[fanfix.git] / src / be / nikiroo / fanfix / reader / ui / GuiReader.java

package be.nikiroo.fanfix.reader.ui;

import java.awt.Desktop;
import java.awt.EventQueue;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.File;
import java.io.IOException;
import java.net.URISyntaxException;

import javax.swing.JEditorPane;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;

import be.nikiroo.fanfix.Instance;
import be.nikiroo.fanfix.VersionCheck;
import be.nikiroo.fanfix.bundles.StringIdGui;
import be.nikiroo.fanfix.bundles.UiConfig;
import be.nikiroo.fanfix.data.MetaData;
import be.nikiroo.fanfix.data.Story;
import be.nikiroo.fanfix.library.BasicLibrary;
import be.nikiroo.fanfix.library.CacheLibrary;
import be.nikiroo.fanfix.reader.BasicReader;
import be.nikiroo.fanfix.reader.Reader;
import be.nikiroo.fanfix.searchable.BasicSearchable;
import be.nikiroo.fanfix.searchable.SearchableTag;
import be.nikiroo.fanfix.supported.SupportType;
import be.nikiroo.utils.Progress;
import be.nikiroo.utils.Version;
import be.nikiroo.utils.ui.UIUtils;

/**
 * This class implements a graphical {@link Reader} using the Swing library from
 * Java.
 * <p>
 * It can thus be themed to look native-like, or metal-like, or use any other
 * theme you may want to try.
 * <p>
 * We actually try to enable native look-alike mode on start.
 * 
 * @author niki
 */
class GuiReader extends BasicReader {
	static private boolean nativeLookLoaded;

	private CacheLibrary cacheLib;

	private File cacheDir;

	/**
	 * Create a new graphical {@link Reader}.
	 * 
	 * @throws IOException
	 *             in case of I/O errors
	 */
	public GuiReader() throws IOException {
		// TODO: allow different themes?
		if (!nativeLookLoaded) {
			UIUtils.setLookAndFeel();
			nativeLookLoaded = true;
		}

		cacheDir = Instance.getReaderDir();
		cacheDir.mkdirs();
		if (!cacheDir.exists()) {
			throw new IOException(
					"Cannote create cache directory for local reader: "
							+ cacheDir);
		}
	}

	@Override
	public synchronized BasicLibrary getLibrary() {
		if (cacheLib == null) {
			BasicLibrary lib = super.getLibrary();
			if (lib instanceof CacheLibrary) {
				cacheLib = (CacheLibrary) lib;
			} else {
				cacheLib = new CacheLibrary(cacheDir, lib);
			}
		}

		return cacheLib;
	}

	@Override
	public void read(boolean sync) throws IOException {
		MetaData meta = getMeta();

		if (meta == null) {
			throw new IOException("No story to read");
		}

		read(meta.getLuid(), sync, null);
	}

	/**
	 * Check if the {@link Story} denoted by this Library UID is present in the
	 * {@link GuiReader} cache.
	 * 
	 * @param luid
	 *            the Library UID
	 * 
	 * @return TRUE if it is
	 */
	public boolean isCached(String luid) {
		return cacheLib.isCached(luid);
	}

	@Override
	public void browse(String type) {
		final Boolean[] done = new Boolean[] { false };

		// TODO: improve presentation of update message
		final VersionCheck updates = VersionCheck.check();
		StringBuilder builder = new StringBuilder();

		final JEditorPane updateMessage = new JEditorPane("text/html", "");
		if (updates.isNewVersionAvailable()) {
			builder.append(trans(StringIdGui.NEW_VERSION_AVAILABLE,
					"<span style='color: blue;'>https://github.com/nikiroo/fanfix/releases</span>"));
			builder.append("<br>");
			builder.append("<br>");
			for (Version v : updates.getNewer()) {
				builder.append("\t<b>"
						+ trans(StringIdGui.NEW_VERSION_VERSION, v.toString())
						+ "</b>");
				builder.append("<br>");
				builder.append("<ul>");
				for (String item : updates.getChanges().get(v)) {
					builder.append("<li>" + item + "</li>");
				}
				builder.append("</ul>");
			}

			// html content
			updateMessage.setText("<html><body>" //
					+ builder//
					+ "</body></html>");

			// handle link events
			updateMessage.addHyperlinkListener(new HyperlinkListener() {
				@Override
				public void hyperlinkUpdate(HyperlinkEvent e) {
					if (e.getEventType().equals(
							HyperlinkEvent.EventType.ACTIVATED))
						try {
							Desktop.getDesktop().browse(e.getURL().toURI());
						} catch (IOException ee) {
							Instance.getTraceHandler().error(ee);
						} catch (URISyntaxException ee) {
							Instance.getTraceHandler().error(ee);
						}
				}
			});
			updateMessage.setEditable(false);
			updateMessage.setBackground(new JLabel().getBackground());
		}

		final String typeFinal = type;
		EventQueue.invokeLater(new Runnable() {
			@Override
			public void run() {
				if (updates.isNewVersionAvailable()) {
					int rep = JOptionPane.showConfirmDialog(null,
							updateMessage,
							trans(StringIdGui.NEW_VERSION_TITLE),
							JOptionPane.OK_CANCEL_OPTION);
					if (rep == JOptionPane.OK_OPTION) {
						updates.ok();
					} else {
						updates.ignore();
					}
				}

				new Thread(new Runnable() {
					@Override
					public void run() {
						try {
							GuiReaderFrame gui = new GuiReaderFrame(
									GuiReader.this, typeFinal);
							sync(gui);
						} catch (Exception e) {
							Instance.getTraceHandler().error(e);
						} finally {
							done[0] = true;
						}

					}
				}).start();
			}
		});

		// This action must be synchronous, so wait until the frame is closed
		while (!done[0]) {
			try {
				Thread.sleep(100);
			} catch (InterruptedException e) {
			}
		}
	}

	@Override
	public void start(File target, String program, boolean sync)
			throws IOException {

		boolean handled = false;
		if (program == null && !sync) {
			try {
				Desktop.getDesktop().browse(target.toURI());
				handled = true;
			} catch (UnsupportedOperationException e) {
			}
		}

		if (!handled) {
			super.start(target, program, sync);
		}
	}

	@Override
	public void search(boolean sync) throws IOException {
		GuiReaderSearchFrame search = new GuiReaderSearchFrame(this);
		if (sync) {
			sync(search);
		} else {
			search.setVisible(true);
		}
	}

	@Override
	public void search(SupportType searchOn, String keywords, int page,
			int item, boolean sync) {
		final GuiReaderSearchFrame search = new GuiReaderSearchFrame(
				GuiReader.this);
		while (!search.isEnabled()) {
			try {
				Thread.sleep(10);
			} catch (InterruptedException e) {
				Instance.getTraceHandler().error(e);
			}
		}

		search.search(searchOn, keywords, page, item);
		if (sync) {
			sync(search);
		} else {
			search.setVisible(true);
		}
	}

	@Override
	public void searchTag(final SupportType searchOn, final int page,
			final int item, final boolean sync, final Integer... tags) {

		final GuiReaderSearchFrame search = new GuiReaderSearchFrame(
				GuiReader.this);
		while (!search.isEnabled()) {
			try {
				Thread.sleep(10);
			} catch (InterruptedException e) {
				Instance.getTraceHandler().error(e);
			}
		}

		final BasicSearchable searchable = BasicSearchable
				.getSearchable(searchOn);

		Runnable action = new Runnable() {
			@Override
			public void run() {
				SearchableTag tag = null;
				try {
					tag = searchable.getTag(tags);
				} catch (IOException e) {
					Instance.getTraceHandler().error(e);
				}

				search.searchTag(searchOn, page, item, tag);

				if (sync) {
					sync(search);
				} else {
					search.setVisible(true);
				}
			}
		};

		if (sync) {
			action.run();
		} else {
			new Thread(action).start();
		}
	}

	/**
	 * Delete the {@link Story} from the cache if it is present, but <b>NOT</b>
	 * from the main library.
	 * <p>
	 * The next time we try to retrieve the {@link Story}, it may be required to
	 * cache it again.
	 * 
	 * @param luid
	 *            the luid of the {@link Story}
	 */
	void clearLocalReaderCache(String luid) {
		try {
			cacheLib.clearFromCache(luid);
		} catch (IOException e) {
			Instance.getTraceHandler().error(e);
		}
	}

	/**
	 * Forward the delete operation to the main library.
	 * <p>
	 * The {@link Story} will be deleted from the main library as well as the
	 * cache if present.
	 * 
	 * @param luid
	 *            the {@link Story} to delete
	 */
	void delete(String luid) {
		try {
			cacheLib.delete(luid);
		} catch (IOException e) {
			Instance.getTraceHandler().error(e);
		}
	}

	/**
	 * "Open" the given {@link Story}. It usually involves starting an external
	 * program adapted to the given file type.
	 * <p>
	 * Asynchronous method.
	 * 
	 * @param luid
	 *            the luid of the {@link Story} to open
	 * @param sync
	 *            execute the process synchronously (wait until it is terminated
	 *            before returning)
	 * @param pg
	 *            the optional progress (we may need to prepare the
	 *            {@link Story} for reading
	 * 
	 * @throws IOException
	 *             in case of I/O errors
	 */
	void read(String luid, boolean sync, Progress pg) throws IOException {
		MetaData meta = cacheLib.getInfo(luid);

		boolean textInternal = Instance.getUiConfig().getBoolean(
				UiConfig.NON_IMAGES_DOCUMENT_USE_INTERNAL_READER, true);
		boolean imageInternal = Instance.getUiConfig().getBoolean(
				UiConfig.IMAGES_DOCUMENT_USE_INTERNAL_READER, true);

		boolean useInternalViewer = true;
		if (meta.isImageDocument() && !imageInternal) {
			useInternalViewer = false;
		}
		if (!meta.isImageDocument() && !textInternal) {
			useInternalViewer = false;
		}

		if (useInternalViewer) {
			GuiReaderViewer viewer = new GuiReaderViewer(cacheLib,
					cacheLib.getStory(luid, null));
			if (sync) {
				sync(viewer);
			} else {
				viewer.setVisible(true);
			}
		} else {
			File file = cacheLib.getFile(luid, pg);
			openExternal(meta, file, sync);
		}
	}

	/**
	 * Change the source of the given {@link Story} (the source is the main
	 * information used to group the stories together).
	 * <p>
	 * In other words, <b>move</b> the {@link Story} into other source.
	 * <p>
	 * The source can be a new one, it needs not exist before hand.
	 * 
	 * @param luid
	 *            the luid of the {@link Story} to move
	 * @param newSource
	 *            the new source
	 */
	void changeSource(String luid, String newSource) {
		try {
			cacheLib.changeSource(luid, newSource, null);
		} catch (IOException e) {
			Instance.getTraceHandler().error(e);
		}
	}

	/**
	 * Change the title of the given {@link Story}.
	 * 
	 * @param luid
	 *            the luid of the {@link Story} to change
	 * @param newTitle
	 *            the new title
	 */
	void changeTitle(String luid, String newTitle) {
		try {
			cacheLib.changeTitle(luid, newTitle, null);
		} catch (IOException e) {
			Instance.getTraceHandler().error(e);
		}
	}

	/**
	 * Change the author of the given {@link Story}.
	 * <p>
	 * The author can be a new one, it needs not exist before hand.
	 * 
	 * @param luid
	 *            the luid of the {@link Story} to change
	 * @param newAuthor
	 *            the new author
	 */
	void changeAuthor(String luid, String newAuthor) {
		try {
			cacheLib.changeAuthor(luid, newAuthor, null);
		} catch (IOException e) {
			Instance.getTraceHandler().error(e);
		}
	}

	/**
	 * Simple shortcut method to call {link Instance#getTransGui()#getString()}.
	 * 
	 * @param id
	 *            the ID to translate
	 * 
	 * @return the translated result
	 */
	static String trans(StringIdGui id, Object... params) {
		return Instance.getTransGui().getString(id, params);
	}

	/**
	 * Start a frame and wait until it is closed before returning.
	 * 
	 * @param frame
	 *            the frame to start
	 */
	static private void sync(final JFrame frame) {
		if (EventQueue.isDispatchThread()) {
			throw new IllegalStateException(
					"Cannot call a sync method in the dispatch thread");
		}

		final Boolean[] done = new Boolean[] { false };
		try {
			Runnable run = new Runnable() {
				@Override
				public void run() {
					try {
						frame.addWindowListener(new WindowAdapter() {
							@Override
							public void windowClosing(WindowEvent e) {
								super.windowClosing(e);
								done[0] = true;
							}
						});

						frame.setVisible(true);
					} catch (Exception e) {
						done[0] = true;
					}
				}
			};

			if (EventQueue.isDispatchThread()) {
				run.run();
			} else {
				EventQueue.invokeLater(run);
			}
		} catch (Exception e) {
			Instance.getTraceHandler().error(e);
			done[0] = true;
		}

		// This action must be synchronous, so wait until the frame is closed
		while (!done[0]) {
			try {
				Thread.sleep(100);
			} catch (InterruptedException e) {
			}
		}
	}
}
Commit	Line	Data
16a81ef7	1	package be.nikiroo.fanfix.reader.ui;
a6395bef	2
edd46289	3	import java.awt.Desktop;
a6395bef	4	import java.awt.EventQueue;
350bc060 NR	5	import java.awt.event.WindowAdapter;
350bc060 NR	6	import java.awt.event.WindowEvent;
a6395bef NR	7	import java.io.File;
a6395bef NR	8	import java.io.IOException;
b42117f1 NR	9	import java.net.URISyntaxException;
	10
	11	import javax.swing.JEditorPane;
12b9873f	12	import javax.swing.JFrame;
b42117f1 NR	13	import javax.swing.JLabel;
	14	import javax.swing.JOptionPane;
	15	import javax.swing.event.HyperlinkEvent;
	16	import javax.swing.event.HyperlinkListener;
a6395bef NR	17
a6395bef NR	18	import be.nikiroo.fanfix.Instance;
b42117f1	19	import be.nikiroo.fanfix.VersionCheck;
5bc9573b	20	import be.nikiroo.fanfix.bundles.StringIdGui;
dd81a122	21	import be.nikiroo.fanfix.bundles.UiConfig;
bc2ea776	22	import be.nikiroo.fanfix.data.MetaData;
a6395bef	23	import be.nikiroo.fanfix.data.Story;
ff05b828 NR	24	import be.nikiroo.fanfix.library.BasicLibrary;
ff05b828 NR	25	import be.nikiroo.fanfix.library.CacheLibrary;
16a81ef7	26	import be.nikiroo.fanfix.reader.BasicReader;
c3b229a1	27	import be.nikiroo.fanfix.reader.Reader;
81acd363 NR	28	import be.nikiroo.fanfix.searchable.BasicSearchable;
81acd363 NR	29	import be.nikiroo.fanfix.searchable.SearchableTag;
91b82a5c	30	import be.nikiroo.fanfix.supported.SupportType;
3b2b638f	31	import be.nikiroo.utils.Progress;
b42117f1	32	import be.nikiroo.utils.Version;
b0e88ebd	33	import be.nikiroo.utils.ui.UIUtils;
a6395bef	34
c3b229a1 NR	35	/**
	36	* This class implements a graphical {@link Reader} using the Swing library from
	37	* Java.
	38	* <p>
	39	* It can thus be themed to look native-like, or metal-like, or use any other
	40	* theme you may want to try.
	41	* <p>
	42	* We actually try to enable native look-alike mode on start.
	43	*
	44	* @author niki
	45	*/
5dd985cf	46	class GuiReader extends BasicReader {
b0e88ebd NR	47	static private boolean nativeLookLoaded;
b0e88ebd NR	48
ff05b828 NR	49	private CacheLibrary cacheLib;
	50
	51	private File cacheDir;
a6395bef	52
c3b229a1 NR	53	/**
	54	* Create a new graphical {@link Reader}.
	55	*
	56	* @throws IOException
	57	* in case of I/O errors
	58	*/
5dd985cf	59	public GuiReader() throws IOException {
c3b229a1	60	// TODO: allow different themes?
b0e88ebd NR	61	if (!nativeLookLoaded) {
	62	UIUtils.setLookAndFeel();
	63	nativeLookLoaded = true;
	64	}
	65
ff05b828 NR	66	cacheDir = Instance.getReaderDir();
	67	cacheDir.mkdirs();
	68	if (!cacheDir.exists()) {
a6395bef	69	throw new IOException(
ff05b828 NR	70	"Cannote create cache directory for local reader: "
	71	+ cacheDir);
	72	}
	73	}
	74
	75	@Override
	76	public synchronized BasicLibrary getLibrary() {
	77	if (cacheLib == null) {
	78	BasicLibrary lib = super.getLibrary();
	79	if (lib instanceof CacheLibrary) {
	80	cacheLib = (CacheLibrary) lib;
	81	} else {
	82	cacheLib = new CacheLibrary(cacheDir, lib);
	83	}
a6395bef NR	84	}
a6395bef NR	85
ff05b828	86	return cacheLib;
a6395bef NR	87	}
a6395bef NR	88
211f7ddb	89	@Override
350bc060	90	public void read(boolean sync) throws IOException {
bc2ea776 NR	91	MetaData meta = getMeta();
	92
	93	if (meta == null) {
edd46289 NR	94	throw new IOException("No story to read");
	95	}
	96
350bc060	97	read(meta.getLuid(), sync, null);
a6395bef NR	98	}
a6395bef NR	99
9843a5e5 NR	100	/**
9843a5e5 NR	101	* Check if the {@link Story} denoted by this Library UID is present in the
5dd985cf	102	* {@link GuiReader} cache.
9843a5e5 NR	103	*
	104	* @param luid
	105	* the Library UID
	106	*
	107	* @return TRUE if it is
	108	*/
10d558d2	109	public boolean isCached(String luid) {
ff05b828	110	return cacheLib.isCached(luid);
10d558d2 NR	111	}
10d558d2 NR	112
211f7ddb	113	@Override
b0e88ebd	114	public void browse(String type) {
7a3eb29f NR	115	final Boolean[] done = new Boolean[] { false };
7a3eb29f NR	116
b42117f1 NR	117	// TODO: improve presentation of update message
	118	final VersionCheck updates = VersionCheck.check();
	119	StringBuilder builder = new StringBuilder();
	120
	121	final JEditorPane updateMessage = new JEditorPane("text/html", "");
	122	if (updates.isNewVersionAvailable()) {
5bc9573b NR	123	builder.append(trans(StringIdGui.NEW_VERSION_AVAILABLE,
5bc9573b NR	124	"<span style='color: blue;'>https://github.com/nikiroo/fanfix/releases</span>"));
b42117f1 NR	125	builder.append("<br>");
	126	builder.append("<br>");
	127	for (Version v : updates.getNewer()) {
5bc9573b NR	128	builder.append("\t<b>"
	129	+ trans(StringIdGui.NEW_VERSION_VERSION, v.toString())
	130	+ "</b>");
b42117f1 NR	131	builder.append("<br>");
	132	builder.append("<ul>");
	133	for (String item : updates.getChanges().get(v)) {
	134	builder.append("<li>" + item + "</li>");
	135	}
	136	builder.append("</ul>");
	137	}
	138
	139	// html content
	140	updateMessage.setText("<html><body>" //
	141	+ builder//
	142	+ "</body></html>");
	143
	144	// handle link events
	145	updateMessage.addHyperlinkListener(new HyperlinkListener() {
211f7ddb	146	@Override
b42117f1 NR	147	public void hyperlinkUpdate(HyperlinkEvent e) {
	148	if (e.getEventType().equals(
	149	HyperlinkEvent.EventType.ACTIVATED))
	150	try {
	151	Desktop.getDesktop().browse(e.getURL().toURI());
	152	} catch (IOException ee) {
62c63b07	153	Instance.getTraceHandler().error(ee);
b42117f1	154	} catch (URISyntaxException ee) {
62c63b07	155	Instance.getTraceHandler().error(ee);
b42117f1 NR	156	}
	157	}
	158	});
	159	updateMessage.setEditable(false);
	160	updateMessage.setBackground(new JLabel().getBackground());
	161	}
	162
333f0e7b	163	final String typeFinal = type;
a6395bef	164	EventQueue.invokeLater(new Runnable() {
211f7ddb	165	@Override
a6395bef	166	public void run() {
b42117f1 NR	167	if (updates.isNewVersionAvailable()) {
b42117f1 NR	168	int rep = JOptionPane.showConfirmDialog(null,
5bc9573b NR	169	updateMessage,
5bc9573b NR	170	trans(StringIdGui.NEW_VERSION_TITLE),
b42117f1 NR	171	JOptionPane.OK_CANCEL_OPTION);
	172	if (rep == JOptionPane.OK_OPTION) {
	173	updates.ok();
	174	} else {
	175	updates.ignore();
	176	}
	177	}
	178
7a3eb29f NR	179	new Thread(new Runnable() {
	180	@Override
	181	public void run() {
	182	try {
	183	GuiReaderFrame gui = new GuiReaderFrame(
	184	GuiReader.this, typeFinal);
	185	sync(gui);
	186	} catch (Exception e) {
	187	Instance.getTraceHandler().error(e);
	188	} finally {
	189	done[0] = true;
	190	}
	191
	192	}
	193	}).start();
a6395bef NR	194	}
a6395bef NR	195	});
7a3eb29f NR	196
	197	// This action must be synchronous, so wait until the frame is closed
	198	while (!done[0]) {
	199	try {
	200	Thread.sleep(100);
	201	} catch (InterruptedException e) {
	202	}
	203	}
a6395bef	204	}
10d558d2	205
16a81ef7	206	@Override
350bc060 NR	207	public void start(File target, String program, boolean sync)
	208	throws IOException {
	209
	210	boolean handled = false;
	211	if (program == null && !sync) {
16a81ef7 NR	212	try {
16a81ef7 NR	213	Desktop.getDesktop().browse(target.toURI());
350bc060	214	handled = true;
16a81ef7	215	} catch (UnsupportedOperationException e) {
16a81ef7	216	}
350bc060 NR	217	}
	218
	219	if (!handled) {
	220	super.start(target, program, sync);
16a81ef7 NR	221	}
16a81ef7 NR	222	}
0b39fb9f	223
91b82a5c	224	@Override
b31a0db0	225	public void search(boolean sync) throws IOException {
741e8467	226	GuiReaderSearchFrame search = new GuiReaderSearchFrame(this);
f76de465	227	if (sync) {
81acd363 NR	228	sync(search);
	229	} else {
	230	search.setVisible(true);
f76de465	231	}
91b82a5c	232	}
0b39fb9f	233
b31a0db0 NR	234	@Override
	235	public void search(SupportType searchOn, String keywords, int page,
	236	int item, boolean sync) {
7cc1e743 NR	237	final GuiReaderSearchFrame search = new GuiReaderSearchFrame(
	238	GuiReader.this);
	239	while (!search.isEnabled()) {
	240	try {
	241	Thread.sleep(10);
	242	} catch (InterruptedException e) {
	243	Instance.getTraceHandler().error(e);
	244	}
	245	}
	246
81acd363	247	search.search(searchOn, keywords, page, item);
b31a0db0 NR	248	if (sync) {
	249	sync(search);
	250	} else {
	251	search.setVisible(true);
	252	}
	253	}
	254
91b82a5c	255	@Override
81acd363 NR	256	public void searchTag(final SupportType searchOn, final int page,
	257	final int item, final boolean sync, final Integer... tags) {
	258
7cc1e743 NR	259	final GuiReaderSearchFrame search = new GuiReaderSearchFrame(
	260	GuiReader.this);
	261	while (!search.isEnabled()) {
	262	try {
	263	Thread.sleep(10);
	264	} catch (InterruptedException e) {
	265	Instance.getTraceHandler().error(e);
	266	}
	267	}
	268
81acd363 NR	269	final BasicSearchable searchable = BasicSearchable
	270	.getSearchable(searchOn);
	271
	272	Runnable action = new Runnable() {
	273	@Override
	274	public void run() {
	275	SearchableTag tag = null;
	276	try {
	277	tag = searchable.getTag(tags);
	278	} catch (IOException e) {
	279	Instance.getTraceHandler().error(e);
	280	}
	281
	282	search.searchTag(searchOn, page, item, tag);
	283
	284	if (sync) {
	285	sync(search);
	286	} else {
	287	search.setVisible(true);
	288	}
	289	}
	290	};
	291
f76de465	292	if (sync) {
81acd363 NR	293	action.run();
	294	} else {
	295	new Thread(action).start();
f76de465	296	}
91b82a5c	297	}
16a81ef7	298
c3b229a1 NR	299	/**
	300	* Delete the {@link Story} from the cache if it is present, but <b>NOT</b>
	301	* from the main library.
	302	* <p>
	303	* The next time we try to retrieve the {@link Story}, it may be required to
	304	* cache it again.
	305	*
	306	* @param luid
	307	* the luid of the {@link Story}
	308	*/
754a5bc2	309	void clearLocalReaderCache(String luid) {
68e2c6d2	310	try {
ff05b828	311	cacheLib.clearFromCache(luid);
68e2c6d2	312	} catch (IOException e) {
62c63b07	313	Instance.getTraceHandler().error(e);
68e2c6d2	314	}
10d558d2 NR	315	}
10d558d2 NR	316
c3b229a1 NR	317	/**
	318	* Forward the delete operation to the main library.
	319	* <p>
	320	* The {@link Story} will be deleted from the main library as well as the
	321	* cache if present.
	322	*
	323	* @param luid
	324	* the {@link Story} to delete
	325	*/
10d558d2	326	void delete(String luid) {
68e2c6d2	327	try {
ff05b828	328	cacheLib.delete(luid);
68e2c6d2	329	} catch (IOException e) {
62c63b07	330	Instance.getTraceHandler().error(e);
68e2c6d2	331	}
10d558d2	332	}
edd46289	333
c3b229a1 NR	334	/**
	335	* "Open" the given {@link Story}. It usually involves starting an external
	336	* program adapted to the given file type.
350bc060 NR	337	* <p>
350bc060 NR	338	* Asynchronous method.
c3b229a1 NR	339	*
	340	* @param luid
	341	* the luid of the {@link Story} to open
350bc060 NR	342	* @param sync
	343	* execute the process synchronously (wait until it is terminated
	344	* before returning)
c3b229a1 NR	345	* @param pg
	346	* the optional progress (we may need to prepare the
	347	* {@link Story} for reading
	348	*
	349	* @throws IOException
	350	* in case of I/O errors
	351	*/
350bc060	352	void read(String luid, boolean sync, Progress pg) throws IOException {
dd81a122	353	MetaData meta = cacheLib.getInfo(luid);
edd46289	354
dd81a122 NR	355	boolean textInternal = Instance.getUiConfig().getBoolean(
	356	UiConfig.NON_IMAGES_DOCUMENT_USE_INTERNAL_READER, true);
	357	boolean imageInternal = Instance.getUiConfig().getBoolean(
	358	UiConfig.IMAGES_DOCUMENT_USE_INTERNAL_READER, true);
47b1710c	359
dd81a122 NR	360	boolean useInternalViewer = true;
	361	if (meta.isImageDocument() && !imageInternal) {
	362	useInternalViewer = false;
	363	}
	364	if (!meta.isImageDocument() && !textInternal) {
	365	useInternalViewer = false;
	366	}
	367
	368	if (useInternalViewer) {
	369	GuiReaderViewer viewer = new GuiReaderViewer(cacheLib,
	370	cacheLib.getStory(luid, null));
47b1710c NR	371	if (sync) {
	372	sync(viewer);
	373	} else {
	374	viewer.setVisible(true);
	375	}
1ee67095	376	} else {
dd81a122 NR	377	File file = cacheLib.getFile(luid, pg);
dd81a122 NR	378	openExternal(meta, file, sync);
47b1710c	379	}
edd46289	380	}
70c9b112	381
c3b229a1 NR	382	/**
	383	* Change the source of the given {@link Story} (the source is the main
	384	* information used to group the stories together).
	385	* <p>
	386	* In other words, <b>move</b> the {@link Story} into other source.
	387	* <p>
	388	* The source can be a new one, it needs not exist before hand.
	389	*
	390	* @param luid
	391	* the luid of the {@link Story} to move
	392	* @param newSource
	393	* the new source
	394	*/
	395	void changeSource(String luid, String newSource) {
68e2c6d2	396	try {
ff05b828	397	cacheLib.changeSource(luid, newSource, null);
68e2c6d2	398	} catch (IOException e) {
62c63b07	399	Instance.getTraceHandler().error(e);
68e2c6d2	400	}
70c9b112	401	}
c8d48938 NR	402
	403	/**
	404	* Change the title of the given {@link Story}.
	405	*
	406	* @param luid
	407	* the luid of the {@link Story} to change
	408	* @param newTitle
	409	* the new title
	410	*/
	411	void changeTitle(String luid, String newTitle) {
	412	try {
	413	cacheLib.changeTitle(luid, newTitle, null);
	414	} catch (IOException e) {
	415	Instance.getTraceHandler().error(e);
	416	}
	417	}
	418
	419	/**
	420	* Change the author of the given {@link Story}.
	421	* <p>
	422	* The author can be a new one, it needs not exist before hand.
	423	*
	424	* @param luid
	425	* the luid of the {@link Story} to change
	426	* @param newAuthor
	427	* the new author
	428	*/
	429	void changeAuthor(String luid, String newAuthor) {
	430	try {
	431	cacheLib.changeAuthor(luid, newAuthor, null);
	432	} catch (IOException e) {
	433	Instance.getTraceHandler().error(e);
	434	}
	435	}
12b9873f	436
5bc9573b NR	437	/**
	438	* Simple shortcut method to call {link Instance#getTransGui()#getString()}.
	439	*
	440	* @param id
	441	* the ID to translate
	442	*
	443	* @return the translated result
	444	*/
	445	static String trans(StringIdGui id, Object... params) {
	446	return Instance.getTransGui().getString(id, params);
	447	}
	448
12b9873f NR	449	/**
	450	* Start a frame and wait until it is closed before returning.
	451	*
	452	* @param frame
	453	* the frame to start
	454	*/
	455	static private void sync(final JFrame frame) {
7a3eb29f NR	456	if (EventQueue.isDispatchThread()) {
	457	throw new IllegalStateException(
	458	"Cannot call a sync method in the dispatch thread");
	459	}
12b9873f	460
7a3eb29f	461	final Boolean[] done = new Boolean[] { false };
12b9873f	462	try {
7a3eb29f	463	Runnable run = new Runnable() {
12b9873f NR	464	@Override
	465	public void run() {
	466	try {
	467	frame.addWindowListener(new WindowAdapter() {
	468	@Override
	469	public void windowClosing(WindowEvent e) {
	470	super.windowClosing(e);
	471	done[0] = true;
	472	}
	473	});
	474
	475	frame.setVisible(true);
	476	} catch (Exception e) {
	477	done[0] = true;
	478	}
	479	}
7a3eb29f NR	480	};
	481
	482	if (EventQueue.isDispatchThread()) {
	483	run.run();
	484	} else {
	485	EventQueue.invokeLater(run);
	486	}
12b9873f NR	487	} catch (Exception e) {
	488	Instance.getTraceHandler().error(e);
	489	done[0] = true;
	490	}
	491
	492	// This action must be synchronous, so wait until the frame is closed
	493	while (!done[0]) {
	494	try {
	495	Thread.sleep(100);
	496	} catch (InterruptedException e) {
	497	}
	498	}
	499	}
a6395bef	500	}