← All changes | classes/helper/e2pdf-image.php +207 -52 1.00.13 → 1.32.51 View file →

		@@ -1,11 +1,10 @@
1	1	<?php
2	2
3	3	/**
4		- * E2pdf Image Helper
5		- *
	4	+ * E2Pdf Image Helper
6	5	* @copyright Copyright 2017 https://e2pdf.com
7		- * @license GPL v2
	6	+ * @license GPLv3
8	7	* @version 1
9	8	* @link https://e2pdf.com
10	9	* @since 0.00.01
11	10	*/
		@@ -22,34 +21,98 @@
22	21	}
23	22
24	23	/**
25	24	* Get Base64 Encoded Image
26		- *
27		- * @param string $image - Image path
28		- *
	25	+ * @param string $value - Image path
29	26	* @return mixed - Base64 encoded image OR FALSE
30	27	*/
31		- public function get_image($image) {
32		-
	28	+ public function get_image($value, $extension = false, $field = array()) {
33	29	$source = false;
34		-
35		- if ($image) {
36		-
37		- if (0 === strpos($image, site_url())) {
38		- $image_path = $this->helper->get('plugin_dir') . '../../../' . substr($image, strlen(site_url()));
39		- if (file_exists($image_path)) {
40		- $source = base64_encode(file_get_contents($image_path));
	30	+ $protected = false;
	31	+ if ($value) {
	32	+ preg_match('/src=(?:"|\')([^"\']*)(?:"|\')/', $value, $matches);
	33	+ if (isset($matches[1])) {
	34	+ $value = $matches[1];
	35	+ }
	36	+ $value = trim($value);
	37	+ $site_url = site_url('/');
	38	+ $https = str_replace('http://', 'https://', $site_url);
	39	+ $http = str_replace('https://', 'http://', $site_url);
	40	+ if (!get_option('e2pdf_images_remote_request', '0')) {
	41	+ if (0 === strpos($value, $https)) {
	42	+ $tmp_value = ABSPATH . substr($value, strlen($https));
	43	+ if (@file_exists($tmp_value)) {
	44	+ $value = $tmp_value;
	45	+ }
	46	+ } elseif (0 === strpos($value, $http)) {
	47	+ $tmp_value = ABSPATH . substr($value, strlen($http));
	48	+ if (@file_exists($tmp_value)) {
	49	+ $value = $tmp_value;
	50	+ }
41	51	}
42	52	}
43		-
44	53	if (!$source) {
45		- $response = $this->get_url($image);
46		- if (array_key_exists('content', $response) && $response['content'] !== FALSE) {
47		- $source = base64_encode($response['content']);
48		- } elseif ($tmp_image = base64_decode($image, true)) {
49		- if ($this->get_image_extension($tmp_image)) {
50		- $source = $image;
	54	+ if ((0 === strpos($value, ABSPATH) || 0 === strpos($value, '/')) && @file_exists($value) && $this->get_extension($value)) {
	55	+ if ($extension == 'formidable' && class_exists('FrmProFileField') && !@is_readable($value)) {
	56	+ FrmProFileField::chmod($value, apply_filters('frm_protected_file_readonly_permission', 0400));
	57	+ if (@!is_readable($value)) {
	58	+ @chmod($value, apply_filters('frm_protected_file_readonly_permission', 0400));
	59	+ }
	60	+ if (@is_readable($value)) {
	61	+ $protected = true;
	62	+ }
51	63	}
	64	+ $contents = $this->get_optimized_image($value, $field);
	65	+ if (!$contents) {
	66	+ $contents = @file_get_contents($value);
	67	+ }
	68	+ if ($contents) {
	69	+ $source = base64_encode($contents);
	70	+ }
	71	+ if ($protected) {
	72	+ FrmProFileField::chmod($value, 0200);
	73	+ }
	74	+ } elseif (@file_exists(ABSPATH . $value) && $this->get_extension(ABSPATH . $value)) {
	75	+ if ($extension == 'formidable' && class_exists('FrmProFileField') && !@is_readable(ABSPATH . $value)) {
	76	+ FrmProFileField::chmod(ABSPATH . $value, apply_filters('frm_protected_file_readonly_permission', 0400));
	77	+ if (@!is_readable(ABSPATH . $value)) {
	78	+ @chmod(ABSPATH . $value, apply_filters('frm_protected_file_readonly_permission', 0400));
	79	+ }
	80	+ if (@is_readable(ABSPATH . $value)) {
	81	+ $protected = true;
	82	+ }
	83	+ }
	84	+ $contents = $this->get_optimized_image(ABSPATH . $value, $field);
	85	+ if (!$contents) {
	86	+ $contents = @file_get_contents(ABSPATH . $value);
	87	+ }
	88	+ if ($contents) {
	89	+ $source = base64_encode($contents);
	90	+ }
	91	+ if ($protected) {
	92	+ FrmProFileField::chmod(ABSPATH . $value, 0200);
	93	+ }
	94	+ } elseif (0 === strpos($value, 'data:image/')) {
	95	+ $value = preg_replace('/^data:image\/[^;]+;base64,/', '', $value);
	96	+ $tmp_file = base64_decode($value, true);
	97	+ if ($this->get_extension($tmp_file)) {
	98	+ $source = $value;
	99	+ }
	100	+ } elseif (0 === strpos($value, '<svg') || 0 === strpos($value, '<?xml') || (false !== strpos($value, '<svg') && false !== strpos($value, '</svg>'))) {
	101	+ if (false === strpos($value, 'xmlns')) {
	102	+ $value = str_replace('<svg', '<svg xmlns="http://www.w3.org/2000/svg"', $value);
	103	+ }
	104	+ if (0 !== strpos($value, '<svg') && 0 !== strpos($value, '<?xml')) {
	105	+ $position = strpos($value, '<svg');
	106	+ $value = substr($value, $position);
	107	+ }
	108	+ $source = base64_encode($value);
	109	+ } elseif ($tmp_file = base64_decode($value, true)) {
	110	+ if ($this->get_extension($tmp_file)) {
	111	+ $source = $value;
	112	+ }
	113	+ } elseif ($body = $this->get_by_url($value)) {
	114	+ $source = base64_encode($body);
52	115	}
53	116	}
54	117	}
55	118	return $source;
		@@ -54,54 +117,146 @@
54	117	}
55	118	return $source;
56	119	}
57	120
	121	+ public function get_optimized_image($file, $field = array()) {
	122	+ if (!empty($field['properties']['quality']) && $field['properties']['quality'] != '-1' && isset($field['width']) && isset($field['height'])) {
	123	+ $quality = (int) $field['properties']['quality'];
	124	+ $editor = wp_get_image_editor($file);
	125	+ if (is_wp_error($editor) || !$editor->get_size() || !class_exists('ReflectionProperty')) {
	126	+ return '';
	127	+ }
	128	+ $image_size = $editor->get_size();
	129	+ if (($image_size['width'] > ((int) $field['width'] * $quality)) || ($image_size['height'] > ((int) $field['height'] * $quality))) {
	130	+ $width = (int) $field['width'] * $quality;
	131	+ $height = (int) $field['height'] * $quality;
	132	+ } else {
	133	+ return '';
	134	+ }
	135	+ if (is_wp_error($editor->resize($width, $height, false))) {
	136	+ return '';
	137	+ }
	138	+ $editor->set_quality(100);
	139	+ $reflection = new ReflectionProperty(get_class($editor), 'mime_type');
	140	+ $reflection->setAccessible(true);
	141	+ $reflection->getValue($editor);
	142	+ $mime_type = $reflection->getValue($editor);
	143	+
	144	+ $reflection = new ReflectionProperty(get_class($editor), 'image');
	145	+ $reflection->setAccessible(true);
	146	+ $image = $reflection->getValue($editor);
	147	+
	148	+ if ($image && $editor instanceof WP_Image_Editor_GD) {
	149	+ ob_start();
	150	+ switch ($mime_type) {
	151	+ case 'image/png':
	152	+ imagepng($image);
	153	+ break;
	154	+ case 'image/gif':
	155	+ imagegif($image);
	156	+ break;
	157	+ case 'image/webp':
	158	+ if (function_exists('imagewebp')) {
	159	+ imagewebp($image, null, 100);
	160	+ }
	161	+ break;
	162	+ default:
	163	+ imagejpeg($image, null, 100);
	164	+ break;
	165	+ }
	166	+ $contents = ob_get_contents();
	167	+ ob_end_clean();
	168	+ return $contents;
	169	+ } elseif ($image && $editor instanceof WP_Image_Editor_Imagick) {
	170	+ $contents = $image->getImagesBlob();
	171	+ return $contents;
	172	+ }
	173	+ }
	174	+ return '';
	175	+ }
	176	+
	177	+ public function get_base64_image($url) {
	178	+ if ($ext = $this->get_extension($url)) {
	179	+ $type = array_search($ext, $this->get_allowed_extensions());
	180	+ if ($type !== false && $body = $this->get_by_url($url)) {
	181	+ return 'data:' . $type . ';base64,' . base64_encode($body);
	182	+ }
	183	+ }
	184	+ return $url;
	185	+ }
	186	+
58	187	/**
59	188	* Get image by Url
60		- *
61	189	* @param string $url - Url to image
62		- *
63	190	* @return array();
64	191	*/
65		- public function get_url($url) {
66		- $content = @file_get_contents($url);
	192	+ public function get_by_url($url) {
	193	+ $response = wp_remote_get(
	194	+ $url,
	195	+ array(
	196	+ 'timeout' => get_option('e2pdf_images_timeout', '30'),
	197	+ 'sslverify' => false,
	198	+ )
	199	+ );
	200	+ if (wp_remote_retrieve_response_code($response) === 200) {
	201	+ return wp_remote_retrieve_body($response);
	202	+ } else {
	203	+ return '';
	204	+ }
	205	+ }
	206	+
	207	+ public function get_allowed_extensions() {
67	208	return array(
68		- 'headers' => $http_response_header,
69		- 'content' => $content
	209	+ 'image/jpeg' => 'jpg',
	210	+ 'image/jpeg2' => 'jpeg',
	211	+ 'image/png' => 'png',
	212	+ 'image/gif' => 'gif',
	213	+ 'image/svg' => 'svg',
	214	+ 'image/svg+xml' => 'svg',
	215	+ 'image/webp' => 'webp',
	216	+ 'image/x-ms-bmp' => 'bmp',
	217	+ 'image/bmp' => 'bmp',
	218	+ 'image/tif' => 'tiff',
	219	+ 'image/tiff' => 'tiff',
70	220	);
71	221	}
72	222
73		- public function get_image_extension($image = false) {
	223	+ public function get_extension($value = false) {
74	224
75		- if (!$image) {
	225	+ $value = trim($value);
	226	+ if (!$value) {
76	227	return false;
77	228	}
78	229
	230	+ $extensions = $this->get_allowed_extensions();
	231	+ $extension = false;
79	232	$mime = false;
80		- if (function_exists('finfo_open') && function_exists('finfo_buffer')) {
81		- $f = finfo_open();
82		- $mime = finfo_buffer($f, $image, FILEINFO_MIME_TYPE);
83		- } elseif (function_exists('image_type_to_mime_type') && function_exists('getimagesizefromstring')) {
84		- $size = getimagesizefromstring($image);
85		- if (isset($size['mime'])) {
86		- $mime = $size['mime'];
	233	+
	234	+ if (@file_exists($value)) {
	235	+ $file_extension = strtolower(pathinfo($value, PATHINFO_EXTENSION));
	236	+ if (in_array($file_extension, $extensions)) {
	237	+ return $file_extension;
	238	+ } elseif (function_exists('finfo_open') && function_exists('finfo_file')) {
	239	+ $f = finfo_open();
	240	+ $mime = @finfo_file($f, $value, FILEINFO_MIME_TYPE);
87	241	}
	242	+ } else {
	243	+ $file_extension = strtolower(pathinfo($value, PATHINFO_EXTENSION));
	244	+ if (in_array($file_extension, $extensions)) {
	245	+ return $file_extension;
	246	+ } elseif (function_exists('finfo_open') && function_exists('finfo_buffer')) {
	247	+ $f = finfo_open();
	248	+ $mime = finfo_buffer($f, $value, FILEINFO_MIME_TYPE);
	249	+ } elseif (function_exists('image_type_to_mime_type') && function_exists('getimagesizefromstring')) {
	250	+ $size = getimagesizefromstring($value);
	251	+ if (isset($size['mime'])) {
	252	+ $mime = $size['mime'];
	253	+ }
	254	+ }
88	255	}
89	256
90		- switch ($mime) {
91		- case 'image/jpeg':
92		- $ext = "jpg";
93		- break;
94		-
95		- case 'image/png':
96		- $ext = "png";
97		- break;
98		-
99		- default:
100		- $ext = false;
101		- break;
	257	+ if ($mime && isset($extensions[$mime])) {
	258	+ $extension = $extensions[$mime];
102	259	}
103		-
104		- return $ext;
	260	+ return $extension;
105	261	}
106		-
107	262	}