Allow updating draft releases while keeping them as draft

Closes #162

routers/repo/release.go

@@ -247,6 +247,7 @@ func EditRelease(ctx *context.Context) {
 	ctx.Data["title"] = rel.Title
 	ctx.Data["content"] = rel.Note
 	ctx.Data["prerelease"] = rel.IsPrerelease
+	ctx.Data["IsDraft"] = rel.IsDraft
 
 	ctx.HTML(200, RELEASE_NEW)
 }

templates/repo/release/new.tmpl

@@ -64,9 +64,16 @@
 							<a class="ui blue basic button" href="{{.RepoLink}}/releases">
 								{{.i18n.Tr "repo.release.cancel"}}
 							</a>
+							{{if .IsDraft}}
+								<input class="ui grey button" type="submit" name="draft" value="{{.i18n.Tr "repo.release.save_draft"}}"/>
+								<button class="ui green button">
+									{{.i18n.Tr "repo.release.publish"}}
+								</button>
+							{{else}}
 								<button class="ui green button">
 									{{.i18n.Tr "repo.release.edit_release"}}
 								</button>
+							{{end}}
 							<a class="ui red button delete-button" data-url="{{$.RepoLink}}/releases/delete" data-id="{{.ID}}">
 								{{$.i18n.Tr "repo.release.delete_release"}}
 							</a>