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08fe2e33 NR |
1 | package be.nikiroo.fanfix.supported; |
2 | ||
68686a37 | 3 | import java.awt.image.BufferedImage; |
08fe2e33 NR |
4 | import java.io.ByteArrayInputStream; |
5 | import java.io.File; | |
6 | import java.io.IOException; | |
7 | import java.io.InputStream; | |
8 | import java.net.MalformedURLException; | |
9 | import java.net.URL; | |
08fe2e33 NR |
10 | import java.util.ArrayList; |
11 | import java.util.HashMap; | |
12 | import java.util.List; | |
13 | import java.util.Map; | |
14 | import java.util.Map.Entry; | |
15 | import java.util.Scanner; | |
16 | ||
17 | import be.nikiroo.fanfix.Instance; | |
18 | import be.nikiroo.fanfix.bundles.Config; | |
19 | import be.nikiroo.fanfix.bundles.StringId; | |
20 | import be.nikiroo.fanfix.data.Chapter; | |
21 | import be.nikiroo.fanfix.data.MetaData; | |
22 | import be.nikiroo.fanfix.data.Paragraph; | |
08fe2e33 | 23 | import be.nikiroo.fanfix.data.Paragraph.ParagraphType; |
9252c65e | 24 | import be.nikiroo.fanfix.data.Story; |
595dfa7a | 25 | import be.nikiroo.utils.IOUtils; |
08fe2e33 | 26 | import be.nikiroo.utils.StringUtils; |
92fb0719 | 27 | import be.nikiroo.utils.ui.Progress; |
08fe2e33 NR |
28 | |
29 | /** | |
30 | * This class is the base class used by the other support classes. It can be | |
31 | * used outside of this package, and have static method that you can use to get | |
32 | * access to the correct support class. | |
33 | * <p> | |
34 | * It will be used with 'resources' (usually web pages or files). | |
35 | * | |
36 | * @author niki | |
37 | */ | |
38 | public abstract class BasicSupport { | |
39 | /** | |
40 | * The supported input types for which we can get a {@link BasicSupport} | |
41 | * object. | |
42 | * | |
43 | * @author niki | |
44 | */ | |
45 | public enum SupportType { | |
46 | /** EPUB files created with this program */ | |
47 | EPUB, | |
48 | /** Pure text file with some rules */ | |
49 | TEXT, | |
50 | /** TEXT but with associated .info file */ | |
51 | INFO_TEXT, | |
52 | /** My Little Pony fanfictions */ | |
53 | FIMFICTION, | |
54 | /** Fanfictions from a lot of different universes */ | |
55 | FANFICTION, | |
56 | /** Website with lots of Mangas */ | |
57 | MANGAFOX, | |
58 | /** Furry website with comics support */ | |
59 | E621, | |
60 | /** CBZ files */ | |
61 | CBZ; | |
62 | ||
63 | /** | |
64 | * A description of this support type (more information than the | |
65 | * {@link BasicSupport#getSourceName()}). | |
66 | * | |
67 | * @return the description | |
68 | */ | |
69 | public String getDesc() { | |
70 | String desc = Instance.getTrans().getStringX(StringId.INPUT_DESC, | |
71 | this.name()); | |
72 | ||
73 | if (desc == null) { | |
74 | desc = Instance.getTrans().getString(StringId.INPUT_DESC, this); | |
75 | } | |
76 | ||
77 | return desc; | |
78 | } | |
79 | ||
80 | /** | |
81 | * The name of this support type (a short version). | |
82 | * | |
83 | * @return the name | |
84 | */ | |
85 | public String getSourceName() { | |
86 | BasicSupport support = BasicSupport.getSupport(this); | |
87 | if (support != null) { | |
88 | return support.getSourceName(); | |
89 | } | |
90 | ||
91 | return null; | |
92 | } | |
93 | ||
94 | @Override | |
95 | public String toString() { | |
96 | return super.toString().toLowerCase(); | |
97 | } | |
98 | ||
99 | /** | |
100 | * Call {@link SupportType#valueOf(String.toUpperCase())}. | |
101 | * | |
102 | * @param typeName | |
103 | * the possible type name | |
104 | * | |
105 | * @return NULL or the type | |
106 | */ | |
107 | public static SupportType valueOfUC(String typeName) { | |
108 | return SupportType.valueOf(typeName == null ? null : typeName | |
109 | .toUpperCase()); | |
110 | } | |
111 | ||
112 | /** | |
113 | * Call {@link SupportType#valueOf(String.toUpperCase())} but return | |
114 | * NULL for NULL instead of raising exception. | |
115 | * | |
116 | * @param typeName | |
117 | * the possible type name | |
118 | * | |
119 | * @return NULL or the type | |
120 | */ | |
121 | public static SupportType valueOfNullOkUC(String typeName) { | |
122 | if (typeName == null) { | |
123 | return null; | |
124 | } | |
125 | ||
126 | return SupportType.valueOfUC(typeName); | |
127 | } | |
128 | ||
129 | /** | |
130 | * Call {@link SupportType#valueOf(String.toUpperCase())} but return | |
131 | * NULL in case of error instead of raising an exception. | |
132 | * | |
133 | * @param typeName | |
134 | * the possible type name | |
135 | * | |
136 | * @return NULL or the type | |
137 | */ | |
138 | public static SupportType valueOfAllOkUC(String typeName) { | |
139 | try { | |
140 | return SupportType.valueOfUC(typeName); | |
141 | } catch (Exception e) { | |
142 | return null; | |
143 | } | |
144 | } | |
145 | } | |
146 | ||
08fe2e33 NR |
147 | private InputStream in; |
148 | private SupportType type; | |
149 | private URL currentReferer; // with on 'r', as in 'HTTP'... | |
150 | ||
151 | // quote chars | |
152 | private char openQuote = Instance.getTrans().getChar( | |
153 | StringId.OPEN_SINGLE_QUOTE); | |
154 | private char closeQuote = Instance.getTrans().getChar( | |
155 | StringId.CLOSE_SINGLE_QUOTE); | |
156 | private char openDoubleQuote = Instance.getTrans().getChar( | |
157 | StringId.OPEN_DOUBLE_QUOTE); | |
158 | private char closeDoubleQuote = Instance.getTrans().getChar( | |
159 | StringId.CLOSE_DOUBLE_QUOTE); | |
160 | ||
161 | /** | |
162 | * The name of this support class. | |
163 | * | |
164 | * @return the name | |
165 | */ | |
166 | protected abstract String getSourceName(); | |
167 | ||
168 | /** | |
169 | * Check if the given resource is supported by this {@link BasicSupport}. | |
170 | * | |
171 | * @param url | |
172 | * the resource to check for | |
173 | * | |
174 | * @return TRUE if it is | |
175 | */ | |
176 | protected abstract boolean supports(URL url); | |
177 | ||
178 | /** | |
179 | * Return TRUE if the support will return HTML encoded content values for | |
180 | * the chapters content. | |
181 | * | |
182 | * @return TRUE for HTML | |
183 | */ | |
184 | protected abstract boolean isHtml(); | |
185 | ||
68686a37 | 186 | protected abstract MetaData getMeta(URL source, InputStream in) |
08fe2e33 NR |
187 | throws IOException; |
188 | ||
189 | /** | |
190 | * Return the story description. | |
191 | * | |
192 | * @param source | |
193 | * the source of the story | |
194 | * @param in | |
195 | * the input (the main resource) | |
196 | * | |
197 | * @return the description | |
198 | * | |
199 | * @throws IOException | |
200 | * in case of I/O error | |
201 | */ | |
202 | protected abstract String getDesc(URL source, InputStream in) | |
203 | throws IOException; | |
204 | ||
08fe2e33 NR |
205 | /** |
206 | * Return the list of chapters (name and resource). | |
207 | * | |
208 | * @param source | |
209 | * the source of the story | |
210 | * @param in | |
211 | * the input (the main resource) | |
212 | * | |
213 | * @return the chapters | |
214 | * | |
215 | * @throws IOException | |
216 | * in case of I/O error | |
217 | */ | |
218 | protected abstract List<Entry<String, URL>> getChapters(URL source, | |
219 | InputStream in) throws IOException; | |
220 | ||
221 | /** | |
222 | * Return the content of the chapter (possibly HTML encoded, if | |
223 | * {@link BasicSupport#isHtml()} is TRUE). | |
224 | * | |
225 | * @param source | |
226 | * the source of the story | |
227 | * @param in | |
228 | * the input (the main resource) | |
229 | * @param number | |
230 | * the chapter number | |
231 | * | |
232 | * @return the content | |
233 | * | |
234 | * @throws IOException | |
235 | * in case of I/O error | |
236 | */ | |
237 | protected abstract String getChapterContent(URL source, InputStream in, | |
238 | int number) throws IOException; | |
239 | ||
08fe2e33 NR |
240 | /** |
241 | * Return the list of cookies (values included) that must be used to | |
242 | * correctly fetch the resources. | |
243 | * <p> | |
244 | * You are expected to call the super method implementation if you override | |
245 | * it. | |
246 | * | |
247 | * @return the cookies | |
248 | */ | |
249 | public Map<String, String> getCookies() { | |
250 | return new HashMap<String, String>(); | |
251 | } | |
252 | ||
253 | /** | |
254 | * Process the given story resource into a partially filled {@link Story} | |
255 | * object containing the name and metadata, except for the description. | |
256 | * | |
257 | * @param url | |
258 | * the story resource | |
259 | * | |
260 | * @return the {@link Story} | |
261 | * | |
262 | * @throws IOException | |
263 | * in case of I/O error | |
264 | */ | |
265 | public Story processMeta(URL url) throws IOException { | |
266 | return processMeta(url, true, false); | |
267 | } | |
268 | ||
269 | /** | |
270 | * Process the given story resource into a partially filled {@link Story} | |
271 | * object containing the name and metadata. | |
272 | * | |
273 | * @param url | |
274 | * the story resource | |
275 | * | |
276 | * @param close | |
277 | * close "this" and "in" when done | |
278 | * | |
279 | * @return the {@link Story} | |
280 | * | |
281 | * @throws IOException | |
282 | * in case of I/O error | |
283 | */ | |
284 | protected Story processMeta(URL url, boolean close, boolean getDesc) | |
285 | throws IOException { | |
286 | in = Instance.getCache().open(url, this, false); | |
287 | if (in == null) { | |
288 | return null; | |
289 | } | |
290 | ||
291 | try { | |
68686a37 | 292 | preprocess(url, getInput()); |
08fe2e33 NR |
293 | |
294 | Story story = new Story(); | |
68686a37 NR |
295 | MetaData meta = getMeta(url, getInput()); |
296 | story.setMeta(meta); | |
297 | ||
298 | if (meta != null && meta.getCover() == null) { | |
299 | meta.setCover(getDefaultCover(meta.getSubject())); | |
300 | } | |
08fe2e33 NR |
301 | |
302 | if (getDesc) { | |
303 | String descChapterName = Instance.getTrans().getString( | |
304 | StringId.DESCRIPTION); | |
305 | story.getMeta().setResume( | |
306 | makeChapter(url, 0, descChapterName, | |
307 | getDesc(url, getInput()))); | |
308 | } | |
309 | ||
310 | return story; | |
311 | } finally { | |
312 | if (close) { | |
313 | try { | |
314 | close(); | |
315 | } catch (IOException e) { | |
316 | Instance.syserr(e); | |
317 | } | |
318 | ||
319 | if (in != null) { | |
320 | in.close(); | |
321 | } | |
322 | } | |
323 | } | |
324 | } | |
325 | ||
326 | /** | |
327 | * Process the given story resource into a fully filled {@link Story} | |
328 | * object. | |
329 | * | |
330 | * @param url | |
331 | * the story resource | |
92fb0719 NR |
332 | * @param pg |
333 | * the optional progress reporter | |
08fe2e33 NR |
334 | * |
335 | * @return the {@link Story} | |
336 | * | |
337 | * @throws IOException | |
338 | * in case of I/O error | |
339 | */ | |
92fb0719 NR |
340 | public Story process(URL url, Progress pg) throws IOException { |
341 | if (pg == null) { | |
342 | pg = new Progress(); | |
343 | } else { | |
344 | pg.setMinMax(0, 100); | |
345 | } | |
346 | ||
08fe2e33 NR |
347 | setCurrentReferer(url); |
348 | ||
92fb0719 | 349 | pg.setProgress(1); |
08fe2e33 NR |
350 | try { |
351 | Story story = processMeta(url, false, true); | |
92fb0719 | 352 | pg.setProgress(10); |
08fe2e33 | 353 | if (story == null) { |
92fb0719 | 354 | pg.setProgress(100); |
08fe2e33 NR |
355 | return null; |
356 | } | |
357 | ||
358 | story.setChapters(new ArrayList<Chapter>()); | |
359 | ||
08fe2e33 | 360 | List<Entry<String, URL>> chapters = getChapters(url, getInput()); |
92fb0719 NR |
361 | pg.setProgress(20); |
362 | ||
08fe2e33 NR |
363 | int i = 1; |
364 | if (chapters != null) { | |
92fb0719 NR |
365 | Progress pgChaps = new Progress(0, chapters.size()); |
366 | pg.addProgress(pgChaps, 80); | |
367 | ||
08fe2e33 NR |
368 | for (Entry<String, URL> chap : chapters) { |
369 | setCurrentReferer(chap.getValue()); | |
370 | InputStream chapIn = Instance.getCache().open( | |
371 | chap.getValue(), this, true); | |
372 | try { | |
373 | story.getChapters().add( | |
374 | makeChapter(url, i, chap.getKey(), | |
375 | getChapterContent(url, chapIn, i))); | |
376 | } finally { | |
377 | chapIn.close(); | |
378 | } | |
a6395bef | 379 | |
92fb0719 | 380 | pgChaps.setProgress(i); |
08fe2e33 NR |
381 | i++; |
382 | } | |
92fb0719 NR |
383 | } else { |
384 | pg.setProgress(100); | |
08fe2e33 NR |
385 | } |
386 | ||
387 | return story; | |
388 | ||
389 | } finally { | |
390 | try { | |
391 | close(); | |
392 | } catch (IOException e) { | |
393 | Instance.syserr(e); | |
394 | } | |
395 | ||
396 | if (in != null) { | |
397 | in.close(); | |
398 | } | |
399 | ||
400 | currentReferer = null; | |
401 | } | |
402 | } | |
403 | ||
404 | /** | |
405 | * The support type.$ | |
406 | * | |
407 | * @return the type | |
408 | */ | |
409 | public SupportType getType() { | |
410 | return type; | |
411 | } | |
412 | ||
413 | /** | |
414 | * The current referer {@link URL} (only one 'r', as in 'HTML'...), i.e., | |
415 | * the current {@link URL} we work on. | |
416 | * | |
417 | * @return the referer | |
418 | */ | |
419 | public URL getCurrentReferer() { | |
420 | return currentReferer; | |
421 | } | |
422 | ||
423 | /** | |
424 | * The current referer {@link URL} (only one 'r', as in 'HTML'...), i.e., | |
425 | * the current {@link URL} we work on. | |
426 | * | |
427 | * @param currentReferer | |
428 | * the new referer | |
429 | */ | |
430 | protected void setCurrentReferer(URL currentReferer) { | |
431 | this.currentReferer = currentReferer; | |
432 | } | |
433 | ||
434 | /** | |
435 | * The support type. | |
436 | * | |
437 | * @param type | |
438 | * the new type | |
439 | * | |
440 | * @return this | |
441 | */ | |
442 | protected BasicSupport setType(SupportType type) { | |
443 | this.type = type; | |
444 | return this; | |
445 | } | |
446 | ||
447 | /** | |
68686a37 | 448 | * Prepare the support if needed before processing. |
08fe2e33 NR |
449 | * |
450 | * @param source | |
451 | * the source of the story | |
452 | * @param in | |
453 | * the input (the main resource) | |
454 | * | |
08fe2e33 NR |
455 | * @throws IOException |
456 | * on I/O error | |
457 | */ | |
68686a37 | 458 | protected void preprocess(URL source, InputStream in) throws IOException { |
08fe2e33 NR |
459 | } |
460 | ||
461 | /** | |
462 | * Now that we have processed the {@link Story}, close the resources if any. | |
463 | * | |
464 | * @throws IOException | |
465 | * on I/O error | |
466 | */ | |
467 | protected void close() throws IOException { | |
468 | } | |
469 | ||
470 | /** | |
471 | * Create a {@link Chapter} object from the given information, formatting | |
472 | * the content as it should be. | |
473 | * | |
474 | * @param number | |
475 | * the chapter number | |
476 | * @param name | |
477 | * the chapter name | |
478 | * @param content | |
479 | * the chapter content | |
480 | * | |
481 | * @return the {@link Chapter} | |
482 | * | |
483 | * @throws IOException | |
484 | * in case of I/O error | |
485 | */ | |
486 | protected Chapter makeChapter(URL source, int number, String name, | |
487 | String content) throws IOException { | |
08fe2e33 NR |
488 | // Chapter name: process it correctly, then remove the possible |
489 | // redundant "Chapter x: " in front of it | |
490 | String chapterName = processPara(name).getContent().trim(); | |
491 | for (String lang : Instance.getConfig().getString(Config.CHAPTER) | |
492 | .split(",")) { | |
493 | String chapterWord = Instance.getConfig().getStringX( | |
494 | Config.CHAPTER, lang); | |
495 | if (chapterName.startsWith(chapterWord)) { | |
496 | chapterName = chapterName.substring(chapterWord.length()) | |
497 | .trim(); | |
498 | break; | |
499 | } | |
500 | } | |
501 | ||
502 | if (chapterName.startsWith(Integer.toString(number))) { | |
503 | chapterName = chapterName.substring( | |
504 | Integer.toString(number).length()).trim(); | |
505 | } | |
506 | ||
507 | if (chapterName.startsWith(":")) { | |
508 | chapterName = chapterName.substring(1).trim(); | |
509 | } | |
510 | // | |
511 | ||
512 | Chapter chap = new Chapter(number, chapterName); | |
513 | ||
514 | if (content == null) { | |
515 | return chap; | |
516 | } | |
517 | ||
518 | if (isHtml()) { | |
519 | // Special <HR> processing: | |
520 | content = content.replaceAll("(<hr [^>]*>)|(<hr/>)|(<hr>)", | |
521 | "\n* * *\n"); | |
522 | } | |
523 | ||
9252c65e | 524 | InputStream in = new ByteArrayInputStream(content.getBytes("UTF-8")); |
08fe2e33 NR |
525 | try { |
526 | @SuppressWarnings("resource") | |
527 | Scanner scan = new Scanner(in, "UTF-8"); | |
528 | scan.useDelimiter("(\\n|</p>)"); // \n for test, </p> for html | |
529 | ||
530 | List<Paragraph> paras = new ArrayList<Paragraph>(); | |
531 | while (scan.hasNext()) { | |
532 | String line = scan.next().trim(); | |
533 | boolean image = false; | |
534 | if (line.startsWith("[") && line.endsWith("]")) { | |
333f0e7b | 535 | URL url = getImageUrl(this, source, |
08fe2e33 NR |
536 | line.substring(1, line.length() - 1).trim()); |
537 | if (url != null) { | |
538 | paras.add(new Paragraph(url)); | |
539 | image = true; | |
540 | } | |
541 | } | |
542 | ||
543 | if (!image) { | |
544 | paras.add(processPara(line)); | |
545 | } | |
546 | } | |
547 | ||
548 | // Check quotes for "bad" format | |
549 | List<Paragraph> newParas = new ArrayList<Paragraph>(); | |
550 | for (Paragraph para : paras) { | |
551 | newParas.addAll(requotify(para)); | |
552 | } | |
553 | paras = newParas; | |
554 | ||
555 | // Remove double blanks/brks | |
556 | boolean space = false; | |
557 | boolean brk = true; | |
558 | for (int i = 0; i < paras.size(); i++) { | |
559 | Paragraph para = paras.get(i); | |
560 | boolean thisSpace = para.getType() == ParagraphType.BLANK; | |
561 | boolean thisBrk = para.getType() == ParagraphType.BREAK; | |
562 | ||
563 | if (space && thisBrk) { | |
564 | paras.remove(i - 1); | |
565 | i--; | |
566 | } else if ((space || brk) && (thisSpace || thisBrk)) { | |
567 | paras.remove(i); | |
568 | i--; | |
569 | } | |
570 | ||
571 | space = thisSpace; | |
572 | brk = thisBrk; | |
573 | } | |
574 | ||
575 | // Remove blank/brk at start | |
576 | if (paras.size() > 0 | |
577 | && (paras.get(0).getType() == ParagraphType.BLANK || paras | |
578 | .get(0).getType() == ParagraphType.BREAK)) { | |
579 | paras.remove(0); | |
580 | } | |
581 | ||
582 | // Remove blank/brk at end | |
583 | int last = paras.size() - 1; | |
584 | if (paras.size() > 0 | |
585 | && (paras.get(last).getType() == ParagraphType.BLANK || paras | |
586 | .get(last).getType() == ParagraphType.BREAK)) { | |
587 | paras.remove(last); | |
588 | } | |
589 | ||
590 | chap.setParagraphs(paras); | |
591 | ||
592 | return chap; | |
593 | } finally { | |
594 | in.close(); | |
595 | } | |
596 | } | |
597 | ||
68686a37 NR |
598 | static BufferedImage getDefaultCover(String subject) { |
599 | if (subject != null && !subject.isEmpty() | |
600 | && Instance.getCoverDir() != null) { | |
601 | try { | |
602 | File fileCover = new File(Instance.getCoverDir(), subject); | |
333f0e7b | 603 | return getImage(null, fileCover.toURI().toURL(), subject); |
68686a37 NR |
604 | } catch (MalformedURLException e) { |
605 | } | |
606 | } | |
607 | ||
608 | return null; | |
609 | } | |
610 | ||
08fe2e33 NR |
611 | /** |
612 | * Return the list of supported image extensions. | |
613 | * | |
614 | * @return the extensions | |
615 | */ | |
68686a37 | 616 | static String[] getImageExt(boolean emptyAllowed) { |
08fe2e33 NR |
617 | if (emptyAllowed) { |
618 | return new String[] { "", ".png", ".jpg", ".jpeg", ".gif", ".bmp" }; | |
619 | } else { | |
620 | return new String[] { ".png", ".jpg", ".jpeg", ".gif", ".bmp" }; | |
621 | } | |
622 | } | |
623 | ||
333f0e7b NR |
624 | static BufferedImage getImage(BasicSupport support, URL source, String line) { |
625 | URL url = getImageUrl(support, source, line); | |
68686a37 NR |
626 | if (url != null) { |
627 | InputStream in = null; | |
628 | try { | |
629 | in = Instance.getCache().open(url, getSupport(url), true); | |
595dfa7a | 630 | return IOUtils.toImage(in); |
68686a37 NR |
631 | } catch (IOException e) { |
632 | } finally { | |
633 | if (in != null) { | |
634 | try { | |
635 | in.close(); | |
636 | } catch (IOException e) { | |
637 | } | |
638 | } | |
639 | } | |
640 | } | |
641 | ||
642 | return null; | |
643 | } | |
644 | ||
08fe2e33 NR |
645 | /** |
646 | * Check if the given resource can be a local image or a remote image, then | |
647 | * refresh the cache with it if it is. | |
648 | * | |
649 | * @param source | |
650 | * the story source | |
651 | * @param line | |
652 | * the resource to check | |
653 | * | |
654 | * @return the image URL if found, or NULL | |
655 | * | |
656 | */ | |
333f0e7b | 657 | static URL getImageUrl(BasicSupport support, URL source, String line) { |
08fe2e33 NR |
658 | URL url = null; |
659 | ||
68686a37 NR |
660 | if (line != null) { |
661 | // try for files | |
662 | String path = null; | |
663 | if (source != null) { | |
664 | path = new File(source.getFile()).getParent(); | |
665 | try { | |
333f0e7b NR |
666 | String basePath = new File(new File(path), line.trim()) |
667 | .getAbsolutePath(); | |
68686a37 | 668 | for (String ext : getImageExt(true)) { |
333f0e7b NR |
669 | if (new File(basePath + ext).exists()) { |
670 | url = new File(basePath + ext).toURI().toURL(); | |
68686a37 | 671 | } |
08fe2e33 | 672 | } |
68686a37 NR |
673 | } catch (Exception e) { |
674 | // Nothing to do here | |
08fe2e33 | 675 | } |
68686a37 | 676 | } |
08fe2e33 | 677 | |
68686a37 NR |
678 | if (url == null) { |
679 | // try for URLs | |
680 | try { | |
08fe2e33 | 681 | for (String ext : getImageExt(true)) { |
68686a37 | 682 | if (Instance.getCache().check(new URL(line + ext))) { |
08fe2e33 | 683 | url = new URL(line + ext); |
333f0e7b | 684 | break; |
08fe2e33 NR |
685 | } |
686 | } | |
68686a37 NR |
687 | |
688 | // try out of cache | |
689 | if (url == null) { | |
690 | for (String ext : getImageExt(true)) { | |
691 | try { | |
692 | url = new URL(line + ext); | |
333f0e7b | 693 | Instance.getCache().refresh(url, support, true); |
68686a37 NR |
694 | break; |
695 | } catch (IOException e) { | |
696 | // no image with this ext | |
697 | url = null; | |
698 | } | |
699 | } | |
700 | } | |
701 | } catch (MalformedURLException e) { | |
702 | // Not an url | |
08fe2e33 | 703 | } |
08fe2e33 | 704 | } |
08fe2e33 | 705 | |
68686a37 NR |
706 | // refresh the cached file |
707 | if (url != null) { | |
708 | try { | |
333f0e7b | 709 | Instance.getCache().refresh(url, support, true); |
68686a37 NR |
710 | } catch (IOException e) { |
711 | // woops, broken image | |
712 | url = null; | |
713 | } | |
08fe2e33 NR |
714 | } |
715 | } | |
716 | ||
717 | return url; | |
718 | } | |
719 | ||
68686a37 NR |
720 | protected InputStream reset(InputStream in) { |
721 | try { | |
722 | in.reset(); | |
723 | } catch (IOException e) { | |
724 | } | |
725 | return in; | |
726 | } | |
727 | ||
08fe2e33 NR |
728 | /** |
729 | * Reset then return {@link BasicSupport#in}. | |
730 | * | |
731 | * @return {@link BasicSupport#in} | |
08fe2e33 | 732 | */ |
68686a37 NR |
733 | protected InputStream getInput() { |
734 | return reset(in); | |
08fe2e33 NR |
735 | } |
736 | ||
737 | /** | |
738 | * Fix the author name if it is prefixed with some "by" {@link String}. | |
739 | * | |
740 | * @param author | |
741 | * the author with a possible prefix | |
742 | * | |
743 | * @return the author without prefixes | |
744 | */ | |
68686a37 | 745 | protected String fixAuthor(String author) { |
08fe2e33 NR |
746 | if (author != null) { |
747 | for (String suffix : new String[] { " ", ":" }) { | |
748 | for (String byString : Instance.getConfig() | |
749 | .getString(Config.BYS).split(",")) { | |
750 | byString += suffix; | |
751 | if (author.toUpperCase().startsWith(byString.toUpperCase())) { | |
752 | author = author.substring(byString.length()).trim(); | |
753 | } | |
754 | } | |
755 | } | |
756 | ||
757 | // Special case (without suffix): | |
758 | if (author.startsWith("©")) { | |
759 | author = author.substring(1); | |
760 | } | |
761 | } | |
762 | ||
763 | return author; | |
764 | } | |
765 | ||
766 | /** | |
767 | * Check quotes for bad format (i.e., quotes with normal paragraphs inside) | |
768 | * and requotify them (i.e., separate them into QUOTE paragraphs and other | |
769 | * paragraphs (quotes or not)). | |
770 | * | |
771 | * @param para | |
772 | * the paragraph to requotify (not necessaraly a quote) | |
773 | * | |
774 | * @return the correctly (or so we hope) quotified paragraphs | |
775 | */ | |
776 | private List<Paragraph> requotify(Paragraph para) { | |
777 | List<Paragraph> newParas = new ArrayList<Paragraph>(); | |
778 | ||
68686a37 NR |
779 | if (para.getType() == ParagraphType.QUOTE |
780 | && para.getContent().length() > 2) { | |
08fe2e33 NR |
781 | String line = para.getContent(); |
782 | boolean singleQ = line.startsWith("" + openQuote); | |
783 | boolean doubleQ = line.startsWith("" + openDoubleQuote); | |
784 | ||
b4dc6ab5 NR |
785 | // Do not try when more than one quote at a time |
786 | // (some stories are not easily readable if we do) | |
787 | if (singleQ | |
788 | && line.indexOf(closeQuote, 1) < line | |
789 | .lastIndexOf(closeQuote)) { | |
790 | newParas.add(para); | |
791 | return newParas; | |
792 | } | |
793 | if (doubleQ | |
794 | && line.indexOf(closeDoubleQuote, 1) < line | |
795 | .lastIndexOf(closeDoubleQuote)) { | |
796 | newParas.add(para); | |
797 | return newParas; | |
798 | } | |
799 | // | |
800 | ||
08fe2e33 NR |
801 | if (!singleQ && !doubleQ) { |
802 | line = openDoubleQuote + line + closeDoubleQuote; | |
803 | newParas.add(new Paragraph(ParagraphType.QUOTE, line)); | |
804 | } else { | |
a6395bef | 805 | char open = singleQ ? openQuote : openDoubleQuote; |
08fe2e33 | 806 | char close = singleQ ? closeQuote : closeDoubleQuote; |
a6395bef NR |
807 | |
808 | int posDot = -1; | |
809 | boolean inQuote = false; | |
810 | int i = 0; | |
811 | for (char car : line.toCharArray()) { | |
812 | if (car == open) { | |
813 | inQuote = true; | |
814 | } else if (car == close) { | |
815 | inQuote = false; | |
816 | } else if (car == '.' && !inQuote) { | |
817 | posDot = i; | |
818 | break; | |
819 | } | |
820 | i++; | |
08fe2e33 NR |
821 | } |
822 | ||
823 | if (posDot >= 0) { | |
824 | String rest = line.substring(posDot + 1).trim(); | |
825 | line = line.substring(0, posDot + 1).trim(); | |
826 | newParas.add(new Paragraph(ParagraphType.QUOTE, line)); | |
68686a37 NR |
827 | if (!rest.isEmpty()) { |
828 | newParas.addAll(requotify(processPara(rest))); | |
829 | } | |
08fe2e33 NR |
830 | } else { |
831 | newParas.add(para); | |
832 | } | |
833 | } | |
834 | } else { | |
835 | newParas.add(para); | |
836 | } | |
837 | ||
838 | return newParas; | |
839 | } | |
840 | ||
841 | /** | |
842 | * Process a {@link Paragraph} from a raw line of text. | |
843 | * <p> | |
844 | * Will also fix quotes and HTML encoding if needed. | |
845 | * | |
846 | * @param line | |
847 | * the raw line | |
848 | * | |
849 | * @return the processed {@link Paragraph} | |
850 | */ | |
851 | private Paragraph processPara(String line) { | |
852 | line = ifUnhtml(line).trim(); | |
853 | ||
854 | boolean space = true; | |
855 | boolean brk = true; | |
856 | boolean quote = false; | |
857 | boolean tentativeCloseQuote = false; | |
858 | char prev = '\0'; | |
859 | int dashCount = 0; | |
860 | ||
861 | StringBuilder builder = new StringBuilder(); | |
862 | for (char car : line.toCharArray()) { | |
863 | if (car != '-') { | |
864 | if (dashCount > 0) { | |
865 | // dash, ndash and mdash: - – — | |
866 | // currently: always use mdash | |
867 | builder.append(dashCount == 1 ? '-' : '—'); | |
868 | } | |
869 | dashCount = 0; | |
870 | } | |
871 | ||
872 | if (tentativeCloseQuote) { | |
873 | tentativeCloseQuote = false; | |
874 | if ((car >= 'a' && car <= 'z') || (car >= 'A' && car <= 'Z') | |
875 | || (car >= '0' && car <= '9')) { | |
876 | builder.append("'"); | |
877 | } else { | |
878 | builder.append(closeQuote); | |
879 | } | |
880 | } | |
881 | ||
882 | switch (car) { | |
883 | case ' ': // note: unbreakable space | |
884 | case ' ': | |
885 | case '\t': | |
886 | case '\n': // just in case | |
887 | case '\r': // just in case | |
888 | builder.append(' '); | |
889 | break; | |
890 | ||
891 | case '\'': | |
892 | if (space || (brk && quote)) { | |
893 | quote = true; | |
894 | builder.append(openQuote); | |
895 | } else if (prev == ' ') { | |
896 | builder.append(openQuote); | |
897 | } else { | |
898 | // it is a quote ("I'm off") or a 'quote' ("This | |
899 | // 'good' restaurant"...) | |
900 | tentativeCloseQuote = true; | |
901 | } | |
902 | break; | |
903 | ||
904 | case '"': | |
905 | if (space || (brk && quote)) { | |
906 | quote = true; | |
907 | builder.append(openDoubleQuote); | |
908 | } else if (prev == ' ') { | |
909 | builder.append(openDoubleQuote); | |
910 | } else { | |
911 | builder.append(closeDoubleQuote); | |
912 | } | |
913 | break; | |
914 | ||
915 | case '-': | |
916 | if (space) { | |
917 | quote = true; | |
918 | } else { | |
919 | dashCount++; | |
920 | } | |
921 | space = false; | |
922 | break; | |
923 | ||
924 | case '*': | |
925 | case '~': | |
926 | case '/': | |
927 | case '\\': | |
928 | case '<': | |
929 | case '>': | |
930 | case '=': | |
931 | case '+': | |
932 | case '_': | |
933 | case '–': | |
934 | case '—': | |
935 | space = false; | |
936 | builder.append(car); | |
937 | break; | |
938 | ||
939 | case '‘': | |
940 | case '`': | |
941 | case '‹': | |
942 | case '﹁': | |
943 | case '〈': | |
944 | case '「': | |
945 | if (space || (brk && quote)) { | |
946 | quote = true; | |
947 | builder.append(openQuote); | |
948 | } else { | |
949 | builder.append(openQuote); | |
950 | } | |
951 | space = false; | |
952 | brk = false; | |
953 | break; | |
954 | ||
955 | case '’': | |
956 | case '›': | |
957 | case '﹂': | |
958 | case '〉': | |
959 | case '」': | |
960 | space = false; | |
961 | brk = false; | |
962 | builder.append(closeQuote); | |
963 | break; | |
964 | ||
965 | case '«': | |
966 | case '“': | |
967 | case '﹃': | |
968 | case '《': | |
969 | case '『': | |
970 | if (space || (brk && quote)) { | |
971 | quote = true; | |
972 | builder.append(openDoubleQuote); | |
973 | } else { | |
974 | builder.append(openDoubleQuote); | |
975 | } | |
976 | space = false; | |
977 | brk = false; | |
978 | break; | |
979 | ||
980 | case '»': | |
981 | case '”': | |
982 | case '﹄': | |
983 | case '》': | |
984 | case '』': | |
985 | space = false; | |
986 | brk = false; | |
987 | builder.append(closeDoubleQuote); | |
988 | break; | |
989 | ||
990 | default: | |
991 | space = false; | |
992 | brk = false; | |
993 | builder.append(car); | |
994 | break; | |
995 | } | |
996 | ||
997 | prev = car; | |
998 | } | |
999 | ||
1000 | if (tentativeCloseQuote) { | |
1001 | tentativeCloseQuote = false; | |
1002 | builder.append(closeQuote); | |
1003 | } | |
1004 | ||
1005 | line = builder.toString().trim(); | |
1006 | ||
1007 | ParagraphType type = ParagraphType.NORMAL; | |
1008 | if (space) { | |
1009 | type = ParagraphType.BLANK; | |
1010 | } else if (brk) { | |
1011 | type = ParagraphType.BREAK; | |
1012 | } else if (quote) { | |
1013 | type = ParagraphType.QUOTE; | |
1014 | } | |
1015 | ||
1016 | return new Paragraph(type, line); | |
1017 | } | |
1018 | ||
1019 | /** | |
1020 | * Remove the HTML from the inpit <b>if</b> {@link BasicSupport#isHtml()} is | |
1021 | * true. | |
1022 | * | |
1023 | * @param input | |
1024 | * the input | |
1025 | * | |
1026 | * @return the no html version if needed | |
1027 | */ | |
1028 | private String ifUnhtml(String input) { | |
1029 | if (isHtml() && input != null) { | |
1030 | return StringUtils.unhtml(input); | |
1031 | } | |
1032 | ||
1033 | return input; | |
1034 | } | |
1035 | ||
1036 | /** | |
1037 | * Return a {@link BasicSupport} implementation supporting the given | |
1038 | * resource if possible. | |
1039 | * | |
1040 | * @param url | |
1041 | * the story resource | |
1042 | * | |
1043 | * @return an implementation that supports it, or NULL | |
1044 | */ | |
1045 | public static BasicSupport getSupport(URL url) { | |
1046 | if (url == null) { | |
1047 | return null; | |
1048 | } | |
1049 | ||
1050 | // TEXT and INFO_TEXT always support files (not URLs though) | |
1051 | for (SupportType type : SupportType.values()) { | |
1052 | if (type != SupportType.TEXT && type != SupportType.INFO_TEXT) { | |
1053 | BasicSupport support = getSupport(type); | |
1054 | if (support != null && support.supports(url)) { | |
1055 | return support; | |
1056 | } | |
1057 | } | |
1058 | } | |
1059 | ||
1060 | for (SupportType type : new SupportType[] { SupportType.TEXT, | |
1061 | SupportType.INFO_TEXT }) { | |
1062 | BasicSupport support = getSupport(type); | |
1063 | if (support != null && support.supports(url)) { | |
1064 | return support; | |
1065 | } | |
1066 | } | |
1067 | ||
1068 | return null; | |
1069 | } | |
1070 | ||
1071 | /** | |
1072 | * Return a {@link BasicSupport} implementation supporting the given type. | |
1073 | * | |
1074 | * @param type | |
1075 | * the type | |
1076 | * | |
1077 | * @return an implementation that supports it, or NULL | |
1078 | */ | |
1079 | public static BasicSupport getSupport(SupportType type) { | |
1080 | switch (type) { | |
1081 | case EPUB: | |
1082 | return new Epub().setType(type); | |
1083 | case INFO_TEXT: | |
1084 | return new InfoText().setType(type); | |
1085 | case FIMFICTION: | |
1086 | return new Fimfiction().setType(type); | |
1087 | case FANFICTION: | |
1088 | return new Fanfiction().setType(type); | |
1089 | case TEXT: | |
1090 | return new Text().setType(type); | |
1091 | case MANGAFOX: | |
1092 | return new MangaFox().setType(type); | |
1093 | case E621: | |
1094 | return new E621().setType(type); | |
1095 | case CBZ: | |
1096 | return new Cbz().setType(type); | |
1097 | } | |
1098 | ||
1099 | return null; | |
1100 | } | |
68686a37 NR |
1101 | |
1102 | /** | |
1103 | * Return the first line from the given input which correspond to the given | |
1104 | * selectors. | |
1105 | * | |
1106 | * @param in | |
1107 | * the input | |
1108 | * @param needle | |
1109 | * a string that must be found inside the target line (also | |
1110 | * supports "^" at start to say "only if it starts with" the | |
1111 | * needle) | |
1112 | * @param relativeLine | |
1113 | * the line to return based upon the target line position (-1 = | |
1114 | * the line before, 0 = the target line...) | |
1115 | * | |
1116 | * @return the line | |
1117 | */ | |
1118 | static String getLine(InputStream in, String needle, int relativeLine) { | |
1119 | return getLine(in, needle, relativeLine, true); | |
1120 | } | |
1121 | ||
1122 | /** | |
1123 | * Return a line from the given input which correspond to the given | |
1124 | * selectors. | |
1125 | * | |
1126 | * @param in | |
1127 | * the input | |
1128 | * @param needle | |
1129 | * a string that must be found inside the target line (also | |
1130 | * supports "^" at start to say "only if it starts with" the | |
1131 | * needle) | |
1132 | * @param relativeLine | |
1133 | * the line to return based upon the target line position (-1 = | |
1134 | * the line before, 0 = the target line...) | |
1135 | * @param first | |
1136 | * takes the first result (as opposed to the last one, which will | |
1137 | * also always spend the input) | |
1138 | * | |
1139 | * @return the line | |
1140 | */ | |
1141 | static String getLine(InputStream in, String needle, int relativeLine, | |
1142 | boolean first) { | |
1143 | String rep = null; | |
1144 | ||
1145 | try { | |
1146 | in.reset(); | |
1147 | } catch (IOException e) { | |
1148 | Instance.syserr(e); | |
1149 | } | |
1150 | ||
1151 | List<String> lines = new ArrayList<String>(); | |
1152 | @SuppressWarnings("resource") | |
1153 | Scanner scan = new Scanner(in, "UTF-8"); | |
1154 | int index = -1; | |
1155 | scan.useDelimiter("\\n"); | |
1156 | while (scan.hasNext()) { | |
1157 | lines.add(scan.next()); | |
1158 | ||
1159 | if (index == -1) { | |
1160 | if (needle.startsWith("^")) { | |
1161 | if (lines.get(lines.size() - 1).startsWith( | |
1162 | needle.substring(1))) { | |
1163 | index = lines.size() - 1; | |
1164 | } | |
1165 | ||
1166 | } else { | |
1167 | if (lines.get(lines.size() - 1).contains(needle)) { | |
1168 | index = lines.size() - 1; | |
1169 | } | |
1170 | } | |
1171 | } | |
1172 | ||
1173 | if (index >= 0 && index + relativeLine < lines.size()) { | |
1174 | rep = lines.get(index + relativeLine); | |
1175 | if (first) { | |
1176 | break; | |
1177 | } | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | return rep; | |
1182 | } | |
08fe2e33 | 1183 | } |