init

web/core/factory.py

@@ -0,0 +1,71 @@
+from datetime import datetime, date
+from json import JSONEncoder
+
+from flask import Flask
+
+""" 程序入口"""
+
+
+class Singleton(type):
+    _instances = {}
+
+    def __call__(cls, *args, **kwargs):
+        if cls not in cls._instances:
+            cls._instances[cls] = super(Singleton, cls).__call__(*args, **kwargs)
+        return cls._instances[cls]
+
+
+class App(Flask):
+    __metaclass__ = Singleton
+
+    def __init__(self, import_name=__name__, **kwargs):
+        super().__init__(import_name, **kwargs)
+        self.bootstrap()
+
+    def bootstrap(self):
+        pass
+
+
+class CustomJSONEncoder(JSONEncoder):
+    def default(self, obj):
+        if isinstance(obj, datetime):
+            return obj.strftime('%Y-%m-%d %H:%M:%S')
+        elif isinstance(obj, date):
+            return obj.strftime('%Y-%m-%d')
+        else:
+            return JSONEncoder.default(self, obj)
+
+
+class ApiApp(App):
+    def bootstrap(self):
+        with self.app_context():
+            import config
+            import api
+            from core.extensions import db, siwa
+            self.config.from_object(config)
+            # if config.SENTRY_DSN:
+            #     sentry.init_app(self)
+
+            # if config.CELERY_BROKER_URL:
+            #     celery.init_app(self)
+
+            db.init_app(self)
+
+            siwa.init_app(self)
+
+            api.init_logger(self)
+            api.init_app(self)
+
+            self.json_encoder = CustomJSONEncoder
+
+
+class ClientApp(App):
+    def bootstrap(self):
+        super().bootstrap()
+        with self.app_context():
+            import config
+            from core.extensions import db
+
+            self.config.from_object(config)
+
+            db.init_app(self)