Esempio n. 1
0
        /// <summary>
        /// Processes the request.
        /// </summary>
        /// <param name="context">The
        /// <see cref="IWebDavContext" /> object containing both the request and response
        /// objects to use.</param>
        /// <param name="store">The <see cref="IWebDavStore" /> that the <see cref="WebDavServer" /> is hosting.</param>
        /// <exception cref="WebDAVSharp.Server.Exceptions.WebDavNotFoundException"></exception>
        /// <exception cref="WebDavNotFoundException"><para>
        ///   <paramref name="context" /> specifies a request for a store item that does not exist.</para>
        /// <para>- or -</para>
        /// <para>
        ///   <paramref name="context" /> specifies a request for a store item that is not a document.</para></exception>
        /// <exception cref="WebDavConflictException"><paramref name="context" /> specifies a request for a store item using a collection path that does not exist.</exception>
        public void ProcessRequest(IWebDavContext context, IWebDavStore store)
        {
            IWebDavStoreCollection collection = GetParentCollection(store, context, context.Request.Url);
            IWebDavStoreItem       item       = GetItemFromCollection(collection, context.Request.Url);
            IWebDavStoreDocument   doc        = item as IWebDavStoreDocument;

            if (doc == null)
            {
                throw new WebDavNotFoundException();
            }

            long docSize = doc.Size;

            if (docSize == 0)
            {
                context.Response.StatusCode      = (int)HttpStatusCode.OK;
                context.Response.ContentLength64 = 0;
            }

            using (Stream stream = doc.OpenReadStream())
            {
                if (stream == null)
                {
                    context.Response.StatusCode      = (int)HttpStatusCode.OK;
                    context.Response.ContentLength64 = 0;
                }
                else
                {
                    context.Response.StatusCode = (int)HttpStatusCode.OK;

                    //todo Это статика. Надо определять MIME тип по расширению
                    context.Response.AppendHeader("Content-type", "application/vnd.openxmlformats-officedocument.wordprocessingml.document");

                    if (docSize > 0)
                    {
                        context.Response.ContentLength64 = docSize;
                    }

                    byte[] buffer = new byte[4096];
                    int    inBuffer;
                    while ((inBuffer = stream.Read(buffer, 0, buffer.Length)) > 0)
                    {
                        context.Response.OutputStream.Write(buffer, 0, inBuffer);
                    }
                    context.Response.OutputStream.Flush();
                }
            }
        }
        /// <summary>
        /// Processes the request.
        /// </summary>
        /// <param name="server">The <see cref="WebDavServer" /> through which the request came in from the client.</param>
        /// <param name="context">The
        /// <see cref="IHttpListenerContext" /> object containing both the request and response
        /// objects to use.</param>
        /// <param name="store">The <see cref="IWebDavStore" /> that the <see cref="WebDavServer" /> is hosting.</param>
        /// <exception cref="WebDAVSharp.Server.Exceptions.WebDavNotFoundException"></exception>
        /// <exception cref="WebDavNotFoundException"><para>
        ///   <paramref name="context" /> specifies a request for a store item that does not exist.</para>
        /// <para>- or -</para>
        /// <para>
        ///   <paramref name="context" /> specifies a request for a store item that is not a document.</para></exception>
        /// <exception cref="WebDavConflictException"><paramref name="context" /> specifies a request for a store item using a collection path that does not exist.</exception>
        public void ProcessRequest(WebDavServer server, IHttpListenerContext context, IWebDavStore store)
        {
            IWebDavStoreCollection collection = GetParentCollection(server, store, context.Request.Url);
            IWebDavStoreItem       item       = GetItemFromCollection(collection, context.Request.Url);
            IWebDavStoreDocument   doc        = item as IWebDavStoreDocument;

            if (doc == null)
            {
                throw new WebDavNotFoundException();
            }

            long docSize = doc.Size;

            if (docSize == 0)
            {
                context.Response.StatusCode      = (int)HttpStatusCode.OK;
                context.Response.ContentLength64 = 0;
            }

            using (Stream stream = doc.OpenReadStream())
            {
                context.Response.StatusCode = (int)HttpStatusCode.OK;

                if (docSize > 0)
                {
                    context.Response.ContentLength64 = docSize;
                }

                byte[] buffer = new byte[4096];
                int    inBuffer;
                while ((inBuffer = stream.Read(buffer, 0, buffer.Length)) > 0)
                {
                    context.Response.OutputStream.Write(buffer, 0, inBuffer);
                }
            }
            context.Response.Close();
        }
        /// <summary>
        /// Processes the request.
        /// </summary>
        /// <param name="server">The <see cref="WebDavServer" /> through which the request came in from the client.</param>
        /// <param name="context">The
        /// <see cref="IHttpListenerContext" /> object containing both the request and response
        /// objects to use.</param>
        /// <param name="store">The <see cref="IWebDavStore" /> that the <see cref="WebDavServer" /> is hosting.</param>
        /// <exception cref="WebDAVSharp.Server.Exceptions.WebDavNotFoundException"></exception>
        /// <exception cref="WebDavNotFoundException"><para>
        ///   <paramref name="context" /> specifies a request for a store item that does not exist.</para>
        /// <para>- or -</para>
        /// <para>
        ///   <paramref name="context" /> specifies a request for a store item that is not a document.</para></exception>
        /// <exception cref="WebDavConflictException"><paramref name="context" /> specifies a request for a store item using a collection path that does not exist.</exception>
        /// <param name="response"></param>
        /// <param name="request"></param>
        protected override void OnProcessRequest(
            WebDavServer server,
            IHttpListenerContext context,
            IWebDavStore store,
            XmlDocument request,
            XmlDocument response)
        {
            IWebDavStoreCollection collection = GetParentCollection(server, store, context.Request.Url);
            IWebDavStoreItem       item       = GetItemFromCollection(collection, context.Request.Url);
            IWebDavStoreDocument   doc        = item as IWebDavStoreDocument;

            if (doc == null)
            {
                throw new WebDavNotFoundException(string.Format("Cannot find document item  {0}", context.Request.Url));
            }

            context.Response.SetEtag(doc.Etag);
            context.Response.SetLastModified(doc.ModificationDate);
            var extension = doc.ItemPath.GetFileExtensionSafe();

            context.Response.AppendHeader("Content-Type", MimeMapping.GetMimeMapping(extension));

            context.Response.AppendHeader("Cache-Control", "no-cache");
            context.Response.AppendHeader("Pragma", "no-cache");
            context.Response.AppendHeader("Expires", "-1");
            context.Response.AppendHeader("Accept-Ranges", "bytes");
            context.Response.AppendHeader("Access-Control-Allow-Origin", "*");
            context.Response.AppendHeader("Access-Control-Allow-Credentials", "true");
            context.Response.AppendHeader("Access-Control-Allow-Methods", "ACL, CANCELUPLOAD, CHECKIN, CHECKOUT, COPY, DELETE, GET, HEAD, LOCK, MKCALENDAR, MKCOL, MOVE, OPTIONS, POST, PROPFIND, PROPPATCH, PUT, REPORT, SEARCH, UNCHECKOUT, UNLOCK, UPDATE, VERSION-CONTROL");
            context.Response.AppendHeader("Access-Control-Allow-Headers", "Overwrite, Destination, Content-Type, Depth, User-Agent, Translate, Range, Content-Range, Timeout, X-File-Size, X-Requested-With, If-Modified-Since, X-File-Name, Cache-Control, Location, Lock-Token, If");
            context.Response.AppendHeader("X-Engine", ".NETWebDav");
            context.Response.AppendHeader("MS-Author-Via", "DAV");
            context.Response.AppendHeader("Access-Control-Max-Age", "2147483647");
            context.Response.AppendHeader("Public", "");


            var ifModifiedSince = context.Request.Headers["If-Modified-Since"];
            var ifNoneMatch     = context.Request.Headers["If-None-Match"];

            if (ifNoneMatch != null)
            {
                if (ifNoneMatch == doc.Etag)
                {
                    context.Response.StatusCode = 304;
                    context.Response.Close();
                    return;
                }
            }

            long docSize = doc.Size;

            if (docSize == 0)
            {
                context.Response.StatusCode      = (int)HttpStatusCode.OK;
                context.Response.ContentLength64 = 0;
            }

            using (Stream stream = doc.OpenReadStream())
            {
                if (stream == null)
                {
                    context.Response.StatusCode      = (int)HttpStatusCode.OK;
                    context.Response.ContentLength64 = 0;
                }
                else
                {
                    context.Response.StatusCode = (int)HttpStatusCode.OK;

                    if (docSize > 0)
                    {
                        context.Response.ContentLength64 = docSize;
                    }

                    byte[] buffer = new byte[4096];
                    int    inBuffer;
                    while ((inBuffer = stream.Read(buffer, 0, buffer.Length)) > 0)
                    {
                        context.Response.OutputStream.Write(buffer, 0, inBuffer);
                    }
                    context.Response.OutputStream.Flush();
                }
            }

            context.Response.Close();
        }