<?php

/* This script examines your font directory.
   Point your browser to
   http://your.domain/your_path_to _mpdf/utils/font_names.php
   By default this will examine the folder /ttfonts/ (or the default font
   directory defined by _MPDF_TTFONTPATH.
   You can optionally define an alternative folder to examine by setting
   the variable checkdir below (must be a relative path, or filesystem path).
   You can optionally output just the font samples as a PDF file by setting $pdf=true.
*/


$checkdir = '';

$pdf = false;

//////////////////////////////////
//////////////////////////////////
//////////////////////////////////

ini_set("memory_limit","256M");

define('_MPDF_PATH','../');

include("../mpdf.php");
$mpdf=new mPDF('s');
$mpdf->useSubstitutions = true;
if ($checkdir) {
	$ttfdir = $checkdir;
}
else { $ttfdir = _MPDF_TTFONTPATH; }

$mqr=ini_get("magic_quotes_runtime");
if ($mqr) { set_magic_quotes_runtime(0); }
if (!class_exists('TTFontFile_Analysis', false)) { include(_MPDF_PATH .'classes/ttfontsuni_analysis.php'); }
$ttf = new TTFontFile_Analysis();

$tempfontdata = array();
$tempsansfonts = array();
$tempseriffonts = array();
$tempmonofonts = array();
$tempfonttrans = array();

$ff = scandir($ttfdir);

foreach($ff AS $f) {
	$ret = array();
	$isTTC = false;
	if (strtolower(substr($f,-4,4))=='.ttc' || strtolower(substr($f,-5,5))=='.ttcf') {	// Mac ttcf
		$isTTC = true;
		$ttf->getTTCFonts($ttfdir.$f);
		$nf = $ttf->numTTCFonts;
		for ($i=1; $i<=$nf; $i++) {
			$ret[] = $ttf->extractCoreInfo($ttfdir.$f, $i);
		}
	}
	else if (strtolower(substr($f,-4,4))=='.ttf' || strtolower(substr($f,-4,4))=='.otf' ) {
		$ret[] = $ttf->extractCoreInfo($ttfdir.$f);
	}
	for ($i=0; $i<count($ret); $i++) {
	   if (!is_array($ret[$i])) {
		if (!$pdf) echo $ret[$i].'<br />';
	   }
	   else {
		$tfname = $ret[$i][0];
		$bold = $ret[$i][1];
		$italic = $ret[$i][2];
		$fname = strtolower($tfname );
		$fname = preg_replace('/[ ()]/','',$fname );
		$tempfonttrans[$tfname] = $fname;
		$style = '';
		if ($bold) { $style .= 'B'; }
		if ($italic) { $style .= 'I'; }
		if (!$style) { $style = 'R'; }
		$tempfontdata[$fname][$style] = $f;
		if ($isTTC) {
			$tempfontdata[$fname]['TTCfontID'][$style] = $ret[$i][4];
		}
		//if ($ret[$i][5]) { $tempfontdata[$fname]['rtl'] = true; }
		//if ($ret[$i][7]) { $tempfontdata[$fname]['cjk'] = true; }
		if ($ret[$i][8]) { $tempfontdata[$fname]['sip'] = true; }
		if ($ret[$i][9]) { $tempfontdata[$fname]['smp'] = true; }
		if ($ret[$i][10]) { $tempfontdata[$fname]['puaag'] = true; }
		if ($ret[$i][11]) { $tempfontdata[$fname]['pua'] = true; }
		if ($ret[$i][12]) { $tempfontdata[$fname]['unAGlyphs'] = true; }
		$ftype = $ret[$i][3];		// mono, sans or serif
		if ($ftype=='sans') { $tempsansfonts[] = $fname; }
		else if ($ftype=='serif') { $tempseriffonts[] = $fname; }
		else if ($ftype=='mono') { $tempmonofonts[] = $fname; }
	   }
	}

}
$tempsansfonts = array_unique($tempsansfonts);
$tempseriffonts = array_unique($tempseriffonts );
$tempmonofonts = array_unique($tempmonofonts );
$tempfonttrans = array_unique($tempfonttrans);

if (!$pdf) {
	echo '<h3>Information</h3>';
}

foreach ($tempfontdata AS $fname => $v) {
	if (!isset($tempfontdata[$fname]['R']) || !$tempfontdata[$fname]['R']) {
		if (!$pdf) echo 'WARNING - Font file for '.$fname.' may be an italic cursive script, or extra-bold etc.<br />';
		if (isset($tempfontdata[$fname]['I']) && $tempfontdata[$fname]['I']) {
			$tempfontdata[$fname]['R'] = $tempfontdata[$fname]['I'];
		}
		else if (isset($tempfontdata[$fname]['B']) && $tempfontdata[$fname]['B']) {
			$tempfontdata[$fname]['R'] = $tempfontdata[$fname]['B'];
		}
		else if (isset($tempfontdata[$fname]['BI']) && $tempfontdata[$fname]['BI']) {
			$tempfontdata[$fname]['R'] = $tempfontdata[$fname]['BI'];
		}
	}
	if (isset($tempfontdata[$fname]['smp']) && $tempfontdata[$fname]['smp']) {
		if (!$pdf) echo 'INFO - Font file '.$fname.' contains characters in Unicode Plane 1 SMP<br />';
		$tempfontdata[$fname]['smp'] = false;
	}
//	if (isset($tempfontdata[$fname]['pua']) && $tempfontdata[$fname]['pua']) {
//		if (!$pdf) echo 'INFO - Font file '.$fname.' contains characters in Unicode Private Use Area (U+E000-U+F8FF)<br />';
//	}
	if (isset($tempfontdata[$fname]['unAGlyphs']) && $tempfontdata[$fname]['unAGlyphs']) {
		if (!$pdf) echo 'INFO - Font file '.$fname.' contains non-indexed Arabic Glyphs "unAGlyphs" (which can be mapped to U+F500-U+F7FF)<br />';
		if (isset($tempfontdata[$fname]['puaag']) && $tempfontdata[$fname]['puaag']) {
			if (!$pdf) echo 'WARNING - Font file '.$fname.' already includes mapped characters in the part of Unicode Private Use Area which mPDF uses for mapping non-indexed Arabic Glyphs "unAGlyphs" (U+F500-U+F7FF)<br />';
		}
	}
	if (isset($tempfontdata[$fname]['sip']) && $tempfontdata[$fname]['sip']) {
		if (!$pdf) echo 'INFO - Font file '.$fname.' contains characters in Unicode Plane 2 SIP<br />';
		if (preg_match('/^(.*)-extb/',$fname, $fm)) {
			if (isset($tempfontdata[($fm[1])]) && $tempfontdata[($fm[1])]) {
				$tempfontdata[($fm[1])]['sip-ext'] = $fname;
				if (!$pdf) echo 'INFO - Font file '.$fname.' has been defined as a CJK ext-B for '.($fm[1]).'<br />';
			}
			else if (isset($tempfontdata[($fm[1].'-exta')]) && $tempfontdata[($fm[1].'-exta')]) {
				$tempfontdata[($fm[1].'-exta')]['sip-ext'] = $fname;
				if (!$pdf) echo 'INFO - Font file '.$fname.' has been defined as a CJK ext-B for '.($fm[1].'-exta').'<br />';
			}
		}
		// else { unset($tempfontdata[$fname]['sip']); }
	}
	unset($tempfontdata[$fname]['sip']);
	unset($tempfontdata[$fname]['smp']);
	unset($tempfontdata[$fname]['pua']);
	unset($tempfontdata[$fname]['puaag']);
	unset($tempfontdata[$fname]['unAGlyphs']);
}

$mpdf->fontdata = array_merge($tempfontdata ,$mpdf->fontdata);

	$mpdf->available_unifonts = array();
	foreach ($mpdf->fontdata AS $f => $fs) {
		if (isset($fs['R']) && $fs['R']) { $mpdf->available_unifonts[] = $f; }
		if (isset($fs['B']) && $fs['B']) { $mpdf->available_unifonts[] = $f.'B'; }
		if (isset($fs['I']) && $fs['I']) { $mpdf->available_unifonts[] = $f.'I'; }
		if (isset($fs['BI']) && $fs['BI']) { $mpdf->available_unifonts[] = $f.'BI'; }
	}

	$mpdf->default_available_fonts = $mpdf->available_unifonts;

if (!$pdf) {
	echo '<hr />';
	echo '<h3>Font names as parsed by mPDF</h3>';
}

ksort($tempfonttrans);
$html = '';
foreach($tempfonttrans AS $on=>$mn) {
	if (!file_exists($ttfdir.$mpdf->fontdata[$mn]['R'])) { continue; }
	$ond = '"'.$on.'"';
	$html .= '<p style="font-family:'.$on.';">'.$ond.' font is available as '.$mn;
	if (isset($mpdf->fontdata[$mn]['sip-ext']) && $mpdf->fontdata[$mn]['sip-ext']) {
		$html .= '; CJK ExtB: '.$mpdf->fontdata[$mn]['sip-ext'];
	}
	$html .= '</p>';
}

if ($pdf) {
	$mpdf->WriteHTML($html);
	$mpdf->Output();
	exit;
}

foreach($tempfonttrans AS $on=>$mn) {
	$ond = '"'.$on.'"';
	echo '<div style="font-family:\''.$on.'\';">'.$ond.' font is available as '.$mn;
	if (isset($mpdf->fontdata[$mn]['sip-ext']) && $mpdf->fontdata[$mn]['sip-ext']) {
		echo '; CJK ExtB: '.$mpdf->fontdata[$mn]['sip-ext'];
	}
	echo '</div>';
}
echo '<hr />';

echo '<h3>Sample config_fonts.php file</h3>';
echo '<div>Remember to edit the following arrays to place your preferred default first in order:</div>';

echo '<pre>';

ksort($tempfontdata);
echo '$this->fontdata = '.var_export($tempfontdata,true).";\n";

sort($tempsansfonts);
echo '$this->sans_fonts = array(\''.implode("', '", $tempsansfonts)."');\n";
sort($tempseriffonts);
echo '$this->serif_fonts = array(\''.implode("', '", $tempseriffonts)."');\n";
sort($tempmonofonts);
echo '$this->mono_fonts = array(\''.implode("', '", $tempmonofonts)."');\n";
echo '</pre>';

exit;
