← All changes | back/Helpers/ImageHelper.php +0 -249 10.10.2 → 11.1.1 View file →

		@@ -1,249 +1,0 @@
1		-<?php
2		-
3		-namespace AcyMailing\Helpers;
4		-
5		-use AcyMailing\Core\AcymObject;
6		-
7		-class ImageHelper extends AcymObject
8		-{
9		- public string $error = '';
10		- public int $maxHeight;
11		- public int $maxWidth;
12		- public string $destination;
13		-
14		- public function removePictures(string $text): string
15		- {
16		- $return = preg_replace('#< *img((?!content_main_image)[^>])*>#Ui', '', $text);
17		-
18		- return preg_replace('#< *div[^>]*class="jce_caption"[^>]*>[^<]*(< *div[^>]*>[^<]*<\/div>)*[^<]*<\/div>#Ui', '', $return);
19		- }
20		-
21		- public function available(): bool
22		- {
23		- if (!function_exists('gd_info')) {
24		- $this->error = 'The GD library is not installed.';
25		-
26		- return false;
27		- }
28		- if (!function_exists('getimagesize')) {
29		- $this->error = 'Cound not find getimagesize function';
30		-
31		- return false;
32		- }
33		- if (!function_exists('imagealphablending')) {
34		- $this->error = "Please make sure you're using GD 2.0.1 or later version";
35		-
36		- return false;
37		- }
38		-
39		- return true;
40		- }
41		-
42		- public function resizePictures(string $input): string
43		- {
44		- $this->destination = ACYM_MEDIA.'resized'.DS;
45		- acym_createDir($this->destination);
46		- $content = acym_absoluteURL($input);
47		-
48		- preg_match_all('#<img([^>]*)>#Ui', $content, $results);
49		- if (empty($results[1])) {
50		- return $input;
51		- }
52		-
53		- $replace = [];
54		-
55		- foreach ($results[1] as $onepicture) {
56		- if (strpos($onepicture, 'donotresize') !== false) {
57		- continue;
58		- }
59		-
60		- if (!preg_match('#src="([^"]*)"#Ui', $onepicture, $path)) {
61		- continue;
62		- }
63		- $imageUrl = $path[1];
64		-
65		- $imageUrl = preg_replace('/#joomlaImage.*/', '', $imageUrl);
66		-
67		- $imageUrl = acym_internalUrlToPath($imageUrl);
68		-
69		- $newPicture = $this->generateThumbnail($imageUrl);
70		-
71		- $newDimension = 'max-width:'.$this->maxWidth.'px;max-height:'.$this->maxHeight.'px;';
72		-
73		- if (empty($newPicture)) {
74		- if (strpos($onepicture, 'style="') !== false) {
75		- $replace[$onepicture] = preg_replace('#style="([^"]*)"#Uis', 'style="'.$newDimension.'$1"', $onepicture);
76		- } else {
77		- $replace[$onepicture] = ' style="'.$newDimension.'" '.$onepicture;
78		- }
79		- continue;
80		- }
81		-
82		- $newPicture['file'] = preg_replace('#^'.preg_quote(ACYM_ROOT, '#').'#i', ACYM_LIVE, $newPicture['file']);
83		- $newPicture['file'] = str_replace(DS, '/', $newPicture['file']);
84		- $replaceImage = [];
85		- $replaceImage[$path[1]] = $newPicture['file'];
86		- if (preg_match_all('#(width|height)(:|=) *"?([0-9]+)#i', $onepicture, $resultsSize)) {
87		- foreach ($resultsSize[0] as $i => $oneArg) {
88		- $newVal = (strtolower($resultsSize[1][$i]) == 'width') ? $newPicture['width'] : $newPicture['height'];
89		- if ($newVal > $resultsSize[3][$i]) {
90		- continue;
91		- }
92		- $replaceImage[$oneArg] = str_replace($resultsSize[3][$i], $newVal, $oneArg);
93		- }
94		- }
95		-
96		- $replace[$onepicture] = str_replace(array_keys($replaceImage), $replaceImage, $onepicture);
97		-
98		- if (strpos($replace[$onepicture], 'width') === false) {
99		- if (strpos($onepicture, 'style="') !== false) {
100		- $replace[$onepicture] = preg_replace('#style="([^"]*)"#Uis', 'style="'.$newDimension.'$1"', $replace[$onepicture]);
101		- } else {
102		- $replace[$onepicture] = ' style="'.$newDimension.'" '.$replace[$onepicture];
103		- }
104		- }
105		- }
106		-
107		- if (!empty($replace)) {
108		- $input = str_replace(array_keys($replace), $replace, $content);
109		- }
110		-
111		- return $input;
112		- }
113		-
114		- public function generateThumbnail(string $picturePath): array
115		- {
116		- $paramsPos = strpos($picturePath, '?');
117		- if ($paramsPos !== false) {
118		- $picturePath = substr($picturePath, 0, $paramsPos);
119		- }
120		-
121		- [$currentwidth, $currentheight] = @getimagesize($picturePath);
122		- if (empty($currentwidth) || empty($currentheight)) {
123		- return [];
124		- }
125		- $factor = min($this->maxWidth / $currentwidth, $this->maxHeight / $currentheight);
126		- if ($factor >= 1) {
127		- return [];
128		- }
129		- $newWidth = round($currentwidth * $factor);
130		- $newHeight = round($currentheight * $factor);
131		-
132		- if (strpos($picturePath, 'http') === 0) {
133		- $filename = substr($picturePath, strrpos($picturePath, '/') + 1);
134		- } else {
135		- $filename = basename($picturePath);
136		- }
137		-
138		- if (substr($picturePath, 0, 10) == 'data:image') {
139		- preg_match('#data:image/([^;]{1,5});#', $picturePath, $resultextension);
140		- if (empty($resultextension[1])) {
141		- return [];
142		- }
143		- $extension = $resultextension[1];
144		- $name = md5($picturePath);
145		- } else {
146		- $extension = strtolower(substr($filename, strrpos($filename, '.') + 1));
147		- $name = strtolower(substr($filename, 0, strrpos($filename, '.')));
148		- $name .= substr(@filemtime($picturePath), -4);
149		- }
150		-
151		- $newImage = md5($picturePath).'-'.$name.'thumb'.$this->maxWidth.'x'.$this->maxHeight.'.'.$extension;
152		- if (empty($this->destination)) {
153		- $newFile = dirname($picturePath).DS.$newImage;
154		- } else {
155		- $newFile = $this->destination.$newImage;
156		- }
157		-
158		- if (file_exists($newFile)) {
159		- return [
160		- 'file' => $newFile,
161		- 'width' => $newWidth,
162		- 'height' => $newHeight,
163		- ];
164		- }
165		-
166		- if (function_exists('exif_imagetype')) {
167		- $imageRealType = exif_imagetype($picturePath);
168		- } else {
169		- if ($extension === 'gif') {
170		- $imageRealType = IMAGETYPE_GIF;
171		- } elseif ($extension === 'jpg' || $extension === 'jpeg') {
172		- $imageRealType = IMAGETYPE_JPEG;
173		- } elseif ($extension === 'png') {
174		- $imageRealType = IMAGETYPE_PNG;
175		- } elseif ($extension === 'webp') {
176		- $imageRealType = IMAGETYPE_WEBP;
177		- } else {
178		- return [];
179		- }
180		- }
181		-
182		- switch ($imageRealType) {
183		- case IMAGETYPE_GIF:
184		- $img = imagecreatefromgif($picturePath);
185		- break;
186		- case IMAGETYPE_JPEG:
187		- $img = imagecreatefromjpeg($picturePath);
188		- break;
189		- case IMAGETYPE_PNG:
190		- $img = imagecreatefrompng($picturePath);
191		- break;
192		- case IMAGETYPE_WEBP:
193		- if (function_exists('imagecreatefromwebp')) {
194		- $img = imagecreatefromwebp($picturePath);
195		- }
196		- break;
197		- default:
198		- return [];
199		- }
200		-
201		- if (empty($img)) {
202		- return [];
203		- }
204		-
205		- $thumb = imagecreatetruecolor($newWidth, $newHeight);
206		-
207		- if (in_array($imageRealType, [IMAGETYPE_GIF, IMAGETYPE_PNG])) {
208		- imagealphablending($thumb, false);
209		- imagesavealpha($thumb, true);
210		- }
211		-
212		- if (function_exists('imagecopyresampled')) {
213		- imagecopyresampled($thumb, $img, 0, 0, 0, 0, $newWidth, $newHeight, $currentwidth, $currentheight);
214		- } else {
215		- ImageCopyResized($thumb, $img, 0, 0, 0, 0, $newWidth, $newHeight, $currentwidth, $currentheight);
216		- }
217		-
218		- ob_start();
219		- switch ($imageRealType) {
220		- case IMAGETYPE_GIF:
221		- $status = imagegif($thumb);
222		- break;
223		- case IMAGETYPE_JPEG:
224		- $status = imagejpeg($thumb, null, 100);
225		- break;
226		- case IMAGETYPE_PNG:
227		- $status = imagepng($thumb, null, 0);
228		- break;
229		- case IMAGETYPE_WEBP:
230		- $status = imagewebp($thumb, null, 100);
231		- break;
232		- }
233		- $imageContent = ob_get_clean();
234		-
235		- $status = $status && acym_writeFile($newFile, $imageContent);
236		- imagedestroy($thumb);
237		- imagedestroy($img);
238		-
239		- if (!$status) {
240		- $newFile = $picturePath;
241		- }
242		-
243		- return [
244		- 'file' => $newFile,
245		- 'width' => $newWidth,
246		- 'height' => $newHeight,
247		- ];
248		- }
249		-}