made qrcode version configureable via query parameter (e.g

?qrcode_version=11)

see #402

src/api/api.go

@@ -836,17 +836,29 @@ func (a *Api) DeleteGroup(c *gin.Context) {
 // @Produce  json
 // @Success 200 {string} string	"Image"
 // @Param device_name query string true "Device Name"
+// @Param qrcode_version query int false "QRCode Version (defaults to 10)"
 // @Failure 400 {object} Error
 // @Router /v1/qrcodelink [get]
 func (a *Api) GetQrCodeLink(c *gin.Context) {
 	deviceName := c.Query("device_name")
+	qrCodeVersion := c.Query("qrcode_version")
 
 	if deviceName == "" {
 		c.JSON(400, Error{Msg: "Please provide a name for the device"})
 		return
 	}
 
-	png, err := a.signalClient.GetQrCodeLink(deviceName)
+	qrCodeVersionInt := 10
+	if qrCodeVersion != "" {
+		var err error
+		qrCodeVersionInt, err = strconv.Atoi(qrCodeVersion)
+		if err != nil {
+			c.JSON(400, Error{Msg: "The qrcode_version parameter needs to be an integer!"})
+			return
+		}
+	}
+
+	png, err := a.signalClient.GetQrCodeLink(deviceName, qrCodeVersionInt)
 	if err != nil {
 		c.JSON(400, Error{Msg: err.Error()})
 		return

src/client/client.go

@@ -935,7 +935,7 @@ func (s *SignalClient) DeleteGroup(number string, groupId string) error {
 	return err
 }
 
-func (s *SignalClient) GetQrCodeLink(deviceName string) ([]byte, error) {
+func (s *SignalClient) GetQrCodeLink(deviceName string, qrCodeVersion int) ([]byte, error) {
 	if s.signalCliMode == JsonRpc {
 		return []byte{}, errors.New(endpointNotSupportedInJsonRpcMode)
 	}
@@ -946,7 +946,7 @@ func (s *SignalClient) GetQrCodeLink(deviceName string) ([]byte, error) {
 		return []byte{}, errors.New("Couldn't create QR code: " + err.Error())
 	}
 
-	q, err := qrcode.NewWithForcedVersion(string(tsdeviceLink), 10, qrcode.Highest)
+	q, err := qrcode.NewWithForcedVersion(string(tsdeviceLink), qrCodeVersion, qrcode.Highest)
 	if err != nil {
 		return []byte{}, errors.New("Couldn't create QR code: " + err.Error())
 	}

src/docs/docs.go

@@ -1026,6 +1026,12 @@ var doc = `{
                         "name": "device_name",
                         "in": "query",
                         "required": true
+                    },
+                    {
+                        "type": "integer",
+                        "description": "QRCode Version (defaults to 10)",
+                        "name": "qrcode_version",
+                        "in": "query"
                     }
                 ],
                 "responses": {
@@ -1160,6 +1166,12 @@ var doc = `{
                         "description": "Specify whether stories should be ignored when receiving messages",
                         "name": "ignore_stories",
                         "in": "query"
+                    },
+                    {
+                        "type": "string",
+                        "description": "Specify the maximum number of messages to receive (default: unlimited)",
+                        "name": "max_messages",
+                        "in": "query"
                     }
                 ],
                 "responses": {
@@ -1773,6 +1785,9 @@ var doc = `{
                 },
                 "sticker": {
                     "type": "string"
+                },
+                "text_mode": {
+                    "type": "string"
                 }
             }
         },

src/docs/swagger.json

@@ -1010,6 +1010,12 @@
                         "name": "device_name",
                         "in": "query",
                         "required": true
+                    },
+                    {
+                        "type": "integer",
+                        "description": "QRCode Version (defaults to 10)",
+                        "name": "qrcode_version",
+                        "in": "query"
                     }
                 ],
                 "responses": {
@@ -1144,6 +1150,12 @@
                         "description": "Specify whether stories should be ignored when receiving messages",
                         "name": "ignore_stories",
                         "in": "query"
+                    },
+                    {
+                        "type": "string",
+                        "description": "Specify the maximum number of messages to receive (default: unlimited)",
+                        "name": "max_messages",
+                        "in": "query"
                     }
                 ],
                 "responses": {
@@ -1757,6 +1769,9 @@
                 },
                 "sticker": {
                     "type": "string"
+                },
+                "text_mode": {
+                    "type": "string"
                 }
             }
         },

src/docs/swagger.yaml

@@ -153,6 +153,8 @@ definitions:
         type: array
       sticker:
         type: string
+      text_mode:
+        type: string
     type: object
   api.TrustIdentityRequest:
     properties:
@@ -946,6 +948,10 @@ paths:
         name: device_name
         required: true
         type: string
+      - description: QRCode Version (defaults to 10)
+        in: query
+        name: qrcode_version
+        type: integer
       produces:
       - application/json
       responses:
@@ -1034,6 +1040,10 @@ paths:
         in: query
         name: ignore_stories
         type: string
+      - description: 'Specify the maximum number of messages to receive (default: unlimited)'
+        in: query
+        name: max_messages
+        type: string
       produces:
       - application/json
       responses: