$s);
	$s=str_replace("MU","ム",$s);
	$s=str_replace("ME","メ",$s);
	$s=str_replace("MO","モ",$s);

	$s=str_replace("RYA","リャ",$s);
	$s=str_replace("RYU","リュ",$s);
	$s=str_replace("RYO","リョ",$s);

	$s=str_replace("RA","ラ",$s);
	$s=str_replace("RI","リ",$s);
	$s=str_replace("RU","ル",$s);
	$s=str_replace("RE","レ",$s);
	$s=str_replace("RO","ロ",$s);

	// ya after [x]ya
	$s=str_replace("YA","ヤ",$s);
	$s=str_replace("YU","ユ",$s);
	$s=str_replace("YO","ヨ",$s);

	$s=str_replace("WA","ワ",$s);
	$s=str_replace("WO","ヲ",$s);

	$s=str_replace("A","ア",$s);
	$s=str_replace("I","イ",$s);
	$s=str_replace("U","ウ",$s);
	$s=str_replace("E","エ",$s);
	$s=str_replace("O","オ",$s);

	$s=str_replace("N","ン",$s);

	return $s;
}

function convertSet($s,$lang)
{
	if ($lang=="ja")
	{
		if (preg_match("/^g([1-6])$/",$s)) $r=preg_replace("/^g([1-6])$/","Joyo kanji, grade $1",$s);
		else if ($s=="g7") $r="Jōyō kanji, junior high school";
		else if ($s=="g8") $r="Jinmeyō kanji";
		else $r="Hyōgai kanji";
	}
	else if ($lang=="zh-Hans")
	{
		if (preg_match("/^hsk([1-6])$/",$s)) $r=preg_replace("/^hsk([1-6])$/","HSK $1",$s);
		else if ($s=="hsk7") $r="Frequent hanzi";
		else if ($s=="hsk8") $r="Common hanzi";
		else $r="Uncommon hanzi";
	}
	else if ($lang=="zh-Hant")
	{
		if (preg_match("/^traditional([1-6])$/",$s)) $r=preg_replace("/^traditional([1-6])$/","HSK $1 traditional",$s);
		else if ($s=="traditional7") $r="Frequent traditional hanzi";
		else if ($s=="traditional8") $r="Common traditional hanzi";
		else $r="Uncommon hanzi";
	}
	else $r="";
	return $r;
}

function getDictionaryData($char,$lang="zh-hans")
{
	$s="<div class=\"dico\">";
	$s.="<div class=\"unicode\"><span class=\"cjkChar\" lang=\"".$lang."\">".$char."</span> ";
	$s.="U+".hexUnicode($char)." "."&amp;#".decUnicode($char).";"."</div>\n";
	if (strtolower($lang)=="ja") $handle=fopen("dictionaryJa.txt","r");
	else if (strtolower($lang)=="zh-hant") $handle=fopen("dictionaryZhHant.txt","r");
	else $handle=fopen("dictionaryZhHans.txt","r");
	if ($handle)
	{
		$k=0;
		while (($line=fgets($handle))!==false)
		{
			$k++;
			if (mb_strpos($line,'{"character":"'.$char,0,'UTF-8')!==false)
			{
				$a=my_json_decode($line);
				if (count($a->{'set'}))
				{
					$s.="<div class=\"set\">";
					$ini=true;
					foreach ($a->{'set'} as $b) {if (!$ini) $s.=", ";$s.=convertSet($b,$lang);$ini=false;}
					$s.="</div>";
				}
				if (property_exists($a,'radical')&&$a->{'radical'})
					$s.="<div class=\"radical\">Radical: <span class=\"cjkChar\" lang=\"".$lang."\">".$a->{'radical'}."</span></div>";
				if (property_exists($a,'decomposition')&&$a->{'decomposition'})
					$s.="<div class=\"radical\">Decomposition: <span class=\"cjkChar\" lang=\"".$lang."\">".$a->{'decomposition'}."</span></div>";
				if (property_exists($a,'acjk')&&$a->{'acjk'})
					$s.="<div class=\"radical\">Acjk: <span class=\"cjkChar\" lang=\"".$lang."\">".$a->{'acjk'}."</span></div>";
				if (($lang=="zh-hans")||($lang=="zh-hant"))
				{
					if (property_exists($a,'pinyin')&&count($a->{'pinyin'}))
					{
						$s.="<div class=\"pinyin\">Pinyin: ";
						$ini=true;
						foreach ($a->{'pinyin'} as $b)
						{
							if (!$ini) $s.=", ";
							$b=str_replace(" ",", ",$b);
							$b=preg_replace("/\\([0-9]+\\)/","",$b);
							$s.=$b;
							$ini=false;
						}
						$s.="</div>";
					}
				}
				else if ($lang=="ja")
				{
					if (property_exists($a,'on')&&count($a->{'on'}))
					{
						$s.="<div class=\"yomi\">Onyomi: ";
						$ini=true;
						foreach ($a->{'on'} as $b)
						{
							if (!$ini) $s.=", ";
							$s.=convertJapaneseOn($b);
							$ini=false;
						}
						$s.="</div>";
					}
					if (property_exists($a,'kun')&&count($a->{'kun'}))
					{
						$s.="<div class=\"yomi\">Kunyomi: ";
						$ini=true;
						foreach ($a->{'kun'} as $b)
						{
							if (!$ini) $s.=", ";
							$s.=convertJapaneseKun($b);
							$ini=false;
						}
						$s.="</div>";
					}
				}
				$s.="<div class=\"english\">Definition: ".$a->{'definition'}."</div>";
				break;
			}
		}
		fclose($handle);
	}
	else $s.="Error";
	$s.="</div>";
	return $s;
}

function transformPathFromGraphics($p)
{
	if (preg_match_all("#([MQCLZ ]+)([0-9.-]+) ([0-9.-]+)#",$p,$m))
	{
		$npm=count($m[0]);
		$q="";
		for ($np=0;$np<$npm;$np++)
		{
			$x=intval($m[2][$np]);
			$y=-(intval($m[3][$np])-900);
			$q.=$m[1][$np].$x." ".$y;
		}
		if (preg_match("/Z/",$p)) $q.="Z";
		return $q;
	}
	return $p;
}

function buildSvg($a)
{
	$u=decUnicode($a->{'character'});
	$id="z".$u;
	$x="xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\"";
	$s="<svg id=\"".$id."\" class=\"acjk\" version=\"1.1\" viewBox=\"0 0 1024 1024\" ".$x.">\n";
	
	// style
	$s.="<style>\n<![CDATA[\n";
	$s.="@keyframes zk {\n";
	$s.="\tto {\n";
	$s.="\t\tstroke-dashoffset:0;\n";
	$s.="\t}\n";
	$s.="}\n";
	$s.="svg.acjk path[clip-path] {\n";
	$s.="\t--t:0.8s;\n";
	$s.="\tanimation:zk var(--t) linear forwards var(--d);\n";
	$s.="\tstroke-dasharray:3337;\n"; // more than pathLength + 1
	$s.="\tstroke-dashoffset:3339;\n"; // less than 2 * strokeDasharray - pathLength
	$s.="\tstroke-width:128;\n"; // acjk.strokeWidthMax + 8 or 16?
	$s.="\tstroke-linecap:round;\n";
	$s.="\tfill:none;\n";
	$s.="\tstroke:#000;\n";
	$s.="}\n";
	$s.="svg.acjk path[id] {fill:#ccc;}\n";
	$s.="]]>\n</style>\n";

	// stroke shapes
	$k=0;
	foreach($a->{'strokes'} as $p)
	{
		$k++;
		$p=str_replace(","," ",$p);
		$p=preg_replace("#\s?([MQCLZ])\s?#","$1",$p);
		$p=preg_replace("#([^ ])-#","$1 -",$p);
		// transform coordinates of path nodes (x2 = x1, y2 = 900-y1)
		// don't do this transformation if $_GET["t"] exists and is not 1
		if (!isset($_GET["t"])||($_GET["t"]==1)) $p=transformPathFromGraphics($p);
		$s.="<path id=\"".$id."d".$k."\" d=\"".$p."\"/>\n";
	}
	
	// clip paths
	$s.="<defs>\n";
	$k=0;
	foreach($a->{'strokes'} as $p)
	{
		$k++;
		$s.="\t<clipPath id=\"".$id."c".$k."\">";
		$s.="<use xlink:href=\"#".$id."d".$k."\"/>";
		$s.="</clipPath>\n";
	}
	$s.="</defs>\n";
	
	// medians
	$k=0;
	foreach($a->{'medians'} as $m)
	{
		$k++;
		$z="";
		foreach($m as $point) $z.=($z?"L":"M").$point[0]." ".$point[1];
		if (!isset($_GET["t"])||($_GET["t"]==1)) $z=transformPathFromGraphics($z);
		$s.="<path style=\"--d:".$k."s;\" pathLength=\"3333\" clip-path=\"url(#".$id."c".$k.")\" d=\"".$z."\"/>\n";
	}
	
	$s.="</svg>";
	return $s;
}
?>