django database models of phpBB3
Project description
Django-phpBB3
Django-phpBB3 provides the database models of a existing phpBB3 installation. This is usefull for all people who like to access the phpbb forum database from a django application. It’s not a phpBB clone or a forum!
Django-phpBB3 has also a script for migrate a phpBB3 forum into a DjangoBB forum. See below.
Notes:
There are a few mismatches between the origin phpBB3 Database schema and the models.py form Django-phpBB3. Because of this: Creating the phpBB3 tables via syncdb will not work with phpBB3.
phpBB3 used often 0 for a not set value, but we need a real null value in db (to get None back)
phpBB3 Models with composite keys are unsupported, but stored in django_phpBB3/unsupported_models.py
Warning: Write access to the original phpBB database is not tested, yet. So it’s not guaranteed that changes trough the django admin will work with phpBB3! So, in the current state, you should only access ‘read-only’ to the origin phpBB3 data ;)
Patches are welcome! Please send pull requests.
example projects
We add two example projects:
`django_phpBB3_project`_ |
minimal project without extra depencies |
`phpBB2DjangoBB_project`_ |
DjangoBB example project for use the phpBB2DjangoBB migration command |
setup
~$ virtualenv DjangoBB_env ~$ cd DjangoBB_env/ ~/DjangoBB_env$ source bin/activate (DjangoBB_env)~/DjangoBB_env$ pip install django-phpBB3 # Will also install Django
(If default python interpreter is <2.7: Use: virtualenv -p python2.7 DjangoBB_env - see below)
Or if you will use the most recent git version:
# install git read-only clone (Will also install Django): (DjangoBB_env)~/DjangoBB_env$ pip install -e git+git://github.com/jedie/django-phpBB3.git#egg=django-phpBB3
If you would like to test/use the DjangoBB migration install this:
(DjangoBB_env)~/DjangoBB_env$ pip install -e git+git://github.com/slav0nic/DjangoBB.git#egg=DjangoBB (DjangoBB_env)~/DjangoBB_env$ pip install Whoosh
Maybe you want my dev branch of DjangoBB (More info in My DjangoBB github wiki page):
(DjangoBB_env)~/DjangoBB_env$ pip install -e git+git://github.com/jedie/DjangoBB.git@dev#egg=DjangoBB (DjangoBB_env)~/DjangoBB_env$ pip install Whoosh
local_settings.py example
# database table prefix (default is: "phpbb3_") #PHPBB_TABLE_PREFIX = "phpbb_" DATABASES = { 'default': { 'ENGINE': 'django.db.backends.mysql', # Add 'postgresql_psycopg2', 'mysql', 'sqlite3' or 'oracle'. 'NAME': 'phpbb3', # Or path to database file if using sqlite3. 'USER': 'phpbb3', # Not used with sqlite3. 'PASSWORD': 'foo bar', # Not used with sqlite3. 'HOST': '', # Set to empty string for localhost. Not used with sqlite3. 'PORT': '', # Set to empty string for default. Not used with sqlite3. } } # settings for phpBB3 migration: # filesystem path to the /files/ sub directory of the phpBB installation: # Set to None, if your phpBB3 forum has no attachments PHPBB_ATTACHMENT_PATH = "/path/to/phpBB/files/"
init database
If you will test the two example projects, you need to initialises the database, e.g.:
~$ cd DjangoBB_env/ ~/DjangoBB_env$ source bin/activate (DjangoBB_env)~/DjangoBB_env$ cd src/django-phpbb3/phpBB2DjangoBB_project (DjangoBB_env).../phpBB2DjangoBB_project$ # create local_settings.py here, see above! (DjangoBB_env).../phpBB2DjangoBB_project$ ./manage.py syncdb --all (DjangoBB_env).../phpBB2DjangoBB_project$ ./manage.py migrate --fake
test django-phpBB3
We added a test project for easy start in: /django_phpBB3_project/
Create a local_settings.py into /django_phpBB3_project/ see example above.
You must initialises the database (see above).
You can startup a test server with, e.g:
./manage.py runserver --traceback --insecure
migrate a phpBB3 installation to DjangoBB
We add a example project for a phpBB3 migration in: /phpBB2DjangoBB_project/
The migration from phpBB3 to DjangoBB is implement as a migration command here: /django_phpBB3/management/commands/phpbb2djangobb.py
To run the migration you can use the minimal phpBB2DjangoBB example project example. This project includes the DjangoBB forum app and django-phpBB3 app. Before start, you must install the dependencies!
You must create a local_settings.py into /phpBB2DjangoBB_project/ see example above.
Before you start migration: You should check if database encoding settings are ok. To check, login and check in admin / Django_phpBB3 / **Posts** if non-ascii characters are ok.
Typical problem are: e.g. in default ubuntu/debian setup a mysql server will use latin-1 ! So before you start, you should correct this. e.g.:
ALTER DATABASE test DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci
Make a SQL Backup before doing anything!!!
Run the migration with ./manage.py phpbb2djangobb, e.g:
~$ cd DjangoBB_env/ ~/DjangoBB_env$ source bin/activate (DjangoBB_env)~/DjangoBB_env$ cd src/django-phpbb3/phpBB2DjangoBB_project (DjangoBB_env).../phpBB2DjangoBB_project$ ./manage.py phpbb2djangobb
after migration
Important: No phpBB forum permissions would be migrated, yet. So: Before you make a migrated Forum available to public, you must manually hide any internal forums, if exists! To limit a forum in DjangoBB, e.g.:
Create a new user group in django admin panel
Create a seperate djangobb category and add the creates user group
Move internal forums to the new category
To give a user the permissions to the internal forums: Edit the user and add the created user group.
You must update the haystack search index with e.g.:
(DjangoBB_env).../phpBB2DjangoBB_project$ ./manage.py update_index --verbosity=2
more information: http://django-haystack.readthedocs.org/en/latest/management_commands.html
Depend on the used database you must reset sequences.
Sequences are indexes used by some database engines to track the next available number for automatically incremented fields.
more info: https://docs.djangoproject.com/en/dev/ref/django-admin/#sqlsequencereset-appname-appname
options
cleanup_users
Add --cleanup_users=x to setup which users are migrate, where x is a number:
0 |
all users |
1 |
users with email addresses (skip bots) |
2 |
users with email and has a ‘lastvisit’ date (default) |
3 |
email + lastvisit and has created at least one post |
migration limitations
Things that would not be transfered, yet:
Forum moderators
Category groups
sort of Category / Forum would not be converted to position number
Handling missing features in DjangoBB:
We transfer phpBB Users who are in the user group ADMINISTRATORS or GLOBAL_MODERATORS to all forum moderators.
global posts and announcement converted to normal sticky posts
sub forums would be flatten
ghost moved posts are ignored (only the moved post would be created)
ForumWatch are ignored
All user must do a passwort reset. (We can’t reuse the phpBB password hash)
Guest posts would be mapped to a new “Anonymous” user (has unusable password and no email address). Note: guest posts are planed in DjangoBB, see: http://support.djangobb.org/topic/98/
TODO:
Handle forum permissions: Now all forums will be public, after migration!
Bugfix for user post count migration - https://github.com/jedie/django-phpBB3/issues/6
migrate user avatar - https://github.com/jedie/django-phpBB3/issues/7
add a separate command for migrate phpBB private messages to django-messages (very low priority, patches are welcome)
migration - notes
The migration script copied the phpBB username 1:1 and doesn’t cleanup anything. The django forms for creating/change a user will only limit with: Letters, digits and @/./+/-/_ only But the model fields is a simple CharField. A nick will be accepted in login depend on the login form you use in your project.
migration - open questions
Are the phpBB times in phpbb_posts in UTC oder in local time from user?
troubleshooting
HTMLParseError while post migration
Maybe you used a older Python Version than 2.7.3 In older versions the HTMLParser is not so robust as in 2.7.3 Maybe default Python interpreter is 2.6, but 2.7 is installed to, than try:
# Display the exsiting Python version: ~$ python --version # Default python Python 2.6.6 ~$ python2.7 --version # Try if 2.7 is available Python 2.7.3 # Create env with 2.7: ~$ virtualenv -p python2.7 DjangoBB_env
Work-a-round if you can’t create a virtualenv with a newer Python interpreter: set: settings.DJANGOBB_SMILES_SUPPORT = False More Information here: https://github.com/jedie/django-phpBB3/issues/14
UnicodeEncodeError in the terminal while running migration
Solution: You must set either your locale, or the PYTHONIOENCODING environment variable, according to your terminal’s encoding — in most cases, utf-8. More info can be found in the comment of issues 9
How to debug migration
We use python built-in pdb module for debug a migration traceback. pudb is used, if installed. To install it, run e.g.:
~$ cd DjangoBB_env/ ~/DjangoBB_env$ source bin/activate (DjangoBB_env)~/DjangoBB_env$ pip install pudb
phpBB3 links
Here some links for phpBB documentations:
The SQL schema files from phpBB can be found here:
history
v0.2.1 - 21.09.2012
Add “is_staff” flag to all “global moderators”
Set “is_active” flag depent on “user_inactive_time”
Add --only_users for only migrate/update users.
Use for getting the pseudo “Anonymous” user account
v0.2.0 - 21.09.2012
Speedup migration by disable haystack search index creation.
Bugfix: Handle not existing phpBB users -> Map to Anonymous user.
Add support for pudb debugger (optional) and fallback to pdb
Bugfix in migration: clean user signature, too.
Don’t check PHPBB_ATTACHMENT_PATH if no attachments exists in phpBB3 forum.
Speedup user migration by stats only output
Add --flush_djangobb and --max_entries in migration command for testing.
v0.1.6 - 29.08.2012
Add more information in README
Fix unicode errors
v0.1.5 - 31.07.2012
v0.1.4 - 30.07.2012
v0.1.3 - 27.07.2012
catch error if a post can’t be migrated and continue migration
remove django_authopenid and django_messages from phpbb2djangobb project settings
nicer output while migrating with eta time
v0.1.2 - 27.07.2012
remove date from version string
add this histroy list ;)
v0.1.0 - 24.07.2012
migrate post subscriptions, too.
23.07.2012
migrate phpBB3 file attachments, too.
bugfixes in bbcode cleanup
handle html entities in cleanup
20.07.2012
bbcode cleanup contributed by nitely
19.07.2012
start with phpBB3 migration command
16.07.2012
project starts by Jens Diemer
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