From 7ad6d3a8eeb80f0b269eaaf6373ebbbc7eab7e80 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Tue, 23 Jul 2013 18:04:30 -0400
Subject: [PATCH] Documentation

---
 src/main/java/com/gitblit/wicket/panels/HistoryPanel.java |   32 +++++++++++++++++++-------------
 1 files changed, 19 insertions(+), 13 deletions(-)

diff --git a/src/main/java/com/gitblit/wicket/panels/HistoryPanel.java b/src/main/java/com/gitblit/wicket/panels/HistoryPanel.java
index e587863..5e03e01 100644
--- a/src/main/java/com/gitblit/wicket/panels/HistoryPanel.java
+++ b/src/main/java/com/gitblit/wicket/panels/HistoryPanel.java
@@ -42,9 +42,9 @@
 import com.gitblit.GitBlit;
 import com.gitblit.Keys;
 import com.gitblit.models.PathModel;
-import com.gitblit.models.SubmoduleModel;
 import com.gitblit.models.PathModel.PathChangeModel;
 import com.gitblit.models.RefModel;
+import com.gitblit.models.SubmoduleModel;
 import com.gitblit.utils.JGitUtils;
 import com.gitblit.utils.StringUtils;
 import com.gitblit.wicket.WicketUtils;
@@ -109,13 +109,13 @@
 		}
 		
 		final boolean isTree = matchingPath == null ? true : matchingPath.isTree();
-		final boolean isSubmodule = matchingPath == null ? true : matchingPath.isSubmodule();
+		final boolean isSubmodule = matchingPath == null ? false : matchingPath.isSubmodule();
 
 		// submodule
-		SubmoduleModel submodule = getSubmodule(submodules, repositoryName, matchingPath.path);
 		final String submodulePath;
 		final boolean hasSubmodule; 
-		if (submodule != null) {
+		if (isSubmodule) {
+			SubmoduleModel submodule = getSubmodule(submodules, repositoryName, matchingPath == null ? null : matchingPath.path);
 			submodulePath = submodule.gitblitPath;
 			hasSubmodule = submodule.hasSubmodule;
 		} else {
@@ -204,17 +204,23 @@
 					item.add(links);
 				} else if (isSubmodule) {
 					// submodule
-					item.add(new Label("hashLabel", submodulePath + "@"));
 					Repository repository = GitBlit.self().getRepository(repositoryName);
 					String submoduleId = JGitUtils.getSubmoduleCommitId(repository, path, entry);
 					repository.close();
-					LinkPanel commitHash = new LinkPanel("hashLink", null, submoduleId.substring(0, hashLen),
-							TreePage.class, WicketUtils.newObjectParameter(
-									submodulePath, submoduleId));
-					WicketUtils.setCssClass(commitHash, "shortsha1");
-					WicketUtils.setHtmlTooltip(commitHash, submoduleId);					
-					item.add(commitHash.setEnabled(hasSubmodule));
-					
+					if (StringUtils.isEmpty(submoduleId)) {
+						// not a submodule at this commit, just a matching path
+						item.add(new Label("hashLabel").setVisible(false));
+						item.add(new Label("hashLink").setVisible(false));
+					} else {
+						// really a submodule
+						item.add(new Label("hashLabel", submodulePath + "@"));
+						LinkPanel commitHash = new LinkPanel("hashLink", null, submoduleId.substring(0, hashLen),
+								TreePage.class, WicketUtils.newObjectParameter(
+										submodulePath, submoduleId));
+						WicketUtils.setCssClass(commitHash, "shortsha1");
+						WicketUtils.setHtmlTooltip(commitHash, submoduleId);					
+						item.add(commitHash.setEnabled(hasSubmodule));
+					}
 					Fragment links = new Fragment("historyLinks", "treeLinks", this);
 					links.add(new BookmarkablePageLink<Void>("commitdiff", CommitDiffPage.class,
 							WicketUtils.newObjectParameter(repositoryName, entry.getName())));
@@ -303,7 +309,7 @@
 			if (submoduleName.lastIndexOf('/') > -1) {
 				String name = submoduleName.substring(submoduleName.lastIndexOf('/') + 1);
 				candidates.add(currentPath + StringUtils.stripDotGit(name));
-				candidates.add(currentPath + candidates.get(candidates.size() - 1) + ".git");
+				candidates.add(candidates.get(candidates.size() - 1) + ".git");
 			}
 
 			// absolute

--
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