kallithea Changeset - 397fe11d089e

Changeset - 397fe11d089e

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Mads Kiilerich - 6 years ago 2019-10-20 22:19:00
mads@kiilerich.com

Grafted from: d14b00394cf8

helpers: refactor user_or_none to keep things simple and make sure we only cache simple values - no SA objects

This could potentially improve "unbounded memory usage" ... or least clarify
which objects are kept alive.

1 file changed with 15 insertions and 15 deletions:

kallithea/lib/helpers.py

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kallithea/lib/helpers.py

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@@ @@ -538,30 +538,33 @@ def is_hg(repository): @@
         _type = repository.repo_type
     else:
         _type = repository
     return _type == 'hg'
 @cache_region('long_term', 'user_or_none')
 def user_or_none(author):
     """Try to match email part of VCS committer string with a local user - or return None"""
     from kallithea.model.db import User
 @cache_region('long_term', 'user_attr_or_none')
 def user_attr_or_none(author, show_attr):
     """Try to match email part of VCS committer string with a local user and return show_attr
     - or return None if user not found"""
     email = author_email(author)
     if email:
         return User.get_by_email(email, cache=True) # cache will only use sql_cache_short
         from kallithea.model.db import User
         user = User.get_by_email(email, cache=True) # cache will only use sql_cache_short
         if user is not None:
             return getattr(user, show_attr)
     return None
 def email_or_none(author):
     """Try to match email part of VCS committer string with a local user.
     Return primary email of user, email part of the specified author name, or None."""
     if not author:
         return None
     user = user_or_none(author)
     if user is not None:
         return user.email # always use main email address - not necessarily the one used to find user
     email = user_attr_or_none(author, 'email')
     if email is not None:
         return email # always use user's main email address - not necessarily the one used to find user
     # extract email from the commit string
     email = author_email(author)
     if email:
         return email
@@ @@ -570,22 +573,19 @@ def email_or_none(author): @@
 def person(author, show_attr="username"):
     """Find the user identified by 'author', return one of the users attributes,
     default to the username attribute, None if there is no user"""
     from kallithea.model.db import User
     # attr to return from fetched user
     person_getter = lambda usr: getattr(usr, show_attr)
     # if author is already an instance use it for extraction
     if isinstance(author, User):
-        return person_getter(author)
+        return getattr(author, show_attr)
     user = user_or_none(author)
     if user is not None:
         return person_getter(user)
     value = user_attr_or_none(author, show_attr)
     if value is not None:
         return value
     # Still nothing?  Just pass back the author name if any, else the email
     return author_name(author) or email(author)
 def person_by_id(id_, show_attr="username"):

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