WordPress 4.2
[autoinstalls/wordpress.git] / wp-content / themes / twentyfifteen / inc / customizer.php
1 <?php
2 /**
3  * Twenty Fifteen Customizer functionality
4  *
5  * @package WordPress
6  * @subpackage Twenty_Fifteen
7  * @since Twenty Fifteen 1.0
8  */
9
10 /**
11  * Add postMessage support for site title and description for the Customizer.
12  *
13  * @since Twenty Fifteen 1.0
14  *
15  * @param WP_Customize_Manager $wp_customize Customizer object.
16  */
17 function twentyfifteen_customize_register( $wp_customize ) {
18         $color_scheme = twentyfifteen_get_color_scheme();
19
20         $wp_customize->get_setting( 'blogname' )->transport        = 'postMessage';
21         $wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage';
22
23         // Add color scheme setting and control.
24         $wp_customize->add_setting( 'color_scheme', array(
25                 'default'           => 'default',
26                 'sanitize_callback' => 'twentyfifteen_sanitize_color_scheme',
27                 'transport'         => 'postMessage',
28         ) );
29
30         $wp_customize->add_control( 'color_scheme', array(
31                 'label'    => __( 'Base Color Scheme', 'twentyfifteen' ),
32                 'section'  => 'colors',
33                 'type'     => 'select',
34                 'choices'  => twentyfifteen_get_color_scheme_choices(),
35                 'priority' => 1,
36         ) );
37
38         // Add custom header and sidebar text color setting and control.
39         $wp_customize->add_setting( 'sidebar_textcolor', array(
40                 'default'           => $color_scheme[4],
41                 'sanitize_callback' => 'sanitize_hex_color',
42                 'transport'         => 'postMessage',
43         ) );
44
45         $wp_customize->add_control( new WP_Customize_Color_Control( $wp_customize, 'sidebar_textcolor', array(
46                 'label'       => __( 'Header and Sidebar Text Color', 'twentyfifteen' ),
47                 'description' => __( 'Applied to the header on small screens and the sidebar on wide screens.', 'twentyfifteen' ),
48                 'section'     => 'colors',
49         ) ) );
50
51         // Remove the core header textcolor control, as it shares the sidebar text color.
52         $wp_customize->remove_control( 'header_textcolor' );
53
54         // Add custom header and sidebar background color setting and control.
55         $wp_customize->add_setting( 'header_background_color', array(
56                 'default'           => $color_scheme[1],
57                 'sanitize_callback' => 'sanitize_hex_color',
58                 'transport'         => 'postMessage',
59         ) );
60
61         $wp_customize->add_control( new WP_Customize_Color_Control( $wp_customize, 'header_background_color', array(
62                 'label'       => __( 'Header and Sidebar Background Color', 'twentyfifteen' ),
63                 'description' => __( 'Applied to the header on small screens and the sidebar on wide screens.', 'twentyfifteen' ),
64                 'section'     => 'colors',
65         ) ) );
66
67         // Add an additional description to the header image section.
68         $wp_customize->get_section( 'header_image' )->description = __( 'Applied to the header on small screens and the sidebar on wide screens.', 'twentyfifteen' );
69 }
70 add_action( 'customize_register', 'twentyfifteen_customize_register', 11 );
71
72 /**
73  * Register color schemes for Twenty Fifteen.
74  *
75  * Can be filtered with {@see 'twentyfifteen_color_schemes'}.
76  *
77  * The order of colors in a colors array:
78  * 1. Main Background Color.
79  * 2. Sidebar Background Color.
80  * 3. Box Background Color.
81  * 4. Main Text and Link Color.
82  * 5. Sidebar Text and Link Color.
83  * 6. Meta Box Background Color.
84  *
85  * @since Twenty Fifteen 1.0
86  *
87  * @return array An associative array of color scheme options.
88  */
89 function twentyfifteen_get_color_schemes() {
90         return apply_filters( 'twentyfifteen_color_schemes', array(
91                 'default' => array(
92                         'label'  => __( 'Default', 'twentyfifteen' ),
93                         'colors' => array(
94                                 '#f1f1f1',
95                                 '#ffffff',
96                                 '#ffffff',
97                                 '#333333',
98                                 '#333333',
99                                 '#f7f7f7',
100                         ),
101                 ),
102                 'dark'    => array(
103                         'label'  => __( 'Dark', 'twentyfifteen' ),
104                         'colors' => array(
105                                 '#111111',
106                                 '#202020',
107                                 '#202020',
108                                 '#bebebe',
109                                 '#bebebe',
110                                 '#1b1b1b',
111                         ),
112                 ),
113                 'yellow'  => array(
114                         'label'  => __( 'Yellow', 'twentyfifteen' ),
115                         'colors' => array(
116                                 '#f4ca16',
117                                 '#ffdf00',
118                                 '#ffffff',
119                                 '#111111',
120                                 '#111111',
121                                 '#f1f1f1',
122                         ),
123                 ),
124                 'pink'    => array(
125                         'label'  => __( 'Pink', 'twentyfifteen' ),
126                         'colors' => array(
127                                 '#ffe5d1',
128                                 '#e53b51',
129                                 '#ffffff',
130                                 '#352712',
131                                 '#ffffff',
132                                 '#f1f1f1',
133                         ),
134                 ),
135                 'purple'  => array(
136                         'label'  => __( 'Purple', 'twentyfifteen' ),
137                         'colors' => array(
138                                 '#674970',
139                                 '#2e2256',
140                                 '#ffffff',
141                                 '#2e2256',
142                                 '#ffffff',
143                                 '#f1f1f1',
144                         ),
145                 ),
146                 'blue'   => array(
147                         'label'  => __( 'Blue', 'twentyfifteen' ),
148                         'colors' => array(
149                                 '#e9f2f9',
150                                 '#55c3dc',
151                                 '#ffffff',
152                                 '#22313f',
153                                 '#ffffff',
154                                 '#f1f1f1',
155                         ),
156                 ),
157         ) );
158 }
159
160 if ( ! function_exists( 'twentyfifteen_get_color_scheme' ) ) :
161 /**
162  * Get the current Twenty Fifteen color scheme.
163  *
164  * @since Twenty Fifteen 1.0
165  *
166  * @return array An associative array of either the current or default color scheme hex values.
167  */
168 function twentyfifteen_get_color_scheme() {
169         $color_scheme_option = get_theme_mod( 'color_scheme', 'default' );
170         $color_schemes       = twentyfifteen_get_color_schemes();
171
172         if ( array_key_exists( $color_scheme_option, $color_schemes ) ) {
173                 return $color_schemes[ $color_scheme_option ]['colors'];
174         }
175
176         return $color_schemes['default']['colors'];
177 }
178 endif; // twentyfifteen_get_color_scheme
179
180 if ( ! function_exists( 'twentyfifteen_get_color_scheme_choices' ) ) :
181 /**
182  * Returns an array of color scheme choices registered for Twenty Fifteen.
183  *
184  * @since Twenty Fifteen 1.0
185  *
186  * @return array Array of color schemes.
187  */
188 function twentyfifteen_get_color_scheme_choices() {
189         $color_schemes                = twentyfifteen_get_color_schemes();
190         $color_scheme_control_options = array();
191
192         foreach ( $color_schemes as $color_scheme => $value ) {
193                 $color_scheme_control_options[ $color_scheme ] = $value['label'];
194         }
195
196         return $color_scheme_control_options;
197 }
198 endif; // twentyfifteen_get_color_scheme_choices
199
200 if ( ! function_exists( 'twentyfifteen_sanitize_color_scheme' ) ) :
201 /**
202  * Sanitization callback for color schemes.
203  *
204  * @since Twenty Fifteen 1.0
205  *
206  * @param string $value Color scheme name value.
207  * @return string Color scheme name.
208  */
209 function twentyfifteen_sanitize_color_scheme( $value ) {
210         $color_schemes = twentyfifteen_get_color_scheme_choices();
211
212         if ( ! array_key_exists( $value, $color_schemes ) ) {
213                 $value = 'default';
214         }
215
216         return $value;
217 }
218 endif; // twentyfifteen_sanitize_color_scheme
219
220 /**
221  * Enqueues front-end CSS for color scheme.
222  *
223  * @since Twenty Fifteen 1.0
224  *
225  * @see wp_add_inline_style()
226  */
227 function twentyfifteen_color_scheme_css() {
228         $color_scheme_option = get_theme_mod( 'color_scheme', 'default' );
229
230         // Don't do anything if the default color scheme is selected.
231         if ( 'default' === $color_scheme_option ) {
232                 return;
233         }
234
235         $color_scheme = twentyfifteen_get_color_scheme();
236
237         // Convert main and sidebar text hex color to rgba.
238         $color_textcolor_rgb         = twentyfifteen_hex2rgb( $color_scheme[3] );
239         $color_sidebar_textcolor_rgb = twentyfifteen_hex2rgb( $color_scheme[4] );
240         $colors = array(
241                 'background_color'            => $color_scheme[0],
242                 'header_background_color'     => $color_scheme[1],
243                 'box_background_color'        => $color_scheme[2],
244                 'textcolor'                   => $color_scheme[3],
245                 'secondary_textcolor'         => vsprintf( 'rgba( %1$s, %2$s, %3$s, 0.7)', $color_textcolor_rgb ),
246                 'border_color'                => vsprintf( 'rgba( %1$s, %2$s, %3$s, 0.1)', $color_textcolor_rgb ),
247                 'border_focus_color'          => vsprintf( 'rgba( %1$s, %2$s, %3$s, 0.3)', $color_textcolor_rgb ),
248                 'sidebar_textcolor'           => $color_scheme[4],
249                 'sidebar_border_color'        => vsprintf( 'rgba( %1$s, %2$s, %3$s, 0.1)', $color_sidebar_textcolor_rgb ),
250                 'sidebar_border_focus_color'  => vsprintf( 'rgba( %1$s, %2$s, %3$s, 0.3)', $color_sidebar_textcolor_rgb ),
251                 'secondary_sidebar_textcolor' => vsprintf( 'rgba( %1$s, %2$s, %3$s, 0.7)', $color_sidebar_textcolor_rgb ),
252                 'meta_box_background_color'   => $color_scheme[5],
253         );
254
255         $color_scheme_css = twentyfifteen_get_color_scheme_css( $colors );
256
257         wp_add_inline_style( 'twentyfifteen-style', $color_scheme_css );
258 }
259 add_action( 'wp_enqueue_scripts', 'twentyfifteen_color_scheme_css' );
260
261 /**
262  * Binds JS listener to make Customizer color_scheme control.
263  *
264  * Passes color scheme data as colorScheme global.
265  *
266  * @since Twenty Fifteen 1.0
267  */
268 function twentyfifteen_customize_control_js() {
269         wp_enqueue_script( 'color-scheme-control', get_template_directory_uri() . '/js/color-scheme-control.js', array( 'customize-controls', 'iris', 'underscore', 'wp-util' ), '20141216', true );
270         wp_localize_script( 'color-scheme-control', 'colorScheme', twentyfifteen_get_color_schemes() );
271 }
272 add_action( 'customize_controls_enqueue_scripts', 'twentyfifteen_customize_control_js' );
273
274 /**
275  * Binds JS handlers to make the Customizer preview reload changes asynchronously.
276  *
277  * @since Twenty Fifteen 1.0
278  */
279 function twentyfifteen_customize_preview_js() {
280         wp_enqueue_script( 'twentyfifteen-customize-preview', get_template_directory_uri() . '/js/customize-preview.js', array( 'customize-preview' ), '20141216', true );
281 }
282 add_action( 'customize_preview_init', 'twentyfifteen_customize_preview_js' );
283
284 /**
285  * Returns CSS for the color schemes.
286  *
287  * @since Twenty Fifteen 1.0
288  *
289  * @param array $colors Color scheme colors.
290  * @return string Color scheme CSS.
291  */
292 function twentyfifteen_get_color_scheme_css( $colors ) {
293         $colors = wp_parse_args( $colors, array(
294                 'background_color'            => '',
295                 'header_background_color'     => '',
296                 'box_background_color'        => '',
297                 'textcolor'                   => '',
298                 'secondary_textcolor'         => '',
299                 'border_color'                => '',
300                 'border_focus_color'          => '',
301                 'sidebar_textcolor'           => '',
302                 'sidebar_border_color'        => '',
303                 'sidebar_border_focus_color'  => '',
304                 'secondary_sidebar_textcolor' => '',
305                 'meta_box_background_color'   => '',
306         ) );
307
308         $css = <<<CSS
309         /* Color Scheme */
310
311         /* Background Color */
312         body {
313                 background-color: {$colors['background_color']};
314         }
315
316         /* Sidebar Background Color */
317         body:before,
318         .site-header {
319                 background-color: {$colors['header_background_color']};
320         }
321
322         /* Box Background Color */
323         .post-navigation,
324         .pagination,
325         .secondary,
326         .site-footer,
327         .hentry,
328         .page-header,
329         .page-content,
330         .comments-area,
331         .widecolumn {
332                 background-color: {$colors['box_background_color']};
333         }
334
335         /* Box Background Color */
336         button,
337         input[type="button"],
338         input[type="reset"],
339         input[type="submit"],
340         .pagination .prev,
341         .pagination .next,
342         .widget_calendar tbody a,
343         .widget_calendar tbody a:hover,
344         .widget_calendar tbody a:focus,
345         .page-links a,
346         .page-links a:hover,
347         .page-links a:focus,
348         .sticky-post {
349                 color: {$colors['box_background_color']};
350         }
351
352         /* Main Text Color */
353         button,
354         input[type="button"],
355         input[type="reset"],
356         input[type="submit"],
357         .pagination .prev,
358         .pagination .next,
359         .widget_calendar tbody a,
360         .page-links a,
361         .sticky-post {
362                 background-color: {$colors['textcolor']};
363         }
364
365         /* Main Text Color */
366         body,
367         blockquote cite,
368         blockquote small,
369         a,
370         .dropdown-toggle:after,
371         .image-navigation a:hover,
372         .image-navigation a:focus,
373         .comment-navigation a:hover,
374         .comment-navigation a:focus,
375         .widget-title,
376         .entry-footer a:hover,
377         .entry-footer a:focus,
378         .comment-metadata a:hover,
379         .comment-metadata a:focus,
380         .pingback .edit-link a:hover,
381         .pingback .edit-link a:focus,
382         .comment-list .reply a:hover,
383         .comment-list .reply a:focus,
384         .site-info a:hover,
385         .site-info a:focus {
386                 color: {$colors['textcolor']};
387         }
388
389         /* Main Text Color */
390         .entry-content a,
391         .entry-summary a,
392         .page-content a,
393         .comment-content a,
394         .pingback .comment-body > a,
395         .author-description a,
396         .taxonomy-description a,
397         .textwidget a,
398         .entry-footer a:hover,
399         .comment-metadata a:hover,
400         .pingback .edit-link a:hover,
401         .comment-list .reply a:hover,
402         .site-info a:hover {
403                 border-color: {$colors['textcolor']};
404         }
405
406         /* Secondary Text Color */
407         button:hover,
408         button:focus,
409         input[type="button"]:hover,
410         input[type="button"]:focus,
411         input[type="reset"]:hover,
412         input[type="reset"]:focus,
413         input[type="submit"]:hover,
414         input[type="submit"]:focus,
415         .pagination .prev:hover,
416         .pagination .prev:focus,
417         .pagination .next:hover,
418         .pagination .next:focus,
419         .widget_calendar tbody a:hover,
420         .widget_calendar tbody a:focus,
421         .page-links a:hover,
422         .page-links a:focus {
423                 background-color: {$colors['textcolor']}; /* Fallback for IE7 and IE8 */
424                 background-color: {$colors['secondary_textcolor']};
425         }
426
427         /* Secondary Text Color */
428         blockquote,
429         a:hover,
430         a:focus,
431         .main-navigation .menu-item-description,
432         .post-navigation .meta-nav,
433         .post-navigation a:hover .post-title,
434         .post-navigation a:focus .post-title,
435         .image-navigation,
436         .image-navigation a,
437         .comment-navigation,
438         .comment-navigation a,
439         .widget,
440         .author-heading,
441         .entry-footer,
442         .entry-footer a,
443         .taxonomy-description,
444         .page-links > .page-links-title,
445         .entry-caption,
446         .comment-author,
447         .comment-metadata,
448         .comment-metadata a,
449         .pingback .edit-link,
450         .pingback .edit-link a,
451         .post-password-form label,
452         .comment-form label,
453         .comment-notes,
454         .comment-awaiting-moderation,
455         .logged-in-as,
456         .form-allowed-tags,
457         .no-comments,
458         .site-info,
459         .site-info a,
460         .wp-caption-text,
461         .gallery-caption,
462         .comment-list .reply a,
463         .widecolumn label,
464         .widecolumn .mu_register label {
465                 color: {$colors['textcolor']}; /* Fallback for IE7 and IE8 */
466                 color: {$colors['secondary_textcolor']};
467         }
468
469         /* Secondary Text Color */
470         blockquote,
471         .logged-in-as a:hover,
472         .comment-author a:hover {
473                 border-color: {$colors['textcolor']}; /* Fallback for IE7 and IE8 */
474                 border-color: {$colors['secondary_textcolor']};
475         }
476
477         /* Border Color */
478         hr,
479         .dropdown-toggle:hover,
480         .dropdown-toggle:focus {
481                 background-color: {$colors['textcolor']}; /* Fallback for IE7 and IE8 */
482                 background-color: {$colors['border_color']};
483         }
484
485         /* Border Color */
486         pre,
487         abbr[title],
488         table,
489         th,
490         td,
491         input,
492         textarea,
493         .main-navigation ul,
494         .main-navigation li,
495         .post-navigation,
496         .post-navigation div + div,
497         .pagination,
498         .comment-navigation,
499         .widget li,
500         .widget_categories .children,
501         .widget_nav_menu .sub-menu,
502         .widget_pages .children,
503         .site-header,
504         .site-footer,
505         .hentry + .hentry,
506         .author-info,
507         .entry-content .page-links a,
508         .page-links > span,
509         .page-header,
510         .comments-area,
511         .comment-list + .comment-respond,
512         .comment-list article,
513         .comment-list .pingback,
514         .comment-list .trackback,
515         .comment-list .reply a,
516         .no-comments {
517                 border-color: {$colors['textcolor']}; /* Fallback for IE7 and IE8 */
518                 border-color: {$colors['border_color']};
519         }
520
521         /* Border Focus Color */
522         a:focus,
523         button:focus,
524         input:focus {
525                 outline-color: {$colors['textcolor']}; /* Fallback for IE7 and IE8 */
526                 outline-color: {$colors['border_focus_color']};
527         }
528
529         input:focus,
530         textarea:focus {
531                 border-color: {$colors['textcolor']}; /* Fallback for IE7 and IE8 */
532                 border-color: {$colors['border_focus_color']};
533         }
534
535         /* Sidebar Link Color */
536         .secondary-toggle:before {
537                 color: {$colors['sidebar_textcolor']};
538         }
539
540         .site-title a,
541         .site-description {
542                 color: {$colors['sidebar_textcolor']};
543         }
544
545         /* Sidebar Text Color */
546         .site-title a:hover,
547         .site-title a:focus {
548                 color: {$colors['secondary_sidebar_textcolor']};
549         }
550
551         /* Sidebar Border Color */
552         .secondary-toggle {
553                 border-color: {$colors['sidebar_textcolor']}; /* Fallback for IE7 and IE8 */
554                 border-color: {$colors['sidebar_border_color']};
555         }
556
557         /* Sidebar Border Focus Color */
558         .secondary-toggle:hover,
559         .secondary-toggle:focus {
560                 border-color: {$colors['sidebar_textcolor']}; /* Fallback for IE7 and IE8 */
561                 border-color: {$colors['sidebar_border_focus_color']};
562         }
563
564         .site-title a {
565                 outline-color: {$colors['sidebar_textcolor']}; /* Fallback for IE7 and IE8 */
566                 outline-color: {$colors['sidebar_border_focus_color']};
567         }
568
569         /* Meta Background Color */
570         .entry-footer {
571                 background-color: {$colors['meta_box_background_color']};
572         }
573
574         @media screen and (min-width: 38.75em) {
575                 /* Main Text Color */
576                 .page-header {
577                         border-color: {$colors['textcolor']};
578                 }
579         }
580
581         @media screen and (min-width: 59.6875em) {
582                 /* Make sure its transparent on desktop */
583                 .site-header,
584                 .secondary {
585                         background-color: transparent;
586                 }
587
588                 /* Sidebar Background Color */
589                 .widget button,
590                 .widget input[type="button"],
591                 .widget input[type="reset"],
592                 .widget input[type="submit"],
593                 .widget_calendar tbody a,
594                 .widget_calendar tbody a:hover,
595                 .widget_calendar tbody a:focus {
596                         color: {$colors['header_background_color']};
597                 }
598
599                 /* Sidebar Link Color */
600                 .secondary a,
601                 .dropdown-toggle:after,
602                 .widget-title,
603                 .widget blockquote cite,
604                 .widget blockquote small {
605                         color: {$colors['sidebar_textcolor']};
606                 }
607
608                 .widget button,
609                 .widget input[type="button"],
610                 .widget input[type="reset"],
611                 .widget input[type="submit"],
612                 .widget_calendar tbody a {
613                         background-color: {$colors['sidebar_textcolor']};
614                 }
615
616                 .textwidget a {
617                         border-color: {$colors['sidebar_textcolor']};
618                 }
619
620                 /* Sidebar Text Color */
621                 .secondary a:hover,
622                 .secondary a:focus,
623                 .main-navigation .menu-item-description,
624                 .widget,
625                 .widget blockquote,
626                 .widget .wp-caption-text,
627                 .widget .gallery-caption {
628                         color: {$colors['secondary_sidebar_textcolor']};
629                 }
630
631                 .widget button:hover,
632                 .widget button:focus,
633                 .widget input[type="button"]:hover,
634                 .widget input[type="button"]:focus,
635                 .widget input[type="reset"]:hover,
636                 .widget input[type="reset"]:focus,
637                 .widget input[type="submit"]:hover,
638                 .widget input[type="submit"]:focus,
639                 .widget_calendar tbody a:hover,
640                 .widget_calendar tbody a:focus {
641                         background-color: {$colors['secondary_sidebar_textcolor']};
642                 }
643
644                 .widget blockquote {
645                         border-color: {$colors['secondary_sidebar_textcolor']};
646                 }
647
648                 /* Sidebar Border Color */
649                 .main-navigation ul,
650                 .main-navigation li,
651                 .widget input,
652                 .widget textarea,
653                 .widget table,
654                 .widget th,
655                 .widget td,
656                 .widget pre,
657                 .widget li,
658                 .widget_categories .children,
659                 .widget_nav_menu .sub-menu,
660                 .widget_pages .children,
661                 .widget abbr[title] {
662                         border-color: {$colors['sidebar_border_color']};
663                 }
664
665                 .dropdown-toggle:hover,
666                 .dropdown-toggle:focus,
667                 .widget hr {
668                         background-color: {$colors['sidebar_border_color']};
669                 }
670
671                 .widget input:focus,
672                 .widget textarea:focus {
673                         border-color: {$colors['sidebar_border_focus_color']};
674                 }
675
676                 .sidebar a:focus,
677                 .dropdown-toggle:focus {
678                         outline-color: {$colors['sidebar_border_focus_color']};
679                 }
680         }
681 CSS;
682
683         return $css;
684 }
685
686 /**
687  * Output an Underscore template for generating CSS for the color scheme.
688  *
689  * The template generates the css dynamically for instant display in the Customizer
690  * preview.
691  *
692  * @since Twenty Fifteen 1.0
693  */
694 function twentyfifteen_color_scheme_css_template() {
695         $colors = array(
696                 'background_color'            => '{{ data.background_color }}',
697                 'header_background_color'     => '{{ data.header_background_color }}',
698                 'box_background_color'        => '{{ data.box_background_color }}',
699                 'textcolor'                   => '{{ data.textcolor }}',
700                 'secondary_textcolor'         => '{{ data.secondary_textcolor }}',
701                 'border_color'                => '{{ data.border_color }}',
702                 'border_focus_color'          => '{{ data.border_focus_color }}',
703                 'sidebar_textcolor'           => '{{ data.sidebar_textcolor }}',
704                 'sidebar_border_color'        => '{{ data.sidebar_border_color }}',
705                 'sidebar_border_focus_color'  => '{{ data.sidebar_border_focus_color }}',
706                 'secondary_sidebar_textcolor' => '{{ data.secondary_sidebar_textcolor }}',
707                 'meta_box_background_color'   => '{{ data.meta_box_background_color }}',
708         );
709         ?>
710         <script type="text/html" id="tmpl-twentyfifteen-color-scheme">
711                 <?php echo twentyfifteen_get_color_scheme_css( $colors ); ?>
712         </script>
713         <?php
714 }
715 add_action( 'customize_controls_print_footer_scripts', 'twentyfifteen_color_scheme_css_template' );