KOKINIO - MANAGER

Edit File: makefont.php

<?php
/*******************************************************************************
* Utility to generate font definition files                                    *
*                                                                              *
* Version: 1.3                                                                 *
* Date:    2015-11-29                                                          *
* Author:  Olivier PLATHEY                                                     *
*******************************************************************************/

require('ttfparser.php');

function Notice($txt)
{
	Message($txt, 'Notice');
}

function Warning($txt)
{
	Message($txt, 'Warning');
}

function Error($txt)
{
	Message($txt, 'Error');
	exit;
}

function LoadMap($enc)
{
	$file = dirname(__FILE__).'/'.strtolower($enc).'.map';
	$a = file($file);
	if(empty($a))
		Error('Encoding not found: '.$enc);
	$map = array_fill(0, 256, array('uv'=>-1, 'name'=>'.notdef'));
	foreach($a as $line)
	{
		$e = explode(' ', rtrim($line));
		$c = hexdec(substr($e[0],1));
		$uv = hexdec(substr($e[1],2));
		$name = $e[2];
		$map[$c] = array('uv'=>$uv, 'name'=>$name);
	}
	return $map;
}

function GetInfoFromType1($file, $embed, $map)
{
	// Return information from a Type1 font
	if($embed)
	{
		$f = fopen($file, 'rb');
		if(!$f)
			Error('Can\'t open font file');
		// Read first segment
		$a = unpack('Cmarker/Ctype/Vsize', fread($f,6));
		if($a['marker']!=128)
			Error('Font file is not a valid binary Type1');
		$size1 = $a['size'];
		$data = fread($f, $size1);
		// Read second segment
		$a = unpack('Cmarker/Ctype/Vsize', fread($f,6));
		if($a['marker']!=128)
			Error('Font file is not a valid binary Type1');
		$size2 = $a['size'];
		$data .= fread($f, $size2);
		fclose($f);
		$info['Data'] = $data;
		$info['Size1'] = $size1;
		$info['Size2'] = $size2;
	}

$afm = substr($file, 0, -3).'afm';
	if(!file_exists($afm))
		Error('AFM font file not found: '.$afm);
	$a = file($afm);
	if(empty($a))
		Error('AFM file empty or not readable');
	foreach($a as $line)
	{
		$e = explode(' ', rtrim($line));
		if(count($e)<2)
			continue;
		$entry = $e[0];
		if($entry=='C')
		{
			$w = $e[4];
			$name = $e[7];
			$cw[$name] = $w;
		}
		elseif($entry=='FontName')
			$info['FontName'] = $e[1];
		elseif($entry=='Weight')
			$info['Weight'] = $e[1];
		elseif($entry=='ItalicAngle')
			$info['ItalicAngle'] = (int)$e[1];
		elseif($entry=='Ascender')
			$info['Ascender'] = (int)$e[1];
		elseif($entry=='Descender')
			$info['Descender'] = (int)$e[1];
		elseif($entry=='UnderlineThickness')
			$info['UnderlineThickness'] = (int)$e[1];
		elseif($entry=='UnderlinePosition')
			$info['UnderlinePosition'] = (int)$e[1];
		elseif($entry=='IsFixedPitch')
			$info['IsFixedPitch'] = ($e[1]=='true');
		elseif($entry=='FontBBox')
			$info['FontBBox'] = array((int)$e[1], (int)$e[2], (int)$e[3], (int)$e[4]);
		elseif($entry=='CapHeight')
			$info['CapHeight'] = (int)$e[1];
		elseif($entry=='StdVW')
			$info['StdVW'] = (int)$e[1];
	}

if(!isset($info['FontName']))
		Error('FontName missing in AFM file');
	if(!isset($info['Ascender']))
		$info['Ascender'] = $info['FontBBox'][3];
	if(!isset($info['Descender']))
		$info['Descender'] = $info['FontBBox'][1];
	$info['Bold'] = isset($info['Weight']) && preg_match('/bold|black/i', $info['Weight']);
	if(isset($cw['.notdef']))
		$info['MissingWidth'] = $cw['.notdef'];
	else
		$info['MissingWidth'] = 0;
	$widths = array_fill(0, 256, $info['MissingWidth']);
	foreach($map as $c=>$v)
	{
		if($v['name']!='.notdef')
		{
			if(isset($cw[$v['name']]))
				$widths[$c] = $cw[$v['name']];
			else
				Warning('Character '.$v['name'].' is missing');
		}
	}
	$info['Widths'] = $widths;
	return $info;
}

function MakeFontDescriptor($info)
{
	// Ascent
	$fd = "array('Ascent'=>".$info['Ascender'];
	// Descent
	$fd .= ",'Descent'=>".$info['Descender'];
	// CapHeight
	if(!empty($info['CapHeight']))
		$fd .= ",'CapHeight'=>".$info['CapHeight'];
	else
		$fd .= ",'CapHeight'=>".$info['Ascender'];
	// Flags
	$flags = 0;
	if($info['IsFixedPitch'])
		$flags += 1<<0;
	$flags += 1<<5;
	if($info['ItalicAngle']!=0)
		$flags += 1<<6;
	$fd .= ",'Flags'=>".$flags;
	// FontBBox
	$fbb = $info['FontBBox'];
	$fd .= ",'FontBBox'=>'[".$fbb[0].' '.$fbb[1].' '.$fbb[2].' '.$fbb[3]."]'";
	// ItalicAngle
	$fd .= ",'ItalicAngle'=>".$info['ItalicAngle'];
	// StemV
	if(isset($info['StdVW']))
		$stemv = $info['StdVW'];
	elseif($info['Bold'])
		$stemv = 120;
	else
		$stemv = 70;
	$fd .= ",'StemV'=>".$stemv;
	// MissingWidth
	$fd .= ",'MissingWidth'=>".$info['MissingWidth'].')';
	return $fd;
}

function MakeWidthArray($widths)
{
	$s = "array(\n\t";
	for($c=0;$c<=255;$c++)
	{
		if(chr($c)=="'")
			$s .= "'\\''";
		elseif(chr($c)=="\\")
			$s .= "'\\\\'";
		elseif($c>=32 && $c<=126)
			$s .= "'".chr($c)."'";
		else
			$s .= "chr($c)";
		$s .= '=>'.$widths[$c];
		if($c<255)
			$s .= ',';
		if(($c+1)%22==0)
			$s .= "\n\t";
	}
	$s .= ')';
	return $s;
}

foreach($ranges as $range)
	{
		if(isset($s))
			$s .= ',';
		else
			$s = 'array(';
		$s .= $range[0].'=>';
		$nb = $range[1]-$range[0]+1;
		if($nb>1)
			$s .= 'array('.$range[2].','.$nb.')';
		else
			$s .= $range[2];
	}
	$s .= ')';
	return $s;
}

function SaveToFile($file, $s, $mode)
{
	$f = fopen($file, 'w'.$mode);
	if(!$f)
		Error('Can\'t write to file '.$file);
	fwrite($f, $s);
	fclose($f);
}

function MakeFont($fontfile, $enc='cp1252', $embed=true, $subset=true)
{
	// Generate a font definition file
	if(get_magic_quotes_runtime())
		@set_magic_quotes_runtime(false);
	ini_set('auto_detect_line_endings', '1');

if(!file_exists($fontfile))
		Error('Font file not found: '.$fontfile);
	$ext = strtolower(substr($fontfile,-3));
	if($ext=='ttf' || $ext=='otf')
		$type = 'TrueType';
	elseif($ext=='pfb')
		$type = 'Type1';
	else
		Error('Unrecognized font file extension: '.$ext);

$map = LoadMap($enc);

if($type=='TrueType')
		$info = GetInfoFromTrueType($fontfile, $embed, $subset, $map);
	else
		$info = GetInfoFromType1($fontfile, $embed, $map);

$basename = substr(basename($fontfile), 0, -4);
	if($embed)
	{
		if(function_exists('gzcompress'))
		{
			$file = $basename.'.z';
			SaveToFile($file, gzcompress($info['Data']), 'b');
			$info['File'] = $file;
			Message('Font file compressed: '.$file);
		}
		else
		{
			$info['File'] = basename($fontfile);
			$subset = false;
			Notice('Font file could not be compressed (zlib extension not available)');
		}
	}

MakeDefinitionFile($basename.'.php', $type, $enc, $embed, $subset, $map, $info);
	Message('Font definition file generated: '.$basename.'.php');
}

if(PHP_SAPI=='cli')
{
	// Command-line interface
	ini_set('log_errors', '0');
	if($argc==1)
		die("Usage: php makefont.php fontfile [encoding] [embed] [subset]\n");
	$fontfile = $argv[1];
	if($argc>=3)
		$enc = $argv[2];
	else
		$enc = 'cp1252';
	if($argc>=4)
		$embed = ($argv[3]=='true' || $argv[3]=='1');
	else
		$embed = true;
	if($argc>=5)
		$subset = ($argv[4]=='true' || $argv[4]=='1');
	else
		$subset = true;
	MakeFont($fontfile, $enc, $embed, $subset);
}
?>