322 lines
7.5 KiB
Go
322 lines
7.5 KiB
Go
package handler
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import (
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"encoding/json"
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"fmt"
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"github.com/fogleman/gg"
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"github.com/golang/freetype"
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"github.com/golang/freetype/truetype"
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"github.com/gorilla/feeds"
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"github.com/gorilla/mux"
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"golang.org/x/image/font"
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"golang.org/x/image/font/gofont/goregular"
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"golang.org/x/image/math/fixed"
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"html/template"
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"image"
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"image/color"
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"image/draw"
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"status/model"
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"strconv"
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"time"
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//"image/png"
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"net/http"
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)
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func (h *Handler) showManageView(w http.ResponseWriter, r *http.Request) {
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logged, err := h.sess.Get(r)
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if err != nil {
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unauthorized(w, r)
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return
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}
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var page int64 = 0
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if val, ok := r.URL.Query()["page"]; ok && len(val[0]) == 1 {
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page, _ = strconv.ParseInt(val[0], 10, 64)
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}
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statuses, showMore, err := h.storage.StatusByUsername(logged, 20, page)
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if err != nil {
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serverError(w, err)
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return
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}
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session, err := h.sess.Store.Get(r, "status")
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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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flash := ""
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if flashes := session.Flashes(); len(flashes) > 0 {
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flash = flashes[0].(string)
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}
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session.Save(r, w)
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h.renderLayout(w, "manage", map[string]interface{}{
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"statuses": statuses,
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"showMore": showMore,
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"page": page,
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"flash": flash,
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"next_page": page + 1,
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"prev_page": page - 1,
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}, logged)
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}
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func (h *Handler) showUserView(w http.ResponseWriter, r *http.Request) {
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logged, _ := h.sess.Get(r)
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var page int64 = 0
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if val, ok := r.URL.Query()["page"]; ok && len(val[0]) == 1 {
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page, _ = strconv.ParseInt(val[0], 10, 64)
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}
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username := mux.Vars(r)["user"]
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user, err := h.storage.UserByName(username)
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if err != nil {
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notFound(w)
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return
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}
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statuses, showMore, err := h.storage.StatusByUsername(mux.Vars(r)["user"], 20, page)
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if err != nil {
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serverError(w, err)
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return
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}
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h.renderLayout(w, "user", map[string]interface{}{
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"user": username,
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"statuses": statuses,
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"homepage": user.Homepage,
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"about": template.HTML(user.About),
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"picture": user.Picture,
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"email": user.Email,
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"showMore": showMore,
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"page": page,
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"next_page": page + 1,
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"prev_page": page - 1,
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}, logged)
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}
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type statusjson struct {
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Author string `json:"author"`
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Content string `json:"content"`
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Face string `json:"face"`
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TimeAgo string `json:"timeAgo"`
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}
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func (h *Handler) showUserStatusJSONView(w http.ResponseWriter, r *http.Request) {
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user := mux.Vars(r)["user"]
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if !h.storage.UserExists(user) {
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notFound(w)
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return
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}
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statuses, _, err := h.storage.StatusByUsername(mux.Vars(r)["user"], 1, 0)
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if err != nil {
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serverError(w, err)
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return
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}
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w.Header().Set("Access-Control-Allow-Origin", "*")
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w.Header().Set("Content-Type", "application/json")
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var res statusjson
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if len(statuses) > 0 {
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res.Author = statuses[0].User
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res.Content = statuses[0].Content
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res.Face = statuses[0].Face
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res.TimeAgo = statuses[0].TimeAgo()
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}
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json.NewEncoder(w).Encode(res)
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}
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func (h *Handler) showUserStatusView(w http.ResponseWriter, r *http.Request) {
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statuses, _, err := h.storage.StatusByUsername(mux.Vars(r)["user"], 1, 0)
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if err != nil {
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serverError(w, err)
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return
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}
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var status model.Status
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if len(statuses) > 0 {
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status = statuses[0]
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}
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h.view("status").Execute(w, map[string]interface{}{"status": status})
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}
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func drawText(canvas *image.RGBA, text string) error {
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var (
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fgColor image.Image
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fontFace *truetype.Font
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err error
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fontSize = 12.0
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)
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fgColor = image.White
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fontFace, err = freetype.ParseFont(goregular.TTF)
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fontDrawer := &font.Drawer{
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Dst: canvas,
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Src: fgColor,
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Face: truetype.NewFace(fontFace, &truetype.Options{
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Size: fontSize,
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Hinting: font.HintingFull,
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}),
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}
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//textBounds, _ := fontDrawer.BoundString(text)
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xPosition := fixed.I(20)
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//textHeight := textBounds.Max.Y - textBounds.Min.Y
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yPosition := fixed.I(20)
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fontDrawer.Dot = fixed.Point26_6{
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X: xPosition,
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Y: yPosition,
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}
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fontDrawer.DrawString(text)
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return err
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}
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func createAvatar(text string) *image.RGBA {
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bgColor := color.RGBA{
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R: 255,
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G: 20,
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B: 100,
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A: 255,
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}
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background := image.NewRGBA(image.Rect(0, 0, 200, 100))
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draw.Draw(background, background.Bounds(), &image.Uniform{C: bgColor},
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image.Point{}, draw.Src)
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drawText(background, text)
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return background
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}
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func (h *Handler) showUserStatusBadgeView(w http.ResponseWriter, r *http.Request) {
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user := mux.Vars(r)["user"]
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if !h.storage.UserExists(user) {
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notFound(w)
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return
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}
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statuses, _, err := h.storage.StatusByUsername(mux.Vars(r)["user"], 1, 0)
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if err != nil {
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serverError(w, err)
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return
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}
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var username string
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if len(statuses) > 0 {
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username = statuses[0].User
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}
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background := "#f0ffff"
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dc := gg.NewContext(88, 31)
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dc.SetHexColor(background)
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dc.Clear()
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dc.SetHexColor("#191970")
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font, err := truetype.Parse(goregular.TTF)
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if err != nil {
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panic("")
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}
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face := truetype.NewFace(font, &truetype.Options{
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Size: 12,
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})
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dc.SetFontFace(face)
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if err != nil {
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fmt.Println(err)
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}
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//dc.DrawString(username, 10, 14)
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dc.DrawStringAnchored(username, 88/2, 8, 0.5, 0.5)
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dc.DrawStringAnchored("status.cafe", 88/2, 20, 0.5, 0.5)
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dc.EncodePNG(w)
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}
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func (h *Handler) showUserStatusImageView(w http.ResponseWriter, r *http.Request) {
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user := mux.Vars(r)["user"]
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if !h.storage.UserExists(user) {
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notFound(w)
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return
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}
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statuses, _, err := h.storage.StatusByUsername(mux.Vars(r)["user"], 1, 0)
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if err != nil {
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serverError(w, err)
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return
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}
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//w.Header().Set("Access-Control-Allow-Origin", "*")
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//w.Header().Set("Content-Type", "application/json")
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var text string
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if len(statuses) > 0 {
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text = statuses[0].Content
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}
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background := "#ffffff"
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foreground := "#000000"
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if c := r.URL.Query().Get("background"); c != "" {
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background = "#" + c
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}
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if c := r.URL.Query().Get("foreground"); c != "" {
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foreground = "#" + c
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}
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width := 125
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dc := gg.NewContext(width, 125)
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dc.SetHexColor(background)
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dc.Clear()
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dc.SetHexColor(foreground)
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font, err := truetype.Parse(goregular.TTF)
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if err != nil {
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panic("")
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}
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face := truetype.NewFace(font, &truetype.Options{
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Size: 9,
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})
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dc.SetFontFace(face)
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if err != nil {
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fmt.Println(err)
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}
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dc.DrawStringWrapped(text, 8, 4, 0, 0, float64(width-(2*8)), 1.5, gg.AlignLeft)
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dc.EncodePNG(w)
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//dc.SavePNG("out.png")
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//avatar := createAvatar(text)
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//png.Encode(w, avatar)
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}
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func truncate(s string, max int) string {
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if len(s) > max {
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return s[:max] + "..."
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}
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return s
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}
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func (h *Handler) showAtomView(w http.ResponseWriter, r *http.Request) {
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username := mux.Vars(r)["user"]
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user, err := h.storage.UserByName(username)
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if err != nil {
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notFound(w)
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return
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}
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now := time.Now()
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feed := &feeds.Feed{
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Title: user.Name,
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Link: &feeds.Link{Href: fmt.Sprintf("https://status.cafe/users/%s", username)}, // TODO change the scheme?
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Author: &feeds.Author{Name: user.Name, Email: "todo@todo.com"}, // TODO EMAIL
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Created: now,
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}
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statuses, _, err := h.storage.StatusByUsername(user.Name, 20, 0)
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if err != nil {
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serverError(w, err)
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return
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}
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for _, status := range statuses {
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if err != nil {
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serverError(w, err)
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return
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}
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feed.Items = append(feed.Items, &feeds.Item{
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Title: fmt.Sprintf("%s - %s", status.User, truncate(status.Content, 50)),
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Link: &feeds.Link{Href: fmt.Sprintf("https://status.cafe/users/%s/%d", username, status.Id)},
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Author: &feeds.Author{Name: user.Name},
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Content: status.Content,
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Created: status.CreatedAt,
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})
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}
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atom, err := feed.ToAtom()
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if err != nil {
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serverError(w, err)
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return
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}
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w.Header().Set("Access-Control-Allow-Origin", "*")
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w.Header().Set("Content-Type", "application/atom+xml")
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w.Write([]byte(atom))
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}
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