// FindStatementHead handles request of get meta information
func (c *Controller) FindStatementHead(params martini.Params,
languages acceptlang.AcceptLanguages, w http.ResponseWriter, req *http.Request) (int, string) {
// check version of xAPI
xAPIVersion := req.Header.Get("X-Experience-API-Version")
if !validator.IsValidXAPIVersion(xAPIVersion) {
return NewBadRequestErr("Invalid or empty xAPI version given in X-Experience-API-Version").Response()
}
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("X-Experience-API-Version", "1.0.2")
w.Header().Set("Content-Type", "application/json") // BUG: this header is wrong when attachments given
return http.StatusOK, ""
}
// FindStatement handles request of search statement
func (c *Controller) FindStatement(params martini.Params,
languages acceptlang.AcceptLanguages, w http.ResponseWriter, req *http.Request) (int, string) {
user, app := params["user"], params["app"]
// check version of xAPI
xAPIVersion := req.Header.Get("X-Experience-API-Version")
if !validator.IsValidXAPIVersion(xAPIVersion) {
return NewBadRequestErr("Invalid or empty xAPI version given in X-Experience-API-Version").Response()
}
urlParams := req.URL.Query()
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("X-Experience-API-Version", "1.0.2")
// find single statement if statementId or voidedStatementId is specified
if len(urlParams.Get("statementId")) > 0 || len(urlParams.Get("voidedStatementId")) > 0 {
return c.findSingleStatement(xAPIVersion, user, app, urlParams, w)
}
// otherwise find multiple statments
return c.findMultipleStatements(xAPIVersion, user, app, languages, urlParams, w)
}