##// END OF EJS Templates
Small changes to tag popularity
neko259 -
r600:5273696b default
parent child Browse files
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@@ -1,88 +1,91 b''
1 from boards.models import Thread, Post
1 from boards.models import Thread, Post
2 from django.db import models
2 from django.db import models
3 from django.db.models import Count
3 from django.db.models import Count
4
4
5 __author__ = 'neko259'
5 __author__ = 'neko259'
6
6
7 MAX_TAG_FONT = 1
7 MAX_TAG_FONT = 1
8 MIN_TAG_FONT = 0.2
8 MIN_TAG_FONT = 0.2
9
9
10 TAG_POPULARITY_MULTIPLIER = 10
11
10 OPENING_POST_POPULARITY = 0.1
12 OPENING_POST_POPULARITY = 0.1
11 REPLY_POPULARITY = 0.005
13 REPLY_POPULARITY = 0.005
12 ARCHIVE_POPULARITY_MODIFIER = 0.1
14 ARCHIVE_POPULARITY_MODIFIER = 0.1
13
15
14
16
15 class TagManager(models.Manager):
17 class TagManager(models.Manager):
16
18
17 def get_not_empty_tags(self):
19 def get_not_empty_tags(self):
18 tags = self.annotate(Count('threads')) \
20 tags = self.annotate(Count('threads')) \
19 .filter(threads__count__gt=0).order_by('name')
21 .filter(threads__count__gt=0).order_by('name')
20
22
21 return tags
23 return tags
22
24
23
25
24 class Tag(models.Model):
26 class Tag(models.Model):
25 """
27 """
26 A tag is a text node assigned to the thread. The tag serves as a board
28 A tag is a text node assigned to the thread. The tag serves as a board
27 section. There can be multiple tags for each thread
29 section. There can be multiple tags for each thread
28 """
30 """
29
31
30 objects = TagManager()
32 objects = TagManager()
31
33
32 class Meta:
34 class Meta:
33 app_label = 'boards'
35 app_label = 'boards'
34
36
35 name = models.CharField(max_length=100)
37 name = models.CharField(max_length=100)
36 threads = models.ManyToManyField(Thread, null=True,
38 threads = models.ManyToManyField(Thread, null=True,
37 blank=True, related_name='tag+')
39 blank=True, related_name='tag+')
38 linked = models.ForeignKey('Tag', null=True, blank=True)
40 linked = models.ForeignKey('Tag', null=True, blank=True)
39
41
40 def __unicode__(self):
42 def __unicode__(self):
41 return self.name
43 return self.name
42
44
43 def is_empty(self):
45 def is_empty(self):
44 return self.get_post_count() == 0
46 return self.get_post_count() == 0
45
47
46 def get_post_count(self):
48 def get_post_count(self):
47 return self.threads.count()
49 return self.threads.count()
48
50
49 def get_popularity(self):
51 def get_popularity(self):
50 all_post_count = Post.objects.all().count()
52 all_post_count = Post.objects.all().count()
51
53
52 tag_reply_count = 0.0
54 tag_reply_count = 0.0
53
55
54 for thread in self.threads.all():
56 for thread in self.threads.all():
55 tag_reply_count += thread.get_reply_count()
57 tag_reply_count += thread.get_reply_count()
56
58
57 popularity = tag_reply_count / all_post_count
59 popularity = tag_reply_count / all_post_count
58
60
59 return popularity
61 return popularity
60
62
61 def get_linked_tags(self):
63 def get_linked_tags(self):
62 tag_list = []
64 tag_list = []
63 self.get_linked_tags_list(tag_list)
65 self.get_linked_tags_list(tag_list)
64
66
65 return tag_list
67 return tag_list
66
68
67 def get_linked_tags_list(self, tag_list=[]):
69 def get_linked_tags_list(self, tag_list=[]):
68 """
70 """
69 Returns the list of tags linked to current. The list can be got
71 Returns the list of tags linked to current. The list can be got
70 through returned value or tag_list parameter
72 through returned value or tag_list parameter
71 """
73 """
72
74
73 linked_tag = self.linked
75 linked_tag = self.linked
74
76
75 if linked_tag and not (linked_tag in tag_list):
77 if linked_tag and not (linked_tag in tag_list):
76 tag_list.append(linked_tag)
78 tag_list.append(linked_tag)
77
79
78 linked_tag.get_linked_tags_list(tag_list)
80 linked_tag.get_linked_tags_list(tag_list)
79
81
80 def get_font_value(self):
82 def get_font_value(self):
81 """Get tag font value to differ most popular tags in the list"""
83 """Get tag font value to differ most popular tags in the list"""
82
84
83 popularity = self.get_popularity()
85 popularity = self.get_popularity()
84
86
85 font_value = MIN_TAG_FONT + popularity
87 font_value = popularity * TAG_POPULARITY_MULTIPLIER
88 font_value = max(font_value, MIN_TAG_FONT)
86 font_value = min(font_value, MAX_TAG_FONT)
89 font_value = min(font_value, MAX_TAG_FONT)
87
90
88 return str(font_value)
91 return str(font_value)
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