add class for RSS work

extracted RSS filters from output class and created new RSS class.
2026-06-05 15:08:20 +09:00 · 2014-12-12 10:08:00 -05:00
parent f905bc61f9
commit 7e67eac6e4
4 changed files with 91 additions and 75 deletions
@@ -0,0 +1,85 @@
+<?php
+/**
+ * @package   DisplayFeaturedImageGenesis
+ * @author    Robin Cornett <hello@robincornett.com>
+ * @license   GPL-2.0+
+ * @link      http://robincornett.com
+ * @copyright 2014 Robin Cornett Creative, LLC
+ */
+
+class Display_Featured_Image_Genesis_RSS {
+
+	/**
+	 * Decide whether or not to add the featured image to the feed or the feed excerpt
+	 *
+	 * @return filter the_excerpt_rss (if summaries) or the_content_feed (full text)
+	 * @since  x.y.z
+	 */
+	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 ( '1' === $rss_option ) {
+			add_filter( 'the_excerpt_rss', array( $this, 'add_image_to_feed' ), 1000, 1 );
+		}
+		else {
+			add_filter( 'the_content_feed', array( $this, 'add_image_to_feed' ), 15 );
+		}
+
+	}
+
+	/**
+	 * add the featured image to the feed, unless it already exists
+	 * includes allowances for Send Images to RSS plugin, which processes before this
+	 *
+	 * @param return $content
+	 * @since  x.y.z
+	 */
+	public function add_image_to_feed( $content ) {
+
+		if ( ! has_post_thumbnail() ) {
+			return $content;
+		}
+
+		$post_thumbnail = wp_get_attachment_image_src( get_post_thumbnail_id(), 'original' );
+		if ( class_exists( 'SendImagesRSS' ) ) {
+			$post_thumbnail = wp_get_attachment_image_src( get_post_thumbnail_id(), 'mailchimp' );
+		}
+		$image_content  = strpos( $content, 'src="' . $post_thumbnail[0] );
+
+		if ( false !== $image_content ) {
+			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;
+	}
+
+}