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Create InterfaceHistory
This commit is contained in:
Gabriel Detraz
parent
17ee6a6caa
commit
9a358dae42
1 changed files with 123 additions and 41 deletions
164
logs/models.py
164
logs/models.py
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@ -212,7 +212,77 @@ class MachineHistorySearch:
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return self.events
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class UserHistoryEvent:
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class HistoryEvent:
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def __init__(self, version, previous_version=None, edited_fields=None):
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"""
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:param version: Version, the version of the object for this event
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:param previous_version: Version, the version of the object before this event
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:param edited_fields: list, The list of modified fields by this event
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"""
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self.version = version
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self.previous_version = previous_version
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self.edited_fields = edited_fields
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self.date = version.revision.date_created
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self.performed_by = version.revision.user
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self.comment = version.revision.get_comment() or None
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def __repr(self, name, value):
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"""
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Returns the best representation of the given field
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:param name: the name of the field
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:param value: the value of the field
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:return: object
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"""
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if value is None:
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return _("None")
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return value
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def edits(self, hide=[]):
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"""
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Build a list of the changes performed during this event
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:param hide: list, the list of fields for which not to show details
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:return: str
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"""
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edits = []
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for field in self.edited_fields:
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if field in hide:
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# Don't show sensitive information
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edits.append((field, None, None))
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else:
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edits.append((
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field,
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self.__repr(field, self.previous_version.field_dict[field]),
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self.__repr(field, self.version.field_dict[field])
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))
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return edits
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class History:
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def __init__(self):
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self.events = []
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self.__last_version = None
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def __compute_diff(self, v1, v2, ignoring=[]):
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"""
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Find the edited field between two versions
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:param v1: Version
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:param v2: Version
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:param ignoring: List, a list of fields to ignore
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:return: List of field names
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"""
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fields = []
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for key in v1.field_dict.keys():
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if key not in ignoring and v1.field_dict[key] != v2.field_dict[key]:
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fields.append(key)
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return fields
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class UserHistoryEvent(HistoryEvent):
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def __init__(self, user, version, previous_version=None, edited_fields=None):
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"""
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:param user: User, The user who's history is being built
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@ -220,13 +290,8 @@ class UserHistoryEvent:
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:param previous_version: Version, the version of the user before this event
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:param edited_fields: list, The list of modified fields by this event
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"""
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super(UserHistoryEvent, self).init(version, previous_version, edited_fields)
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self.user = user
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self.version = version
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self.previous_version = previous_version
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self.edited_fields = edited_fields
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self.date = version.revision.date_created
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self.performed_by = version.revision.user
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self.comment = version.revision.get_comment() or None
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def __repr(self, name, value):
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"""
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@ -296,20 +361,7 @@ class UserHistoryEvent:
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:param hide: list, the list of fields for which not to show details
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:return: str
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"""
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edits = []
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for field in self.edited_fields:
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if field in hide:
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# Don't show sensitive information
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edits.append((field, None, None))
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else:
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edits.append((
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field,
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self.__repr(field, self.previous_version.field_dict[field]),
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self.__repr(field, self.version.field_dict[field])
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))
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return edits
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return super(UserHistoryEvent, self).edits(hide)
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def __eq__(self, other):
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return (
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@ -332,10 +384,9 @@ class UserHistoryEvent:
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)
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class UserHistory:
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class UserHistory(History):
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def __init__(self):
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self.events = []
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self.__last_version = None
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super(UserHistory, self).init()
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def get(self, user):
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"""
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@ -378,22 +429,6 @@ class UserHistory:
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reverse=True
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)
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def __compute_diff(self, v1, v2, ignoring=["last_login", "pwd_ntlm", "email_change_date"]):
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"""
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Find the edited field between two versions
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:param v1: Version
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:param v2: Version
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:param ignoring: List, a list of fields to ignore
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:return: List of field names
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"""
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fields = []
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for key in v1.field_dict.keys():
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if key not in ignoring and v1.field_dict[key] != v2.field_dict[key]:
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fields.append(key)
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return fields
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def __add_revision(self, user, version):
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"""
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Add a new revision to the chronological order
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@ -402,7 +437,11 @@ class UserHistory:
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"""
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diff = None
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if self.__last_version is not None:
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diff = self.__compute_diff(version, self.__last_version)
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diff = self.__compute_diff(
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version,
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self.__last_version,
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ignoring=["last_login", "pwd_ntlm", "email_change_date"]
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)
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# Ignore "empty" events like login
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if not diff:
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@ -412,3 +451,46 @@ class UserHistory:
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evt = UserHistoryEvent(user, version, self.__last_version, diff)
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self.events.append(evt)
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self.__last_version = version
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class InterfaceHistoryEvent(HistoryEvent):
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pass
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class InterfaceHistory:
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def get(self, interface_id):
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"""
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:param interface_id: Interface, the interface to lookup
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:return: list or None, a list of InterfaceHistoryEvent, in reverse chronological order
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"""
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self.events = []
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# Get all the versions for this interface, with the oldest first
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self.__last_version = None
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user_versions = filter(
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lambda x: x.field_dict["id"] == interface_id,
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Version.objects.get_for_model(Interface).order_by("revision__date_created")
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)
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for version in user_versions:
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self.__add_revision(version)
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return self.events[::-1]
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def __add_revision(self, version):
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"""
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Add a new revision to the chronological order
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:param version: Version, The version of the interface for this event
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"""
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diff = None
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if self.__last_version is not None:
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diff = self.__compute_diff(version, self.__last_version)
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# Ignore "empty" events
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if not diff:
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self.__last_version = version
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return
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evt = InterfaceHistoryEvent(version, self.__last_version, diff)
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self.events.append(evt)
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self.__last_version = version
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