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@@ -1,201 +1,210 b'' | |||||
1 | import re |
|
1 | import re | |
2 |
|
2 | |||
3 | from django.contrib.staticfiles import finders |
|
3 | from django.contrib.staticfiles import finders | |
4 | from django.contrib.staticfiles.templatetags.staticfiles import static |
|
4 | from django.contrib.staticfiles.templatetags.staticfiles import static | |
5 | from django.core.files.images import get_image_dimensions |
|
5 | from django.core.files.images import get_image_dimensions | |
6 | from django.template.defaultfilters import filesizeformat |
|
6 | from django.template.defaultfilters import filesizeformat | |
7 |
|
7 | |||
8 | from boards.utils import get_domain |
|
8 | from boards.utils import get_domain, cached_result | |
9 |
|
9 | |||
10 |
|
10 | |||
11 | FILE_STUB_IMAGE = 'images/file.png' |
|
11 | FILE_STUB_IMAGE = 'images/file.png' | |
12 | FILE_STUB_URL = 'url' |
|
12 | FILE_STUB_URL = 'url' | |
13 |
|
13 | |||
14 |
|
14 | |||
15 | FILE_TYPES_VIDEO = ( |
|
15 | FILE_TYPES_VIDEO = ( | |
16 | 'webm', |
|
16 | 'webm', | |
17 | 'mp4', |
|
17 | 'mp4', | |
18 | 'mpeg', |
|
18 | 'mpeg', | |
19 | 'ogv', |
|
19 | 'ogv', | |
20 | ) |
|
20 | ) | |
21 | FILE_TYPE_SVG = 'svg' |
|
21 | FILE_TYPE_SVG = 'svg' | |
22 | FILE_TYPES_AUDIO = ( |
|
22 | FILE_TYPES_AUDIO = ( | |
23 | 'ogg', |
|
23 | 'ogg', | |
24 | 'mp3', |
|
24 | 'mp3', | |
25 | 'opus', |
|
25 | 'opus', | |
26 | ) |
|
26 | ) | |
27 | FILE_TYPES_IMAGE = ( |
|
27 | FILE_TYPES_IMAGE = ( | |
28 | 'jpeg', |
|
28 | 'jpeg', | |
29 | 'jpg', |
|
29 | 'jpg', | |
30 | 'png', |
|
30 | 'png', | |
31 | 'bmp', |
|
31 | 'bmp', | |
32 | 'gif', |
|
32 | 'gif', | |
33 | ) |
|
33 | ) | |
34 |
|
34 | |||
35 | PLAIN_FILE_FORMATS = { |
|
35 | PLAIN_FILE_FORMATS = { | |
36 | 'pdf': 'pdf', |
|
36 | 'pdf': 'pdf', | |
37 | 'djvu': 'djvu', |
|
37 | 'djvu': 'djvu', | |
38 | 'txt': 'txt', |
|
38 | 'txt': 'txt', | |
39 | 'tex': 'tex', |
|
39 | 'tex': 'tex', | |
40 | 'xcf': 'xcf', |
|
40 | 'xcf': 'xcf', | |
41 | 'zip': 'archive', |
|
41 | 'zip': 'archive', | |
42 | 'tar': 'archive', |
|
42 | 'tar': 'archive', | |
43 | 'gz': 'archive', |
|
43 | 'gz': 'archive', | |
44 | } |
|
44 | } | |
45 |
|
45 | |||
46 | URL_PROTOCOLS = { |
|
46 | URL_PROTOCOLS = { | |
47 | 'magnet': 'magnet', |
|
47 | 'magnet': 'magnet', | |
48 | } |
|
48 | } | |
49 |
|
49 | |||
50 | CSS_CLASS_IMAGE = 'image' |
|
50 | CSS_CLASS_IMAGE = 'image' | |
51 | CSS_CLASS_THUMB = 'thumb' |
|
51 | CSS_CLASS_THUMB = 'thumb' | |
52 |
|
52 | |||
53 |
|
53 | |||
54 | def get_viewers(): |
|
54 | def get_viewers(): | |
55 | return AbstractViewer.__subclasses__() |
|
55 | return AbstractViewer.__subclasses__() | |
56 |
|
56 | |||
57 |
|
57 | |||
58 | def get_static_dimensions(filename): |
|
58 | def get_static_dimensions(filename): | |
59 | file_path = finders.find(filename) |
|
59 | file_path = finders.find(filename) | |
60 | return get_image_dimensions(file_path) |
|
60 | return get_image_dimensions(file_path) | |
61 |
|
61 | |||
62 |
|
62 | |||
63 | # TODO Move this to utils |
|
63 | # TODO Move this to utils | |
64 | def file_exists(filename): |
|
64 | def file_exists(filename): | |
65 | return finders.find(filename) is not None |
|
65 | return finders.find(filename) is not None | |
66 |
|
66 | |||
67 |
|
67 | |||
68 | class AbstractViewer: |
|
68 | class AbstractViewer: | |
69 | def __init__(self, file, file_type, hash, url): |
|
69 | def __init__(self, file, file_type, hash, url): | |
70 | self.file = file |
|
70 | self.file = file | |
71 | self.file_type = file_type |
|
71 | self.file_type = file_type | |
72 | self.hash = hash |
|
72 | self.hash = hash | |
73 | self.url = url |
|
73 | self.url = url | |
74 |
|
74 | |||
75 | @staticmethod |
|
75 | @staticmethod | |
76 | def supports(file_type): |
|
76 | def supports(file_type): | |
77 | return True |
|
77 | return True | |
78 |
|
78 | |||
79 | def get_view(self): |
|
79 | def get_view(self): | |
80 | return '<div class="image">'\ |
|
80 | return '<div class="image">'\ | |
81 | '{}'\ |
|
81 | '{}'\ | |
82 | '<div class="image-metadata"><a href="{}" download >{}, {}</a></div>'\ |
|
82 | '<div class="image-metadata"><a href="{}" download >{}, {}</a></div>'\ | |
83 | '</div>'.format(self.get_format_view(), self.file.url, |
|
83 | '</div>'.format(self.get_format_view(), self.file.url, | |
84 | self.file_type, filesizeformat(self.file.size)) |
|
84 | self.file_type, filesizeformat(self.file.size)) | |
85 |
|
85 | |||
86 | def get_format_view(self): |
|
86 | def get_format_view(self): | |
87 | if self.file_type in PLAIN_FILE_FORMATS: |
|
87 | if self.file_type in PLAIN_FILE_FORMATS: | |
88 | image = 'images/fileformats/{}.png'.format( |
|
88 | image = 'images/fileformats/{}.png'.format( | |
89 | PLAIN_FILE_FORMATS[self.file_type]) |
|
89 | PLAIN_FILE_FORMATS[self.file_type]) | |
90 | else: |
|
90 | else: | |
91 | image = FILE_STUB_IMAGE |
|
91 | image = FILE_STUB_IMAGE | |
92 |
|
92 | |||
93 | w, h = get_static_dimensions(image) |
|
93 | w, h = get_static_dimensions(image) | |
94 |
|
94 | |||
95 | return '<a href="{}">'\ |
|
95 | return '<a href="{}">'\ | |
96 | '<img class="url-image" src="{}" width="{}" height="{}"/>'\ |
|
96 | '<img class="url-image" src="{}" width="{}" height="{}"/>'\ | |
97 | '</a>'.format(self.file.url, static(image), w, h) |
|
97 | '</a>'.format(self.file.url, static(image), w, h) | |
98 |
|
98 | |||
99 |
|
99 | |||
100 | class VideoViewer(AbstractViewer): |
|
100 | class VideoViewer(AbstractViewer): | |
101 | @staticmethod |
|
101 | @staticmethod | |
102 | def supports(file_type): |
|
102 | def supports(file_type): | |
103 | return file_type in FILE_TYPES_VIDEO |
|
103 | return file_type in FILE_TYPES_VIDEO | |
104 |
|
104 | |||
105 | def get_format_view(self): |
|
105 | def get_format_view(self): | |
106 | return '<video width="200" height="150" controls src="{}"></video>'\ |
|
106 | return '<video width="200" height="150" controls src="{}"></video>'\ | |
107 | .format(self.file.url) |
|
107 | .format(self.file.url) | |
108 |
|
108 | |||
109 |
|
109 | |||
110 | class AudioViewer(AbstractViewer): |
|
110 | class AudioViewer(AbstractViewer): | |
111 | @staticmethod |
|
111 | @staticmethod | |
112 | def supports(file_type): |
|
112 | def supports(file_type): | |
113 | return file_type in FILE_TYPES_AUDIO |
|
113 | return file_type in FILE_TYPES_AUDIO | |
114 |
|
114 | |||
115 | def get_format_view(self): |
|
115 | def get_format_view(self): | |
116 | return '<audio controls src="{}"></audio>'.format(self.file.url) |
|
116 | return '<audio controls src="{}"></audio>'.format(self.file.url) | |
117 |
|
117 | |||
118 |
|
118 | |||
119 | class SvgViewer(AbstractViewer): |
|
119 | class SvgViewer(AbstractViewer): | |
120 | @staticmethod |
|
120 | @staticmethod | |
121 | def supports(file_type): |
|
121 | def supports(file_type): | |
122 | return file_type == FILE_TYPE_SVG |
|
122 | return file_type == FILE_TYPE_SVG | |
123 |
|
123 | |||
124 | def get_format_view(self): |
|
124 | def get_format_view(self): | |
125 | return '<a class="thumb" href="{}">'\ |
|
125 | return '<a class="thumb" href="{}">'\ | |
126 | '<img class="post-image-preview" width="200" height="150" src="{}" />'\ |
|
126 | '<img class="post-image-preview" width="200" height="150" src="{}" />'\ | |
127 | '</a>'.format(self.file.url, self.file.url) |
|
127 | '</a>'.format(self.file.url, self.file.url) | |
128 |
|
128 | |||
129 |
|
129 | |||
130 | class ImageViewer(AbstractViewer): |
|
130 | class ImageViewer(AbstractViewer): | |
131 | @staticmethod |
|
131 | @staticmethod | |
132 | def supports(file_type): |
|
132 | def supports(file_type): | |
133 | return file_type in FILE_TYPES_IMAGE |
|
133 | return file_type in FILE_TYPES_IMAGE | |
134 |
|
134 | |||
135 | def get_format_view(self): |
|
135 | def get_format_view(self): | |
136 | metadata = '{}, {}'.format(self.file.name.split('.')[-1], |
|
136 | metadata = '{}, {}'.format(self.file.name.split('.')[-1], | |
137 | filesizeformat(self.file.size)) |
|
137 | filesizeformat(self.file.size)) | |
138 | width, height = get_image_dimensions(self.file.file) |
|
138 | width, height = get_image_dimensions(self.file.file) | |
139 | preview_path = self.file.path.replace('.', '.200x150.') |
|
139 | preview_path = self.file.path.replace('.', '.200x150.') | |
140 | pre_width, pre_height = get_image_dimensions(preview_path) |
|
140 | pre_width, pre_height = get_image_dimensions(preview_path) | |
141 |
|
141 | |||
142 | split = self.file.url.rsplit('.', 1) |
|
142 | split = self.file.url.rsplit('.', 1) | |
143 | w, h = 200, 150 |
|
143 | w, h = 200, 150 | |
144 | thumb_url = '%s.%sx%s.%s' % (split[0], w, h, split[1]) |
|
144 | thumb_url = '%s.%sx%s.%s' % (split[0], w, h, split[1]) | |
145 |
|
145 | |||
146 | return '<a class="{}" href="{full}">' \ |
|
146 | return '<a class="{}" href="{full}">' \ | |
147 | '<img class="post-image-preview"' \ |
|
147 | '<img class="post-image-preview"' \ | |
148 | ' src="{}"' \ |
|
148 | ' src="{}"' \ | |
149 | ' alt="{}"' \ |
|
149 | ' alt="{}"' \ | |
150 | ' width="{}"' \ |
|
150 | ' width="{}"' \ | |
151 | ' height="{}"' \ |
|
151 | ' height="{}"' \ | |
152 | ' data-width="{}"' \ |
|
152 | ' data-width="{}"' \ | |
153 | ' data-height="{}" />' \ |
|
153 | ' data-height="{}" />' \ | |
154 | '</a>' \ |
|
154 | '</a>' \ | |
155 | .format(CSS_CLASS_THUMB, |
|
155 | .format(CSS_CLASS_THUMB, | |
156 | thumb_url, |
|
156 | thumb_url, | |
157 | self.hash, |
|
157 | self.hash, | |
158 | str(pre_width), |
|
158 | str(pre_width), | |
159 | str(pre_height), str(width), str(height), |
|
159 | str(pre_height), str(width), str(height), | |
160 | full=self.file.url, image_meta=metadata) |
|
160 | full=self.file.url, image_meta=metadata) | |
161 |
|
161 | |||
162 |
|
162 | |||
163 | class UrlViewer(AbstractViewer): |
|
163 | class UrlViewer(AbstractViewer): | |
164 | @staticmethod |
|
164 | @staticmethod | |
165 | def supports(file_type): |
|
165 | def supports(file_type): | |
166 | return file_type is None |
|
166 | return file_type is None | |
167 |
|
167 | |||
168 | def get_view(self): |
|
168 | def get_view(self): | |
169 | return '<div class="image">' \ |
|
169 | return '<div class="image">' \ | |
170 | '{}' \ |
|
170 | '{}' \ | |
171 | '<div class="image-metadata">{}</div>' \ |
|
171 | '<div class="image-metadata">{}</div>' \ | |
172 | '</div>'.format(self.get_format_view(), get_domain(self.url)) |
|
172 | '</div>'.format(self.get_format_view(), get_domain(self.url)) | |
173 |
|
173 | |||
174 | def get_format_view(self): |
|
174 | def get_format_view(self): | |
175 | protocol = self.url.split('://')[0] |
|
175 | protocol = self.url.split('://')[0] | |
176 |
|
176 | |||
177 | domain = get_domain(self.url) |
|
177 | domain = get_domain(self.url) | |
178 |
|
178 | |||
179 | if protocol in URL_PROTOCOLS: |
|
179 | if protocol in URL_PROTOCOLS: | |
180 | url_image_name = URL_PROTOCOLS.get(protocol) |
|
180 | url_image_name = URL_PROTOCOLS.get(protocol) | |
181 | elif domain: |
|
181 | elif domain: | |
182 | filename = 'images/domains/{}.png'.format(domain) |
|
182 | url_image_name = self._find_image_for_domains(domain) or FILE_STUB_URL | |
183 | if file_exists(filename): |
|
|||
184 | url_image_name = 'domains/' + domain |
|
|||
185 | else: |
|
|||
186 | url_image_name = FILE_STUB_URL |
|
|||
187 | else: |
|
183 | else: | |
188 | url_image_name = FILE_STUB_URL |
|
184 | url_image_name = FILE_STUB_URL | |
189 |
|
185 | |||
190 | image_path = 'images/{}.png'.format(url_image_name) |
|
186 | image_path = 'images/{}.png'.format(url_image_name) | |
191 | image = static(image_path) |
|
187 | image = static(image_path) | |
192 | w, h = get_static_dimensions(image_path) |
|
188 | w, h = get_static_dimensions(image_path) | |
193 |
|
189 | |||
194 | return '<a href="{}">' \ |
|
190 | return '<a href="{}">' \ | |
195 | '<img class="url-image" src="{}" width="{}" height="{}"/>' \ |
|
191 | '<img class="url-image" src="{}" width="{}" height="{}"/>' \ | |
196 | '</a>'.format(self.url, image, w, h) |
|
192 | '</a>'.format(self.url, image, w, h) | |
197 |
|
193 | |||
|
194 | @cached_result() | |||
|
195 | def _find_image_for_domains(self, domain): | |||
|
196 | """ | |||
|
197 | Searches for the domain image for every domain level except top. | |||
|
198 | E.g. for l3.example.co.uk it will search for l3.example.co.uk, then | |||
|
199 | example.co.uk, then co.uk | |||
|
200 | """ | |||
|
201 | levels = domain.split('.') | |||
|
202 | while len(levels) > 1: | |||
|
203 | domain = '.'.join(levels) | |||
198 |
|
204 | |||
199 | def _get_protocol(self): |
|
205 | filename = 'images/domains/{}.png'.format(domain) | |
200 | pass |
|
206 | if file_exists(filename): | |
|
207 | return 'domains/' + domain | |||
|
208 | else: | |||
|
209 | del levels[0] | |||
201 |
|
210 |
@@ -1,177 +1,157 b'' | |||||
1 | """ |
|
1 | """ | |
2 | This module contains helper functions and helper classes. |
|
2 | This module contains helper functions and helper classes. | |
3 | """ |
|
3 | """ | |
4 | import hashlib |
|
4 | import hashlib | |
5 | import uuid |
|
5 | import uuid | |
6 |
|
6 | |||
7 | from boards.abstracts.constants import FILE_DIRECTORY |
|
7 | from boards.abstracts.constants import FILE_DIRECTORY | |
8 | from random import random |
|
8 | from random import random | |
9 | import time |
|
9 | import time | |
10 | import hmac |
|
10 | import hmac | |
11 |
|
11 | |||
12 | from django.core.cache import cache |
|
12 | from django.core.cache import cache | |
13 | from django.db.models import Model |
|
13 | from django.db.models import Model | |
14 | from django import forms |
|
14 | from django import forms | |
15 | from django.template.defaultfilters import filesizeformat |
|
15 | from django.template.defaultfilters import filesizeformat | |
16 | from django.utils import timezone |
|
16 | from django.utils import timezone | |
17 | from django.utils.translation import ugettext_lazy as _ |
|
17 | from django.utils.translation import ugettext_lazy as _ | |
18 | import magic |
|
18 | import magic | |
19 | import os |
|
19 | import os | |
20 |
|
20 | |||
21 | import boards |
|
21 | import boards | |
22 | from boards.settings import get_bool |
|
22 | from boards.settings import get_bool | |
23 | from neboard import settings |
|
23 | from neboard import settings | |
24 |
|
24 | |||
25 | CACHE_KEY_DELIMITER = '_' |
|
25 | CACHE_KEY_DELIMITER = '_' | |
26 |
|
26 | |||
27 | HTTP_FORWARDED = 'HTTP_X_FORWARDED_FOR' |
|
27 | HTTP_FORWARDED = 'HTTP_X_FORWARDED_FOR' | |
28 | META_REMOTE_ADDR = 'REMOTE_ADDR' |
|
28 | META_REMOTE_ADDR = 'REMOTE_ADDR' | |
29 |
|
29 | |||
30 | SETTING_MESSAGES = 'Messages' |
|
30 | SETTING_MESSAGES = 'Messages' | |
31 | SETTING_ANON_MODE = 'AnonymousMode' |
|
31 | SETTING_ANON_MODE = 'AnonymousMode' | |
32 |
|
32 | |||
33 | ANON_IP = '127.0.0.1' |
|
33 | ANON_IP = '127.0.0.1' | |
34 |
|
34 | |||
35 | FILE_EXTENSION_DELIMITER = '.' |
|
35 | FILE_EXTENSION_DELIMITER = '.' | |
36 |
|
36 | |||
37 | KNOWN_DOMAINS = ( |
|
|||
38 | 'org.ru', |
|
|||
39 | ) |
|
|||
40 |
|
||||
41 |
|
37 | |||
42 | def is_anonymous_mode(): |
|
38 | def is_anonymous_mode(): | |
43 | return get_bool(SETTING_MESSAGES, SETTING_ANON_MODE) |
|
39 | return get_bool(SETTING_MESSAGES, SETTING_ANON_MODE) | |
44 |
|
40 | |||
45 |
|
41 | |||
46 | def get_client_ip(request): |
|
42 | def get_client_ip(request): | |
47 | if is_anonymous_mode(): |
|
43 | if is_anonymous_mode(): | |
48 | ip = ANON_IP |
|
44 | ip = ANON_IP | |
49 | else: |
|
45 | else: | |
50 | x_forwarded_for = request.META.get(HTTP_FORWARDED) |
|
46 | x_forwarded_for = request.META.get(HTTP_FORWARDED) | |
51 | if x_forwarded_for: |
|
47 | if x_forwarded_for: | |
52 | ip = x_forwarded_for.split(',')[-1].strip() |
|
48 | ip = x_forwarded_for.split(',')[-1].strip() | |
53 | else: |
|
49 | else: | |
54 | ip = request.META.get(META_REMOTE_ADDR) |
|
50 | ip = request.META.get(META_REMOTE_ADDR) | |
55 | return ip |
|
51 | return ip | |
56 |
|
52 | |||
57 |
|
53 | |||
58 | # TODO The output format is not epoch because it includes microseconds |
|
54 | # TODO The output format is not epoch because it includes microseconds | |
59 | def datetime_to_epoch(datetime): |
|
55 | def datetime_to_epoch(datetime): | |
60 | return int(time.mktime(timezone.localtime( |
|
56 | return int(time.mktime(timezone.localtime( | |
61 | datetime,timezone.get_current_timezone()).timetuple()) |
|
57 | datetime,timezone.get_current_timezone()).timetuple()) | |
62 | * 1000000 + datetime.microsecond) |
|
58 | * 1000000 + datetime.microsecond) | |
63 |
|
59 | |||
64 |
|
60 | |||
65 | def get_websocket_token(user_id='', timestamp=''): |
|
61 | def get_websocket_token(user_id='', timestamp=''): | |
66 | """ |
|
62 | """ | |
67 | Create token to validate information provided by new connection. |
|
63 | Create token to validate information provided by new connection. | |
68 | """ |
|
64 | """ | |
69 |
|
65 | |||
70 | sign = hmac.new(settings.CENTRIFUGE_PROJECT_SECRET.encode()) |
|
66 | sign = hmac.new(settings.CENTRIFUGE_PROJECT_SECRET.encode()) | |
71 | sign.update(settings.CENTRIFUGE_PROJECT_ID.encode()) |
|
67 | sign.update(settings.CENTRIFUGE_PROJECT_ID.encode()) | |
72 | sign.update(user_id.encode()) |
|
68 | sign.update(user_id.encode()) | |
73 | sign.update(timestamp.encode()) |
|
69 | sign.update(timestamp.encode()) | |
74 | token = sign.hexdigest() |
|
70 | token = sign.hexdigest() | |
75 |
|
71 | |||
76 | return token |
|
72 | return token | |
77 |
|
73 | |||
78 |
|
74 | |||
79 | # TODO Test this carefully |
|
75 | # TODO Test this carefully | |
80 | def cached_result(key_method=None): |
|
76 | def cached_result(key_method=None): | |
81 | """ |
|
77 | """ | |
82 | Caches method result in the Django's cache system, persisted by object name, |
|
78 | Caches method result in the Django's cache system, persisted by object name, | |
83 | object name, model id if object is a Django model, args and kwargs if any. |
|
79 | object name, model id if object is a Django model, args and kwargs if any. | |
84 | """ |
|
80 | """ | |
85 | def _cached_result(function): |
|
81 | def _cached_result(function): | |
86 | def inner_func(obj, *args, **kwargs): |
|
82 | def inner_func(obj, *args, **kwargs): | |
87 | cache_key_params = [obj.__class__.__name__, function.__name__] |
|
83 | cache_key_params = [obj.__class__.__name__, function.__name__] | |
88 |
|
84 | |||
89 | cache_key_params += args |
|
85 | cache_key_params += args | |
90 | for key, value in kwargs: |
|
86 | for key, value in kwargs: | |
91 | cache_key_params.append(key + ':' + value) |
|
87 | cache_key_params.append(key + ':' + value) | |
92 |
|
88 | |||
93 | if isinstance(obj, Model): |
|
89 | if isinstance(obj, Model): | |
94 | cache_key_params.append(str(obj.id)) |
|
90 | cache_key_params.append(str(obj.id)) | |
95 |
|
91 | |||
96 | if key_method is not None: |
|
92 | if key_method is not None: | |
97 | cache_key_params += [str(arg) for arg in key_method(obj)] |
|
93 | cache_key_params += [str(arg) for arg in key_method(obj)] | |
98 |
|
94 | |||
99 | cache_key = CACHE_KEY_DELIMITER.join(cache_key_params) |
|
95 | cache_key = CACHE_KEY_DELIMITER.join(cache_key_params) | |
100 |
|
96 | |||
101 | persisted_result = cache.get(cache_key) |
|
97 | persisted_result = cache.get(cache_key) | |
102 | if persisted_result is not None: |
|
98 | if persisted_result is not None: | |
103 | result = persisted_result |
|
99 | result = persisted_result | |
104 | else: |
|
100 | else: | |
105 | result = function(obj, *args, **kwargs) |
|
101 | result = function(obj, *args, **kwargs) | |
106 | if result is not None: |
|
102 | if result is not None: | |
107 | cache.set(cache_key, result) |
|
103 | cache.set(cache_key, result) | |
108 |
|
104 | |||
109 | return result |
|
105 | return result | |
110 |
|
106 | |||
111 | return inner_func |
|
107 | return inner_func | |
112 | return _cached_result |
|
108 | return _cached_result | |
113 |
|
109 | |||
114 |
|
110 | |||
115 | def get_file_hash(file) -> str: |
|
111 | def get_file_hash(file) -> str: | |
116 | md5 = hashlib.md5() |
|
112 | md5 = hashlib.md5() | |
117 | for chunk in file.chunks(): |
|
113 | for chunk in file.chunks(): | |
118 | md5.update(chunk) |
|
114 | md5.update(chunk) | |
119 | return md5.hexdigest() |
|
115 | return md5.hexdigest() | |
120 |
|
116 | |||
121 |
|
117 | |||
122 | def validate_file_size(size: int): |
|
118 | def validate_file_size(size: int): | |
123 | max_size = boards.settings.get_int('Forms', 'MaxFileSize') |
|
119 | max_size = boards.settings.get_int('Forms', 'MaxFileSize') | |
124 | if size > max_size: |
|
120 | if size > max_size: | |
125 | raise forms.ValidationError( |
|
121 | raise forms.ValidationError( | |
126 | _('File must be less than %s but is %s.') |
|
122 | _('File must be less than %s but is %s.') | |
127 | % (filesizeformat(max_size), filesizeformat(size))) |
|
123 | % (filesizeformat(max_size), filesizeformat(size))) | |
128 |
|
124 | |||
129 |
|
125 | |||
130 | def get_extension(filename): |
|
126 | def get_extension(filename): | |
131 | return filename.split(FILE_EXTENSION_DELIMITER)[-1:][0] |
|
127 | return filename.split(FILE_EXTENSION_DELIMITER)[-1:][0] | |
132 |
|
128 | |||
133 |
|
129 | |||
134 | def get_upload_filename(model_instance, old_filename): |
|
130 | def get_upload_filename(model_instance, old_filename): | |
135 | extension = get_extension(old_filename) |
|
131 | extension = get_extension(old_filename) | |
136 | new_name = '{}.{}'.format(uuid.uuid4(), extension) |
|
132 | new_name = '{}.{}'.format(uuid.uuid4(), extension) | |
137 |
|
133 | |||
138 | return os.path.join(FILE_DIRECTORY, new_name) |
|
134 | return os.path.join(FILE_DIRECTORY, new_name) | |
139 |
|
135 | |||
140 |
|
136 | |||
141 | def get_file_mimetype(file) -> str: |
|
137 | def get_file_mimetype(file) -> str: | |
142 | file_type = magic.from_buffer(file.chunks().__next__(), mime=True) |
|
138 | file_type = magic.from_buffer(file.chunks().__next__(), mime=True) | |
143 | if file_type is None: |
|
139 | if file_type is None: | |
144 | file_type = 'application/octet-stream' |
|
140 | file_type = 'application/octet-stream' | |
145 | elif type(file_type) == bytes: |
|
141 | elif type(file_type) == bytes: | |
146 | file_type = file_type.decode() |
|
142 | file_type = file_type.decode() | |
147 | return file_type |
|
143 | return file_type | |
148 |
|
144 | |||
149 |
|
145 | |||
150 | def get_domain(url: str) -> str: |
|
146 | def get_domain(url: str) -> str: | |
151 | """ |
|
147 | """ | |
152 | Gets domain from an URL with random number of domain levels. |
|
148 | Gets domain from an URL with random number of domain levels. | |
153 | """ |
|
149 | """ | |
154 | domain_parts = url.split('/') |
|
150 | domain_parts = url.split('/') | |
155 | if len(domain_parts) >= 2: |
|
151 | if len(domain_parts) >= 2: | |
156 | full_domain = domain_parts[2] |
|
152 | full_domain = domain_parts[2] | |
157 | else: |
|
153 | else: | |
158 | full_domain = '' |
|
154 | full_domain = '' | |
159 |
|
155 | |||
160 |
re |
|
156 | return full_domain | |
161 | if full_domain: |
|
|||
162 | levels = full_domain.split('.') |
|
|||
163 | if len(levels) >= 2: |
|
|||
164 | top = levels[-1] |
|
|||
165 | second = levels[-2] |
|
|||
166 |
|
157 | |||
167 | has_third_level = len(levels) > 2 |
|
|||
168 | if has_third_level: |
|
|||
169 | third = levels[-3] |
|
|||
170 |
|
||||
171 | if has_third_level and ('{}.{}'.format(second, top) in KNOWN_DOMAINS): |
|
|||
172 | result = '{}.{}.{}'.format(third, second, top) |
|
|||
173 | else: |
|
|||
174 | result = '{}.{}'.format(second, top) |
|
|||
175 |
|
||||
176 | return result |
|
|||
177 |
|
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