Add ability to redirect reddit.com to libredd.it (#180)

* Adds the ability to redirect reddit.com to libredd.it using the existing
 "site alts" config setting.

This adds the WHOOGLE_ALT_RD environment variable for optionally
redirecting reddit links to libreddit
(https://github.com/spikecodes/libreddit).

* Include libreddit in home page site alt note

Dockerfile

@@ -45,6 +45,8 @@ ARG youtube_alt='invidious.snopyta.org'
 ENV WHOOGLE_ALT_YT=$youtube_alt
 ARG instagram_alt='bibliogram.art/u'
 ENV WHOOGLE_ALT_YT=$instagram_alt
+ARG reddit_alt='libredd.it'
+ENV WHOOGLE_ALT_RD=$reddit_alt
 
 COPY . .
 

README.md

@@ -136,6 +136,7 @@ Description=Whoogle
 #Environment=WHOOGLE_ALT_TW=nitter.net
 #Environment=WHOOGLE_ALT_YT=invidious.snopyta.org
 #Environment=WHOOGLE_ALT_IG=bibliogram.art/u
+#Environment=WHOOGLE_ALT_RD=libredd.it
 Type=simple
 User=root
 WorkingDirectory=<whoogle_directory>

app.json

@@ -47,17 +47,22 @@
     },
     "WHOOGLE_ALT_TW": {
       "description": "The site to use as a replacement for twitter.com when site alternatives are enabled in the config.",
-      "value": "",
+      "value": "nitter.net",
       "required": false
     },
     "WHOOGLE_ALT_YT": {
       "description": "The site to use as a replacement for youtube.com when site alternatives are enabled in the config.",
-      "value": "",
+      "value": "invidious.snopyta.org",
       "required": false
     },
     "WHOOGLE_ALT_IG": {
       "description": "The site to use as a replacement for instagram.com when site alternatives are enabled in the config.",
-      "value": "",
+      "value": "bibliogram.art/u",
+      "required": false
+    },
+    "WHOOGLE_ALT_RD": {
+      "description": "The site to use as a replacement for reddit.com when site alternatives are enabled in the config.",
+      "value": "libredd.it",
       "required": false
     }
   }

app/templates/index.html

@@ -116,8 +116,8 @@
                         <div class="config-div">
                             <label class="tooltip" for="config-alts">Replace Social Media Links: </label>
                             <input type="checkbox" name="alts" id="config-alts">
-                            <div><span class="info-text"> — Replaces Twitter/YouTube/Instagram links
+                            <div><span class="info-text"> — Replaces Twitter/YouTube/Instagram/Reddit links
-                                with Nitter/Invidious/Bibliogram links.</span></div>
+                                with Nitter/Invidious/Bibliogram/Libreddit links.</span></div>
                         </div>
                         <div class="config-div">
                             <label for="config-new-tab">Open Links in New Tab: </label>

app/utils/filter_utils.py

@@ -4,6 +4,7 @@ import urllib.parse as urlparse
 from urllib.parse import parse_qs
 
 SKIP_ARGS = ['ref_src', 'utm']
+SKIP_PREFIX = ['//www.', '//mobile.', '//m.']
 FULL_RES_IMG = '<br/><a href="{}">Full Image</a>'
 GOOG_IMG = '/images/branding/searchlogo/1x/googlelogo'
 LOGO_URL = GOOG_IMG + '_desk'
@@ -22,7 +23,8 @@ BLACKLIST = [
 SITE_ALTS = {
     'twitter.com': os.getenv('WHOOGLE_ALT_TW', 'nitter.net'),
     'youtube.com': os.getenv('WHOOGLE_ALT_YT', 'invidious.snopyta.org'),
-    'instagram.com': os.getenv('WHOOGLE_ALT_IG', 'bibliogram.art/u')
+    'instagram.com': os.getenv('WHOOGLE_ALT_IG', 'bibliogram.art/u'),
+    'reddit.com': os.getenv('WHOOGLE_ALT_RD', 'libredd.it')
 }
 
 
@@ -47,7 +49,10 @@ def get_site_alt(link: str):
         link = link.replace(site_key, SITE_ALTS[site_key])
         break
 
-    return link.replace('www.', '').replace('//m.', '//')
+    for prefix in SKIP_PREFIX:
+        link = link.replace(prefix, '//')
+
+    return link
 
 
 def filter_link_args(query_link):

docker-compose.yml

@@ -19,6 +19,7 @@ services:
       #- WHOOGLE_ALT_TW=nitter.net
       #- WHOOGLE_ALT_YT=invidious.snopyta.org
       #- WHOOGLE_ALT_IG=bibliogram.art/u
+      #- WHOOGLE_ALT_RD=libredd.it
     ports:
       - 5000:5000
     restart: unless-stopped