aboutsummaryrefslogtreecommitdiff
path: root/server/opensubtitles.lua
blob: d5b36e408fd6ae7973b73072970e6c852138df72 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
#!/usr/bin/env lua

local curl = require 'lib/curl'
local util = require 'lib/util'
local attr = require 'lib/attr'

-- [[ languages supported by opensubtitles ]] --
local languages = {
	['english'] = 'eng',
	['abkhazian'] = 'abk',
	['afrikaans'] = 'afr',
	['albanian'] = 'alb',
	['arabic'] = 'ara',
	['aragonese'] = 'arg',
	['armenian'] = 'arm',
	['assamese'] = 'asm',
	['asturian'] = 'ast',
	['azerbaijani'] = 'aze',
	['basque'] = 'baq',
	['belarusian'] = 'bel',
	['bengali'] = 'ben',
	['bosnian'] = 'bos',
	['breton'] = 'bre',
	['bulgarian'] = 'bul',
	['burmese'] = 'bur',
	['catalan'] = 'cat',
	['chinese (simplified)'] = 'chi',
	['chinese (traditional)'] = 'zht',
	['chinese bilingual'] = 'zhe',
	['croatian'] = 'hrv',
	['czech'] = 'cze',
	['danish'] = 'dan',
	['dari'] = 'prs',
	['dutch'] = 'dut',
	['esperanto'] = 'epo',
	['estonian'] = 'est',
	['extremaduran'] = 'ext',
	['finnish'] = 'fin',
	['french'] = 'fre',
	['gaelic'] = 'gla',
	['galician'] = 'glg',
	['georgian'] = 'geo',
	['german'] = 'ger',
	['greek'] = 'ell',
	['hebrew'] = 'heb',
	['hindi'] = 'hin',
	['hungarian'] = 'hun',
	['icelandic'] = 'ice',
	['igbo'] = 'ibo',
	['indonesian'] = 'ind',
	['interlingua'] = 'ina',
	['irish'] = 'gle',
	['italian'] = 'ita',
	['japanese'] = 'jpn',
	['kannada'] = 'kan',
	['kazakh'] = 'kaz',
	['khmer'] = 'khm',
	['korean'] = 'kor',
	['kurdish'] = 'kur',
	['latvian'] = 'lav',
	['lithuanian'] = 'lit',
	['luxembourgish'] = 'ltz',
	['macedonian'] = 'mac',
	['malay'] = 'may',
	['malayalam'] = 'mal',
	['manipuri'] = 'mni',
	['marathi'] = 'mar',
	['mongolian'] = 'mon',
	['montenegrin'] = 'mne',
	['navajo'] = 'nav',
	['nepali'] = 'nep',
	['northern sami'] = 'sme',
	['norwegian'] = 'nor',
	['occitan'] = 'oci',
	['odia'] = 'ori',
	['persian'] = 'per',
	['polish'] = 'pol',
	['portuguese'] = 'por',
	['portuguese (br)'] = 'pob',
	['portuguese (mz)'] = 'pom',
	['pushto'] = 'pus',
	['romanian'] = 'rum',
	['russian'] = 'rus',
	['santali'] = 'sat',
	['serbian'] = 'scc',
	['sindhi'] = 'snd',
	['sinhalese'] = 'sin',
	['slovak'] = 'slo',
	['slovenian'] = 'slv',
	['somali'] = 'som',
	['spanish'] = 'spa',
	['spanish (eu)'] = 'spn',
	['spanish (la)'] = 'spl',
	['swahili'] = 'swa',
	['swedish'] = 'swe',
	['syriac'] = 'syr',
	['tagalog'] = 'tgl',
	['tamil'] = 'tam',
	['tatar'] = 'tat',
	['telugu'] = 'tel',
	['thai'] = 'tha',
	['toki pona'] = 'tok',
	['turkish'] = 'tur',
	['turkmen'] = 'tuk',
	['ukrainian'] = 'ukr',
	['urdu'] = 'urd',
	['uzbek'] = 'uzb',
	['vietnamese'] = 'vie',
	['welsh'] = 'wel',
}


local language = 'english'
local domain = 'https://www.opensubtitles.org'
local tries = 10

local ids_fetch = function (page)
	local iter, no_name, line, id, name, tab

	tab = {}
	no_name = 0
	iter = page:gmatch('[^\n\r]+')
	while true do
		line = iter()
		if not line then
			break
		end

		id = line:match('/en/subtitles/%d*')
		if id then
			id = id:match('%d+$')

			line = iter() -- movie
			if line:find('%.%.%.$') then
				-- name cuts off...
				name = line:gsub('"[^"]*$', '')
				name = name:match('[^"]+$')
			else
				name = line:gsub('<br/><a rel.*$', '')
				name = name:match('[^>]+$')
			end

			if not name then
				line = iter()

				if line:find('^%[S%d%dE%d%d%]$') then
					-- it's a series
					line = iter()
					if line:find('%.%.%.$') then
						name = line:gsub('^.*title="', '')
						name = name:match('[^"]+')
					else
						name = line:match('[^<]+')
					end
				else
					-- no name
					name = tostring(no_name)
					no_name = no_name + 1
				end
			end

			tab[name] = id
		end
	end

	return tab
end

local search_ohash = function (ohash, name)
	local fetch, hcode, url, id

	url = domain .. '/en' .. '/search/sublanguageid-' ..
	      languages[language] .. '/moviehash-' .. ohash
	fetch, hcode = curl.get(url, nil, nil, tries)

	id = attr.fuzzy(name, ids_fetch(fetch))
	if hcode and not id then
		util.error('opensubtitles: search_ohash')
	end

	if id then
		return domain .. '/en/subtitleserve/sub/' .. id
	end
end

local search_filesize = function (filesize, name)
	local fetch, hcode, url, id, a

	a = attr.build(name)

	url = domain .. '/en' .. '/search/sublanguageid-' .. languages[language]
	if a.season and a.episode then
		url = url .. '/season-' .. a.season .. '/episode-' .. a.episode
	end
	url = url .. '/moviebytesize-' .. filesize

	fetch, hcode = curl.get(url, nil, nil, tries)
	if not hcode then
		return nil
	end

	id = attr.fuzzy(name, ids_fetch(fetch))
	if id then
		return domain .. '/en/subtitleserve/sub/' .. id
	end
end

local search = function (path, out, info)
	local ohash, link, name

	name = info.name or util.string_vid_path_to_name(path)
	if util.file_exists(path) then
		ohash = util.opensubtitles_hash(path)
		link = search_ohash(ohash, name)
	end
	if not link then
		link = search_filesize(info.filesize, name)
	end

	if link then
		return curl.zip_link_to_file(link, nil, out, tries)
	end
end

return {
	search_ohash = search_ohash,
	search_filesize = search_filesize,
	search = search
}