feat(plugins): polish to plugin page, better handling for reading readme file contents

pkg/api/api.go

@@ -175,9 +175,8 @@ func Register(r *macaron.Macaron) {
 		r.Group("/plugins", func() {
 			r.Get("/", wrap(GetPluginList))
 
-			r.Get("/dashboards/:pluginId", wrap(GetPluginDashboards))
-			r.Post("/dashboards/import", bind(dtos.ImportDashboardCommand{}), wrap(ImportDashboard))
-
+			r.Get("/:pluginId/readme", wrap(GetPluginReadme))
+			r.Get("/:pluginId/dashboards/", wrap(GetPluginDashboards))
 			r.Get("/:pluginId/settings", wrap(GetPluginSettingById))
 			r.Post("/:pluginId/settings", bind(m.UpdatePluginSettingCmd{}), wrap(UpdatePluginSetting))
 		}, reqOrgAdmin)
@@ -193,6 +192,7 @@ func Register(r *macaron.Macaron) {
 			r.Get("/file/:file", GetDashboardFromJsonFile)
 			r.Get("/home", GetHomeDashboard)
 			r.Get("/tags", GetDashboardTags)
+			r.Post("/import", bind(dtos.ImportDashboardCommand{}), wrap(ImportDashboard))
 		})
 
 		// Dashboard snapshots

pkg/api/plugins.go

@@ -122,6 +122,20 @@ func GetPluginDashboards(c *middleware.Context) Response {
 	}
 }
 
+func GetPluginReadme(c *middleware.Context) Response {
+	pluginId := c.Params(":pluginId")
+
+	if content, err := plugins.GetPluginReadme(pluginId); err != nil {
+		if notfound, ok := err.(plugins.PluginNotFoundError); ok {
+			return ApiError(404, notfound.Error(), nil)
+		}
+
+		return ApiError(500, "Could not get readme", err)
+	} else {
+		return Respond(200, content)
+	}
+}
+
 func ImportDashboard(c *middleware.Context, apiCmd dtos.ImportDashboardCommand) Response {
 
 	cmd := plugins.ImportDashboardCommand{