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0ffa4754 NR |
1 | package be.nikiroo.fanfix.supported; |
2 | ||
3 | import java.io.BufferedReader; | |
4 | import java.io.ByteArrayInputStream; | |
5 | import java.io.File; | |
6 | import java.io.IOException; | |
7 | import java.io.InputStream; | |
8 | import java.io.InputStreamReader; | |
9 | import java.net.MalformedURLException; | |
10 | import java.net.URL; | |
11 | import java.util.ArrayList; | |
12 | import java.util.Date; | |
13 | import java.util.List; | |
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; | |
23 | import be.nikiroo.fanfix.data.Paragraph.ParagraphType; | |
24 | import be.nikiroo.fanfix.data.Story; | |
25 | import be.nikiroo.utils.Image; | |
26 | import be.nikiroo.utils.Progress; | |
27 | import be.nikiroo.utils.StringUtils; | |
28 | ||
29 | /** | |
30 | * DEPRECATED: use the new Jsoup 'Node' system. | |
31 | * <p> | |
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 | @Deprecated | |
41 | public abstract class BasicSupport_Deprecated extends BasicSupport { | |
42 | private InputStream in; | |
0ffa4754 NR |
43 | |
44 | // quote chars | |
d66deb8d NR |
45 | private char openQuote = Instance.getInstance().getTrans().getCharacter(StringId.OPEN_SINGLE_QUOTE); |
46 | private char closeQuote = Instance.getInstance().getTrans().getCharacter(StringId.CLOSE_SINGLE_QUOTE); | |
47 | private char openDoubleQuote = Instance.getInstance().getTrans().getCharacter(StringId.OPEN_DOUBLE_QUOTE); | |
48 | private char closeDoubleQuote = Instance.getInstance().getTrans().getCharacter(StringId.CLOSE_DOUBLE_QUOTE); | |
0ffa4754 NR |
49 | |
50 | // New methods not used in Deprecated mode | |
51 | @Override | |
52 | protected String getDesc() throws IOException { | |
53 | throw new RuntimeException("should not be used by legacy code"); | |
54 | } | |
55 | ||
56 | @Override | |
57 | protected MetaData getMeta() throws IOException { | |
58 | throw new RuntimeException("should not be used by legacy code"); | |
59 | } | |
60 | ||
61 | @Override | |
62 | protected List<Entry<String, URL>> getChapters(Progress pg) | |
63 | throws IOException { | |
64 | throw new RuntimeException("should not be used by legacy code"); | |
65 | } | |
66 | ||
67 | @Override | |
68 | protected String getChapterContent(URL chapUrl, int number, Progress pg) | |
69 | throws IOException { | |
70 | throw new RuntimeException("should not be used by legacy code"); | |
71 | } | |
72 | ||
1c0d0058 | 73 | @Override |
0ffa4754 NR |
74 | public Story process(Progress pg) throws IOException { |
75 | return process(getSource(), pg); | |
76 | } | |
77 | ||
78 | // | |
79 | ||
80 | /** | |
81 | * Return the {@link MetaData} of this story. | |
82 | * | |
83 | * @param source | |
84 | * the source of the story | |
85 | * @param in | |
86 | * the input (the main resource) | |
87 | * | |
88 | * @return the associated {@link MetaData}, never NULL | |
89 | * | |
90 | * @throws IOException | |
91 | * in case of I/O error | |
92 | */ | |
93 | protected abstract MetaData getMeta(URL source, InputStream in) | |
94 | throws IOException; | |
95 | ||
96 | /** | |
97 | * Return the story description. | |
98 | * | |
99 | * @param source | |
100 | * the source of the story | |
101 | * @param in | |
102 | * the input (the main resource) | |
103 | * | |
104 | * @return the description | |
105 | * | |
106 | * @throws IOException | |
107 | * in case of I/O error | |
108 | */ | |
109 | protected abstract String getDesc(URL source, InputStream in) | |
110 | throws IOException; | |
111 | ||
112 | /** | |
113 | * Return the list of chapters (name and resource). | |
114 | * | |
115 | * @param source | |
116 | * the source of the story | |
117 | * @param in | |
118 | * the input (the main resource) | |
119 | * @param pg | |
120 | * the optional progress reporter | |
121 | * | |
122 | * @return the chapters | |
123 | * | |
124 | * @throws IOException | |
125 | * in case of I/O error | |
126 | */ | |
127 | protected abstract List<Entry<String, URL>> getChapters(URL source, | |
128 | InputStream in, Progress pg) throws IOException; | |
129 | ||
130 | /** | |
131 | * Return the content of the chapter (possibly HTML encoded, if | |
132 | * {@link BasicSupport_Deprecated#isHtml()} is TRUE). | |
133 | * | |
134 | * @param source | |
135 | * the source of the story | |
136 | * @param in | |
137 | * the input (the main resource) | |
138 | * @param number | |
139 | * the chapter number | |
140 | * @param pg | |
141 | * the optional progress reporter | |
142 | * | |
143 | * @return the content | |
144 | * | |
145 | * @throws IOException | |
146 | * in case of I/O error | |
147 | */ | |
148 | protected abstract String getChapterContent(URL source, InputStream in, | |
149 | int number, Progress pg) throws IOException; | |
150 | ||
151 | /** | |
152 | * Process the given story resource into a partially filled {@link Story} | |
153 | * object containing the name and metadata, except for the description. | |
154 | * | |
155 | * @param url | |
156 | * the story resource | |
157 | * | |
158 | * @return the {@link Story} | |
159 | * | |
160 | * @throws IOException | |
161 | * in case of I/O error | |
162 | */ | |
163 | public Story processMeta(URL url) throws IOException { | |
164 | return processMeta(url, true, false, null); | |
165 | } | |
166 | ||
167 | /** | |
168 | * Process the given story resource into a partially filled {@link Story} | |
169 | * object containing the name and metadata. | |
170 | * | |
171 | * @param url | |
172 | * the story resource | |
173 | * @param close | |
174 | * close "this" and "in" when done | |
175 | * @param getDesc | |
176 | * retrieve the description of the story, or not | |
177 | * @param pg | |
178 | * the optional progress reporter | |
179 | * | |
180 | * @return the {@link Story}, never NULL | |
181 | * | |
182 | * @throws IOException | |
183 | * in case of I/O error | |
184 | */ | |
185 | protected Story processMeta(URL url, boolean close, boolean getDesc, | |
186 | Progress pg) throws IOException { | |
187 | if (pg == null) { | |
188 | pg = new Progress(); | |
189 | } else { | |
190 | pg.setMinMax(0, 100); | |
191 | } | |
192 | ||
193 | login(); | |
194 | pg.setProgress(10); | |
195 | ||
196 | url = getCanonicalUrl(url); | |
197 | ||
198 | setCurrentReferer(url); | |
199 | ||
200 | in = openInput(url); // NULL allowed here | |
201 | try { | |
202 | preprocess(url, getInput()); | |
203 | pg.setProgress(30); | |
204 | ||
205 | Story story = new Story(); | |
206 | MetaData meta = getMeta(url, getInput()); | |
207 | if (meta.getCreationDate() == null | |
bff19b54 NR |
208 | || meta.getCreationDate().trim().isEmpty()) { |
209 | meta.setCreationDate(bsHelper.formatDate( | |
210 | StringUtils.fromTime(new Date().getTime()))); | |
0ffa4754 NR |
211 | } |
212 | story.setMeta(meta); | |
920af1c7 | 213 | pg.put("meta", meta); |
0ffa4754 NR |
214 | |
215 | pg.setProgress(50); | |
216 | ||
217 | if (meta.getCover() == null) { | |
218 | meta.setCover(getDefaultCover(meta.getSubject())); | |
219 | } | |
220 | ||
221 | pg.setProgress(60); | |
222 | ||
223 | if (getDesc) { | |
d66deb8d NR |
224 | String descChapterName = Instance.getInstance().getTrans().getString(StringId.DESCRIPTION); |
225 | story.getMeta().setResume(makeChapter(url, 0, descChapterName, getDesc(url, getInput()), null)); | |
0ffa4754 NR |
226 | } |
227 | ||
228 | pg.setProgress(100); | |
229 | return story; | |
230 | } finally { | |
231 | if (close) { | |
232 | close(); | |
233 | ||
234 | if (in != null) { | |
235 | in.close(); | |
236 | } | |
237 | } | |
238 | } | |
239 | } | |
240 | ||
241 | /** | |
242 | * Process the given story resource into a fully filled {@link Story} | |
243 | * object. | |
244 | * | |
245 | * @param url | |
246 | * the story resource | |
247 | * @param pg | |
248 | * the optional progress reporter | |
249 | * | |
250 | * @return the {@link Story}, never NULL | |
251 | * | |
252 | * @throws IOException | |
253 | * in case of I/O error | |
254 | */ | |
255 | protected Story process(URL url, Progress pg) throws IOException { | |
256 | if (pg == null) { | |
257 | pg = new Progress(); | |
258 | } else { | |
259 | pg.setMinMax(0, 100); | |
260 | } | |
261 | ||
262 | url = getCanonicalUrl(url); | |
263 | pg.setProgress(1); | |
264 | try { | |
265 | Progress pgMeta = new Progress(); | |
266 | pg.addProgress(pgMeta, 10); | |
267 | Story story = processMeta(url, false, true, pgMeta); | |
920af1c7 | 268 | pg.put("meta", story.getMeta()); |
0ffa4754 NR |
269 | if (!pgMeta.isDone()) { |
270 | pgMeta.setProgress(pgMeta.getMax()); // 10% | |
271 | } | |
272 | ||
0ffa4754 NR |
273 | setCurrentReferer(url); |
274 | ||
275 | Progress pgGetChapters = new Progress(); | |
276 | pg.addProgress(pgGetChapters, 10); | |
277 | story.setChapters(new ArrayList<Chapter>()); | |
278 | List<Entry<String, URL>> chapters = getChapters(url, getInput(), | |
279 | pgGetChapters); | |
280 | if (!pgGetChapters.isDone()) { | |
281 | pgGetChapters.setProgress(pgGetChapters.getMax()); // 20% | |
282 | } | |
283 | ||
284 | if (chapters != null) { | |
285 | Progress pgChaps = new Progress("Extracting chapters", 0, | |
286 | chapters.size() * 300); | |
287 | pg.addProgress(pgChaps, 80); | |
288 | ||
289 | long words = 0; | |
290 | int i = 1; | |
291 | for (Entry<String, URL> chap : chapters) { | |
292 | pgChaps.setName("Extracting chapter " + i); | |
293 | InputStream chapIn = null; | |
294 | if (chap.getValue() != null) { | |
295 | setCurrentReferer(chap.getValue()); | |
d66deb8d | 296 | chapIn = Instance.getInstance().getCache().open(chap.getValue(), this, false); |
0ffa4754 NR |
297 | } |
298 | pgChaps.setProgress(i * 100); | |
299 | try { | |
300 | Progress pgGetChapterContent = new Progress(); | |
301 | Progress pgMakeChapter = new Progress(); | |
302 | pgChaps.addProgress(pgGetChapterContent, 100); | |
303 | pgChaps.addProgress(pgMakeChapter, 100); | |
304 | ||
305 | String content = getChapterContent(url, chapIn, i, | |
306 | pgGetChapterContent); | |
307 | if (!pgGetChapterContent.isDone()) { | |
308 | pgGetChapterContent.setProgress(pgGetChapterContent | |
309 | .getMax()); | |
310 | } | |
311 | ||
312 | Chapter cc = makeChapter(url, i, chap.getKey(), | |
313 | content, pgMakeChapter); | |
314 | if (!pgMakeChapter.isDone()) { | |
315 | pgMakeChapter.setProgress(pgMakeChapter.getMax()); | |
316 | } | |
317 | ||
318 | words += cc.getWords(); | |
319 | story.getChapters().add(cc); | |
0ffa4754 NR |
320 | } finally { |
321 | if (chapIn != null) { | |
322 | chapIn.close(); | |
323 | } | |
324 | } | |
325 | ||
326 | i++; | |
327 | } | |
5d190880 NR |
328 | |
329 | story.getMeta().setWords(words); | |
0ffa4754 NR |
330 | |
331 | pgChaps.setName("Extracting chapters"); | |
332 | } else { | |
333 | pg.setProgress(80); | |
334 | } | |
335 | ||
75a6a3ea NR |
336 | // Check for "no chapters" stories |
337 | if (story.getChapters().isEmpty() | |
338 | && story.getMeta().getResume() != null | |
339 | && !story.getMeta().getResume().getParagraphs().isEmpty()) { | |
340 | Chapter resume = story.getMeta().getResume(); | |
341 | resume.setName(""); | |
342 | resume.setNumber(1); | |
343 | story.getChapters().add(resume); | |
5d190880 | 344 | story.getMeta().setWords(resume.getWords()); |
75a6a3ea NR |
345 | |
346 | String descChapterName = Instance.getInstance().getTrans() | |
347 | .getString(StringId.DESCRIPTION); | |
348 | resume = new Chapter(0, descChapterName); | |
349 | story.getMeta().setResume(resume); | |
350 | } | |
0ffa4754 | 351 | |
75a6a3ea | 352 | return story; |
0ffa4754 NR |
353 | } finally { |
354 | close(); | |
355 | ||
356 | if (in != null) { | |
357 | in.close(); | |
358 | } | |
359 | } | |
360 | } | |
361 | ||
362 | /** | |
363 | * Prepare the support if needed before processing. | |
364 | * | |
365 | * @param source | |
366 | * the source of the story | |
367 | * @param in | |
368 | * the input (the main resource) | |
369 | * | |
370 | * @throws IOException | |
371 | * on I/O error | |
372 | */ | |
373 | @SuppressWarnings("unused") | |
374 | protected void preprocess(URL source, InputStream in) throws IOException { | |
375 | } | |
376 | ||
377 | /** | |
378 | * Create a {@link Chapter} object from the given information, formatting | |
379 | * the content as it should be. | |
380 | * | |
381 | * @param source | |
382 | * the source of the story | |
383 | * @param number | |
384 | * the chapter number | |
385 | * @param name | |
386 | * the chapter name | |
387 | * @param content | |
388 | * the chapter content | |
389 | * @param pg | |
390 | * the optional progress reporter | |
391 | * | |
75a6a3ea | 392 | * @return the {@link Chapter}, never NULL |
0ffa4754 NR |
393 | * |
394 | * @throws IOException | |
395 | * in case of I/O error | |
396 | */ | |
397 | protected Chapter makeChapter(URL source, int number, String name, | |
398 | String content, Progress pg) throws IOException { | |
399 | // Chapter name: process it correctly, then remove the possible | |
400 | // redundant "Chapter x: " in front of it, or "-" (as in | |
401 | // "Chapter 5: - Fun!" after the ": " was automatically added) | |
402 | String chapterName = processPara(name).getContent().trim(); | |
d66deb8d NR |
403 | for (String lang : Instance.getInstance().getConfig().getList(Config.CONF_CHAPTER)) { |
404 | String chapterWord = Instance.getInstance().getConfig().getStringX(Config.CONF_CHAPTER, lang); | |
0ffa4754 NR |
405 | if (chapterName.startsWith(chapterWord)) { |
406 | chapterName = chapterName.substring(chapterWord.length()) | |
407 | .trim(); | |
408 | break; | |
409 | } | |
410 | } | |
411 | ||
412 | if (chapterName.startsWith(Integer.toString(number))) { | |
413 | chapterName = chapterName.substring( | |
414 | Integer.toString(number).length()).trim(); | |
415 | } | |
416 | ||
417 | while (chapterName.startsWith(":") || chapterName.startsWith("-")) { | |
418 | chapterName = chapterName.substring(1).trim(); | |
419 | } | |
420 | // | |
421 | ||
422 | Chapter chap = new Chapter(number, chapterName); | |
423 | ||
424 | if (content != null) { | |
425 | List<Paragraph> paras = makeParagraphs(source, content, pg); | |
426 | long words = 0; | |
427 | for (Paragraph para : paras) { | |
428 | words += para.getWords(); | |
429 | } | |
430 | chap.setParagraphs(paras); | |
431 | chap.setWords(words); | |
432 | } | |
433 | ||
434 | return chap; | |
435 | ||
436 | } | |
437 | ||
438 | /** | |
439 | * Convert the given content into {@link Paragraph}s. | |
440 | * | |
441 | * @param source | |
442 | * the source URL of the story | |
443 | * @param content | |
444 | * the textual content | |
445 | * @param pg | |
446 | * the optional progress reporter | |
447 | * | |
75a6a3ea | 448 | * @return the {@link Paragraph}s (can be empty, but never NULL) |
0ffa4754 NR |
449 | * |
450 | * @throws IOException | |
451 | * in case of I/O error | |
452 | */ | |
453 | protected List<Paragraph> makeParagraphs(URL source, String content, | |
454 | Progress pg) throws IOException { | |
455 | if (pg == null) { | |
456 | pg = new Progress(); | |
457 | } | |
458 | ||
459 | if (isHtml()) { | |
460 | // Special <HR> processing: | |
461 | content = content.replaceAll("(<hr [^>]*>)|(<hr/>)|(<hr>)", | |
462 | "<br/>* * *<br/>"); | |
463 | } | |
464 | ||
465 | List<Paragraph> paras = new ArrayList<Paragraph>(); | |
0ffa4754 NR |
466 | if (content != null && !content.trim().isEmpty()) { |
467 | if (isHtml()) { | |
468 | String[] tab = content.split("(<p>|</p>|<br>|<br/>)"); | |
469 | pg.setMinMax(0, tab.length); | |
470 | int i = 1; | |
471 | for (String line : tab) { | |
472 | if (line.startsWith("[") && line.endsWith("]")) { | |
473 | pg.setName("Extracting image " + i); | |
474 | } | |
475 | paras.add(makeParagraph(source, line.trim())); | |
476 | pg.setProgress(i++); | |
477 | } | |
478 | pg.setName(null); | |
479 | } else { | |
480 | List<String> lines = new ArrayList<String>(); | |
481 | BufferedReader buff = null; | |
482 | try { | |
483 | buff = new BufferedReader( | |
484 | new InputStreamReader(new ByteArrayInputStream( | |
485 | content.getBytes("UTF-8")), "UTF-8")); | |
486 | for (String line = buff.readLine(); line != null; line = buff | |
487 | .readLine()) { | |
488 | lines.add(line.trim()); | |
489 | } | |
490 | } finally { | |
491 | if (buff != null) { | |
492 | buff.close(); | |
493 | } | |
494 | } | |
495 | ||
496 | pg.setMinMax(0, lines.size()); | |
497 | int i = 0; | |
498 | for (String line : lines) { | |
499 | if (line.startsWith("[") && line.endsWith("]")) { | |
500 | pg.setName("Extracting image " + i); | |
501 | } | |
502 | paras.add(makeParagraph(source, line)); | |
503 | pg.setProgress(i++); | |
504 | } | |
505 | pg.setName(null); | |
506 | } | |
507 | ||
508 | // Check quotes for "bad" format | |
509 | List<Paragraph> newParas = new ArrayList<Paragraph>(); | |
510 | for (Paragraph para : paras) { | |
511 | newParas.addAll(requotify(para)); | |
512 | } | |
513 | paras = newParas; | |
514 | ||
515 | // Remove double blanks/brks | |
516 | fixBlanksBreaks(paras); | |
517 | } | |
518 | ||
519 | return paras; | |
520 | } | |
521 | ||
522 | /** | |
523 | * Convert the given line into a single {@link Paragraph}. | |
524 | * | |
525 | * @param source | |
526 | * the source URL of the story | |
527 | * @param line | |
528 | * the textual content of the paragraph | |
529 | * | |
75a6a3ea | 530 | * @return the {@link Paragraph}, never NULL |
0ffa4754 NR |
531 | */ |
532 | private Paragraph makeParagraph(URL source, String line) { | |
533 | Image image = null; | |
534 | if (line.startsWith("[") && line.endsWith("]")) { | |
535 | image = getImage(this, source, line.substring(1, line.length() - 1) | |
536 | .trim()); | |
537 | } | |
538 | ||
539 | if (image != null) { | |
540 | return new Paragraph(image); | |
541 | } | |
542 | ||
543 | return processPara(line); | |
544 | } | |
545 | ||
546 | /** | |
547 | * Fix the {@link ParagraphType#BLANK}s and {@link ParagraphType#BREAK}s of | |
548 | * those {@link Paragraph}s. | |
549 | * <p> | |
550 | * The resulting list will not contain a starting or trailing blank/break | |
551 | * nor 2 blanks or breaks following each other. | |
552 | * | |
553 | * @param paras | |
554 | * the list of {@link Paragraph}s to fix | |
555 | */ | |
556 | protected void fixBlanksBreaks(List<Paragraph> paras) { | |
557 | boolean space = false; | |
558 | boolean brk = true; | |
559 | for (int i = 0; i < paras.size(); i++) { | |
560 | Paragraph para = paras.get(i); | |
561 | boolean thisSpace = para.getType() == ParagraphType.BLANK; | |
562 | boolean thisBrk = para.getType() == ParagraphType.BREAK; | |
563 | ||
564 | if (i > 0 && space && thisBrk) { | |
565 | paras.remove(i - 1); | |
566 | i--; | |
567 | } else if ((space || brk) && (thisSpace || thisBrk)) { | |
568 | paras.remove(i); | |
569 | i--; | |
570 | } | |
571 | ||
572 | space = thisSpace; | |
573 | brk = thisBrk; | |
574 | } | |
575 | ||
576 | // Remove blank/brk at start | |
577 | if (paras.size() > 0 | |
578 | && (paras.get(0).getType() == ParagraphType.BLANK || paras.get( | |
579 | 0).getType() == ParagraphType.BREAK)) { | |
580 | paras.remove(0); | |
581 | } | |
582 | ||
583 | // Remove blank/brk at end | |
584 | int last = paras.size() - 1; | |
585 | if (paras.size() > 0 | |
586 | && (paras.get(last).getType() == ParagraphType.BLANK || paras | |
587 | .get(last).getType() == ParagraphType.BREAK)) { | |
588 | paras.remove(last); | |
589 | } | |
590 | } | |
591 | ||
592 | /** | |
593 | * Get the default cover related to this subject (see <tt>.info</tt> files). | |
594 | * | |
595 | * @param subject | |
596 | * the subject | |
597 | * | |
598 | * @return the cover if any, or NULL | |
599 | */ | |
600 | static Image getDefaultCover(String subject) { | |
d66deb8d | 601 | if (subject != null && !subject.isEmpty() && Instance.getInstance().getCoverDir() != null) { |
0ffa4754 | 602 | try { |
d66deb8d | 603 | File fileCover = new File(Instance.getInstance().getCoverDir(), subject); |
0ffa4754 NR |
604 | return getImage(null, fileCover.toURI().toURL(), subject); |
605 | } catch (MalformedURLException e) { | |
606 | } | |
607 | } | |
608 | ||
609 | return null; | |
610 | } | |
611 | ||
612 | /** | |
613 | * Return the list of supported image extensions. | |
614 | * | |
615 | * @param emptyAllowed | |
616 | * TRUE to allow an empty extension on first place, which can be | |
617 | * used when you may already have an extension in your input but | |
618 | * are not sure about it | |
619 | * | |
620 | * @return the extensions | |
621 | */ | |
622 | static String[] getImageExt(boolean emptyAllowed) { | |
623 | if (emptyAllowed) { | |
624 | return new String[] { "", ".png", ".jpg", ".jpeg", ".gif", ".bmp" }; | |
625 | } | |
626 | ||
627 | return new String[] { ".png", ".jpg", ".jpeg", ".gif", ".bmp" }; | |
628 | } | |
629 | ||
630 | /** | |
631 | * Check if the given resource can be a local image or a remote image, then | |
632 | * refresh the cache with it if it is. | |
633 | * | |
634 | * @param source | |
635 | * the story source | |
636 | * @param line | |
637 | * the resource to check | |
638 | * | |
639 | * @return the image if found, or NULL | |
640 | * | |
641 | */ | |
642 | static Image getImage(BasicSupport_Deprecated support, URL source, | |
643 | String line) { | |
644 | URL url = getImageUrl(support, source, line); | |
645 | if (url != null) { | |
646 | if ("file".equals(url.getProtocol())) { | |
647 | if (new File(url.getPath()).isDirectory()) { | |
648 | return null; | |
649 | } | |
650 | } | |
651 | InputStream in = null; | |
652 | try { | |
d66deb8d | 653 | in = Instance.getInstance().getCache().open(url, getSupport(url), true); |
0a264fbe NR |
654 | Image img = new Image(in); |
655 | if (img.getSize() == 0) { | |
656 | img.close(); | |
657 | throw new IOException( | |
658 | "Empty image not accepted"); | |
659 | } | |
660 | return img; | |
0ffa4754 NR |
661 | } catch (IOException e) { |
662 | } finally { | |
663 | if (in != null) { | |
664 | try { | |
665 | in.close(); | |
666 | } catch (IOException e) { | |
667 | } | |
668 | } | |
669 | } | |
670 | } | |
671 | ||
672 | return null; | |
673 | } | |
674 | ||
675 | /** | |
676 | * Check if the given resource can be a local image or a remote image, then | |
677 | * refresh the cache with it if it is. | |
678 | * | |
679 | * @param source | |
680 | * the story source | |
681 | * @param line | |
682 | * the resource to check | |
683 | * | |
684 | * @return the image URL if found, or NULL | |
685 | * | |
686 | */ | |
687 | static URL getImageUrl(BasicSupport_Deprecated support, URL source, | |
688 | String line) { | |
689 | URL url = null; | |
690 | ||
691 | if (line != null) { | |
692 | // try for files | |
693 | if (source != null) { | |
694 | try { | |
0ffa4754 NR |
695 | String relPath = null; |
696 | String absPath = null; | |
697 | try { | |
698 | String path = new File(source.getFile()).getParent(); | |
699 | relPath = new File(new File(path), line.trim()) | |
700 | .getAbsolutePath(); | |
701 | } catch (Exception e) { | |
702 | // Cannot be converted to path (one possibility to take | |
703 | // into account: absolute path on Windows) | |
704 | } | |
705 | try { | |
706 | absPath = new File(line.trim()).getAbsolutePath(); | |
707 | } catch (Exception e) { | |
708 | // Cannot be converted to path (at all) | |
709 | } | |
710 | ||
711 | for (String ext : getImageExt(true)) { | |
712 | File absFile = new File(absPath + ext); | |
713 | File relFile = new File(relPath + ext); | |
714 | if (absPath != null && absFile.exists() | |
715 | && absFile.isFile()) { | |
716 | url = absFile.toURI().toURL(); | |
717 | } else if (relPath != null && relFile.exists() | |
718 | && relFile.isFile()) { | |
719 | url = relFile.toURI().toURL(); | |
720 | } | |
721 | } | |
722 | } catch (Exception e) { | |
723 | // Should not happen since we control the correct arguments | |
724 | } | |
725 | } | |
726 | ||
727 | if (url == null) { | |
728 | // try for URLs | |
729 | try { | |
730 | for (String ext : getImageExt(true)) { | |
d66deb8d | 731 | if (Instance.getInstance().getCache().check(new URL(line + ext), true)) { |
0ffa4754 NR |
732 | url = new URL(line + ext); |
733 | break; | |
734 | } | |
735 | } | |
736 | ||
737 | // try out of cache | |
738 | if (url == null) { | |
739 | for (String ext : getImageExt(true)) { | |
740 | try { | |
741 | url = new URL(line + ext); | |
d66deb8d | 742 | Instance.getInstance().getCache().refresh(url, support, true); |
0ffa4754 NR |
743 | break; |
744 | } catch (IOException e) { | |
745 | // no image with this ext | |
746 | url = null; | |
747 | } | |
748 | } | |
749 | } | |
750 | } catch (MalformedURLException e) { | |
751 | // Not an url | |
752 | } | |
753 | } | |
754 | ||
755 | // refresh the cached file | |
756 | if (url != null) { | |
757 | try { | |
d66deb8d | 758 | Instance.getInstance().getCache().refresh(url, support, true); |
0ffa4754 NR |
759 | } catch (IOException e) { |
760 | // woops, broken image | |
761 | url = null; | |
762 | } | |
763 | } | |
764 | } | |
765 | ||
766 | return url; | |
767 | } | |
768 | ||
769 | /** | |
770 | * Open the input file that will be used through the support. | |
771 | * <p> | |
772 | * Can return NULL, in which case you are supposed to work without an | |
773 | * {@link InputStream}. | |
774 | * | |
775 | * @param source | |
776 | * the source {@link URL} | |
777 | * | |
778 | * @return the {@link InputStream} | |
779 | * | |
780 | * @throws IOException | |
781 | * in case of I/O error | |
782 | */ | |
783 | protected InputStream openInput(URL source) throws IOException { | |
d66deb8d | 784 | return Instance.getInstance().getCache().open(source, this, false); |
0ffa4754 NR |
785 | } |
786 | ||
787 | /** | |
788 | * Reset then return {@link BasicSupport_Deprecated#in}. | |
789 | * | |
790 | * @return {@link BasicSupport_Deprecated#in} | |
791 | */ | |
792 | protected InputStream getInput() { | |
793 | return reset(in); | |
794 | } | |
795 | ||
796 | /** | |
797 | * Check quotes for bad format (i.e., quotes with normal paragraphs inside) | |
798 | * and requotify them (i.e., separate them into QUOTE paragraphs and other | |
799 | * paragraphs (quotes or not)). | |
800 | * | |
801 | * @param para | |
802 | * the paragraph to requotify (not necessarily a quote) | |
803 | * | |
804 | * @return the correctly (or so we hope) quotified paragraphs | |
805 | */ | |
806 | protected List<Paragraph> requotify(Paragraph para) { | |
807 | List<Paragraph> newParas = new ArrayList<Paragraph>(); | |
808 | ||
809 | if (para.getType() == ParagraphType.QUOTE | |
810 | && para.getContent().length() > 2) { | |
811 | String line = para.getContent(); | |
812 | boolean singleQ = line.startsWith("" + openQuote); | |
813 | boolean doubleQ = line.startsWith("" + openDoubleQuote); | |
814 | ||
815 | // Do not try when more than one quote at a time | |
816 | // (some stories are not easily readable if we do) | |
817 | if (singleQ | |
818 | && line.indexOf(closeQuote, 1) < line | |
819 | .lastIndexOf(closeQuote)) { | |
820 | newParas.add(para); | |
821 | return newParas; | |
822 | } | |
823 | if (doubleQ | |
824 | && line.indexOf(closeDoubleQuote, 1) < line | |
825 | .lastIndexOf(closeDoubleQuote)) { | |
826 | newParas.add(para); | |
827 | return newParas; | |
828 | } | |
829 | // | |
830 | ||
831 | if (!singleQ && !doubleQ) { | |
832 | line = openDoubleQuote + line + closeDoubleQuote; | |
833 | newParas.add(new Paragraph(ParagraphType.QUOTE, line, para | |
834 | .getWords())); | |
835 | } else { | |
836 | char open = singleQ ? openQuote : openDoubleQuote; | |
837 | char close = singleQ ? closeQuote : closeDoubleQuote; | |
838 | ||
839 | int posDot = -1; | |
840 | boolean inQuote = false; | |
841 | int i = 0; | |
842 | for (char car : line.toCharArray()) { | |
843 | if (car == open) { | |
844 | inQuote = true; | |
845 | } else if (car == close) { | |
846 | inQuote = false; | |
847 | } else if (car == '.' && !inQuote) { | |
848 | posDot = i; | |
849 | break; | |
850 | } | |
851 | i++; | |
852 | } | |
853 | ||
854 | if (posDot >= 0) { | |
855 | String rest = line.substring(posDot + 1).trim(); | |
856 | line = line.substring(0, posDot + 1).trim(); | |
857 | long words = 1; | |
858 | for (char car : line.toCharArray()) { | |
859 | if (car == ' ') { | |
860 | words++; | |
861 | } | |
862 | } | |
863 | newParas.add(new Paragraph(ParagraphType.QUOTE, line, words)); | |
864 | if (!rest.isEmpty()) { | |
865 | newParas.addAll(requotify(processPara(rest))); | |
866 | } | |
867 | } else { | |
868 | newParas.add(para); | |
869 | } | |
870 | } | |
871 | } else { | |
872 | newParas.add(para); | |
873 | } | |
874 | ||
875 | return newParas; | |
876 | } | |
877 | ||
878 | /** | |
879 | * Process a {@link Paragraph} from a raw line of text. | |
880 | * <p> | |
881 | * Will also fix quotes and HTML encoding if needed. | |
882 | * | |
883 | * @param line | |
884 | * the raw line | |
885 | * | |
75a6a3ea | 886 | * @return the processed {@link Paragraph}, never NULL |
0ffa4754 NR |
887 | */ |
888 | protected Paragraph processPara(String line) { | |
889 | line = ifUnhtml(line).trim(); | |
890 | ||
891 | boolean space = true; | |
892 | boolean brk = true; | |
893 | boolean quote = false; | |
894 | boolean tentativeCloseQuote = false; | |
895 | char prev = '\0'; | |
896 | int dashCount = 0; | |
897 | long words = 1; | |
898 | ||
899 | StringBuilder builder = new StringBuilder(); | |
900 | for (char car : line.toCharArray()) { | |
901 | if (car != '-') { | |
902 | if (dashCount > 0) { | |
903 | // dash, ndash and mdash: - – — | |
904 | // currently: always use mdash | |
905 | builder.append(dashCount == 1 ? '-' : '—'); | |
906 | } | |
907 | dashCount = 0; | |
908 | } | |
909 | ||
910 | if (tentativeCloseQuote) { | |
911 | tentativeCloseQuote = false; | |
912 | if (Character.isLetterOrDigit(car)) { | |
913 | builder.append("'"); | |
914 | } else { | |
915 | // handle double-single quotes as double quotes | |
916 | if (prev == car) { | |
917 | builder.append(closeDoubleQuote); | |
918 | continue; | |
919 | } | |
920 | ||
921 | builder.append(closeQuote); | |
922 | } | |
923 | } | |
924 | ||
925 | switch (car) { | |
926 | case ' ': // note: unbreakable space | |
927 | case ' ': | |
928 | case '\t': | |
929 | case '\n': // just in case | |
930 | case '\r': // just in case | |
931 | if (builder.length() > 0 | |
932 | && builder.charAt(builder.length() - 1) != ' ') { | |
933 | words++; | |
934 | } | |
935 | builder.append(' '); | |
936 | break; | |
937 | ||
938 | case '\'': | |
939 | if (space || (brk && quote)) { | |
940 | quote = true; | |
941 | // handle double-single quotes as double quotes | |
942 | if (prev == car) { | |
943 | builder.deleteCharAt(builder.length() - 1); | |
944 | builder.append(openDoubleQuote); | |
945 | } else { | |
946 | builder.append(openQuote); | |
947 | } | |
948 | } else if (prev == ' ' || prev == car) { | |
949 | // handle double-single quotes as double quotes | |
950 | if (prev == car) { | |
951 | builder.deleteCharAt(builder.length() - 1); | |
952 | builder.append(openDoubleQuote); | |
953 | } else { | |
954 | builder.append(openQuote); | |
955 | } | |
956 | } else { | |
957 | // it is a quote ("I'm off") or a 'quote' ("This | |
958 | // 'good' restaurant"...) | |
959 | tentativeCloseQuote = true; | |
960 | } | |
961 | break; | |
962 | ||
963 | case '"': | |
964 | if (space || (brk && quote)) { | |
965 | quote = true; | |
966 | builder.append(openDoubleQuote); | |
967 | } else if (prev == ' ') { | |
968 | builder.append(openDoubleQuote); | |
969 | } else { | |
970 | builder.append(closeDoubleQuote); | |
971 | } | |
972 | break; | |
973 | ||
974 | case '-': | |
975 | if (space) { | |
976 | quote = true; | |
977 | } else { | |
978 | dashCount++; | |
979 | } | |
980 | space = false; | |
981 | break; | |
982 | ||
983 | case '*': | |
984 | case '~': | |
985 | case '/': | |
986 | case '\\': | |
987 | case '<': | |
988 | case '>': | |
989 | case '=': | |
990 | case '+': | |
991 | case '_': | |
992 | case '–': | |
993 | case '—': | |
994 | space = false; | |
995 | builder.append(car); | |
996 | break; | |
997 | ||
998 | case '‘': | |
999 | case '`': | |
1000 | case '‹': | |
1001 | case '﹁': | |
1002 | case '〈': | |
1003 | case '「': | |
1004 | if (space || (brk && quote)) { | |
1005 | quote = true; | |
1006 | builder.append(openQuote); | |
1007 | } else { | |
1008 | // handle double-single quotes as double quotes | |
1009 | if (prev == car) { | |
1010 | builder.deleteCharAt(builder.length() - 1); | |
1011 | builder.append(openDoubleQuote); | |
1012 | } else { | |
1013 | builder.append(openQuote); | |
1014 | } | |
1015 | } | |
1016 | space = false; | |
1017 | brk = false; | |
1018 | break; | |
1019 | ||
1020 | case '’': | |
1021 | case '›': | |
1022 | case '﹂': | |
1023 | case '〉': | |
1024 | case '」': | |
1025 | space = false; | |
1026 | brk = false; | |
1027 | // handle double-single quotes as double quotes | |
1028 | if (prev == car) { | |
1029 | builder.deleteCharAt(builder.length() - 1); | |
1030 | builder.append(closeDoubleQuote); | |
1031 | } else { | |
1032 | builder.append(closeQuote); | |
1033 | } | |
1034 | break; | |
1035 | ||
1036 | case '«': | |
1037 | case '“': | |
1038 | case '﹃': | |
1039 | case '《': | |
1040 | case '『': | |
1041 | if (space || (brk && quote)) { | |
1042 | quote = true; | |
1043 | builder.append(openDoubleQuote); | |
1044 | } else { | |
1045 | builder.append(openDoubleQuote); | |
1046 | } | |
1047 | space = false; | |
1048 | brk = false; | |
1049 | break; | |
1050 | ||
1051 | case '»': | |
1052 | case '”': | |
1053 | case '﹄': | |
1054 | case '》': | |
1055 | case '』': | |
1056 | space = false; | |
1057 | brk = false; | |
1058 | builder.append(closeDoubleQuote); | |
1059 | break; | |
1060 | ||
1061 | default: | |
1062 | space = false; | |
1063 | brk = false; | |
1064 | builder.append(car); | |
1065 | break; | |
1066 | } | |
1067 | ||
1068 | prev = car; | |
1069 | } | |
1070 | ||
1071 | if (tentativeCloseQuote) { | |
1072 | tentativeCloseQuote = false; | |
1073 | builder.append(closeQuote); | |
1074 | } | |
1075 | ||
1076 | line = builder.toString().trim(); | |
1077 | ||
1078 | ParagraphType type = ParagraphType.NORMAL; | |
1079 | if (space) { | |
1080 | type = ParagraphType.BLANK; | |
1081 | } else if (brk) { | |
1082 | type = ParagraphType.BREAK; | |
1083 | } else if (quote) { | |
1084 | type = ParagraphType.QUOTE; | |
1085 | } | |
1086 | ||
1087 | return new Paragraph(type, line, words); | |
1088 | } | |
1089 | ||
1090 | /** | |
1091 | * Remove the HTML from the input <b>if</b> | |
1092 | * {@link BasicSupport_Deprecated#isHtml()} is true. | |
1093 | * | |
1094 | * @param input | |
1095 | * the input | |
1096 | * | |
1097 | * @return the no html version if needed | |
1098 | */ | |
1099 | private String ifUnhtml(String input) { | |
1100 | if (isHtml() && input != null) { | |
1101 | return StringUtils.unhtml(input); | |
1102 | } | |
1103 | ||
1104 | return input; | |
1105 | } | |
1106 | ||
1107 | /** | |
1108 | * Reset the given {@link InputStream} and return it. | |
1109 | * | |
1110 | * @param in | |
1111 | * the {@link InputStream} to reset | |
1112 | * | |
1113 | * @return the same {@link InputStream} after reset | |
1114 | */ | |
1115 | static protected InputStream reset(InputStream in) { | |
1116 | try { | |
1117 | if (in != null) { | |
1118 | in.reset(); | |
1119 | } | |
1120 | } catch (IOException e) { | |
1121 | } | |
1122 | ||
1123 | return in; | |
1124 | } | |
1125 | ||
1126 | /** | |
1127 | * Return the first line from the given input which correspond to the given | |
1128 | * selectors. | |
1129 | * | |
1130 | * @param in | |
1131 | * the input | |
1132 | * @param needle | |
1133 | * a string that must be found inside the target line (also | |
1134 | * supports "^" at start to say "only if it starts with" the | |
1135 | * needle) | |
1136 | * @param relativeLine | |
1137 | * the line to return based upon the target line position (-1 = | |
1138 | * the line before, 0 = the target line...) | |
1139 | * | |
b5e9855b | 1140 | * @return the line, or NULL if not found |
0ffa4754 NR |
1141 | */ |
1142 | static protected String getLine(InputStream in, String needle, | |
1143 | int relativeLine) { | |
1144 | return getLine(in, needle, relativeLine, true); | |
1145 | } | |
1146 | ||
1147 | /** | |
1148 | * Return a line from the given input which correspond to the given | |
1149 | * selectors. | |
1150 | * | |
1151 | * @param in | |
1152 | * the input | |
1153 | * @param needle | |
1154 | * a string that must be found inside the target line (also | |
1155 | * supports "^" at start to say "only if it starts with" the | |
1156 | * needle) | |
1157 | * @param relativeLine | |
1158 | * the line to return based upon the target line position (-1 = | |
1159 | * the line before, 0 = the target line...) | |
1160 | * @param first | |
1161 | * takes the first result (as opposed to the last one, which will | |
1162 | * also always spend the input) | |
1163 | * | |
b5e9855b | 1164 | * @return the line, or NULL if not found |
0ffa4754 NR |
1165 | */ |
1166 | static protected String getLine(InputStream in, String needle, | |
1167 | int relativeLine, boolean first) { | |
1168 | String rep = null; | |
1169 | ||
1170 | reset(in); | |
1171 | ||
1172 | List<String> lines = new ArrayList<String>(); | |
1173 | @SuppressWarnings("resource") | |
1174 | Scanner scan = new Scanner(in, "UTF-8"); | |
1175 | int index = -1; | |
1176 | scan.useDelimiter("\\n"); | |
1177 | while (scan.hasNext()) { | |
1178 | lines.add(scan.next()); | |
1179 | ||
1180 | if (index == -1) { | |
1181 | if (needle.startsWith("^")) { | |
1182 | if (lines.get(lines.size() - 1).startsWith( | |
1183 | needle.substring(1))) { | |
1184 | index = lines.size() - 1; | |
1185 | } | |
1186 | ||
1187 | } else { | |
1188 | if (lines.get(lines.size() - 1).contains(needle)) { | |
1189 | index = lines.size() - 1; | |
1190 | } | |
1191 | } | |
1192 | } | |
1193 | ||
1194 | if (index >= 0 && index + relativeLine < lines.size()) { | |
1195 | rep = lines.get(index + relativeLine); | |
1196 | if (first) { | |
1197 | break; | |
1198 | } | |
1199 | } | |
1200 | } | |
1201 | ||
1202 | return rep; | |
1203 | } | |
1204 | ||
1205 | /** | |
1206 | * Return the text between the key and the endKey (and optional subKey can | |
1207 | * be passed, in this case we will look for the key first, then take the | |
1208 | * text between the subKey and the endKey). | |
1209 | * <p> | |
1210 | * Will only match the first line with the given key if more than one are | |
1211 | * possible. Which also means that if the subKey or endKey is not found on | |
1212 | * that line, NULL will be returned. | |
1213 | * | |
1214 | * @param in | |
1215 | * the input | |
1216 | * @param key | |
1217 | * the key to match (also supports "^" at start to say | |
1218 | * "only if it starts with" the key) | |
1219 | * @param subKey | |
1220 | * the sub key or NULL if none | |
1221 | * @param endKey | |
1222 | * the end key or NULL for "up to the end" | |
1223 | * @return the text or NULL if not found | |
1224 | */ | |
1225 | static protected String getKeyLine(InputStream in, String key, | |
1226 | String subKey, String endKey) { | |
1227 | return getKeyText(getLine(in, key, 0), key, subKey, endKey); | |
1228 | } | |
1229 | ||
1230 | /** | |
1231 | * Return the text between the key and the endKey (and optional subKey can | |
1232 | * be passed, in this case we will look for the key first, then take the | |
1233 | * text between the subKey and the endKey). | |
1234 | * | |
1235 | * @param in | |
1236 | * the input | |
1237 | * @param key | |
1238 | * the key to match (also supports "^" at start to say | |
1239 | * "only if it starts with" the key) | |
1240 | * @param subKey | |
1241 | * the sub key or NULL if none | |
1242 | * @param endKey | |
1243 | * the end key or NULL for "up to the end" | |
1244 | * @return the text or NULL if not found | |
1245 | */ | |
1246 | static protected String getKeyText(String in, String key, String subKey, | |
1247 | String endKey) { | |
1248 | String result = null; | |
1249 | ||
1250 | String line = in; | |
1251 | if (line != null && line.contains(key)) { | |
1252 | line = line.substring(line.indexOf(key) + key.length()); | |
1253 | if (subKey == null || subKey.isEmpty() || line.contains(subKey)) { | |
1254 | if (subKey != null) { | |
1255 | line = line.substring(line.indexOf(subKey) | |
1256 | + subKey.length()); | |
1257 | } | |
1258 | if (endKey == null || line.contains(endKey)) { | |
1259 | if (endKey != null) { | |
1260 | line = line.substring(0, line.indexOf(endKey)); | |
1261 | result = line; | |
1262 | } | |
1263 | } | |
1264 | } | |
1265 | } | |
1266 | ||
1267 | return result; | |
1268 | } | |
1269 | ||
1270 | /** | |
1271 | * Return the text between the key and the endKey (optional subKeys can be | |
1272 | * passed, in this case we will look for the subKeys first, then take the | |
1273 | * text between the key and the endKey). | |
1274 | * | |
1275 | * @param in | |
1276 | * the input | |
1277 | * @param key | |
1278 | * the key to match | |
1279 | * @param endKey | |
1280 | * the end key or NULL for "up to the end" | |
1281 | * @param afters | |
1282 | * the sub-keys to find before checking for key/endKey | |
1283 | * | |
1284 | * @return the text or NULL if not found | |
1285 | */ | |
1286 | static protected String getKeyTextAfter(String in, String key, | |
1287 | String endKey, String... afters) { | |
1288 | ||
1289 | if (in != null && !in.isEmpty()) { | |
1290 | int pos = indexOfAfter(in, 0, afters); | |
1291 | if (pos < 0) { | |
1292 | return null; | |
1293 | } | |
1294 | ||
1295 | in = in.substring(pos); | |
1296 | } | |
1297 | ||
1298 | return getKeyText(in, key, null, endKey); | |
1299 | } | |
1300 | ||
1301 | /** | |
1302 | * Return the first index after all the given "afters" have been found in | |
1303 | * the {@link String}, or -1 if it was not possible. | |
1304 | * | |
1305 | * @param in | |
1306 | * the input | |
1307 | * @param startAt | |
1308 | * start at this position in the string | |
1309 | * @param afters | |
1310 | * the sub-keys to find before checking for key/endKey | |
1311 | * | |
1312 | * @return the text or NULL if not found | |
1313 | */ | |
1314 | static protected int indexOfAfter(String in, int startAt, String... afters) { | |
1315 | int pos = -1; | |
1316 | if (in != null && !in.isEmpty()) { | |
1317 | pos = startAt; | |
1318 | if (afters != null) { | |
1319 | for (int i = 0; pos >= 0 && i < afters.length; i++) { | |
1320 | String subKey = afters[i]; | |
1321 | if (!subKey.isEmpty()) { | |
1322 | pos = in.indexOf(subKey, pos); | |
1323 | if (pos >= 0) { | |
1324 | pos += subKey.length(); | |
1325 | } | |
1326 | } | |
1327 | } | |
1328 | } | |
1329 | } | |
1330 | ||
1331 | return pos; | |
1332 | } | |
1333 | } |