Repo setting to delete and disable wiki

conf/locale/locale_en-US.ini

@@ -595,6 +595,9 @@ settings.transfer_desc = Transfer this repository to another user or to an organ
 settings.transfer_notices_1 = - You will lose access if new owner is a individual user.
 settings.transfer_notices_2 = - You will conserve access if new owner is an organization and if you're one of the owners.
 settings.transfer_form_title = Please enter following information to confirm your operation:
+settings.wiki-delete = Erase Wiki Data
+settings.wiki-delete_desc = Once you erase wiki data there is no going back. Please be certain.
+settings.wiki-delete_notices_1 = This will delete and disable the wiki for %s
 settings.delete = Delete This Repository
 settings.delete_desc = Once you delete a repository, there is no going back. Please be certain.
 settings.delete_notices_1 = - This operation <strong>CANNOT</strong> be undone.

models/repo.go

@@ -241,6 +241,17 @@ func (repo *Repository) ComposeMetas() map[string]string {
 	return repo.ExternalMetas
 }
 
+func DeleteWiki(repo *Repository) {
+	repo.DeleteWiki()
+}
+
+func (repo *Repository) DeleteWiki() {
+	wikiPaths := []string{repo.WikiPath(), repo.LocalWikiPath()}
+	for _, wikiPath := range wikiPaths {
+		RemoveAllWithNotice("Delete repository wiki", wikiPath)
+	}
+}
+
 // GetAssignees returns all users that have write access of repository.
 func (repo *Repository) GetAssignees() (_ []*User, err error) {
 	if err = repo.GetOwner(); err != nil {
@@ -1335,10 +1346,7 @@ func DeleteRepository(uid, repoID int64) error {
 	repoPath := repo.repoPath(sess)
 	RemoveAllWithNotice("Delete repository files", repoPath)
 
-	wikiPaths := []string{repo.WikiPath(), repo.LocalWikiPath()}
-	for _, wikiPath := range wikiPaths {
-		RemoveAllWithNotice("Delete repository wiki", wikiPath)
-	}
+	repo.DeleteWiki()
 
 	// Remove attachment files.
 	for i := range attachmentPaths {

routers/repo/setting.go

@@ -226,6 +226,32 @@ func SettingsPost(ctx *middleware.Context, form auth.RepoSettingForm) {
 
 		ctx.Flash.Success(ctx.Tr("repo.settings.deletion_success"))
 		ctx.Redirect(ctx.Repo.Owner.DashboardLink())
+	case "delete-wiki":
+		if repo.Name != form.RepoName {
+			ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_repo_name"), SETTINGS_OPTIONS, nil)
+			return
+		}
+
+		if ctx.Repo.Owner.IsOrganization() {
+			if !ctx.Repo.Owner.IsOwnedBy(ctx.User.Id) {
+				ctx.Error(404)
+				return
+			}
+		}
+
+		models.DeleteWiki(repo)
+		log.Trace("Repository wiki deleted: %s/%s", ctx.Repo.Owner.Name, repo.Name)
+
+		repo.EnableWiki = false
+
+		if err := models.UpdateRepository(repo, false); err != nil {
+			ctx.Handle(500, "UpdateRepository", err)
+			return
+		}
+		log.Trace("Repository advanced settings updated: %s/%s", ctx.Repo.Owner.Name, repo.Name)
+
+		ctx.Flash.Success(ctx.Tr("repo.settings.update_settings_success"))
+		ctx.Redirect(ctx.Repo.RepoLink + "/settings")
 	}
 }
 

templates/repo/settings/options.tmpl

@@ -163,6 +163,20 @@
 						</div>
 					</div>
 
+					{{if .Repository.EnableWiki}}
+						<div class="ui divider"></div>
+
+						<div class="item">
+							<div class="ui right">
+								<button class="ui basic red show-modal button" data-modal="#delete-wiki-modal">{{.i18n.Tr "repo.settings.wiki-delete"}}</button>
+							</div>
+							<div>
+								<h5>{{.i18n.Tr "repo.settings.wiki-delete"}}</h5>
+								<p>{{.i18n.Tr "repo.settings.wiki-delete_desc"}}</p>
+							</div>
+						</div>
+					{{end}}
+
 					<div class="ui divider"></div>
 
 					<div class="item">
@@ -282,4 +296,36 @@
 		</form>
 	</div>
 </div>
+
+<div class="ui small modal" id="delete-wiki-modal">
+	<div class="header">
+		{{.i18n.Tr "repo.settings.wiki-delete"}}
+	</div>
+	<div class="content">
+		<div class="ui warning message text left">
+			{{.i18n.Tr "repo.settings.delete_notices_1" | Safe}}<br>
+			{{.i18n.Tr "repo.settings.wiki-delete_notices_1" .Repository.Name | Safe}}
+		</div>
+		<form class="ui form" action="{{.Link}}" method="post">
+			{{.CsrfTokenHtml}}
+			<input type="hidden" name="action" value="delete-wiki">
+			<div class="field">
+				<label>
+					{{.i18n.Tr "repo.settings.transfer_form_title"}}
+					<span class="text red">{{.Repository.Name}}</span>
+				</label>
+			</div>
+			<div class="required field">
+				<label for="repo_name">{{.i18n.Tr "repo.repo_name"}}</label>
+				<input id="repo_name" name="repo_name" required>
+			</div>
+
+			<div class="text right actions">
+				<div class="ui cancel button">{{.i18n.Tr "settings.cancel"}}</div>
+				<button class="ui red button">{{.i18n.Tr "repo.settings.confirm_delete"}}</button>
+			</div>
+		</form>
+	</div>
+</div>
+
 {{template "base/footer" .}}