From 5bb79fbb553a11e6582392f658233cf58a4ceb11 Mon Sep 17 00:00:00 2001
From: Paul Martin <paul@paulsputer.com>
Date: Wed, 06 Apr 2016 14:31:41 -0400
Subject: [PATCH] Fix for #1042 - Filestore items now shown as icons

---
 src/main/java/com/gitblit/wicket/pages/CommitDiffPage.java |  185 +++++++++++++++++++++++++++++++++++++++++-----
 1 files changed, 164 insertions(+), 21 deletions(-)

diff --git a/src/main/java/com/gitblit/wicket/pages/CommitDiffPage.java b/src/main/java/com/gitblit/wicket/pages/CommitDiffPage.java
index 0a41b67..f127517 100644
--- a/src/main/java/com/gitblit/wicket/pages/CommitDiffPage.java
+++ b/src/main/java/com/gitblit/wicket/pages/CommitDiffPage.java
@@ -15,33 +15,48 @@
  */
 package com.gitblit.wicket.pages;
 
+import java.io.OutputStream;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 
 import org.apache.wicket.PageParameters;
 import org.apache.wicket.markup.html.basic.Label;
 import org.apache.wicket.markup.html.link.BookmarkablePageLink;
 import org.apache.wicket.markup.html.link.ExternalLink;
+import org.apache.wicket.markup.html.link.Link;
 import org.apache.wicket.markup.repeater.Item;
 import org.apache.wicket.markup.repeater.data.DataView;
 import org.apache.wicket.markup.repeater.data.ListDataProvider;
+import org.apache.wicket.request.target.resource.ResourceStreamRequestTarget;
+import org.apache.wicket.util.resource.AbstractResourceStreamWriter;
+import org.apache.wicket.util.resource.IResourceStream;
 import org.eclipse.jgit.diff.DiffEntry.ChangeType;
 import org.eclipse.jgit.lib.Repository;
 import org.eclipse.jgit.revwalk.RevCommit;
 
-import com.gitblit.GitBlit;
+import com.gitblit.Constants;
 import com.gitblit.Keys;
+import com.gitblit.models.GitNote;
 import com.gitblit.models.PathModel.PathChangeModel;
 import com.gitblit.models.SubmoduleModel;
+import com.gitblit.models.UserModel;
+import com.gitblit.servlet.RawServlet;
 import com.gitblit.utils.DiffUtils;
+import com.gitblit.utils.DiffUtils.DiffComparator;
+import com.gitblit.utils.DiffUtils.DiffOutput;
 import com.gitblit.utils.DiffUtils.DiffOutputType;
 import com.gitblit.utils.JGitUtils;
 import com.gitblit.wicket.CacheControl;
+import com.gitblit.wicket.GitBlitWebSession;
 import com.gitblit.wicket.CacheControl.LastModified;
 import com.gitblit.wicket.WicketUtils;
 import com.gitblit.wicket.panels.CommitHeaderPanel;
 import com.gitblit.wicket.panels.CommitLegendPanel;
+import com.gitblit.wicket.panels.DiffStatPanel;
+import com.gitblit.wicket.panels.AvatarImage;
 import com.gitblit.wicket.panels.LinkPanel;
+import com.gitblit.wicket.panels.RefsPanel;
 
 @CacheControl(LastModified.BOOT)
 public class CommitDiffPage extends RepositoryPage {
@@ -49,14 +64,9 @@
 	public CommitDiffPage(PageParameters params) {
 		super(params);
 
-		Repository r = getRepository();
-
-		DiffOutputType diffType = DiffOutputType.forName(GitBlit.getString(Keys.web.diffStyle,
-				DiffOutputType.GITBLIT.name()));
-
-		RevCommit commit = getCommit();
-
-		String diff = DiffUtils.getCommitDiff(r, commit, diffType);
+		final Repository r = getRepository();
+		final RevCommit commit = getCommit();
+		final DiffComparator diffComparator = WicketUtils.getDiffComparator(params);
 
 		List<String> parents = new ArrayList<String>();
 		if (commit.getParentCount() > 0) {
@@ -76,29 +86,74 @@
 				WicketUtils.newObjectParameter(repositoryName, objectId)));
 		add(new BookmarkablePageLink<Void>("commitLink", CommitPage.class,
 				WicketUtils.newObjectParameter(repositoryName, objectId)));
+		add(new LinkPanel("whitespaceLink", null, getString(diffComparator.getOpposite().getTranslationKey()),
+				CommitDiffPage.class, WicketUtils.newDiffParameter(repositoryName, objectId, diffComparator.getOpposite())));
 
 		add(new CommitHeaderPanel("commitHeader", repositoryName, commit));
 
+		final List<String> imageExtensions = app().settings().getStrings(Keys.web.imageExtensions);
+		final ImageDiffHandler handler = new ImageDiffHandler(this, repositoryName,
+				parents.isEmpty() ? null : parents.get(0), commit.getName(), imageExtensions);
+		final int tabLength = app().settings().getInteger(Keys.web.tabLength, 4);
+		final DiffOutput diff = DiffUtils.getCommitDiff(r, commit, diffComparator, DiffOutputType.HTML, handler, tabLength);
+		if (handler.getImgDiffCount() > 0) {
+			addBottomScript("scripts/imgdiff.js"); // Tiny support script for image diffs
+		}
+
+		// add commit diffstat
+		int insertions = 0;
+		int deletions = 0;
+		for (PathChangeModel pcm : diff.stat.paths) {
+			insertions += pcm.insertions;
+			deletions += pcm.deletions;
+		}
+		add(new DiffStatPanel("diffStat", insertions, deletions));
+
 		addFullText("fullMessage", commit.getFullMessage());
 
-		// changed paths list
-		List<PathChangeModel> paths = JGitUtils.getFilesInCommit(r, commit);
+		// git notes
+		List<GitNote> notes = JGitUtils.getNotesOnCommit(r, commit);
+		ListDataProvider<GitNote> notesDp = new ListDataProvider<GitNote>(notes);
+		DataView<GitNote> notesView = new DataView<GitNote>("notes", notesDp) {
+			private static final long serialVersionUID = 1L;
 
-		add(new CommitLegendPanel("commitLegend", paths));
-		ListDataProvider<PathChangeModel> pathsDp = new ListDataProvider<PathChangeModel>(paths);
+			@Override
+			public void populateItem(final Item<GitNote> item) {
+				GitNote entry = item.getModelObject();
+				item.add(new RefsPanel("refName", repositoryName, Arrays.asList(entry.notesRef)));
+				item.add(createPersonPanel("authorName", entry.notesRef.getAuthorIdent(),
+						Constants.SearchType.AUTHOR));
+				item.add(new AvatarImage("noteAuthorAvatar", entry.notesRef.getAuthorIdent()));
+				item.add(WicketUtils.createTimestampLabel("authorDate", entry.notesRef
+						.getAuthorIdent().getWhen(), getTimeZone(), getTimeUtils()));
+				item.add(new Label("noteContent", bugtraqProcessor().processPlainCommitMessage(getRepository(), repositoryName,
+						entry.content)).setEscapeModelStrings(false));
+			}
+		};
+		add(notesView.setVisible(notes.size() > 0));
+
+		// changed paths list
+		add(new CommitLegendPanel("commitLegend", diff.stat.paths));
+		ListDataProvider<PathChangeModel> pathsDp = new ListDataProvider<PathChangeModel>(diff.stat.paths);
 		DataView<PathChangeModel> pathsView = new DataView<PathChangeModel>("changedPath", pathsDp) {
 			private static final long serialVersionUID = 1L;
 			int counter;
 
+			@Override
 			public void populateItem(final Item<PathChangeModel> item) {
 				final PathChangeModel entry = item.getModelObject();
+				
 				Label changeType = new Label("changeType", "");
 				WicketUtils.setChangeTypeCssClass(changeType, entry.changeType);
 				setChangeTypeTooltip(changeType, entry.changeType);
 				item.add(changeType);
+				item.add(new DiffStatPanel("diffStat", entry.insertions, entry.deletions, true));
+				item.add(WicketUtils.setHtmlTooltip(new Label("filestore", ""), getString("gb.filestore"))
+									.setVisible(entry.isFilestoreItem()));
 
 				boolean hasSubmodule = false;
 				String submodulePath = null;
+				
 				if (entry.isTree()) {
 					// tree
 					item.add(new LinkPanel("pathName", null, entry.path, TreePage.class,
@@ -112,14 +167,42 @@
 					hasSubmodule = submodule.hasSubmodule;
 
 					// add relative link
-					item.add(new LinkPanel("pathName", "list", entry.path + " @ " + getShortObjectId(submoduleId), "#" + entry.path));
+					item.add(new LinkPanel("pathName", "list", entry.path + " @ " + getShortObjectId(submoduleId), "#n" + entry.objectId));
 				} else {
 					// add relative link
-					item.add(new LinkPanel("pathName", "list", entry.path, "#" + entry.path));
+					if (entry.isFilestoreItem()) {
+					
+						item.add(new LinkPanel("pathName", "list", entry.path, new Link<Object>("link", null) {
+							 
+							private static final long serialVersionUID = 1L;
+
+							@Override
+						    public void onClick() {
+								IResourceStream resourceStream = new AbstractResourceStreamWriter() {
+						    		 								    	
+									private static final long serialVersionUID = 1L;
+	
+									@Override 
+						    	    public void write(OutputStream output) {
+										UserModel user =  GitBlitWebSession.get().getUser();
+									    user = user == null ? UserModel.ANONYMOUS : user;
+									    	
+						    	        app().filestore().downloadBlob(entry.getFilestoreOid(), user, getRepositoryModel(), output);
+									}
+								};
+								
+						    	getRequestCycle().setRequestTarget(new ResourceStreamRequestTarget(resourceStream, entry.path));
+						    }}));
+					}
+					else
+					{
+						item.add(new LinkPanel("pathName", "list", entry.path, "#n" + entry.objectId));
+					}
 				}
 
 				// quick links
 				if (entry.isSubmodule()) {
+					item.add(new ExternalLink("raw", "").setEnabled(false));
 					// submodule
 					item.add(new ExternalLink("patch", "").setEnabled(false));
 					item.add(new BookmarkablePageLink<Void>("view", CommitPage.class, WicketUtils
@@ -134,9 +217,64 @@
 							.newPathParameter(repositoryName, entry.commitId, entry.path))
 							.setEnabled(!entry.changeType.equals(ChangeType.ADD)
 									&& !entry.changeType.equals(ChangeType.DELETE)));
-					item.add(new BookmarkablePageLink<Void>("view", BlobPage.class, WicketUtils
-							.newPathParameter(repositoryName, entry.commitId, entry.path))
-							.setEnabled(!entry.changeType.equals(ChangeType.DELETE)));
+					
+					if (entry.isFilestoreItem()) {
+						item.add(new Link<Object>("view", null) {
+							 
+							private static final long serialVersionUID = 1L;
+
+							@Override
+						    public void onClick() {
+						 
+						    	 IResourceStream resourceStream = new AbstractResourceStreamWriter() {
+						    		 								    	
+									private static final long serialVersionUID = 1L;
+
+									@Override 
+						    	      public void write(OutputStream output) {
+						    	   		 UserModel user =  GitBlitWebSession.get().getUser();
+									     user = user == null ? UserModel.ANONYMOUS : user;
+									    	
+						    	        app().filestore().downloadBlob(entry.getFilestoreOid(), user, getRepositoryModel(), output);
+						    	      }
+						    	  };
+						    	      
+						    	
+						    	getRequestCycle().setRequestTarget(new ResourceStreamRequestTarget(resourceStream, entry.path));
+						    }});
+						
+						item.add(new Link<Object>("raw", null) {
+							 
+							private static final long serialVersionUID = 1L;
+
+							@Override
+						    public void onClick() {
+						 
+						    	 IResourceStream resourceStream = new AbstractResourceStreamWriter() {
+						    		 								    	
+									private static final long serialVersionUID = 1L;
+
+									@Override 
+						    	      public void write(OutputStream output) {
+						    	   		 UserModel user =  GitBlitWebSession.get().getUser();
+									     user = user == null ? UserModel.ANONYMOUS : user;
+									    	
+						    	        app().filestore().downloadBlob(entry.getFilestoreOid(), user, getRepositoryModel(), output);
+						    	      }
+						    	  };
+						    	      
+						    	
+						    	getRequestCycle().setRequestTarget(new ResourceStreamRequestTarget(resourceStream, entry.path));
+						    }});
+					} else {
+						item.add(new BookmarkablePageLink<Void>("view", BlobPage.class, WicketUtils
+								.newPathParameter(repositoryName, entry.commitId, entry.path))
+								.setEnabled(!entry.changeType.equals(ChangeType.DELETE)));
+						
+						item.add(new ExternalLink("raw", RawServlet.asLink(getContextUrl(), repositoryName, entry.commitId, entry.path))
+								.setEnabled(!entry.changeType.equals(ChangeType.DELETE)));
+					}
+					
 					item.add(new BookmarkablePageLink<Void>("blame", BlamePage.class, WicketUtils
 							.newPathParameter(repositoryName, entry.commitId, entry.path))
 							.setEnabled(!entry.changeType.equals(ChangeType.ADD)
@@ -145,20 +283,25 @@
 							.newPathParameter(repositoryName, entry.commitId, entry.path))
 							.setEnabled(!entry.changeType.equals(ChangeType.ADD)));
 				}
-				
+
 				WicketUtils.setAlternatingBackground(item, counter);
 				counter++;
 			}
 		};
 		add(pathsView);
-		add(new Label("diffText", diff).setEscapeModelStrings(false));
+		add(new Label("diffText", diff.content).setEscapeModelStrings(false));
 	}
 
 	@Override
 	protected String getPageName() {
 		return getString("gb.commitdiff");
 	}
-	
+
+	@Override
+	protected boolean isCommitPage() {
+		return true;
+	}
+
 	@Override
 	protected Class<? extends BasePage> getRepoNavPageClass() {
 		return LogPage.class;

--
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