Refactor EpisodeListMatcher

This commit is contained in:
Reinhard Pointner 2016-04-08 22:59:33 +00:00
parent d31d24856c
commit 26c49fb96b
2 changed files with 169 additions and 209 deletions

View File

@ -1,8 +1,9 @@
package net.filebot.ui.rename;
import static java.util.Collections.*;
import static java.util.Comparator.*;
import static java.util.stream.Collectors.*;
import static net.filebot.MediaTypes.*;
import static net.filebot.Settings.*;
import static net.filebot.WebServices.*;
import static net.filebot.media.MediaDetection.*;
import static net.filebot.similarity.Normalization.*;
@ -11,29 +12,23 @@ import static net.filebot.util.StringUtilities.*;
import static net.filebot.util.ui.SwingUI.*;
import java.awt.Component;
import java.awt.Dimension;
import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeMap;
import java.util.TreeSet;
import java.util.concurrent.Callable;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.FutureTask;
import java.util.concurrent.RunnableFuture;
import java.util.prefs.Preferences;
import java.util.regex.Pattern;
import javax.swing.Action;
import javax.swing.SwingUtilities;
@ -41,7 +36,6 @@ import javax.swing.SwingUtilities;
import net.filebot.Cache;
import net.filebot.Cache.TypedCache;
import net.filebot.CacheType;
import net.filebot.Settings;
import net.filebot.similarity.CommonSequenceMatcher;
import net.filebot.similarity.EpisodeMatcher;
import net.filebot.similarity.Match;
@ -56,19 +50,19 @@ class EpisodeListMatcher implements AutoCompleteMatcher {
private EpisodeListProvider provider;
private boolean anime;
// remember user selections
private TypedCache<SearchResult> persistentSelectionMemory;
// only allow one fetch session at a time so later requests can make use of cached results
private final Object providerLock = new Object();
public EpisodeListMatcher(EpisodeListProvider provider, boolean anime) {
this.provider = provider;
this.anime = anime;
this.persistentSelectionMemory = Cache.getCache("selection_" + provider.getName(), CacheType.Persistent).cast(SearchResult.class);
}
protected SearchResult selectSearchResult(final String query, final List<SearchResult> searchResults, Map<String, SearchResult> selectionMemory, boolean autodetection, final Component parent) throws Exception {
public TypedCache<SearchResult> getPersistentSelectionMemory() {
return Cache.getCache("selection_" + provider.getName(), CacheType.Persistent).cast(SearchResult.class);
}
protected SearchResult selectSearchResult(List<File> files, String query, List<SearchResult> searchResults, Map<String, SearchResult> selectionMemory, boolean autodetection, Component parent) throws Exception {
if (searchResults.size() == 1) {
return searchResults.get(0);
}
@ -82,104 +76,80 @@ class EpisodeListMatcher implements AutoCompleteMatcher {
}
// show selection dialog on EDT
final RunnableFuture<SearchResult> showSelectDialog = new FutureTask<SearchResult>(new Callable<SearchResult>() {
RunnableFuture<SearchResult> showSelectDialog = new FutureTask<SearchResult>(() -> {
// multiple results have been found, user must select one
SelectDialog<SearchResult> selectDialog = new SelectDialog<SearchResult>(parent, searchResults, true, false);
selectDialog.setTitle(provider.getName());
selectDialog.getHeaderLabel().setText(getQueryInputMessage(String.format("Select best match for \"<b>%s</b>\":", query), getFilesForQuery(files, query)));
selectDialog.getCancelAction().putValue(Action.NAME, "Ignore");
selectDialog.pack();
@Override
public SearchResult call() throws Exception {
// multiple results have been found, user must select one
SelectDialog<SearchResult> selectDialog = new SelectDialog<SearchResult>(parent, searchResults, true, false);
// show dialog
selectDialog.restoreState(Preferences.userNodeForPackage(EpisodeListMatcher.class));
selectDialog.setLocation(getOffsetLocation(selectDialog.getOwner()));
selectDialog.setVisible(true);
selectDialog.getHeaderLabel().setText(String.format("Shows matching '%s':", query));
selectDialog.getCancelAction().putValue(Action.NAME, "Ignore");
// remember dialog state
selectDialog.saveState(Preferences.userNodeForPackage(EpisodeListMatcher.class));
// restore original dialog size
Settings prefs = Settings.forPackage(EpisodeListMatcher.class);
int w = Integer.parseInt(prefs.get("dialog.select.w", "280"));
int h = Integer.parseInt(prefs.get("dialog.select.h", "300"));
selectDialog.setPreferredSize(new Dimension(w, h));
selectDialog.pack();
// show dialog
selectDialog.setLocation(getOffsetLocation(selectDialog.getOwner()));
selectDialog.setVisible(true);
// remember dialog size
prefs.put("dialog.select.w", Integer.toString(selectDialog.getWidth()));
prefs.put("dialog.select.h", Integer.toString(selectDialog.getHeight()));
if (selectDialog.getSelectedAction() == null) {
throw new CancellationException();
}
// remember if we should auto-repeat the chosen action in the future
if (selectDialog.getAutoRepeatCheckBox().isSelected() && selectDialog.getSelectedValue() != null) {
persistentSelectionMemory.put(query, selectDialog.getSelectedValue());
}
// selected value or null if the dialog was canceled by the user
return selectDialog.getSelectedValue();
if (selectDialog.getSelectedAction() == null) {
throw new CancellationException();
}
// remember if we should auto-repeat the chosen action in the future
if (selectDialog.getAutoRepeatCheckBox().isSelected() && selectDialog.getSelectedValue() != null) {
getPersistentSelectionMemory().put(query, selectDialog.getSelectedValue());
}
// selected value or null if the dialog was canceled by the user
return selectDialog.getSelectedValue();
});
// allow only one select dialog at a time
synchronized (this) {
synchronized (selectionMemory) {
if (selectionMemory.containsKey(query)) {
return selectionMemory.get(query);
}
// check persistent memory
if (autodetection) {
SearchResult persistentSelection = persistentSelectionMemory.get(query);
if (persistentSelection != null) {
return persistentSelection;
}
}
// ask user
SwingUtilities.invokeAndWait(showSelectDialog);
SearchResult userSelection = showSelectDialog.get();
// remember selected value
selectionMemory.put(query, userSelection);
return userSelection;
synchronized (parent) {
if (selectionMemory.containsKey(query)) {
return selectionMemory.get(query);
}
// check persistent memory
if (autodetection) {
SearchResult persistentSelection = getPersistentSelectionMemory().get(query);
if (persistentSelection != null) {
return persistentSelection;
}
}
// ask user
SwingUtilities.invokeAndWait(showSelectDialog);
SearchResult userSelection = showSelectDialog.get();
// remember selected value
selectionMemory.put(query, userSelection);
return userSelection;
}
}
protected Set<Episode> fetchEpisodeSet(Collection<String> seriesNames, final SortOrder sortOrder, final Locale locale, final Map<String, SearchResult> selectionMemory, final boolean autodetection, final Component parent) throws Exception {
List<Callable<List<Episode>>> tasks = new ArrayList<Callable<List<Episode>>>();
// detect series names and create episode list fetch tasks
for (final String query : seriesNames) {
tasks.add(new Callable<List<Episode>>() {
@Override
public List<Episode> call() throws Exception {
List<SearchResult> results = provider.search(query, locale);
// select search result
if (results.size() > 0) {
SearchResult selectedSearchResult = selectSearchResult(query, results, selectionMemory, autodetection, parent);
if (selectedSearchResult != null) {
return provider.getEpisodeList(selectedSearchResult, sortOrder, locale);
}
protected Set<Episode> fetchEpisodeSet(List<File> files, Collection<String> querySet, SortOrder sortOrder, Locale locale, Map<String, SearchResult> selectionMemory, boolean autodetection, Component parent) throws Exception {
// detect series names and fetch episode lists in parallel
List<Future<List<Episode>>> tasks = querySet.stream().map(q -> {
return requestThreadPool.submit(() -> {
// select search result
List<SearchResult> results = provider.search(q, locale);
if (results.size() > 0) {
SearchResult selectedSearchResult = selectSearchResult(files, q, results, selectionMemory, autodetection, parent);
if (selectedSearchResult != null) {
return provider.getEpisodeList(selectedSearchResult, sortOrder, locale);
}
return Collections.emptyList();
}
return new ArrayList<Episode>();
});
}
}).collect(toList());
// fetch episode lists concurrently and merge all episodes
// merge all episodes
Set<Episode> episodes = new LinkedHashSet<Episode>();
for (Future<List<Episode>> future : requestThreadPool.invokeAll(tasks)) {
episodes.addAll(future.get());
for (Future<List<Episode>> it : tasks) {
episodes.addAll(it.get());
}
// all background workers have finished
return episodes;
}
@ -195,101 +165,68 @@ class EpisodeListMatcher implements AutoCompleteMatcher {
// focus on movie and subtitle files
List<File> mediaFiles = filter(fileset, VIDEO_FILES, SUBTITLE_FILES);
// assume that many shows will be matched, do it folder by folder
List<Callable<List<Match<File, ?>>>> tasks = new ArrayList<Callable<List<Match<File, ?>>>>();
// remember user decisions and only bother user once
Map<String, SearchResult> selectionMemory = new TreeMap<String, SearchResult>(CommonSequenceMatcher.getLenientCollator(Locale.ENGLISH));
Map<String, List<String>> inputMemory = new TreeMap<String, List<String>>(CommonSequenceMatcher.getLenientCollator(Locale.ENGLISH));
// detect series names and create episode list fetch tasks
List<Future<List<Match<File, ?>>>> tasks = new ArrayList<Future<List<Match<File, ?>>>>();
if (strict) {
// in strict mode simply process file-by-file (ignoring all files that don't contain clear SxE patterns)
for (File file : mediaFiles) {
if (parseEpisodeNumber(file, false) != null || parseDate(file) != null) {
tasks.add(new Callable<List<Match<File, ?>>>() {
@Override
public List<Match<File, ?>> call() throws Exception {
return matchEpisodeSet(singletonList(file), detectSeriesNames(singleton(file), anime, locale), sortOrder, strict, locale, autodetection, selectionMemory, inputMemory, parent);
}
});
}
}
mediaFiles.stream().filter(f -> isEpisode(f, false)).map(f -> {
return workerThreadPool.submit(() -> {
return matchEpisodeSet(singletonList(f), detectSeriesNames(singleton(f), anime, locale), sortOrder, strict, locale, autodetection, selectionMemory, inputMemory, parent);
});
}).forEach(tasks::add);
} else {
// in non-strict mode use the complicated (more powerful but also more error prone) match-batch-by-batch logic
for (Entry<Set<File>, Set<String>> sameSeriesGroup : mapSeriesNamesByFiles(mediaFiles, locale, anime).entrySet()) {
final List<List<File>> batchSets = new ArrayList<List<File>>();
final Collection<String> queries = sameSeriesGroup.getValue();
mapSeriesNamesByFiles(mediaFiles, locale, anime).forEach((f, n) -> {
// 1. handle series name batch set all at once -> only 1 batch set
// 2. files don't seem to belong to any series -> handle folder per folder -> multiple batch sets
Collection<List<File>> batches = n != null && n.size() > 0 ? singleton(new ArrayList<File>(f)) : mapByFolder(f).values();
if (queries != null && queries.size() > 0) {
// handle series name batch set all at once -> only 1 batch set
batchSets.add(new ArrayList<File>(sameSeriesGroup.getKey()));
} else {
// these files don't seem to belong to any series -> handle folder per folder -> multiple batch sets
batchSets.addAll(mapByFolder(sameSeriesGroup.getKey()).values());
}
for (final List<File> batchSet : batchSets) {
tasks.add(new Callable<List<Match<File, ?>>>() {
@Override
public List<Match<File, ?>> call() throws Exception {
return matchEpisodeSet(batchSet, queries, sortOrder, strict, locale, autodetection, selectionMemory, inputMemory, parent);
}
batches.stream().map(b -> {
return workerThreadPool.submit(() -> {
return matchEpisodeSet(b, n, sortOrder, strict, locale, autodetection, selectionMemory, inputMemory, parent);
});
}
}
}
// match folder per folder in parallel
ExecutorService executor = Executors.newFixedThreadPool(getPreferredThreadPoolSize());
try {
// merge all episodes
List<Match<File, ?>> matches = new ArrayList<Match<File, ?>>();
for (Future<List<Match<File, ?>>> future : executor.invokeAll(tasks)) {
// make sure each episode has unique object data
for (Match<File, ?> it : future.get()) {
matches.add(new Match<File, Episode>(it.getValue(), ((Episode) it.getCandidate()).clone()));
}
}
// handle derived files
List<Match<File, ?>> derivateMatches = new ArrayList<Match<File, ?>>();
SortedSet<File> derivateFiles = new TreeSet<File>(fileset);
derivateFiles.removeAll(mediaFiles);
for (File file : derivateFiles) {
for (Match<File, ?> match : matches) {
if (file.getPath().startsWith(match.getValue().getParentFile().getPath()) && isDerived(file, match.getValue()) && match.getCandidate() instanceof Episode) {
derivateMatches.add(new Match<File, Object>(file, ((Episode) match.getCandidate()).clone()));
break;
}
}
}
// add matches from other files that are linked via filenames
matches.addAll(derivateMatches);
// restore original order
Collections.sort(matches, new Comparator<Match<File, ?>>() {
@Override
public int compare(Match<File, ?> o1, Match<File, ?> o2) {
return fileset.indexOf(o1.getValue()) - fileset.indexOf(o2.getValue());
}
}).forEach(tasks::add);
});
// all background workers have finished
return matches;
} finally {
// destroy background threads
executor.shutdownNow();
}
// merge episode matches
List<Match<File, ?>> matches = new ArrayList<Match<File, ?>>();
for (Future<List<Match<File, ?>>> future : tasks) {
// make sure each episode has unique object data
for (Match<File, ?> it : future.get()) {
matches.add(new Match<File, Episode>(it.getValue(), ((Episode) it.getCandidate()).clone()));
}
}
// handle derived files
List<Match<File, ?>> derivateMatches = new ArrayList<Match<File, ?>>();
Set<File> derivateFiles = new TreeSet<File>(fileset);
derivateFiles.removeAll(mediaFiles);
for (File file : derivateFiles) {
for (Match<File, ?> match : matches) {
if (file.getPath().startsWith(match.getValue().getParentFile().getPath()) && isDerived(file, match.getValue()) && match.getCandidate() instanceof Episode) {
derivateMatches.add(new Match<File, Object>(file, ((Episode) match.getCandidate()).clone()));
break;
}
}
}
// add matches from other files that are linked via filenames
matches.addAll(derivateMatches);
// restore original order
matches.sort(comparing(Match::getValue, new OriginalOrder<File>(files)));
return matches;
}
public List<Match<File, ?>> matchEpisodeSet(final List<File> files, Collection<String> queries, SortOrder sortOrder, boolean strict, Locale locale, boolean autodetection, Map<String, SearchResult> selectionMemory, Map<String, List<String>> inputMemory, Component parent) throws Exception {
public List<Match<File, ?>> matchEpisodeSet(List<File> files, Collection<String> queries, SortOrder sortOrder, boolean strict, Locale locale, boolean autodetection, Map<String, SearchResult> selectionMemory, Map<String, List<String>> inputMemory, Component parent) throws Exception {
Set<Episode> episodes = emptySet();
// detect series name and fetch episode list
@ -297,7 +234,7 @@ class EpisodeListMatcher implements AutoCompleteMatcher {
if (queries != null && queries.size() > 0) {
// only allow one fetch session at a time so later requests can make use of cached results
synchronized (providerLock) {
episodes = fetchEpisodeSet(queries, sortOrder, locale, selectionMemory, autodetection, parent);
episodes = fetchEpisodeSet(files, queries, sortOrder, locale, selectionMemory, autodetection, parent);
}
}
}
@ -312,7 +249,7 @@ class EpisodeListMatcher implements AutoCompleteMatcher {
synchronized (inputMemory) {
input = inputMemory.get(suggestion);
if (input == null || suggestion == null || suggestion.isEmpty()) {
input = showMultiValueInputDialog(getQueryInputMessage(files), suggestion, parentPathHint, parent);
input = showMultiValueInputDialog(getQueryInputMessage("Enter series name:", files), suggestion, parentPathHint, parent);
inputMemory.put(suggestion, input);
}
}
@ -320,7 +257,7 @@ class EpisodeListMatcher implements AutoCompleteMatcher {
if (input != null && input.size() > 0) {
// only allow one fetch session at a time so later requests can make use of cached results
synchronized (providerLock) {
episodes = fetchEpisodeSet(input, sortOrder, locale, new HashMap<String, SearchResult>(), false, parent);
episodes = fetchEpisodeSet(files, input, sortOrder, locale, new HashMap<String, SearchResult>(), false, parent);
}
}
}
@ -344,56 +281,53 @@ class EpisodeListMatcher implements AutoCompleteMatcher {
return matches;
}
protected String getQueryInputMessage(List<File> files) throws Exception {
int limit = 20;
List<File> selection = new ArrayList<File>(files);
if (selection.size() > limit) {
sort(selection, new Comparator<File>() {
protected Collection<File> getFilesForQuery(Collection<File> files, String query) {
Pattern pattern = Pattern.compile(query.isEmpty() ? ".+" : normalizePunctuation(query).replaceAll("\\W+", ".+"), Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CHARACTER_CLASS);
List<File> selection = files.stream().filter(f -> find(f.getPath(), pattern)).collect(toList());
return selection.size() > 0 ? selection : files;
}
@Override
public int compare(File o1, File o2) {
return Long.compare(o2.length(), o1.length());
}
});
selection = selection.subList(0, limit);
}
protected String getQueryInputMessage(String message, Collection<File> files) throws Exception {
List<File> selection = files.stream().sorted(comparing(File::length).reversed()).limit(5).collect(toList());
StringBuilder html = new StringBuilder(512);
html.append("<html>");
html.append("Unable to identify the following files:").append("<br>");
if (selection.size() > 0) {
html.append("Failed to identify some of the following files:").append("<br>");
for (File file : sortByUniquePath(selection)) {
html.append("<nobr>");
html.append("");
for (File file : sortByUniquePath(selection)) {
html.append("<nobr>");
html.append("");
File path = getStructurePathTail(file);
if (path == null) {
path = getRelativePathTail(file, 3);
File path = getStructurePathTail(file);
if (path == null) {
path = getRelativePathTail(file, 3);
}
new TextColorizer().colorizePath(html, path, true);
html.append("</nobr>");
html.append("<br>");
}
if (selection.size() < files.size()) {
html.append("").append("").append("<br>");
}
new TextColorizer().colorizePath(html, path, true);
html.append("</nobr>");
html.append("<br>");
}
if (selection.size() < files.size()) {
html.append("").append("").append("<br>");
}
html.append("<br>");
html.append("Please enter series name:");
html.append(message);
html.append("</html>");
return html.toString();
}
public List<Match<File, ?>> justFetchEpisodeList(final SortOrder sortOrder, final Locale locale, final Component parent) throws Exception {
public List<Match<File, ?>> justFetchEpisodeList(SortOrder sortOrder, Locale locale, Component parent) throws Exception {
// require user input
List<String> input = showMultiValueInputDialog("Enter series name:", "", "Fetch Episode List", parent);
List<Match<File, ?>> matches = new ArrayList<Match<File, ?>>();
if (input.size() > 0) {
synchronized (providerLock) {
Set<Episode> episodes = fetchEpisodeSet(input, sortOrder, locale, new HashMap<String, SearchResult>(), false, parent);
Set<Episode> episodes = fetchEpisodeSet(emptyList(), input, sortOrder, locale, new HashMap<String, SearchResult>(), false, parent);
for (Episode it : episodes) {
matches.add(new Match<File, Episode>(null, it));
}

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@ -0,0 +1,26 @@
package net.filebot.ui.rename;
import java.util.Collection;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Map;
class OriginalOrder<T> implements Comparator<T> {
private Map<T, Integer> index;
public OriginalOrder(Collection<T> values) {
this.index = new HashMap<T, Integer>(values.size());
int i = 0;
for (T it : values) {
index.put(it, i++);
}
}
@Override
public int compare(T a, T b) {
return index.get(a).compareTo(index.get(b));
}
}