reviewers: add pull request reviewers reason column to table

to allow showing the reason a user is a reviewer on a pull request

rhodecode/__init__.py

@@ -51,7 +51,7 @@ PYRAMID_SETTINGS = {}
 EXTENSIONS = {}
 
 __version__ = ('.'.join((str(each) for each in VERSION[:3])))
-__dbversion__ = 59  # defines current db version for migrations
+__dbversion__ = 60  # defines current db version for migrations
 __platform__ = platform.system()
 __license__ = 'AGPLv3, and Commercial License'
 __author__ = 'RhodeCode GmbH'

rhodecode/lib/dbmigrate/versions/060_version_4_5_0.py

@@ -0,0 +1,34 @@
+import logging
+import datetime
+
+from sqlalchemy import *
+from sqlalchemy.exc import DatabaseError
+from sqlalchemy.orm import relation, backref, class_mapper, joinedload
+from sqlalchemy.orm.session import Session
+from sqlalchemy.ext.declarative import declarative_base
+
+from rhodecode.lib.dbmigrate.migrate import *
+from rhodecode.lib.dbmigrate.migrate.changeset import *
+from rhodecode.lib.utils2 import str2bool
+
+from rhodecode.model.meta import Base
+from rhodecode.model import meta
+from rhodecode.lib.dbmigrate.versions import _reset_base, notify
+
+log = logging.getLogger(__name__)
+
+
+def upgrade(migrate_engine):
+    """
+    Upgrade operations go here.
+    Don't create your own engine; bind migrate_engine to your metadata
+    """
+    _reset_base(migrate_engine)
+    from rhodecode.lib.dbmigrate.schema import db_4_5_0_0
+
+    db_4_5_0_0.PullRequestReviewers.reason.create(
+        table=db_4_5_0_0.PullRequestReviewers.__table__)
+
+def downgrade(migrate_engine):
+    meta = MetaData()
+    meta.bind = migrate_engine

rhodecode/model/db.py

@@ -3215,6 +3215,8 @@ class PullRequestReviewers(Base, BaseModel):
         ForeignKey('pull_requests.pull_request_id'), nullable=False)
     user_id = Column(
         "user_id", Integer(), ForeignKey('users.user_id'), nullable=True)
+    reason = Column('reason',
+        UnicodeText().with_variant(UnicodeText(255), 'mysql'), nullable=True)
 
     user = relationship('User')
     pull_request = relationship('PullRequest')