mirror of
https://github.com/rjNemo/go-wiki
synced 2026-06-06 02:36:40 +00:00
88 lines
2.2 KiB
Go
88 lines
2.2 KiB
Go
package controller
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import (
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"fmt"
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"net/http"
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"regexp"
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"github.com/rjNemo/go-wiki/model"
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"github.com/rjNemo/go-wiki/service"
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"github.com/rjNemo/go-wiki/views"
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)
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var validPath = regexp.MustCompile("^/(edit|save|view)/([a-zA-Z0-9]+)$")
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// Router dispatch the request to the corresponding route handlers.
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func Router() {
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// http.HandleFunc("/", loveHandler)
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http.HandleFunc("/view/", makeHandler(viewHandler))
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http.HandleFunc("/edit/", makeHandler(editHandler))
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http.HandleFunc("/save/", makeHandler(saveHandler))
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http.HandleFunc("/contact/", contactHandler)
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http.HandleFunc("/contact/post/", postContactHandler)
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http.HandleFunc("/", homeHandler)
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}
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func homeHandler(w http.ResponseWriter, r *http.Request) {
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views.Template(w, "home", nil)
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}
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func viewHandler(w http.ResponseWriter, r *http.Request, title string) {
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p, err := model.LoadPage(title)
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if err != nil {
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http.Redirect(w, r, "/edit/"+title, http.StatusFound)
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return
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}
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views.Template(w, "view", p)
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}
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func editHandler(w http.ResponseWriter, r *http.Request, title string) {
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p, err := model.LoadPage(title)
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if err != nil {
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p = model.NewPage(title, nil)
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}
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views.Template(w, "edit", p)
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}
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func saveHandler(w http.ResponseWriter, r *http.Request, title string) {
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body := r.FormValue("body")
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p := model.NewPage(title, []byte(body))
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err := p.Save()
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checkError(err, w)
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http.Redirect(w, r, "/view/"+title, http.StatusFound)
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}
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func contactHandler(w http.ResponseWriter, r *http.Request) {
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views.Template(w, "contact", nil)
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}
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func postContactHandler(w http.ResponseWriter, r *http.Request) {
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err := r.ParseForm()
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checkError(err, w) // bad error handling
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mail := parseContactForm(r)
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mail.Send()
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fmt.Println(mail)
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views.Template(w, "contact_sent", nil)
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}
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func parseContactForm(r *http.Request) service.Mail {
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return service.NewMail(r.PostFormValue("email"), r.PostFormValue("message"))
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}
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func checkError(err error, w http.ResponseWriter) {
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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}
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func makeHandler(fn func(http.ResponseWriter, *http.Request, string)) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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m := validPath.FindStringSubmatch(r.URL.Path)
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if m == nil {
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http.NotFound(w, r)
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return
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}
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fn(w, r, m[2])
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}
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}
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