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Move qr-code generation to the API

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Eli Ribble 2026-04-23 00:28:31 +00:00
parent 7be8b428e4
commit 10dc5c0bd7
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7 changed files with 107 additions and 95 deletions
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4
sync/mailer.go
View file

@ -98,7 +98,7 @@ func getMailer2Preview(w http.ResponseWriter, r *http.Request) {
LogoURL: config.MakeURLNidus("/api/district/delta-mvcd/logo"),
Organization: org,
PoolImageURL: config.MakeURLNidus("/mailer/pool/random"),
QRCodeURL: config.MakeURLNidus("/qr-code/marketing"),
QRCodeURL: config.MakeURLNidus("/api/qr-code/marketing"),
ReportURL: "https://nidus.cloud",
})
}
@ -133,7 +133,7 @@ func getMailer3Preview(w http.ResponseWriter, r *http.Request) {
LogoURL: config.MakeURLNidus("/api/district/%s/logo", org.Slug.GetOr("unset")),
Organization: org,
PoolImageURL: config.MakeURLNidus("/api/compliance-request/image/pool/%s", code),
QRCodeURL: config.MakeURLNidus("/qr-code/mailer/%s", code),
QRCodeURL: config.MakeURLNidus("/api/qr-code/mailer/%s", code),
ReportURL: config.MakeURLReport("/mailer/%s", code),
})
}

87
sync/qr.go
View file

@ -1,88 +1 @@
package sync
import (
"github.com/skip2/go-qrcode"
"net/http"
"strconv"
"github.com/Gleipnir-Technology/nidus-sync/config"
"github.com/gorilla/mux"
)
func getQRCodeMailer(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
code := vars["code"]
if code == "" {
respondError(w, "There should always be a id", nil, http.StatusBadRequest)
}
content := config.MakeURLReport("/mailer/%s", code)
writeQRCode(w, r, content)
}
func getQRCodeMarketing(w http.ResponseWriter, r *http.Request) {
content := "https://nidus.cloud"
writeQRCode(w, r, content)
}
func getQRCodeReport(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
code := vars["code"]
if code == "" {
respondError(w, "There should always be a code", nil, http.StatusBadRequest)
}
content := config.MakeURLNidus("/report/%s", code)
writeQRCode(w, r, content)
}
func writeQRCode(w http.ResponseWriter, r *http.Request, content string) {
// Get optional size parameter (default to 256)
size := 256
if sizeStr := r.URL.Query().Get("size"); sizeStr != "" {
var err error
size, err = strconv.Atoi(sizeStr)
if err != nil {
http.Error(w, "Invalid 'size' parameter, must be an integer", http.StatusBadRequest)
return
}
}
// Get optional error correction level (default to Medium)
level := qrcode.Medium
if levelStr := r.URL.Query().Get("level"); levelStr != "" {
switch levelStr {
case "L", "l":
level = qrcode.Low
case "M", "m":
level = qrcode.Medium
case "Q", "q":
level = qrcode.High
case "H", "h":
level = qrcode.Highest
default:
respondError(w, "Invalid 'level' parameter, must be L, M, Q, or H", nil, http.StatusBadRequest)
return
}
}
// Generate the QR code
var qr *qrcode.QRCode
var err error
qr, err = qrcode.New(content, level)
if err != nil {
respondError(w, "Error generating QR code", err, http.StatusInternalServerError)
return
}
// Set the appropriate content type
w.Header().Set("Content-Type", "image/png")
// Generate PNG and write directly to the response writer
png, err := qr.PNG(size)
if err != nil {
respondError(w, "Error encoding QR code to PNG", err, http.StatusInternalServerError)
return
}
_, err = w.Write(png)
if err != nil {
respondError(w, "Error writing response", err, http.StatusInternalServerError)
}
}

3
sync/routes.go
View file

@ -19,9 +19,6 @@ func Router(r *mux.Router) {
// Utility endpoints
r.HandleFunc("/privacy", getPrivacy)
r.HandleFunc("/qr-code/marketing", getQRCodeMarketing)
r.HandleFunc("/qr-code/report/{code}", getQRCodeReport)
r.HandleFunc("/qr-code/mailer/{code}", getQRCodeMailer)
r.HandleFunc("/template-test", getTemplateTest)
//r.HandleFunc("/", getRoot)