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08fe2e33 NR |
1 | package be.nikiroo.fanfix.supported; |
2 | ||
68686a37 | 3 | import java.awt.image.BufferedImage; |
68e370a4 | 4 | import java.io.BufferedReader; |
08fe2e33 NR |
5 | import java.io.ByteArrayInputStream; |
6 | import java.io.File; | |
7 | import java.io.IOException; | |
8 | import java.io.InputStream; | |
68e370a4 | 9 | import java.io.InputStreamReader; |
08fe2e33 NR |
10 | import java.net.MalformedURLException; |
11 | import java.net.URL; | |
08fe2e33 NR |
12 | import java.util.ArrayList; |
13 | import java.util.HashMap; | |
14 | import java.util.List; | |
15 | import java.util.Map; | |
16 | import java.util.Map.Entry; | |
17 | import java.util.Scanner; | |
18 | ||
19 | import be.nikiroo.fanfix.Instance; | |
20 | import be.nikiroo.fanfix.bundles.Config; | |
21 | import be.nikiroo.fanfix.bundles.StringId; | |
22 | import be.nikiroo.fanfix.data.Chapter; | |
23 | import be.nikiroo.fanfix.data.MetaData; | |
24 | import be.nikiroo.fanfix.data.Paragraph; | |
08fe2e33 | 25 | import be.nikiroo.fanfix.data.Paragraph.ParagraphType; |
9252c65e | 26 | import be.nikiroo.fanfix.data.Story; |
595dfa7a | 27 | import be.nikiroo.utils.IOUtils; |
3b2b638f | 28 | import be.nikiroo.utils.Progress; |
08fe2e33 NR |
29 | import be.nikiroo.utils.StringUtils; |
30 | ||
31 | /** | |
32 | * This class is the base class used by the other support classes. It can be | |
33 | * used outside of this package, and have static method that you can use to get | |
34 | * access to the correct support class. | |
35 | * <p> | |
36 | * It will be used with 'resources' (usually web pages or files). | |
37 | * | |
38 | * @author niki | |
39 | */ | |
40 | public abstract class BasicSupport { | |
41 | /** | |
42 | * The supported input types for which we can get a {@link BasicSupport} | |
43 | * object. | |
44 | * | |
45 | * @author niki | |
46 | */ | |
47 | public enum SupportType { | |
48 | /** EPUB files created with this program */ | |
49 | EPUB, | |
50 | /** Pure text file with some rules */ | |
51 | TEXT, | |
52 | /** TEXT but with associated .info file */ | |
53 | INFO_TEXT, | |
54 | /** My Little Pony fanfictions */ | |
55 | FIMFICTION, | |
56 | /** Fanfictions from a lot of different universes */ | |
57 | FANFICTION, | |
58 | /** Website with lots of Mangas */ | |
59 | MANGAFOX, | |
60 | /** Furry website with comics support */ | |
61 | E621, | |
a4143cd7 NR |
62 | /** Furry website with stories */ |
63 | YIFFSTAR, | |
08fe2e33 | 64 | /** CBZ files */ |
373da363 NR |
65 | CBZ, |
66 | /** HTML files */ | |
67 | HTML; | |
08fe2e33 NR |
68 | |
69 | /** | |
70 | * A description of this support type (more information than the | |
71 | * {@link BasicSupport#getSourceName()}). | |
72 | * | |
73 | * @return the description | |
74 | */ | |
75 | public String getDesc() { | |
76 | String desc = Instance.getTrans().getStringX(StringId.INPUT_DESC, | |
77 | this.name()); | |
78 | ||
79 | if (desc == null) { | |
80 | desc = Instance.getTrans().getString(StringId.INPUT_DESC, this); | |
81 | } | |
82 | ||
83 | return desc; | |
84 | } | |
85 | ||
86 | /** | |
87 | * The name of this support type (a short version). | |
88 | * | |
89 | * @return the name | |
90 | */ | |
91 | public String getSourceName() { | |
92 | BasicSupport support = BasicSupport.getSupport(this); | |
93 | if (support != null) { | |
94 | return support.getSourceName(); | |
95 | } | |
96 | ||
97 | return null; | |
98 | } | |
99 | ||
100 | @Override | |
101 | public String toString() { | |
102 | return super.toString().toLowerCase(); | |
103 | } | |
104 | ||
105 | /** | |
106 | * Call {@link SupportType#valueOf(String.toUpperCase())}. | |
107 | * | |
108 | * @param typeName | |
109 | * the possible type name | |
110 | * | |
111 | * @return NULL or the type | |
112 | */ | |
113 | public static SupportType valueOfUC(String typeName) { | |
114 | return SupportType.valueOf(typeName == null ? null : typeName | |
115 | .toUpperCase()); | |
116 | } | |
117 | ||
118 | /** | |
119 | * Call {@link SupportType#valueOf(String.toUpperCase())} but return | |
120 | * NULL for NULL instead of raising exception. | |
121 | * | |
122 | * @param typeName | |
123 | * the possible type name | |
124 | * | |
125 | * @return NULL or the type | |
126 | */ | |
127 | public static SupportType valueOfNullOkUC(String typeName) { | |
128 | if (typeName == null) { | |
129 | return null; | |
130 | } | |
131 | ||
132 | return SupportType.valueOfUC(typeName); | |
133 | } | |
134 | ||
135 | /** | |
136 | * Call {@link SupportType#valueOf(String.toUpperCase())} but return | |
137 | * NULL in case of error instead of raising an exception. | |
138 | * | |
139 | * @param typeName | |
140 | * the possible type name | |
141 | * | |
142 | * @return NULL or the type | |
143 | */ | |
144 | public static SupportType valueOfAllOkUC(String typeName) { | |
145 | try { | |
146 | return SupportType.valueOfUC(typeName); | |
147 | } catch (Exception e) { | |
148 | return null; | |
149 | } | |
150 | } | |
151 | } | |
152 | ||
08fe2e33 NR |
153 | private InputStream in; |
154 | private SupportType type; | |
22848428 | 155 | private URL currentReferer; // with only one 'r', as in 'HTTP'... |
08fe2e33 NR |
156 | |
157 | // quote chars | |
158 | private char openQuote = Instance.getTrans().getChar( | |
159 | StringId.OPEN_SINGLE_QUOTE); | |
160 | private char closeQuote = Instance.getTrans().getChar( | |
161 | StringId.CLOSE_SINGLE_QUOTE); | |
162 | private char openDoubleQuote = Instance.getTrans().getChar( | |
163 | StringId.OPEN_DOUBLE_QUOTE); | |
164 | private char closeDoubleQuote = Instance.getTrans().getChar( | |
165 | StringId.CLOSE_DOUBLE_QUOTE); | |
166 | ||
167 | /** | |
168 | * The name of this support class. | |
169 | * | |
170 | * @return the name | |
171 | */ | |
172 | protected abstract String getSourceName(); | |
173 | ||
174 | /** | |
175 | * Check if the given resource is supported by this {@link BasicSupport}. | |
176 | * | |
177 | * @param url | |
178 | * the resource to check for | |
179 | * | |
180 | * @return TRUE if it is | |
181 | */ | |
182 | protected abstract boolean supports(URL url); | |
183 | ||
184 | /** | |
185 | * Return TRUE if the support will return HTML encoded content values for | |
186 | * the chapters content. | |
187 | * | |
188 | * @return TRUE for HTML | |
189 | */ | |
190 | protected abstract boolean isHtml(); | |
191 | ||
68686a37 | 192 | protected abstract MetaData getMeta(URL source, InputStream in) |
08fe2e33 NR |
193 | throws IOException; |
194 | ||
195 | /** | |
196 | * Return the story description. | |
197 | * | |
198 | * @param source | |
199 | * the source of the story | |
200 | * @param in | |
201 | * the input (the main resource) | |
202 | * | |
203 | * @return the description | |
204 | * | |
205 | * @throws IOException | |
206 | * in case of I/O error | |
207 | */ | |
208 | protected abstract String getDesc(URL source, InputStream in) | |
209 | throws IOException; | |
210 | ||
08fe2e33 NR |
211 | /** |
212 | * Return the list of chapters (name and resource). | |
213 | * | |
214 | * @param source | |
215 | * the source of the story | |
216 | * @param in | |
217 | * the input (the main resource) | |
218 | * | |
219 | * @return the chapters | |
220 | * | |
221 | * @throws IOException | |
222 | * in case of I/O error | |
223 | */ | |
224 | protected abstract List<Entry<String, URL>> getChapters(URL source, | |
225 | InputStream in) throws IOException; | |
226 | ||
227 | /** | |
228 | * Return the content of the chapter (possibly HTML encoded, if | |
229 | * {@link BasicSupport#isHtml()} is TRUE). | |
230 | * | |
231 | * @param source | |
232 | * the source of the story | |
233 | * @param in | |
234 | * the input (the main resource) | |
235 | * @param number | |
236 | * the chapter number | |
237 | * | |
238 | * @return the content | |
239 | * | |
240 | * @throws IOException | |
241 | * in case of I/O error | |
242 | */ | |
243 | protected abstract String getChapterContent(URL source, InputStream in, | |
244 | int number) throws IOException; | |
245 | ||
08fe2e33 NR |
246 | /** |
247 | * Return the list of cookies (values included) that must be used to | |
248 | * correctly fetch the resources. | |
249 | * <p> | |
250 | * You are expected to call the super method implementation if you override | |
251 | * it. | |
252 | * | |
253 | * @return the cookies | |
254 | */ | |
255 | public Map<String, String> getCookies() { | |
256 | return new HashMap<String, String>(); | |
257 | } | |
258 | ||
a4143cd7 NR |
259 | /** |
260 | * Return the canonical form of the main {@link URL}. | |
261 | * | |
262 | * @param source | |
263 | * the source {@link URL} | |
264 | * | |
265 | * @return the canonical form of this {@link URL} | |
266 | * | |
267 | * @throws IOException | |
268 | * in case of I/O error | |
269 | */ | |
270 | public URL getCanonicalUrl(URL source) throws IOException { | |
271 | return source; | |
272 | } | |
273 | ||
08fe2e33 NR |
274 | /** |
275 | * Process the given story resource into a partially filled {@link Story} | |
276 | * object containing the name and metadata, except for the description. | |
277 | * | |
278 | * @param url | |
279 | * the story resource | |
280 | * | |
281 | * @return the {@link Story} | |
282 | * | |
283 | * @throws IOException | |
284 | * in case of I/O error | |
285 | */ | |
286 | public Story processMeta(URL url) throws IOException { | |
287 | return processMeta(url, true, false); | |
288 | } | |
289 | ||
290 | /** | |
291 | * Process the given story resource into a partially filled {@link Story} | |
292 | * object containing the name and metadata. | |
293 | * | |
294 | * @param url | |
295 | * the story resource | |
296 | * | |
297 | * @param close | |
298 | * close "this" and "in" when done | |
299 | * | |
300 | * @return the {@link Story} | |
301 | * | |
302 | * @throws IOException | |
303 | * in case of I/O error | |
304 | */ | |
305 | protected Story processMeta(URL url, boolean close, boolean getDesc) | |
306 | throws IOException { | |
a4143cd7 NR |
307 | url = getCanonicalUrl(url); |
308 | ||
309 | setCurrentReferer(url); | |
310 | ||
373da363 | 311 | in = openInput(url); |
08fe2e33 NR |
312 | if (in == null) { |
313 | return null; | |
314 | } | |
315 | ||
316 | try { | |
68686a37 | 317 | preprocess(url, getInput()); |
08fe2e33 NR |
318 | |
319 | Story story = new Story(); | |
68686a37 NR |
320 | MetaData meta = getMeta(url, getInput()); |
321 | story.setMeta(meta); | |
322 | ||
323 | if (meta != null && meta.getCover() == null) { | |
324 | meta.setCover(getDefaultCover(meta.getSubject())); | |
325 | } | |
08fe2e33 NR |
326 | |
327 | if (getDesc) { | |
328 | String descChapterName = Instance.getTrans().getString( | |
329 | StringId.DESCRIPTION); | |
330 | story.getMeta().setResume( | |
331 | makeChapter(url, 0, descChapterName, | |
332 | getDesc(url, getInput()))); | |
333 | } | |
334 | ||
335 | return story; | |
336 | } finally { | |
337 | if (close) { | |
338 | try { | |
339 | close(); | |
340 | } catch (IOException e) { | |
341 | Instance.syserr(e); | |
342 | } | |
343 | ||
344 | if (in != null) { | |
345 | in.close(); | |
346 | } | |
347 | } | |
a4143cd7 NR |
348 | |
349 | setCurrentReferer(null); | |
08fe2e33 NR |
350 | } |
351 | } | |
352 | ||
353 | /** | |
354 | * Process the given story resource into a fully filled {@link Story} | |
355 | * object. | |
356 | * | |
357 | * @param url | |
358 | * the story resource | |
92fb0719 NR |
359 | * @param pg |
360 | * the optional progress reporter | |
08fe2e33 NR |
361 | * |
362 | * @return the {@link Story} | |
363 | * | |
364 | * @throws IOException | |
365 | * in case of I/O error | |
366 | */ | |
92fb0719 NR |
367 | public Story process(URL url, Progress pg) throws IOException { |
368 | if (pg == null) { | |
369 | pg = new Progress(); | |
370 | } else { | |
371 | pg.setMinMax(0, 100); | |
372 | } | |
373 | ||
a4143cd7 | 374 | url = getCanonicalUrl(url); |
92fb0719 | 375 | pg.setProgress(1); |
08fe2e33 NR |
376 | try { |
377 | Story story = processMeta(url, false, true); | |
92fb0719 | 378 | pg.setProgress(10); |
08fe2e33 | 379 | if (story == null) { |
92fb0719 | 380 | pg.setProgress(100); |
08fe2e33 NR |
381 | return null; |
382 | } | |
383 | ||
a4143cd7 NR |
384 | setCurrentReferer(url); |
385 | ||
08fe2e33 NR |
386 | story.setChapters(new ArrayList<Chapter>()); |
387 | ||
08fe2e33 | 388 | List<Entry<String, URL>> chapters = getChapters(url, getInput()); |
92fb0719 NR |
389 | pg.setProgress(20); |
390 | ||
08fe2e33 NR |
391 | int i = 1; |
392 | if (chapters != null) { | |
92fb0719 NR |
393 | Progress pgChaps = new Progress(0, chapters.size()); |
394 | pg.addProgress(pgChaps, 80); | |
395 | ||
08fe2e33 NR |
396 | for (Entry<String, URL> chap : chapters) { |
397 | setCurrentReferer(chap.getValue()); | |
398 | InputStream chapIn = Instance.getCache().open( | |
399 | chap.getValue(), this, true); | |
400 | try { | |
401 | story.getChapters().add( | |
402 | makeChapter(url, i, chap.getKey(), | |
403 | getChapterContent(url, chapIn, i))); | |
404 | } finally { | |
405 | chapIn.close(); | |
406 | } | |
a6395bef | 407 | |
3b2b638f | 408 | pgChaps.setProgress(i++); |
08fe2e33 | 409 | } |
92fb0719 NR |
410 | } else { |
411 | pg.setProgress(100); | |
08fe2e33 NR |
412 | } |
413 | ||
414 | return story; | |
415 | ||
416 | } finally { | |
417 | try { | |
418 | close(); | |
419 | } catch (IOException e) { | |
420 | Instance.syserr(e); | |
421 | } | |
422 | ||
423 | if (in != null) { | |
424 | in.close(); | |
425 | } | |
426 | ||
a4143cd7 | 427 | setCurrentReferer(null); |
08fe2e33 NR |
428 | } |
429 | } | |
430 | ||
431 | /** | |
a4143cd7 | 432 | * The support type. |
08fe2e33 NR |
433 | * |
434 | * @return the type | |
435 | */ | |
436 | public SupportType getType() { | |
437 | return type; | |
438 | } | |
439 | ||
440 | /** | |
441 | * The current referer {@link URL} (only one 'r', as in 'HTML'...), i.e., | |
442 | * the current {@link URL} we work on. | |
443 | * | |
444 | * @return the referer | |
445 | */ | |
446 | public URL getCurrentReferer() { | |
447 | return currentReferer; | |
448 | } | |
449 | ||
450 | /** | |
451 | * The current referer {@link URL} (only one 'r', as in 'HTML'...), i.e., | |
452 | * the current {@link URL} we work on. | |
453 | * | |
454 | * @param currentReferer | |
455 | * the new referer | |
456 | */ | |
457 | protected void setCurrentReferer(URL currentReferer) { | |
458 | this.currentReferer = currentReferer; | |
459 | } | |
460 | ||
461 | /** | |
462 | * The support type. | |
463 | * | |
464 | * @param type | |
465 | * the new type | |
466 | * | |
467 | * @return this | |
468 | */ | |
469 | protected BasicSupport setType(SupportType type) { | |
470 | this.type = type; | |
471 | return this; | |
472 | } | |
473 | ||
474 | /** | |
68686a37 | 475 | * Prepare the support if needed before processing. |
08fe2e33 NR |
476 | * |
477 | * @param source | |
478 | * the source of the story | |
479 | * @param in | |
480 | * the input (the main resource) | |
481 | * | |
08fe2e33 NR |
482 | * @throws IOException |
483 | * on I/O error | |
484 | */ | |
68686a37 | 485 | protected void preprocess(URL source, InputStream in) throws IOException { |
08fe2e33 NR |
486 | } |
487 | ||
488 | /** | |
489 | * Now that we have processed the {@link Story}, close the resources if any. | |
490 | * | |
491 | * @throws IOException | |
492 | * on I/O error | |
493 | */ | |
494 | protected void close() throws IOException { | |
495 | } | |
496 | ||
497 | /** | |
498 | * Create a {@link Chapter} object from the given information, formatting | |
499 | * the content as it should be. | |
500 | * | |
501 | * @param number | |
502 | * the chapter number | |
503 | * @param name | |
504 | * the chapter name | |
505 | * @param content | |
506 | * the chapter content | |
507 | * | |
508 | * @return the {@link Chapter} | |
509 | * | |
510 | * @throws IOException | |
511 | * in case of I/O error | |
512 | */ | |
513 | protected Chapter makeChapter(URL source, int number, String name, | |
514 | String content) throws IOException { | |
08fe2e33 NR |
515 | // Chapter name: process it correctly, then remove the possible |
516 | // redundant "Chapter x: " in front of it | |
517 | String chapterName = processPara(name).getContent().trim(); | |
518 | for (String lang : Instance.getConfig().getString(Config.CHAPTER) | |
519 | .split(",")) { | |
520 | String chapterWord = Instance.getConfig().getStringX( | |
521 | Config.CHAPTER, lang); | |
522 | if (chapterName.startsWith(chapterWord)) { | |
523 | chapterName = chapterName.substring(chapterWord.length()) | |
524 | .trim(); | |
525 | break; | |
526 | } | |
527 | } | |
528 | ||
529 | if (chapterName.startsWith(Integer.toString(number))) { | |
530 | chapterName = chapterName.substring( | |
531 | Integer.toString(number).length()).trim(); | |
532 | } | |
533 | ||
534 | if (chapterName.startsWith(":")) { | |
535 | chapterName = chapterName.substring(1).trim(); | |
536 | } | |
537 | // | |
538 | ||
539 | Chapter chap = new Chapter(number, chapterName); | |
540 | ||
68e370a4 NR |
541 | if (content != null) { |
542 | chap.setParagraphs(makeParagraphs(source, content)); | |
08fe2e33 NR |
543 | } |
544 | ||
68e370a4 NR |
545 | return chap; |
546 | ||
547 | } | |
548 | ||
549 | /** | |
550 | * Convert the given content into {@link Paragraph}s. | |
551 | * | |
552 | * @param source | |
553 | * the source URL of the story | |
554 | * @param content | |
555 | * the textual content | |
556 | * | |
557 | * @return the {@link Paragraph}s | |
558 | * | |
559 | * @throws IOException | |
560 | * in case of I/O error | |
561 | */ | |
562 | protected List<Paragraph> makeParagraphs(URL source, String content) | |
563 | throws IOException { | |
08fe2e33 NR |
564 | if (isHtml()) { |
565 | // Special <HR> processing: | |
566 | content = content.replaceAll("(<hr [^>]*>)|(<hr/>)|(<hr>)", | |
567 | "\n* * *\n"); | |
568 | } | |
569 | ||
68e370a4 | 570 | List<Paragraph> paras = new ArrayList<Paragraph>(); |
9252c65e | 571 | InputStream in = new ByteArrayInputStream(content.getBytes("UTF-8")); |
08fe2e33 | 572 | try { |
68e370a4 NR |
573 | BufferedReader buff = new BufferedReader(new InputStreamReader(in, |
574 | "UTF-8")); | |
575 | ||
576 | for (String encodedLine = buff.readLine(); encodedLine != null; encodedLine = buff | |
577 | .readLine()) { | |
578 | String lines[]; | |
579 | if (isHtml()) { | |
580 | lines = encodedLine.split("(<p>|</p>|<br>|<br/>|\\n)"); | |
581 | } else { | |
582 | lines = new String[] { encodedLine }; | |
08fe2e33 NR |
583 | } |
584 | ||
68e370a4 NR |
585 | for (String aline : lines) { |
586 | String line = aline.trim(); | |
587 | ||
588 | URL image = null; | |
589 | if (line.startsWith("[") && line.endsWith("]")) { | |
590 | image = getImageUrl(this, source, | |
591 | line.substring(1, line.length() - 1).trim()); | |
592 | } | |
593 | ||
594 | if (image != null) { | |
595 | paras.add(new Paragraph(image)); | |
596 | } else { | |
597 | paras.add(processPara(line)); | |
598 | } | |
08fe2e33 NR |
599 | } |
600 | } | |
68e370a4 NR |
601 | } finally { |
602 | in.close(); | |
603 | } | |
08fe2e33 | 604 | |
68e370a4 NR |
605 | // Check quotes for "bad" format |
606 | List<Paragraph> newParas = new ArrayList<Paragraph>(); | |
607 | for (Paragraph para : paras) { | |
608 | newParas.addAll(requotify(para)); | |
609 | } | |
610 | paras = newParas; | |
08fe2e33 | 611 | |
68e370a4 NR |
612 | // Remove double blanks/brks |
613 | fixBlanksBreaks(paras); | |
08fe2e33 | 614 | |
68e370a4 NR |
615 | return paras; |
616 | } | |
08fe2e33 | 617 | |
68e370a4 NR |
618 | /** |
619 | * Fix the {@link ParagraphType#BLANK}s and {@link ParagraphType#BREAK}s of | |
620 | * those {@link Paragraph}s. | |
621 | * <p> | |
622 | * The resulting list will not contain a starting or trailing blank/break | |
623 | * nor 2 blanks or breaks following each other. | |
624 | * | |
625 | * @param paras | |
626 | * the list of {@link Paragraph}s to fix | |
627 | */ | |
628 | protected void fixBlanksBreaks(List<Paragraph> paras) { | |
629 | boolean space = false; | |
630 | boolean brk = true; | |
631 | for (int i = 0; i < paras.size(); i++) { | |
632 | Paragraph para = paras.get(i); | |
633 | boolean thisSpace = para.getType() == ParagraphType.BLANK; | |
634 | boolean thisBrk = para.getType() == ParagraphType.BREAK; | |
635 | ||
636 | if (i > 0 && space && thisBrk) { | |
637 | paras.remove(i - 1); | |
638 | i--; | |
639 | } else if ((space || brk) && (thisSpace || thisBrk)) { | |
640 | paras.remove(i); | |
641 | i--; | |
08fe2e33 NR |
642 | } |
643 | ||
68e370a4 NR |
644 | space = thisSpace; |
645 | brk = thisBrk; | |
646 | } | |
08fe2e33 | 647 | |
68e370a4 NR |
648 | // Remove blank/brk at start |
649 | if (paras.size() > 0 | |
650 | && (paras.get(0).getType() == ParagraphType.BLANK || paras.get( | |
651 | 0).getType() == ParagraphType.BREAK)) { | |
652 | paras.remove(0); | |
653 | } | |
654 | ||
655 | // Remove blank/brk at end | |
656 | int last = paras.size() - 1; | |
657 | if (paras.size() > 0 | |
658 | && (paras.get(last).getType() == ParagraphType.BLANK || paras | |
659 | .get(last).getType() == ParagraphType.BREAK)) { | |
660 | paras.remove(last); | |
08fe2e33 NR |
661 | } |
662 | } | |
663 | ||
68e370a4 NR |
664 | /** |
665 | * Get the default cover related to this subject (see <tt>.info</tt> files). | |
666 | * | |
667 | * @param subject | |
668 | * the subject | |
669 | * | |
670 | * @return the cover if any, or NULL | |
671 | */ | |
68686a37 NR |
672 | static BufferedImage getDefaultCover(String subject) { |
673 | if (subject != null && !subject.isEmpty() | |
674 | && Instance.getCoverDir() != null) { | |
675 | try { | |
676 | File fileCover = new File(Instance.getCoverDir(), subject); | |
333f0e7b | 677 | return getImage(null, fileCover.toURI().toURL(), subject); |
68686a37 NR |
678 | } catch (MalformedURLException e) { |
679 | } | |
680 | } | |
681 | ||
682 | return null; | |
683 | } | |
684 | ||
08fe2e33 NR |
685 | /** |
686 | * Return the list of supported image extensions. | |
687 | * | |
a4143cd7 NR |
688 | * @param emptyAllowed |
689 | * TRUE to allow an empty extension on first place, which can be | |
690 | * used when you may already have an extension in your input but | |
691 | * are not sure about it | |
692 | * | |
08fe2e33 NR |
693 | * @return the extensions |
694 | */ | |
68686a37 | 695 | static String[] getImageExt(boolean emptyAllowed) { |
08fe2e33 NR |
696 | if (emptyAllowed) { |
697 | return new String[] { "", ".png", ".jpg", ".jpeg", ".gif", ".bmp" }; | |
698 | } else { | |
699 | return new String[] { ".png", ".jpg", ".jpeg", ".gif", ".bmp" }; | |
700 | } | |
701 | } | |
702 | ||
a4143cd7 NR |
703 | /** |
704 | * Check if the given resource can be a local image or a remote image, then | |
705 | * refresh the cache with it if it is. | |
706 | * | |
707 | * @param source | |
708 | * the story source | |
709 | * @param line | |
710 | * the resource to check | |
711 | * | |
712 | * @return the image if found, or NULL | |
713 | * | |
714 | */ | |
333f0e7b NR |
715 | static BufferedImage getImage(BasicSupport support, URL source, String line) { |
716 | URL url = getImageUrl(support, source, line); | |
68686a37 NR |
717 | if (url != null) { |
718 | InputStream in = null; | |
719 | try { | |
720 | in = Instance.getCache().open(url, getSupport(url), true); | |
595dfa7a | 721 | return IOUtils.toImage(in); |
68686a37 NR |
722 | } catch (IOException e) { |
723 | } finally { | |
724 | if (in != null) { | |
725 | try { | |
726 | in.close(); | |
727 | } catch (IOException e) { | |
728 | } | |
729 | } | |
730 | } | |
731 | } | |
732 | ||
733 | return null; | |
734 | } | |
735 | ||
08fe2e33 NR |
736 | /** |
737 | * Check if the given resource can be a local image or a remote image, then | |
738 | * refresh the cache with it if it is. | |
739 | * | |
740 | * @param source | |
741 | * the story source | |
742 | * @param line | |
743 | * the resource to check | |
744 | * | |
745 | * @return the image URL if found, or NULL | |
746 | * | |
747 | */ | |
333f0e7b | 748 | static URL getImageUrl(BasicSupport support, URL source, String line) { |
08fe2e33 NR |
749 | URL url = null; |
750 | ||
68686a37 NR |
751 | if (line != null) { |
752 | // try for files | |
753 | String path = null; | |
754 | if (source != null) { | |
755 | path = new File(source.getFile()).getParent(); | |
756 | try { | |
333f0e7b NR |
757 | String basePath = new File(new File(path), line.trim()) |
758 | .getAbsolutePath(); | |
68686a37 | 759 | for (String ext : getImageExt(true)) { |
333f0e7b NR |
760 | if (new File(basePath + ext).exists()) { |
761 | url = new File(basePath + ext).toURI().toURL(); | |
68686a37 | 762 | } |
08fe2e33 | 763 | } |
68686a37 NR |
764 | } catch (Exception e) { |
765 | // Nothing to do here | |
08fe2e33 | 766 | } |
68686a37 | 767 | } |
08fe2e33 | 768 | |
68686a37 NR |
769 | if (url == null) { |
770 | // try for URLs | |
771 | try { | |
08fe2e33 | 772 | for (String ext : getImageExt(true)) { |
68686a37 | 773 | if (Instance.getCache().check(new URL(line + ext))) { |
08fe2e33 | 774 | url = new URL(line + ext); |
333f0e7b | 775 | break; |
08fe2e33 NR |
776 | } |
777 | } | |
68686a37 NR |
778 | |
779 | // try out of cache | |
780 | if (url == null) { | |
781 | for (String ext : getImageExt(true)) { | |
782 | try { | |
783 | url = new URL(line + ext); | |
333f0e7b | 784 | Instance.getCache().refresh(url, support, true); |
68686a37 NR |
785 | break; |
786 | } catch (IOException e) { | |
787 | // no image with this ext | |
788 | url = null; | |
789 | } | |
790 | } | |
791 | } | |
792 | } catch (MalformedURLException e) { | |
793 | // Not an url | |
08fe2e33 | 794 | } |
08fe2e33 | 795 | } |
08fe2e33 | 796 | |
68686a37 NR |
797 | // refresh the cached file |
798 | if (url != null) { | |
799 | try { | |
333f0e7b | 800 | Instance.getCache().refresh(url, support, true); |
68686a37 NR |
801 | } catch (IOException e) { |
802 | // woops, broken image | |
803 | url = null; | |
804 | } | |
08fe2e33 NR |
805 | } |
806 | } | |
807 | ||
808 | return url; | |
809 | } | |
810 | ||
373da363 NR |
811 | /** |
812 | * Open the input file that will be used through the support. | |
813 | * | |
814 | * @param source | |
815 | * the source {@link URL} | |
816 | * | |
817 | * @return the {@link InputStream} | |
818 | * | |
819 | * @throws IOException | |
820 | * in case of I/O error | |
821 | */ | |
822 | protected InputStream openInput(URL source) throws IOException { | |
823 | return Instance.getCache().open(source, this, false); | |
824 | } | |
825 | ||
a4143cd7 NR |
826 | /** |
827 | * Reset the given {@link InputStream} and return it. | |
828 | * | |
829 | * @param in | |
830 | * the {@link InputStream} to reset | |
831 | * | |
832 | * @return the same {@link InputStream} after reset | |
833 | */ | |
68686a37 NR |
834 | protected InputStream reset(InputStream in) { |
835 | try { | |
836 | in.reset(); | |
837 | } catch (IOException e) { | |
838 | } | |
839 | return in; | |
840 | } | |
841 | ||
08fe2e33 NR |
842 | /** |
843 | * Reset then return {@link BasicSupport#in}. | |
844 | * | |
845 | * @return {@link BasicSupport#in} | |
08fe2e33 | 846 | */ |
68686a37 NR |
847 | protected InputStream getInput() { |
848 | return reset(in); | |
08fe2e33 NR |
849 | } |
850 | ||
851 | /** | |
852 | * Fix the author name if it is prefixed with some "by" {@link String}. | |
853 | * | |
854 | * @param author | |
855 | * the author with a possible prefix | |
856 | * | |
857 | * @return the author without prefixes | |
858 | */ | |
68686a37 | 859 | protected String fixAuthor(String author) { |
08fe2e33 NR |
860 | if (author != null) { |
861 | for (String suffix : new String[] { " ", ":" }) { | |
862 | for (String byString : Instance.getConfig() | |
863 | .getString(Config.BYS).split(",")) { | |
864 | byString += suffix; | |
865 | if (author.toUpperCase().startsWith(byString.toUpperCase())) { | |
866 | author = author.substring(byString.length()).trim(); | |
867 | } | |
868 | } | |
869 | } | |
870 | ||
871 | // Special case (without suffix): | |
872 | if (author.startsWith("©")) { | |
873 | author = author.substring(1); | |
874 | } | |
875 | } | |
876 | ||
877 | return author; | |
878 | } | |
879 | ||
880 | /** | |
881 | * Check quotes for bad format (i.e., quotes with normal paragraphs inside) | |
882 | * and requotify them (i.e., separate them into QUOTE paragraphs and other | |
883 | * paragraphs (quotes or not)). | |
884 | * | |
885 | * @param para | |
a4143cd7 | 886 | * the paragraph to requotify (not necessarily a quote) |
08fe2e33 NR |
887 | * |
888 | * @return the correctly (or so we hope) quotified paragraphs | |
889 | */ | |
68e370a4 | 890 | protected List<Paragraph> requotify(Paragraph para) { |
08fe2e33 NR |
891 | List<Paragraph> newParas = new ArrayList<Paragraph>(); |
892 | ||
68686a37 NR |
893 | if (para.getType() == ParagraphType.QUOTE |
894 | && para.getContent().length() > 2) { | |
08fe2e33 NR |
895 | String line = para.getContent(); |
896 | boolean singleQ = line.startsWith("" + openQuote); | |
897 | boolean doubleQ = line.startsWith("" + openDoubleQuote); | |
898 | ||
b4dc6ab5 NR |
899 | // Do not try when more than one quote at a time |
900 | // (some stories are not easily readable if we do) | |
901 | if (singleQ | |
902 | && line.indexOf(closeQuote, 1) < line | |
903 | .lastIndexOf(closeQuote)) { | |
904 | newParas.add(para); | |
905 | return newParas; | |
906 | } | |
907 | if (doubleQ | |
908 | && line.indexOf(closeDoubleQuote, 1) < line | |
909 | .lastIndexOf(closeDoubleQuote)) { | |
910 | newParas.add(para); | |
911 | return newParas; | |
912 | } | |
913 | // | |
914 | ||
08fe2e33 NR |
915 | if (!singleQ && !doubleQ) { |
916 | line = openDoubleQuote + line + closeDoubleQuote; | |
917 | newParas.add(new Paragraph(ParagraphType.QUOTE, line)); | |
918 | } else { | |
a6395bef | 919 | char open = singleQ ? openQuote : openDoubleQuote; |
08fe2e33 | 920 | char close = singleQ ? closeQuote : closeDoubleQuote; |
a6395bef NR |
921 | |
922 | int posDot = -1; | |
923 | boolean inQuote = false; | |
924 | int i = 0; | |
925 | for (char car : line.toCharArray()) { | |
926 | if (car == open) { | |
927 | inQuote = true; | |
928 | } else if (car == close) { | |
929 | inQuote = false; | |
930 | } else if (car == '.' && !inQuote) { | |
931 | posDot = i; | |
932 | break; | |
933 | } | |
934 | i++; | |
08fe2e33 NR |
935 | } |
936 | ||
937 | if (posDot >= 0) { | |
938 | String rest = line.substring(posDot + 1).trim(); | |
939 | line = line.substring(0, posDot + 1).trim(); | |
940 | newParas.add(new Paragraph(ParagraphType.QUOTE, line)); | |
68686a37 NR |
941 | if (!rest.isEmpty()) { |
942 | newParas.addAll(requotify(processPara(rest))); | |
943 | } | |
08fe2e33 NR |
944 | } else { |
945 | newParas.add(para); | |
946 | } | |
947 | } | |
948 | } else { | |
949 | newParas.add(para); | |
950 | } | |
951 | ||
952 | return newParas; | |
953 | } | |
954 | ||
955 | /** | |
956 | * Process a {@link Paragraph} from a raw line of text. | |
957 | * <p> | |
958 | * Will also fix quotes and HTML encoding if needed. | |
959 | * | |
960 | * @param line | |
961 | * the raw line | |
962 | * | |
963 | * @return the processed {@link Paragraph} | |
964 | */ | |
22848428 | 965 | protected Paragraph processPara(String line) { |
08fe2e33 NR |
966 | line = ifUnhtml(line).trim(); |
967 | ||
968 | boolean space = true; | |
969 | boolean brk = true; | |
970 | boolean quote = false; | |
971 | boolean tentativeCloseQuote = false; | |
972 | char prev = '\0'; | |
973 | int dashCount = 0; | |
974 | ||
975 | StringBuilder builder = new StringBuilder(); | |
976 | for (char car : line.toCharArray()) { | |
977 | if (car != '-') { | |
978 | if (dashCount > 0) { | |
979 | // dash, ndash and mdash: - – — | |
980 | // currently: always use mdash | |
981 | builder.append(dashCount == 1 ? '-' : '—'); | |
982 | } | |
983 | dashCount = 0; | |
984 | } | |
985 | ||
986 | if (tentativeCloseQuote) { | |
987 | tentativeCloseQuote = false; | |
22848428 | 988 | if (Character.isLetterOrDigit(car)) { |
08fe2e33 NR |
989 | builder.append("'"); |
990 | } else { | |
22848428 NR |
991 | // handle double-single quotes as double quotes |
992 | if (prev == car) { | |
993 | builder.append(closeDoubleQuote); | |
994 | continue; | |
995 | } else { | |
996 | builder.append(closeQuote); | |
997 | } | |
08fe2e33 NR |
998 | } |
999 | } | |
1000 | ||
1001 | switch (car) { | |
1002 | case ' ': // note: unbreakable space | |
1003 | case ' ': | |
1004 | case '\t': | |
1005 | case '\n': // just in case | |
1006 | case '\r': // just in case | |
1007 | builder.append(' '); | |
1008 | break; | |
1009 | ||
1010 | case '\'': | |
1011 | if (space || (brk && quote)) { | |
1012 | quote = true; | |
22848428 NR |
1013 | // handle double-single quotes as double quotes |
1014 | if (prev == car) { | |
1015 | builder.deleteCharAt(builder.length() - 1); | |
1016 | builder.append(openDoubleQuote); | |
1017 | } else { | |
1018 | builder.append(openQuote); | |
1019 | } | |
1020 | } else if (prev == ' ' || prev == car) { | |
1021 | // handle double-single quotes as double quotes | |
1022 | if (prev == car) { | |
1023 | builder.deleteCharAt(builder.length() - 1); | |
1024 | builder.append(openDoubleQuote); | |
1025 | } else { | |
1026 | builder.append(openQuote); | |
1027 | } | |
08fe2e33 NR |
1028 | } else { |
1029 | // it is a quote ("I'm off") or a 'quote' ("This | |
1030 | // 'good' restaurant"...) | |
1031 | tentativeCloseQuote = true; | |
1032 | } | |
1033 | break; | |
1034 | ||
1035 | case '"': | |
1036 | if (space || (brk && quote)) { | |
1037 | quote = true; | |
1038 | builder.append(openDoubleQuote); | |
1039 | } else if (prev == ' ') { | |
1040 | builder.append(openDoubleQuote); | |
1041 | } else { | |
1042 | builder.append(closeDoubleQuote); | |
1043 | } | |
1044 | break; | |
1045 | ||
1046 | case '-': | |
1047 | if (space) { | |
1048 | quote = true; | |
1049 | } else { | |
1050 | dashCount++; | |
1051 | } | |
1052 | space = false; | |
1053 | break; | |
1054 | ||
1055 | case '*': | |
1056 | case '~': | |
1057 | case '/': | |
1058 | case '\\': | |
1059 | case '<': | |
1060 | case '>': | |
1061 | case '=': | |
1062 | case '+': | |
1063 | case '_': | |
1064 | case '–': | |
1065 | case '—': | |
1066 | space = false; | |
1067 | builder.append(car); | |
1068 | break; | |
1069 | ||
1070 | case '‘': | |
1071 | case '`': | |
1072 | case '‹': | |
1073 | case '﹁': | |
1074 | case '〈': | |
1075 | case '「': | |
1076 | if (space || (brk && quote)) { | |
1077 | quote = true; | |
1078 | builder.append(openQuote); | |
1079 | } else { | |
22848428 NR |
1080 | // handle double-single quotes as double quotes |
1081 | if (prev == car) { | |
1082 | builder.deleteCharAt(builder.length() - 1); | |
1083 | builder.append(openDoubleQuote); | |
1084 | } else { | |
1085 | builder.append(openQuote); | |
1086 | } | |
08fe2e33 NR |
1087 | } |
1088 | space = false; | |
1089 | brk = false; | |
1090 | break; | |
1091 | ||
1092 | case '’': | |
1093 | case '›': | |
1094 | case '﹂': | |
1095 | case '〉': | |
1096 | case '」': | |
1097 | space = false; | |
1098 | brk = false; | |
22848428 NR |
1099 | // handle double-single quotes as double quotes |
1100 | if (prev == car) { | |
1101 | builder.deleteCharAt(builder.length() - 1); | |
1102 | builder.append(closeDoubleQuote); | |
1103 | } else { | |
1104 | builder.append(closeQuote); | |
1105 | } | |
08fe2e33 NR |
1106 | break; |
1107 | ||
1108 | case '«': | |
1109 | case '“': | |
1110 | case '﹃': | |
1111 | case '《': | |
1112 | case '『': | |
1113 | if (space || (brk && quote)) { | |
1114 | quote = true; | |
1115 | builder.append(openDoubleQuote); | |
1116 | } else { | |
1117 | builder.append(openDoubleQuote); | |
1118 | } | |
1119 | space = false; | |
1120 | brk = false; | |
1121 | break; | |
1122 | ||
1123 | case '»': | |
1124 | case '”': | |
1125 | case '﹄': | |
1126 | case '》': | |
1127 | case '』': | |
1128 | space = false; | |
1129 | brk = false; | |
1130 | builder.append(closeDoubleQuote); | |
1131 | break; | |
1132 | ||
1133 | default: | |
1134 | space = false; | |
1135 | brk = false; | |
1136 | builder.append(car); | |
1137 | break; | |
1138 | } | |
1139 | ||
1140 | prev = car; | |
1141 | } | |
1142 | ||
1143 | if (tentativeCloseQuote) { | |
1144 | tentativeCloseQuote = false; | |
1145 | builder.append(closeQuote); | |
1146 | } | |
1147 | ||
1148 | line = builder.toString().trim(); | |
1149 | ||
1150 | ParagraphType type = ParagraphType.NORMAL; | |
1151 | if (space) { | |
1152 | type = ParagraphType.BLANK; | |
1153 | } else if (brk) { | |
1154 | type = ParagraphType.BREAK; | |
1155 | } else if (quote) { | |
1156 | type = ParagraphType.QUOTE; | |
1157 | } | |
1158 | ||
1159 | return new Paragraph(type, line); | |
1160 | } | |
1161 | ||
1162 | /** | |
a4143cd7 | 1163 | * Remove the HTML from the input <b>if</b> {@link BasicSupport#isHtml()} is |
08fe2e33 NR |
1164 | * true. |
1165 | * | |
1166 | * @param input | |
1167 | * the input | |
1168 | * | |
1169 | * @return the no html version if needed | |
1170 | */ | |
1171 | private String ifUnhtml(String input) { | |
1172 | if (isHtml() && input != null) { | |
1173 | return StringUtils.unhtml(input); | |
1174 | } | |
1175 | ||
1176 | return input; | |
1177 | } | |
1178 | ||
1179 | /** | |
1180 | * Return a {@link BasicSupport} implementation supporting the given | |
1181 | * resource if possible. | |
1182 | * | |
1183 | * @param url | |
1184 | * the story resource | |
1185 | * | |
1186 | * @return an implementation that supports it, or NULL | |
1187 | */ | |
1188 | public static BasicSupport getSupport(URL url) { | |
1189 | if (url == null) { | |
1190 | return null; | |
1191 | } | |
1192 | ||
1193 | // TEXT and INFO_TEXT always support files (not URLs though) | |
1194 | for (SupportType type : SupportType.values()) { | |
1195 | if (type != SupportType.TEXT && type != SupportType.INFO_TEXT) { | |
1196 | BasicSupport support = getSupport(type); | |
1197 | if (support != null && support.supports(url)) { | |
1198 | return support; | |
1199 | } | |
1200 | } | |
1201 | } | |
1202 | ||
373da363 NR |
1203 | for (SupportType type : new SupportType[] { SupportType.INFO_TEXT, |
1204 | SupportType.TEXT }) { | |
08fe2e33 NR |
1205 | BasicSupport support = getSupport(type); |
1206 | if (support != null && support.supports(url)) { | |
1207 | return support; | |
1208 | } | |
1209 | } | |
1210 | ||
1211 | return null; | |
1212 | } | |
1213 | ||
1214 | /** | |
1215 | * Return a {@link BasicSupport} implementation supporting the given type. | |
1216 | * | |
1217 | * @param type | |
1218 | * the type | |
1219 | * | |
1220 | * @return an implementation that supports it, or NULL | |
1221 | */ | |
1222 | public static BasicSupport getSupport(SupportType type) { | |
1223 | switch (type) { | |
1224 | case EPUB: | |
1225 | return new Epub().setType(type); | |
1226 | case INFO_TEXT: | |
1227 | return new InfoText().setType(type); | |
1228 | case FIMFICTION: | |
1229 | return new Fimfiction().setType(type); | |
1230 | case FANFICTION: | |
1231 | return new Fanfiction().setType(type); | |
1232 | case TEXT: | |
1233 | return new Text().setType(type); | |
1234 | case MANGAFOX: | |
1235 | return new MangaFox().setType(type); | |
1236 | case E621: | |
1237 | return new E621().setType(type); | |
a4143cd7 NR |
1238 | case YIFFSTAR: |
1239 | return new YiffStar().setType(type); | |
08fe2e33 NR |
1240 | case CBZ: |
1241 | return new Cbz().setType(type); | |
373da363 NR |
1242 | case HTML: |
1243 | return new Html().setType(type); | |
08fe2e33 NR |
1244 | } |
1245 | ||
1246 | return null; | |
1247 | } | |
68686a37 NR |
1248 | |
1249 | /** | |
1250 | * Return the first line from the given input which correspond to the given | |
1251 | * selectors. | |
1252 | * | |
1253 | * @param in | |
1254 | * the input | |
1255 | * @param needle | |
1256 | * a string that must be found inside the target line (also | |
1257 | * supports "^" at start to say "only if it starts with" the | |
1258 | * needle) | |
1259 | * @param relativeLine | |
1260 | * the line to return based upon the target line position (-1 = | |
1261 | * the line before, 0 = the target line...) | |
1262 | * | |
1263 | * @return the line | |
1264 | */ | |
1265 | static String getLine(InputStream in, String needle, int relativeLine) { | |
1266 | return getLine(in, needle, relativeLine, true); | |
1267 | } | |
1268 | ||
1269 | /** | |
1270 | * Return a line from the given input which correspond to the given | |
1271 | * selectors. | |
1272 | * | |
1273 | * @param in | |
1274 | * the input | |
1275 | * @param needle | |
1276 | * a string that must be found inside the target line (also | |
1277 | * supports "^" at start to say "only if it starts with" the | |
1278 | * needle) | |
1279 | * @param relativeLine | |
1280 | * the line to return based upon the target line position (-1 = | |
1281 | * the line before, 0 = the target line...) | |
1282 | * @param first | |
1283 | * takes the first result (as opposed to the last one, which will | |
1284 | * also always spend the input) | |
1285 | * | |
1286 | * @return the line | |
1287 | */ | |
1288 | static String getLine(InputStream in, String needle, int relativeLine, | |
1289 | boolean first) { | |
1290 | String rep = null; | |
1291 | ||
1292 | try { | |
1293 | in.reset(); | |
1294 | } catch (IOException e) { | |
1295 | Instance.syserr(e); | |
1296 | } | |
1297 | ||
1298 | List<String> lines = new ArrayList<String>(); | |
1299 | @SuppressWarnings("resource") | |
1300 | Scanner scan = new Scanner(in, "UTF-8"); | |
1301 | int index = -1; | |
1302 | scan.useDelimiter("\\n"); | |
1303 | while (scan.hasNext()) { | |
1304 | lines.add(scan.next()); | |
1305 | ||
1306 | if (index == -1) { | |
1307 | if (needle.startsWith("^")) { | |
1308 | if (lines.get(lines.size() - 1).startsWith( | |
1309 | needle.substring(1))) { | |
1310 | index = lines.size() - 1; | |
1311 | } | |
1312 | ||
1313 | } else { | |
1314 | if (lines.get(lines.size() - 1).contains(needle)) { | |
1315 | index = lines.size() - 1; | |
1316 | } | |
1317 | } | |
1318 | } | |
1319 | ||
1320 | if (index >= 0 && index + relativeLine < lines.size()) { | |
1321 | rep = lines.get(index + relativeLine); | |
1322 | if (first) { | |
1323 | break; | |
1324 | } | |
1325 | } | |
1326 | } | |
1327 | ||
1328 | return rep; | |
1329 | } | |
08fe2e33 | 1330 | } |