def _handle_image_delete(mapper, conn, target):
"""
在删除了图片实体时，同时从本地硬盘和云端存储删除相关联的图片文件
:param mapper:
:param conn:
:param target: 待删除的Image对象
:return:
"""
try:
if target.path:
os.remove(op.join(base_path, target.path))
except:
pass
# 如果public_id不为空，说明是云端存储的，使用public_id删除
# 如果public_id为空，说明是本地存储的，则使用image.py中定义的after_delete的监听器删除
if target.public_id is not None:
AppInfo.get_image_store_service().remove(target.public_id)
app.jinja_env.filters['datedelta'] = jinja2_filter_date_with_delta app.jinja_env.filters['heatmap'] = jinja2_filter_photo_collection_heat_map app.jinja_env.filters['averagerating'] = jinja2_filter_get_average_rating app.jinja_env.filters['numberoforder'] = jinja2_filter_get_number_of_order from flask_babelex import Babel babel = Babel(default_locale='zh_Hans_CN') babel.init_app(app) from flask.ext.sqlalchemy import SQLAlchemy db = SQLAlchemy(app) from app.app_provider import AppInfo AppInfo.set_app(app) AppInfo.set_db(db) # 初始化云端的图片存储服务 image_store = ImageStore(app) # 初始化Gallery存储的服务，用于存储所有的用户上传的头像 AppInfo.set_galleries_store_service(image_store) # 初始化Image存储的服务，用于存储所有摄影师上传的作品图像 AppInfo.set_image_store_service(image_store) # 初始化调试工具栏(Flask-DebugToolbar) toolbar = DebugToolbarExtension(app) # 初始化所有的routers定义 from app.routers import *
# coding=utf-8
from app.app_provider import AppInfo
from user import User
from sqlalchemy import Column, Integer, Text, DateTime
from sqlalchemy.orm import backref
db = AppInfo.get_db()
class Comment(db.Model):
"""
评论，该评论可能是针对一个订单，或者一个作品
如果针对一个订单，通过对象OrderComment进行关联
如果针对一幅作品，通过对象PhotoWorkComment进行关联
"""
__tablename__ = 'comment'
id = Column(Integer, primary_key=True)
# 评论内容
content = Column(Text, nullable=False)
# 评论创建时间
date = Column(DateTime, nullable=False)
# 评论所属的用户
user_id = db.Column(db.Integer, db.ForeignKey(User.id))
user = db.relation(User, backref=backref('comments_created', uselist=True))
from flask import Flask
from flask.ext.migrate import Migrate, MigrateCommand
from flask.ext.script import Manager
from flask.ext.security import SQLAlchemyUserDatastore, Security
app = Flask(__name__, template_folder='app/templates', static_folder='app/static')
import app.config as config
app.config.from_object(config)
from flask.ext.sqlalchemy import SQLAlchemy
db = SQLAlchemy(app)
from app.app_provider import AppInfo
AppInfo.set_app(app)
AppInfo.set_db(db)
# Setup Flask-Security
from app.models.user import User, Role
# Set up flask security messages.
for key, value in config.security_messages.items():
app.config['SECURITY_MSG_' + key] = value
user_datastore = SQLAlchemyUserDatastore(db, User, Role)
security = Security(app, user_datastore)
if __name__ == "__main__":
# app.run(host='0.0.0.0', port=80, debug=True)
migrate = Migrate(app, db)
manager = Manager(app)
def type_filter(type_code):
return AppInfo.get_db().session.query(EnumValues).\
join(EnumValues.type, aliased=True).\
filter_by(code=type_code)