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Make web context initialize correctly for different cases (#26726)

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The web context (modules/context.Context) is quite complex, it's
difficult for the callers to initialize correctly.

This PR introduces a `NewWebContext` function, to make sure the web
context have the same behavior for different cases.
This commit is contained in:
wxiaoguang 2023-08-25 19:07:42 +08:00 • committed by GitHub
parent ee9e83b230
commit 412e5c0946
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GPG key ID: 4AEE18F83AFDEB23
11 changed files with 50 additions and 54 deletions
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41
modules/context/context.go
View file

@ -107,6 +107,29 @@ func GetValidateContext(req *http.Request) (ctx *ValidateContext) {
return ctx
}
func NewTemplateContextForWeb(ctx *Context) TemplateContext {
tmplCtx := NewTemplateContext(ctx)
tmplCtx["Locale"] = ctx.Base.Locale
tmplCtx["AvatarUtils"] = templates.NewAvatarUtils(ctx)
return tmplCtx
}
func NewWebContext(base *Base, render Render, session session.Store) *Context {
ctx := &Context{
Base: base,
Render: render,
Session: session,
Cache: mc.GetCache(),
Link: setting.AppSubURL + strings.TrimSuffix(base.Req.URL.EscapedPath(), "/"),
Repo: &Repository{PullRequest: &PullRequest{}},
Org: &Organization{},
}
ctx.TemplateContext = NewTemplateContextForWeb(ctx)
ctx.Flash = &middleware.Flash{DataStore: ctx, Values: url.Values{}}
return ctx
}
// Contexter initializes a classic context for a request.
func Contexter() func(next http.Handler) http.Handler {
rnd := templates.HTMLRenderer()
@ -127,21 +150,8 @@ func Contexter() func(next http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
base, baseCleanUp := NewBaseContext(resp, req)
ctx := &Context{
Base: base,
Cache: mc.GetCache(),
Link: setting.AppSubURL + strings.TrimSuffix(req.URL.EscapedPath(), "/"),
Render: rnd,
Session: session.GetSession(req),
Repo: &Repository{PullRequest: &PullRequest{}},
Org: &Organization{},
}
defer baseCleanUp()
// TODO: "install.go" also shares the same logic, which should be refactored to a general function
ctx.TemplateContext = NewTemplateContext(ctx)
ctx.TemplateContext["Locale"] = ctx.Locale
ctx.TemplateContext["AvatarUtils"] = templates.NewAvatarUtils(ctx)
ctx := NewWebContext(base, rnd, session.GetSession(req))
ctx.Data.MergeFrom(middleware.CommonTemplateContextData())
ctx.Data["Context"] = ctx // TODO: use "ctx" in template and remove this
@ -172,8 +182,7 @@ func Contexter() func(next http.Handler) http.Handler {
}
}
// prepare an empty Flash message for current request
ctx.Flash = &middleware.Flash{DataStore: ctx, Values: url.Values{}}
// if there are new messages in the ctx.Flash, write them into cookie
ctx.Resp.Before(func(resp ResponseWriter) {
if val := ctx.Flash.Encode(); val != "" {
middleware.SetSiteCookie(ctx.Resp, CookieNameFlash, val, 0)

6
modules/context/package.go
View file

@ -154,12 +154,10 @@ func PackageContexter() func(next http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
base, baseCleanUp := NewBaseContext(resp, req)
ctx := &Context{
Base: base,
Render: renderer, // it is still needed when rendering 500 page in a package handler
}
defer baseCleanUp()
// it is still needed when rendering 500 page in a package handler
ctx := NewWebContext(base, renderer, nil)
ctx.Base.AppendContextValue(WebContextKey, ctx)
next.ServeHTTP(ctx.Resp, ctx.Req)
})

16
modules/test/context_tests.go
View file

@ -45,14 +45,12 @@ func MockContext(t *testing.T, reqPath string) (*context.Context, *httptest.Resp
resp := httptest.NewRecorder()
req := mockRequest(t, reqPath)
base, baseCleanUp := context.NewBaseContext(resp, req)
_ = baseCleanUp // during test, it doesn't need to do clean up. TODO: this can be improved later
base.Data = middleware.GetContextData(req.Context())
base.Locale = &translation.MockLocale{}
ctx := &context.Context{
Base: base,
Render: &mockRender{},
Flash: &middleware.Flash{Values: url.Values{}},
}
_ = baseCleanUp // during test, it doesn't need to do clean up. TODO: this can be improved later
ctx := context.NewWebContext(base, &MockRender{}, nil)
ctx.Flash = &middleware.Flash{Values: url.Values{}}
chiCtx := chi.NewRouteContext()
ctx.Base.AppendContextValue(chi.RouteCtxKey, chiCtx)
@ -148,13 +146,13 @@ func LoadGitRepo(t *testing.T, ctx *context.Context) {
assert.NoError(t, err)
}
type mockRender struct{}
type MockRender struct{}
func (tr *mockRender) TemplateLookup(tmpl string, _ gocontext.Context) (templates.TemplateExecutor, error) {
func (tr *MockRender) TemplateLookup(tmpl string, _ gocontext.Context) (templates.TemplateExecutor, error) {
return nil, nil
}
func (tr *mockRender) HTML(w io.Writer, status int, _ string, _ any, _ gocontext.Context) error {
func (tr *MockRender) HTML(w io.Writer, status int, _ string, _ any, _ gocontext.Context) error {
if resp, ok := w.(http.ResponseWriter); ok {
resp.WriteHeader(status)
}

10
routers/install/install.go
View file

@ -60,17 +60,9 @@ func Contexter() func(next http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
base, baseCleanUp := context.NewBaseContext(resp, req)
ctx := &context.Context{
Base: base,
Flash: &middleware.Flash{},
Render: rnd,
Session: session.GetSession(req),
}
defer baseCleanUp()
ctx.TemplateContext = context.NewTemplateContext(ctx)
ctx.TemplateContext["Locale"] = ctx.Locale
ctx := context.NewWebContext(base, rnd, session.GetSession(req))
ctx.AppendContextValue(context.WebContextKey, ctx)
ctx.Data.MergeFrom(middleware.CommonTemplateContextData())
ctx.Data.MergeFrom(middleware.ContextData{

2
routers/web/repo/actions/actions.go
View file

@ -191,7 +191,7 @@ func List(ctx *context.Context) {
ctx.Error(http.StatusInternalServerError, err.Error())
return
}
ctx.Data["Actors"] = repo.MakeSelfOnTop(ctx, actors)
ctx.Data["Actors"] = repo.MakeSelfOnTop(ctx.Doer, actors)
ctx.Data["StatusInfoList"] = actions_model.GetStatusInfoList(ctx)

7
routers/web/repo/helper.go
View file

@ -7,16 +7,15 @@ import (
"sort"
"code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/context"
)
func MakeSelfOnTop(ctx *context.Context, users []*user.User) []*user.User {
if ctx.Doer != nil {
func MakeSelfOnTop(doer *user.User, users []*user.User) []*user.User {
if doer != nil {
sort.Slice(users, func(i, j int) bool {
if users[i].ID == users[j].ID {
return false
}
return users[i].ID == ctx.Doer.ID // if users[i] is self, put it before others, so less=true
return users[i].ID == doer.ID // if users[i] is self, put it before others, so less=true
})
}
return users

7
routers/web/repo/helper_test.go
View file

@ -7,21 +7,20 @@ import (
"testing"
"code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/context"
"github.com/stretchr/testify/assert"
)
func TestMakeSelfOnTop(t *testing.T) {
users := MakeSelfOnTop(&context.Context{}, []*user.User{{ID: 2}, {ID: 1}})
users := MakeSelfOnTop(nil, []*user.User{{ID: 2}, {ID: 1}})
assert.Len(t, users, 2)
assert.EqualValues(t, 2, users[0].ID)
users = MakeSelfOnTop(&context.Context{Doer: &user.User{ID: 1}}, []*user.User{{ID: 2}, {ID: 1}})
users = MakeSelfOnTop(&user.User{ID: 1}, []*user.User{{ID: 2}, {ID: 1}})
assert.Len(t, users, 2)
assert.EqualValues(t, 1, users[0].ID)
users = MakeSelfOnTop(&context.Context{Doer: &user.User{ID: 2}}, []*user.User{{ID: 2}, {ID: 1}})
users = MakeSelfOnTop(&user.User{ID: 2}, []*user.User{{ID: 2}, {ID: 1}})
assert.Len(t, users, 2)
assert.EqualValues(t, 2, users[0].ID)
}

6
routers/web/repo/issue.go
View file

@ -331,7 +331,7 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption uti
ctx.ServerError("GetRepoAssignees", err)
return
}
ctx.Data["Assignees"] = MakeSelfOnTop(ctx, assigneeUsers)
ctx.Data["Assignees"] = MakeSelfOnTop(ctx.Doer, assigneeUsers)
handleTeamMentions(ctx)
if ctx.Written() {
@ -535,7 +535,7 @@ func RetrieveRepoMilestonesAndAssignees(ctx *context.Context, repo *repo_model.R
ctx.ServerError("GetRepoAssignees", err)
return
}
ctx.Data["Assignees"] = MakeSelfOnTop(ctx, assigneeUsers)
ctx.Data["Assignees"] = MakeSelfOnTop(ctx.Doer, assigneeUsers)
handleTeamMentions(ctx)
}
@ -3625,7 +3625,7 @@ func issuePosters(ctx *context.Context, isPullList bool) {
}
}
posters = MakeSelfOnTop(ctx, posters)
posters = MakeSelfOnTop(ctx.Doer, posters)
resp := &userSearchResponse{}
resp.Results = make([]*userSearchInfo, len(posters))

2
routers/web/repo/pull.go
View file

@ -956,7 +956,7 @@ func viewPullFiles(ctx *context.Context, specifiedStartCommit, specifiedEndCommi
ctx.ServerError("GetRepoAssignees", err)
return
}
ctx.Data["Assignees"] = MakeSelfOnTop(ctx, assigneeUsers)
ctx.Data["Assignees"] = MakeSelfOnTop(ctx.Doer, assigneeUsers)
handleTeamMentions(ctx)
if ctx.Written() {

4
routers/web/repo/release.go
View file

@ -349,7 +349,7 @@ func NewRelease(ctx *context.Context) {
ctx.ServerError("GetRepoAssignees", err)
return
}
ctx.Data["Assignees"] = MakeSelfOnTop(ctx, assigneeUsers)
ctx.Data["Assignees"] = MakeSelfOnTop(ctx.Doer, assigneeUsers)
upload.AddUploadContext(ctx, "release")
@ -538,7 +538,7 @@ func EditRelease(ctx *context.Context) {
ctx.ServerError("GetRepoAssignees", err)
return
}
ctx.Data["Assignees"] = MakeSelfOnTop(ctx, assigneeUsers)
ctx.Data["Assignees"] = MakeSelfOnTop(ctx.Doer, assigneeUsers)
ctx.HTML(http.StatusOK, tplReleaseNew)
}

3
services/markup/processorhelper_test.go
View file

@ -13,6 +13,7 @@ import (
"code.gitea.io/gitea/models/unittest"
"code.gitea.io/gitea/models/user"
gitea_context "code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/test"
"github.com/stretchr/testify/assert"
)
@ -41,7 +42,7 @@ func TestProcessorHelper(t *testing.T) {
assert.NoError(t, err)
base, baseCleanUp := gitea_context.NewBaseContext(httptest.NewRecorder(), req)
defer baseCleanUp()
giteaCtx := &gitea_context.Context{Base: base}
giteaCtx := gitea_context.NewWebContext(base, &test.MockRender{}, nil)
assert.True(t, ProcessorHelper().IsUsernameMentionable(giteaCtx, userPublic))
assert.False(t, ProcessorHelper().IsUsernameMentionable(giteaCtx, userPrivate))