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   1  <?php
   2  abstract class MP_theme_html_
   3  {
   4      var $style = '';
   5  
   6  	function __construct()
   7      { 
   8          add_action('MailPress_build_mail_content_start',    array($this, 'build_mail_content_start'));
   9          add_action('MailPress_build_mail_content_end',        array($this, 'build_mail_content_end'));
  10      }
  11  
  12  	function build_mail_content_start($type)
  13      {
  14          if ('html' != $type) return;
  15  
  16          add_action('MailPress_theme_html_header_image',        array($this, 'header_image'), 8, 2);
  17  
  18          add_filter( 'comments_popup_link_attributes',         array($this, 'comments_popup_link_attributes'), 8, 1 );
  19          add_filter( 'the_category',                     array($this, 'the_category'), 8, 3 );
  20          add_filter( 'term_links-post_tag',                 array($this, 'term_links_post_tag'), 8, 1 );
  21      }
  22  
  23  	function build_mail_content_end($type)
  24      {
  25          if ('html' != $type) return;
  26  
  27          remove_filter('MailPress_theme_html_header_image',    array($this, 'header_image'), 8, 2);
  28  
  29          remove_filter( 'comments_popup_link_attributes',    array($this, 'comments_popup_link_attributes') );
  30          remove_filter( 'the_category',                     array($this, 'the_category') );
  31          remove_filter( 'term_links-post_tag',             array($this, 'term_links_post_tag') );
  32      }
  33  
  34  	function header_image($default, $post_id = false)
  35      {
  36          switch (true)
  37          {
  38              case ( $post_id && function_exists('has_post_thumbnail') && function_exists('get_post_thumbnail_id') && function_exists('wp_get_attachment_image_src') && $post_id && has_post_thumbnail( $post_id ) && ($image = wp_get_attachment_image_src( get_post_thumbnail_id( $post_id ), 'post-thumbnail')) && ($image[1] >= $this->HEADER_IMAGE_WIDTH) ) :
  39                  echo $image[0];
  40              break;
  41              case ( function_exists('get_header_image') && get_header_image() ) :
  42                  echo get_header_image();
  43              break;
  44              default:
  45                  echo $default;
  46              break;
  47          }
  48      }
  49  
  50  	function comments_popup_link_attributes($attrs = '')
  51      {
  52          return "$attrs {$this->style} ";
  53      }
  54  
  55  	function the_category($thelist, $separator, $parents)
  56      {
  57          return str_replace(array('a href=', 'rel="category"'), array("a class=\"hover_underline\" {$this->style} href=", ''), $thelist );
  58      }
  59  
  60  	function term_links_post_tag($term_links)
  61      {
  62          foreach($term_links as $k => $v)
  63              $term_links[$k] = str_replace('a href=', "a class=\"hover_underline\" {$this->style} href=", $v );
  64          return $term_links;
  65      }
  66  }