-package be.nikiroo.fanfix.reader;
-
-import java.io.File;
-import java.io.IOException;
-import java.net.MalformedURLException;
-import java.net.URL;
-
-import be.nikiroo.fanfix.Instance;
-import be.nikiroo.fanfix.Library;
-import be.nikiroo.fanfix.bundles.Config;
-import be.nikiroo.fanfix.data.Story;
-import be.nikiroo.fanfix.supported.BasicSupport;
-import be.nikiroo.utils.Progress;
-
-/**
- * The class that handles the different {@link Story} readers you can use.
- * <p>
- * All the readers should be accessed via {@link BasicReader#getReader()}.
- *
- * @author niki
- */
-public abstract class BasicReader {
- public enum ReaderType {
- /** Simple reader that outputs everything on the console */
- CLI,
- /** Reader that starts local programs to handle the stories */
- LOCAL
- }
-
- private static ReaderType defaultType = ReaderType.CLI;
- private Story story;
- private ReaderType type;
-
- /**
- * Take the default reader type configuration from the config file.
- */
- static {
- String typeString = Instance.getConfig().getString(Config.READER_TYPE);
- if (typeString != null && !typeString.isEmpty()) {
- try {
- ReaderType type = ReaderType.valueOf(typeString.toUpperCase());
- defaultType = type;
- } catch (IllegalArgumentException e) {
- // Do nothing
- }
- }
- }
-
- /**
- * The type of this reader.
- *
- * @return the type
- */
- public ReaderType getType() {
- return type;
- }
-
- /**
- * The type of this reader.
- *
- * @param type
- * the new type
- */
- protected BasicReader setType(ReaderType type) {
- this.type = type;
- return this;
- }
-
- /**
- * Return the current {@link Story}.
- *
- * @return the {@link Story}
- */
- public Story getStory() {
- return story;
- }
-
- /**
- * Create a new {@link BasicReader} for a {@link Story} in the
- * {@link Library} .
- *
- * @param luid
- * the {@link Story} ID
- * @param pg
- * the optional progress reporter
- *
- * @throws IOException
- * in case of I/O error
- */
- public void setStory(String luid, Progress pg) throws IOException {
- story = Instance.getLibrary().getStory(luid, pg);
- if (story == null) {
- throw new IOException("Cannot retrieve story from library: " + luid);
- }
- }
-
- /**
- * Create a new {@link BasicReader} for an external {@link Story}.
- *
- * @param source
- * the {@link Story} {@link URL}
- * @param pg
- * the optional progress reporter
- *
- * @throws IOException
- * in case of I/O error
- */
- public void setStory(URL source, Progress pg) throws IOException {
- BasicSupport support = BasicSupport.getSupport(source);
- if (support == null) {
- throw new IOException("URL not supported: " + source.toString());
- }
-
- story = support.process(source, pg);
- if (story == null) {
- throw new IOException(
- "Cannot retrieve story from external source: "
- + source.toString());
-
- }
- }
-
- /**
- * Start the {@link Story} Reading.
- *
- * @throws IOException
- * in case of I/O error or if the {@link Story} was not
- * previously set
- */
- public abstract void read() throws IOException;
-
- /**
- * Read the selected chapter (starting at 1).
- *
- * @param chapter
- * the chapter
- *
- * @throws IOException
- * in case of I/O error or if the {@link Story} was not
- * previously set
- */
- public abstract void read(int chapter) throws IOException;
-
- /**
- * Start the reader in browse mode for the given type (or pass NULL for all
- * types).
- *
- * @param type
- * the type of {@link Story} to take into account, or NULL for
- * all
- */
- public abstract void start(String type);
-
- /**
- * Return a new {@link BasicReader} ready for use if one is configured.
- * <p>
- * Can return NULL if none are configured.
- *
- * @return a {@link BasicReader}, or NULL if none configured
- */
- public static BasicReader getReader() {
- try {
- if (defaultType != null) {
- switch (defaultType) {
- case LOCAL:
- return new LocalReader().setType(ReaderType.LOCAL);
- case CLI:
- return new CliReader().setType(ReaderType.CLI);
- }
- }
- } catch (IOException e) {
- Instance.syserr(new Exception("Cannot create a reader of type: "
- + defaultType, e));
- }
-
- return null;
- }
-
- /**
- * The default {@link ReaderType} used when calling
- * {@link BasicReader#getReader()}.
- *
- * @return the default type
- */
- public static ReaderType getDefaultReaderType() {
- return defaultType;
- }
-
- /**
- * The default {@link ReaderType} used when calling
- * {@link BasicReader#getReader()}.
- *
- * @param defaultType
- * the new default type
- */
- public static void setDefaultReaderType(ReaderType defaultType) {
- BasicReader.defaultType = defaultType;
- }
-
- /**
- * Return an {@link URL} from this {@link String}, be it a file path or an
- * actual {@link URL}.
- *
- * @param sourceString
- * the source
- *
- * @return the corresponding {@link URL}
- *
- * @throws MalformedURLException
- * if this is neither a file nor a conventional {@link URL}
- */
- public static URL getUrl(String sourceString) throws MalformedURLException {
- if (sourceString == null || sourceString.isEmpty()) {
- throw new MalformedURLException("Empty url");
- }
-
- URL source = null;
- try {
- source = new URL(sourceString);
- } catch (MalformedURLException e) {
- File sourceFile = new File(sourceString);
- source = sourceFile.toURI().toURL();
- }
-
- return source;
- }
-}