| 1 | package be.nikiroo.fanfix.supported; |
| 2 | |
| 3 | import java.io.File; |
| 4 | import java.io.IOException; |
| 5 | import java.io.InputStream; |
| 6 | import java.net.URISyntaxException; |
| 7 | import java.net.URL; |
| 8 | import java.util.ArrayList; |
| 9 | import java.util.List; |
| 10 | import java.util.Map.Entry; |
| 11 | import java.util.Scanner; |
| 12 | |
| 13 | import be.nikiroo.fanfix.Instance; |
| 14 | import be.nikiroo.fanfix.bundles.Config; |
| 15 | |
| 16 | /** |
| 17 | * Support class for local stories encoded in textual format, with a few rules: |
| 18 | * <ul> |
| 19 | * <li>The title must be on the first line</li> |
| 20 | * <li>The author (preceded by nothing, "by " or "©") must be on the second |
| 21 | * line, possibly with the publication date in parenthesis (i.e., " |
| 22 | * <tt>By Unknown (3rd October 1998)</tt>")</li> |
| 23 | * <li>Chapters must be declared with "<tt>Chapter x</tt>" or " |
| 24 | * <tt>Chapter x: NAME OF THE CHAPTER</tt>", where "<tt>x</tt>" is the chapter |
| 25 | * number</li> |
| 26 | * <li>A description of the story must be given as chapter number 0</li> |
| 27 | * <li>A cover may be present, with the same filename but a PNG, JPEG or JPG |
| 28 | * extension</li< |
| 29 | * </ul> |
| 30 | * |
| 31 | * @author niki |
| 32 | */ |
| 33 | class Text extends BasicSupport { |
| 34 | @Override |
| 35 | protected boolean isHtml() { |
| 36 | return false; |
| 37 | } |
| 38 | |
| 39 | @Override |
| 40 | public String getSourceName() { |
| 41 | return "text"; |
| 42 | } |
| 43 | |
| 44 | @Override |
| 45 | protected String getPublisher(URL source, InputStream in) |
| 46 | throws IOException { |
| 47 | return ""; |
| 48 | } |
| 49 | |
| 50 | @Override |
| 51 | protected String getSubject(URL source, InputStream in) throws IOException { |
| 52 | try { |
| 53 | File file = new File(source.toURI()); |
| 54 | return file.getParentFile().getName(); |
| 55 | } catch (URISyntaxException e) { |
| 56 | throw new IOException("Cannot parse the URL to File: " |
| 57 | + source.toString(), e); |
| 58 | } |
| 59 | |
| 60 | } |
| 61 | |
| 62 | @Override |
| 63 | protected String getLang(URL source, InputStream in) throws IOException { |
| 64 | @SuppressWarnings("resource") |
| 65 | Scanner scan = new Scanner(in, "UTF-8"); |
| 66 | scan.useDelimiter("\\n"); |
| 67 | scan.next(); // Title |
| 68 | scan.next(); // Author (Date) |
| 69 | String chapter0 = scan.next(); // empty or Chapter 0 |
| 70 | while (chapter0.isEmpty()) { |
| 71 | chapter0 = scan.next(); |
| 72 | } |
| 73 | |
| 74 | String lang = detectChapter(chapter0); |
| 75 | if (lang == null) { |
| 76 | lang = super.getLang(source, in); |
| 77 | } else { |
| 78 | lang = lang.toUpperCase(); |
| 79 | } |
| 80 | |
| 81 | return lang; |
| 82 | } |
| 83 | |
| 84 | @Override |
| 85 | protected String getTitle(URL source, InputStream in) throws IOException { |
| 86 | @SuppressWarnings("resource") |
| 87 | Scanner scan = new Scanner(in, "UTF-8"); |
| 88 | scan.useDelimiter("\\n"); |
| 89 | return scan.next(); |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | protected String getAuthor(URL source, InputStream in) throws IOException { |
| 94 | @SuppressWarnings("resource") |
| 95 | Scanner scan = new Scanner(in, "UTF-8"); |
| 96 | scan.useDelimiter("\\n"); |
| 97 | scan.next(); |
| 98 | String authorDate = scan.next(); |
| 99 | |
| 100 | String author = authorDate; |
| 101 | int pos = authorDate.indexOf('('); |
| 102 | if (pos >= 0) { |
| 103 | author = authorDate.substring(0, pos); |
| 104 | } |
| 105 | |
| 106 | return author; |
| 107 | } |
| 108 | |
| 109 | @Override |
| 110 | protected String getDate(URL source, InputStream in) throws IOException { |
| 111 | @SuppressWarnings("resource") |
| 112 | Scanner scan = new Scanner(in, "UTF-8"); |
| 113 | scan.useDelimiter("\\n"); |
| 114 | scan.next(); |
| 115 | String authorDate = scan.next(); |
| 116 | |
| 117 | String date = ""; |
| 118 | int pos = authorDate.indexOf('('); |
| 119 | if (pos >= 0) { |
| 120 | date = authorDate.substring(pos + 1).trim(); |
| 121 | pos = date.lastIndexOf(')'); |
| 122 | if (pos >= 0) { |
| 123 | date = date.substring(0, pos).trim(); |
| 124 | } |
| 125 | } |
| 126 | |
| 127 | return date; |
| 128 | } |
| 129 | |
| 130 | @Override |
| 131 | protected String getDesc(URL source, InputStream in) { |
| 132 | return getChapterContent(source, in, 0); |
| 133 | } |
| 134 | |
| 135 | @Override |
| 136 | protected URL getCover(URL source, InputStream in) { |
| 137 | String path; |
| 138 | try { |
| 139 | path = new File(source.toURI()).getPath(); |
| 140 | } catch (URISyntaxException e) { |
| 141 | Instance.syserr(e); |
| 142 | path = null; |
| 143 | } |
| 144 | |
| 145 | for (String ext : new String[] { ".txt", ".text", ".story" }) { |
| 146 | if (path.endsWith(ext)) { |
| 147 | path = path.substring(0, path.length() - ext.length()); |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | return getImage(source, path); |
| 152 | } |
| 153 | |
| 154 | @Override |
| 155 | protected List<Entry<String, URL>> getChapters(URL source, InputStream in) { |
| 156 | List<Entry<String, URL>> chaps = new ArrayList<Entry<String, URL>>(); |
| 157 | @SuppressWarnings("resource") |
| 158 | Scanner scan = new Scanner(in, "UTF-8"); |
| 159 | scan.useDelimiter("\\n"); |
| 160 | boolean descSkipped = false; |
| 161 | boolean prevLineEmpty = false; |
| 162 | while (scan.hasNext()) { |
| 163 | String line = scan.next(); |
| 164 | if (prevLineEmpty && detectChapter(line) != null) { |
| 165 | if (descSkipped) { |
| 166 | String chapName = Integer.toString(chaps.size()); |
| 167 | int pos = line.indexOf(':'); |
| 168 | if (pos >= 0 && pos + 1 < line.length()) { |
| 169 | chapName = line.substring(pos + 1).trim(); |
| 170 | } |
| 171 | final URL value = source; |
| 172 | final String key = chapName; |
| 173 | chaps.add(new Entry<String, URL>() { |
| 174 | public URL setValue(URL value) { |
| 175 | return null; |
| 176 | } |
| 177 | |
| 178 | public URL getValue() { |
| 179 | return value; |
| 180 | } |
| 181 | |
| 182 | public String getKey() { |
| 183 | return key; |
| 184 | } |
| 185 | }); |
| 186 | } else { |
| 187 | descSkipped = true; |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | prevLineEmpty = line.trim().isEmpty(); |
| 192 | } |
| 193 | |
| 194 | return chaps; |
| 195 | } |
| 196 | |
| 197 | @Override |
| 198 | protected String getChapterContent(URL source, InputStream in, int number) { |
| 199 | StringBuilder builder = new StringBuilder(); |
| 200 | @SuppressWarnings("resource") |
| 201 | Scanner scan = new Scanner(in, "UTF-8"); |
| 202 | scan.useDelimiter("\\n"); |
| 203 | boolean inChap = false; |
| 204 | boolean prevLineEmpty = false; |
| 205 | while (scan.hasNext()) { |
| 206 | String line = scan.next(); |
| 207 | if (prevLineEmpty) { |
| 208 | if (detectChapter(line, number) != null) { |
| 209 | inChap = true; |
| 210 | } else if (inChap) { |
| 211 | if (prevLineEmpty && detectChapter(line) != null) { |
| 212 | break; |
| 213 | } |
| 214 | |
| 215 | builder.append(line); |
| 216 | builder.append("\n"); |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | prevLineEmpty = line.trim().isEmpty(); |
| 221 | } |
| 222 | |
| 223 | return builder.toString(); |
| 224 | } |
| 225 | |
| 226 | @Override |
| 227 | protected boolean supports(URL url) { |
| 228 | if ("file".equals(url.getProtocol())) { |
| 229 | File file; |
| 230 | try { |
| 231 | file = new File(url.toURI()); |
| 232 | file = new File(file.getPath() + ".info"); |
| 233 | } catch (URISyntaxException e) { |
| 234 | Instance.syserr(e); |
| 235 | file = null; |
| 236 | } |
| 237 | |
| 238 | return file == null || !file.exists(); |
| 239 | } |
| 240 | |
| 241 | return false; |
| 242 | } |
| 243 | |
| 244 | /** |
| 245 | * Check if the given line looks like a starting chapter in a supported |
| 246 | * language, and return the language if it does (or NULL if not). |
| 247 | * |
| 248 | * @param line |
| 249 | * the line to check |
| 250 | * |
| 251 | * @return the language or NULL |
| 252 | */ |
| 253 | private String detectChapter(String line) { |
| 254 | return detectChapter(line, null); |
| 255 | } |
| 256 | |
| 257 | /** |
| 258 | * Check if the given line looks like the given starting chapter in a |
| 259 | * supported language, and return the language if it does (or NULL if not). |
| 260 | * |
| 261 | * @param line |
| 262 | * the line to check |
| 263 | * |
| 264 | * @return the language or NULL |
| 265 | */ |
| 266 | private String detectChapter(String line, Integer number) { |
| 267 | line = line.toUpperCase(); |
| 268 | for (String lang : Instance.getConfig().getString(Config.CHAPTER) |
| 269 | .split(",")) { |
| 270 | String chapter = Instance.getConfig().getStringX(Config.CHAPTER, |
| 271 | lang); |
| 272 | if (chapter != null && !chapter.isEmpty()) { |
| 273 | chapter = chapter.toUpperCase() + " "; |
| 274 | if (line.startsWith(chapter)) { |
| 275 | if (number != null) { |
| 276 | // We want "[CHAPTER] [number]: [name]", with ": [name]" |
| 277 | // optional |
| 278 | String test = line.substring(chapter.length()).trim(); |
| 279 | if (test.startsWith(Integer.toString(number))) { |
| 280 | test = test.substring( |
| 281 | Integer.toString(number).length()).trim(); |
| 282 | if (test.isEmpty() || test.startsWith(":")) { |
| 283 | return lang; |
| 284 | } |
| 285 | } |
| 286 | } else { |
| 287 | return lang; |
| 288 | } |
| 289 | } |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | return null; |
| 294 | } |
| 295 | } |