forked from acheetham/inclusivedesign.ca
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathcustom-header.php
801 lines (699 loc) · 24 KB
/
custom-header.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
<?php
/**
* The custom header image script.
*
* @package WordPress
* @subpackage Administration
*/
/**
* The custom header image class.
*
* @since 2.1.0
* @package WordPress
* @subpackage Administration
*/
class Custom_Image_Header {
/**
* Callback for administration header.
*
* @var callback
* @since 2.1.0
* @access private
*/
var $admin_header_callback;
/**
* Callback for header div.
*
* @var callback
* @since 3.0.0
* @access private
*/
var $admin_image_div_callback;
/**
* Holds default headers.
*
* @var array
* @since 3.0.0
* @access private
*/
var $default_headers = array();
/**
* Holds custom headers uploaded by the user
*
* @var array
* @since 3.2.0
* @access private
*/
var $uploaded_headers = array();
/**
* Holds the page menu hook.
*
* @var string
* @since 3.0.0
* @access private
*/
var $page = '';
/**
* Constructor - Register administration header callback.
*
* @since 2.1.0
* @param callback $admin_header_callback
* @param callback $admin_image_div_callback Optional custom image div output callback.
* @return Custom_Image_Header
*/
function __construct($admin_header_callback, $admin_image_div_callback = '') {
$this->admin_header_callback = $admin_header_callback;
$this->admin_image_div_callback = $admin_image_div_callback;
}
/**
* Set up the hooks for the Custom Header admin page.
*
* @since 2.1.0
*/
function init() {
if ( ! current_user_can('edit_theme_options') )
return;
$this->page = $page = add_theme_page(__('Header'), __('Header'), 'edit_theme_options', 'custom-header', array(&$this, 'admin_page'));
add_action("admin_print_scripts-$page", array(&$this, 'js_includes'));
add_action("admin_print_styles-$page", array(&$this, 'css_includes'));
add_action("admin_head-$page", array(&$this, 'help') );
add_action("admin_head-$page", array(&$this, 'take_action'), 50);
add_action("admin_head-$page", array(&$this, 'js'), 50);
add_action("admin_head-$page", $this->admin_header_callback, 51);
}
/**
* Adds contextual help.
*
* @since 3.0.0
*/
function help() {
get_current_screen()->add_help_tab( array(
'id' => 'overview',
'title' => __('Overview'),
'content' =>
'<p>' . __( 'You can set a custom image header for your site. Simply upload the image and crop it, and the new header will go live immediately.' ) . '</p>' .
'<p>' . __( 'If you want to discard your custom header and go back to the default included in your theme, click on the buttons to remove the custom image and restore the original header image.' ) . '</p>' .
'<p>' . __( 'Some themes come with additional header images bundled. If you see multiple images displayed, select the one you’d like and click the Save Changes button.' ) . '</p>'
) );
get_current_screen()->set_help_sidebar(
'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
'<p>' . __( '<a href="http://codex.wordpress.org/Appearance_Header_Screen" target="_blank">Documentation on Custom Header</a>' ) . '</p>' .
'<p>' . __( '<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>' ) . '</p>'
);
}
/**
* Get the current step.
*
* @since 2.6.0
*
* @return int Current step
*/
function step() {
if ( ! isset( $_GET['step'] ) )
return 1;
$step = (int) $_GET['step'];
if ( $step < 1 || 3 < $step )
$step = 1;
return $step;
}
/**
* Set up the enqueue for the JavaScript files.
*
* @since 2.1.0
*/
function js_includes() {
$step = $this->step();
if ( ( 1 == $step || 3 == $step ) && $this->header_text() )
wp_enqueue_script('farbtastic');
elseif ( 2 == $step )
wp_enqueue_script('imgareaselect');
}
/**
* Set up the enqueue for the CSS files
*
* @since 2.7
*/
function css_includes() {
$step = $this->step();
if ( ( 1 == $step || 3 == $step ) && $this->header_text() )
wp_enqueue_style('farbtastic');
elseif ( 2 == $step )
wp_enqueue_style('imgareaselect');
}
/**
* Check if header text is allowed
*
* @since 3.0.0
*/
function header_text() {
if ( defined( 'NO_HEADER_TEXT' ) && NO_HEADER_TEXT )
return false;
return true;
}
/**
* Execute custom header modification.
*
* @since 2.6.0
*/
function take_action() {
if ( ! current_user_can('edit_theme_options') )
return;
if ( empty( $_POST ) )
return;
$this->updated = true;
if ( isset( $_POST['resetheader'] ) ) {
check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' );
remove_theme_mod( 'header_image' );
return;
}
if ( isset( $_POST['resettext'] ) ) {
check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' );
remove_theme_mod('header_textcolor');
return;
}
if ( isset( $_POST['removeheader'] ) ) {
check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' );
set_theme_mod( 'header_image', 'remove-header' );
return;
}
if ( isset( $_POST['text-color'] ) ) {
check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' );
$_POST['text-color'] = str_replace( '#', '', $_POST['text-color'] );
if ( 'blank' == $_POST['text-color'] ) {
set_theme_mod( 'header_textcolor', 'blank' );
} else {
$color = preg_replace('/[^0-9a-fA-F]/', '', $_POST['text-color']);
if ( strlen($color) == 6 || strlen($color) == 3 )
set_theme_mod('header_textcolor', $color);
}
}
if ( isset( $_POST['default-header'] ) ) {
check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' );
if ( 'random-default-image' == $_POST['default-header'] ) {
set_theme_mod( 'header_image', 'random-default-image' );
} elseif ( 'random-uploaded-image' == $_POST['default-header'] ) {
set_theme_mod( 'header_image', 'random-uploaded-image' );
} else {
$this->process_default_headers();
$uploaded = get_uploaded_header_images();
if ( isset( $uploaded[$_POST['default-header']] ) )
set_theme_mod( 'header_image', esc_url( $uploaded[$_POST['default-header']]['url'] ) );
elseif ( isset( $this->default_headers[$_POST['default-header']] ) )
set_theme_mod( 'header_image', esc_url( $this->default_headers[$_POST['default-header']]['url'] ) );
}
}
}
/**
* Process the default headers
*
* @since 3.0.0
*/
function process_default_headers() {
global $_wp_default_headers;
if ( !empty($this->headers) )
return;
if ( !isset($_wp_default_headers) )
return;
$this->default_headers = $_wp_default_headers;
$template_directory_uri = get_template_directory_uri();
$stylesheet_directory_uri = get_stylesheet_directory_uri();
foreach ( array_keys($this->default_headers) as $header ) {
$this->default_headers[$header]['url'] = sprintf( $this->default_headers[$header]['url'], $template_directory_uri, $stylesheet_directory_uri );
$this->default_headers[$header]['thumbnail_url'] = sprintf( $this->default_headers[$header]['thumbnail_url'], $template_directory_uri, $stylesheet_directory_uri );
}
}
/**
* Display UI for selecting one of several default headers.
*
* Show the random image option if this theme has multiple header images.
* Random image option is on by default if no header has been set.
*
* @since 3.0.0
*/
function show_header_selector( $type = 'default' ) {
if ( 'default' == $type ) {
$headers = $this->default_headers;
} else {
$headers = get_uploaded_header_images();
$type = 'uploaded';
}
if ( 1 < count( $headers ) ) {
echo '<div class="random-header">';
echo '<label><input name="default-header" type="radio" value="random-' . $type . '-image"' . checked( is_random_header_image( $type ), true, false ) . ' />';
echo __( '<strong>Random:</strong> Show a different image on each page.' );
echo '</label>';
echo '</div>';
}
echo '<div class="available-headers">';
foreach ( $headers as $header_key => $header ) {
$header_thumbnail = $header['thumbnail_url'];
$header_url = $header['url'];
$header_desc = empty( $header['description'] ) ? '' : $header['description'];
echo '<div class="default-header">';
echo '<label><input name="default-header" type="radio" value="' . esc_attr( $header_key ) . '" ' . checked( $header_url, get_theme_mod( 'header_image' ), false ) . ' />';
$width = '';
if ( !empty( $header['uploaded'] ) )
$width = ' width="230"';
echo '<img src="' . $header_thumbnail . '" alt="' . esc_attr( $header_desc ) .'" title="' . esc_attr( $header_desc ) . '"' . $width . ' /></label>';
echo '</div>';
}
echo '<div class="clear"></div></div>';
}
/**
* Execute Javascript depending on step.
*
* @since 2.1.0
*/
function js() {
$step = $this->step();
if ( ( 1 == $step || 3 == $step ) && $this->header_text() )
$this->js_1();
elseif ( 2 == $step )
$this->js_2();
}
/**
* Display Javascript based on Step 1 and 3.
*
* @since 2.6.0
*/
function js_1() { ?>
<script type="text/javascript">
/* <![CDATA[ */
var text_objects = ['#name', '#desc', '#text-color-row'];
var farbtastic;
var default_color = '#<?php echo HEADER_TEXTCOLOR; ?>';
var old_color = null;
function pickColor(color) {
jQuery('#name').css('color', color);
jQuery('#desc').css('color', color);
jQuery('#text-color').val(color);
farbtastic.setColor(color);
}
function toggle_text(s) {
if (jQuery(s).attr('id') == 'showtext' && jQuery('#text-color').val() != 'blank')
return;
if (jQuery(s).attr('id') == 'hidetext' && jQuery('#text-color').val() == 'blank')
return;
if (jQuery('#text-color').val() == 'blank') {
//Show text
if (old_color == '#blank')
old_color = default_color;
jQuery( text_objects.toString() ).show();
jQuery('#text-color').val(old_color);
jQuery('#name').css('color', old_color);
jQuery('#desc').css('color', old_color);
pickColor(old_color);
} else {
//Hide text
jQuery( text_objects.toString() ).hide();
old_color = jQuery('#text-color').val();
jQuery('#text-color').val('blank');
}
}
jQuery(document).ready(function() {
jQuery('#pickcolor').click(function() {
jQuery('#color-picker').show();
});
jQuery('input[name="hidetext"]').click(function() {
toggle_text(this);
});
jQuery('#defaultcolor').click(function() {
pickColor(default_color);
jQuery('#text-color').val(default_color)
});
jQuery('#text-color').keyup(function() {
var _hex = jQuery('#text-color').val();
var hex = _hex;
if ( hex[0] != '#' )
hex = '#' + hex;
hex = hex.replace(/[^#a-fA-F0-9]+/, '');
if ( hex != _hex )
jQuery('#text-color').val(hex);
if ( hex.length == 4 || hex.length == 7 )
pickColor( hex );
});
jQuery(document).mousedown(function(){
jQuery('#color-picker').each( function() {
var display = jQuery(this).css('display');
if (display == 'block')
jQuery(this).fadeOut(2);
});
});
farbtastic = jQuery.farbtastic('#color-picker', function(color) { pickColor(color); });
<?php if ( $color = get_theme_mod('header_textcolor', HEADER_TEXTCOLOR) ) { ?>
pickColor('#<?php echo $color; ?>');
<?php } ?>
<?php if ( 'blank' == get_theme_mod( 'header_textcolor', HEADER_TEXTCOLOR ) || '' == get_theme_mod('header_textcolor', HEADER_TEXTCOLOR) || ! $this->header_text() ) { ?>
toggle_text();
<?php } ?>
});
/* ]]> */
</script>
<?php
}
/**
* Display Javascript based on Step 2.
*
* @since 2.6.0
*/
function js_2() { ?>
<script type="text/javascript">
/* <![CDATA[ */
function onEndCrop( coords ) {
jQuery( '#x1' ).val(coords.x);
jQuery( '#y1' ).val(coords.y);
jQuery( '#width' ).val(coords.w);
jQuery( '#height' ).val(coords.h);
}
jQuery(document).ready(function() {
var xinit = <?php echo HEADER_IMAGE_WIDTH; ?>;
var yinit = <?php echo HEADER_IMAGE_HEIGHT; ?>;
var ratio = xinit / yinit;
var ximg = jQuery('img#upload').width();
var yimg = jQuery('img#upload').height();
if ( yimg < yinit || ximg < xinit ) {
if ( ximg / yimg > ratio ) {
yinit = yimg;
xinit = yinit * ratio;
} else {
xinit = ximg;
yinit = xinit / ratio;
}
}
jQuery('img#upload').imgAreaSelect({
handles: true,
keys: true,
aspectRatio: xinit + ':' + yinit,
show: true,
x1: 0,
y1: 0,
x2: xinit,
y2: yinit,
maxHeight: <?php echo HEADER_IMAGE_HEIGHT; ?>,
maxWidth: <?php echo HEADER_IMAGE_WIDTH; ?>,
onInit: function () {
jQuery('#width').val(xinit);
jQuery('#height').val(yinit);
},
onSelectChange: function(img, c) {
jQuery('#x1').val(c.x1);
jQuery('#y1').val(c.y1);
jQuery('#width').val(c.width);
jQuery('#height').val(c.height);
}
});
});
/* ]]> */
</script>
<?php
}
/**
* Display first step of custom header image page.
*
* @since 2.1.0
*/
function step_1() {
$this->process_default_headers();
?>
<div class="wrap">
<?php screen_icon(); ?>
<h2><?php _e('Custom Header'); ?></h2>
<?php if ( ! empty( $this->updated ) ) { ?>
<div id="message" class="updated">
<p><?php printf( __( 'Header updated. <a href="%s">Visit your site</a> to see how it looks.' ), home_url( '/' ) ); ?></p>
</div>
<?php } ?>
<table class="form-table">
<tbody>
<tr valign="top">
<th scope="row"><?php _e( 'Preview' ); ?></th>
<td >
<?php if ( $this->admin_image_div_callback ) {
call_user_func( $this->admin_image_div_callback );
} else {
?>
<div id="headimg" style="max-width:<?php echo HEADER_IMAGE_WIDTH; ?>px;height:<?php echo HEADER_IMAGE_HEIGHT; ?>px;background-image:url(<?php esc_url ( header_image() ) ?>);">
<?php
if ( 'blank' == get_theme_mod('header_textcolor', HEADER_TEXTCOLOR) || '' == get_theme_mod('header_textcolor', HEADER_TEXTCOLOR) || ! $this->header_text() )
$style = ' style="display:none;"';
else
$style = ' style="color:#' . get_theme_mod( 'header_textcolor', HEADER_TEXTCOLOR ) . ';"';
?>
<h1><a id="name"<?php echo $style; ?> onclick="return false;" href="<?php bloginfo('url'); ?>"><?php bloginfo( 'name' ); ?></a></h1>
<div id="desc"<?php echo $style; ?>><?php bloginfo( 'description' ); ?></div>
</div>
<?php } ?>
</td>
</tr>
<?php if ( current_theme_supports( 'custom-header-uploads' ) ) : ?>
<tr valign="top">
<th scope="row"><?php _e( 'Upload Image' ); ?></th>
<td>
<p><?php _e( 'You can upload a custom header image to be shown at the top of your site instead of the default one. On the next screen you will be able to crop the image.' ); ?><br />
<?php printf( __( 'Images of exactly <strong>%1$d × %2$d pixels</strong> will be used as-is.' ), HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT ); ?></p>
<form enctype="multipart/form-data" id="upload-form" method="post" action="<?php echo esc_attr( add_query_arg( 'step', 2 ) ) ?>">
<p>
<label for="upload"><?php _e( 'Choose an image from your computer:' ); ?></label><br />
<input type="file" id="upload" name="import" />
<input type="hidden" name="action" value="save" />
<?php wp_nonce_field( 'custom-header-upload', '_wpnonce-custom-header-upload' ) ?>
<?php submit_button( __( 'Upload' ), 'button', 'submit', false ); ?>
</p>
</form>
</td>
</tr>
<?php endif; ?>
</tbody>
</table>
<form method="post" action="<?php echo esc_attr( add_query_arg( 'step', 1 ) ) ?>">
<table class="form-table">
<tbody>
<?php if ( get_uploaded_header_images() ) : ?>
<tr valign="top">
<th scope="row"><?php _e( 'Uploaded Images' ); ?></th>
<td>
<p><?php _e( 'You can choose one of your previously uploaded headers, or show a random one.' ) ?></p>
<?php
$this->show_header_selector( 'uploaded' );
?>
</td>
</tr>
<?php endif;
if ( ! empty( $this->default_headers ) ) : ?>
<tr valign="top">
<th scope="row"><?php _e( 'Default Images' ); ?></th>
<td>
<?php if ( current_theme_supports( 'custom-header-uploads' ) ) : ?>
<p><?php _e( 'If you don‘t want to upload your own image, you can use one of these cool headers, or show a random one.' ) ?></p>
<?php else: ?>
<p><?php _e( 'You can use one of these cool headers or show a random one on each page.' ) ?></p>
<?php endif; ?>
<?php
$this->show_header_selector( 'default' );
?>
</td>
</tr>
<?php endif;
if ( get_header_image() ) : ?>
<tr valign="top">
<th scope="row"><?php _e( 'Remove Image' ); ?></th>
<td>
<p><?php _e( 'This will remove the header image. You will not be able to restore any customizations.' ) ?></p>
<?php submit_button( __( 'Remove Header Image' ), 'button', 'removeheader', false ); ?>
</td>
</tr>
<?php endif;
if ( defined( 'HEADER_IMAGE' ) && '' != HEADER_IMAGE ) : ?>
<tr valign="top">
<th scope="row"><?php _e( 'Reset Image' ); ?></th>
<td>
<p><?php _e( 'This will restore the original header image. You will not be able to restore any customizations.' ) ?></p>
<?php submit_button( __( 'Restore Original Header Image' ), 'button', 'resetheader', false ); ?>
</td>
</tr>
<?php endif; ?>
</tbody>
</table>
<?php if ( $this->header_text() ) : ?>
<table class="form-table">
<tbody>
<tr valign="top" class="hide-if-no-js">
<th scope="row"><?php _e( 'Display Text' ); ?></th>
<td>
<p>
<?php $hidetext = get_theme_mod( 'header_textcolor', HEADER_TEXTCOLOR ); ?>
<label><input type="radio" value="1" name="hidetext" id="hidetext"<?php checked( ( 'blank' == $hidetext || empty( $hidetext ) ) ? true : false ); ?> /> <?php _e( 'No' ); ?></label>
<label><input type="radio" value="0" name="hidetext" id="showtext"<?php checked( ( 'blank' == $hidetext || empty( $hidetext ) ) ? false : true ); ?> /> <?php _e( 'Yes' ); ?></label>
</p>
</td>
</tr>
<tr valign="top" id="text-color-row">
<th scope="row"><?php _e( 'Text Color' ); ?></th>
<td>
<p>
<input type="text" name="text-color" id="text-color" value="#<?php echo esc_attr( get_theme_mod( 'header_textcolor', HEADER_TEXTCOLOR ) ); ?>" />
<span class="description hide-if-js"><?php _e( 'If you want to hide header text, add <strong>#blank</strong> as text color.' );?></span>
<input type="button" class="button hide-if-no-js" value="<?php esc_attr_e( 'Select a Color' ); ?>" id="pickcolor" />
</p>
<div id="color-picker" style="z-index: 100; background:#eee; border:1px solid #ccc; position:absolute; display:none;"></div>
</td>
</tr>
<?php if ( defined('HEADER_TEXTCOLOR') && get_theme_mod('header_textcolor') ) { ?>
<tr valign="top">
<th scope="row"><?php _e('Reset Text Color'); ?></th>
<td>
<p><?php _e( 'This will restore the original header text. You will not be able to restore any customizations.' ) ?></p>
<?php submit_button( __( 'Restore Original Header Text' ), 'button', 'resettext', false ); ?>
</td>
</tr>
<?php } ?>
</tbody>
</table>
<?php endif;
do_action( 'custom_header_options' );
wp_nonce_field( 'custom-header-options', '_wpnonce-custom-header-options' ); ?>
<?php submit_button( null, 'primary', 'save-header-options' ); ?>
</form>
</div>
<?php }
/**
* Display second step of custom header image page.
*
* @since 2.1.0
*/
function step_2() {
check_admin_referer('custom-header-upload', '_wpnonce-custom-header-upload');
if ( ! current_theme_supports( 'custom-header-uploads' ) )
wp_die( __( 'Cheatin’ uh?' ) );
$overrides = array('test_form' => false);
$file = wp_handle_upload($_FILES['import'], $overrides);
if ( isset($file['error']) )
wp_die( $file['error'], __( 'Image Upload Error' ) );
$url = $file['url'];
$type = $file['type'];
$file = $file['file'];
$filename = basename($file);
// Construct the object array
$object = array(
'post_title' => $filename,
'post_content' => $url,
'post_mime_type' => $type,
'guid' => $url,
'context' => 'custom-header'
);
// Save the data
$id = wp_insert_attachment($object, $file);
list($width, $height, $type, $attr) = getimagesize( $file );
if ( $width == HEADER_IMAGE_WIDTH && $height == HEADER_IMAGE_HEIGHT ) {
// Add the meta-data
wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
update_post_meta( $id, '_wp_attachment_is_custom_header', get_option('stylesheet' ) );
set_theme_mod('header_image', esc_url($url));
do_action('wp_create_file_in_uploads', $file, $id); // For replication
return $this->finished();
} elseif ( $width > HEADER_IMAGE_WIDTH ) {
$oitar = $width / HEADER_IMAGE_WIDTH;
$image = wp_crop_image($file, 0, 0, $width, $height, HEADER_IMAGE_WIDTH, $height / $oitar, false, str_replace(basename($file), 'midsize-'.basename($file), $file));
if ( is_wp_error( $image ) )
wp_die( __( 'Image could not be processed. Please go back and try again.' ), __( 'Image Processing Error' ) );
$image = apply_filters('wp_create_file_in_uploads', $image, $id); // For replication
$url = str_replace(basename($url), basename($image), $url);
$width = $width / $oitar;
$height = $height / $oitar;
} else {
$oitar = 1;
}
?>
<div class="wrap">
<?php screen_icon(); ?>
<h2><?php _e( 'Crop Header Image' ); ?></h2>
<form method="post" action="<?php echo esc_attr(add_query_arg('step', 3)); ?>">
<p class="hide-if-no-js"><?php _e('Choose the part of the image you want to use as your header.'); ?></p>
<p class="hide-if-js"><strong><?php _e( 'You need Javascript to choose a part of the image.'); ?></strong></p>
<div id="crop_image" style="position: relative">
<img src="<?php echo esc_url( $url ); ?>" id="upload" width="<?php echo $width; ?>" height="<?php echo $height; ?>" />
</div>
<input type="hidden" name="x1" id="x1" value="0"/>
<input type="hidden" name="y1" id="y1" value="0"/>
<input type="hidden" name="width" id="width" value="<?php echo esc_attr( $width ); ?>"/>
<input type="hidden" name="height" id="height" value="<?php echo esc_attr( $height ); ?>"/>
<input type="hidden" name="attachment_id" id="attachment_id" value="<?php echo esc_attr( $id ); ?>" />
<input type="hidden" name="oitar" id="oitar" value="<?php echo esc_attr( $oitar ); ?>" />
<?php wp_nonce_field( 'custom-header-crop-image' ) ?>
<?php submit_button( __( 'Crop and Publish' ) ); ?>
</p>
</form>
</div>
<?php
}
/**
* Display third step of custom header image page.
*
* @since 2.1.0
*/
function step_3() {
check_admin_referer('custom-header-crop-image');
if ( ! current_theme_supports( 'custom-header-uploads' ) )
wp_die( __( 'Cheatin’ uh?' ) );
if ( $_POST['oitar'] > 1 ) {
$_POST['x1'] = $_POST['x1'] * $_POST['oitar'];
$_POST['y1'] = $_POST['y1'] * $_POST['oitar'];
$_POST['width'] = $_POST['width'] * $_POST['oitar'];
$_POST['height'] = $_POST['height'] * $_POST['oitar'];
}
$attachment_id = absint( $_POST['attachment_id'] );
$original = get_attached_file($attachment_id);
$cropped = wp_crop_image( $attachment_id, (int) $_POST['x1'], (int) $_POST['y1'], (int) $_POST['width'], (int) $_POST['height'], HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT );
if ( is_wp_error( $cropped ) )
wp_die( __( 'Image could not be processed. Please go back and try again.' ), __( 'Image Processing Error' ) );
$cropped = apply_filters('wp_create_file_in_uploads', $cropped, $attachment_id); // For replication
$parent = get_post($attachment_id);
$parent_url = $parent->guid;
$url = str_replace(basename($parent_url), basename($cropped), $parent_url);
// Construct the object array
$object = array(
'ID' => $attachment_id,
'post_title' => basename($cropped),
'post_content' => $url,
'post_mime_type' => 'image/jpeg',
'guid' => $url,
'context' => 'custom-header'
);
// Update the attachment
wp_insert_attachment($object, $cropped);
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $cropped ) );
update_post_meta( $attachment_id, '_wp_attachment_is_custom_header', get_option('stylesheet' ) );
set_theme_mod('header_image', $url);
// cleanup
$medium = str_replace(basename($original), 'midsize-'.basename($original), $original);
@unlink( apply_filters( 'wp_delete_file', $medium ) );
@unlink( apply_filters( 'wp_delete_file', $original ) );
return $this->finished();
}
/**
* Display last step of custom header image page.
*
* @since 2.1.0
*/
function finished() {
$this->updated = true;
$this->step_1();
}
/**
* Display the page based on the current step.
*
* @since 2.1.0
*/
function admin_page() {
if ( ! current_user_can('edit_theme_options') )
wp_die(__('You do not have permission to customize headers.'));
$step = $this->step();
if ( 1 == $step )
$this->step_1();
elseif ( 2 == $step )
$this->step_2();
elseif ( 3 == $step )
$this->step_3();
}
}
?>