package be.nikiroo.fanfix.library;
-import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.net.URL;
+import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import be.nikiroo.fanfix.output.BasicOutput;
import be.nikiroo.fanfix.output.BasicOutput.OutputType;
import be.nikiroo.fanfix.supported.BasicSupport;
-import be.nikiroo.fanfix.supported.BasicSupport.SupportType;
+import be.nikiroo.fanfix.supported.SupportType;
+import be.nikiroo.utils.Image;
import be.nikiroo.utils.Progress;
/**
* @author niki
*/
abstract public class BasicLibrary {
+ /**
+ * A {@link BasicLibrary} status.
+ *
+ * @author niki
+ */
+ public enum Status {
+ /** The library is ready. */
+ READY,
+ /** The library is invalid (not correctly set up). */
+ INVALID,
+ /** You are not allowed to access this library. */
+ UNAUTORIZED,
+ /** The library is currently out of commission. */
+ UNAVAILABLE,
+ }
+
/**
* Return a name for this library (the UI may display this).
* <p>
return "";
}
+ /**
+ * The library status.
+ *
+ * @return the current status
+ */
+ public Status getStatus() {
+ return Status.READY;
+ }
+
/**
* Retrieve the main {@link File} corresponding to the given {@link Story},
* which can be passed to an external reader or instance.
*
* @return the cover image
*/
- public abstract BufferedImage getCover(String luid);
+ public abstract Image getCover(String luid);
/**
* Return the cover image associated to this source.
* <p>
- * By default, return the cover of the first story with this source.
+ * By default, return the custom cover if any, and if not, return the cover
+ * of the first story with this source.
*
* @param source
* the source
*
* @return the cover image or NULL
*/
- public BufferedImage getSourceCover(String source) {
+ public Image getSourceCover(String source) {
+ Image custom = getCustomSourceCover(source);
+ if (custom != null) {
+ return custom;
+ }
+
List<MetaData> metas = getListBySource(source);
if (metas.size() > 0) {
return getCover(metas.get(0).getLuid());
return null;
}
+ /**
+ * Return the custom cover image associated to this source.
+ * <p>
+ * By default, return NULL.
+ *
+ * @param source
+ * the source to look for
+ *
+ * @return the custom cover or NULL if none
+ */
+ public Image getCustomSourceCover(@SuppressWarnings("unused") String source) {
+ return null;
+ }
+
/**
* Fix the source cover to the given story cover.
*
* Invalidate the {@link Story} cache (when the content should be re-read
* because it was changed).
*/
- protected abstract void clearCache();
+ protected void deleteInfo() {
+ deleteInfo(null);
+ }
+
+ /**
+ * Invalidate the {@link Story} cache (when the content is removed).
+ * <p>
+ * All the cache can be deleted if NULL is passed as meta.
+ *
+ * @param luid
+ * the LUID of the {@link Story} to clear from the cache, or NULL
+ * for all stories
+ */
+ protected abstract void deleteInfo(String luid);
+
+ /**
+ * Invalidate the {@link Story} cache (when the content has changed, but we
+ * already have it) with the new given meta.
+ *
+ * @param meta
+ * the {@link Story} to clear from the cache
+ */
+ protected abstract void updateInfo(MetaData meta);
/**
* Return the next LUID that can be used.
throws IOException;
/**
- * Refresh the {@link BasicLibrary}, that is, make sure all stories are
+ * Refresh the {@link BasicLibrary}, that is, make sure all metas are
* loaded.
*
- * @param full
- * force the full content of the stories to be loaded, not just
- * the {@link MetaData}
- *
* @param pg
* the optional progress reporter
*/
- public void refresh(boolean full, Progress pg) {
- if (full) {
- // TODO: progress
- List<MetaData> metas = getMetas(pg);
- for (MetaData meta : metas) {
- getStory(meta.getLuid(), null);
- }
- } else {
- getMetas(pg);
- }
+ public void refresh(Progress pg) {
+ getMetas(pg);
}
/**
.getType());
URL url = file.toURI().toURL();
if (type != null) {
- story = BasicSupport.getSupport(type).process(url,
- pgProcess);
+ story = BasicSupport.getSupport(type, url) //
+ .process(pgProcess);
+
+ // Because we do not want to clear the meta cache:
+ meta.setCover(story.getMeta().getCover());
+ story.setMeta(meta);
+ //
} else {
throw new IOException("Unknown type: " + meta.getType());
}
} catch (IOException e) {
// We should not have not-supported files in the
// library
- Instance.syserr(new IOException(
- "Cannot load file from library: " + file, e));
+ Instance.getTraceHandler().error(
+ new IOException("Cannot load file from library: "
+ + file, e));
} finally {
pgProcess.done();
pg.done();
*
* @return the imported {@link Story}
*
+ * @throws UnknownHostException
+ * if the host is not supported
* @throws IOException
* in case of I/O error
*/
public Story imprt(URL url, Progress pg) throws IOException {
+ if (pg == null)
+ pg = new Progress();
+
+ pg.setMinMax(0, 1000);
+ Progress pgProcess = new Progress();
+ Progress pgSave = new Progress();
+ pg.addProgress(pgProcess, 800);
+ pg.addProgress(pgSave, 200);
+
BasicSupport support = BasicSupport.getSupport(url);
if (support == null) {
- throw new IOException("URL not supported: " + url.toString());
+ throw new UnknownHostException("" + url);
}
- return save(support.process(url, pg), null);
+ Story story = save(support.process(pgProcess), pgSave);
+ pg.done();
+
+ return story;
}
/**
pg.addProgress(pgOut, 1);
}
- BasicOutput out = BasicOutput.getOutput(type, false);
+ BasicOutput out = BasicOutput.getOutput(type, false, false);
if (out == null) {
throw new IOException("Output type not supported: " + type);
}
*/
public synchronized Story save(Story story, String luid, Progress pg)
throws IOException {
+
+ Instance.getTraceHandler().trace(
+ this.getClass().getSimpleName() + ": saving story " + luid);
+
// Do not change the original metadata, but change the original story
MetaData meta = story.getMeta().clone();
story.setMeta(meta);
meta.setLuid(luid);
}
- if (getInfo(luid) != null) {
+ if (luid != null && getInfo(luid) != null) {
delete(luid);
}
- doSave(story, pg);
+ story = doSave(story, pg);
- clearCache();
+ updateInfo(story.getMeta());
+
+ Instance.getTraceHandler().trace(
+ this.getClass().getSimpleName() + ": story saved (" + luid
+ + ")");
return story;
}
* in case of I/O error
*/
public synchronized void delete(String luid) throws IOException {
+ Instance.getTraceHandler().trace(
+ this.getClass().getSimpleName() + ": deleting story " + luid);
+
doDelete(luid);
- clearCache();
+ deleteInfo(luid);
+
+ Instance.getTraceHandler().trace(
+ this.getClass().getSimpleName() + ": story deleted (" + luid
+ + ")");
}
/**