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authorAlexander Sulfrian <alex@spline.inf.fu-berlin.de>2016-01-10 05:08:36 +0100
committerAlexander Sulfrian <alex@spline.inf.fu-berlin.de>2016-01-10 05:08:36 +0100
commit1ec270de4390f215f874e8fad23736ce978c1bbd (patch)
treef56ebd30ec7648f785b558e499148d424bc55147 /utils/request.py
parent915c05c05a5b510d53042944582dc62c7d3f28d1 (diff)
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Use sqlalchemy, flask-migrate, flask-login and flask-script
No peewee anymore. All dependencies are available as debian packages now.
Diffstat (limited to 'utils/request.py')
-rw-r--r--utils/request.py25
1 files changed, 25 insertions, 0 deletions
diff --git a/utils/request.py b/utils/request.py
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+++ b/utils/request.py
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+from flask import g, request
+
+from app import app
+
+
+def after_this_request(f):
+ """
+ Decorator to execute methods after the request is handled, to
+ modify the response before sending back to the client. This could
+ be used to set cookies.
+ """
+
+ if not hasattr(g, 'after_request_callbacks'):
+ g.after_request_callbacks = []
+
+ g.after_request_callbacks.append(f)
+ return f
+
+
+@app.after_request
+def call_after_request_callbacks(response):
+ for callback in getattr(g, 'after_request_callbacks', ()):
+ callback(response)
+
+ return response