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<?php |
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|
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/** |
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* File: /helper/e2pdf-xml.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 Helper_E2pdf_Xml { |
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|
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private $xml; |
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|
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// check |
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public function check() { |
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if (extension_loaded('simplexml')) { |
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return true; |
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} else { |
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return false; |
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} |
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} |
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|
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// create |
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public function create($key = false) { |
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$this->set('xml', new Helper_E2pdf_SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><' . $key . '></' . $key . '>')); |
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return $this->get('xml'); |
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} |
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|
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// get xml |
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public function get_xml() { |
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if ($this->get('xml')) { |
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return $this->get('xml')->asXML(); |
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} |
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return ''; |
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} |
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|
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// set |
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public function set($key, $value) { |
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if (!isset($this->xml)) { |
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$this->xml = new stdClass(); |
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} |
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$this->xml->$key = $value; |
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} |
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|
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// get |
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public function get($key) { |
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if (isset($this->xml->$key)) { |
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return $this->xml->$key; |
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} else { |
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return false; |
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} |
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} |
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|
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// get node value |
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public function get_node_value($element, $attribute = '') { |
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$value = ''; |
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if (is_object($element) && $attribute && isset($element->attributes) && $element->attributes->getNamedItem($attribute)) { |
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$value = $element->attributes->getNamedItem($attribute)->nodeValue; |
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} |
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return $value; |
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} |
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|
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// set node value |
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public function set_node_value($element, $attribute = '', $value = '', $parent = false) { |
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|
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if (!is_object($element) || !method_exists($element, 'setAttribute') || !$attribute) { |
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return $element; |
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} |
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|
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if ($parent && (!is_object($element->parentNode) || !method_exists($element->parentNode, 'setAttribute'))) { |
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return $element; |
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} |
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|
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if ($parent) { |
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$target = $element->parentNode; |
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} else { |
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$target = $element; |
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} |
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$target->setAttribute($attribute, $value); |
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|
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return $element; |
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} |
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|
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// parse xml page |
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public function parse_xml_page($page_node, &$pages, $pdf_images_dir, $extension) { |
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|
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$page_number = (string) $page_node['number']; |
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$pages[$page_number] = []; |
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$pages[$page_number]['page_id'] = $page_number; |
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|
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if (isset($page_node->properties)) { |
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$pages[$page_number]['properties'] = []; |
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foreach ($page_node->properties->children() as $prop_name => $prop_value) { |
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$prop_string = (string) $prop_value; |
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if ($prop_name === 'background' && !empty($prop_string)) { |
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file_put_contents($pdf_images_dir . $page_number . '.png', base64_decode($prop_string), LOCK_EX); |
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do_action('e2pdf_pdf_upload_background_save_after'); |
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} else { |
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$pages[$page_number]['properties'][$prop_name] = $prop_string; |
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} |
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} |
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} |
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if (isset($page_node->elements)) { |
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$pages[$page_number]['elements'] = []; |
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$element_index = 0; |
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foreach ($page_node->elements->element as $element_node) { |
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$pages[$page_number]['elements'][$element_index] = []; |
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foreach ($element_node->children() as $elem_name => $elem_value) { |
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if ($elem_name == 'properties') { |
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$pages[$page_number]['elements'][$element_index]['properties'] = []; |
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foreach ($elem_value->children() as $inner_prop_name => $inner_prop_value) { |
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$pages[$page_number]['elements'][$element_index]['properties'][$inner_prop_name] = (string) $inner_prop_value; |
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} |
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} else { |
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$pages[$page_number]['elements'][$element_index][$elem_name] = (string) $elem_value; |
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} |
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} |
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$element = $pages[$page_number]['elements'][$element_index]; |
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if ($element['type'] === 'e2pdf-image' && isset($element['base64']) && $element['base64']) { |
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$image = base64_decode($element['base64']); |
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$file_name = basename($element['value']); |
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if (!$file_name) { |
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$ext = $this->helper->load('image')->get_extension($image); |
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if ($ext) { |
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$file_name = md5(mktime()) . '.' . $ext; |
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} |
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} |
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if ($file_name) { |
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$upload_file = wp_upload_bits($file_name, null, $image); |
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if (!$upload_file['error']) { |
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$wp_filetype = wp_check_filetype($file_name, null); |
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$attachment = array( |
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'post_mime_type' => $wp_filetype['type'], |
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'post_parent' => 0, |
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'post_title' => preg_replace('/\.[^.]+$/', '', $file_name), |
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'post_content' => '', |
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'post_status' => 'inherit', |
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); |
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$attachment_id = wp_insert_attachment($attachment, $upload_file['file'], 0); |
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if (!is_wp_error($attachment_id)) { |
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require_once ABSPATH . 'wp-admin/includes/image.php'; |
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$attachment_data = wp_generate_attachment_metadata($attachment_id, $upload_file['file']); |
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wp_update_attachment_metadata($attachment_id, $attachment_data); |
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$pages[$page_number]['elements'][$element_index]['value'] = $upload_file['url']; |
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} |
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} |
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unset($pages[$page_number]['elements'][$element_index]['base64']); |
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} else { |
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unset($pages[$page_number]['elements'][$element_index]); |
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} |
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} elseif (isset($element['name']) && $element['name']) { |
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$el_value = $extension->auto_map($element['name']); |
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if ($el_value !== false) { |
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$pages[$page_number]['elements'][$element_index]['value'] = $el_value; |
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} |
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} |
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$element_index++; |
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} |
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} |
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} |
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|
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// parse xml font |
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public function parse_xml_font($font) { |
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|
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$model_e2pdf_font = new Model_E2pdf_Font(); |
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$fonts = $model_e2pdf_font->get_fonts(); |
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$fonts_dir = $this->helper->get('fonts_dir'); |
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|
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$font_title = (string) $font->title; |
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$font_name = (string) $font->name; |
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$font_value = (string) $font->value; |
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|
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$exist = array_search($font_title, $fonts, true); |
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if ($exist === false) { |
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if (!file_exists($fonts_dir . $font_name)) { |
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$f_name = $font_name; |
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} else { |
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$i = 0; |
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do { |
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$f_name = $i . '_' . $font_name; |
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$i++; |
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} while (file_exists($fonts_dir . $f_name)); |
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} |
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$font_ext = strtolower(pathinfo($f_name, PATHINFO_EXTENSION)); |
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if (in_array($font_ext, $model_e2pdf_font->get_allowed_extensions())) { |
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$font_data = base64_decode($font_value); |
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if ($font_data !== false) { |
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file_put_contents($fonts_dir . $f_name, $font_data, LOCK_EX); |
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} |
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} |
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} |
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} |
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} |
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|
