add versioning to markup languages and reparse old format version posts

app/routes/posts.py

@@ -2,7 +2,7 @@ from flask import (
     Blueprint, redirect, url_for, flash, render_template, request
     )
 from .users import login_required, get_active_user
-from ..lib.babycode import babycode_to_html
+from ..lib.babycode import babycode_to_html, BABYCODE_VERSION
 from ..constants import InfoboxKind
 from ..db import db
 from ..models import Posts, PostHistory, Threads, Topics
@@ -11,6 +11,7 @@ bp = Blueprint("posts", __name__, url_prefix = "/post")
 
 
 def create_post(thread_id, user_id, content, markup_language="babycode"):
+    parsed_content = babycode_to_html(content)
     with db.transaction():
         post = Posts.create({
             "thread_id": thread_id,
@@ -20,10 +21,11 @@ def create_post(thread_id, user_id, content, markup_language="babycode"):
 
         revision = PostHistory.create({
             "post_id": post.id,
-            "content": babycode_to_html(content),
+            "content": parsed_content,
             "is_initial_revision": True,
             "original_markup": content,
             "markup_language": markup_language,
+            "format_version": BABYCODE_VERSION,
         })
 
         post.update({"current_revision_id": revision.id})
@@ -31,14 +33,16 @@ def create_post(thread_id, user_id, content, markup_language="babycode"):
 
 
 def update_post(post_id, new_content, markup_language='babycode'):
+    parsed_content = babycode_to_html(content)
     with db.transaction():
         post = Posts.find({'id': post_id})
         new_revision = PostHistory.create({
             'post_id': post.id,
-            'content': babycode_to_html(new_content),
+            'content': parsed_content,
             'is_initial_revision': False,
             'original_markup': new_content,
             'markup_language': markup_language,
+            'format_version': BABYCODE_VERSION,
         })
 
         post.update({'current_revision_id': new_revision.id})