/**
* Store font data
*/
protected function storeFontData()
{
// read first segment
$dat = unpack('Cmarker/Ctype/Vsize', substr($this->font, 0, 6));
if ($dat['marker'] != 128) {
throw new FontException('Font file is not a valid binary Type1');
}
$this->fdt['size1'] = $dat['size'];
$data = substr($this->font, 6, $this->fdt['size1']);
// read second segment
$dat = unpack('Cmarker/Ctype/Vsize', substr($this->font, 6 + $this->fdt['size1'], 6));
if ($dat['marker'] != 128) {
throw new FontException('Font file is not a valid binary Type1');
}
$this->fdt['size2'] = $dat['size'];
$this->fdt['encrypted'] = substr($this->font, 12 + $this->fdt['size1'], $this->fdt['size2']);
$data .= $this->fdt['encrypted'];
// store compressed font
$this->fdt['file'] = $this->fdt['file_name'] . '.z';
$file = new File();
$fpt = $file->fopenLocal($this->fdt['dir'] . $this->fdt['file'], 'wb');
fwrite($fpt, gzcompress($data));
fclose($fpt);
}
/**
* Get the original image raw data
*
* @param string $image Image file name, URL or a '@' character followed by the image data string.
* To link an image without embedding it on the document, set an asterisk character
* before the URL (i.e.: '*http://www.example.com/image.jpg').
*
* @return array Image data array
*/
protected function getRawData($image)
{
// default data to return
$data = array('key' => '', 'defprint' => false, 'raw' => '', 'file' => '', 'exturl' => false, 'width' => 0, 'height' => 0, 'type' => 0, 'native' => false, 'mapto' => IMAGETYPE_PNG, 'bits' => 8, 'channels' => 3, 'colspace' => 'DeviceRGB', 'icc' => '', 'filter' => 'FlateDecode', 'parms' => '', 'pal' => '', 'trns' => array(), 'data' => '', 'ismask' => false);
if (empty($image)) {
throw new ImageException('Empty image');
}
if ($image[0] === '@') {
// image from string
$data['raw'] = substr($image, 1);
} else {
if ($image[0] === '*') {
// not-embedded external URL
$data['exturl'] = true;
$image = substr($image, 1);
}
$data['file'] = $image;
$fobj = new File();
$data['raw'] = $fobj->getFileData($image);
}
return $this->getMetaData($data);
}
/**
* Copy or link the original font file
*/
protected function setFontFile()
{
if (!empty($this->fdt['desc'])) {
// subsetting mode
$this->fdt['Flags'] = $this->fdt['desc']['Flags'];
return;
}
if ($this->fdt['type'] != 'cidfont0') {
if ($this->fdt['linked']) {
// creates a symbolic link to the existing font
symlink($this->fdt['input_file'], $this->fdt['dir'] . $this->fdt['file_name']);
} else {
// store compressed font
$this->fdt['file'] = $this->fdt['file_name'] . '.z';
$file = new File();
$fpt = $file->fopenLocal($this->fdt['dir'] . $this->fdt['file'], 'wb');
fwrite($fpt, gzcompress($this->font));
fclose($fpt);
}
}
}
/**
* Save the eported metadata font file
*/
protected function saveFontData()
{
$pfile = '{' . '"type":"' . $this->fdt['type'] . '"' . ',"name":"' . $this->fdt['name'] . '"' . ',"up":' . $this->fdt['underlinePosition'] . ',"ut":' . $this->fdt['underlineThickness'] . ',"dw":' . ($this->fdt['MissingWidth'] > 0 ? $this->fdt['MissingWidth'] : $this->fdt['AvgWidth']) . ',"diff":"' . $this->fdt['diff'] . '"' . ',"platform_id":' . $this->fdt['platform_id'] . ',"encoding_id":' . $this->fdt['encoding_id'];
if ($this->fdt['type'] == 'Core') {
// Core
$pfile .= ',"enc":""';
} elseif ($this->fdt['type'] == 'Type1') {
// Type 1
$pfile .= ',"enc":"' . $this->fdt['enc'] . '"' . ',"file":"' . $this->fdt['file'] . '"' . ',"size1":' . $this->fdt['size1'] . ',"size2":' . $this->fdt['size2'];
} else {
$pfile .= ',"originalsize":' . $this->fdt['originalsize'];
if ($this->fdt['type'] == 'cidfont0') {
$pfile .= ',' . UniToCid::$type[$this->fdt['settype']];
} else {
// TrueType
$pfile .= ',"enc":"' . $this->fdt['enc'] . '"' . ',"file":"' . $this->fdt['file'] . '"' . ',"ctg":"' . $this->fdt['ctg'] . '"';
// create CIDToGIDMap
$cidtogidmap = str_pad('', 131072, "");
// (256 * 256 * 2) = 131072
foreach ($this->fdt['ctgdata'] as $cid => $gid) {
$cidtogidmap = $this->updateCIDtoGIDmap($cidtogidmap, $cid, $gid);
}
// store compressed CIDToGIDMap
$file = new File();
$fpt = $file->fopenLocal($this->fdt['dir'] . $this->fdt['ctg'], 'wb');
fwrite($fpt, gzcompress($cidtogidmap));
fclose($fpt);
}
}
if ($this->fdt['isUnicode']) {
$pfile .= ',"isUnicode":true';
} else {
$pfile .= ',"isUnicode":false';
}
$pfile .= ',"desc":{' . '"Flags":' . $this->fdt['Flags'] . ',"FontBBox":"[' . $this->fdt['bbox'] . ']"' . ',"ItalicAngle":' . $this->fdt['italicAngle'] . ',"Ascent":' . $this->fdt['Ascent'] . ',"Descent":' . $this->fdt['Descent'] . ',"Leading":' . $this->fdt['Leading'] . ',"CapHeight":' . $this->fdt['CapHeight'] . ',"XHeight":' . $this->fdt['XHeight'] . ',"StemV":' . $this->fdt['StemV'] . ',"StemH":' . $this->fdt['StemH'] . ',"AvgWidth":' . $this->fdt['AvgWidth'] . ',"MaxWidth":' . $this->fdt['MaxWidth'] . ',"MissingWidth":' . $this->fdt['MissingWidth'] . '}';
if (!empty($this->fdt['cbbox'])) {
$pfile .= ',"cbbox":{' . substr($this->fdt['cbbox'], 1) . '}';
}
$pfile .= ',"cw":{' . substr($this->fdt['cw'], 1) . '}';
$pfile .= '}' . "\n";
// store file
$file = new File();
$fpt = $file->fopenLocal($this->fdt['datafile'], 'wb');
fwrite($fpt, $pfile);
fclose($fpt);
}