Add Reddit to oEmbed provider list

- Added endpoint for reddit comments to be embedded

CHANGELOG.txt

@@ -18,6 +18,7 @@ Changelog
  * Add convenience `page_url` shortcut to improve how page URLs can be accessed from site settings in Django templates (Andy Babic)
  * Show more granular error messages from Pillow when uploading images (Rick van Hattem)
  * Add ordering to `Site` object, so that index page and `Site` switcher will be sorted consistently (Coen van der Kamp, Tim Leguijt)
+ * Add Reddit to oEmbed provider list (Luke Hardwick)
  * Fix: Support IPv6 domain (Alex Gleason, Coen van der Kamp)
  * Fix: Ensure link to add a new user works when no users are visible in the users list (LB (Ben Johnston))
  * Fix: `AbstractEmailForm` saved submission fields are now aligned with the email content fields, `form.cleaned_data` will be used instead of `form.fields` (Haydn Greatnews)

CONTRIBUTORS.rst

@@ -456,6 +456,7 @@ Contributors
 * Kim LaRocca
 * Jonatas Baldin
 * Rick van Hattem
+* Luke Hardwick
 
 Translators
 ===========

docs/releases/2.10.rst

@@ -27,6 +27,7 @@ Other features
  * Add convenience ``page_url`` shortcut to improve how page URLs can be accessed from site settings in Django templates (Andy Babic)
  * Show more granular error messages from Pillow when uploading images (Rick van Hattem)
  * Add ordering to ``Site`` object, so that index page and ``Site`` switcher will be sorted consistently (Coen van der Kamp, Tim Leguijt)
+ * Add Reddit to oEmbed provider list (Luke Hardwick)
 
 
 Bug fixes

wagtail/embeds/oembed_providers.py

@@ -652,6 +652,13 @@ vidyard = {
     ]
 }
 
+reddit = {
+    'endpoint': 'https://www.reddit.com/oembed',
+    'urls': [
+        '^http(?:s)?://(?:www\\.)?reddit\\.com/r/+[^#?/]+/comments/+[^#?/]+[^#?/].+$',
+    ]
+}
+
 all_providers = [
     speakerdeck, app_net, youtube, deviantart, blip_tv, dailymotion, flikr,
     hulu, nfb, qik, revision3, scribd, viddler, vimeo, dotsub, yfrog,
@@ -664,5 +671,6 @@ all_providers = [
     circuitlab, geograph_uk, hlipp, geograph_gg, vzaar, minoto, videojug, sapo,
     vhx_tv, justin_tv, official_fm, huffduffer, spotify, shoudio, mobypicture,
     twenty_three_hq, gmep, urtak, cacoo, dailymile, dipity, sketchfab, meetup,
-    roomshare, crowd_ranking, etsy, audioboom, clikthrough, ifttt, issuu, tumblr, vidyard
+    roomshare, crowd_ranking, etsy, audioboom, clikthrough, ifttt, issuu, tumblr, vidyard,
+    reddit
 ]