RSS Feed revamp to use post_thumbnails & the new comicpress_display_comic_image()

can also set that on and off (default: on) in the options

Signed-off-by: Philip M. Hofer (Frumph) <frumph_dragon@yahoo.com>

comicpress-options.php

@@ -46,6 +46,7 @@ function comicpress_admin() {
 				'disable_comment_note',
 				'enable_numbered_pagination',
 				'enable_comment_count_in_rss',
+				'enable_post_thumbnail_rss',
 				'comic_clicks_next',
 				'disable_default_comic_nav',
 				'enable_widgetarea_use_sidebar_css',

functions.php

@@ -119,6 +119,7 @@ function comicpress_load_options() {
 			'disable_page_titles' => false,
 			'static_blog' => false,
 			'disable_default_comic_nav' => false,
+			'enable_post_thumbnail_rss' => true,
 
 			'cp_theme_layout' => 'standard',
 			'transcript_in_posts' => false,
@@ -721,7 +722,7 @@ function comicpress_list_storyline_categories($args = "") {
 */
 function the_hovertext() {
 	$hovertext = get_post_meta( get_the_ID(), "hovertext", true );
-  echo (empty($hovertext)) ? get_the_title() : $hovertext;
+  return (empty($hovertext)) ? get_the_title() : $hovertext;
 }
 
 /**
@@ -762,26 +763,6 @@ function the_transcript($displaymode = 'raw') {
   }
 }
 
-//Insert the comic image into the RSS feed
-function comic_feed() {
-	foreach (array("rss", "archive", "mini", "comic") as $type) {
-		if (($requested_thumbnail_image = get_comic_url($type, $first_comic_in_category)) !== false) {
-			$thumbnail_image = $requested_thumbnail_image; break;
-		}
-	}
-	?>
-	<p><a href="<?php the_permalink() ?>"><img src="<?php echo $thumbnail_image; ?>" border="0" alt="<?php the_title() ?>" title="<?php the_hovertext() ?>" /></a></p><?php
-}
-
-function insert_comic_feed($content) {
-	if (is_feed() && in_comic_category()) {
-		return comic_feed() . $content;
-	} else {
-		return $content;
-	}
-}
-add_filter('the_content','insert_comic_feed');
-
 // Register Sidebar and Define Widgets
 
 if ( function_exists('register_sidebar') ) {

functions/displaycomic.php

@@ -6,6 +6,7 @@ function comicpress_display_comic_image($searchorder = "comic",$use_post_image =
 		if (function_exists('has_post_thumbnail')) {
 			if ( has_post_thumbnail($post->ID) ) {
 				$comic_image = get_the_post_thumbnail($post->ID,'full');
+				$comic_image = preg_replace('#title="([^*]*)"#', 'title="'.the_hovertext().'"', $comic_image);
 			} 
 		}
 	}
@@ -14,7 +15,7 @@ function comicpress_display_comic_image($searchorder = "comic",$use_post_image =
 		$requested_archive_image = '';
 		foreach ($searchorder as $type) {
 			if (($requested_archive_image = get_comic_url($type, $post)) !== false) {
-				$comic_image = "<img src=\"$requested_archive_image\" alt=\"".get_the_title()."\" title=\"".get_the_title()."\" />";
+				$comic_image = "<img src=\"$requested_archive_image\" alt=\"".get_the_title()."\" title=\"".the_hovertext()."\" />";
 				break;
 			}
 		}

functions/multicomics.php

@@ -12,7 +12,7 @@ function display_comics_multi() {
 	if (($result = get_comic_path('comic', '', '', 1)) !== false) {
 		foreach ($result as $pathto_comic) { ?>
 			<div class="comicdisp">
-			<img src="<?php echo get_option('home'). '/' .$pathto_comic; ?>" alt="<?php the_title(); ?>" title="<?php the_hovertext(); ?>" />
+			<img src="<?php echo get_option('home'). '/' .$pathto_comic; ?>" alt="<?php the_title(); ?>" title="<?php echo the_hovertext(); ?>" />
 			</div>
 		<?php }
 	}

functions/syndication.php

@@ -91,3 +91,23 @@ if ($comicpress_options['enable_comment_count_in_rss']) {
 	add_filter('the_title_rss', 'comicpress_the_title_rss');
 	add_action('export_wp', 'comicpress_export_wp');
 }
+
+//Insert the comic image into the RSS feed
+function comicpress_comic_feed() { 
+	global $post, $comicpress_options; ?>
+	<p><a href="<?php the_permalink() ?>"><?php echo comicpress_display_comic_image('rss,comic',$comicpress_options['enable_post_thumbnail_rss']); ?></a></p><?php
+}
+
+// removed the in_comic_category so that if it has a post-image it will add it to the rss feed (else rss comic thumb)
+function comicpress_insert_comic_feed($content) {
+	global $post, $wp_query;
+	if (is_feed()) {
+		return comicpress_comic_feed() . $content;
+	} else {
+		return $content;
+	}
+}
+
+add_filter('the_content','comicpress_insert_comic_feed');
+
+?>

options/generaloptions.php

@@ -47,6 +47,14 @@
 						<?php _e('Checkmark this and your site will not display the contents of #blogheader.','comicpress'); ?>
 					</td>
 				</tr>
+			</table>
+			
+			<table class="widefat">
+				<thead>
+					<tr>
+						<th colspan="3"><?php _e('RSS','comicpress'); ?></th>
+					</tr>
+				</thead>			
 				<tr class="alternate">
 					<th scope="row"><label for="enable_comment_count_in_rss"><?php _e('Enable the comment count to show in feed title.','comicpress'); ?></label></th>
 					<td>
@@ -56,6 +64,15 @@
 						<?php _e('Will show how many comments there are in the title of the post in the feed.','comicpress'); ?>
 					</td>
 				</tr>
+				<tr>
+					<th scope="row"><label for="enable_post_thumbnail_rss"><?php _e('Enable the post thumbnails in the RSS feed?','comicpress'); ?></label></th>
+					<td>
+						<input id="enable_post_thumbnail_rss" name="enable_post_thumbnail_rss" type="checkbox" value="1" <?php checked(true, $comicpress_options['enable_post_thumbnail_rss']); ?> />		
+					</td>
+					<td>
+						<?php _e('If enabled will show the post thumbnail of the post in the RSS feed.','comicpress'); ?>
+					</td>
+				</tr>
 			</table>
 			
 			<table class="widefat">