func fetchBlog(res *wcg.Response, req *wcg.Request, includePosts bool) (*models.Blog, *supports.Page, error) {
// default query for posts.
id := req.Param("blog_id")
driver := models.NewBlogDriver(gae.NewContext(req), req.Logger)
blog, query, err := driver.PostQuery(id)
if err != nil {
if err == models.ErrBlogNotFound {
res.WriteHeader(404)
res.WriteString("Not found")
res.End()
return nil, nil, err
}
res.RenderInternalError(err.Error())
return nil, nil, err
}
if !includePosts {
return blog, supports.EmptyPage, nil
}
query = query.Filter("IsNew =", false).Filter("IsDraft =", false).Order("-PostDate").Order("-UpdatedAt")
per_page := wcg.ParseInt(req.Query("num"), AppConfig.DefaultPostsFetched, 0, AppConfig.MaxPostsFetched)
current := wcg.ParseInt(req.Query("p"), 0, 0, wcg.ParseIntMax)
page, err := supports.NewPage(current, per_page, query)
if err != nil {
res.RenderInternalError("Post pagination error: %v", err)
return nil, nil, err
}
return blog, page, nil
}
func deleteBlogHandler(res *wcg.Response, req *wcg.Request) {
driver := models.NewBlogDriver(gae.NewContext(req), req.Logger)
err := driver.DeleteBlog(req.Param("blog_id"), req.User.Id())
if err != nil {
if supports.IsValidationError(err) {
res.WriteJsonWithStatus(400, nil, err)
} else if err == models.ErrBlogNotOwned {
res.WriteJsonWithStatus(403, nil, no_permission)
} else if err == models.ErrBlogNotFound {
res.WriteJsonWithStatus(404, nil, not_found)
} else {
res.RenderInternalError(err.Error())
}
return
}
res.WriteJsonWithStatus(200, nil, ok)
}
func TopHandler(res *Response, req *Request) {
if !IsGuest(req.User) {
driver := models.NewBlogDriver(gae.NewContext(req), req.Logger)
blogs, err := driver.FindBlogsByOwner(req.User.Id())
if err != nil {
res.RenderInternalError(err.Error())
return
}
if len(blogs) != 0 {
res.SetLocal("blogs", blogs)
} else {
res.SetLocal("no_blogs", true)
}
}
res.SetLocal("js", "/static/js/index.js")
res.Templates("index.html", "header.html", "footer.html")
}
func createBlogHandler(res *wcg.Response, req *wcg.Request) {
driver := models.NewBlogDriver(gae.NewContext(req), req.Logger)
blog, err := driver.CreateBlog(
req.Form("path"),
req.Form("title"),
req.Form("description"),
req.User.Id(),
)
if err != nil {
if err == models.ErrBlogAlreadyExists {
res.WriteJsonWithStatus(409, nil, already_taken)
} else if supports.IsValidationError(err) {
res.WriteJsonWithStatus(400, nil, err)
} else {
res.RenderInternalError(err.Error())
}
return
}
res.WriteJsonWithStatus(201, map[string]string{
"location": wcg.AbsoluteUrl(req, "/"+blog.Id),
}, ok)
}
func myblogRedirector(public bool) func(res *wcg.Response, req *wcg.Request) {
return func(res *wcg.Response, req *wcg.Request) {
if wcg.IsGuest(req.User) {
res.Redirect("/", http.StatusSeeOther)
} else {
driver := models.NewBlogDriver(gae.NewContext(req), req.Logger)
blogs, err := driver.FindBlogsByOwner(req.User.Id())
if err != nil {
res.RenderInternalError(err.Error())
return
}
if len(blogs) > 0 {
blog := blogs[0]
if public {
res.Redirect(fmt.Sprintf("/%s/", blog.Id), http.StatusSeeOther)
} else {
res.Redirect(fmt.Sprintf("/admin/blogs/%s/", blog.Id), http.StatusSeeOther)
}
} else {
res.Redirect("/", http.StatusSeeOther)
}
}
}
}