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package admin
import (
"bytes"
"encoding/json"
"fmt"
"net/http"
"github.com/nilslice/cms/content"
"github.com/nilslice/cms/management/editor"
"github.com/nilslice/cms/management/manager"
"github.com/nilslice/cms/system/db"
)
func init() {
http.HandleFunc("/admin", func(res http.ResponseWriter, req *http.Request) {
adminView := Admin(nil)
res.Header().Set("Content-Type", "text/html")
res.Write(adminView)
})
http.HandleFunc("/admin/posts", func(res http.ResponseWriter, req *http.Request) {
q := req.URL.Query()
t := q.Get("type")
if t == "" {
res.WriteHeader(http.StatusBadRequest)
}
posts := db.GetAll(t)
b := &bytes.Buffer{}
p := content.Types[t]().(editor.Editable)
html := `<a href="/admin/edit?type=` + t + `" class="button">New ` + t + `</a>
<ul class="posts">`
for i := range posts {
json.Unmarshal(posts[i], &p)
post := `<li><a href="/admin/edit?type=` +
t + `&id=` + fmt.Sprintf("%d", p.ContentID()) +
`">` + p.ContentName() + `</a></li>`
b.Write([]byte(post))
}
html = html + b.String()
adminView := Admin([]byte(html))
res.Header().Set("Content-Type", "text/html")
res.Write(adminView)
})
http.HandleFunc("/admin/edit", func(res http.ResponseWriter, req *http.Request) {
switch req.Method {
case http.MethodGet:
q := req.URL.Query()
i := q.Get("id")
t := q.Get("type")
contentType, ok := content.Types[t]
if !ok {
fmt.Fprintf(res, content.ErrTypeNotRegistered, t)
return
}
post := contentType()
if i != "" {
data, err := db.Get(t + ":" + i)
if err != nil {
fmt.Println(err)
res.WriteHeader(http.StatusInternalServerError)
return
}
err = json.Unmarshal(data, post)
if err != nil {
fmt.Println(err)
res.WriteHeader(http.StatusInternalServerError)
return
}
} else {
post.(editor.Editable).SetContentID(-1)
}
m, err := manager.Manage(post.(editor.Editable), t)
adminView := Admin(m)
if err != nil {
fmt.Println(err)
res.WriteHeader(http.StatusInternalServerError)
return
}
res.Header().Set("Content-Type", "text/html")
res.Write(adminView)
case http.MethodPost:
err := req.ParseForm()
if err != nil {
fmt.Println(err)
res.WriteHeader(http.StatusBadRequest)
return
}
cid := req.FormValue("id")
t := req.FormValue("type")
id, err := db.Set(t+":"+cid, req.PostForm)
if err != nil {
fmt.Println(err)
res.WriteHeader(http.StatusInternalServerError)
return
}
scheme := req.URL.Scheme
host := req.URL.Host
path := req.URL.Path
sid := fmt.Sprintf("%d", id)
desURL := scheme + host + path + "?type=" + t + "&id=" + sid
http.Redirect(res, req, desURL, http.StatusFound)
}
})
}
// Run starts the Admin system on the port provided
func Run(port string) {
http.ListenAndServe(":"+port, nil)
}
|
