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/wp-content/themes/twentyfourteen/inc/ -> template-tags.php (source)

   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       * @global WP_Query   $wp_query   WordPress Query object.
  17       * @global WP_Rewrite $wp_rewrite WordPress Rewrite object.
  18       */
  19  	function twentyfourteen_paging_nav() {
  20          global $wp_query, $wp_rewrite;
  21  
  22          // Don't print empty markup if there's only one page.
  23          if ( $wp_query->max_num_pages < 2 ) {
  24              return;
  25          }
  26  
  27          $paged        = get_query_var( 'paged' ) ? intval( get_query_var( 'paged' ) ) : 1;
  28          $pagenum_link = html_entity_decode( get_pagenum_link() );
  29          $query_args   = array();
  30          $url_parts    = explode( '?', $pagenum_link );
  31  
  32          if ( isset( $url_parts[1] ) ) {
  33              wp_parse_str( $url_parts[1], $query_args );
  34          }
  35  
  36          $pagenum_link = remove_query_arg( array_keys( $query_args ), $pagenum_link );
  37          $pagenum_link = trailingslashit( $pagenum_link ) . '%_%';
  38  
  39          $format  = $wp_rewrite->using_index_permalinks() && ! strpos( $pagenum_link, 'index.php' ) ? 'index.php/' : '';
  40          $format .= $wp_rewrite->using_permalinks() ? user_trailingslashit( $wp_rewrite->pagination_base . '/%#%', 'paged' ) : '?paged=%#%';
  41  
  42          // Set up paginated links.
  43          $links = paginate_links(
  44              array(
  45                  'base'      => $pagenum_link,
  46                  'format'    => $format,
  47                  'total'     => $wp_query->max_num_pages,
  48                  'current'   => $paged,
  49                  'mid_size'  => 1,
  50                  'add_args'  => array_map( 'urlencode', $query_args ),
  51                  'prev_text' => __( '&larr; Previous', 'twentyfourteen' ),
  52                  'next_text' => __( 'Next &rarr;', 'twentyfourteen' ),
  53              )
  54          );
  55  
  56          if ( $links ) :
  57  
  58              ?>
  59          <nav class="navigation paging-navigation" role="navigation">
  60          <h1 class="screen-reader-text"><?php _e( 'Posts navigation', 'twentyfourteen' ); ?></h1>
  61          <div class="pagination loop-pagination">
  62              <?php echo $links; ?>
  63          </div><!-- .pagination -->
  64      </nav><!-- .navigation -->
  65              <?php
  66      endif;
  67      }
  68  endif;
  69  
  70  if ( ! function_exists( 'twentyfourteen_post_nav' ) ) :
  71      /**
  72       * Display navigation to next/previous post when applicable.
  73       *
  74       * @since Twenty Fourteen 1.0
  75       */
  76  	function twentyfourteen_post_nav() {
  77          // Don't print empty markup if there's nowhere to navigate.
  78          $previous = ( is_attachment() ) ? get_post( get_post()->post_parent ) : get_adjacent_post( false, '', true );
  79          $next     = get_adjacent_post( false, '', false );
  80  
  81          if ( ! $next && ! $previous ) {
  82              return;
  83          }
  84  
  85          ?>
  86          <nav class="navigation post-navigation" role="navigation">
  87          <h1 class="screen-reader-text"><?php _e( 'Post navigation', 'twentyfourteen' ); ?></h1>
  88          <div class="nav-links">
  89              <?php
  90              if ( is_attachment() ) :
  91                  previous_post_link( '%link', __( '<span class="meta-nav">Published In</span>%title', 'twentyfourteen' ) );
  92                  else :
  93                      previous_post_link( '%link', __( '<span class="meta-nav">Previous Post</span>%title', 'twentyfourteen' ) );
  94                      next_post_link( '%link', __( '<span class="meta-nav">Next Post</span>%title', 'twentyfourteen' ) );
  95                  endif;
  96                  ?>
  97              </div><!-- .nav-links -->
  98          </nav><!-- .navigation -->
  99          <?php
 100      }
 101  endif;
 102  
 103  if ( ! function_exists( 'twentyfourteen_posted_on' ) ) :
 104      /**
 105       * Print HTML with meta information for the current post-date/time and author.
 106       *
 107       * @since Twenty Fourteen 1.0
 108       */
 109  	function twentyfourteen_posted_on() {
 110          if ( is_sticky() && is_home() && ! is_paged() ) {
 111              echo '<span class="featured-post">' . __( 'Sticky', 'twentyfourteen' ) . '</span>';
 112          }
 113  
 114          // Set up and print post meta information.
 115          printf(
 116              '<span class="entry-date"><a href="%1$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>',
 117              esc_url( get_permalink() ),
 118              esc_attr( get_the_date( 'c' ) ),
 119              esc_html( get_the_date() ),
 120              esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
 121              get_the_author()
 122          );
 123      }
 124  endif;
 125  
 126  /**
 127   * Find out if blog has more than one category.
 128   *
 129   * @since Twenty Fourteen 1.0
 130   *
 131   * @return boolean true if blog has more than 1 category
 132   */
 133  function twentyfourteen_categorized_blog() {
 134      $all_the_cool_cats = get_transient( 'twentyfourteen_category_count' );
 135      if ( false === $all_the_cool_cats ) {
 136          // Create an array of all the categories that are attached to posts
 137          $all_the_cool_cats = get_categories(
 138              array(
 139                  'hide_empty' => 1,
 140              )
 141          );
 142  
 143          // Count the number of categories that are attached to the posts
 144          $all_the_cool_cats = count( $all_the_cool_cats );
 145  
 146          set_transient( 'twentyfourteen_category_count', $all_the_cool_cats );
 147      }
 148  
 149      if ( $all_the_cool_cats > 1 || is_preview() ) {
 150          // This blog has more than 1 category so twentyfourteen_categorized_blog should return true
 151          return true;
 152      } else {
 153          // This blog has only 1 category so twentyfourteen_categorized_blog should return false
 154          return false;
 155      }
 156  }
 157  
 158  /**
 159   * Flush out the transients used in twentyfourteen_categorized_blog.
 160   *
 161   * @since Twenty Fourteen 1.0
 162   */
 163  function twentyfourteen_category_transient_flusher() {
 164      // Like, beat it. Dig?
 165      delete_transient( 'twentyfourteen_category_count' );
 166  }
 167  add_action( 'edit_category', 'twentyfourteen_category_transient_flusher' );
 168  add_action( 'save_post', 'twentyfourteen_category_transient_flusher' );
 169  
 170  if ( ! function_exists( 'twentyfourteen_post_thumbnail' ) ) :
 171      /**
 172       * Display an optional post thumbnail.
 173       *
 174       * Wraps the post thumbnail in an anchor element on index
 175       * views, or a div element when on single views.
 176       *
 177       * @since Twenty Fourteen 1.0
 178       * @since Twenty Fourteen 1.4 Was made 'pluggable', or overridable.
 179       */
 180  	function twentyfourteen_post_thumbnail() {
 181          if ( post_password_required() || is_attachment() || ! has_post_thumbnail() ) {
 182              return;
 183          }
 184  
 185          if ( is_singular() ) :
 186              ?>
 187  
 188          <div class="post-thumbnail">
 189              <?php
 190              if ( ( ! is_active_sidebar( 'sidebar-2' ) || is_page_template( 'page-templates/full-width.php' ) ) ) {
 191                  the_post_thumbnail( 'twentyfourteen-full-width' );
 192              } else {
 193                  the_post_thumbnail();
 194              }
 195              ?>
 196          </div>
 197  
 198          <?php else : ?>
 199  
 200      <a class="post-thumbnail" href="<?php the_permalink(); ?>" aria-hidden="true">
 201              <?php
 202              if ( ( ! is_active_sidebar( 'sidebar-2' ) || is_page_template( 'page-templates/full-width.php' ) ) ) {
 203                  the_post_thumbnail( 'twentyfourteen-full-width' );
 204              } else {
 205                  the_post_thumbnail( 'post-thumbnail', array( 'alt' => get_the_title() ) );
 206              }
 207              ?>
 208      </a>
 209  
 210              <?php
 211      endif; // End is_singular()
 212      }
 213  endif;
 214  
 215  if ( ! function_exists( 'twentyfourteen_excerpt_more' ) && ! is_admin() ) :
 216      /**
 217       * Replaces "[...]" (appended to automatically generated excerpts) with ...
 218       * and a Continue reading link.
 219       *
 220       * @since Twenty Fourteen 1.3
 221       *
 222       * @param string $more Default Read More excerpt link.
 223       * @return string Filtered Read More excerpt link.
 224       */
 225  	function twentyfourteen_excerpt_more( $more ) {
 226          $link = sprintf(
 227              '<a href="%1$s" class="more-link">%2$s</a>',
 228              esc_url( get_permalink( get_the_ID() ) ),
 229              /* translators: %s: Post title. */
 230              sprintf( __( 'Continue reading %s <span class="meta-nav">&rarr;</span>', 'twentyfourteen' ), '<span class="screen-reader-text">' . get_the_title( get_the_ID() ) . '</span>' )
 231          );
 232          return ' &hellip; ' . $link;
 233      }
 234      add_filter( 'excerpt_more', 'twentyfourteen_excerpt_more' );
 235  endif;
 236  
 237  if ( ! function_exists( 'wp_body_open' ) ) :
 238      /**
 239       * Fire the wp_body_open action.
 240       *
 241       * Added for backwards compatibility to support pre 5.2.0 WordPress versions.
 242       *
 243       * @since Twenty Fourteen 2.7
 244       */
 245  	function wp_body_open() {
 246          /**
 247           * Triggered after the opening <body> tag.
 248           *
 249           * @since Twenty Fourteen 2.7
 250           */
 251          do_action( 'wp_body_open' );
 252      }
 253  endif;


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