Add support for bluesky and mastodon, drop support for twitter

This also makes the framework more generic for adding more options in
the future. And make the poster a file that can easily be copied between
projects as we will need it elsewhere as well.

In passing, add the #postgresql hashtag to the posts

Author: mhagander

pgweb/news/forms.py

@@ -54,7 +54,7 @@ def clean(self):
 
     class Meta:
         model = NewsArticle
-        exclude = ('date', 'submitter', 'modstate', 'tweeted', 'firstmoderator')
+        exclude = ('date', 'submitter', 'modstate', 'postedto', 'firstmoderator')
         widgets = {
             'tags': forms.CheckboxSelectMultiple,
         }

pgweb/news/management/commands/social_post.py

@@ -0,0 +1,48 @@
+#!/usr/bin/env python3
+#
+# Script to post previously unposted news to social media providers
+#
+#
+
+from django.core.management.base import BaseCommand, CommandError
+from django.db import connection
+from django.template.defaultfilters import slugify
+from django.conf import settings
+
+from datetime import datetime, timedelta
+import time
+
+from pgweb.util.moderation import ModerationState
+from pgweb.news.models import NewsArticle
+from pgweb.util.socialposter import get_all_providers
+
+
+allproviders, allprovidernames = get_all_providers(settings)
+
+
+class Command(BaseCommand):
+    help = 'Post to social media'
+
+    def handle(self, *args, **options):
+        curs = connection.cursor()
+        curs.execute("SELECT pg_try_advisory_lock(62387372)")
+        if not curs.fetchall()[0][0]:
+            raise CommandError("Failed to get advisory lock, existing social_post process stuck?")
+
+        articles = list(NewsArticle.objects.filter(modstate=ModerationState.APPROVED, date__gt=datetime.now() - timedelta(days=7)).exclude(postedto__contains=allprovidernames).order_by('date'))
+        if not len(articles):
+            return
+
+        for i, a in enumerate(articles):
+            if i != 0:
+                # Don't post more often than once / 30 seconds, to not trigger flooding.
+                time.sleep(30)
+
+            statusstr = "News: {0}\n\n{1}/about/news/{2}-{3}/\n\n#postgresql".format(a.title[:140 - 40], settings.SITE_ROOT, slugify(a.title), a.id)
+
+            for p in allproviders:
+                if p.name not in a.postedto:
+                    postid = p.post(statusstr)
+                    if postid is not None:
+                        a.postedto[p.name] = postid
+                        a.save(update_fields=['postedto'])

pgweb/news/management/commands/social_register.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+#
+# Script to register with social providers
+#
+#
+
+from django.core.management.base import BaseCommand
+from django.conf import settings
+
+from pgweb.util.socialposter import get_all_providers
+
+allproviders, allprovidernames = get_all_providers(settings, True)
+
+
+class Command(BaseCommand):
+    help = 'Register with social providers'
+
+    def add_arguments(self, parser):
+        parser.add_argument('provider', choices=allprovidernames)
+
+    def handle(self, *args, **options):
+        for p in allproviders:
+            if p.name == options['provider']:
+                r = p.register('pgweb')
+                if r:
+                    print(r)
+                else:
+                    print("{} already registered.".format(p.name))
+                break
+        else:
+            print("Provider {} not found.".format(p.name))

pgweb/news/management/commands/twitter_post.py

@@ -0,0 +1,27 @@
+# Generated by Django 5.2.10 on 2026-04-02 09:09
+
+import django.contrib.postgres.fields
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('news', '0007_news_date_idx'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='newsarticle',
+            name='postedto',
+            field=models.JSONField(null=False, blank=True, default=dict)
+        ),
+        migrations.RunSQL(
+            "UPDATE news_newsarticle SET postedto=jsonb_build_object('twitter', true) WHERE tweeted",
+            "UPDATE news_newsarticle SET tweeted = true WHERE postedto ? 'twitter'",
+        ),
+        migrations.RemoveField(
+            model_name='newsarticle',
+            name='tweeted',
+        ),
+    ]

pgweb/news/management/commands/twitter_register.py

@@ -32,7 +32,7 @@ class NewsArticle(TwoModeratorsMixin, TristateModerateModel):
     date = models.DateField(null=False, blank=False, default=date.today, db_index=True)
     title = models.CharField(max_length=200, null=False, blank=False)
     content = models.TextField(null=False, blank=False)
-    tweeted = models.BooleanField(null=False, blank=False, default=False)
+    postedto = models.JSONField(null=False, blank=True, default=dict)
     tags = models.ManyToManyField(NewsTag, blank=False, help_text="Select the tags appropriate for this post")
 
     account_edit_suburl = 'news'

pgweb/news/migrations/0008_multisocial.py

@@ -184,6 +184,17 @@
 OAUTH = {}                                                  # OAuth providers and keys
 PGDG_ORG_ID = -1                                            # id of the PGDG organisation entry
 
+
+# Mastodon configuriation is done using manage.py social_register
+MASTODON_BASEURL = None
+MASTODON_CLIENTID = None
+MASTODON_CLIENTSECRET = None
+MASTODON_TOKEN = None
+# Bluesky is configured in settings_local.py
+BLUESKY_USER = None
+BLUESKY_PASSWORD = None                                     # NOTE! This should be an "app password", not the main password!
+
+
 # For debug toolbar, can then be fully configured in settings_local.py
 DEBUG_TOOLBAR = False
 INTERNAL_IPS = [