Milo Refactor: Remove theme support

milo/appengine/buildbot/html.go

 // Copyright 2015 The LUCI Authors. All rights reserved.
 // Use of this source code is governed under the Apache License, Version 2.0
 // that can be found in the LICENSE file.
 
 package buildbot
 
 import (
         "fmt"
         "net/http"
-        "os"
         "strconv"
 
-        "github.com/julienschmidt/httprouter"
-        "golang.org/x/net/context"
-
-        "github.com/luci/luci-go/milo/appengine/settings"
-        "github.com/luci/luci-go/milo/common/miloerror"
+        "github.com/luci/luci-go/milo/appengine/common"
+        "github.com/luci/luci-go/server/router"
         "github.com/luci/luci-go/server/templates"
 )
 
-// Build is the container struct for methods related to buildbot build pages.
-type Build struct{}
-
-// Builder is the container struct for methods related to buildbot builder pages.
-type Builder struct{}
-
-// GetTemplateName returns the template name for build pages.
-func (b Build) GetTemplateName(t settings.Theme) string {
-        return "build.html"
-}
-
-// Render Render the buildbot build page.
-func (b Build) Render(c context.Context, r *http.Request, p httprouter.Params) (*templates.Args, error) {
-        master := p.ByName("master")
+// BuildHandler Renders the buildbot build page.
+func BuildHandler(c *router.Context) {
+        master := c.Params.ByName("master")
         if master == "" {
-                return nil, &miloerror.Error{
-                        Message: "No master",
-                        Code:    http.StatusBadRequest,
-                }
+                common.ErrorPage(c, http.StatusBadRequest, "No master specified")
+                return
         }
-        builder := p.ByName("builder")
+        builder := c.Params.ByName("builder")
         if builder == "" {
-                return nil, &miloerror.Error{
-                        Message: "No builder",
-                        Code:    http.StatusBadRequest,
-                }
+                common.ErrorPage(c, http.StatusBadRequest, "No builder specified")
+                return
         }
-        buildNum := p.ByName("build")
+        buildNum := c.Params.ByName("build")
         if buildNum == "" {
-                return nil, &miloerror.Error{
-                        Message: "No build num",
-                        Code:    http.StatusBadRequest,
-                }
+                common.ErrorPage(c, http.StatusBadRequest, "No build number")
+                return
         }
         num, err := strconv.Atoi(buildNum)
         if err != nil {
-                return nil, &miloerror.Error{
-                        Message: fmt.Sprintf("%s does not look like a number", buildNum),
-                        Code:    http.StatusBadRequest,
-                }
+                common.ErrorPage(c, http.StatusBadRequest,
+                        fmt.Sprintf("%s does not look like a number", buildNum))
+                return
         }
 
-        result, err := build(c, master, builder, num)
+        result, err := build(c.Context, master, builder, num)
         if err != nil {
-                return nil, err
+                var code int
+                switch err {

[nodir, 2017/03/20 19:11:36]

nice

[hinoka, 2017/03/20 19:16:31]

Acknowledged.

+                case errBuildNotFound:
+                        code = http.StatusNotFound
+                case errNotAuth:
+                        code = http.StatusUnauthorized
+                default:
+                        code = http.StatusInternalServerError
+                }
+                common.ErrorPage(c, code, err.Error())
+                return
         }
 
-        // Render into the template
-        fmt.Fprintf(os.Stderr, "Result: %#v\n\n", result)
-        args := &templates.Args{
+        templates.MustRender(c.Context, c.Writer, "pages/build.html", templates.Args{
                 "Build": result,
-        }
-        return args, nil
+        })
 }
 
-// GetTemplateName returns the template name for builder pages.
-func (b Builder) GetTemplateName(t settings.Theme) string {
-        return "builder.html"
-}
-
-// Render renders the buildbot builder page.
+// BuilderHandler renders the buildbot builder page.
 // Note: The builder html template contains self links to "?limit=123", which could
 // potentially override any other request parameters set.
-func (b Builder) Render(c context.Context, r *http.Request, p httprouter.Params) (*templates.Args, error) {
-        master := p.ByName("master")
+func BuilderHandler(c *router.Context) {
+        master := c.Params.ByName("master")
         if master == "" {
-                return nil, &miloerror.Error{
-                        Message: "No master specified",
-                        Code:    http.StatusBadRequest,
-                }
+                common.ErrorPage(c, http.StatusBadRequest, "No master specified")
+                return
         }
-        builder := p.ByName("builder")
+        builder := c.Params.ByName("builder")
         if builder == "" {
-                return nil, &miloerror.Error{
-                        Message: "No builder specified",
-                        Code:    http.StatusBadRequest,
-                }
+                common.ErrorPage(c, http.StatusBadRequest, "No builder specified")
+                return
         }
-        limit, err := settings.GetLimit(r)
+        limit, err := common.GetLimit(c.Request)
         if err != nil {
-                return nil, err
+                common.ErrorPage(c, http.StatusBadRequest, err.Error())
+                return
         }
         if limit < 0 {
                 limit = 25
         }
 
-        result, err := builderImpl(c, master, builder, limit)
+        result, err := builderImpl(c.Context, master, builder, limit)
         if err != nil {
-                return nil, err
+                common.ErrorPage(c, http.StatusInternalServerError, err.Error())
+                return
         }
 
         // Render into the template
-        args := &templates.Args{
+        templates.MustRender(c.Context, c.Writer, "pages/builder.html", templates.Args{
                 "Builder": result,
-        }
-        return args, nil
+        })
 }