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Commit | Line | Data |
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d65a1dcf JN |
1 | import |
2 | htmlparser, | |
3 | httpClient, | |
c12cc641 | 4 | json, |
e9f0c7d0 | 5 | os, |
d65a1dcf | 6 | osproc, |
c12cc641 | 7 | re, |
d65a1dcf | 8 | sequtils, |
d65a1dcf | 9 | std/[terminal], |
e9f0c7d0 | 10 | strformat, |
c12cc641 | 11 | strformat, |
d65a1dcf JN |
12 | strtabs, |
13 | strutils, | |
c12cc641 | 14 | sugar, |
6f161e0b | 15 | tables, |
d65a1dcf JN |
16 | uri, |
17 | xmltree | |
18 | ||
19 | import config | |
20 | ||
21 | type | |
6f161e0b | 22 | Options* = Table[string, bool] |
e9f0c7d0 | 23 | SearchResult* = tuple[title: string, url: string] |
13a4017d | 24 | SearchResults* = seq[tuple[title: string, url: string]] |
6f161e0b | 25 | CommandLineOptions* = tuple[searchQuery: string, options: Options] |
e6561dc9 | 26 | SelectionRange* = tuple[begin: int, until: int] |
d65a1dcf | 27 | |
e9f0c7d0 | 28 | # poEchoCmd can be added to options for debugging |
e4a68706 | 29 | let processOptions = {poStdErrToStdOut, poUsePath} |
c12cc641 JN |
30 | let PEERTUBE_REGEX = re"videos\/watch\/[0-9a-f]{8}\b-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-\b[0-9a-f]{12}" |
31 | ||
32 | proc isInstalled(program: string): bool = | |
33 | execProcess("which " & program).len != 0 | |
9e6b8568 | 34 | |
d65a1dcf | 35 | proc selectMediaPlayer*(): string = |
c12cc641 | 36 | let availablePlayers = supportedPlayers.filter(isInstalled) |
d65a1dcf JN |
37 | if len(availablePlayers) == 0: |
38 | stderr.writeLine &"Please install one of the supported media players: {supportedPlayers}" | |
39 | raise newException(OSError, "No supported media player found") | |
40 | else: | |
41 | return availablePlayers[0] | |
42 | ||
43 | proc getYoutubePage*(searchQuery: string): string = | |
44 | let queryParam = encodeUrl(searchQuery) | |
45 | let client = newHttpClient() | |
46 | let response = get(client, &"https://www.youtube.com/results?hl=en&search_query={queryParam}") | |
47 | return $response.body | |
48 | ||
c12cc641 JN |
49 | proc getPeerTubeMagnetLink(url: string): string = |
50 | # Gets the magnet link of the best possible resolutino from PeerTube | |
51 | let uuid = url.substr(find(url, PEERTUBE_REGEX) + "videos/watch/".len) | |
52 | let domainName = url.substr(8, find(url, '/', start=8) - 1) | |
53 | let apiURL = &"https://{domainName}/api/v1/videos/{uuid}" | |
54 | let client = newHttpClient() | |
55 | let response = get(client, apiURL) | |
56 | let jsonNode = parseJson($response.body) | |
57 | jsonNode["files"][0]["magnetUri"].getStr() | |
58 | ||
13a4017d | 59 | func extractTitlesAndUrls*(html: string): SearchResults = |
4a0587e2 JN |
60 | {.noSideEffect.}: |
61 | parseHtml(html).findAll("a"). | |
62 | filter(a => "watch" in a.attrs["href"] and a.attrs.hasKey "title"). | |
72720bec | 63 | map(a => (a.attrs["title"], "https://www.youtube.com" & a.attrs["href"])) |
d65a1dcf | 64 | |
13a4017d | 65 | proc presentVideoOptions*(searchResults: SearchResults) = |
17955bba | 66 | eraseScreen() |
d65a1dcf JN |
67 | for index, (title, url) in searchResults: |
68 | styledEcho $index, ". ", styleBright, fgMagenta, title, "\n", resetStyle, fgCyan, url, "\n" | |
69 | ||
d36e2201 | 70 | func isPlaylist(url: string): bool = |
28d7042e | 71 | # Identifies if video is part of a playlist |
d36e2201 JN |
72 | # Only YouTube playlists are supported for now |
73 | "www.youtube.com" in url and "&list=" in url | |
74 | ||
75 | # This is a pure function with no side effects | |
76 | func buildPlayerArgs(url: string, options: Table[string, bool], player: string): seq[string] = | |
046c2cc3 JN |
77 | let url = |
78 | # Playlists are only supported for MPV player | |
79 | if isPlaylist(url) and player == "mpv": | |
80 | "https://www.youtube.com/playlist?" & url.split('&')[1] | |
81 | else: url | |
82 | let musicOnly = if options["musicOnly"]: "--no-video" else: "" | |
83 | let fullScreen = if options["fullScreen"]: "--fullscreen" else: "" | |
84 | return filterIt([url, musicOnly, fullScreen], it != "") | |
d36e2201 JN |
85 | |
86 | proc play*(player: string, options: Table[string, bool], url: string, title: string = "") = | |
87 | let args = buildPlayerArgs(url, options, player) | |
88 | if title != "": | |
89 | styledEcho "\n", fgGreen, "Playing ", styleBright, fgMagenta, title | |
e71f26f3 JN |
90 | if "--no-video" in args: |
91 | discard execShellCmd(&"{player} {args.join(\" \")}") | |
92 | else: | |
93 | discard execProcess(player, args=args, options=processOptions) | |
d65a1dcf | 94 | |
9a8ef4ad JN |
95 | func buildMusicDownloadArgs*(url: string): seq[string] = |
96 | {.noSideEffect.}: | |
9a8ef4ad | 97 | let downloadLocation = &"'{expandTilde(musicDownloadDirectory)}/%(title)s.%(ext)s'" |
046c2cc3 | 98 | return @["--ignore-errors", "-f", "bestaudio", "--extract-audio", "--audio-format", "mp3", "--audio-quality", "0", "-o", downloadLocation, url] |
9a8ef4ad JN |
99 | |
100 | func buildVideoDownloadArgs*(url: string): seq[string] = | |
101 | {.noSideEffect.}: | |
9a8ef4ad | 102 | let downloadLocation = &"'{expandTilde(videoDownloadDirectory)}/%(title)s.%(ext)s'" |
046c2cc3 | 103 | return @["-f", "best", "-o", downloadLocation, url] |
9a8ef4ad | 104 | |
e9f0c7d0 JN |
105 | proc download*(args: openArray[string], title: string) = |
106 | styledEcho "\n", fgGreen, "Downloading ", styleBright, fgMagenta, title | |
107 | discard execShellCmd(&"youtube-dl {args.join(\" \")}") | |
108 | ||
d65a1dcf JN |
109 | func urlLongen(url: string): string = |
110 | url.replace("youtu.be/", "www.youtube.com/watch?v=") | |
111 | ||
112 | func stripZshEscaping(url: string): string = | |
113 | url.replace("\\", "") | |
114 | ||
115 | func sanitizeURL*(url: string): string = | |
116 | urlLongen(stripZshEscaping(url)) | |
117 | ||
d36e2201 | 118 | proc directPlay*(url: string, player: string, options: Table[string, bool]) = |
c12cc641 JN |
119 | let url = |
120 | if find(url, PEERTUBE_REGEX) != -1 and isInstalled("webtorrent"): | |
121 | getPeerTubeMagnetLink(url) | |
122 | else: url | |
d7688e97 | 123 | if url.startswith("magnet:") or url.endswith(".torrent"): |
d36e2201 | 124 | if options["musicOnly"]: |
8d06ad69 | 125 | # TODO Replace with WebTorrent once it supports media player options |
811928a7 JN |
126 | discard execShellCmd(&"peerflix '{url}' -a --{player} -- --no-video") |
127 | else: | |
8d06ad69 JN |
128 | # WebTorrent is so much faster! |
129 | discard execProcess("webtorrent", args=[url, &"--{player}"], options=processOptions) | |
fe1a5856 | 130 | else: |
d36e2201 | 131 | play(player, options, url) |
811928a7 JN |
132 | |
133 | proc directDownload*(url: string, musicOnly: bool) = | |
134 | let args = | |
135 | if musicOnly: buildMusicDownloadArgs(url) | |
136 | else: buildVideoDownloadArgs(url) | |
9a8ef4ad | 137 | discard execShellCmd(&"youtube-dl {args.join(\" \")}") |
13a4017d JN |
138 | |
139 | proc offerSelection(searchResults: SearchResults, options: Table[string, bool], selectionRange: SelectionRange): string = | |
140 | if options["feelingLucky"]: "0" | |
141 | else: | |
142 | presentVideoOptions(searchResults[selectionRange.begin .. selectionRange.until]) | |
143 | stdout.styledWrite(fgYellow, "Choose video number: ") | |
144 | readLine(stdin) | |
145 | ||
13a4017d JN |
146 | proc handleUserInput(searchResult: SearchResult, options: Table[string, bool], player: string) = |
147 | if options["download"]: | |
148 | if options["musicOnly"]: | |
149 | download(buildMusicDownloadArgs(searchResult.url), searchResult.title) | |
150 | else: | |
151 | download(buildVideoDownloadArgs(searchResult.url), searchResult.title) | |
152 | else: | |
d36e2201 | 153 | play(player, options, searchResult.url, searchResult.title) |
13a4017d JN |
154 | |
155 | proc present*(searchResults: SearchResults, options: Table[string, bool], selectionRange: SelectionRange, player: string) = | |
156 | #[ Continuously present options till the user quits the application | |
157 | selectionRange: Currently available range to choose from depending on pagination | |
158 | ]# | |
159 | ||
160 | let userInput = offerSelection(searchResults, options, selectionRange) | |
161 | ||
162 | case userInput | |
163 | of "all": | |
164 | for selection in selectionRange.begin .. selectionRange.until: | |
165 | handleUserInput(searchResults[selection], options, player) | |
166 | quit(0) | |
167 | of "n": | |
168 | if selectionRange.until + 1 < len(searchResults): | |
169 | let newSelectionRange = (selectionRange.until + 1, min(len(searchResults) - 1, selectionRange.until + limit)) | |
170 | present(searchResults, options, newSelectionRange, player) | |
ebae91b4 JN |
171 | else: |
172 | present(searchResults, options, selectionRange, player) | |
13a4017d JN |
173 | of "p": |
174 | if selectionRange.begin > 0: | |
175 | let newSelectionRange = (selectionRange.begin - limit, selectionRange.until - limit) | |
176 | present(searchResults, options, newSelectionRange, player) | |
ebae91b4 JN |
177 | else: |
178 | present(searchResults, options, selectionRange, player) | |
13a4017d JN |
179 | of "q": |
180 | quit(0) | |
181 | else: | |
db34bbff JN |
182 | let searchResult = searchResults[selectionRange.begin .. selectionRange.until][parseInt(userInput)] |
183 | handleUserInput(searchResult, options, player) | |
13a4017d JN |
184 | if options["feelingLucky"]: |
185 | quit(0) | |
186 | else: | |
187 | present(searchResults, options, selectionRange, player) |