ictgj-voting/public_endpoints.go

111 lines
2.9 KiB
Go

package main
import (
"encoding/base64"
"math/rand"
"net/http"
"strings"
"time"
"github.com/gorilla/mux"
)
func initPublicPage(w http.ResponseWriter, req *http.Request) *pageData {
p := InitPageData(w, req)
return p
}
func handleMain(w http.ResponseWriter, req *http.Request) {
switch dbGetPublicSiteMode() {
case SiteModeWaiting:
page := initPublicPage(w, req)
page.SubTitle = ""
page.show("public-waiting.html", w)
case SiteModeVoting:
loadVotingPage(w, req)
}
}
func loadVotingPage(w http.ResponseWriter, req *http.Request) {
page := initPublicPage(w, req)
type votingPageData struct {
Teams []Team
Timestamp string
}
vpd := new(votingPageData)
tms := dbGetAllTeams()
// Randomize the team list
rand.Seed(time.Now().Unix())
for len(tms) > 0 {
i := rand.Intn(len(tms))
vpd.Teams = append(vpd.Teams, tms[i])
tms = append(tms[:i], tms[i+1:]...)
}
vpd.Timestamp = time.Now().Format(time.RFC3339)
page.TemplateData = vpd
page.show("public-voting.html", w)
}
func handlePublicSaveVote(w http.ResponseWriter, req *http.Request) {
page := initPublicPage(w, req)
page.SubTitle = ""
// Check if we already have a vote for this client id/timestamp
ts := req.FormValue("timestamp")
timestamp, err := time.Parse(time.RFC3339, ts)
if err != nil {
page.session.setFlashMessage("Error parsing timestamp: "+ts, "error")
redirect("/", w, req)
}
if _, err := dbGetVote(page.ClientId, timestamp); err == nil {
// Duplicate vote... Cancel it.
page.session.setFlashMessage("Duplicate vote!", "error")
redirect("/", w, req)
}
// voteSlice is an ordered string slice of the voters preferences
voteCSV := req.FormValue("uservote")
voteSlice := strings.Split(voteCSV, ",")
if err := dbSaveVote(page.ClientId, timestamp, voteSlice); err != nil {
page.session.setFlashMessage("Error Saving Vote: "+err.Error(), "error")
}
if newVote, err := dbGetVote(page.ClientId, timestamp); err == nil {
site.Votes = append(site.Votes, *newVote)
}
page.session.setFlashMessage("Vote Saved!", "success large fading")
redirect("/", w, req)
}
func handleThumbnailRequest(w http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
ss := dbGetTeamGameScreenshot(vars["teamid"], vars["imageid"])
if ss == nil {
http.Error(w, "Couldn't find image", 404)
return
}
w.Header().Set("Content-Type", "image/"+ss.Filetype)
dat, err := base64.StdEncoding.DecodeString(ss.Thumbnail)
if err != nil {
http.Error(w, "Couldn't find image", 404)
return
}
w.Write(dat)
}
func handleImageRequest(w http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
ss := dbGetTeamGameScreenshot(vars["teamid"], vars["imageid"])
if ss == nil {
http.Error(w, "Couldn't find image", 404)
return
}
w.Header().Set("Content-Type", "image/"+ss.Filetype)
dat, err := base64.StdEncoding.DecodeString(ss.Image)
if err != nil {
http.Error(w, "Couldn't find image", 404)
return
}
w.Write(dat)
}