Exemplo n.º 1
0
        /// <summary>
        /// Validates the specified Sword request.
        /// </summary>
        /// <param name="context">An instance of HttpContext containing the request details.</param>
        /// <param name="errorMessage">An error message describing the reason if validation is failed.</param>
        /// <returns>True if the request is valid, otherwise false.</returns>
        public bool ValidateRequest(HttpContext context, out string errorMessage)
        {
            string httpRequestType = context.Request.RequestType.ToUpperInvariant();

            // Verify request type is GET, PUT, POST, DELETE
            if (!(PlatformConstants.GetRequestType == httpRequestType ||
                  PlatformConstants.PutRequestType == httpRequestType ||
                  PlatformConstants.PostRequestType == httpRequestType ||
                  PlatformConstants.DeleteRequestType == httpRequestType))
            {
                errorMessage = Resources.ATOMPUB_INVALID_METHOD;
                return(false);
            }

            Uri baseUri = new Uri(SwordHelper.GetBaseUri());
            AtomPubRequestType requestType = AtomPubHelper.GetAtomPubRequestType(context, baseUri);
            bool isValidRequest            = AtomPubRequestType.Unknwon != requestType;

            errorMessage = (isValidRequest) ? string.Empty : Resources.ATOMPUB_BAD_REQUEST;
            return(isValidRequest);
        }
Exemplo n.º 2
0
 /// <summary>
 /// Initializes a new instance of the <see cref="SwordGetProcessor"/> class.
 /// </summary>
 public SwordGetProcessor()
     : base(SwordHelper.GetBaseUri())
 {
 }
Exemplo n.º 3
0
 /// <summary>
 /// Initializes a new instance of the <see cref="SwordPostProcessor"/> class.
 /// </summary>
 internal SwordPostProcessor()
     : base(SwordHelper.GetBaseUri())
 {
 }
Exemplo n.º 4
0
 /// <summary>
 /// Initializes a new instance of the <see cref="ZentitySwordStoreWriter"/> class.
 /// </summary>
 public ZentitySwordStoreWriter()
     : base(SwordHelper.GetBaseUri())
 {
 }
Exemplo n.º 5
0
        /// <summary>
        /// Processes the GET and POST requests sent to the Sword service.
        /// </summary>
        /// <param name="context">HttpContext object containing the request information.</param>
        /// <param name="statusCode">Out parameter returns the status of the request.</param>
        /// <returns>Response in string format.</returns>
        public string ProcessRequest(HttpContext context, out System.Net.HttpStatusCode statusCode)
        {
            var unknownContentHeaders = context.Request.Headers.AllKeys
                                        .Intersect(AtomPubHelper.UnknownContentHeaders);

            if (0 < unknownContentHeaders.Count())
            {
                statusCode = HttpStatusCode.NotImplemented;
                return(string.Format(CultureInfo.InvariantCulture,
                                     Resources.ATOMPUB_UNKNOWN_CONTENT_HEADER,
                                     unknownContentHeaders.First()));
            }

            HttpRequestProcessor processor = null;

            switch (context.Request.RequestType)
            {
            case PlatformConstants.GetRequestType:
                processor = new SwordGetProcessor();
                break;

            case PlatformConstants.PostRequestType:
                processor = new SwordPostProcessor();
                break;

            case PlatformConstants.PutRequestType:
                processor = new AtomPubPutProcessor(SwordHelper.GetBaseUri());
                break;

            case PlatformConstants.DeleteRequestType:
                processor = new AtomPubDeleteProcessor(SwordHelper.GetBaseUri());
                break;

            default:
                processor = null;
                break;
            }

            if (null == processor)
            {
                statusCode = HttpStatusCode.NotImplemented;
                return(Resources.SWORD_UNSUPPORTED_REQUEST_TYPE);
            }

            try
            {
                string responseString = string.Empty;
                // Check if it is a valid request
                if (processor.ValidateRequest(context, out responseString))
                {
                    return(processor.ProcessRequest(context, out statusCode));
                }
                else
                {
                    statusCode = HttpStatusCode.BadRequest;
                    return(responseString);
                }
            }
            catch (UnauthorizedException ex)
            {
                statusCode = HttpStatusCode.Forbidden;
                return(ex.Message);
            }
        }