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1 <?php
2 /**
3  * Custom template tags for Twenty Fourteen
4  *
5  * @package WordPress
6  * @subpackage Twenty_Fourteen
7  * @since Twenty Fourteen 1.0
8  */
9
10 if ( ! function_exists( 'twentyfourteen_paging_nav' ) ) :
11 /**
12  * Display navigation to next/previous set of posts when applicable.
13  *
14  * @since Twenty Fourteen 1.0
15  *
16  * @return void
17  */
18 function twentyfourteen_paging_nav() {
19         // Don't print empty markup if there's only one page.
20         if ( $GLOBALS['wp_query']->max_num_pages < 2 ) {
21                 return;
22         }
23
24         $paged        = get_query_var( 'paged' ) ? intval( get_query_var( 'paged' ) ) : 1;
25         $pagenum_link = html_entity_decode( get_pagenum_link() );
26         $query_args   = array();
27         $url_parts    = explode( '?', $pagenum_link );
28
29         if ( isset( $url_parts[1] ) ) {
30                 wp_parse_str( $url_parts[1], $query_args );
31         }
32
33         $pagenum_link = remove_query_arg( array_keys( $query_args ), $pagenum_link );
34         $pagenum_link = trailingslashit( $pagenum_link ) . '%_%';
35
36         $format  = $GLOBALS['wp_rewrite']->using_index_permalinks() && ! strpos( $pagenum_link, 'index.php' ) ? 'index.php/' : '';
37         $format .= $GLOBALS['wp_rewrite']->using_permalinks() ? user_trailingslashit( 'page/%#%', 'paged' ) : '?paged=%#%';
38
39         // Set up paginated links.
40         $links = paginate_links( array(
41                 'base'     => $pagenum_link,
42                 'format'   => $format,
43                 'total'    => $GLOBALS['wp_query']->max_num_pages,
44                 'current'  => $paged,
45                 'mid_size' => 1,
46                 'add_args' => array_map( 'urlencode', $query_args ),
47                 'prev_text' => __( '&larr; Previous', 'twentyfourteen' ),
48                 'next_text' => __( 'Next &rarr;', 'twentyfourteen' ),
49         ) );
50
51         if ( $links ) :
52
53         ?>
54         <nav class="navigation paging-navigation" role="navigation">
55                 <h1 class="screen-reader-text"><?php _e( 'Posts navigation', 'twentyfourteen' ); ?></h1>
56                 <div class="pagination loop-pagination">
57                         <?php echo $links; ?>
58                 </div><!-- .pagination -->
59         </nav><!-- .navigation -->
60         <?php
61         endif;
62 }
63 endif;
64
65 if ( ! function_exists( 'twentyfourteen_post_nav' ) ) :
66 /**
67  * Display navigation to next/previous post when applicable.
68  *
69  * @since Twenty Fourteen 1.0
70  *
71  * @return void
72  */
73 function twentyfourteen_post_nav() {
74         // Don't print empty markup if there's nowhere to navigate.
75         $previous = ( is_attachment() ) ? get_post( get_post()->post_parent ) : get_adjacent_post( false, '', true );
76         $next     = get_adjacent_post( false, '', false );
77
78         if ( ! $next && ! $previous ) {
79                 return;
80         }
81
82         ?>
83         <nav class="navigation post-navigation" role="navigation">
84                 <h1 class="screen-reader-text"><?php _e( 'Post navigation', 'twentyfourteen' ); ?></h1>
85                 <div class="nav-links">
86                         <?php
87                         if ( is_attachment() ) :
88                                 previous_post_link( '%link', __( '<span class="meta-nav">Published In</span>%title', 'twentyfourteen' ) );
89                         else :
90                                 previous_post_link( '%link', __( '<span class="meta-nav">Previous Post</span>%title', 'twentyfourteen' ) );
91                                 next_post_link( '%link', __( '<span class="meta-nav">Next Post</span>%title', 'twentyfourteen' ) );
92                         endif;
93                         ?>
94                 </div><!-- .nav-links -->
95         </nav><!-- .navigation -->
96         <?php
97 }
98 endif;
99
100 if ( ! function_exists( 'twentyfourteen_posted_on' ) ) :
101 /**
102  * Print HTML with meta information for the current post-date/time and author.
103  *
104  * @since Twenty Fourteen 1.0
105  *
106  * @return void
107  */
108 function twentyfourteen_posted_on() {
109         if ( is_sticky() && is_home() && ! is_paged() ) {
110                 echo '<span class="featured-post">' . __( 'Sticky', 'twentyfourteen' ) . '</span>';
111         }
112
113         // Set up and print post meta information.
114         printf( '<span class="entry-date"><a href="%1$s" rel="bookmark"><time class="entry-date" datetime="%2$s">%3$s</time></a></span> <span class="byline"><span class="author vcard"><a class="url fn n" href="%4$s" rel="author">%5$s</a></span></span>',
115                 esc_url( get_permalink() ),
116                 esc_attr( get_the_date( 'c' ) ),
117                 esc_html( get_the_date() ),
118                 esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
119                 get_the_author()
120         );
121 }
122 endif;
123
124 /**
125  * Find out if blog has more than one category.
126  *
127  * @since Twenty Fourteen 1.0
128  *
129  * @return boolean true if blog has more than 1 category
130  */
131 function twentyfourteen_categorized_blog() {
132         if ( false === ( $all_the_cool_cats = get_transient( 'twentyfourteen_category_count' ) ) ) {
133                 // Create an array of all the categories that are attached to posts
134                 $all_the_cool_cats = get_categories( array(
135                         'hide_empty' => 1,
136                 ) );
137
138                 // Count the number of categories that are attached to the posts
139                 $all_the_cool_cats = count( $all_the_cool_cats );
140
141                 set_transient( 'twentyfourteen_category_count', $all_the_cool_cats );
142         }
143
144         if ( 1 !== (int) $all_the_cool_cats ) {
145                 // This blog has more than 1 category so twentyfourteen_categorized_blog should return true
146                 return true;
147         } else {
148                 // This blog has only 1 category so twentyfourteen_categorized_blog should return false
149                 return false;
150         }
151 }
152
153 /**
154  * Flush out the transients used in twentyfourteen_categorized_blog.
155  *
156  * @since Twenty Fourteen 1.0
157  *
158  * @return void
159  */
160 function twentyfourteen_category_transient_flusher() {
161         // Like, beat it. Dig?
162         delete_transient( 'twentyfourteen_category_count' );
163 }
164 add_action( 'edit_category', 'twentyfourteen_category_transient_flusher' );
165 add_action( 'save_post',     'twentyfourteen_category_transient_flusher' );
166
167 /**
168  * Display an optional post thumbnail.
169  *
170  * Wraps the post thumbnail in an anchor element on index
171  * views, or a div element when on single views.
172  *
173  * @since Twenty Fourteen 1.0
174  *
175  * @return void
176 */
177 function twentyfourteen_post_thumbnail() {
178         if ( post_password_required() || ! has_post_thumbnail() ) {
179                 return;
180         }
181
182         if ( is_singular() ) :
183         ?>
184
185         <div class="post-thumbnail">
186         <?php
187                 if ( ( ! is_active_sidebar( 'sidebar-2' ) || is_page_template( 'page-templates/full-width.php' ) ) ) {
188                         the_post_thumbnail( 'twentyfourteen-full-width' );
189                 } else {
190                         the_post_thumbnail();
191                 }
192         ?>
193         </div>
194
195         <?php else : ?>
196
197         <a class="post-thumbnail" href="<?php the_permalink(); ?>">
198         <?php
199                 if ( ( ! is_active_sidebar( 'sidebar-2' ) || is_page_template( 'page-templates/full-width.php' ) ) ) {
200                         the_post_thumbnail( 'twentyfourteen-full-width' );
201                 } else {
202                         the_post_thumbnail();
203                 }
204         ?>
205         </a>
206
207         <?php endif; // End is_singular()
208 }