/*
* Copyright 2000-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.openapi.vcs.changes.patch;
import com.intellij.diff.chains.DiffRequestProducer;
import com.intellij.diff.chains.DiffRequestProducerException;
import com.intellij.diff.requests.DiffRequest;
import com.intellij.diff.requests.UnknownFileTypeDiffRequest;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.diff.impl.patch.FilePatch;
import com.intellij.openapi.diff.impl.patch.PatchReader;
import com.intellij.openapi.diff.impl.patch.TextFilePatch;
import com.intellij.openapi.fileTypes.UnknownFileType;
import com.intellij.openapi.progress.ProcessCanceledException;
import com.intellij.openapi.progress.ProgressIndicator;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Getter;
import com.intellij.openapi.util.UserDataHolder;
import com.intellij.openapi.vcs.FilePath;
import com.intellij.openapi.vcs.changes.ContentRevision;
import com.intellij.openapi.vcs.changes.SimpleContentRevision;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.vcsUtil.VcsUtil;
import org.jetbrains.annotations.NotNull;
import java.io.File;
import java.util.Collection;
public class TextFilePatchInProgress extends AbstractFilePatchInProgress<TextFilePatch> {
protected TextFilePatchInProgress(TextFilePatch patch,
Collection<VirtualFile> autoBases,
VirtualFile baseDir) {
super(patch.pathsOnlyCopy(), autoBases, baseDir);
}
public ContentRevision getNewContentRevision() {
if (FilePatchStatus.DELETED.equals(myStatus)) return null;
if (myNewContentRevision == null) {
myConflicts = null;
if (FilePatchStatus.ADDED.equals(myStatus)) {
final FilePath newFilePath = VcsUtil.getFilePath(myIoCurrentBase, false);
final String content = myPatch.getNewFileText();
myNewContentRevision = new SimpleContentRevision(content, newFilePath, myPatch.getAfterVersionId());
}
else {
final FilePath newFilePath = detectNewFilePathForMovedOrModified();
myNewContentRevision = new LazyPatchContentRevision(myCurrentBase, newFilePath, myPatch.getAfterVersionId(), myPatch);
if (myCurrentBase != null) {
ApplicationManager.getApplication().executeOnPooledThread(new Runnable() {
public void run() {
((LazyPatchContentRevision)myNewContentRevision).getContent();
}
});
}
}
}
return myNewContentRevision;
}
@NotNull
@Override
public DiffRequestProducer getDiffRequestProducers(final Project project, final PatchReader patchReader) {
final PatchChange change = getChange();
final FilePatch patch = getPatch();
final String path = patch.getBeforeName() == null ? patch.getAfterName() : patch.getBeforeName();
final Getter<CharSequence> baseContentGetter = new Getter<CharSequence>() {
@Override
public CharSequence get() {
return patchReader.getBaseRevision(project, path);
}
};
return new DiffRequestProducer() {
@NotNull
@Override
public DiffRequest process(@NotNull UserDataHolder context, @NotNull ProgressIndicator indicator)
throws DiffRequestProducerException, ProcessCanceledException {
if (myCurrentBase != null && myCurrentBase.getFileType() == UnknownFileType.INSTANCE) {
return new UnknownFileTypeDiffRequest(myCurrentBase, getName());
}
if (isConflictingChange()) {
final VirtualFile file = getCurrentBase();
Getter<ApplyPatchForBaseRevisionTexts> getter = new Getter<ApplyPatchForBaseRevisionTexts>() {
@Override
public ApplyPatchForBaseRevisionTexts get() {
return ApplyPatchForBaseRevisionTexts.create(project, file, VcsUtil.getFilePath(file), getPatch(), baseContentGetter);
}
};
String afterTitle = getPatch().getAfterVersionId();
if (afterTitle == null) afterTitle = "Patched Version";
return PatchDiffRequestFactory.createConflictDiffRequest(project, file, getPatch(), afterTitle, getter, getName(), context, indicator);
}
else {
return PatchDiffRequestFactory.createDiffRequest(project, change, getName(), context, indicator);
}
}
@NotNull
@Override
public String getName() {
final File ioCurrentBase = getIoCurrentBase();
return ioCurrentBase == null ? getCurrentPath() : ioCurrentBase.getPath();
}
};
}
}