introduces writeSignoffCommit and requireScore features

src/main/distrib/data/defaults.properties

@@ -582,6 +582,13 @@ tickets.acceptNewPatchsets = true
 # SINCE 1.4.0
 tickets.requireApproval = false
 
+# Set to a value >= 0 to require at least that cumulated score on a patchset to merge
+# via the WebUI. Requires requireApproval set to true on a repository.
+# Set to negative values to disable.
+#
+# SINCE 1.9.0
+tickets.requireScore = -1
+
 # Default setting to control how patchsets are merged to the integration branch.
 # Valid values: 
 # MERGE_ALWAYS       - Always merge with a merge commit. Every ticket will show up as a branch,
@@ -631,6 +638,23 @@ tickets.redis.url =
 # SINCE 1.4.0
 tickets.perPage = 25
 
+# Appends the reviewers with a positive on a ticket's
+# patchset in the form of 'value: author <author@example.com>'
+# (where value is this # parameter's value) lines to the 
+# merge commit message when the WebUI merge button is clicked.
+#
+# Set to the desired value to enable, e.g.:
+#
+#   tickets.writeSignoffCommit = Signed-off-by
+#
+# Defaults to being disabled, can be overridden on repositories.
+#
+# See the conventions on the meaning of possible values for this
+# parameter: https://git.wiki.kernel.org/index.php/CommitMessageConventions
+#
+# SINCE 1.9.0
+tickets.writeSignoffCommit =
+
 # The folder where plugins are loaded from.
 #
 # SINCE 1.5.0

src/main/java/com/gitblit/client/EditRepositoryDialog.java

@@ -96,6 +96,10 @@ public class EditRepositoryDialog extends JDialog {
 
 	private JCheckBox requireApproval;
 
+	private JComboBox requireScore;
+
+	private JComboBox writeSignoffCommit;
+
 	private JComboBox mergeToField;
 
 	private JCheckBox useIncrementalPushTags;
@@ -221,6 +225,19 @@ private void initialize(int protocolVersion, RepositoryModel anRepository) {
 				anRepository.acceptNewPatchsets);
 		requireApproval = new JCheckBox(Translation.get("gb.requireApprovalDescription"),
 				anRepository.requireApproval);
+		Integer [] 	scores = { -1, 0, 2, 4, 5, 6, 8 };
+		requireScore = new JComboBox(scores);
+		requireScore.setSelectedItem(anRepository.requireScore);
+		requireScore.setEnabled(anRepository.requireApproval);
+
+		String [] signoffCommitMsgs = {
+			null,
+			"Signed-off-by",
+			"Reviewed-by",
+			"Acked-by"
+		};
+		writeSignoffCommit = new JComboBox(signoffCommitMsgs);
+		writeSignoffCommit.setSelectedItem(anRepository.writeSignoffCommit);
 
 		if (ArrayUtils.isEmpty(anRepository.availableRefs)) {
 			mergeToField = new JComboBox();
@@ -330,6 +347,10 @@ public void itemStateChanged(ItemEvent e) {
 				acceptNewPatchsets));
 		fieldsPanel.add(newFieldPanel(Translation.get("gb.requireApproval"),
 				requireApproval));
+		fieldsPanel.add(newFieldPanel(Translation.get("gb.requireScore"),
+				requireScore));
+		fieldsPanel.add(newFieldPanel(Translation.get("gb.writeSignoffCommit"),
+				writeSignoffCommit));
 		fieldsPanel.add(newFieldPanel(Translation.get("gb.mergeTo"), mergeToField));
 		fieldsPanel
 		.add(newFieldPanel(Translation.get("gb.enableIncrementalPushTags"), useIncrementalPushTags));
@@ -588,6 +609,9 @@ private boolean validateFields() {
 		repository.acceptNewPatchsets = acceptNewPatchsets.isSelected();
 		repository.acceptNewTickets = acceptNewTickets.isSelected();
 		repository.requireApproval = requireApproval.isSelected();
+		repository.requireScore = (Integer) requireScore.getSelectedItem();
+		repository.writeSignoffCommit = writeSignoffCommit.getSelectedItem() == null ? null
+				: writeSignoffCommit.getSelectedItem().toString();
 		repository.mergeTo = mergeToField.getSelectedItem() == null ? null
 				: Repository.shortenRefName(mergeToField.getSelectedItem().toString());
 		repository.useIncrementalPushTags = useIncrementalPushTags.isSelected();

src/main/java/com/gitblit/git/PatchsetReceivePack.java

@@ -1268,7 +1268,33 @@ private void updateReflog(RefUpdate ru) {
 	public MergeStatus merge(TicketModel ticket) {
 		PersonIdent committer = new PersonIdent(user.getDisplayName(), StringUtils.isEmpty(user.emailAddress) ? (user.username + "@gitblit") : user.emailAddress);
 		Patchset patchset = ticket.getCurrentPatchset();
-		String message = MessageFormat.format("Merged #{0,number,0} \"{1}\"", ticket.number, ticket.title);
+		StringBuilder messageBuilder = new StringBuilder();
+		messageBuilder.append(MessageFormat.format("Merged #{0,number,0} \"{1}\"", ticket.number, ticket.title));
+
+		// Add sign-off tags to commit message footer if:
+		//  - there are reviewers on this patchset
+		//  - their review is positive
+		//  - the setting is enabled on repo this patchset is for
+		if (repository.writeSignoffCommit != null && repository.writeSignoffCommit.length() > 0) {
+			messageBuilder.append("\n\n");
+			for (Change change : ticket.getReviews(patchset)) {
+				// Skip sign-off for negative reviews
+				if (change.review.score.getValue() < 0) continue;
+				UserModel ruser = gitblit.getUserModel(change.author);
+				messageBuilder.append(MessageFormat.format(
+							"{0}: {1} <{2}>\n", 
+							repository.writeSignoffCommit,
+							ruser.getDisplayName(), 
+							StringUtils.isEmpty(ruser.emailAddress) ? (ruser.username + "@gitblit") : ruser.emailAddress
+						)
+				);
+			}
+			// Delete extra the line break at the end of the message
+			messageBuilder.deleteCharAt(messageBuilder.length()-1);
+		}
+
+		// Convert the constructed message to String and continue
+		String message = messageBuilder.toString();
 		Ref oldRef = null;
 		try {
 			oldRef = getRepository().getRef(ticket.mergeTo);

src/main/java/com/gitblit/manager/RepositoryManager.java

@@ -899,6 +899,8 @@ private RepositoryModel loadRepositoryModel(String repositoryName) {
 			model.acceptNewPatchsets = getConfig(config, "acceptNewPatchsets", true);
 			model.acceptNewTickets = getConfig(config, "acceptNewTickets", true);
 			model.requireApproval = getConfig(config, "requireApproval", settings.getBoolean(Keys.tickets.requireApproval, false));
+			model.requireScore = getConfig(config, "requireScore", settings.getInteger(Keys.tickets.requireScore, -1));
+			model.writeSignoffCommit = getConfig(config, "writeSignoffCommit", settings.getString(Keys.tickets.writeSignoffCommit, null));
 			model.mergeTo = getConfig(config, "mergeTo", null);
 			model.mergeType = MergeType.fromName(getConfig(config, "mergeType", settings.getString(Keys.tickets.mergeType, null)));
 			model.useIncrementalPushTags = getConfig(config, "useIncrementalPushTags", false);
@@ -1556,6 +1558,14 @@ public void updateConfiguration(Repository r, RepositoryModel repository) {
 			// override default
 			config.setBoolean(Constants.CONFIG_GITBLIT, null, "requireApproval", repository.requireApproval);
 		}
+		config.setInt(Constants.CONFIG_GITBLIT, null, "requireScore", repository.requireScore);
+		if (settings.getString(Keys.tickets.writeSignoffCommit, null) == repository.writeSignoffCommit) {
+			// use default
+			config.unset(Constants.CONFIG_GITBLIT, null, "writeSignoffCommit");
+		} else {
+			// override default
+			config.setString(Constants.CONFIG_GITBLIT, null, "writeSignoffCommit", repository.writeSignoffCommit);
+		}
 		if (!StringUtils.isEmpty(repository.mergeTo)) {
 			config.setString(Constants.CONFIG_GITBLIT, null, "mergeTo", repository.mergeTo);
 		}

src/main/java/com/gitblit/models/RepositoryModel.java

@@ -88,7 +88,9 @@ public class RepositoryModel implements Serializable, Comparable<RepositoryModel
 	public CommitMessageRenderer commitMessageRenderer;
 	public boolean acceptNewPatchsets;
 	public boolean acceptNewTickets;
-	public boolean requireApproval;
+	public boolean requireApproval;
+	public int requireScore;
+	public String writeSignoffCommit;
 	public String mergeTo;
 	public MergeType mergeType;
 

src/main/java/com/gitblit/models/TicketModel.java

@@ -491,7 +491,6 @@ public List<Change> getReviews(Patchset patchset) {
 		return new ArrayList<Change>(reviews.values());
 	}
 
-
 	public boolean isApproved(Patchset patchset) {
 		if (patchset == null) {
 			return false;
@@ -512,6 +511,15 @@ public boolean isApproved(Patchset patchset) {
 		return approved && !vetoed;
 	}
 
+	public int getScore(Patchset patchset) {
+		int score = 0;
+
+		for (Change change : getReviews(patchset)) {
+			score += change.review.score.getValue();
+		}
+		return score;
+	}
+
 	public boolean isVetoed(Patchset patchset) {
 		if (patchset == null) {
 			return false;

src/main/java/com/gitblit/wicket/GitBlitWebApp.properties

@@ -556,6 +556,11 @@ gb.acceptNewTickets = allow new tickets
 gb.acceptNewTicketsDescription = allow creation of bug, enhancement, task ,etc tickets
 gb.requireApproval = require approvals
 gb.requireApprovalDescription = patchsets must be approved before merge button is enabled
+gb.requireScore = require score
+gb.requireScoreDescription = patchsets must be rated this high before merge button is enabled
+gb.writeSignoffCommit = write signoff commit
+gb.writeSignoffCommitDescription = reviewed patchsets will have lines of the form <em>value: reviewer name &lt;reviewer email&gt;</em> added to their merge commit.\nE.g. if set to <em>Signed-off-by</em>: <code>Signed-off-by: reviewer &lt;reviewer@example.com&gt;</code>. Please see ${commitMessageLink} on the meaning of possible values for this.
+gb.writeSignoffCommitLink = Commit Message Conventions in the Linux Kernel
 gb.topic = topic
 gb.proposalTickets = proposed changes
 gb.bugTickets = bugs

src/main/java/com/gitblit/wicket/pages/EditRepositoryPage.html

@@ -122,6 +122,15 @@ <h4><wicket:message key="gb.ticketSettings"></wicket:message></h4>
 			<div wicket:id="acceptNewPatchsets"></div>
 			<div wicket:id="acceptNewTickets"></div>
 			<div wicket:id="requireApproval"></div>
+			<div wicket:id="requireScore"></div>
+			<div wicket:id="writeSignoffCommit"></div>
+			<div>
+			      <wicket:message key="gb.writeSignoffCommitDescription">
+			      <a target="_new" wicket:id="commitMessageLink">
+				    <wicket:message key="gb.writeSignoffCommitLink"></wicket:message>
+			      </a>
+			      </wicket:message>
+			</div>
 			<div wicket:id="mergeTo"></div>
 			<div wicket:id="mergeType"></div>
 
@@ -200,4 +209,4 @@ <h4><wicket:message key="gb.deleteRepositoryHeader"></wicket:message></h4>
 </body>
 
 </wicket:extend>
-</html>
+</html>

src/main/java/com/gitblit/wicket/pages/EditRepositoryPage.java

@@ -37,6 +37,7 @@
 import org.apache.wicket.markup.html.form.CheckBox;
 import org.apache.wicket.markup.html.form.ChoiceRenderer;
 import org.apache.wicket.markup.html.form.DropDownChoice;
+import org.apache.wicket.markup.html.link.ExternalLink;
 import org.apache.wicket.markup.html.form.Form;
 import org.apache.wicket.markup.html.form.IChoiceRenderer;
 import org.apache.wicket.markup.html.form.TextField;
@@ -94,6 +95,8 @@ public class EditRepositoryPage extends RootSubPage {
 
 	private IModel<String> mailingLists;
 
+	private final static String COMMIT_MESSAGE_LINK = "https://git.wiki.kernel.org/index.php/CommitMessageConventions";
+
 	public EditRepositoryPage() {
 		// create constructor
 		super();
@@ -411,6 +414,8 @@ protected void onSubmit() {
 		// do not let the browser pre-populate these fields
 		form.add(new SimpleAttributeModifier("autocomplete", "off"));
 
+		// adds documentation link for localization
+		form.add(new ExternalLink("commitMessageLink", COMMIT_MESSAGE_LINK));
 
 		//
 		//
@@ -453,7 +458,25 @@ protected void onSubmit() {
 				getString("gb.requireApproval"),
 				getString("gb.requireApprovalDescription"),
 				new PropertyModel<Boolean>(repositoryModel, "requireApproval")));
-
+		List<Integer> scores = Arrays.asList(-1, 0, 2, 4, 5, 6, 8);
+		final boolean allowRequireScore = repositoryModel.requireApproval;
+		form.add(new ChoiceOption<Integer>("requireScore",
+				getString("gb.requireScore"),
+				getString("gb.requireScoreDescription"),
+				new DropDownChoice<Integer>("choice",
+						new PropertyModel<Integer>(repositoryModel, "requireScore"),
+						scores)).setEnabled(allowRequireScore));
+		List<String> signoffCommitMsgs = Arrays.asList(
+			null,
+			"Signed-off-by",
+			"Reviewed-by",
+			"Acked-by"
+		);
+		form.add(new ChoiceOption<String>("writeSignoffCommit",
+				getString("gb.writeSignoffCommit"),
+				new String(),
+				new PropertyModel<String>(repositoryModel, "writeSignoffCommit"),
+				signoffCommitMsgs));
 		form.add(new ChoiceOption<String>("mergeTo",
 				getString("gb.mergeTo"),
 				getString("gb.mergeToDescription"),

src/main/java/com/gitblit/wicket/pages/TicketPage.java

@@ -1407,6 +1407,9 @@ protected Component createMergePanel(UserModel user, RepositoryModel repository)
 		if (repository.requireApproval) {
 			// repository requires approval
 			allowMerge = ticket.isOpen() && ticket.isApproved(patchset);
+			if (repository.requireScore > -1) {
+				allowMerge &= ticket.getScore(patchset) >= repository.requireScore; 
+			}
 		} else {
 			// vetoes are binding
 			allowMerge = ticket.isOpen() && !ticket.isVetoed(patchset);