AbstractAction.action_object_url() - Code Metrics - Inspection of "[WIP] Add abstract models" - justquick/django-activity-stream - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#390)

unknown

created 2018-05-04 01:41 UTC

AbstractAction.action_object_url() A

↳ Parent: AbstractAction

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
c	0
b	0
f	0
dl	0
loc	6
rs	9.4285
cc	1

from __future__ import unicode_literals

from django.conf import settings
from django.contrib.contenttypes.fields import GenericForeignKey
from django.contrib.contenttypes.models import ContentType
from django.db import models
from django.urls import reverse
from django.utils.encoding import python_2_unicode_compatible
from django.utils.timesince import timesince as djtimesince
from django.utils.timezone import now
from django.utils.translation import ugettext as _

from actstream import get_action_model, get_follow_model
from actstream import settings as actstream_settings
from actstream.managers import FollowManager


@python_2_unicode_compatible
class AbstractFollow(models.Model):
    """
    Lets a user follow the activities of any specific actor
    """
    user = models.ForeignKey(
        settings.AUTH_USER_MODEL, on_delete=models.CASCADE, db_index=True
    )

    content_type = models.ForeignKey(
        ContentType, on_delete=models.CASCADE, db_index=True
    )
    object_id = models.CharField(max_length=255, db_index=True)
    follow_object = GenericForeignKey()
    actor_only = models.BooleanField(
        "Only follow actions where the object is the target.",
        default=True
    )
    flag = models.CharField(max_length=255, blank=True, db_index=True, default='')
    started = models.DateTimeField(default=now, db_index=True)
    objects = FollowManager()

    class Meta:
        abstract = True
        unique_together = ('user', 'content_type', 'object_id', 'flag')

    def __str__(self):
        return '%s -> %s : %s' % (self.user, self.follow_object, self.flag)


@python_2_unicode_compatible
class AbstractAction(models.Model):
    """
    Action model describing the actor acting out a verb (on an optional
    target).
    Nomenclature based on http://activitystrea.ms/specs/atom/1.0/

    Generalized Format::

        <actor> <verb> <time>
        <actor> <verb> <target> <time>
        <actor> <verb> <action_object> <target> <time>

    Examples::

        <justquick> <reached level 60> <1 minute ago>
        <brosner> <commented on> <pinax/pinax> <2 hours ago>
        <washingtontimes> <started follow> <justquick> <8 minutes ago>
        <mitsuhiko> <closed> <issue 70> on <mitsuhiko/flask> <about 2 hours ago>

    Unicode Representation::

        justquick reached level 60 1 minute ago
        mitsuhiko closed issue 70 on mitsuhiko/flask 3 hours ago

    HTML Representation::

        <a href="http://oebfare.com/">brosner</a> commented on <a href="http://github.com/pinax/pinax">pinax/pinax</a> 2 hours ago

    """
    actor_content_type = models.ForeignKey(
        ContentType, related_name='actor',
        on_delete=models.CASCADE, db_index=True
    )
    actor_object_id = models.CharField(max_length=255, db_index=True)
    actor = GenericForeignKey('actor_content_type', 'actor_object_id')

    verb = models.CharField(max_length=255, db_index=True)
    description = models.TextField(blank=True, null=True)

    target_content_type = models.ForeignKey(
        ContentType, blank=True, null=True,
        related_name='target',
        on_delete=models.CASCADE, db_index=True
    )
    target_object_id = models.CharField(
        max_length=255, blank=True, null=True, db_index=True
    )
    target = GenericForeignKey(
        'target_content_type',
        'target_object_id'
    )

    action_object_content_type = models.ForeignKey(
        ContentType, blank=True, null=True,
        related_name='action_object',
        on_delete=models.CASCADE, db_index=True
    )
    action_object_object_id = models.CharField(
        max_length=255, blank=True, null=True, db_index=True
    )
    action_object = GenericForeignKey(
        'action_object_content_type',
        'action_object_object_id'
    )

    timestamp = models.DateTimeField(default=now, db_index=True)

    public = models.BooleanField(default=True, db_index=True)

    objects = actstream_settings.get_action_manager()

    class Meta:
        abstract = True
        ordering = ('-timestamp',)

    def __str__(self):
        ctx = {
            'actor': self.actor,
            'verb': self.verb,
            'action_object': self.action_object,
            'target': self.target,
            'timesince': self.timesince()
        }
        if self.target:
            if self.action_object:
                return _('%(actor)s %(verb)s %(action_object)s on %(target)s %(timesince)s ago') % ctx
            return _('%(actor)s %(verb)s %(target)s %(timesince)s ago') % ctx
        if self.action_object:
            return _('%(actor)s %(verb)s %(action_object)s %(timesince)s ago') % ctx
        return _('%(actor)s %(verb)s %(timesince)s ago') % ctx

    def actor_url(self):
        """
        Return the URL to the ``actstream_actor`` view for the current actor.
        """
        return reverse('actstream_actor', None,
                       (self.actor_content_type.pk, self.actor_object_id))

    def target_url(self):
        """
        Return the URL to the ``actstream_actor`` view for the current target.
        """
        return reverse('actstream_actor', None,
                       (self.target_content_type.pk, self.target_object_id))

    def action_object_url(self):
        """
        Return the URL to the ``actstream_action_object`` view for the current action object.
        """
        return reverse('actstream_actor', None, (
            self.action_object_content_type.pk, self.action_object_object_id))

    def timesince(self, now=None):
        """
        Shortcut for the ``django.utils.timesince.timesince`` function of the current timestamp.
        """
        return djtimesince(self.timestamp, now).encode('utf8').replace(b'\xc2\xa0', b' ').decode('utf8')

    def get_absolute_url(self):
        return reverse(
            'actstream.views.detail', [self.pk])


class Follow(AbstractFollow):
    class Meta(AbstractFollow.Meta):
        swappable = 'ACTSTREAM_FOLLOW_MODEL'


class Action(AbstractAction):
    class Meta(AbstractAction.Meta):
        swappable = 'ACTSTREAM_ACTION_MODEL'


# convenient accessors
actor_stream = get_action_model().objects.actor
action_object_stream = get_action_model().objects.action_object
target_stream = get_action_model().objects.target
user_stream = get_action_model().objects.user
model_stream = get_action_model().objects.model_actions
any_stream = get_action_model().objects.any
followers = get_follow_model().objects.followers
following = get_follow_model().objects.following


1			from __future__ import unicode_literals
2
3			from django.conf import settings
4			from django.contrib.contenttypes.fields import GenericForeignKey
5			from django.contrib.contenttypes.models import ContentType
6			from django.db import models
7			from django.urls import reverse
8			from django.utils.encoding import python_2_unicode_compatible
9			from django.utils.timesince import timesince as djtimesince
10			from django.utils.timezone import now
11			from django.utils.translation import ugettext as _
12
13			from actstream import get_action_model, get_follow_model
14			from actstream import settings as actstream_settings
15			from actstream.managers import FollowManager
16
17
18			@python_2_unicode_compatible
19			class AbstractFollow(models.Model):
20			"""
21			Lets a user follow the activities of any specific actor
22			"""
23			user = models.ForeignKey(
24			settings.AUTH_USER_MODEL, on_delete=models.CASCADE, db_index=True
25			)
26
27			content_type = models.ForeignKey(
28			ContentType, on_delete=models.CASCADE, db_index=True
29			)
30			object_id = models.CharField(max_length=255, db_index=True)
31			follow_object = GenericForeignKey()
32			actor_only = models.BooleanField(
33			"Only follow actions where the object is the target.",
34			default=True
35			)
36			flag = models.CharField(max_length=255, blank=True, db_index=True, default='')
37			started = models.DateTimeField(default=now, db_index=True)
38			objects = FollowManager()
39
40			class Meta:
41			abstract = True
42			unique_together = ('user', 'content_type', 'object_id', 'flag')
43
44			def __str__(self):
45			return '%s -> %s : %s' % (self.user, self.follow_object, self.flag)
46
47
48			@python_2_unicode_compatible
49			class AbstractAction(models.Model):
50			"""
51			Action model describing the actor acting out a verb (on an optional
52			target).
53			Nomenclature based on http://activitystrea.ms/specs/atom/1.0/
54
55			Generalized Format::
56
57			<actor> <verb> <time>
58			<actor> <verb> <target> <time>
59			<actor> <verb> <action_object> <target> <time>
60
61			Examples::
62
63			<justquick> <reached level 60> <1 minute ago>
64			<brosner> <commented on> <pinax/pinax> <2 hours ago>
65			<washingtontimes> <started follow> <justquick> <8 minutes ago>
66			<mitsuhiko> <closed> <issue 70> on <mitsuhiko/flask> <about 2 hours ago>
67
68			Unicode Representation::
69
70			justquick reached level 60 1 minute ago
71			mitsuhiko closed issue 70 on mitsuhiko/flask 3 hours ago
72
73			HTML Representation::
74
75			<a href="http://oebfare.com/">brosner</a> commented on <a href="http://github.com/pinax/pinax">pinax/pinax</a> 2 hours ago
76
77			"""
78			actor_content_type = models.ForeignKey(
79			ContentType, related_name='actor',
80			on_delete=models.CASCADE, db_index=True
81			)
82			actor_object_id = models.CharField(max_length=255, db_index=True)
83			actor = GenericForeignKey('actor_content_type', 'actor_object_id')
84
85			verb = models.CharField(max_length=255, db_index=True)
86			description = models.TextField(blank=True, null=True)
87
88			target_content_type = models.ForeignKey(
89			ContentType, blank=True, null=True,
90			related_name='target',
91			on_delete=models.CASCADE, db_index=True
92			)
93			target_object_id = models.CharField(
94			max_length=255, blank=True, null=True, db_index=True
95			)
96			target = GenericForeignKey(
97			'target_content_type',
98			'target_object_id'
99			)
100
101			action_object_content_type = models.ForeignKey(
102			ContentType, blank=True, null=True,
103			related_name='action_object',
104			on_delete=models.CASCADE, db_index=True
105			)
106			action_object_object_id = models.CharField(
107			max_length=255, blank=True, null=True, db_index=True
108			)
109			action_object = GenericForeignKey(
110			'action_object_content_type',
111			'action_object_object_id'
112			)
113
114			timestamp = models.DateTimeField(default=now, db_index=True)
115
116			public = models.BooleanField(default=True, db_index=True)
117
118			objects = actstream_settings.get_action_manager()
119
120			class Meta:
121			abstract = True
122			ordering = ('-timestamp',)
123
124			def __str__(self):
125			ctx = {
126			'actor': self.actor,
127			'verb': self.verb,
128			'action_object': self.action_object,
129			'target': self.target,
130			'timesince': self.timesince()
131			}
132			if self.target:
133			if self.action_object:
134			return _('%(actor)s %(verb)s %(action_object)s on %(target)s %(timesince)s ago') % ctx
135			return _('%(actor)s %(verb)s %(target)s %(timesince)s ago') % ctx
136			if self.action_object:
137			return _('%(actor)s %(verb)s %(action_object)s %(timesince)s ago') % ctx
138			return _('%(actor)s %(verb)s %(timesince)s ago') % ctx
139
140			def actor_url(self):
141			"""
142			Return the URL to the ``actstream_actor`` view for the current actor.
143			"""
144			return reverse('actstream_actor', None,
145			(self.actor_content_type.pk, self.actor_object_id))
146
147			def target_url(self):
148			"""
149			Return the URL to the ``actstream_actor`` view for the current target.
150			"""
151			return reverse('actstream_actor', None,
152			(self.target_content_type.pk, self.target_object_id))
153
154			def action_object_url(self):
155			"""
156			Return the URL to the ``actstream_action_object`` view for the current action object.
157			"""
158			return reverse('actstream_actor', None, (
159			self.action_object_content_type.pk, self.action_object_object_id))
160
161			def timesince(self, now=None):
162			"""
163			Shortcut for the ``django.utils.timesince.timesince`` function of the current timestamp.
164			"""
165			return djtimesince(self.timestamp, now).encode('utf8').replace(b'\xc2\xa0', b' ').decode('utf8')
166
167			def get_absolute_url(self):
168			return reverse(
169			'actstream.views.detail', [self.pk])
170
171
172			class Follow(AbstractFollow):
173			class Meta(AbstractFollow.Meta):
174			swappable = 'ACTSTREAM_FOLLOW_MODEL'
175
176
177			class Action(AbstractAction):
178			class Meta(AbstractAction.Meta):
179			swappable = 'ACTSTREAM_ACTION_MODEL'
180
181
182			# convenient accessors
183			actor_stream = get_action_model().objects.actor
184			action_object_stream = get_action_model().objects.action_object
185			target_stream = get_action_model().objects.target
186			user_stream = get_action_model().objects.user
187			model_stream = get_action_model().objects.model_actions
188			any_stream = get_action_model().objects.any
189			followers = get_follow_model().objects.followers
190			following = get_follow_model().objects.following
191

justquick / django-activity-stream

Pull Request — master (#390)

AbstractAction.action_object_url() A

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