|
1 <?php |
|
2 /** |
|
3 * WordPress Image Editor |
|
4 * |
|
5 * @package WordPress |
|
6 * @subpackage Administration |
|
7 */ |
|
8 |
|
9 function wp_image_editor($post_id, $msg = false) { |
|
10 $nonce = wp_create_nonce("image_editor-$post_id"); |
|
11 $meta = wp_get_attachment_metadata($post_id); |
|
12 $thumb = image_get_intermediate_size($post_id, 'thumbnail'); |
|
13 $sub_sizes = isset($meta['sizes']) && is_array($meta['sizes']); |
|
14 $note = ''; |
|
15 |
|
16 if ( isset( $meta['width'], $meta['height'] ) ) |
|
17 $big = max( $meta['width'], $meta['height'] ); |
|
18 else |
|
19 die( __('Image data does not exist. Please re-upload the image.') ); |
|
20 |
|
21 $sizer = $big > 400 ? 400 / $big : 1; |
|
22 |
|
23 $backup_sizes = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true ); |
|
24 $can_restore = false; |
|
25 if ( ! empty( $backup_sizes ) && isset( $backup_sizes['full-orig'], $meta['file'] ) ) |
|
26 $can_restore = $backup_sizes['full-orig']['file'] != basename( $meta['file'] ); |
|
27 |
|
28 if ( $msg ) { |
|
29 if ( isset($msg->error) ) |
|
30 $note = "<div class='error'><p>$msg->error</p></div>"; |
|
31 elseif ( isset($msg->msg) ) |
|
32 $note = "<div class='updated'><p>$msg->msg</p></div>"; |
|
33 } |
|
34 |
|
35 ?> |
|
36 <div class="imgedit-wrap"> |
|
37 <?php echo $note; ?> |
|
38 <table id="imgedit-panel-<?php echo $post_id; ?>"><tbody> |
|
39 <tr><td> |
|
40 <div class="imgedit-menu"> |
|
41 <div onclick="imageEdit.crop(<?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-crop disabled" title="<?php esc_attr_e( 'Crop' ); ?>"></div><?php |
|
42 |
|
43 // On some setups GD library does not provide imagerotate() - Ticket #11536 |
|
44 if ( wp_image_editor_supports( array( 'mime_type' => get_post_mime_type( $post_id ), 'methods' => array( 'rotate' ) ) ) ) { ?> |
|
45 <div class="imgedit-rleft" onclick="imageEdit.rotate( 90, <?php echo "$post_id, '$nonce'"; ?>, this)" title="<?php esc_attr_e( 'Rotate counter-clockwise' ); ?>"></div> |
|
46 <div class="imgedit-rright" onclick="imageEdit.rotate(-90, <?php echo "$post_id, '$nonce'"; ?>, this)" title="<?php esc_attr_e( 'Rotate clockwise' ); ?>"></div> |
|
47 <?php } else { |
|
48 $note_no_rotate = esc_attr__('Image rotation is not supported by your web host.'); |
|
49 ?> |
|
50 <div class="imgedit-rleft disabled" title="<?php echo $note_no_rotate; ?>"></div> |
|
51 <div class="imgedit-rright disabled" title="<?php echo $note_no_rotate; ?>"></div> |
|
52 <?php } ?> |
|
53 |
|
54 <div onclick="imageEdit.flip(1, <?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-flipv" title="<?php esc_attr_e( 'Flip vertically' ); ?>"></div> |
|
55 <div onclick="imageEdit.flip(2, <?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-fliph" title="<?php esc_attr_e( 'Flip horizontally' ); ?>"></div> |
|
56 |
|
57 <div id="image-undo-<?php echo $post_id; ?>" onclick="imageEdit.undo(<?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-undo disabled" title="<?php esc_attr_e( 'Undo' ); ?>"></div> |
|
58 <div id="image-redo-<?php echo $post_id; ?>" onclick="imageEdit.redo(<?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-redo disabled" title="<?php esc_attr_e( 'Redo' ); ?>"></div> |
|
59 <br class="clear" /> |
|
60 </div> |
|
61 |
|
62 <input type="hidden" id="imgedit-sizer-<?php echo $post_id; ?>" value="<?php echo $sizer; ?>" /> |
|
63 <input type="hidden" id="imgedit-minthumb-<?php echo $post_id; ?>" value="<?php echo ( get_option('thumbnail_size_w') . ':' . get_option('thumbnail_size_h') ); ?>" /> |
|
64 <input type="hidden" id="imgedit-history-<?php echo $post_id; ?>" value="" /> |
|
65 <input type="hidden" id="imgedit-undone-<?php echo $post_id; ?>" value="0" /> |
|
66 <input type="hidden" id="imgedit-selection-<?php echo $post_id; ?>" value="" /> |
|
67 <input type="hidden" id="imgedit-x-<?php echo $post_id; ?>" value="<?php echo isset( $meta['width'] ) ? $meta['width'] : 0; ?>" /> |
|
68 <input type="hidden" id="imgedit-y-<?php echo $post_id; ?>" value="<?php echo isset( $meta['height'] ) ? $meta['height'] : 0; ?>" /> |
|
69 |
|
70 <div id="imgedit-crop-<?php echo $post_id; ?>" class="imgedit-crop-wrap"> |
|
71 <img id="image-preview-<?php echo $post_id; ?>" onload="imageEdit.imgLoaded('<?php echo $post_id; ?>')" src="<?php echo admin_url( 'admin-ajax.php', 'relative' ); ?>?action=imgedit-preview&_ajax_nonce=<?php echo $nonce; ?>&postid=<?php echo $post_id; ?>&rand=<?php echo rand(1, 99999); ?>" /> |
|
72 </div> |
|
73 |
|
74 <div class="imgedit-submit"> |
|
75 <input type="button" onclick="imageEdit.close(<?php echo $post_id; ?>, 1)" class="button" value="<?php esc_attr_e( 'Cancel' ); ?>" /> |
|
76 <input type="button" onclick="imageEdit.save(<?php echo "$post_id, '$nonce'"; ?>)" disabled="disabled" class="button-primary imgedit-submit-btn" value="<?php esc_attr_e( 'Save' ); ?>" /> |
|
77 </div> |
|
78 </td> |
|
79 |
|
80 <td class="imgedit-settings"> |
|
81 <div class="imgedit-group"> |
|
82 <div class="imgedit-group-top"> |
|
83 <a class="imgedit-help-toggle" onclick="imageEdit.toggleHelp(this);return false;" href="#"><strong><?php _e('Scale Image'); ?></strong></a> |
|
84 <div class="imgedit-help"> |
|
85 <p><?php _e('You can proportionally scale the original image. For best results the scaling should be done before performing any other operations on it like crop, rotate, etc. Note that images can only be scaled down, not up.'); ?></p> |
|
86 <?php if ( isset( $meta['width'], $meta['height'] ) ): ?> |
|
87 <p><?php printf( __('Original dimensions %s'), $meta['width'] . '×' . $meta['height'] ); ?></p> |
|
88 <?php endif ?> |
|
89 <div class="imgedit-submit"> |
|
90 <span class="nowrap"><input type="text" id="imgedit-scale-width-<?php echo $post_id; ?>" onkeyup="imageEdit.scaleChanged(<?php echo $post_id; ?>, 1)" onblur="imageEdit.scaleChanged(<?php echo $post_id; ?>, 1)" style="width:4em;" value="<?php echo isset( $meta['width'] ) ? $meta['width'] : 0; ?>" />×<input type="text" id="imgedit-scale-height-<?php echo $post_id; ?>" onkeyup="imageEdit.scaleChanged(<?php echo $post_id; ?>, 0)" onblur="imageEdit.scaleChanged(<?php echo $post_id; ?>, 0)" style="width:4em;" value="<?php echo isset( $meta['height'] ) ? $meta['height'] : 0; ?>" /> |
|
91 <span class="imgedit-scale-warn" id="imgedit-scale-warn-<?php echo $post_id; ?>">!</span></span> |
|
92 <input type="button" onclick="imageEdit.action(<?php echo "$post_id, '$nonce'"; ?>, 'scale')" class="button-primary" value="<?php esc_attr_e( 'Scale' ); ?>" /> |
|
93 </div> |
|
94 </div> |
|
95 </div> |
|
96 |
|
97 <?php if ( $can_restore ) { ?> |
|
98 |
|
99 <div class="imgedit-group-top"> |
|
100 <a class="imgedit-help-toggle" onclick="imageEdit.toggleHelp(this);return false;" href="#"><strong><?php _e('Restore Original Image'); ?></strong></a> |
|
101 <div class="imgedit-help"> |
|
102 <p><?php _e('Discard any changes and restore the original image.'); |
|
103 |
|
104 if ( !defined('IMAGE_EDIT_OVERWRITE') || !IMAGE_EDIT_OVERWRITE ) |
|
105 echo ' '.__('Previously edited copies of the image will not be deleted.'); |
|
106 |
|
107 ?></p> |
|
108 <div class="imgedit-submit"> |
|
109 <input type="button" onclick="imageEdit.action(<?php echo "$post_id, '$nonce'"; ?>, 'restore')" class="button-primary" value="<?php esc_attr_e( 'Restore image' ); ?>" <?php echo $can_restore; ?> /> |
|
110 </div> |
|
111 </div> |
|
112 </div> |
|
113 |
|
114 <?php } ?> |
|
115 |
|
116 </div> |
|
117 |
|
118 <div class="imgedit-group"> |
|
119 <div class="imgedit-group-top"> |
|
120 <strong><?php _e('Image Crop'); ?></strong> |
|
121 <a class="imgedit-help-toggle" onclick="imageEdit.toggleHelp(this);return false;" href="#"><?php _e('(help)'); ?></a> |
|
122 <div class="imgedit-help"> |
|
123 <p><?php _e('The image can be cropped by clicking on it and dragging to select the desired part. While dragging the dimensions of the selection are displayed below.'); ?></p> |
|
124 |
|
125 <p><strong><?php _e('Crop Aspect Ratio'); ?></strong><br /> |
|
126 <?php _e('You can specify the crop selection aspect ratio then hold down the Shift key while dragging to lock it. The values can be 1:1 (square), 4:3, 16:9, etc. If there is a selection, specifying aspect ratio will set it immediately.'); ?></p> |
|
127 |
|
128 <p><strong><?php _e('Crop Selection'); ?></strong><br /> |
|
129 <?php _e('Once started, the selection can be adjusted by entering new values (in pixels). Note that these values are scaled to approximately match the original image dimensions. The minimum selection size equals the thumbnail size as set in the Media settings.'); ?></p> |
|
130 </div> |
|
131 </div> |
|
132 |
|
133 <p> |
|
134 <?php _e('Aspect ratio:'); ?> |
|
135 <span class="nowrap"> |
|
136 <input type="text" id="imgedit-crop-width-<?php echo $post_id; ?>" onkeyup="imageEdit.setRatioSelection(<?php echo $post_id; ?>, 0, this)" style="width:3em;" /> |
|
137 : |
|
138 <input type="text" id="imgedit-crop-height-<?php echo $post_id; ?>" onkeyup="imageEdit.setRatioSelection(<?php echo $post_id; ?>, 1, this)" style="width:3em;" /> |
|
139 </span> |
|
140 </p> |
|
141 |
|
142 <p id="imgedit-crop-sel-<?php echo $post_id; ?>"> |
|
143 <?php _e('Selection:'); ?> |
|
144 <span class="nowrap"> |
|
145 <input type="text" id="imgedit-sel-width-<?php echo $post_id; ?>" onkeyup="imageEdit.setNumSelection(<?php echo $post_id; ?>)" style="width:4em;" /> |
|
146 : |
|
147 <input type="text" id="imgedit-sel-height-<?php echo $post_id; ?>" onkeyup="imageEdit.setNumSelection(<?php echo $post_id; ?>)" style="width:4em;" /> |
|
148 </span> |
|
149 </p> |
|
150 </div> |
|
151 |
|
152 <?php if ( $thumb && $sub_sizes ) { |
|
153 $thumb_img = wp_constrain_dimensions( $thumb['width'], $thumb['height'], 160, 120 ); |
|
154 ?> |
|
155 |
|
156 <div class="imgedit-group imgedit-applyto"> |
|
157 <div class="imgedit-group-top"> |
|
158 <strong><?php _e('Thumbnail Settings'); ?></strong> |
|
159 <a class="imgedit-help-toggle" onclick="imageEdit.toggleHelp(this);return false;" href="#"><?php _e('(help)'); ?></a> |
|
160 <p class="imgedit-help"><?php _e('The thumbnail image can be cropped differently. For example it can be square or contain only a portion of the original image to showcase it better. Here you can select whether to apply changes to all image sizes or make the thumbnail different.'); ?></p> |
|
161 </div> |
|
162 |
|
163 <p> |
|
164 <img src="<?php echo $thumb['url']; ?>" width="<?php echo $thumb_img[0]; ?>" height="<?php echo $thumb_img[1]; ?>" class="imgedit-size-preview" alt="" /><br /><?php _e('Current thumbnail'); ?> |
|
165 </p> |
|
166 |
|
167 <p id="imgedit-save-target-<?php echo $post_id; ?>"> |
|
168 <strong><?php _e('Apply changes to:'); ?></strong><br /> |
|
169 |
|
170 <label class="imgedit-label"> |
|
171 <input type="radio" name="imgedit-target-<?php echo $post_id; ?>" value="all" checked="checked" /> |
|
172 <?php _e('All image sizes'); ?></label> |
|
173 |
|
174 <label class="imgedit-label"> |
|
175 <input type="radio" name="imgedit-target-<?php echo $post_id; ?>" value="thumbnail" /> |
|
176 <?php _e('Thumbnail'); ?></label> |
|
177 |
|
178 <label class="imgedit-label"> |
|
179 <input type="radio" name="imgedit-target-<?php echo $post_id; ?>" value="nothumb" /> |
|
180 <?php _e('All sizes except thumbnail'); ?></label> |
|
181 </p> |
|
182 </div> |
|
183 |
|
184 <?php } ?> |
|
185 |
|
186 </td></tr> |
|
187 </tbody></table> |
|
188 <div class="imgedit-wait" id="imgedit-wait-<?php echo $post_id; ?>"></div> |
|
189 <script type="text/javascript">jQuery( function() { imageEdit.init(<?php echo $post_id; ?>); });</script> |
|
190 <div class="hidden" id="imgedit-leaving-<?php echo $post_id; ?>"><?php _e("There are unsaved changes that will be lost. 'OK' to continue, 'Cancel' to return to the Image Editor."); ?></div> |
|
191 </div> |
|
192 <?php |
|
193 } |
|
194 |
|
195 /** |
|
196 * Streams image in WP_Image_Editor to browser. |
|
197 * Provided for backcompat reasons |
|
198 * |
|
199 * @param WP_Image_Editor $image |
|
200 * @param string $mime_type |
|
201 * @param int $post_id |
|
202 * @return boolean |
|
203 */ |
|
204 function wp_stream_image( $image, $mime_type, $post_id ) { |
|
205 if ( $image instanceof WP_Image_Editor ) { |
|
206 $image = apply_filters('image_editor_save_pre', $image, $post_id); |
|
207 |
|
208 if ( is_wp_error( $image->stream( $mime_type ) ) ) |
|
209 return false; |
|
210 |
|
211 return true; |
|
212 } else { |
|
213 _deprecated_argument( __FUNCTION__, '3.5', __( '$image needs to be an WP_Image_Editor object' ) ); |
|
214 |
|
215 $image = apply_filters('image_save_pre', $image, $post_id); |
|
216 |
|
217 switch ( $mime_type ) { |
|
218 case 'image/jpeg': |
|
219 header( 'Content-Type: image/jpeg' ); |
|
220 return imagejpeg( $image, null, 90 ); |
|
221 case 'image/png': |
|
222 header( 'Content-Type: image/png' ); |
|
223 return imagepng( $image ); |
|
224 case 'image/gif': |
|
225 header( 'Content-Type: image/gif' ); |
|
226 return imagegif( $image ); |
|
227 default: |
|
228 return false; |
|
229 } |
|
230 } |
|
231 } |
|
232 |
|
233 /** |
|
234 * Saves Image to File |
|
235 * |
|
236 * @param string $filename |
|
237 * @param WP_Image_Editor $image |
|
238 * @param string $mime_type |
|
239 * @param int $post_id |
|
240 * @return boolean |
|
241 */ |
|
242 function wp_save_image_file( $filename, $image, $mime_type, $post_id ) { |
|
243 if ( $image instanceof WP_Image_Editor ) { |
|
244 $image = apply_filters('image_editor_save_pre', $image, $post_id); |
|
245 $saved = apply_filters('wp_save_image_editor_file', null, $filename, $image, $mime_type, $post_id); |
|
246 |
|
247 if ( null !== $saved ) |
|
248 return $saved; |
|
249 |
|
250 return $image->save( $filename, $mime_type ); |
|
251 } else { |
|
252 _deprecated_argument( __FUNCTION__, '3.5', __( '$image needs to be an WP_Image_Editor object' ) ); |
|
253 |
|
254 $image = apply_filters('image_save_pre', $image, $post_id); |
|
255 $saved = apply_filters('wp_save_image_file', null, $filename, $image, $mime_type, $post_id); |
|
256 |
|
257 if ( null !== $saved ) |
|
258 return $saved; |
|
259 |
|
260 switch ( $mime_type ) { |
|
261 case 'image/jpeg': |
|
262 return imagejpeg( $image, $filename, apply_filters( 'jpeg_quality', 90, 'edit_image' ) ); |
|
263 case 'image/png': |
|
264 return imagepng( $image, $filename ); |
|
265 case 'image/gif': |
|
266 return imagegif( $image, $filename ); |
|
267 default: |
|
268 return false; |
|
269 } |
|
270 } |
|
271 } |
|
272 |
|
273 function _image_get_preview_ratio($w, $h) { |
|
274 $max = max($w, $h); |
|
275 return $max > 400 ? (400 / $max) : 1; |
|
276 } |
|
277 |
|
278 // @TODO: Returns GD resource, but is NOT public |
|
279 function _rotate_image_resource($img, $angle) { |
|
280 _deprecated_function( __FUNCTION__, '3.5', __( 'Use WP_Image_Editor::rotate' ) ); |
|
281 if ( function_exists('imagerotate') ) { |
|
282 $rotated = imagerotate($img, $angle, 0); |
|
283 if ( is_resource($rotated) ) { |
|
284 imagedestroy($img); |
|
285 $img = $rotated; |
|
286 } |
|
287 } |
|
288 return $img; |
|
289 } |
|
290 |
|
291 /** |
|
292 * @TODO: Only used within image_edit_apply_changes |
|
293 * and receives/returns GD Resource. |
|
294 * Consider removal. |
|
295 * |
|
296 * @param GD_Resource $img |
|
297 * @param boolean $horz |
|
298 * @param boolean $vert |
|
299 * @return GD_Resource |
|
300 */ |
|
301 function _flip_image_resource($img, $horz, $vert) { |
|
302 _deprecated_function( __FUNCTION__, '3.5', __( 'Use WP_Image_Editor::flip' ) ); |
|
303 $w = imagesx($img); |
|
304 $h = imagesy($img); |
|
305 $dst = wp_imagecreatetruecolor($w, $h); |
|
306 if ( is_resource($dst) ) { |
|
307 $sx = $vert ? ($w - 1) : 0; |
|
308 $sy = $horz ? ($h - 1) : 0; |
|
309 $sw = $vert ? -$w : $w; |
|
310 $sh = $horz ? -$h : $h; |
|
311 |
|
312 if ( imagecopyresampled($dst, $img, 0, 0, $sx, $sy, $w, $h, $sw, $sh) ) { |
|
313 imagedestroy($img); |
|
314 $img = $dst; |
|
315 } |
|
316 } |
|
317 return $img; |
|
318 } |
|
319 |
|
320 /** |
|
321 * @TODO: Only used within image_edit_apply_changes |
|
322 * and receives/returns GD Resource. |
|
323 * Consider removal. |
|
324 * |
|
325 * @param GD_Resource $img |
|
326 * @param float $x |
|
327 * @param float $y |
|
328 * @param float $w |
|
329 * @param float $h |
|
330 * @return GD_Resource |
|
331 */ |
|
332 function _crop_image_resource($img, $x, $y, $w, $h) { |
|
333 $dst = wp_imagecreatetruecolor($w, $h); |
|
334 if ( is_resource($dst) ) { |
|
335 if ( imagecopy($dst, $img, 0, 0, $x, $y, $w, $h) ) { |
|
336 imagedestroy($img); |
|
337 $img = $dst; |
|
338 } |
|
339 } |
|
340 return $img; |
|
341 } |
|
342 |
|
343 /** |
|
344 * Performs group of changes on Editor specified. |
|
345 * |
|
346 * @param WP_Image_Editor $image |
|
347 * @param type $changes |
|
348 * @return WP_Image_Editor |
|
349 */ |
|
350 function image_edit_apply_changes( $image, $changes ) { |
|
351 if ( is_resource( $image ) ) |
|
352 _deprecated_argument( __FUNCTION__, '3.5', __( '$image needs to be an WP_Image_Editor object' ) ); |
|
353 |
|
354 if ( !is_array($changes) ) |
|
355 return $image; |
|
356 |
|
357 // expand change operations |
|
358 foreach ( $changes as $key => $obj ) { |
|
359 if ( isset($obj->r) ) { |
|
360 $obj->type = 'rotate'; |
|
361 $obj->angle = $obj->r; |
|
362 unset($obj->r); |
|
363 } elseif ( isset($obj->f) ) { |
|
364 $obj->type = 'flip'; |
|
365 $obj->axis = $obj->f; |
|
366 unset($obj->f); |
|
367 } elseif ( isset($obj->c) ) { |
|
368 $obj->type = 'crop'; |
|
369 $obj->sel = $obj->c; |
|
370 unset($obj->c); |
|
371 } |
|
372 $changes[$key] = $obj; |
|
373 } |
|
374 |
|
375 // combine operations |
|
376 if ( count($changes) > 1 ) { |
|
377 $filtered = array($changes[0]); |
|
378 for ( $i = 0, $j = 1; $j < count($changes); $j++ ) { |
|
379 $combined = false; |
|
380 if ( $filtered[$i]->type == $changes[$j]->type ) { |
|
381 switch ( $filtered[$i]->type ) { |
|
382 case 'rotate': |
|
383 $filtered[$i]->angle += $changes[$j]->angle; |
|
384 $combined = true; |
|
385 break; |
|
386 case 'flip': |
|
387 $filtered[$i]->axis ^= $changes[$j]->axis; |
|
388 $combined = true; |
|
389 break; |
|
390 } |
|
391 } |
|
392 if ( !$combined ) |
|
393 $filtered[++$i] = $changes[$j]; |
|
394 } |
|
395 $changes = $filtered; |
|
396 unset($filtered); |
|
397 } |
|
398 |
|
399 // image resource before applying the changes |
|
400 if ( $image instanceof WP_Image_Editor ) |
|
401 $image = apply_filters('wp_image_editor_before_change', $image, $changes); |
|
402 elseif ( is_resource( $image ) ) |
|
403 $image = apply_filters('image_edit_before_change', $image, $changes); |
|
404 |
|
405 foreach ( $changes as $operation ) { |
|
406 switch ( $operation->type ) { |
|
407 case 'rotate': |
|
408 if ( $operation->angle != 0 ) { |
|
409 if ( $image instanceof WP_Image_Editor ) |
|
410 $image->rotate( $operation->angle ); |
|
411 else |
|
412 $image = _rotate_image_resource( $image, $operation->angle ); |
|
413 } |
|
414 break; |
|
415 case 'flip': |
|
416 if ( $operation->axis != 0 ) |
|
417 if ( $image instanceof WP_Image_Editor ) |
|
418 $image->flip( ($operation->axis & 1) != 0, ($operation->axis & 2) != 0 ); |
|
419 else |
|
420 $image = _flip_image_resource( $image, ( $operation->axis & 1 ) != 0, ( $operation->axis & 2 ) != 0 ); |
|
421 break; |
|
422 case 'crop': |
|
423 $sel = $operation->sel; |
|
424 |
|
425 if ( $image instanceof WP_Image_Editor ) { |
|
426 $size = $image->get_size(); |
|
427 $w = $size['width']; |
|
428 $h = $size['height']; |
|
429 |
|
430 $scale = 1 / _image_get_preview_ratio( $w, $h ); // discard preview scaling |
|
431 $image->crop( $sel->x * $scale, $sel->y * $scale, $sel->w * $scale, $sel->h * $scale ); |
|
432 } else { |
|
433 $scale = 1 / _image_get_preview_ratio( imagesx( $image ), imagesy( $image ) ); // discard preview scaling |
|
434 $image = _crop_image_resource( $image, $sel->x * $scale, $sel->y * $scale, $sel->w * $scale, $sel->h * $scale ); |
|
435 } |
|
436 break; |
|
437 } |
|
438 } |
|
439 |
|
440 return $image; |
|
441 } |
|
442 |
|
443 |
|
444 /** |
|
445 * Streams image in post to browser, along with enqueued changes |
|
446 * in $_REQUEST['history'] |
|
447 * |
|
448 * @param int $post_id |
|
449 * @return boolean |
|
450 */ |
|
451 function stream_preview_image( $post_id ) { |
|
452 $post = get_post( $post_id ); |
|
453 @ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', WP_MAX_MEMORY_LIMIT ) ); |
|
454 |
|
455 $img = wp_get_image_editor( _load_image_to_edit_path( $post_id ) ); |
|
456 |
|
457 if ( is_wp_error( $img ) ) |
|
458 return false; |
|
459 |
|
460 $changes = !empty($_REQUEST['history']) ? json_decode( wp_unslash($_REQUEST['history']) ) : null; |
|
461 if ( $changes ) |
|
462 $img = image_edit_apply_changes( $img, $changes ); |
|
463 |
|
464 // scale the image |
|
465 $size = $img->get_size(); |
|
466 $w = $size['width']; |
|
467 $h = $size['height']; |
|
468 |
|
469 $ratio = _image_get_preview_ratio( $w, $h ); |
|
470 $w2 = max ( 1, $w * $ratio ); |
|
471 $h2 = max ( 1, $h * $ratio ); |
|
472 |
|
473 if ( is_wp_error( $img->resize( $w2, $h2 ) ) ) |
|
474 return false; |
|
475 |
|
476 return wp_stream_image( $img, $post->post_mime_type, $post_id ); |
|
477 } |
|
478 |
|
479 function wp_restore_image($post_id) { |
|
480 $meta = wp_get_attachment_metadata($post_id); |
|
481 $file = get_attached_file($post_id); |
|
482 $backup_sizes = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true ); |
|
483 $restored = false; |
|
484 $msg = new stdClass; |
|
485 |
|
486 if ( !is_array($backup_sizes) ) { |
|
487 $msg->error = __('Cannot load image metadata.'); |
|
488 return $msg; |
|
489 } |
|
490 |
|
491 $parts = pathinfo($file); |
|
492 $suffix = time() . rand(100, 999); |
|
493 $default_sizes = get_intermediate_image_sizes(); |
|
494 |
|
495 if ( isset($backup_sizes['full-orig']) && is_array($backup_sizes['full-orig']) ) { |
|
496 $data = $backup_sizes['full-orig']; |
|
497 |
|
498 if ( $parts['basename'] != $data['file'] ) { |
|
499 if ( defined('IMAGE_EDIT_OVERWRITE') && IMAGE_EDIT_OVERWRITE ) { |
|
500 // delete only if it's edited image |
|
501 if ( preg_match('/-e[0-9]{13}\./', $parts['basename']) ) { |
|
502 /** This filter is documented in wp-admin/custom-header.php */ |
|
503 $delpath = apply_filters('wp_delete_file', $file); |
|
504 @unlink($delpath); |
|
505 } |
|
506 } elseif ( isset( $meta['width'], $meta['height'] ) ) { |
|
507 $backup_sizes["full-$suffix"] = array('width' => $meta['width'], 'height' => $meta['height'], 'file' => $parts['basename']); |
|
508 } |
|
509 } |
|
510 |
|
511 $restored_file = path_join($parts['dirname'], $data['file']); |
|
512 $restored = update_attached_file($post_id, $restored_file); |
|
513 |
|
514 $meta['file'] = _wp_relative_upload_path( $restored_file ); |
|
515 $meta['width'] = $data['width']; |
|
516 $meta['height'] = $data['height']; |
|
517 } |
|
518 |
|
519 foreach ( $default_sizes as $default_size ) { |
|
520 if ( isset($backup_sizes["$default_size-orig"]) ) { |
|
521 $data = $backup_sizes["$default_size-orig"]; |
|
522 if ( isset($meta['sizes'][$default_size]) && $meta['sizes'][$default_size]['file'] != $data['file'] ) { |
|
523 if ( defined('IMAGE_EDIT_OVERWRITE') && IMAGE_EDIT_OVERWRITE ) { |
|
524 // delete only if it's edited image |
|
525 if ( preg_match('/-e[0-9]{13}-/', $meta['sizes'][$default_size]['file']) ) { |
|
526 /** This filter is documented in wp-admin/custom-header.php */ |
|
527 $delpath = apply_filters( 'wp_delete_file', path_join($parts['dirname'], $meta['sizes'][$default_size]['file']) ); |
|
528 @unlink($delpath); |
|
529 } |
|
530 } else { |
|
531 $backup_sizes["$default_size-{$suffix}"] = $meta['sizes'][$default_size]; |
|
532 } |
|
533 } |
|
534 |
|
535 $meta['sizes'][$default_size] = $data; |
|
536 } else { |
|
537 unset($meta['sizes'][$default_size]); |
|
538 } |
|
539 } |
|
540 |
|
541 if ( !wp_update_attachment_metadata($post_id, $meta) || !update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes) ) { |
|
542 $msg->error = __('Cannot save image metadata.'); |
|
543 return $msg; |
|
544 } |
|
545 |
|
546 if ( !$restored ) |
|
547 $msg->error = __('Image metadata is inconsistent.'); |
|
548 else |
|
549 $msg->msg = __('Image restored successfully.'); |
|
550 |
|
551 return $msg; |
|
552 } |
|
553 |
|
554 /** |
|
555 * Saves image to post along with enqueued changes |
|
556 * in $_REQUEST['history'] |
|
557 * |
|
558 * @param int $post_id |
|
559 * @return \stdClass |
|
560 */ |
|
561 function wp_save_image( $post_id ) { |
|
562 $return = new stdClass; |
|
563 $success = $delete = $scaled = $nocrop = false; |
|
564 $post = get_post( $post_id ); |
|
565 |
|
566 $img = wp_get_image_editor( _load_image_to_edit_path( $post_id, 'full' ) ); |
|
567 if ( is_wp_error( $img ) ) { |
|
568 $return->error = esc_js( __('Unable to create new image.') ); |
|
569 return $return; |
|
570 } |
|
571 |
|
572 $fwidth = !empty($_REQUEST['fwidth']) ? intval($_REQUEST['fwidth']) : 0; |
|
573 $fheight = !empty($_REQUEST['fheight']) ? intval($_REQUEST['fheight']) : 0; |
|
574 $target = !empty($_REQUEST['target']) ? preg_replace('/[^a-z0-9_-]+/i', '', $_REQUEST['target']) : ''; |
|
575 $scale = !empty($_REQUEST['do']) && 'scale' == $_REQUEST['do']; |
|
576 |
|
577 if ( $scale && $fwidth > 0 && $fheight > 0 ) { |
|
578 $size = $img->get_size(); |
|
579 $sX = $size['width']; |
|
580 $sY = $size['height']; |
|
581 |
|
582 // check if it has roughly the same w / h ratio |
|
583 $diff = round($sX / $sY, 2) - round($fwidth / $fheight, 2); |
|
584 if ( -0.1 < $diff && $diff < 0.1 ) { |
|
585 // scale the full size image |
|
586 if ( $img->resize( $fwidth, $fheight ) ) |
|
587 $scaled = true; |
|
588 } |
|
589 |
|
590 if ( !$scaled ) { |
|
591 $return->error = esc_js( __('Error while saving the scaled image. Please reload the page and try again.') ); |
|
592 return $return; |
|
593 } |
|
594 } elseif ( !empty($_REQUEST['history']) ) { |
|
595 $changes = json_decode( wp_unslash($_REQUEST['history']) ); |
|
596 if ( $changes ) |
|
597 $img = image_edit_apply_changes($img, $changes); |
|
598 } else { |
|
599 $return->error = esc_js( __('Nothing to save, the image has not changed.') ); |
|
600 return $return; |
|
601 } |
|
602 |
|
603 $meta = wp_get_attachment_metadata($post_id); |
|
604 $backup_sizes = get_post_meta( $post->ID, '_wp_attachment_backup_sizes', true ); |
|
605 |
|
606 if ( !is_array($meta) ) { |
|
607 $return->error = esc_js( __('Image data does not exist. Please re-upload the image.') ); |
|
608 return $return; |
|
609 } |
|
610 |
|
611 if ( !is_array($backup_sizes) ) |
|
612 $backup_sizes = array(); |
|
613 |
|
614 // generate new filename |
|
615 $path = get_attached_file($post_id); |
|
616 $path_parts = pathinfo( $path ); |
|
617 $filename = $path_parts['filename']; |
|
618 $suffix = time() . rand(100, 999); |
|
619 |
|
620 if ( defined('IMAGE_EDIT_OVERWRITE') && IMAGE_EDIT_OVERWRITE && |
|
621 isset($backup_sizes['full-orig']) && $backup_sizes['full-orig']['file'] != $path_parts['basename'] ) { |
|
622 |
|
623 if ( 'thumbnail' == $target ) |
|
624 $new_path = "{$path_parts['dirname']}/{$filename}-temp.{$path_parts['extension']}"; |
|
625 else |
|
626 $new_path = $path; |
|
627 } else { |
|
628 while( true ) { |
|
629 $filename = preg_replace( '/-e([0-9]+)$/', '', $filename ); |
|
630 $filename .= "-e{$suffix}"; |
|
631 $new_filename = "{$filename}.{$path_parts['extension']}"; |
|
632 $new_path = "{$path_parts['dirname']}/$new_filename"; |
|
633 if ( file_exists($new_path) ) |
|
634 $suffix++; |
|
635 else |
|
636 break; |
|
637 } |
|
638 } |
|
639 |
|
640 // save the full-size file, also needed to create sub-sizes |
|
641 if ( !wp_save_image_file($new_path, $img, $post->post_mime_type, $post_id) ) { |
|
642 $return->error = esc_js( __('Unable to save the image.') ); |
|
643 return $return; |
|
644 } |
|
645 |
|
646 if ( 'nothumb' == $target || 'all' == $target || 'full' == $target || $scaled ) { |
|
647 $tag = false; |
|
648 if ( isset($backup_sizes['full-orig']) ) { |
|
649 if ( ( !defined('IMAGE_EDIT_OVERWRITE') || !IMAGE_EDIT_OVERWRITE ) && $backup_sizes['full-orig']['file'] != $path_parts['basename'] ) |
|
650 $tag = "full-$suffix"; |
|
651 } else { |
|
652 $tag = 'full-orig'; |
|
653 } |
|
654 |
|
655 if ( $tag ) |
|
656 $backup_sizes[$tag] = array('width' => $meta['width'], 'height' => $meta['height'], 'file' => $path_parts['basename']); |
|
657 |
|
658 $success = update_attached_file( $post_id, $new_path ); |
|
659 |
|
660 $meta['file'] = _wp_relative_upload_path( $new_path ); |
|
661 |
|
662 $size = $img->get_size(); |
|
663 $meta['width'] = $size['width']; |
|
664 $meta['height'] = $size['height']; |
|
665 |
|
666 if ( $success && ('nothumb' == $target || 'all' == $target) ) { |
|
667 $sizes = get_intermediate_image_sizes(); |
|
668 if ( 'nothumb' == $target ) |
|
669 $sizes = array_diff( $sizes, array('thumbnail') ); |
|
670 } |
|
671 |
|
672 $return->fw = $meta['width']; |
|
673 $return->fh = $meta['height']; |
|
674 } elseif ( 'thumbnail' == $target ) { |
|
675 $sizes = array( 'thumbnail' ); |
|
676 $success = $delete = $nocrop = true; |
|
677 } |
|
678 |
|
679 if ( isset( $sizes ) ) { |
|
680 $_sizes = array(); |
|
681 |
|
682 foreach ( $sizes as $size ) { |
|
683 $tag = false; |
|
684 if ( isset( $meta['sizes'][$size] ) ) { |
|
685 if ( isset($backup_sizes["$size-orig"]) ) { |
|
686 if ( ( !defined('IMAGE_EDIT_OVERWRITE') || !IMAGE_EDIT_OVERWRITE ) && $backup_sizes["$size-orig"]['file'] != $meta['sizes'][$size]['file'] ) |
|
687 $tag = "$size-$suffix"; |
|
688 } else { |
|
689 $tag = "$size-orig"; |
|
690 } |
|
691 |
|
692 if ( $tag ) |
|
693 $backup_sizes[$tag] = $meta['sizes'][$size]; |
|
694 } |
|
695 |
|
696 $crop = $nocrop ? false : get_option("{$size}_crop"); |
|
697 $_sizes[ $size ] = array( 'width' => get_option("{$size}_size_w"), 'height' => get_option("{$size}_size_h"), 'crop' => $crop ); |
|
698 } |
|
699 |
|
700 $meta['sizes'] = array_merge( $meta['sizes'], $img->multi_resize( $_sizes ) ); |
|
701 } |
|
702 |
|
703 unset( $img ); |
|
704 |
|
705 if ( $success ) { |
|
706 wp_update_attachment_metadata( $post_id, $meta ); |
|
707 update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes); |
|
708 |
|
709 if ( $target == 'thumbnail' || $target == 'all' || $target == 'full' ) { |
|
710 // Check if it's an image edit from attachment edit screen |
|
711 if ( ! empty( $_REQUEST['context'] ) && 'edit-attachment' == $_REQUEST['context'] ) { |
|
712 $thumb_url = wp_get_attachment_image_src( $post_id, array( 900, 600 ), true ); |
|
713 $return->thumbnail = $thumb_url[0]; |
|
714 } else { |
|
715 $file_url = wp_get_attachment_url($post_id); |
|
716 if ( $thumb = $meta['sizes']['thumbnail'] ) |
|
717 $return->thumbnail = path_join( dirname($file_url), $thumb['file'] ); |
|
718 else |
|
719 $return->thumbnail = "$file_url?w=128&h=128"; |
|
720 } |
|
721 } |
|
722 } else { |
|
723 $delete = true; |
|
724 } |
|
725 |
|
726 if ( $delete ) { |
|
727 /** This filter is documented in wp-admin/custom-header.php */ |
|
728 $delpath = apply_filters('wp_delete_file', $new_path); |
|
729 @unlink( $delpath ); |
|
730 } |
|
731 |
|
732 $return->msg = esc_js( __('Image saved') ); |
|
733 return $return; |
|
734 } |