From bcf36bdf18c63640b7b03fe31b19bf0246ffe1e5 Mon Sep 17 00:00:00 2001
From: Jordan Schelew <jas8522@gmail.com>
Date: Sun, 24 Jan 2016 11:21:33 -0600
Subject: [PATCH 1/3] Add feature: auto-embed of video links

Uses WordPress wp_oembed_get function to auto-embed YouTube/Vimeo links
etc.
---
 includes/views/single-listing.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/includes/views/single-listing.php b/includes/views/single-listing.php
index 6c2ae64..fb69569 100644
--- a/includes/views/single-listing.php
+++ b/includes/views/single-listing.php
@@ -196,7 +196,7 @@ function single_listing_post_content() {
 			<?php if (get_post_meta( $post->ID, '_listing_video', true) != '') { ?>
 			<div id="listing-video">
 				<div class="iframe-wrap">
-				<?php echo get_post_meta( $post->ID, '_listing_video', true); ?>
+				<?php echo wp_oembed_get( get_post_meta( $post->ID, '_listing_video', true) ); ?>
 				</div>
 			</div><!-- #listing-video -->
 			<?php } ?>

From fd59cfcf0e7b8a8e1d4ae4c5637a85722490b462 Mon Sep 17 00:00:00 2001
From: Jordan Schelew <jas8522@gmail.com>
Date: Sun, 24 Jan 2016 12:01:17 -0600
Subject: [PATCH 2/3] Improvements to auto-embedding videos
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Simplify code by introducing $video_url variable and updates to support
a false return value from wp_oembed_get.

Could probably still use better URL detection (such as if the admin
enters a URL without the ‘http://'
---
 includes/views/single-listing.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/includes/views/single-listing.php b/includes/views/single-listing.php
index fb69569..199a3e4 100644
--- a/includes/views/single-listing.php
+++ b/includes/views/single-listing.php
@@ -193,10 +193,14 @@ function single_listing_post_content() {
 			</div><!-- #listing-gallery -->
 			<?php } ?>
 
-			<?php if (get_post_meta( $post->ID, '_listing_video', true) != '') { ?>
+			<?php if (get_post_meta( $post->ID, '_listing_video', true) != '') {
+				$video_url = get_post_meta( $post->ID, '_listing_video', true);
+			?>
 			<div id="listing-video">
 				<div class="iframe-wrap">
-				<?php echo wp_oembed_get( get_post_meta( $post->ID, '_listing_video', true) ); ?>
+				<?php if (wp_oembed_get( $video_url )){
+					echo wp_oembed_get( $video_url );
+				} else { echo "<a href='$video_url'>$video_url</a>"; } ?>
 				</div>
 			</div><!-- #listing-video -->
 			<?php } ?>

From fb660f95acc34c5dc329a044f433ab133cdfacd6 Mon Sep 17 00:00:00 2001
From: Jordan Schelew <jas8522@gmail.com>
Date: Sat, 26 Jan 2019 23:57:55 -0400
Subject: [PATCH 3/3] Also use esc_url to validate the URL prior to use

Use esc_url as per wp codex.
---
 includes/views/single-listing.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/includes/views/single-listing.php b/includes/views/single-listing.php
index 199a3e4..ba3714b 100644
--- a/includes/views/single-listing.php
+++ b/includes/views/single-listing.php
@@ -194,7 +194,7 @@ function single_listing_post_content() {
 			<?php } ?>
 
 			<?php if (get_post_meta( $post->ID, '_listing_video', true) != '') {
-				$video_url = get_post_meta( $post->ID, '_listing_video', true);
+				$video_url = esc_url( get_post_meta( $post->ID, '_listing_video', true), array('http', 'https') );
 			?>
 			<div id="listing-video">
 				<div class="iframe-wrap">