Разгон страниц Sharepoint: жесткая оптимизация
Кому-то еще на тренинге обещала опубликовать код того IHttpModule с помошью которого я облегчала вес страниц sharepoint. Вообщем вот он.
/// <summary>
/// Модуль очистки вывода от ненужных тегов
/// </summary>
public class OutputCleanupModule : IHttpModule
{
/// <summary>
/// Инициализация
/// </summary>
/// <param name="app"></param>
public void Init(HttpApplication app)
{
app.ReleaseRequestState += new EventHandler(InstallResponseFilter);
}
/// <summary>
/// Инсталировать фильтр вывода
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void InstallResponseFilter(object sender, EventArgs e)
{
HttpResponse response = HttpContext.Current.Response;
HttpRequest request = HttpContext.Current.Request;
if ("text/html" == response.ContentType && true == request.Url.AbsolutePath.EndsWith(".aspx")
&& false == request.Url.AbsolutePath.Contains("_layouts/"))
{
SPWeb web = SPContext.Current.Web;
if(false == web.DoesUserHavePermissions(SPBasePermissions.ManageLists))
response.Filter = new OutputCleanupFilter(response.Filter);
}
}
/// <summary>
/// Очистка ресурсов
/// </summary>
public void Dispose()
{
}
}
/// <summary>
/// Фильтр очистки вывода от ненужных тегов
/// </summary>
public class OutputCleanupFilter : Stream
{
private static String[] completeTagsToCleanup = new String[]
{
"<meta name=\"GENERATOR\" content=\"Microsoft SharePoint\" />",
"<input type=\"hidden\" name=\"__SPSCEditMenu\" id=\"__SPSCEditMenu\" value=\"true\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOWebPartPage_PostbackSource\" id=\"MSOWebPartPage_PostbackSource\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOTlPn_SelectedWpId\" id=\"MSOTlPn_SelectedWpId\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOTlPn_View\" id=\"MSOTlPn_View\" value=\"0\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOTlPn_ShowSettings\" id=\"MSOTlPn_ShowSettings\" value=\"False\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOGallery_SelectedLibrary\" id=\"MSOGallery_SelectedLibrary\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOGallery_FilterString\" id=\"MSOGallery_FilterString\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOTlPn_Button\" id=\"MSOTlPn_Button\" value=\"none\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOAuthoringConsole_FormContext\" id=\"MSOAuthoringConsole_FormContext\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOAC_EditDuringWorkflow\" id=\"MSOAC_EditDuringWorkflow\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOSPWebPartManager_DisplayModeName\" id=\"MSOSPWebPartManager_DisplayModeName\" value=\"Browse\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOWebPartPage_Shared\" id=\"MSOWebPartPage_Shared\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOLayout_LayoutChanges\" id=\"MSOLayout_LayoutChanges\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOLayout_InDesignMode\" id=\"MSOLayout_InDesignMode\" value=\"\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOSPWebPartManager_OldDisplayModeName\" id=\"MSOSPWebPartManager_OldDisplayModeName\" value=\"Browse\" />"+System.Environment.NewLine,
"<input type=\"hidden\" name=\"MSOSPWebPartManager_StartWebPartEditingName\" id=\"MSOSPWebPartManager_StartWebPartEditingName\" value=\"false\" />"+System.Environment.NewLine,
//"_spBodyOnLoadWrapper();",
};
private static String[] tagsToCleanup = new String[]
{
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/_layouts/1033/styles/core.css?rev=",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/Style%20Library/en-US/Core%20Styles/Band.css",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/Style%20Library/en-US/Core%20Styles/Controls.css",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/_layouts/1033/styles/HtmlEditorCustomStyles.css?rev=",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/_layouts/1033/styles/HtmlEditorTableFormats.css?rev=",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/_layouts/1049/styles/core.css?rev=",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/Style%20Library/ru-RU/Core%20Styles/Band.css",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/Style%20Library/ru-RU/Core%20Styles/Controls.css",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/_layouts/1049/styles/HtmlEditorCustomStyles.css?rev=",
"<link rel=\"stylesheet\" type=\"text/css\" href=\"/_layouts/1049/styles/HtmlEditorTableFormats.css?rev=",
//"<input type=\"hidden\" name=\"__REQUESTDIGEST\" id=\"__REQUESTDIGEST\"",
//"<input type=\"hidden\" name=\"__VIEWSTATE\" id=\"__VIEWSTATE\" value=",
};
private static string[] scriptsToCleanup = new String[]
{
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1033/core.js?rev=",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1033/init.js?rev=",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1033/ie55up.js?rev=",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1033/non_ie.js?rev=",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1049/core.js?rev=",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1049/init.js?rev=",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1049/ie55up.js?rev=",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/1049/non_ie.js?rev=",
//"<script src=\"/WebResource.axd?",
"<script> var MSOWebPartPageFormName = 'aspnetForm'",
"<script type=\"text/javascript\" language=\"javascript\" src=\"/_layouts/portal.js?rev=",
"<script type=\"text/javascript\">"+System.Environment.NewLine+"<!--"+System.Environment.NewLine+"var __wpmExportWarning",
"<script type=\"text/JavaScript\" language=\"JavaScript\">"+System.Environment.NewLine+"<!--"+System.Environment.NewLine+"var L_Menu_BaseUrl",
};
private Stream responseStream;
private long position;
public OutputCleanupFilter(Stream inputStream)
{
this.responseStream = inputStream;
}
public override void Write(Byte[] buffer, Int32 offset, Int32 count)
{
StringBuilder html = new StringBuilder(System.Text.UTF8Encoding.UTF8.GetString(buffer, offset, count));
foreach (String completeTagToClean in completeTagsToCleanup)
{
this.CleanUp(html, completeTagToClean, null);
}
foreach (String tagToClean in tagsToCleanup)
{
this.CleanUp(html, tagToClean, ">");
}
foreach (String scriptToClean in scriptsToCleanup)
{
this.CleanUp(html, scriptToClean, "</script>");
}
Byte[] data = System.Text.UTF8Encoding.UTF8.GetBytes(html.ToString());
responseStream.Write(data, 0, data.Length);
}
/// <summary>
/// Удаление патернов
/// </summary>
/// <param name="html"></param>
/// <param name="search"></param>
/// <param name="endTag"></param>
private void CleanUp(StringBuilder html, String search, String endTag)
{
Int32 startPos = html.ToString().IndexOf(search, StringComparison.OrdinalIgnoreCase);
if (-1 != startPos)
{
if (false == String.IsNullOrEmpty(endTag))
{
Int32 endPos = html.ToString().IndexOf(endTag, startPos, StringComparison.OrdinalIgnoreCase);
if (-1 != endPos)
html.Remove(startPos, endPos - startPos + endTag.Length);
}
else
{
html.Remove(startPos, search.Length);
}
}
}
//**************************************************
// Stream
//**************************************************
#region Stream
public override bool CanRead
{
get
{
return true;
}
}
public override bool CanSeek
{
get
{
return true;
}
}
public override bool CanWrite
{
get
{
return true;
}
}
public override void Close()
{
responseStream.Close();
}
public override void Flush()
{
responseStream.Flush();
}
public override long Length
{
get
{
return 0;
}
}
public override long Position
{
get
{
return position;
}
set
{
position = value;
}
}
public override long Seek(long offset, SeekOrigin origin)
{
return responseStream.Seek(offset, origin);
}
public override void SetLength(long length)
{
responseStream.SetLength(length);
}
public override int Read(byte[] buffer, int offset, int count)
{
return responseStream.Read(buffer, offset, count);
}
#endregion Stream
}
* This source code was highlighted with Source Code Highlighter.
На всякий случай напоминаю. Модуль просто так не заработает. Сборку надо класть в GAC и прописывать модуль в web.config
