SDK-2370: Added support for Advanced Identity Profiles Requirements f… (

#302)

* SDK-2370: Added support for Advanced Identity Profiles Requirements for Share V2

* SDK-2370: renamed file and fixed spelling

---------

Co-authored-by: System Administrator <>

.gitignore

@@ -17,4 +17,7 @@ report.json
 # idea files
 .idea
 
+# DS_Store files
+.DS_Store
+
 

_examples/digitalidentity/advanced_identity_profile.go

@@ -0,0 +1,70 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"github.com/getyoti/yoti-go-sdk/v3/digitalidentity"
+)
+
+var advancedIdentityProfile = []byte(`{
+		"profiles": [
+			{
+				"trust_framework": "YOTI_GLOBAL",
+				"schemes": [
+					{
+						"label": "LB321",
+						"type": "IDENTITY",
+						"objective": "AL_L1"
+					}
+				]
+			}
+		]
+	}`)
+
+func buildAdvancedIdentitySessionReq() (sessionSpec *digitalidentity.ShareSessionRequest, err error) {
+	policy, err := (&digitalidentity.PolicyBuilder{}).WithAdvancedIdentityProfileRequirements(advancedIdentityProfile).Build()
+	if err != nil {
+		return nil, fmt.Errorf("failed to build Advanced Identity Requirements policy: %v", err)
+	}
+
+	subject := []byte(`{
+		"subject_id": "unique-user-id-for-examples"
+	}`)
+
+	sessionReq, err := (&digitalidentity.ShareSessionRequestBuilder{}).WithPolicy(policy).WithRedirectUri("https://localhost:8080/v2/receipt-info").WithSubject(subject).Build()
+	if err != nil {
+		return nil, fmt.Errorf("failed to build create session request: %v", err)
+	}
+	return &sessionReq, nil
+}
+
+func generateAdvancedIdentitySession(w http.ResponseWriter, r *http.Request) {
+	didClient, err := initialiseDigitalIdentityClient()
+	if err != nil {
+		fmt.Fprintf(w, "Client could't be generated: %v", err)
+		return
+	}
+
+	sessionReq, err := buildAdvancedIdentitySessionReq()
+	if err != nil {
+		fmt.Fprintf(w, "failed to build session request: %v", err)
+		return
+	}
+
+	shareSession, err := didClient.CreateShareSession(sessionReq)
+	if err != nil {
+		fmt.Fprintf(w, "failed to create share session: %v", err)
+		return
+	}
+
+	output, err := json.Marshal(shareSession)
+	if err != nil {
+		fmt.Fprintf(w, "failed to marshall share session: %v", err)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	fmt.Fprintf(w, string(output))
+
+}

_examples/digitalidentity/login.html

@@ -52,7 +52,9 @@ <h3 class="yoti-sponsor-app-header">The Yoti app is free to download and use:</h
 
     async function completionHandler(receivedReceiptId) {
         console.log('completion handler:', receivedReceiptId)
-        const response = await fetch('/v2/receipt-info?ReceiptID=' + encodeURIComponent(receivedReceiptId) , {method: 'GET'})
+        const url = '/v2/receipt-info?ReceiptID=' + encodeURIComponent(receivedReceiptId);
+        // Navigate to the Receipt page
+        window.location.href = url;
     }
 
     function onErrorListener(...data) {

_examples/digitalidentity/main.go

@@ -67,7 +67,7 @@ func buildDigitalIdentitySessionReq() (sessionSpec *digitalidentity.ShareSession
 func generateSession(w http.ResponseWriter, r *http.Request) {
 	didClient, err := initialiseDigitalIdentityClient()
 	if err != nil {
-		fmt.Fprintf(w, string("Client could't be generated"))
+		fmt.Fprintf(w, "Client could't be generated: %v", err)
 		return
 	}
 
@@ -93,28 +93,6 @@ func generateSession(w http.ResponseWriter, r *http.Request) {
 
 }
 
-func getReceipt(w http.ResponseWriter, r *http.Request) {
-	didClient, err := initialiseDigitalIdentityClient()
-	if err != nil {
-		fmt.Fprintf(w, "Client could't be generated")
-		return
-	}
-	receiptID := r.URL.Query().Get("ReceiptID")
-
-	receiptValue, err := didClient.GetShareReceipt(receiptID)
-	if err != nil {
-		fmt.Fprintf(w, "failed to get share receipt: %v", err)
-		return
-	}
-	output, err := json.Marshal(receiptValue)
-	if err != nil {
-		fmt.Fprintf(w, "failed to marshal receipt: %v", err)
-		return
-	}
-	w.Header().Set("Content-Type", "application/json")
-	fmt.Fprintf(w, string(output))
-}
-
 func initialiseDigitalIdentityClient() (*yoti.DigitalIdentityClient, error) {
 	var err error
 	sdkID := os.Getenv("YOTI_CLIENT_SDK_ID")
@@ -147,7 +125,8 @@ func main() {
 
 	http.HandleFunc("/", home)
 	http.HandleFunc("/v2/generate-share", generateSession)
-	http.HandleFunc("/v2/receipt-info", getReceipt)
+	http.HandleFunc("/v2/generate-advanced-identity-share", generateAdvancedIdentitySession)
+	http.HandleFunc("/v2/receipt-info", receipt)
 
 	rootdir, err := os.Getwd()
 	if err != nil {

_examples/digitalidentity/receipt.go

@@ -0,0 +1,136 @@
+package main
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"html/template"
+	"image"
+	"image/jpeg"
+	"io"
+	"net/http"
+	"os"
+)
+
+func receipt(w http.ResponseWriter, r *http.Request) {
+	didClient, err := initialiseDigitalIdentityClient()
+	if err != nil {
+		fmt.Fprintf(w, "Client could't be generated")
+		return
+	}
+	receiptID := r.URL.Query().Get("ReceiptID")
+
+	receiptValue, err := didClient.GetShareReceipt(receiptID)
+	if err != nil {
+		fmt.Fprintf(w, "failed to get share receipt: %v", err)
+		return
+	}
+
+	userProfile := receiptValue.UserContent.UserProfile
+
+	selfie := userProfile.Selfie()
+	var base64URL string
+	if selfie != nil {
+		base64URL = selfie.Value().Base64URL()
+
+		decodedImage := decodeImage(selfie.Value().Data())
+		file := createImage()
+		saveImage(decodedImage, file)
+	}
+
+	dob, err := userProfile.DateOfBirth()
+	if err != nil {
+		errorPage(w, r.WithContext(context.WithValue(
+			r.Context(),
+			contextKey("yotiError"),
+			fmt.Sprintf("Error parsing Date of Birth attribute. Error %q", err.Error()),
+		)))
+		return
+	}
+
+	var dateOfBirthString string
+	if dob != nil {
+		dateOfBirthString = dob.Value().String()
+	}
+
+	templateVars := map[string]interface{}{
+		"profile":         userProfile,
+		"selfieBase64URL": template.URL(base64URL),
+		"rememberMeID":    receiptValue.RememberMeID,
+		"dateOfBirth":     dateOfBirthString,
+	}
+
+	var t *template.Template
+	t, err = template.New("receipt.html").
+		Funcs(template.FuncMap{
+			"escapeURL": func(s string) template.URL {
+				return template.URL(s)
+			},
+			"marshalAttribute": func(name string, icon string, property interface{}, prevalue string) interface{} {
+				return struct {
+					Name     string
+					Icon     string
+					Prop     interface{}
+					Prevalue string
+				}{
+					name,
+					icon,
+					property,
+					prevalue,
+				}
+			},
+			"jsonMarshalIndent": func(data interface{}) string {
+				json, err := json.MarshalIndent(data, "", "\t")
+				if err != nil {
+					fmt.Println(err)
+				}
+				return string(json)
+			},
+		}).
+		ParseFiles("receipt.html")
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	err = t.Execute(w, templateVars)
+
+	if err != nil {
+		errorPage(w, r.WithContext(context.WithValue(
+			r.Context(),
+			contextKey("yotiError"),
+			fmt.Sprintf("Error applying the parsed profile template. Error: `%s`", err),
+		)))
+		return
+	}
+}
+func decodeImage(imageBytes []byte) image.Image {
+	decodedImage, _, err := image.Decode(bytes.NewReader(imageBytes))
+
+	if err != nil {
+		panic("Error when decoding the image: " + err.Error())
+	}
+
+	return decodedImage
+}
+
+func createImage() (file *os.File) {
+	file, err := os.Create("./images/YotiSelfie.jpeg")
+
+	if err != nil {
+		panic("Error when creating the image: " + err.Error())
+	}
+	return
+}
+
+func saveImage(img image.Image, file io.Writer) {
+	var opt jpeg.Options
+	opt.Quality = 100
+
+	err := jpeg.Encode(file, img, &opt)
+
+	if err != nil {
+		panic("Error when saving the image: " + err.Error())
+	}
+}