From 62ff847f820fc69c308aeff4b317963cd4eadce0 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Sat, 07 Mar 2015 12:26:23 -0500
Subject: [PATCH] Merged #233 "Ignore whitespace in diff viewer"

---
 src/main/java/com/gitblit/wicket/pages/ComparePage.java |   24 +++++++++++++++++++++++-
 1 files changed, 23 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/gitblit/wicket/pages/ComparePage.java b/src/main/java/com/gitblit/wicket/pages/ComparePage.java
index 62ae7c2..d171044 100644
--- a/src/main/java/com/gitblit/wicket/pages/ComparePage.java
+++ b/src/main/java/com/gitblit/wicket/pages/ComparePage.java
@@ -21,6 +21,7 @@
 
 import org.apache.wicket.PageParameters;
 import org.apache.wicket.markup.html.basic.Label;
+import org.apache.wicket.markup.html.form.CheckBox;
 import org.apache.wicket.markup.html.form.DropDownChoice;
 import org.apache.wicket.markup.html.form.TextField;
 import org.apache.wicket.markup.html.link.BookmarkablePageLink;
@@ -44,6 +45,7 @@
 import com.gitblit.models.SubmoduleModel;
 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;
@@ -68,6 +70,8 @@
 
 	IModel<String> fromRefId = new Model<String>("");
 	IModel<String> toRefId = new Model<String>("");
+
+	IModel<Boolean> ignoreWhitespace = Model.of(true);
 
 	public ComparePage(PageParameters params) {
 		super(params);
@@ -116,7 +120,8 @@
 			final ImageDiffHandler handler = new ImageDiffHandler(this, repositoryName,
 					fromCommit.getName(), toCommit.getName(), imageExtensions);
 
-			final DiffOutput diff = DiffUtils.getDiff(r, fromCommit, toCommit, DiffOutputType.HTML, handler);
+			final DiffComparator diffComparator = WicketUtils.getDiffComparator(params);
+			final DiffOutput diff = DiffUtils.getDiff(r, fromCommit, toCommit, diffComparator, DiffOutputType.HTML, handler);
 			if (handler.getImgDiffCount() > 0) {
 				addBottomScript("scripts/imgdiff.js"); // Tiny support script for image diffs
 			}
@@ -212,6 +217,10 @@
 			comparison.add(new Label("diffText", diff.content).setEscapeModelStrings(false));
 		}
 
+		// set the default DiffComparator
+		DiffComparator diffComparator = WicketUtils.getDiffComparator(params);
+		ignoreWhitespace.setObject(DiffComparator.IGNORE_WHITESPACE == diffComparator);
+
 		//
 		// ref selection form
 		//
@@ -223,8 +232,13 @@
 			public void onSubmit() {
 				String from = ComparePage.this.fromRefId.getObject();
 				String to = ComparePage.this.toRefId.getObject();
+				boolean ignoreWS = ignoreWhitespace.getObject();
 
 				PageParameters params = WicketUtils.newRangeParameter(repositoryName, from, to);
+				if (ignoreWS) {
+					params.put("w", 1);
+				}
+
 				String relativeUrl = urlFor(ComparePage.class, params).toString();
 				String absoluteUrl = RequestUtils.toAbsolutePath(relativeUrl);
 				getRequestCycle().setRequestTarget(new RedirectRequestTarget(absoluteUrl));
@@ -245,6 +259,8 @@
 		}
 		refsForm.add(new DropDownChoice<String>("fromRef", fromRefId, refs).setEnabled(refs.size() > 0));
 		refsForm.add(new DropDownChoice<String>("toRef", toRefId, refs).setEnabled(refs.size() > 0));
+		refsForm.add(new Label("ignoreWhitespaceLabel", getString(DiffComparator.IGNORE_WHITESPACE.getTranslationKey())));
+		refsForm.add(new CheckBox("ignoreWhitespaceCheckbox", ignoreWhitespace));
 		add(refsForm);
 
 		//
@@ -258,8 +274,12 @@
 			public void onSubmit() {
 				String from = ComparePage.this.fromCommitId.getObject();
 				String to = ComparePage.this.toCommitId.getObject();
+				boolean ignoreWS = ignoreWhitespace.getObject();
 
 				PageParameters params = WicketUtils.newRangeParameter(repositoryName, from, to);
+				if (ignoreWS) {
+					params.put("w", 1);
+				}
 				String relativeUrl = urlFor(ComparePage.class, params).toString();
 				String absoluteUrl = RequestUtils.toAbsolutePath(relativeUrl);
 				getRequestCycle().setRequestTarget(new RedirectRequestTarget(absoluteUrl));
@@ -273,6 +293,8 @@
 		TextField<String> toIdField = new TextField<String>("toId", toCommitId);
 		WicketUtils.setInputPlaceholder(toIdField, getString("gb.to") + "...");
 		idsForm.add(toIdField);
+		idsForm.add(new Label("ignoreWhitespaceLabel", getString(DiffComparator.IGNORE_WHITESPACE.getTranslationKey())));
+		idsForm.add(new CheckBox("ignoreWhitespaceCheckbox", ignoreWhitespace));
 		add(idsForm);
 
 		r.close();

--
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