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@@ -1,278 +1,278 b'' | |||||
1 | import os |
|
1 | import os | |
2 | from random import random |
|
2 | from random import random | |
3 | import re |
|
3 | import re | |
4 | import time |
|
4 | import time | |
5 | import math |
|
5 | import math | |
6 |
|
6 | |||
7 | from django.db import models |
|
7 | from django.db import models | |
8 | from django.http import Http404 |
|
8 | from django.http import Http404 | |
9 | from django.utils import timezone |
|
9 | from django.utils import timezone | |
10 | from markupfield.fields import MarkupField |
|
10 | from markupfield.fields import MarkupField | |
11 |
|
11 | |||
12 | from neboard import settings |
|
12 | from neboard import settings | |
13 | import thumbs |
|
13 | import thumbs | |
14 |
|
14 | |||
15 |
|
15 | |||
16 | NO_PARENT = -1 |
|
16 | NO_PARENT = -1 | |
17 | NO_IP = '0.0.0.0' |
|
17 | NO_IP = '0.0.0.0' | |
18 | UNKNOWN_UA = '' |
|
18 | UNKNOWN_UA = '' | |
19 | ALL_PAGES = -1 |
|
19 | ALL_PAGES = -1 | |
20 | OPENING_POST_WEIGHT = 5 |
|
20 | OPENING_POST_WEIGHT = 5 | |
21 | IMAGES_DIRECTORY = 'images/' |
|
21 | IMAGES_DIRECTORY = 'images/' | |
22 | FILE_EXTENSION_DELIMITER = '.' |
|
22 | FILE_EXTENSION_DELIMITER = '.' | |
23 |
|
23 | |||
24 | REGEX_PRETTY = re.compile(r'^\d(0)+$') |
|
24 | REGEX_PRETTY = re.compile(r'^\d(0)+$') | |
25 | REGEX_SAME = re.compile(r'^(.)\1+$') |
|
25 | REGEX_SAME = re.compile(r'^(.)\1+$') | |
26 |
|
26 | |||
27 |
|
27 | |||
28 | class PostManager(models.Manager): |
|
28 | class PostManager(models.Manager): | |
29 | def create_post(self, title, text, image=None, parent_id=NO_PARENT, |
|
29 | def create_post(self, title, text, image=None, parent_id=NO_PARENT, | |
30 | ip=NO_IP, tags=None): |
|
30 | ip=NO_IP, tags=None): | |
31 | post = self.create(title=title, |
|
31 | post = self.create(title=title, | |
32 | text=text, |
|
32 | text=text, | |
33 | pub_time=timezone.now(), |
|
33 | pub_time=timezone.now(), | |
34 | parent=parent_id, |
|
34 | parent=parent_id, | |
35 | image=image, |
|
35 | image=image, | |
36 | poster_ip=ip, |
|
36 | poster_ip=ip, | |
37 | poster_user_agent=UNKNOWN_UA, |
|
37 | poster_user_agent=UNKNOWN_UA, | |
38 | last_edit_time=timezone.now()) |
|
38 | last_edit_time=timezone.now()) | |
39 |
|
39 | |||
40 | if tags: |
|
40 | if tags: | |
41 | for tag in tags: |
|
41 | for tag in tags: | |
42 | post.tags.add(tag) |
|
42 | post.tags.add(tag) | |
43 |
|
43 | |||
44 | if parent_id != NO_PARENT: |
|
44 | if parent_id != NO_PARENT: | |
45 | self._bump_thread(parent_id) |
|
45 | self._bump_thread(parent_id) | |
46 | else: |
|
46 | else: | |
47 | self._delete_old_threads() |
|
47 | self._delete_old_threads() | |
48 |
|
48 | |||
49 | return post |
|
49 | return post | |
50 |
|
50 | |||
51 | def delete_post(self, post): |
|
51 | def delete_post(self, post): | |
52 | children = self.filter(parent=post.id) |
|
52 | children = self.filter(parent=post.id) | |
53 | for child in children: |
|
53 | for child in children: | |
54 | self.delete_post(child) |
|
54 | self.delete_post(child) | |
55 | post.delete() |
|
55 | post.delete() | |
56 |
|
56 | |||
57 | def delete_posts_by_ip(self, ip): |
|
57 | def delete_posts_by_ip(self, ip): | |
58 | posts = self.filter(poster_ip=ip) |
|
58 | posts = self.filter(poster_ip=ip) | |
59 | for post in posts: |
|
59 | for post in posts: | |
60 | self.delete_post(post) |
|
60 | self.delete_post(post) | |
61 |
|
61 | |||
62 | def get_threads(self, tag=None, page=ALL_PAGES): |
|
62 | def get_threads(self, tag=None, page=ALL_PAGES): | |
63 | if tag: |
|
63 | if tag: | |
64 | threads = self.filter(parent=NO_PARENT, tags=tag) |
|
64 | threads = self.filter(parent=NO_PARENT, tags=tag) | |
65 | else: |
|
65 | else: | |
66 | threads = self.filter(parent=NO_PARENT) |
|
66 | threads = self.filter(parent=NO_PARENT) | |
67 | threads = threads.order_by('-last_edit_time') |
|
67 | threads = threads.order_by('-last_edit_time') | |
68 |
|
68 | |||
69 | if page != ALL_PAGES: |
|
69 | if page != ALL_PAGES: | |
70 | thread_count = len(threads) |
|
70 | thread_count = len(threads) | |
71 |
|
71 | |||
72 | if page < self.get_thread_page_count(tag=tag): |
|
72 | if page < self.get_thread_page_count(tag=tag): | |
73 | start_thread = page * settings.THREADS_PER_PAGE |
|
73 | start_thread = page * settings.THREADS_PER_PAGE | |
74 | end_thread = min(start_thread + settings.THREADS_PER_PAGE, |
|
74 | end_thread = min(start_thread + settings.THREADS_PER_PAGE, | |
75 | thread_count) |
|
75 | thread_count) | |
76 | threads = threads[start_thread:end_thread] |
|
76 | threads = threads[start_thread:end_thread] | |
77 |
|
77 | |||
78 | return threads |
|
78 | return threads | |
79 |
|
79 | |||
80 | def get_thread(self, opening_post_id): |
|
80 | def get_thread(self, opening_post_id): | |
81 | opening_post = self.get(id=opening_post_id) |
|
81 | opening_post = self.get(id=opening_post_id) | |
82 |
|
82 | |||
83 | if not opening_post: |
|
83 | if not opening_post: | |
84 | raise Http404 |
|
84 | raise Http404 | |
85 |
|
85 | |||
86 | if opening_post.parent == NO_PARENT: |
|
86 | if opening_post.parent == NO_PARENT: | |
87 | replies = self.filter(parent=opening_post_id) |
|
87 | replies = self.filter(parent=opening_post_id) | |
88 |
|
88 | |||
89 | thread = [opening_post] |
|
89 | thread = [opening_post] | |
90 | thread.extend(replies) |
|
90 | thread.extend(replies) | |
91 |
|
91 | |||
92 | return thread |
|
92 | return thread | |
93 |
|
93 | |||
94 | def exists(self, post_id): |
|
94 | def exists(self, post_id): | |
95 | posts = self.filter(id=post_id) |
|
95 | posts = self.filter(id=post_id) | |
96 |
|
96 | |||
97 | return posts.count() > 0 |
|
97 | return posts.count() > 0 | |
98 |
|
98 | |||
99 | def get_thread_page_count(self, tag=None): |
|
99 | def get_thread_page_count(self, tag=None): | |
100 | if tag: |
|
100 | if tag: | |
101 | threads = self.filter(parent=NO_PARENT, tags=tag) |
|
101 | threads = self.filter(parent=NO_PARENT, tags=tag) | |
102 | else: |
|
102 | else: | |
103 | threads = self.filter(parent=NO_PARENT) |
|
103 | threads = self.filter(parent=NO_PARENT) | |
104 |
|
104 | |||
105 | return int(math.ceil(threads.count() / float( |
|
105 | return int(math.ceil(threads.count() / float( | |
106 | settings.THREADS_PER_PAGE))) |
|
106 | settings.THREADS_PER_PAGE))) | |
107 |
|
107 | |||
108 | def _delete_old_threads(self): |
|
108 | def _delete_old_threads(self): | |
109 | """ |
|
109 | """ | |
110 | Preserves maximum thread count. If there are too many threads, |
|
110 | Preserves maximum thread count. If there are too many threads, | |
111 | delete the old ones. |
|
111 | delete the old ones. | |
112 | """ |
|
112 | """ | |
113 |
|
113 | |||
114 | # TODO Move old threads to the archive instead of deleting them. |
|
114 | # TODO Move old threads to the archive instead of deleting them. | |
115 | # Maybe make some 'old' field in the model to indicate the thread |
|
115 | # Maybe make some 'old' field in the model to indicate the thread | |
116 | # must not be shown and be able for replying. |
|
116 | # must not be shown and be able for replying. | |
117 |
|
117 | |||
118 | threads = self.get_threads() |
|
118 | threads = self.get_threads() | |
119 | thread_count = len(threads) |
|
119 | thread_count = len(threads) | |
120 |
|
120 | |||
121 | if thread_count > settings.MAX_THREAD_COUNT: |
|
121 | if thread_count > settings.MAX_THREAD_COUNT: | |
122 | num_threads_to_delete = thread_count - settings.MAX_THREAD_COUNT |
|
122 | num_threads_to_delete = thread_count - settings.MAX_THREAD_COUNT | |
123 | old_threads = threads[thread_count - num_threads_to_delete:] |
|
123 | old_threads = threads[thread_count - num_threads_to_delete:] | |
124 |
|
124 | |||
125 | for thread in old_threads: |
|
125 | for thread in old_threads: | |
126 | self.delete_post(thread) |
|
126 | self.delete_post(thread) | |
127 |
|
127 | |||
128 | def _bump_thread(self, thread_id): |
|
128 | def _bump_thread(self, thread_id): | |
129 | thread = self.get(id=thread_id) |
|
129 | thread = self.get(id=thread_id) | |
130 |
|
130 | |||
131 | if thread.can_bump(): |
|
131 | if thread.can_bump(): | |
132 | thread.last_edit_time = timezone.now() |
|
132 | thread.last_edit_time = timezone.now() | |
133 | thread.save() |
|
133 | thread.save() | |
134 |
|
134 | |||
135 |
|
135 | |||
136 | class TagManager(models.Manager): |
|
136 | class TagManager(models.Manager): | |
137 | def get_not_empty_tags(self): |
|
137 | def get_not_empty_tags(self): | |
138 | all_tags = self.all().order_by('name') |
|
138 | all_tags = self.all().order_by('name') | |
139 | tags = [] |
|
139 | tags = [] | |
140 | for tag in all_tags: |
|
140 | for tag in all_tags: | |
141 | if not tag.is_empty(): |
|
141 | if not tag.is_empty(): | |
142 | tags.append(tag) |
|
142 | tags.append(tag) | |
143 |
|
143 | |||
144 | return tags |
|
144 | return tags | |
145 |
|
145 | |||
146 | def get_popular_tags(self): |
|
146 | def get_popular_tags(self): | |
147 | all_tags = self.get_not_empty_tags() |
|
147 | all_tags = self.get_not_empty_tags() | |
148 |
|
148 | |||
149 | sorted_tags = sorted(all_tags, key=lambda tag: tag.get_popularity(), |
|
149 | sorted_tags = sorted(all_tags, key=lambda tag: tag.get_popularity(), | |
150 | reverse=True) |
|
150 | reverse=True) | |
151 |
|
151 | |||
152 | return sorted_tags[:settings.POPULAR_TAGS] |
|
152 | return sorted_tags[:settings.POPULAR_TAGS] | |
153 |
|
153 | |||
154 |
|
154 | |||
155 | class Tag(models.Model): |
|
155 | class Tag(models.Model): | |
156 | """ |
|
156 | """ | |
157 | A tag is a text node assigned to the post. The tag serves as a board |
|
157 | A tag is a text node assigned to the post. The tag serves as a board | |
158 | section. There can be multiple tags for each message |
|
158 | section. There can be multiple tags for each message | |
159 | """ |
|
159 | """ | |
160 |
|
160 | |||
161 | objects = TagManager() |
|
161 | objects = TagManager() | |
162 |
|
162 | |||
163 | name = models.CharField(max_length=100) |
|
163 | name = models.CharField(max_length=100) | |
164 | # TODO Connect the tag to its posts to check the number of threads for |
|
164 | # TODO Connect the tag to its posts to check the number of threads for | |
165 | # the tag. |
|
165 | # the tag. | |
166 |
|
166 | |||
167 | def __unicode__(self): |
|
167 | def __unicode__(self): | |
168 | return self.name |
|
168 | return self.name | |
169 |
|
169 | |||
170 | def is_empty(self): |
|
170 | def is_empty(self): | |
171 | return self.get_post_count() == 0 |
|
171 | return self.get_post_count() == 0 | |
172 |
|
172 | |||
173 | def get_post_count(self): |
|
173 | def get_post_count(self): | |
174 | posts_with_tag = Post.objects.get_threads(tag=self) |
|
174 | posts_with_tag = Post.objects.get_threads(tag=self) | |
175 | return posts_with_tag.count() |
|
175 | return posts_with_tag.count() | |
176 |
|
176 | |||
177 | def get_popularity(self): |
|
177 | def get_popularity(self): | |
178 | posts_with_tag = Post.objects.get_threads(tag=self) |
|
178 | posts_with_tag = Post.objects.get_threads(tag=self) | |
179 | reply_count = 0 |
|
179 | reply_count = 0 | |
180 | for post in posts_with_tag: |
|
180 | for post in posts_with_tag: | |
181 | reply_count += post.get_reply_count() |
|
181 | reply_count += post.get_reply_count() | |
182 |
reply_count += |
|
182 | reply_count += OPENING_POST_WEIGHT | |
183 |
|
183 | |||
184 | return reply_count |
|
184 | return reply_count | |
185 |
|
185 | |||
186 |
|
186 | |||
187 | class Post(models.Model): |
|
187 | class Post(models.Model): | |
188 | """A post is a message.""" |
|
188 | """A post is a message.""" | |
189 |
|
189 | |||
190 | objects = PostManager() |
|
190 | objects = PostManager() | |
191 |
|
191 | |||
192 | def _update_image_filename(self, filename): |
|
192 | def _update_image_filename(self, filename): | |
193 | """Get unique image filename""" |
|
193 | """Get unique image filename""" | |
194 |
|
194 | |||
195 | path = IMAGES_DIRECTORY |
|
195 | path = IMAGES_DIRECTORY | |
196 | new_name = str(int(time.mktime(time.gmtime()))) |
|
196 | new_name = str(int(time.mktime(time.gmtime()))) | |
197 | new_name += str(int(random() * 1000)) |
|
197 | new_name += str(int(random() * 1000)) | |
198 | new_name += FILE_EXTENSION_DELIMITER |
|
198 | new_name += FILE_EXTENSION_DELIMITER | |
199 | new_name += filename.split(FILE_EXTENSION_DELIMITER)[-1:][0] |
|
199 | new_name += filename.split(FILE_EXTENSION_DELIMITER)[-1:][0] | |
200 |
|
200 | |||
201 | return os.path.join(path, new_name) |
|
201 | return os.path.join(path, new_name) | |
202 |
|
202 | |||
203 | title = models.CharField(max_length=50) |
|
203 | title = models.CharField(max_length=50) | |
204 | pub_time = models.DateTimeField() |
|
204 | pub_time = models.DateTimeField() | |
205 | text = MarkupField(default_markup_type='markdown', escape_html=True) |
|
205 | text = MarkupField(default_markup_type='markdown', escape_html=True) | |
206 | image = thumbs.ImageWithThumbsField(upload_to=_update_image_filename, |
|
206 | image = thumbs.ImageWithThumbsField(upload_to=_update_image_filename, | |
207 | blank=True, sizes=((200, 150),)) |
|
207 | blank=True, sizes=((200, 150),)) | |
208 | poster_ip = models.IPAddressField() |
|
208 | poster_ip = models.IPAddressField() | |
209 | poster_user_agent = models.TextField() |
|
209 | poster_user_agent = models.TextField() | |
210 | parent = models.BigIntegerField() |
|
210 | parent = models.BigIntegerField() | |
211 | tags = models.ManyToManyField(Tag) |
|
211 | tags = models.ManyToManyField(Tag) | |
212 | last_edit_time = models.DateTimeField() |
|
212 | last_edit_time = models.DateTimeField() | |
213 |
|
213 | |||
214 | def __unicode__(self): |
|
214 | def __unicode__(self): | |
215 | return self.title + ' (' + self.text.raw + ')' |
|
215 | return self.title + ' (' + self.text.raw + ')' | |
216 |
|
216 | |||
217 | def _get_replies(self): |
|
217 | def _get_replies(self): | |
218 | return Post.objects.filter(parent=self.id) |
|
218 | return Post.objects.filter(parent=self.id) | |
219 |
|
219 | |||
220 | def get_reply_count(self): |
|
220 | def get_reply_count(self): | |
221 | return self._get_replies().count() |
|
221 | return self._get_replies().count() | |
222 |
|
222 | |||
223 | def get_images_count(self): |
|
223 | def get_images_count(self): | |
224 | images_count = 1 if self.image else 0 |
|
224 | images_count = 1 if self.image else 0 | |
225 | for reply in self._get_replies(): |
|
225 | for reply in self._get_replies(): | |
226 | if reply.image: |
|
226 | if reply.image: | |
227 | images_count += 1 |
|
227 | images_count += 1 | |
228 |
|
228 | |||
229 | return images_count |
|
229 | return images_count | |
230 |
|
230 | |||
231 | def get_gets_count(self): |
|
231 | def get_gets_count(self): | |
232 | gets_count = 1 if self.is_get() else 0 |
|
232 | gets_count = 1 if self.is_get() else 0 | |
233 | for reply in self._get_replies(): |
|
233 | for reply in self._get_replies(): | |
234 | if reply.is_get(): |
|
234 | if reply.is_get(): | |
235 | gets_count += 1 |
|
235 | gets_count += 1 | |
236 |
|
236 | |||
237 | return gets_count |
|
237 | return gets_count | |
238 |
|
238 | |||
239 | def is_get(self): |
|
239 | def is_get(self): | |
240 | """If the post has pretty id (1, 1000, 77777), than it is called GET""" |
|
240 | """If the post has pretty id (1, 1000, 77777), than it is called GET""" | |
241 |
|
241 | |||
242 | first = self.id == 1 |
|
242 | first = self.id == 1 | |
243 |
|
243 | |||
244 | id_str = str(self.id) |
|
244 | id_str = str(self.id) | |
245 | pretty = REGEX_PRETTY.match(id_str) |
|
245 | pretty = REGEX_PRETTY.match(id_str) | |
246 | same_digits = REGEX_SAME.match(id_str) |
|
246 | same_digits = REGEX_SAME.match(id_str) | |
247 |
|
247 | |||
248 | return first or pretty or same_digits |
|
248 | return first or pretty or same_digits | |
249 |
|
249 | |||
250 | def can_bump(self): |
|
250 | def can_bump(self): | |
251 | """Check if the thread can be bumped by replying""" |
|
251 | """Check if the thread can be bumped by replying""" | |
252 |
|
252 | |||
253 | replies_count = len(Post.objects.get_thread(self.id)) |
|
253 | replies_count = len(Post.objects.get_thread(self.id)) | |
254 |
|
254 | |||
255 | return replies_count <= settings.MAX_POSTS_PER_THREAD |
|
255 | return replies_count <= settings.MAX_POSTS_PER_THREAD | |
256 |
|
256 | |||
257 | def get_last_replies(self): |
|
257 | def get_last_replies(self): | |
258 | if settings.LAST_REPLIES_COUNT > 0: |
|
258 | if settings.LAST_REPLIES_COUNT > 0: | |
259 | reply_count = self.get_reply_count() |
|
259 | reply_count = self.get_reply_count() | |
260 |
|
260 | |||
261 | if reply_count > 0: |
|
261 | if reply_count > 0: | |
262 | reply_count_to_show = min(settings.LAST_REPLIES_COUNT, |
|
262 | reply_count_to_show = min(settings.LAST_REPLIES_COUNT, | |
263 | reply_count) |
|
263 | reply_count) | |
264 | last_replies = self._get_replies()[reply_count |
|
264 | last_replies = self._get_replies()[reply_count | |
265 | - reply_count_to_show:] |
|
265 | - reply_count_to_show:] | |
266 |
|
266 | |||
267 | return last_replies |
|
267 | return last_replies | |
268 |
|
268 | |||
269 |
|
269 | |||
270 | class Admin(models.Model): |
|
270 | class Admin(models.Model): | |
271 | """ |
|
271 | """ | |
272 | Model for admin users |
|
272 | Model for admin users | |
273 | """ |
|
273 | """ | |
274 | name = models.CharField(max_length=100) |
|
274 | name = models.CharField(max_length=100) | |
275 | password = models.CharField(max_length=100) |
|
275 | password = models.CharField(max_length=100) | |
276 |
|
276 | |||
277 | def __unicode__(self): |
|
277 | def __unicode__(self): | |
278 | return self.name + '/' + '*' * len(self.password) No newline at end of file |
|
278 | return self.name + '/' + '*' * len(self.password) |
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