Wordpress 2.6.2
[autoinstalls/wordpress.git] / wp-admin / custom-header.php
1 <?php
2
3 class Custom_Image_Header {
4         var $admin_header_callback;
5
6         function Custom_Image_Header($admin_header_callback) {
7                 $this->admin_header_callback = $admin_header_callback;
8         }
9
10         function init() {
11                 $page = add_theme_page(__('Custom Image Header'), __('Custom Image Header'), 'edit_themes', 'custom-header', array(&$this, 'admin_page'));
12
13                 add_action("admin_print_scripts-$page", array(&$this, 'js_includes'));
14                 add_action("admin_head-$page", array(&$this, 'take_action'), 50);
15                 add_action("admin_head-$page", array(&$this, 'js'), 50);
16                 add_action("admin_head-$page", $this->admin_header_callback, 51);
17         }
18
19         function step() {
20                 $step = (int) @$_GET['step'];
21                 if ( $step < 1 || 3 < $step )
22                         $step = 1;
23                 return $step;
24         }
25
26         function js_includes() {
27                 $step = $this->step();
28                 if ( 1 == $step )
29                         wp_enqueue_script('colorpicker');
30                 elseif ( 2 == $step )   
31                         wp_enqueue_script('cropper');
32         }
33
34         function take_action() {
35                 if ( isset( $_POST['textcolor'] ) ) {
36                         check_admin_referer('custom-header');
37                         if ( 'blank' == $_POST['textcolor'] ) {
38                                 set_theme_mod('header_textcolor', 'blank');
39                         } else {
40                                 $color = preg_replace('/[^0-9a-fA-F]/', '', $_POST['textcolor']);
41                                 if ( strlen($color) == 6 || strlen($color) == 3 )
42                                         set_theme_mod('header_textcolor', $color);
43                         }
44                 }
45                 if ( isset($_POST['resetheader']) ) {
46                         check_admin_referer('custom-header');
47                         remove_theme_mods();
48                 }
49         }
50
51         function js() {
52                 $step = $this->step();
53                 if ( 1 == $step )
54                         $this->js_1();
55                 elseif ( 2 == $step )
56                         $this->js_2();
57         }
58
59         function js_1() { ?>
60 <script type="text/javascript">
61         var cp = new ColorPicker();
62
63         function pickColor(color) {
64                 $('name').style.color = color;
65                 $('desc').style.color = color;
66                 $('textcolor').value = color;
67         }
68         function PopupWindow_hidePopup(magicword) {
69                 if ( magicword != 'prettyplease' )
70                         return false;
71                 if (this.divName != null) {
72                         if (this.use_gebi) {
73                                 document.getElementById(this.divName).style.visibility = "hidden";
74                         }
75                         else if (this.use_css) {
76                                 document.all[this.divName].style.visibility = "hidden";
77                         }
78                         else if (this.use_layers) {
79                                 document.layers[this.divName].visibility = "hidden";
80                         }
81                 }
82                 else {
83                         if (this.popupWindow && !this.popupWindow.closed) {
84                                 this.popupWindow.close();
85                                 this.popupWindow = null;
86                         }
87                 }
88                 return false;
89         }
90         function colorSelect(t,p) {
91                 if ( cp.p == p && document.getElementById(cp.divName).style.visibility != "hidden" ) {
92                         cp.hidePopup('prettyplease');
93                 } else {
94                         cp.p = p;
95                         cp.select(t,p);
96                 }
97         }
98         function colorDefault() {
99                 pickColor('#<?php echo HEADER_TEXTCOLOR; ?>');
100         }
101
102         function hide_text() {
103                 $('name').style.display = 'none';
104                 $('desc').style.display = 'none';
105                 $('pickcolor').style.display = 'none';
106                 $('defaultcolor').style.display = 'none';
107                 $('textcolor').value = 'blank';
108                 $('hidetext').value = '<?php _e('Show Text'); ?>';
109 //              $('hidetext').onclick = 'show_text()';
110                 Event.observe( $('hidetext'), 'click', show_text );
111         }
112
113         function show_text() {
114                 $('name').style.display = 'block';
115                 $('desc').style.display = 'block';
116                 $('pickcolor').style.display = 'inline';
117                 $('defaultcolor').style.display = 'inline';
118                 $('textcolor').value = '<?php echo HEADER_TEXTCOLOR; ?>';
119                 $('hidetext').value = '<?php _e('Hide Text'); ?>';
120                 Event.stopObserving( $('hidetext'), 'click', show_text );
121                 Event.observe( $('hidetext'), 'click', hide_text );
122         }
123
124         <?php if ( 'blank' == get_theme_mod('header_textcolor', HEADER_TEXTCOLOR) ) { ?>
125 Event.observe( window, 'load', hide_text );
126         <?php } ?>
127
128 </script>
129 <?php
130         }
131
132         function js_2() { ?>
133 <script type="text/javascript">
134         function onEndCrop( coords, dimensions ) {
135                 $( 'x1' ).value = coords.x1;
136                 $( 'y1' ).value = coords.y1;
137                 $( 'x2' ).value = coords.x2;
138                 $( 'y2' ).value = coords.y2;
139                 $( 'width' ).value = dimensions.width;
140                 $( 'height' ).value = dimensions.height;
141         }
142
143         // with a supplied ratio
144         Event.observe(
145                 window,
146                 'load',
147                 function() {
148                         var xinit = <?php echo HEADER_IMAGE_WIDTH; ?>;
149                         var yinit = <?php echo HEADER_IMAGE_HEIGHT; ?>;
150                         var ratio = xinit / yinit;
151                         var ximg = $('upload').width;
152                         var yimg = $('upload').height;
153                         if ( yimg < yinit || ximg < xinit ) {
154                                 if ( ximg / yimg > ratio ) {
155                                         yinit = yimg;
156                                         xinit = yinit * ratio;
157                                 } else {
158                                         xinit = ximg;
159                                         yinit = xinit / ratio;
160                                 }
161                         }
162                         new Cropper.Img(
163                                 'upload',
164                                 {
165                                         ratioDim: { x: xinit, y: yinit },
166                                         displayOnInit: true,
167                                         onEndCrop: onEndCrop
168                                 }
169                         )
170                 }
171         );
172 </script>
173 <?php
174         }
175
176         function step_1() {
177                 if ( $_GET['updated'] ) { ?>
178 <div id="message" class="updated fade">
179 <p><?php _e('Header updated.') ?></p>
180 </div>
181                 <?php } ?>
182
183 <div class="wrap">
184 <h2><?php _e('Your Header Image'); ?></h2>
185 <p><?php _e('This is your header image. You can change the text color or upload and crop a new image.'); ?></p>
186
187 <div id="headimg" style="background-image: url(<?php clean_url(header_image()) ?>);">
188 <h1><a onclick="return false;" href="<?php bloginfo('url'); ?>" title="<?php bloginfo('name'); ?>" id="name"><?php bloginfo('name'); ?></a></h1>
189 <div id="desc"><?php bloginfo('description');?></div>
190 </div>
191 <?php if ( !defined( 'NO_HEADER_TEXT' ) ) { ?>
192 <form method="post" action="<?php echo admin_url('themes.php?page=custom-header&amp;updated=true') ?>">
193 <input type="button" value="<?php _e('Hide Text'); ?>" onclick="hide_text()" id="hidetext" />
194 <input type="button" value="<?php _e('Select a Text Color'); ?>" onclick="colorSelect($('textcolor'), 'pickcolor')" id="pickcolor" /><input type="button" value="<?php _e('Use Original Color'); ?>" onclick="colorDefault()" id="defaultcolor" />
195 <?php wp_nonce_field('custom-header') ?>
196 <input type="hidden" name="textcolor" id="textcolor" value="#<?php attribute_escape(header_textcolor()) ?>" /><input name="submit" type="submit" value="<?php _e('Save Changes'); ?>" /></form>
197 <?php } ?>
198
199 <div id="colorPickerDiv" style="z-index: 100;background:#eee;border:1px solid #ccc;position:absolute;visibility:hidden;"> </div>
200 </div>
201 <div class="wrap">
202 <h2><?php _e('Upload New Header Image'); ?></h2><p><?php _e('Here you can upload a custom header image to be shown at the top of your blog instead of the default one. On the next screen you will be able to crop the image.'); ?></p>
203 <p><?php printf(__('Images of exactly <strong>%1$d x %2$d pixels</strong> will be used as-is.'), HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT); ?></p>
204
205 <form enctype="multipart/form-data" id="uploadForm" method="POST" action="<?php echo attribute_escape(add_query_arg('step', 2)) ?>" style="margin: auto; width: 50%;">
206 <label for="upload"><?php _e('Choose an image from your computer:'); ?></label><br /><input type="file" id="upload" name="import" />
207 <input type="hidden" name="action" value="save" />
208 <?php wp_nonce_field('custom-header') ?>
209 <p class="submit">
210 <input type="submit" value="<?php _e('Upload'); ?>" />
211 </p>
212 </form>
213
214 </div>
215
216                 <?php if ( get_theme_mod('header_image') || get_theme_mod('header_textcolor') ) : ?>
217 <div class="wrap">
218 <h2><?php _e('Reset Header Image and Color'); ?></h2>
219 <p><?php _e('This will restore the original header image and color. You will not be able to retrieve any customizations.') ?></p>
220 <form method="post" action="<?php echo attribute_escape(add_query_arg('step', 1)) ?>">
221 <?php wp_nonce_field('custom-header'); ?>
222 <input type="submit" name="resetheader" value="<?php _e('Restore Original Header'); ?>" />
223 </form>
224 </div>
225                 <?php endif;
226
227         }
228
229         function step_2() {
230                 check_admin_referer('custom-header');
231                 $overrides = array('test_form' => false);
232                 $file = wp_handle_upload($_FILES['import'], $overrides);
233
234                 if ( isset($file['error']) )
235                 die( $file['error'] );
236
237                 $url = $file['url'];
238                 $type = $file['type'];
239                 $file = $file['file'];
240                 $filename = basename($file);
241
242                 // Construct the object array
243                 $object = array(
244                 'post_title' => $filename,
245                 'post_content' => $url,
246                 'post_mime_type' => $type,
247                 'guid' => $url);
248
249                 // Save the data
250                 $id = wp_insert_attachment($object, $file);
251
252                 list($width, $height, $type, $attr) = getimagesize( $file );
253
254                 if ( $width == HEADER_IMAGE_WIDTH && $height == HEADER_IMAGE_HEIGHT ) {
255                         // Add the meta-data
256                         wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
257
258                         set_theme_mod('header_image', clean_url($url));
259                         do_action('wp_create_file_in_uploads', $file, $id); // For replication
260                         return $this->finished();
261                 } elseif ( $width > HEADER_IMAGE_WIDTH ) {
262                         $oitar = $width / HEADER_IMAGE_WIDTH;
263                         $image = wp_crop_image($file, 0, 0, $width, $height, HEADER_IMAGE_WIDTH, $height / $oitar, false, str_replace(basename($file), 'midsize-'.basename($file), $file));
264                         $image = apply_filters('wp_create_file_in_uploads', $image, $id); // For replication
265
266                         $url = str_replace(basename($url), basename($image), $url);
267                         $width = $width / $oitar;
268                         $height = $height / $oitar;
269                 } else {
270                         $oitar = 1;
271                 }
272                 ?>
273
274 <div class="wrap">
275
276 <form method="POST" action="<?php echo attribute_escape(add_query_arg('step', 3)) ?>">
277
278 <p><?php _e('Choose the part of the image you want to use as your header.'); ?></p>
279 <div id="testWrap" style="position: relative">
280 <img src="<?php echo $url; ?>" id="upload" width="<?php echo $width; ?>" height="<?php echo $height; ?>" />
281 </div>
282
283 <p class="submit">
284 <input type="hidden" name="x1" id="x1" />
285 <input type="hidden" name="y1" id="y1" />
286 <input type="hidden" name="x2" id="x2" />
287 <input type="hidden" name="y2" id="y2" />
288 <input type="hidden" name="width" id="width" />
289 <input type="hidden" name="height" id="height" />
290 <input type="hidden" name="attachment_id" id="attachment_id" value="<?php echo $id; ?>" />
291 <input type="hidden" name="oitar" id="oitar" value="<?php echo $oitar; ?>" />
292 <?php wp_nonce_field('custom-header') ?>
293 <input type="submit" value="<?php _e('Crop Header'); ?>" />
294 </p>
295
296 </form>
297 </div>
298                 <?php
299         }
300
301         function step_3() {
302                 check_admin_referer('custom-header');
303                 if ( $_POST['oitar'] > 1 ) {
304                         $_POST['x1'] = $_POST['x1'] * $_POST['oitar'];
305                         $_POST['y1'] = $_POST['y1'] * $_POST['oitar'];
306                         $_POST['width'] = $_POST['width'] * $_POST['oitar'];
307                         $_POST['height'] = $_POST['height'] * $_POST['oitar'];
308                 }
309
310                 $original = get_attached_file( $_POST['attachment_id'] );
311
312                 $cropped = wp_crop_image($_POST['attachment_id'], $_POST['x1'], $_POST['y1'], $_POST['width'], $_POST['height'], HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT);
313                 $cropped = apply_filters('wp_create_file_in_uploads', $cropped, $_POST['attachment_id']); // For replication
314
315                 $parent = get_post($_POST['attachment_id']);
316                 $parent_url = $parent->guid;
317                 $url = str_replace(basename($parent_url), basename($cropped), $parent_url);
318
319                 // Construct the object array
320                 $object = array(
321                         'ID' => $_POST['attachment_id'],
322                         'post_title' => basename($cropped),
323                         'post_content' => $url,
324                         'post_mime_type' => 'image/jpeg',
325                         'guid' => $url
326                 );
327
328                 // Update the attachment
329                 wp_insert_attachment($object, $cropped);
330                 wp_update_attachment_metadata( $_POST['attachment_id'], wp_generate_attachment_metadata( $_POST['attachment_id'], $cropped ) );
331
332                 set_theme_mod('header_image', $url);
333
334                 // cleanup
335                 $medium = str_replace(basename($original), 'midsize-'.basename($original), $original);
336                 @unlink( apply_filters( 'wp_delete_file', $medium ) );
337                 @unlink( apply_filters( 'wp_delete_file', $original ) );
338
339                 return $this->finished();
340         }
341
342         function finished() {
343                 ?>
344 <div class="wrap">
345 <h2><?php _e('Header complete!'); ?></h2>
346
347 <p><?php _e('Visit your site and you should see the new header now.'); ?></p>
348
349 </div>
350                 <?php
351         }
352
353         function admin_page() {
354                 $step = $this->step();
355                 if ( 1 == $step )
356                         $this->step_1();
357                 elseif ( 2 == $step )
358                         $this->step_2();
359                 elseif ( 3 == $step )
360                         $this->step_3();
361         }
362
363 }
364 ?>