From 938514cf6436b2f41a9e4607771ddc0c835fa807 Mon Sep 17 00:00:00 2001
From: Robin Cornett <hello@robincornett.com>
Date: Wed, 10 Dec 2014 17:04:10 -0500
Subject: [PATCH] add rss output functions

Checks Settings > Reading. If full text is selected, large image is added to entry content.
If Send Images to RSS plugin is active, email size image is added to entry content.
If Summary is selected, thumbnail is added to description (excerpt).
---
 ...ass-displayfeaturedimagegenesis-output.php | 50 +++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/includes/class-displayfeaturedimagegenesis-output.php b/includes/class-displayfeaturedimagegenesis-output.php
index 157fb78..45bc109 100644
--- a/includes/class-displayfeaturedimagegenesis-output.php
+++ b/includes/class-displayfeaturedimagegenesis-output.php
@@ -188,4 +188,54 @@ class Display_Featured_Image_Genesis_Output {
 
 	}
 
+	public function maybe_do_feed() {
+
+		$displaysetting = get_option( 'displayfeaturedimagegenesis' );
+		$feed_image     = $displaysetting['feed_image'];
+		$rss_option     = get_option( 'rss_use_excerpt' );
+
+		if ( ! $feed_image ) {
+			return;
+		}
+
+		if ( '0' === $rss_option ) {
+			add_filter( 'the_content_feed', array( $this, 'add_image_to_feed' ), 15 );
+		}
+		else {
+			add_filter( 'the_excerpt_rss', array( $this, 'add_image_to_feed' ), 1000, 1 );
+		}
+
+	}
+
+	public function add_image_to_feed( $content ) {
+
+		if ( ! has_post_thumbnail() ) {
+			return $content;
+		}
+
+		$rss_option = get_option( 'rss_use_excerpt' );
+		$size       = 'large';
+		$align      = '';
+		$style      = 'display:block;margin:10px auto;';
+		$class      = 'rss-featured-image';
+
+		if ( class_exists( 'SendImagesRSS' ) ) {
+			$size  = 'mailchimp';
+			$class = 'rss-mailchimp';
+		}
+
+		if ( '1' === $rss_option ) {
+			$size  = 'thumbnail';
+			$align = 'left';
+			$style = 'margin:0px 0px 20px 20px;';
+			$class = 'rss-small';
+		}
+
+		$image = get_the_post_thumbnail( get_the_ID(), $size, array( 'align' => $align, 'style' => $style, 'class' => $class ) );
+
+		$content = $image . $content;
+
+		return $content;
+	}
+
 }