Add Flask migrations

app/models.py

@@ -17,6 +17,7 @@
 
 from flask import Flask, url_for
 from flask_sqlalchemy import SQLAlchemy
+from flask_migrate import Migrate
 from app import app
 from datetime import datetime
 from sqlalchemy.orm import validates
@@ -25,6 +26,7 @@ import enum
 
 # Initialise database
 db = SQLAlchemy(app)
+migrate = Migrate(app, db)
 
 
 class UserRank(enum.Enum):

migrations/README

@@ -0,0 +1 @@
+Generic single-database configuration.

migrations/alembic.ini

@@ -0,0 +1,45 @@
+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

migrations/env.py

@@ -0,0 +1,87 @@
+from __future__ import with_statement
+from alembic import context
+from sqlalchemy import engine_from_config, pool
+from logging.config import fileConfig
+import logging
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+logger = logging.getLogger('alembic.env')
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+from flask import current_app
+config.set_main_option('sqlalchemy.url',
+                       current_app.config.get('SQLALCHEMY_DATABASE_URI'))
+target_metadata = current_app.extensions['migrate'].db.metadata
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(url=url)
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    # this callback is used to prevent an auto-migration from being generated
+    # when there are no changes to the schema
+    # reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
+    def process_revision_directives(context, revision, directives):
+        if getattr(config.cmd_opts, 'autogenerate', False):
+            script = directives[0]
+            if script.upgrade_ops.is_empty():
+                directives[:] = []
+                logger.info('No changes in schema detected.')
+
+    engine = engine_from_config(config.get_section(config.config_ini_section),
+                                prefix='sqlalchemy.',
+                                poolclass=pool.NullPool)
+
+    connection = engine.connect()
+    context.configure(connection=connection,
+                      target_metadata=target_metadata,
+                      process_revision_directives=process_revision_directives,
+                      **current_app.extensions['migrate'].configure_args)
+
+    try:
+        with context.begin_transaction():
+            context.run_migrations()
+    finally:
+        connection.close()
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()

migrations/script.py.mako

@@ -0,0 +1,24 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+branch_labels = ${repr(branch_labels)}
+depends_on = ${repr(depends_on)}
+
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}

migrations/versions/83622276d439_.py

@@ -0,0 +1,168 @@
+"""empty message
+
+Revision ID: 83622276d439
+Revises:
+Create Date: 2018-05-23 17:58:47.616987
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '83622276d439'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('license',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=50), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('name')
+    )
+    op.create_table('tag',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=100), nullable=False),
+    sa.Column('title', sa.String(length=100), nullable=False),
+    sa.Column('backgroundColor', sa.String(length=6), nullable=False),
+    sa.Column('textColor', sa.String(length=6), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('name')
+    )
+    op.create_table('user',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('username', sa.String(length=50), nullable=False),
+    sa.Column('password', sa.String(length=255), server_default='', nullable=False),
+    sa.Column('reset_password_token', sa.String(length=100), server_default='', nullable=False),
+    sa.Column('rank', sa.Enum('NOT_JOINED', 'NEW_MEMBER', 'MEMBER', 'EDITOR', 'MODERATOR', 'ADMIN', name='userrank'), nullable=True),
+    sa.Column('github_username', sa.String(length=50), nullable=True),
+    sa.Column('forums_username', sa.String(length=50), nullable=True),
+    sa.Column('email', sa.String(length=255), nullable=True),
+    sa.Column('confirmed_at', sa.DateTime(), nullable=True),
+    sa.Column('is_active', sa.Boolean(), server_default='0', nullable=False),
+    sa.Column('display_name', sa.String(length=100), server_default='', nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('email'),
+    sa.UniqueConstraint('forums_username'),
+    sa.UniqueConstraint('github_username'),
+    sa.UniqueConstraint('username')
+    )
+    op.create_table('notification',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('user_id', sa.Integer(), nullable=True),
+    sa.Column('causer_id', sa.Integer(), nullable=True),
+    sa.Column('title', sa.String(length=100), nullable=False),
+    sa.Column('url', sa.String(length=200), nullable=True),
+    sa.ForeignKeyConstraint(['causer_id'], ['user.id'], ),
+    sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('package',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('author_id', sa.Integer(), nullable=True),
+    sa.Column('name', sa.String(length=100), nullable=False),
+    sa.Column('title', sa.String(length=100), nullable=False),
+    sa.Column('shortDesc', sa.String(length=200), nullable=False),
+    sa.Column('desc', sa.Text(), nullable=True),
+    sa.Column('type', sa.Enum('MOD', 'GAME', 'TXP', name='packagetype'), nullable=True),
+    sa.Column('license_id', sa.Integer(), nullable=True),
+    sa.Column('approved', sa.Boolean(), nullable=False),
+    sa.Column('repo', sa.String(length=200), nullable=True),
+    sa.Column('website', sa.String(length=200), nullable=True),
+    sa.Column('issueTracker', sa.String(length=200), nullable=True),
+    sa.Column('forums', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['author_id'], ['user.id'], ),
+    sa.ForeignKeyConstraint(['license_id'], ['license.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('user_email_verification',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('user_id', sa.Integer(), nullable=True),
+    sa.Column('email', sa.String(length=100), nullable=True),
+    sa.Column('token', sa.String(length=32), nullable=True),
+    sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('edit_request',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('package_id', sa.Integer(), nullable=True),
+    sa.Column('author_id', sa.Integer(), nullable=True),
+    sa.Column('title', sa.String(length=100), nullable=False),
+    sa.Column('desc', sa.String(length=1000), nullable=True),
+    sa.Column('status', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['author_id'], ['user.id'], ),
+    sa.ForeignKeyConstraint(['package_id'], ['package.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('harddeps',
+    sa.Column('package_id', sa.Integer(), nullable=False),
+    sa.Column('dependency_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['dependency_id'], ['package.id'], ),
+    sa.ForeignKeyConstraint(['package_id'], ['package.id'], ),
+    sa.PrimaryKeyConstraint('package_id', 'dependency_id')
+    )
+    op.create_table('package_release',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('package_id', sa.Integer(), nullable=True),
+    sa.Column('title', sa.String(length=100), nullable=False),
+    sa.Column('releaseDate', sa.DateTime(), nullable=False),
+    sa.Column('url', sa.String(length=100), nullable=False),
+    sa.Column('approved', sa.Boolean(), nullable=False),
+    sa.Column('task_id', sa.String(length=32), nullable=True),
+    sa.ForeignKeyConstraint(['package_id'], ['package.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('package_screenshot',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('package_id', sa.Integer(), nullable=True),
+    sa.Column('title', sa.String(length=100), nullable=False),
+    sa.Column('url', sa.String(length=100), nullable=False),
+    sa.ForeignKeyConstraint(['package_id'], ['package.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('softdeps',
+    sa.Column('package_id', sa.Integer(), nullable=False),
+    sa.Column('dependency_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['dependency_id'], ['package.id'], ),
+    sa.ForeignKeyConstraint(['package_id'], ['package.id'], ),
+    sa.PrimaryKeyConstraint('package_id', 'dependency_id')
+    )
+    op.create_table('tags',
+    sa.Column('tag_id', sa.Integer(), nullable=False),
+    sa.Column('package_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['package_id'], ['package.id'], ),
+    sa.ForeignKeyConstraint(['tag_id'], ['tag.id'], ),
+    sa.PrimaryKeyConstraint('tag_id', 'package_id')
+    )
+    op.create_table('edit_request_change',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('request_id', sa.Integer(), nullable=True),
+    sa.Column('key', sa.Enum('name', 'title', 'shortDesc', 'desc', 'type', 'license', 'tags', 'repo', 'website', 'issueTracker', 'forums', name='packagepropertykey'), nullable=False),
+    sa.Column('oldValue', sa.Text(), nullable=True),
+    sa.Column('newValue', sa.Text(), nullable=True),
+    sa.ForeignKeyConstraint(['request_id'], ['edit_request.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('edit_request_change')
+    op.drop_table('tags')
+    op.drop_table('softdeps')
+    op.drop_table('package_screenshot')
+    op.drop_table('package_release')
+    op.drop_table('harddeps')
+    op.drop_table('edit_request')
+    op.drop_table('user_email_verification')
+    op.drop_table('package')
+    op.drop_table('notification')
+    op.drop_table('user')
+    op.drop_table('tag')
+    op.drop_table('license')
+    # ### end Alembic commands ###

requirements.txt

@@ -11,3 +11,4 @@ redis==2.10.6
 beautifulsoup4==4.6.0
 lxml==4.2.1
 Flask-FlatPages==0.6
+Flask-Migrate==2.1.1