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@@ -1,91 +1,93 b'' | |||||
1 | from boards.models import Thread, Post |
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1 | from boards.models import Thread, Post | |
2 | from django.db import models |
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2 | from django.db import models | |
3 | from django.db.models import Count |
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3 | from django.db.models import Count | |
4 |
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4 | |||
5 | __author__ = 'neko259' |
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5 | __author__ = 'neko259' | |
6 |
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6 | |||
7 | MAX_TAG_FONT = 1 |
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7 | MAX_TAG_FONT = 1 | |
8 | MIN_TAG_FONT = 0.2 |
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8 | MIN_TAG_FONT = 0.2 | |
9 |
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9 | |||
10 |
TAG_POPULARITY_MULTIPLIER = |
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10 | TAG_POPULARITY_MULTIPLIER = 20 | |
11 |
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11 | |||
12 | OPENING_POST_POPULARITY = 0.1 |
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12 | ARCHIVE_POPULARITY_MODIFIER = 0.5 | |
13 | REPLY_POPULARITY = 0.005 |
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14 | ARCHIVE_POPULARITY_MODIFIER = 0.1 |
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15 |
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13 | |||
16 |
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14 | |||
17 | class TagManager(models.Manager): |
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15 | class TagManager(models.Manager): | |
18 |
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16 | |||
19 | def get_not_empty_tags(self): |
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17 | def get_not_empty_tags(self): | |
20 | tags = self.annotate(Count('threads')) \ |
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18 | tags = self.annotate(Count('threads')) \ | |
21 | .filter(threads__count__gt=0).order_by('name') |
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19 | .filter(threads__count__gt=0).order_by('name') | |
22 |
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20 | |||
23 | return tags |
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21 | return tags | |
24 |
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22 | |||
25 |
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23 | |||
26 | class Tag(models.Model): |
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24 | class Tag(models.Model): | |
27 | """ |
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25 | """ | |
28 | A tag is a text node assigned to the thread. The tag serves as a board |
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26 | A tag is a text node assigned to the thread. The tag serves as a board | |
29 | section. There can be multiple tags for each thread |
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27 | section. There can be multiple tags for each thread | |
30 | """ |
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28 | """ | |
31 |
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29 | |||
32 | objects = TagManager() |
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30 | objects = TagManager() | |
33 |
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31 | |||
34 | class Meta: |
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32 | class Meta: | |
35 | app_label = 'boards' |
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33 | app_label = 'boards' | |
36 |
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34 | |||
37 | name = models.CharField(max_length=100) |
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35 | name = models.CharField(max_length=100) | |
38 | threads = models.ManyToManyField(Thread, null=True, |
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36 | threads = models.ManyToManyField(Thread, null=True, | |
39 | blank=True, related_name='tag+') |
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37 | blank=True, related_name='tag+') | |
40 | linked = models.ForeignKey('Tag', null=True, blank=True) |
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38 | linked = models.ForeignKey('Tag', null=True, blank=True) | |
41 |
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39 | |||
42 | def __unicode__(self): |
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40 | def __unicode__(self): | |
43 | return self.name |
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41 | return self.name | |
44 |
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42 | |||
45 | def is_empty(self): |
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43 | def is_empty(self): | |
46 | return self.get_post_count() == 0 |
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44 | return self.get_post_count() == 0 | |
47 |
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45 | |||
48 | def get_post_count(self): |
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46 | def get_post_count(self): | |
49 | return self.threads.count() |
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47 | return self.threads.count() | |
50 |
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48 | |||
51 | def get_popularity(self): |
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49 | def get_popularity(self): | |
52 | all_post_count = Post.objects.all().count() |
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50 | all_post_count = Post.objects.all().count() | |
53 |
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51 | |||
54 | tag_reply_count = 0.0 |
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52 | tag_reply_count = 0.0 | |
55 |
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53 | |||
56 | for thread in self.threads.all(): |
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54 | for thread in self.threads.all(): | |
57 | tag_reply_count += thread.get_reply_count() |
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55 | if thread.archived: | |
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56 | modifier = ARCHIVE_POPULARITY_MODIFIER | |||
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57 | else: | |||
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58 | modifier = 1 | |||
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59 | tag_reply_count += thread.get_reply_count() * modifier | |||
58 |
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60 | |||
59 | popularity = tag_reply_count / all_post_count |
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61 | popularity = tag_reply_count / all_post_count | |
60 |
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62 | |||
61 | return popularity |
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63 | return popularity | |
62 |
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64 | |||
63 | def get_linked_tags(self): |
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65 | def get_linked_tags(self): | |
64 | tag_list = [] |
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66 | tag_list = [] | |
65 | self.get_linked_tags_list(tag_list) |
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67 | self.get_linked_tags_list(tag_list) | |
66 |
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68 | |||
67 | return tag_list |
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69 | return tag_list | |
68 |
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70 | |||
69 | def get_linked_tags_list(self, tag_list=[]): |
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71 | def get_linked_tags_list(self, tag_list=[]): | |
70 | """ |
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72 | """ | |
71 | Returns the list of tags linked to current. The list can be got |
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73 | Returns the list of tags linked to current. The list can be got | |
72 | through returned value or tag_list parameter |
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74 | through returned value or tag_list parameter | |
73 | """ |
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75 | """ | |
74 |
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76 | |||
75 | linked_tag = self.linked |
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77 | linked_tag = self.linked | |
76 |
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78 | |||
77 | if linked_tag and not (linked_tag in tag_list): |
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79 | if linked_tag and not (linked_tag in tag_list): | |
78 | tag_list.append(linked_tag) |
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80 | tag_list.append(linked_tag) | |
79 |
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81 | |||
80 | linked_tag.get_linked_tags_list(tag_list) |
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82 | linked_tag.get_linked_tags_list(tag_list) | |
81 |
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83 | |||
82 | def get_font_value(self): |
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84 | def get_font_value(self): | |
83 | """Get tag font value to differ most popular tags in the list""" |
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85 | """Get tag font value to differ most popular tags in the list""" | |
84 |
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86 | |||
85 | popularity = self.get_popularity() |
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87 | popularity = self.get_popularity() | |
86 |
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88 | |||
87 | font_value = popularity * TAG_POPULARITY_MULTIPLIER |
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89 | font_value = popularity * Tag.objects.all().count() | |
88 |
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90 | font_value = max(font_value, MIN_TAG_FONT) | |
89 | font_value = min(font_value, MAX_TAG_FONT) |
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91 | font_value = min(font_value, MAX_TAG_FONT) | |
90 |
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92 | |||
91 | return str(font_value) |
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93 | return str(font_value) |
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