2 // Armadillo File Manager
3 // Copyright (c) 2011, Robert Sesek <http://www.bluestatic.org>
5 // This program is free software: you can redistribute it and/or modify it under
6 // the terms of the GNU General Public License as published by the Free Software
7 // Foundation, either version 3 of the License, or any later version.
25 // Takes a full file path and renames the last path component as if it were a
26 // TV episode. This performs the actual rename as well.
27 func RenameEpisode(inPath string) (*string, os.Error) {
28 // Parse the filename into its components.
29 dirName, fileName := path.Split(inPath)
30 info := parseEpisodeName(fileName)
32 return nil, os.NewError("Could not parse file name")
35 // Create the URL and perform the lookup.
36 queryURL := buildURL(info)
37 response, err := performLookup(queryURL)
42 // Parse the response into the fullEpisodeInfo struct.
43 fullInfo := parseResponse(response)
45 // Create the new path.
46 newName := fmt.Sprintf("%s - %dx%02d - %s", fullInfo.episode.showName,
47 fullInfo.episode.season, fullInfo.episode.episode, fullInfo.episodeName)
48 newName = strings.Replace(newName, "/", "_", -1)
49 newName += path.Ext(fileName)
50 newPath := path.Join(dirName, newName)
55 type episodeInfo struct {
61 type fullEpisodeInfo struct {
66 // Parses the last path component into a the component structure.
67 func parseEpisodeName(name string) *episodeInfo {
68 regex := regexp.MustCompile("(.+)( |\\.)[sS]?([0-9]+)[xeXE]([0-9]+)")
69 matches := regex.FindAllStringSubmatch(name, -1)
70 if len(matches) < 1 || len(matches[0]) < 4 {
74 // Convert the season and episode numbers to integers.
75 season, episode := convertEpisode(matches[0][3], matches[0][4])
76 if season == 0 && season == episode {
80 // If the separator between the show title and episode is a period, then
81 // it's likely of the form "some.show.name.s03e06.720p.blah.mkv", so strip the
82 // periods in the title.
83 var showName string = matches[0][1]
84 if matches[0][2] == "." {
85 showName = strings.Replace(matches[0][1], ".", " ", -1)
95 // Builds the URL to which we send a HTTP request to get the episode name.
96 func buildURL(info *episodeInfo) string {
97 return fmt.Sprintf("http://services.tvrage.com/tools/quickinfo.php?show=%s&ep=%dx%d",
98 url.QueryEscape(info.showName), info.season, info.episode)
101 // Converts a season and episode to integers. If the return values are both 0,
102 // an error occurred.
103 func convertEpisode(season string, episode string) (int, int) {
104 seasonInt, err := strconv.Atoi(season)
108 episodeInt, err := strconv.Atoi(episode)
112 return seasonInt, episodeInt
115 // Performs the actual lookup and returns the HTTP response.
116 func performLookup(urlString string) (*http.Response, os.Error) {
117 url_, err := url.Parse(urlString)
122 // Open a TCP connection.
123 conn, err := net.Dial("tcp", url_.Host+":"+url_.Scheme)
128 // Perform the HTTP request.
129 client := http.NewClientConn(conn, nil)
130 request, err := http.NewRequest("GET", urlString, nil)
134 request.Header.Set("User-Agent", "Armadillo File Manager")
135 err = client.Write(request)
139 return client.Read(request)
142 // Parses the HTTP response from performLookup().
143 func parseResponse(response *http.Response) *fullEpisodeInfo {
146 var info fullEpisodeInfo
148 buf := bufio.NewReader(response.Body)
149 for ; err != os.EOF; line, err = buf.ReadString('\n') {
150 // An error ocurred while reading.
154 var parts []string = strings.SplitN(line, "@", 2)
160 info.episode.showName = strings.TrimSpace(parts[1])
162 // Split the line, which is of the form: |SxE^Name^AirDate|.
163 parts = strings.SplitN(parts[1], "^", 3)
164 info.episodeName = parts[1]
165 // Split the episode string.
166 episode := strings.SplitN(parts[0], "x", 2)
167 info.episode.season, info.episode.episode = convertEpisode(episode[0], episode[1])
168 if info.episode.season == 0 && info.episode.season == info.episode.episode {