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 {
  84                                 Mainsoft.Web.Configuration.PagesSection pageSection = (Mainsoft.Web.Configuration.PagesSection) System.Web.Configuration.WebConfigurationManager.GetSection ("mainsoft.web/pages");
  85                                 if (pageSection != null)
  86                                         return pageSection.MultiForm;
  87                                 return false;
  88                         }
  89                 }
  90
  91                 internal bool IsPortletRender
  92                 {
  93                         get {
  94                                 return RenderResponse != null;
  95                         }
  96                 }
  97
  98                 internal bool IsGetBack {
  99                         get {
 100                                 return IsPostBack && IsPortletRender &&
 101                                         (0 == String.Compare (Request.HttpMethod, "GET", StringComparison.OrdinalIgnoreCase));
 102                         }
 103                 }
 104
 105                 internal IPortletRenderResponse RenderResponse
 106                 {
 107                         get {
 108                                 if (!_renderResponseInit)
 109                                         if (Context != null) {
 110                                                 _renderResponse = Context.ServletResponse as IPortletRenderResponse;
 111                                                 _renderResponseInit = true;
 112                                         }
 113                                 return _renderResponse;
 114                         }
 115                 }
 116
 117                 public string CreateRenderUrl (string url)
 118                 {
 119                         if (RenderResponse != null)
 120                                 return RenderResponse.createRenderURL (url);
 121                         if (PortletNamespace == null)
 122                                 return url;
 123
 124                         string internalUrl = RemoveAppPathIfInternal (url);
 125                         if (internalUrl == null)
 126                                 return url;
 127
 128                         PostBackOptions options = new PostBackOptions (this);
 129                         options.ActionUrl = RenderPageMark + internalUrl;
 130                         options.RequiresJavaScriptProtocol = true;
 131                         return ClientScript.GetPostBackEventReference (options);
 132                 }
 133
 134                 public string CreateActionUrl (string url)
 135                 {
 136                         if (url.StartsWith (RenderPageMark, StringComparison.Ordinal) || url.StartsWith (ActionPageMark, StringComparison.Ordinal))
 137                                 return url;
 138
 139                         if (RenderResponse != null)
 140                                 return RenderResponse.createActionURL (url);
 141                         if (PortletNamespace == null)
 142                                 return url;
 143
 144                         Uri requestUrl = Request.Url;
 145                         string internalUrl = RemoveAppPathIfInternal (url);
 146                         if (internalUrl == null)
 147                                 return url;
 148
 149                         return ActionPageMark + internalUrl;
 150                 }
 151
 152                 private string RemoveAppPathIfInternal (string url)
 153                 {
 154                         Uri reqUrl = Request.Url;
 155                         string appPath = Request.ApplicationPath;
 156                         string currPage = Request.CurrentExecutionFilePath;
 157                         if (currPage.StartsWith (appPath, StringComparison.InvariantCultureIgnoreCase))
 158                                 currPage = currPage.Substring (appPath.Length);
 159                         return PortletInternalUtils.mapPathIfInternal (url, reqUrl.Host, reqUrl.Port, reqUrl.Scheme, appPath, currPage);
 160                 }
 161
 162                 internal bool OnSaveStateCompleteForPortlet ()
 163                 {
 164                         if (PortletNamespace != null) {
 165                                 ClientScript.RegisterHiddenField (PageNamespaceKey, PortletNamespace);
 166                                 ClientScript.RegisterHiddenField (NextActionPageKey, "");
 167                                 ClientScript.RegisterHiddenField (NextRenderPageKey, "");
 168                         }
 169
 170                         IPortletActionResponse resp = Context.ServletResponse as IPortletActionResponse;
 171                         IPortletActionRequest req = Context.ServletRequest as IPortletActionRequest;
 172                         if (req == null)
 173                                 return false;
 174
 175                         // When redirecting don't save the page viewstate and hidden fields
 176                         if (resp.isRedirected ())
 177                                 return true;
 178
 179                         if (IsPostBack && 0 == String.Compare (Request.HttpMethod, "POST", true, CultureInfo.InvariantCulture)) {
 180                                 resp.setRenderParameter ("__VIEWSTATE", GetSavedViewState ());
 181                                 if (ClientScript.hiddenFields != null)
 182                                         foreach (string key in ClientScript.hiddenFields.Keys)
 183                                                 resp.setRenderParameter (key, (string) ClientScript.hiddenFields [key]);
 184
 185                                 if (is_validated && Validators.Count > 0) {
 186                                         string validatorsState = GetValidatorsState ();
 187 #if DEBUG
 188                                         Console.WriteLine ("__VALIDATORSSTATE: " + validatorsState);
 189 #endif
 190                                         if (!String.IsNullOrEmpty (validatorsState))
 191                                                 resp.setRenderParameter ("__VALIDATORSSTATE", validatorsState);
 192                                 }
 193                         }
 194
 195                         // Stop processing only if we are handling processAction. If we
 196                         // are handling a postback from render then fall through.
 197                         return req.processActionOnly ();
 198                 }
 199
 200                 string GetValidatorsState () {
 201                         bool [] validatorsState = new bool [Validators.Count];
 202                         bool isValid = true;
 203                         for (int i = 0; i < Validators.Count; i++) {
 204                                 IValidator val = Validators [i];
 205                                 if (!val.IsValid)
 206                                         isValid = false;
 207                                 else
 208                                         validatorsState [i] = true;
 209                         }
 210                         if (isValid)
 211                                 return null;
 212
 213                         return GetFormatter ().Serialize (validatorsState);
 214                 }
 215
 216                 void RestoreValidatorsState () {
 217                         string validatorsStateSerialized = Request.Form ["__VALIDATORSSTATE"];
 218                         if (String.IsNullOrEmpty (validatorsStateSerialized))
 219                                 return;
 220
 221                         is_validated = true;
 222                         bool [] validatorsState = (bool []) GetFormatter ().Deserialize (validatorsStateSerialized);
 223                         for (int i = 0; i < Math.Min (validatorsState.Length, Validators.Count); i++) {
 224                                 IValidator val = Validators [i];
 225                                 val.IsValid = validatorsState [i];
 226                         }
 227                 }
 228         }
 229 }