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@@ -0,0 +1,155 b'' | |||||
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1 | import logging | |||
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2 | from django.utils import timezone | |||
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3 | from django.core.cache import cache | |||
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4 | from django.db import models | |||
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5 | from neboard import settings | |||
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6 | ||||
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7 | __author__ = 'neko259' | |||
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8 | ||||
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9 | ||||
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10 | logger = logging.getLogger(__name__) | |||
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11 | ||||
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12 | ||||
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13 | CACHE_KEY_OPENING_POST = 'opening_post_id' | |||
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14 | ||||
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15 | ||||
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16 | class Thread(models.Model): | |||
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17 | ||||
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18 | class Meta: | |||
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19 | app_label = 'boards' | |||
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20 | ||||
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21 | tags = models.ManyToManyField('Tag') | |||
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22 | bump_time = models.DateTimeField() | |||
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23 | last_edit_time = models.DateTimeField() | |||
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24 | replies = models.ManyToManyField('Post', symmetrical=False, null=True, | |||
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25 | blank=True, related_name='tre+') | |||
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26 | archived = models.BooleanField(default=False) | |||
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27 | ||||
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28 | def get_tags(self): | |||
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29 | """ | |||
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30 | Gets a sorted tag list. | |||
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31 | """ | |||
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32 | ||||
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33 | return self.tags.order_by('name') | |||
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34 | ||||
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35 | def bump(self): | |||
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36 | """ | |||
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37 | Bumps (moves to up) thread if possible. | |||
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38 | """ | |||
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39 | ||||
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40 | if self.can_bump(): | |||
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41 | self.bump_time = timezone.now() | |||
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42 | ||||
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43 | logger.info('Bumped thread %d' % self.id) | |||
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44 | ||||
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45 | def get_reply_count(self): | |||
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46 | return self.replies.count() | |||
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47 | ||||
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48 | def get_images_count(self): | |||
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49 | return self.replies.filter(image_width__gt=0).count() | |||
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50 | ||||
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51 | def can_bump(self): | |||
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52 | """ | |||
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53 | Checks if the thread can be bumped by replying to it. | |||
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54 | """ | |||
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55 | ||||
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56 | if self.archived: | |||
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57 | return False | |||
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58 | ||||
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59 | post_count = self.get_reply_count() | |||
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60 | ||||
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61 | return post_count < settings.MAX_POSTS_PER_THREAD | |||
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62 | ||||
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63 | def delete_with_posts(self): | |||
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64 | """ | |||
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65 | Completely deletes thread and all its posts | |||
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66 | """ | |||
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67 | ||||
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68 | if self.replies.exists(): | |||
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69 | self.replies.all().delete() | |||
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70 | ||||
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71 | self.delete() | |||
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72 | ||||
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73 | def get_last_replies(self): | |||
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74 | """ | |||
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75 | Gets several last replies, not including opening post | |||
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76 | """ | |||
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77 | ||||
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78 | if settings.LAST_REPLIES_COUNT > 0: | |||
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79 | reply_count = self.get_reply_count() | |||
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80 | ||||
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81 | if reply_count > 0: | |||
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82 | reply_count_to_show = min(settings.LAST_REPLIES_COUNT, | |||
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83 | reply_count - 1) | |||
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84 | replies = self.replies.order_by('pub_time').defer( | |||
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85 | 'image_hash', 'poster_user_agent', 'text_markup_type') | |||
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86 | last_replies = replies[reply_count - reply_count_to_show:] | |||
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87 | ||||
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88 | return last_replies | |||
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89 | ||||
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90 | def get_skipped_replies_count(self): | |||
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91 | """ | |||
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92 | Gets number of posts between opening post and last replies. | |||
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93 | """ | |||
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94 | reply_count = self.get_reply_count() | |||
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95 | last_replies_count = min(settings.LAST_REPLIES_COUNT, | |||
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96 | reply_count - 1) | |||
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97 | return reply_count - last_replies_count - 1 | |||
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98 | ||||
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99 | def get_replies(self, view_fields_only=False): | |||
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100 | """ | |||
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101 | Gets sorted thread posts | |||
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102 | """ | |||
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103 | ||||
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104 | query = self.replies.order_by('pub_time') | |||
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105 | if view_fields_only: | |||
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106 | query = query.defer( | |||
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107 | 'image_hash', 'poster_user_agent', 'text_markup_type') | |||
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108 | return query.all() | |||
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109 | ||||
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110 | def add_tag(self, tag): | |||
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111 | """ | |||
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112 | Connects thread to a tag and tag to a thread | |||
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113 | """ | |||
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114 | ||||
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115 | self.tags.add(tag) | |||
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116 | tag.threads.add(self) | |||
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117 | ||||
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118 | def remove_tag(self, tag): | |||
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119 | self.tags.remove(tag) | |||
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120 | tag.threads.remove(self) | |||
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121 | ||||
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122 | def get_opening_post(self, only_id=False): | |||
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123 | """ | |||
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124 | Gets the first post of the thread | |||
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125 | """ | |||
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126 | ||||
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127 | query = self.replies.order_by('pub_time') | |||
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128 | if only_id: | |||
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129 | query = query.only('id') | |||
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130 | opening_post = query.first() | |||
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131 | ||||
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132 | return opening_post | |||
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133 | ||||
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134 | def get_opening_post_id(self): | |||
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135 | """ | |||
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136 | Gets ID of the first thread post. | |||
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137 | """ | |||
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138 | ||||
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139 | cache_key = CACHE_KEY_OPENING_POST + str(self.id) | |||
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140 | opening_post_id = cache.get(cache_key) | |||
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141 | if not opening_post_id: | |||
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142 | opening_post_id = self.get_opening_post(only_id=True).id | |||
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143 | cache.set(cache_key, opening_post_id) | |||
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144 | ||||
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145 | return opening_post_id | |||
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146 | ||||
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147 | def __unicode__(self): | |||
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148 | return str(self.id) | |||
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149 | ||||
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150 | def get_pub_time(self): | |||
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151 | """ | |||
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152 | Gets opening post's pub time because thread does not have its own one. | |||
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153 | """ | |||
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154 | ||||
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155 | return self.get_opening_post().pub_time No newline at end of file |
@@ -6,3 +6,4 b' from boards.models.tag import Tag' | |||||
6 | from boards.models.user import Ban |
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6 | from boards.models.user import Ban | |
7 | from boards.models.user import Setting |
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7 | from boards.models.user import Setting | |
8 | from boards.models.user import User |
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8 | from boards.models.user import User | |
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9 | from boards.models.thread import Thread |
@@ -12,6 +12,7 b' from django.core.urlresolvers import rev' | |||||
12 | from django.db import models, transaction |
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12 | from django.db import models, transaction | |
13 | from django.utils import timezone |
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13 | from django.utils import timezone | |
14 | from markupfield.fields import MarkupField |
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14 | from markupfield.fields import MarkupField | |
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15 | from boards.models.thread import Thread | |||
15 |
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16 | |||
16 | from neboard import settings |
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17 | from neboard import settings | |
17 | from boards import thumbs |
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18 | from boards import thumbs | |
@@ -21,7 +22,6 b" APP_LABEL_BOARDS = 'boards'" | |||||
21 |
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22 | |||
22 | CACHE_KEY_PPD = 'ppd' |
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23 | CACHE_KEY_PPD = 'ppd' | |
23 | CACHE_KEY_POST_URL = 'post_url' |
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24 | CACHE_KEY_POST_URL = 'post_url' | |
24 | CACHE_KEY_OPENING_POST = 'opening_post_id' |
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25 |
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25 | |||
26 | POSTS_PER_DAY_RANGE = range(7) |
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26 | POSTS_PER_DAY_RANGE = range(7) | |
27 |
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27 | |||
@@ -357,147 +357,4 b' class Post(models.Model):' | |||||
357 | return self.thread_new |
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357 | return self.thread_new | |
358 |
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358 | |||
359 | def get_referenced_posts(self): |
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359 | def get_referenced_posts(self): | |
360 |
return self.referenced_posts.only('id', 'thread_new') |
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360 | return self.referenced_posts.only('id', 'thread_new') No newline at end of file | |
361 |
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362 |
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363 | class Thread(models.Model): |
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364 |
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365 | class Meta: |
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366 | app_label = APP_LABEL_BOARDS |
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367 |
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368 | tags = models.ManyToManyField('Tag') |
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369 | bump_time = models.DateTimeField() |
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370 | last_edit_time = models.DateTimeField() |
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371 | replies = models.ManyToManyField('Post', symmetrical=False, null=True, |
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372 | blank=True, related_name='tre+') |
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373 | archived = models.BooleanField(default=False) |
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374 |
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375 | def get_tags(self): |
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376 | """ |
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377 | Gets a sorted tag list. |
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378 | """ |
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379 |
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380 | return self.tags.order_by('name') |
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381 |
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382 | def bump(self): |
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383 | """ |
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384 | Bumps (moves to up) thread if possible. |
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385 | """ |
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386 |
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387 | if self.can_bump(): |
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388 | self.bump_time = timezone.now() |
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389 |
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390 | logger.info('Bumped thread %d' % self.id) |
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391 |
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392 | def get_reply_count(self): |
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393 | return self.replies.count() |
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394 |
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395 | def get_images_count(self): |
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396 | return self.replies.filter(image_width__gt=0).count() |
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397 |
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398 | def can_bump(self): |
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399 | """ |
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400 | Checks if the thread can be bumped by replying to it. |
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401 | """ |
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402 |
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403 | if self.archived: |
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404 | return False |
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405 |
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406 | post_count = self.get_reply_count() |
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407 |
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408 | return post_count < settings.MAX_POSTS_PER_THREAD |
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409 |
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410 | def delete_with_posts(self): |
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411 | """ |
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412 | Completely deletes thread and all its posts |
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413 | """ |
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414 |
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415 | if self.replies.exists(): |
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416 | self.replies.all().delete() |
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417 |
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418 | self.delete() |
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419 |
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420 | def get_last_replies(self): |
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421 | """ |
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422 | Gets several last replies, not including opening post |
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423 | """ |
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424 |
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425 | if settings.LAST_REPLIES_COUNT > 0: |
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426 | reply_count = self.get_reply_count() |
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427 |
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428 | if reply_count > 0: |
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429 | reply_count_to_show = min(settings.LAST_REPLIES_COUNT, |
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430 | reply_count - 1) |
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431 | last_replies = self.replies.order_by( |
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432 | 'pub_time').defer('image_hash', 'poster_user_agent', |
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433 | 'text_markup_type')[ |
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434 | reply_count - reply_count_to_show:] |
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435 |
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436 | return last_replies |
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437 |
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438 | def get_skipped_replies_count(self): |
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439 | """ |
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440 | Gets number of posts between opening post and last replies. |
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441 | """ |
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442 | reply_count = self.get_reply_count() |
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443 | last_replies_count = min(settings.LAST_REPLIES_COUNT, |
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444 | reply_count - 1) |
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445 | return reply_count - last_replies_count - 1 |
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446 |
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447 | def get_replies(self, view_fields_only=False): |
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448 | """ |
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449 | Gets sorted thread posts |
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450 | """ |
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451 |
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452 | query = self.replies.order_by('pub_time') |
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453 | if view_fields_only: |
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454 | query = query.defer( |
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455 | 'image_hash', 'poster_user_agent', 'text_markup_type') |
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456 | return query.all() |
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457 |
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458 | def add_tag(self, tag): |
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459 | """ |
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460 | Connects thread to a tag and tag to a thread |
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461 | """ |
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462 |
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463 | self.tags.add(tag) |
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464 | tag.threads.add(self) |
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465 |
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466 | def remove_tag(self, tag): |
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467 | self.tags.remove(tag) |
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468 | tag.threads.remove(self) |
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469 |
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470 | def get_opening_post(self, only_id=False): |
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471 | """ |
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472 | Gets the first post of the thread |
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473 | """ |
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474 |
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475 | query = self.replies.order_by('pub_time') |
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476 | if only_id: |
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477 | query = query.only('id') |
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478 | opening_post = query.first() |
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479 |
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480 | return opening_post |
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481 |
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482 | def get_opening_post_id(self): |
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483 | """ |
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484 | Gets ID of the first thread post. |
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485 | """ |
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486 |
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487 | cache_key = CACHE_KEY_OPENING_POST + str(self.id) |
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488 | opening_post_id = cache.get(cache_key) |
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489 | if not opening_post_id: |
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490 | opening_post_id = self.get_opening_post(only_id=True).id |
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491 | cache.set(cache_key, opening_post_id) |
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492 |
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493 | return opening_post_id |
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494 |
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495 | def __unicode__(self): |
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496 | return str(self.id) |
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497 |
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498 | def get_pub_time(self): |
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499 | """ |
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500 | Gets opening post's pub time because thread does not have its own one. |
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501 | """ |
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502 |
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503 | return self.get_opening_post().pub_time |
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