You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

188 lines
5.4 KiB

/*
* Copyright © 2018-2021 A Bunch Tell LLC.
*
* This file is part of WriteFreely.
*
* WriteFreely is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
package writefreely
import (
"net/http"
"strings"
"github.com/gorilla/mux"
"github.com/writeas/impart"
"github.com/writeas/web-core/log"
"github.com/writefreely/writefreely/page"
)
func handleViewPad(app *App, w http.ResponseWriter, r *http.Request) error {
vars := mux.Vars(r)
action := vars["action"]
slug := vars["slug"]
collAlias := vars["collection"]
if app.cfg.App.SingleUser {
// TODO: refactor all of this, especially for single-user blogs
c, err := app.db.GetCollectionByID(1)
if err != nil {
return err
}
collAlias = c.Alias
}
appData := &struct {
page.StaticPage
Post *RawPost
User *User
Blogs *[]Collection
Silenced bool
Editing bool // True if we're modifying an existing post
EditCollection *Collection // Collection of the post we're editing, if any
}{
StaticPage: pageForReq(app, r),
Post: &RawPost{Font: "norm"},
User: getUserSession(app, r),
}
var err error
if appData.User != nil {
appData.Blogs, err = app.db.GetPublishableCollections(appData.User, app.cfg.App.Host)
if err != nil {
log.Error("Unable to get user's blogs for Pad: %v", err)
}
appData.Silenced, err = app.db.IsUserSilenced(appData.User.ID)
if err != nil {
log.Error("Unable to get user status for Pad: %v", err)
}
}
padTmpl := app.cfg.App.Editor
if templates[padTmpl] == nil {
if padTmpl != "" {
log.Info("No template '%s' found. Falling back to default 'pad' template.", padTmpl)
}
padTmpl = "pad"
}
if action == "" && slug == "" {
// Not editing any post; simply render the Pad
if err = templates[padTmpl].ExecuteTemplate(w, "pad", appData); err != nil {
log.Error("Unable to execute template: %v", err)
}
return nil
}
// Retrieve post information for editing
appData.Editing = true
// Make sure this isn't cached, so user doesn't accidentally lose data
w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
w.Header().Set("Expires", "Thu, 04 Oct 1990 20:00:00 GMT")
if slug != "" {
// TODO: refactor all of this, especially for single-user blogs
appData.Post = getRawCollectionPost(app, slug, collAlias)
if appData.Post.OwnerID != appData.User.ID {
// TODO: add ErrForbiddenEditPost message to flashes
return impart.HTTPError{http.StatusFound, r.URL.Path[:strings.LastIndex(r.URL.Path, "/edit")]}
}
appData.EditCollection, err = app.db.GetCollectionForPad(collAlias)
if err != nil {
return err
}
appData.EditCollection.hostName = app.cfg.App.Host
} else {
// Editing a floating article
appData.Post = getRawPost(app, action)
appData.Post.Id = action
}
if appData.Post.Gone {
return ErrPostUnpublished
} else if appData.Post.Found && appData.Post.Content != "" {
// Got the post
} else if appData.Post.Found {
return ErrPostFetchError
} else {
return ErrPostNotFound
}
if err = templates[padTmpl].ExecuteTemplate(w, "pad", appData); err != nil {
log.Error("Unable to execute template: %v", err)
}
return nil
}
func handleViewMeta(app *App, w http.ResponseWriter, r *http.Request) error {
vars := mux.Vars(r)
action := vars["action"]
slug := vars["slug"]
collAlias := vars["collection"]
appData := &struct {
page.StaticPage
Post *RawPost
User *User
EditCollection *Collection // Collection of the post we're editing, if any
Flashes []string
NeedsToken bool
Silenced bool
}{
StaticPage: pageForReq(app, r),
Post: &RawPost{Font: "norm"},
User: getUserSession(app, r),
}
var err error
appData.Silenced, err = app.db.IsUserSilenced(appData.User.ID)
if err != nil {
log.Error("view meta: get user status: %v", err)
return ErrInternalGeneral
}
if action == "" && slug == "" {
return ErrPostNotFound
}
// Make sure this isn't cached, so user doesn't accidentally lose data
w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
w.Header().Set("Expires", "Thu, 28 Jul 1989 12:00:00 GMT")
if slug != "" {
appData.Post = getRawCollectionPost(app, slug, collAlias)
if appData.Post.OwnerID != appData.User.ID {
// TODO: add ErrForbiddenEditPost message to flashes
return impart.HTTPError{http.StatusFound, r.URL.Path[:strings.LastIndex(r.URL.Path, "/meta")]}
}
if app.cfg.App.SingleUser {
// TODO: optimize this query just like we do in GetCollectionForPad (?)
appData.EditCollection, err = app.db.GetCollectionByID(1)
} else {
appData.EditCollection, err = app.db.GetCollectionForPad(collAlias)
}
if err != nil {
return err
}
appData.EditCollection.hostName = app.cfg.App.Host
} else {
// Editing a floating article
appData.Post = getRawPost(app, action)
appData.Post.Id = action
}
appData.NeedsToken = appData.User == nil || appData.User.ID != appData.Post.OwnerID
if appData.Post.Gone {
return ErrPostUnpublished
} else if appData.Post.Found && appData.Post.Content != "" {
// Got the post
} else if appData.Post.Found {
return ErrPostFetchError
} else {
return ErrPostNotFound
}
appData.Flashes, _ = getSessionFlashes(app, w, r, nil)
if err = templates["edit-meta"].ExecuteTemplate(w, "edit-meta", appData); err != nil {
log.Error("Unable to execute template: %v", err)
}
return nil
}