mcs/class/System.Web/System.Web.UI/Page.jvm.cs

   1 //
   2 // System.Web.UI.Page.jvm.cs
   3 //
   4 // Authors:
   5 //   Eyal Alaluf (eyala@mainsoft.com)
   6 //
   7 // (C) 2006 Mainsoft Co. (http://www.mainsoft.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using vmw.@internal.j2ee;
  30 using javax.servlet.http;
  31 using System.Collections.Specialized;
  32 using System.Globalization;
  33 using System.Web.Hosting;
  34 using System.Web.J2EE;
  35 using System.ComponentModel;
  36
  37 namespace System.Web.UI
  38 {
  39         public partial class Page
  40         {
  41                 const string PageNamespaceKey = "__PAGENAMESPACE";
  42                 const string RenderPageMark = "vmw.render.page=";
  43                 const string ActionPageMark = "vmw.action.page=";
  44                 static readonly string NextActionPageKey = PortletInternalUtils.NextActionPage;
  45                 static readonly string NextRenderPageKey = PortletInternalUtils.NextRenderPage;
  46
  47                 bool _emptyPortletNamespace = false;
  48                 string _PortletNamespace = null;
  49                 bool _renderResponseInit = false;
  50                 IPortletRenderResponse _renderResponse = null;
  51
  52                 internal string PortletNamespace
  53                 {
  54                         get {
  55                                 if (_emptyPortletNamespace)
  56                                         return null;
  57
  58                                 if (_PortletNamespace == null) {
  59                                         IPortletResponse portletResponse = null;
  60                                         if (Context != null) {
  61                                                 string usePortletNamespace = J2EEUtils.GetInitParameterByHierarchy (Context.Servlet.getServletConfig (), "mainsoft.use.portlet.namespace");
  62                                                 if (usePortletNamespace == null || Boolean.Parse(usePortletNamespace))
  63                                                         portletResponse = Context.ServletResponse as IPortletResponse;
  64                                         }
  65                                         if (portletResponse != null)
  66                                                 _PortletNamespace = portletResponse.getNamespace ();
  67                                         else if (_requestValueCollection != null && _requestValueCollection [PageNamespaceKey] != null)
  68                                                 _PortletNamespace = _requestValueCollection [PageNamespaceKey];
  69
  70                                         _emptyPortletNamespace = _PortletNamespace == null;
  71                                 }
  72                                 return _PortletNamespace;
  73                         }
  74                 }
  75
  76                 internal string theForm {
  77                         get {
  78                                 return "theForm" + PortletNamespace;
  79                         }
  80                 }
  81
  82                 internal bool IsMultiForm {
  83                         get { return IsPortletRender; }
  84                 }
  85
  86                 internal bool IsPortletRender
  87                 {
  88                         get {
  89                                 return RenderResponse != null;
  90                         }
  91                 }
  92
  93                 internal bool IsGetBack {
  94                         get {
  95                                 return IsPostBack && IsPortletRender &&
  96                                         (0 == String.Compare (Request.HttpMethod, "GET", StringComparison.OrdinalIgnoreCase));
  97                         }
  98                 }
  99
 100                 internal IPortletRenderResponse RenderResponse
 101                 {
 102                         get {
 103                                 if (!_renderResponseInit)
 104                                         if (Context != null) {
 105                                                 _renderResponse = Context.ServletResponse as IPortletRenderResponse;
 106                                                 _renderResponseInit = true;
 107                                         }
 108                                 return _renderResponse;
 109                         }
 110                 }
 111
 112                 public string CreateRenderUrl (string url)
 113                 {
 114                         if (RenderResponse != null)
 115                                 return RenderResponse.createRenderURL (url);
 116                         if (PortletNamespace == null)
 117                                 return url;
 118
 119                         string internalUrl = RemoveAppPathIfInternal (url);
 120                         if (internalUrl == null)
 121                                 return url;
 122
 123                         PostBackOptions options = new PostBackOptions (this);
 124                         options.ActionUrl = RenderPageMark + internalUrl;
 125                         options.RequiresJavaScriptProtocol = true;
 126                         return ClientScript.GetPostBackEventReference (options);
 127                 }
 128
 129                 public string CreateActionUrl (string url)
 130                 {
 131                         if (url.StartsWith (RenderPageMark, StringComparison.Ordinal) || url.StartsWith (ActionPageMark, StringComparison.Ordinal))
 132                                 return url;
 133
 134                         if (RenderResponse != null)
 135                                 return RenderResponse.createActionURL (url);
 136                         if (PortletNamespace == null)
 137                                 return url;
 138
 139                         Uri requestUrl = Request.Url;
 140                         string internalUrl = RemoveAppPathIfInternal (url);
 141                         if (internalUrl == null)
 142                                 return url;
 143
 144                         return ActionPageMark + internalUrl;
 145                 }
 146
 147                 private string RemoveAppPathIfInternal (string url)
 148                 {
 149                         Uri reqUrl = Request.Url;
 150                         string appPath = Request.ApplicationPath;
 151                         string currPage = Request.CurrentExecutionFilePath;
 152                         if (currPage.StartsWith (appPath, StringComparison.InvariantCultureIgnoreCase))
 153                                 currPage = currPage.Substring (appPath.Length);
 154                         return PortletInternalUtils.mapPathIfInternal (url, reqUrl.Host, reqUrl.Port, reqUrl.Scheme, appPath, currPage);
 155                 }
 156
 157                 internal bool OnSaveStateCompleteForPortlet ()
 158                 {
 159                         if (PortletNamespace != null) {
 160                                 ClientScript.RegisterHiddenField (PageNamespaceKey, PortletNamespace);
 161                                 ClientScript.RegisterHiddenField (NextActionPageKey, "");
 162                                 ClientScript.RegisterHiddenField (NextRenderPageKey, "");
 163                         }
 164
 165                         IPortletActionResponse resp = Context.ServletResponse as IPortletActionResponse;
 166                         IPortletActionRequest req = Context.ServletRequest as IPortletActionRequest;
 167                         if (req == null)
 168                                 return false;
 169
 170                         // When redirecting don't save the page viewstate and hidden fields
 171                         if (resp.isRedirected ())
 172                                 return true;
 173
 174                         if (IsPostBack && 0 == String.Compare (Request.HttpMethod, "POST", true, CultureInfo.InvariantCulture)) {
 175                                 resp.setRenderParameter ("__VIEWSTATE", GetSavedViewState ());
 176                                 if (ClientScript.hiddenFields != null)
 177                                         foreach (string key in ClientScript.hiddenFields.Keys)
 178                                                 resp.setRenderParameter (key, (string) ClientScript.hiddenFields [key]);
 179                         }
 180
 181                         // Stop processing only if we are handling processAction. If we
 182                         // are handling a postback from render then fall through.
 183                         return req.processActionOnly ();
 184                 }
 185         }
 186 }