Add Gitter support

vendor/github.com/mrexodia/wray/http_transport.go

@@ -0,0 +1,55 @@
+package wray
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"io/ioutil"
+	"net/http"
+	"net/url"
+)
+
+type HttpTransport struct {
+	url      string
+	SendHook func(data map[string]interface{})
+}
+
+func (self HttpTransport) isUsable(clientUrl string) bool {
+	parsedUrl, err := url.Parse(clientUrl)
+	if err != nil {
+		return false
+	}
+	if parsedUrl.Scheme == "http" || parsedUrl.Scheme == "https" {
+		return true
+	}
+	return false
+}
+
+func (self HttpTransport) connectionType() string {
+	return "long-polling"
+}
+
+func (self HttpTransport) send(data map[string]interface{}) (Response, error) {
+	if self.SendHook != nil {
+		self.SendHook(data)
+	}
+	dataBytes, _ := json.Marshal(data)
+	buffer := bytes.NewBuffer(dataBytes)
+	responseData, err := http.Post(self.url, "application/json", buffer)
+	if err != nil {
+		return Response{}, err
+	}
+	if responseData.StatusCode != 200 {
+		return Response{}, errors.New(responseData.Status)
+	}
+	readData, _ := ioutil.ReadAll(responseData.Body)
+	responseData.Body.Close()
+	var jsonData []interface{}
+	json.Unmarshal(readData, &jsonData)
+	response := newResponse(jsonData)
+	return response, nil
+}
+
+func (self *HttpTransport) setUrl(url string) {
+	self.url = url
+}