0byte V.2
PHP Backdoor

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/home/vhtecindia/public_html/sample/application/libraries/dompdf/src/

* @author Helmut Tischer * @author Fabien Ménager * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License */ namespace Dompdf; use FontLib\Font; /** * The font metrics class * * This class provides information about fonts and text. It can resolve * font names into actual installed font files, as well as determine the * size of text in a particular font and size. * * @static * @package dompdf */ class FontMetrics { /** * Name of the font cache file * * This file must be writable by the webserver process only to update it * with save_font_families() after adding the .afm file references of a new font family * with FontMetrics::saveFontFamilies(). * This is typically done only from command line with load_font.php on converting * ttf fonts to ufm with php-font-lib. */ const CACHE_FILE = "dompdf_font_family_cache.php"; /** * @var Canvas * @deprecated */ protected $pdf; /** * Underlying {@link Canvas} object to perform text size calculations * * @var Canvas */ protected $canvas; /** * Array of font family names to font files * * Usually cached by the {@link load_font.php} script * * @var array */ protected $fontLookup = []; /** * @var Options */ private $options; /** * Class initialization */ public function __construct(Canvas $canvas, Options $options) { $this->setCanvas($canvas); $this->setOptions($options); $this->loadFontFamilies(); } /** * @deprecated */ public function save_font_families() { $this->saveFontFamilies(); } /** * Saves the stored font family cache * * The name and location of the cache file are determined by {@link * FontMetrics::CACHE_FILE}. This file should be writable by the * webserver process. * * @see FontMetrics::loadFontFamilies() */ public function saveFontFamilies() { // replace the path to the DOMPDF font directories with the corresponding constants (allows for more portability) $cacheData = sprintf("fontLookup as $family => $variants) { $cacheData .= sprintf(" '%s' => array(%s", addslashes($family), PHP_EOL); foreach ($variants as $variant => $path) { $path = sprintf("'%s'", $path); $path = str_replace('\'' . $this->getOptions()->getFontDir() , '$fontDir . \'' , $path); $path = str_replace('\'' . $this->getOptions()->getRootDir() , '$rootDir . \'' , $path); $cacheData .= sprintf(" '%s' => %s,%s", $variant, $path, PHP_EOL); } $cacheData .= sprintf(" ),%s", PHP_EOL); } $cacheData .= ") ?>"; file_put_contents($this->getCacheFile(), $cacheData); } /** * @deprecated */ public function load_font_families() { $this->loadFontFamilies(); } /** * Loads the stored font family cache * * @see FontMetrics::saveFontFamilies() */ public function loadFontFamilies() { $fontDir = $this->getOptions()->getFontDir(); $rootDir = $this->getOptions()->getRootDir(); // FIXME: temporarily define constants for cache files <= v0.6.2 if (!defined("DOMPDF_DIR")) { define("DOMPDF_DIR", $rootDir); } if (!defined("DOMPDF_FONT_DIR")) { define("DOMPDF_FONT_DIR", $fontDir); } $file = $rootDir . "/lib/fonts/dompdf_font_family_cache.dist.php"; $distFonts = require $file; if (!is_readable($this->getCacheFile())) { $this->fontLookup = $distFonts; return; } $cacheData = require $this->getCacheFile(); $this->fontLookup = []; if (is_array($this->fontLookup)) { foreach ($cacheData as $key => $value) { $this->fontLookup[stripslashes($key)] = $value; } } // Merge provided fonts $this->fontLookup += $distFonts; } /** * @param array $style * @param string $remote_file * @param resource $context * @return bool * @deprecated */ public function register_font($style, $remote_file, $context = null) { return $this->registerFont($style, $remote_file); } /** * @param array $style * @param string $remoteFile * @param resource $context * @return bool */ public function registerFont($style, $remoteFile, $context = null) { $fontname = mb_strtolower($style["family"]); $families = $this->getFontFamilies(); $entry = []; if (isset($families[$fontname])) { $entry = $families[$fontname]; } $styleString = $this->getType("{$style['weight']} {$style['style']}"); $fontDir = $this->getOptions()->getFontDir(); $remoteHash = md5($remoteFile); $prefix = $fontname . "_" . $styleString; $prefix = preg_replace("/[^\\pL\d]+/u", "-", $prefix); $prefix = trim($prefix, "-"); if (function_exists('iconv')) { $prefix = iconv('utf-8', 'us-ascii//TRANSLIT', $prefix); } $prefix = preg_replace("/[^-\w]+/", "", $prefix); $localFile = $fontDir . "/" . $prefix . "_" . $remoteHash; if (isset($entry[$styleString]) && $localFile == $entry[$styleString]) { return true; } $cacheEntry = $localFile; $localFile .= ".".strtolower(pathinfo(parse_url($remoteFile, PHP_URL_PATH), PATHINFO_EXTENSION)); $entry[$styleString] = $cacheEntry; // Download the remote file list($remoteFileContent, $http_response_header) = @Helpers::getFileContent($remoteFile, $context); if (empty($remoteFileContent)) { return false; } $localTempFile = @tempnam($this->options->get("tempDir"), "dompdf-font-"); file_put_contents($localTempFile, $remoteFileContent); $font = Font::load($localTempFile); if (!$font) { unlink($localTempFile); return false; } $font->parse(); $font->saveAdobeFontMetrics("$cacheEntry.ufm"); $font->close(); unlink($localTempFile); if ( !file_exists("$cacheEntry.ufm") ) { return false; } // Save the changes file_put_contents($localFile, $remoteFileContent); if ( !file_exists($localFile) ) { unlink("$cacheEntry.ufm"); return false; } $this->setFontFamily($fontname, $entry); $this->saveFontFamilies(); return true; } /** * @param $text * @param $font * @param $size * @param float $word_spacing * @param float $char_spacing * @return float * @deprecated */ public function get_text_width($text, $font, $size, $word_spacing = 0.0, $char_spacing = 0.0) { //return self::$_pdf->get_text_width($text, $font, $size, $word_spacing, $char_spacing); return $this->getTextWidth($text, $font, $size, $word_spacing, $char_spacing); } /** * Calculates text size, in points * * @param string $text the text to be sized * @param string $font the desired font * @param float $size the desired font size * @param float $wordSpacing * @param float $charSpacing * * @internal param float $spacing word spacing, if any * @return float */ public function getTextWidth($text, $font, $size, $wordSpacing = 0.0, $charSpacing = 0.0) { // @todo Make sure this cache is efficient before enabling it static $cache = []; if ($text === "") { return 0; } // Don't cache long strings $useCache = !isset($text[50]); // Faster than strlen $key = "$font/$size/$wordSpacing/$charSpacing"; if ($useCache && isset($cache[$key][$text])) { return $cache[$key]["$text"]; } $width = $this->getCanvas()->get_text_width($text, $font, $size, $wordSpacing, $charSpacing); if ($useCache) { $cache[$key][$text] = $width; } return $width; } /** * @param $font * @param $size * @return float * @deprecated */ public function get_font_height($font, $size) { return $this->getFontHeight($font, $size); } /** * Calculates font height * * @param string $font * @param float $size * * @return float */ public function getFontHeight($font, $size) { return $this->getCanvas()->get_font_height($font, $size); } /** * @param $family_raw * @param string $subtype_raw * @return string * @deprecated */ public function get_font($family_raw, $subtype_raw = "normal") { return $this->getFont($family_raw, $subtype_raw); } /** * Resolves a font family & subtype into an actual font file * Subtype can be one of 'normal', 'bold', 'italic' or 'bold_italic'. If * the particular font family has no suitable font file, the default font * ({@link Options::defaultFont}) is used. The font file returned * is the absolute pathname to the font file on the system. * * @param string $familyRaw * @param string $subtypeRaw * * @return string */ public function getFont($familyRaw, $subtypeRaw = "normal") { static $cache = []; if (isset($cache[$familyRaw][$subtypeRaw])) { return $cache[$familyRaw][$subtypeRaw]; } /* Allow calling for various fonts in search path. Therefore not immediately * return replacement on non match. * Only when called with NULL try replacement. * When this is also missing there is really trouble. * If only the subtype fails, nevertheless return failure. * Only on checking the fallback font, check various subtypes on same font. */ $subtype = strtolower($subtypeRaw); if ($familyRaw) { $family = str_replace(["'", '"'], "", strtolower($familyRaw)); if (isset($this->fontLookup[$family][$subtype])) { return $cache[$familyRaw][$subtypeRaw] = $this->fontLookup[$family][$subtype]; } return null; } $family = "serif"; if (isset($this->fontLookup[$family][$subtype])) { return $cache[$familyRaw][$subtypeRaw] = $this->fontLookup[$family][$subtype]; } if (!isset($this->fontLookup[$family])) { return null; } $family = $this->fontLookup[$family]; foreach ($family as $sub => $font) { if (strpos($subtype, $sub) !== false) { return $cache[$familyRaw][$subtypeRaw] = $font; } } if ($subtype !== "normal") { foreach ($family as $sub => $font) { if ($sub !== "normal") { return $cache[$familyRaw][$subtypeRaw] = $font; } } } $subtype = "normal"; if (isset($family[$subtype])) { return $cache[$familyRaw][$subtypeRaw] = $family[$subtype]; } return null; } /** * @param $family * @return null|string * @deprecated */ public function get_family($family) { return $this->getFamily($family); } /** * @param string $family * @return null|string */ public function getFamily($family) { $family = str_replace(["'", '"'], "", mb_strtolower($family)); if (isset($this->fontLookup[$family])) { return $this->fontLookup[$family]; } return null; } /** * @param $type * @return string * @deprecated */ public function get_type($type) { return $this->getType($type); } /** * @param string $type * @return string */ public function getType($type) { if (preg_match('/bold/i', $type)) { $weight = 700; } elseif (preg_match('/([1-9]00)/', $type, $match)) { $weight = (int)$match[0]; } else { $weight = 400; } $weight = $weight === 400 ? 'normal' : $weight; $weight = $weight === 700 ? 'bold' : $weight; $style = preg_match('/italic|oblique/i', $type) ? 'italic' : null; if ($weight === 'normal' && $style !== null) { return $style; } return $style === null ? $weight : $weight.'_'.$style; } /** * @return array * @deprecated */ public function get_font_families() { return $this->getFontFamilies(); } /** * Returns the current font lookup table * * @return array */ public function getFontFamilies() { return $this->fontLookup; } /** * @param string $fontname * @param mixed $entry * @deprecated */ public function set_font_family($fontname, $entry) { $this->setFontFamily($fontname, $entry); } /** * @param string $fontname * @param mixed $entry */ public function setFontFamily($fontname, $entry) { $this->fontLookup[mb_strtolower($fontname)] = $entry; } /** * @return string */ public function getCacheFile() { return $this->getOptions()->getFontDir() . '/' . self::CACHE_FILE; } /** * @param Options $options * @return $this */ public function setOptions(Options $options) { $this->options = $options; return $this; } /** * @return Options */ public function getOptions() { return $this->options; } /** * @param Canvas $canvas * @return $this */ public function setCanvas(Canvas $canvas) { $this->canvas = $canvas; // Still write deprecated pdf for now. It might be used by a parent class. $this->pdf = $canvas; return $this; } /** * @return Canvas */ public function getCanvas() { return $this->canvas; } }

0byte V.2PHP Backdoor

0byte V.2
PHP Backdoor