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<?php |
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|
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/** |
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* File: /model/e2pdf-font.php |
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* |
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* @package E2Pdf |
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* @license GPLv3 |
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* @link https://e2pdf.com |
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*/ |
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if (!defined('ABSPATH')) { |
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die('Access denied.'); |
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} |
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|
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class Model_E2pdf_Font extends Model_E2pdf_Model { |
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|
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protected $text; |
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protected $ntOffset; |
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protected $regex = '/font-family:\s*["\']?(.*?)["\']?;/'; |
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|
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public function get_font_info($font = false, $key = false, $font_path = false) { |
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|
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$font_tags = array(); |
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if (!$font_path) { |
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$font_path = $this->helper->get('fonts_dir') . $font; |
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} |
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if ($font_path && file_exists($font_path) && filesize($font_path) > 0) { |
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|
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// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_fopen |
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$fd = fopen($font_path, 'r'); |
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// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_fread |
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$this->text = fread($fd, filesize($font_path)); |
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// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_fclose |
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fclose($fd); |
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|
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$number_of_tables = hexdec($this->dec2ord($this->text[4]) . $this->dec2ord($this->text[5])); |
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|
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for ($i = 0; $i < $number_of_tables; $i++) { |
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$tag = $this->text[12 + $i * 16] . $this->text[12 + $i * 16 + 1] . $this->text[12 + $i * 16 + 2] . $this->text[12 + $i * 16 + 3]; |
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|
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if ($tag == 'name') { |
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$this->ntOffset = hexdec( |
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$this->dec2ord($this->text[12 + $i * 16 + 8]) . $this->dec2ord($this->text[12 + $i * 16 + 8 + 1]) . |
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$this->dec2ord($this->text[12 + $i * 16 + 8 + 2]) . $this->dec2ord($this->text[12 + $i * 16 + 8 + 3]) |
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); |
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|
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$offset_storage_dec = hexdec($this->dec2ord($this->text[$this->ntOffset + 4]) . $this->dec2ord($this->text[$this->ntOffset + 5])); |
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$number_name_records_dec = hexdec($this->dec2ord($this->text[$this->ntOffset + 2]) . $this->dec2ord($this->text[$this->ntOffset + 3])); |
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} |
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} |
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|
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$storage_dec = $offset_storage_dec + $this->ntOffset; |
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$storage_hex = strtoupper(dechex($storage_dec)); |
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|
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for ($j = 0; $j < $number_name_records_dec; $j++) { |
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$platform_id_dec = hexdec($this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 0]) . $this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 1])); |
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$name_id_dec = hexdec($this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 6]) . $this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 7])); |
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$string_length_dec = hexdec($this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 8]) . $this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 9])); |
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$string_offset_dec = hexdec($this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 10]) . $this->dec2ord($this->text[$this->ntOffset + 6 + $j * 12 + 11])); |
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|
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if (!empty($name_id_dec) && empty($font_tags[$name_id_dec])) { |
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for ($l = 0; $l < $string_length_dec; $l++) { |
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if (ord($this->text[$storage_dec + $string_offset_dec + $l]) == '0') { |
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continue; |
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} else { |
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|
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if (!isset($font_tags[$name_id_dec])) { |
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$font_tags[$name_id_dec] = ''; |
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} |
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|
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$font_tags[$name_id_dec] .= ($this->text[$storage_dec + $string_offset_dec + $l]); |
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} |
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} |
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} |
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} |
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} |
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|
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if ($key) { |
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if (!empty($font_tags) && isset($font_tags[$key])) { |
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return $font_tags[$key]; |
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} else { |
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return false; |
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} |
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} else { |
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return $font_tags; |
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} |
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} |
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|
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public function get_font($font, $md5 = false) { |
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$font_path = $this->helper->get('fonts_dir') . $font; |
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|
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if (file_exists($font_path)) { |
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if ($md5) { |
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return md5_file($font_path); |
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} else { |
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// phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode, WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents |
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return base64_encode(file_get_contents($font_path)); |
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} |
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} |
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return false; |
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} |
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|
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public function get_fonts() { |
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$fonts = array(); |
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$files = glob($this->helper->get('fonts_dir') . '*'); |
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if ($files) { |
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foreach ($files as $key => $value) { |
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if (in_array(strtolower(pathinfo($value, PATHINFO_EXTENSION)), $this->get_allowed_extensions(), true)) { |
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$font_name = $this->get_font_info(basename($value), 4); |
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if ($font_name) { |
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$fonts[basename($value)] = $font_name; |
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} |
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} |
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} |
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} |
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return $fonts; |
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} |
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|
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public function get_font_path($font) { |
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$fonts = $this->get_fonts(); |
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$c_font = array_search($font, $fonts, true); |
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if ($c_font) { |
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return $this->helper->get('fonts_dir') . $c_font; |
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} |
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return false; |
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} |
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|
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public function delete_font($font) { |
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$font_path = $this->helper->get('fonts_dir') . $font; |
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|
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if (file_exists($font_path)) { |
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unlink($font_path); |
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return true; |
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} |
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return false; |
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} |
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|
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public function get_element_fonts($el_value, $all_fonts) { |
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$fonts = []; |
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if (($el_value['type'] == 'e2pdf-html' || $el_value['type'] == 'e2pdf-page-number') && isset($el_value['value']) && $el_value['value']) { |
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preg_match_all($this->regex, htmlspecialchars_decode($el_value['value']), $matches); |
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if (isset($matches[1]) && !empty($matches[1])) { |
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foreach ($matches[1] as $font_key => $font_value) { |
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$exist = array_search($font_value, $fonts, true); |
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if (!$exist) { |
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$c_font = array_search($font_value, $all_fonts, true); |
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if ($c_font) { |
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$fonts[$c_font] = $font_value; |
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} |
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} |
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} |
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} |
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|
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if (isset($el_value['properties']['css']) && $el_value['properties']['css']) { |
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preg_match_all($this->regex, htmlspecialchars_decode($el_value['properties']['css']), $matches); |
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if (isset($matches[1]) && !empty($matches[1])) { |
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foreach ($matches[1] as $font_key => $font_value) { |
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$exist = array_search($font_value, $fonts, true); |
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if (!$exist) { |
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$c_font = array_search($font_value, $all_fonts, true); |
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if ($c_font) { |
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$fonts[$c_font] = $font_value; |
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} |
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} |
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} |
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} |
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} |
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} |
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|
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if (isset($el_value['properties']['text_font']) && $el_value['properties']['text_font']) { |
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$font_value = $el_value['properties']['text_font']; |
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$exist = array_search($font_value, $fonts, true); |
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if (!$exist) { |
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$c_font = array_search($font_value, $all_fonts, true); |
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if ($c_font) { |
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$fonts[$c_font] = $font_value; |
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} |
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} |
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} |
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|
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//action fonts |
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if (isset($el_value['actions']) && !empty($el_value['actions'])) { |
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foreach ($el_value['actions'] as $action) { |
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if (isset($action['property']) && $action['property'] == 'text_font' && isset($action['change']) && $action['change']) { |
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$font_value = $action['change']; |
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$exist = array_search($font_value, $fonts, true); |
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if (!$exist) { |
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$c_font = array_search($font_value, $all_fonts, true); |
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if ($c_font) { |
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$fonts[$c_font] = $font_value; |
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} |
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} |
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} |
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|
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if (($el_value['type'] == 'e2pdf-html' || $el_value['type'] == 'e2pdf-page-number') && isset($action['property']) && $action['property'] == 'value' && isset($action['change']) && $action['change']) { |
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preg_match_all($this->regex, htmlspecialchars_decode($action['change']), $matches); |
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if (isset($matches[1]) && !empty($matches[1])) { |
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foreach ($matches[1] as $font_key => $font_value) { |
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$exist = array_search($font_value, $fonts, true); |
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if (!$exist) { |
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$c_font = array_search($font_value, $all_fonts, true); |
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if ($c_font) { |
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$fonts[$c_font] = $font_value; |
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} |
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} |
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} |
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} |
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} |
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|
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if (($el_value['type'] == 'e2pdf-html' || $el_value['type'] == 'e2pdf-page-number') && isset($action['property']) && $action['property'] == 'css' && isset($action['change']) && $action['change']) { |
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preg_match_all($this->regex, htmlspecialchars_decode($action['change']), $matches); |
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if (isset($matches[1]) && !empty($matches[1])) { |
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foreach ($matches[1] as $font_key => $font_value) { |
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$exist = array_search($font_value, $fonts, true); |
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if (!$exist) { |
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$c_font = array_search($font_value, $all_fonts, true); |
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if ($c_font) { |
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$fonts[$c_font] = $font_value; |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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|
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return $fonts; |
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} |
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|
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public function get_css_fonts($css, $all_fonts) { |
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$fonts = []; |
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preg_match_all($this->regex, htmlspecialchars_decode($css), $matches); |
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if (isset($matches[1]) && !empty($matches[1])) { |
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foreach ($matches[1] as $font_key => $font_value) { |
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$exist = array_search($font_value, $fonts, true); |
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if (!$exist) { |
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$c_font = array_search($font_value, $all_fonts, true); |
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if ($c_font) { |
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$fonts[$c_font] = $font_value; |
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} |
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} |
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} |
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} |
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|
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return $fonts; |
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} |
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|
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public function get_allowed_extensions() { |
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return array( |
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'ttf', |
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'otf', |
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); |
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} |
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|
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protected function dec2ord($dec) { |
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return $this->dec2hex(ord($dec)); |
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} |
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|
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protected function dec2hex($dec) { |
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// phpcs:ignore Squiz.PHP.DisallowMultipleAssignments.Found |
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return str_repeat('0', 2 - strlen(($hex = strtoupper(dechex($dec))))) . $hex; |
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} |
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} |
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|
