+package be.nikiroo.fanfix.supported;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map.Entry;
+import java.util.Scanner;
+
+import be.nikiroo.fanfix.Instance;
+import be.nikiroo.fanfix.bundles.Config;
+
+/**
+ * Support class for local stories encoded in textual format, with a few rules:
+ * <ul>
+ * <li>The title must be on the first line</li>
+ * <li>The author (preceded by nothing, "by " or "©") must be on the second
+ * line, possibly with the publication date in parenthesis (i.e., "
+ * <tt>By Unknown (3rd October 1998)</tt>")</li>
+ * <li>Chapters must be declared with "<tt>Chapter x</tt>" or "
+ * <tt>Chapter x: NAME OF THE CHAPTER</tt>", where "<tt>x</tt>" is the chapter
+ * number</li>
+ * <li>A description of the story must be given as chapter number 0</li>
+ * <li>A cover may be present, with the same filename but a PNG, JPEG or JPG
+ * extension</li<
+ * </ul>
+ *
+ * @author niki
+ */
+class Text extends BasicSupport {
+ @Override
+ protected boolean isHtml() {
+ return false;
+ }
+
+ @Override
+ public String getSourceName() {
+ return "text";
+ }
+
+ @Override
+ protected String getPublisher(URL source, InputStream in)
+ throws IOException {
+ return "";
+ }
+
+ @Override
+ protected String getSubject(URL source, InputStream in) throws IOException {
+ try {
+ File file = new File(source.toURI());
+ return file.getParentFile().getName();
+ } catch (URISyntaxException e) {
+ throw new IOException("Cannot parse the URL to File: "
+ + source.toString(), e);
+ }
+
+ }
+
+ @Override
+ protected String getLang(URL source, InputStream in) throws IOException {
+ @SuppressWarnings("resource")
+ Scanner scan = new Scanner(in, "UTF-8");
+ scan.useDelimiter("\\n");
+ scan.next(); // Title
+ scan.next(); // Author (Date)
+ String chapter0 = scan.next(); // empty or Chapter 0
+ while (chapter0.isEmpty()) {
+ chapter0 = scan.next();
+ }
+
+ String lang = detectChapter(chapter0);
+ if (lang == null) {
+ lang = super.getLang(source, in);
+ } else {
+ lang = lang.toUpperCase();
+ }
+
+ return lang;
+ }
+
+ @Override
+ protected String getTitle(URL source, InputStream in) throws IOException {
+ @SuppressWarnings("resource")
+ Scanner scan = new Scanner(in, "UTF-8");
+ scan.useDelimiter("\\n");
+ return scan.next();
+ }
+
+ @Override
+ protected String getAuthor(URL source, InputStream in) throws IOException {
+ @SuppressWarnings("resource")
+ Scanner scan = new Scanner(in, "UTF-8");
+ scan.useDelimiter("\\n");
+ scan.next();
+ String authorDate = scan.next();
+
+ String author = authorDate;
+ int pos = authorDate.indexOf('(');
+ if (pos >= 0) {
+ author = authorDate.substring(0, pos);
+ }
+
+ return author;
+ }
+
+ @Override
+ protected String getDate(URL source, InputStream in) throws IOException {
+ @SuppressWarnings("resource")
+ Scanner scan = new Scanner(in, "UTF-8");
+ scan.useDelimiter("\\n");
+ scan.next();
+ String authorDate = scan.next();
+
+ String date = "";
+ int pos = authorDate.indexOf('(');
+ if (pos >= 0) {
+ date = authorDate.substring(pos + 1).trim();
+ pos = date.lastIndexOf(')');
+ if (pos >= 0) {
+ date = date.substring(0, pos).trim();
+ }
+ }
+
+ return date;
+ }
+
+ @Override
+ protected String getDesc(URL source, InputStream in) {
+ return getChapterContent(source, in, 0);
+ }
+
+ @Override
+ protected URL getCover(URL source, InputStream in) {
+ String path;
+ try {
+ path = new File(source.toURI()).getPath();
+ } catch (URISyntaxException e) {
+ Instance.syserr(e);
+ path = null;
+ }
+
+ for (String ext : new String[] { ".txt", ".text", ".story" }) {
+ if (path.endsWith(ext)) {
+ path = path.substring(0, path.length() - ext.length());
+ }
+ }
+
+ return getImage(source, path);
+ }
+
+ @Override
+ protected List<Entry<String, URL>> getChapters(URL source, InputStream in) {
+ List<Entry<String, URL>> chaps = new ArrayList<Entry<String, URL>>();
+ @SuppressWarnings("resource")
+ Scanner scan = new Scanner(in, "UTF-8");
+ scan.useDelimiter("\\n");
+ boolean descSkipped = false;
+ boolean prevLineEmpty = false;
+ while (scan.hasNext()) {
+ String line = scan.next();
+ if (prevLineEmpty && detectChapter(line) != null) {
+ if (descSkipped) {
+ String chapName = Integer.toString(chaps.size());
+ int pos = line.indexOf(':');
+ if (pos >= 0 && pos + 1 < line.length()) {
+ chapName = line.substring(pos + 1).trim();
+ }
+ final URL value = source;
+ final String key = chapName;
+ chaps.add(new Entry<String, URL>() {
+ public URL setValue(URL value) {
+ return null;
+ }
+
+ public URL getValue() {
+ return value;
+ }
+
+ public String getKey() {
+ return key;
+ }
+ });
+ } else {
+ descSkipped = true;
+ }
+ }
+
+ prevLineEmpty = line.trim().isEmpty();
+ }
+
+ return chaps;
+ }
+
+ @Override
+ protected String getChapterContent(URL source, InputStream in, int number) {
+ StringBuilder builder = new StringBuilder();
+ @SuppressWarnings("resource")
+ Scanner scan = new Scanner(in, "UTF-8");
+ scan.useDelimiter("\\n");
+ boolean inChap = false;
+ boolean prevLineEmpty = false;
+ while (scan.hasNext()) {
+ String line = scan.next();
+ if (prevLineEmpty) {
+ if (detectChapter(line, number) != null) {
+ inChap = true;
+ } else if (inChap) {
+ if (prevLineEmpty && detectChapter(line) != null) {
+ break;
+ }
+
+ builder.append(line);
+ builder.append("\n");
+ }
+ }
+
+ prevLineEmpty = line.trim().isEmpty();
+ }
+
+ return builder.toString();
+ }
+
+ @Override
+ protected boolean supports(URL url) {
+ if ("file".equals(url.getProtocol())) {
+ File file;
+ try {
+ file = new File(url.toURI());
+ file = new File(file.getPath() + ".info");
+ } catch (URISyntaxException e) {
+ Instance.syserr(e);
+ file = null;
+ }
+
+ return file == null || !file.exists();
+ }
+
+ return false;
+ }
+
+ /**
+ * Check if the given line looks like a starting chapter in a supported
+ * language, and return the language if it does (or NULL if not).
+ *
+ * @param line
+ * the line to check
+ *
+ * @return the language or NULL
+ */
+ private String detectChapter(String line) {
+ return detectChapter(line, null);
+ }
+
+ /**
+ * Check if the given line looks like the given starting chapter in a
+ * supported language, and return the language if it does (or NULL if not).
+ *
+ * @param line
+ * the line to check
+ *
+ * @return the language or NULL
+ */
+ private String detectChapter(String line, Integer number) {
+ line = line.toUpperCase();
+ for (String lang : Instance.getConfig().getString(Config.CHAPTER)
+ .split(",")) {
+ String chapter = Instance.getConfig().getStringX(Config.CHAPTER,
+ lang);
+ if (chapter != null && !chapter.isEmpty()) {
+ chapter = chapter.toUpperCase() + " ";
+ if (line.startsWith(chapter)) {
+ if (number != null) {
+ // We want "[CHAPTER] [number]: [name]", with ": [name]"
+ // optional
+ String test = line.substring(chapter.length()).trim();
+ if (test.startsWith(Integer.toString(number))) {
+ test = test.substring(
+ Integer.toString(number).length()).trim();
+ if (test.isEmpty() || test.startsWith(":")) {
+ return lang;
+ }
+ }
+ } else {
+ return lang;
+ }
+ }
+ }
+ }
+
+ return null;
+ }
+}