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Rss.aspx.vb
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'
' News Articles for DotNetNuke - http://www.dotnetnuke.com
' Copyright (c) 2002-2007
' by Ventrian ( [email protected] ) ( http://www.ventrian.com )
'
Imports System.IO
Imports System.Xml
Imports DotNetNuke.Common
Imports DotNetNuke.Common.Utilities
Imports DotNetNuke.Entities.Modules
Imports DotNetNuke.Entities.Portals
Imports DotNetNuke.Entities.Tabs
Imports DotNetNuke.Framework
Imports System.Net
Namespace Ventrian.NewsArticles
Partial Public Class Rss
Inherits System.Web.UI.Page
#Region " Private Members "
Private m_articleIDs As String = Null.NullString
Private m_count As Integer = Null.NullInteger
Private m_categoryID() As Integer = Nothing
Private m_categoryIDExclude() As Integer = Nothing
Private m_tabID As Integer = Null.NullInteger
Private m_TabInfo As DotNetNuke.Entities.Tabs.TabInfo
Private m_moduleID As Integer = Null.NullInteger
Private m_authorID As Integer = Null.NullInteger
Private m_featuredOnly As Boolean = False
Private m_matchAll As Boolean = False
Private m_notFeaturedOnly As Boolean = False
Private m_securedOnly As Boolean = False
Private m_notSecuredOnly As Boolean = False
Private m_showExpired As Boolean = False
Private m_sortBy As String = ArticleConstants.DEFAULT_SORT_BY
Private m_sortDirection As String = ArticleConstants.DEFAULT_SORT_DIRECTION
Private m_tagID() As Integer = Nothing
Private m_tagMatch As Boolean = False
Private m_month As Integer = Null.NullInteger
Private m_year As Integer = Null.NullInteger
Private _template As String = "Standard"
Private _enableSyndicationEnclosures As Boolean = True
Private _enableSyndicationHtml As Boolean = False
Private _enclosureType As SyndicationEnclosureType = SyndicationEnclosureType.Attachment
Private _syndicationSummaryLength As Integer = Null.NullInteger
#End Region
#Region " Private Methods "
Private Sub ReadQueryString()
If (Request("TabID") <> "") Then
If (IsNumeric(Request("TabID"))) Then
m_tabID = Convert.ToInt32(Request("TabID"))
Dim objTabController As New TabController
m_TabInfo = objTabController.GetTab(m_tabID, Globals.GetPortalSettings().PortalId, False)
End If
End If
If (Request("ModuleID") <> "") Then
If (IsNumeric(Request("ModuleID"))) Then
m_moduleID = Convert.ToInt32(Request("ModuleID"))
End If
End If
If (Request("CategoryID") <> "") Then
Dim categories As String() = Request("CategoryID").ToString().Split(Convert.ToChar(","))
If (categories.Length > 0) Then
ReDim m_categoryID(categories.Length - 1)
For i As Integer = 0 To categories.Length - 1
m_categoryID(i) = Convert.ToInt32(categories(i))
Next
End If
End If
If (Request("CategoryIDExclude") <> "") Then
Dim categories As String() = Request("CategoryIDExclude").ToString().Split(Convert.ToChar(","))
If (categories.Length > 0) Then
ReDim m_categoryIDExclude(categories.Length - 1)
For i As Integer = 0 To categories.Length - 1
m_categoryIDExclude(i) = Convert.ToInt32(categories(i))
Next
End If
End If
If (Request("MaxCount") <> "") Then
If (IsNumeric(Request("MaxCount"))) Then
m_count = Convert.ToInt32(Request("MaxCount"))
End If
End If
If (Request("AuthorID") <> "") Then
If (IsNumeric(Request("AuthorID"))) Then
m_authorID = Convert.ToInt32(Request("AuthorID"))
End If
End If
If (Request("FeaturedOnly") <> "") Then
m_featuredOnly = Convert.ToBoolean(Request("FeaturedOnly"))
End If
If (Request("NotFeaturedOnly") <> "") Then
m_notFeaturedOnly = Convert.ToBoolean(Request("NotFeaturedOnly"))
End If
If (Request("ShowExpired") <> "") Then
m_showExpired = Convert.ToBoolean(Request("ShowExpired"))
End If
If (Request("SecuredOnly") <> "") Then
m_securedOnly = Convert.ToBoolean(Request("SecuredOnly"))
End If
If (Request("NotSecuredOnly") <> "") Then
m_notSecuredOnly = Convert.ToBoolean(Request("NotSecuredOnly"))
End If
If (Request("ArticleIDs") <> "") Then
m_articleIDs = Request("ArticleIDs")
End If
If (Request("SortBy") <> "") Then
m_sortBy = Request("SortBy").ToString()
End If
If (Request("SortDirection") <> "") Then
m_sortDirection = Request("SortDirection").ToString()
End If
If (Request("Month") <> "") Then
If (IsNumeric(Request("Month"))) Then
m_month = Convert.ToInt32(Request("Month"))
End If
End If
If (Request("Year") <> "") Then
If (IsNumeric(Request("Year"))) Then
m_year = Convert.ToInt32(Request("Year"))
End If
End If
If (Request("MatchTag") <> "") Then
If (Request("MatchTag") = "1") Then
m_tagMatch = True
End If
End If
If (Request("TagIDs") <> "") Then
Dim tagIDs() As String = Request("TagIDs").Split(","c)
If (tagIDs.Length > 0) Then
Dim tags As New List(Of Integer)
For Each tag As String In tagIDs
If (IsNumeric(tag)) Then
tags.Add(Convert.ToInt32(tag))
End If
Next
m_tagID = tags.ToArray()
End If
End If
If (Request("Tags") <> "") Then
Dim tags As New List(Of Integer)
For Each tag As String In Request("Tags").Split("|"c)
If (tag <> "") Then
Dim objTagController As New TagController()
Dim objTag As TagInfo = objTagController.Get(m_moduleID, Server.UrlDecode(tag).ToLower())
If (objTag IsNot Nothing) Then
tags.Add(objTag.TagID)
Else
If (m_tagMatch) Then
tags.Add(Null.NullInteger)
End If
End If
End If
Next
If (tags.Count > 0) Then
m_tagID = tags.ToArray()
End If
End If
End Sub
Private Function GetParentPortal(ByVal sportalalias As String) As String
If (sportalalias.IndexOf("localhost") < 0) Then
If (sportalalias.IndexOf("/") > 0) Then
sportalalias = sportalalias.Substring(0, sportalalias.IndexOf("/"))
End If
End If
GetParentPortal = sportalalias
End Function
Private Function FormatTitle(ByVal title As String) As String
Return OnlyAlphaNumericChars(title) & ".aspx"
End Function
Public Function OnlyAlphaNumericChars(ByVal OrigString As String) As String
'***********************************************************
'INPUT: Any String
'OUTPUT: The Input String with all non-alphanumeric characters
' removed
'EXAMPLE Debug.Print OnlyAlphaNumericChars("Hello World!")
'output = "HelloWorld")
'NOTES: Not optimized for speed and will run slow on long
' strings. If you plan on using long strings, consider
' using alternative method of appending to output string,
' such as the method at
' http://www.freevbcode.com/ShowCode.Asp?ID=154
'***********************************************************
Dim lLen As Integer
Dim sAns As String = ""
Dim lCtr As Integer
Dim sChar As String
OrigString = Trim(OrigString)
lLen = Len(OrigString)
For lCtr = 1 To lLen
sChar = Mid(OrigString, lCtr, 1)
If IsAlphaNumeric(Mid(OrigString, lCtr, 1)) Then
sAns = sAns & sChar
End If
Next
OnlyAlphaNumericChars = sAns
End Function
Private Function IsAlphaNumeric(ByVal sChr As String) As Boolean
IsAlphaNumeric = sChr Like "[0-9A-Za-z]"
End Function
Private Sub ProcessHeaderFooter(ByRef objPlaceHolder As ControlCollection, ByVal templateArray As String())
For iPtr As Integer = 0 To templateArray.Length - 1 Step 2
objPlaceHolder.Add(New LiteralControl(templateArray(iPtr).ToString()))
If iPtr < templateArray.Length - 1 Then
Select Case templateArray(iPtr + 1)
Case "PORTALNAME"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & iPtr.ToString())
objLiteral.Text = Server.HtmlEncode(PortalController.GetCurrentPortalSettings().PortalName)
objPlaceHolder.Add(objLiteral)
Case "PORTALURL"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & iPtr.ToString())
objLiteral.Text = Server.HtmlEncode(AddHTTP(PortalController.GetCurrentPortalSettings().PortalAlias.HTTPAlias))
objPlaceHolder.Add(objLiteral)
End Select
End If
Next
End Sub
Private Function ProcessItem(ByVal item As String) As String
If (item.Contains("<")) Then
' already encoded?
Return item
End If
Return Server.HtmlEncode(item)
End Function
Private Sub ProcessItem(ByRef objPlaceHolder As ControlCollection, ByVal templateArray As String(), ByVal objArticle As ArticleInfo, ByVal articleSettings As ArticleSettings, ByVal objTab As TabInfo)
Dim portalSettings As PortalSettings = PortalController.GetCurrentPortalSettings()
Dim enclosureLink As String = ""
Dim enclosureType As String = ""
Dim enclosureLength As String = ""
If (_enableSyndicationEnclosures) Then
If (_enclosureType = SyndicationEnclosureType.Attachment) Then
If (objArticle.FileCount > 0 Or objArticle.Url.ToLower().StartsWith("http://") Or objArticle.Url.ToLower().StartsWith("https://")) Then
If (objArticle.FileCount > 0) Then
Dim objFileController As New FileController()
Dim objFiles As List(Of FileInfo) = objFileController.GetFileList(objArticle.ArticleID, "")
If (objFiles.Count > 0) Then
If (System.Web.HttpContext.Current.Request.Url.Port = 80) Then
enclosureLink = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & portalSettings.HomeDirectory & objFiles(0).Folder & objFiles(0).FileName)
Else
enclosureLink = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & ":" & System.Web.HttpContext.Current.Request.Url.Port.ToString() & portalSettings.HomeDirectory & objFiles(0).Folder & objFiles(0).FileName)
End If
enclosureType = objFiles(0).ContentType
enclosureLength = objFiles(0).Size.ToString()
End If
Else
If (objArticle.Url.ToLower().StartsWith("http://") Or objArticle.Url.ToLower().StartsWith("https://")) Then
Dim objFileInfo As Hashtable = CType(DataCache.GetCache("NA-" & objArticle.Url), Hashtable)
If (objFileInfo Is Nothing) Then
objFileInfo = New Hashtable
Try
Dim Url As New Uri(objArticle.Url)
Dim myHttpWebRequest As HttpWebRequest = DirectCast(WebRequest.Create(Url), HttpWebRequest)
Dim myHttpWebResponse As HttpWebResponse = DirectCast(myHttpWebRequest.GetResponse(), HttpWebResponse)
objFileInfo.Add("ContentType", myHttpWebResponse.ContentType)
objFileInfo.Add("ContentLength", myHttpWebResponse.ContentLength)
myHttpWebResponse.Close()
Catch
End Try
DataCache.SetCache("NA-" & objArticle.Url, objFileInfo)
End If
If (objFileInfo.Count > 0) Then
enclosureLink = objArticle.Url
enclosureType = objFileInfo("ContentType").ToString()
enclosureLength = objFileInfo("ContentLength").ToString()
End If
End If
End If
End If
Else
If (objArticle.ImageCount > 0) Then
Dim objImageController As New ImageController
Dim objImages As List(Of ImageInfo) = objImageController.GetImageList(objArticle.ArticleID, Null.NullString())
If (objImages.Count > 0) Then
If (System.Web.HttpContext.Current.Request.Url.Port = 80) Then
enclosureLink = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & portalSettings.HomeDirectory & objImages(0).Folder & objImages(0).FileName)
Else
enclosureLink = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & ":" & System.Web.HttpContext.Current.Request.Url.Port.ToString() & portalSettings.HomeDirectory & objImages(0).Folder & objImages(0).FileName)
End If
enclosureType = objImages(0).ContentType
enclosureLength = objImages(0).Size.ToString()
End If
End If
End If
End If
Dim hasEnclosure As Boolean = False
If (enclosureLink <> "") Then
hasEnclosure = True
End If
For iPtr As Integer = 0 To templateArray.Length - 1 Step 2
objPlaceHolder.Add(New LiteralControl(templateArray(iPtr).ToString()))
If iPtr < templateArray.Length - 1 Then
Select Case templateArray(iPtr + 1)
Case "ARTICLELINK"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
Dim pageID As Integer = Null.NullInteger
If (articleSettings.SyndicationLinkType = SyndicationLinkType.Attachment And (objArticle.Url <> "" Or objArticle.FileCount > 0)) Then
If (objArticle.FileCount > 0) Then
Dim objFileController As New FileController()
Dim objFiles As List(Of FileInfo) = objFileController.GetFileList(objArticle.ArticleID, "")
If (objFiles.Count > 0) Then
If (System.Web.HttpContext.Current.Request.Url.Port = 80) Then
objLiteral.Text = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & portalSettings.HomeDirectory & objFiles(0).Folder & objFiles(0).FileName).Replace("&", "&")
Else
objLiteral.Text = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & ":" & System.Web.HttpContext.Current.Request.Url.Port.ToString() & portalSettings.HomeDirectory & objFiles(0).Folder & objFiles(0).FileName).Replace("&", "&")
End If
End If
Else
objLiteral.Text = DotNetNuke.Common.Globals.LinkClick(objArticle.Url, m_tabID, objArticle.ModuleID, False).Replace("&", "&")
If (objLiteral.Text.ToLower().StartsWith("http") = False) Then
If (System.Web.HttpContext.Current.Request.Url.Port = 80) Then
objLiteral.Text = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & objLiteral.Text)
Else
objLiteral.Text = AddHTTP(System.Web.HttpContext.Current.Request.Url.Host & ":" & System.Web.HttpContext.Current.Request.Url.Port.ToString() & objLiteral.Text)
End If
End If
End If
Else
objLiteral.Text = Common.GetArticleLink(objArticle, m_TabInfo, articleSettings, False).Replace("&", "&")
End If
objLiteral.EnableViewState = False
objPlaceHolder.Add(objLiteral)
Case "COMMENTLINK"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = Common.GetArticleLink(objArticle, m_TabInfo, articleSettings, False).Replace("&", "&") & "#Comments"
objLiteral.EnableViewState = False
objPlaceHolder.Add(objLiteral)
Case "DESCRIPTION"
Dim description As String = ""
If (Common.StripTags(Server.HtmlDecode(objArticle.Summary)) <> "") Then
If (_enableSyndicationHtml) Then
description = ProcessItem(Common.ProcessPostTokens(Server.HtmlDecode(objArticle.Summary), m_TabInfo, articleSettings))
Else
If (_syndicationSummaryLength <> Null.NullInteger) Then
Dim summary As String = Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Summary)), m_TabInfo, articleSettings)
If (summary.Length > _syndicationSummaryLength) Then
description = ProcessItem(Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Summary)), m_TabInfo, articleSettings).Substring(0, _syndicationSummaryLength) & "...")
Else
description = ProcessItem(Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Summary)), m_TabInfo, articleSettings))
End If
Else
description = ProcessItem(Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Summary)), m_TabInfo, articleSettings))
End If
End If
Else
If (_enableSyndicationHtml) Then
description = ProcessItem(Common.ProcessPostTokens(Server.HtmlDecode(objArticle.Body), m_TabInfo, articleSettings))
Else
If (_syndicationSummaryLength <> Null.NullInteger) Then
Dim summary As String = ProcessItem(Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Body)), m_TabInfo, articleSettings))
If (summary.Length > _syndicationSummaryLength) Then
description = ProcessItem(Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Body)), m_TabInfo, articleSettings).Substring(0, _syndicationSummaryLength) & "...")
Else
description = ProcessItem(Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Body)), m_TabInfo, articleSettings))
End If
Else
description = ProcessItem(Common.ProcessPostTokens(Common.StripTags(Server.HtmlDecode(objArticle.Body)), m_TabInfo, articleSettings))
End If
End If
End If
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = description
objPlaceHolder.Add(objLiteral)
Case "DETAILS"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
If (objArticle.PageCount > 0) Then
Dim pageID As Integer = Null.NullInteger
If (IsNumeric(Request("PageID"))) Then
pageID = Convert.ToInt32(Request("PageID"))
End If
If (pageID = Null.NullInteger) Then
objLiteral.Text = ProcessItem(Common.ProcessPostTokens(objArticle.Body, objTab, articleSettings))
Else
Dim pageController As New PageController
Dim pageList As ArrayList = pageController.GetPageList(objArticle.ArticleID)
For Each objPage As PageInfo In pageList
If (objPage.PageID = pageID) Then
objLiteral.Text = ProcessItem(Common.ProcessPostTokens(objPage.PageText, objTab, articleSettings))
Exit For
End If
Next
If (objLiteral.Text = Null.NullString) Then
objLiteral.Text = ProcessItem(Common.ProcessPostTokens(objArticle.Body, objTab, articleSettings))
End If
End If
End If
objPlaceHolder.Add(objLiteral)
Case "ENCLOSURELENGTH"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = enclosureLength
objPlaceHolder.Add(objLiteral)
Case "ENCLOSURELINK"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = enclosureLink.Replace("&", "&").Replace("&", "&").Replace(" ", "%20")
objPlaceHolder.Add(objLiteral)
Case "ENCLOSURETYPE"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = enclosureType
objPlaceHolder.Add(objLiteral)
Case "GUID"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = "f1397696-738c-4295-afcd-943feb885714:" & objArticle.ArticleID.ToString()
objPlaceHolder.Add(objLiteral)
Case "HASENCLOSURE"
If (hasEnclosure = False) Then
While (iPtr < templateArray.Length - 1)
If (templateArray(iPtr + 1) = "/HASENCLOSURE") Then
Exit While
End If
iPtr = iPtr + 1
End While
End If
Case "/HASENCLOSURE"
' Do Nothing
Case "IMAGELINK"
If (objArticle.ImageUrl <> "") Then
Dim objLiteral As New Literal
objLiteral.Text = objArticle.ImageUrl
objPlaceHolder.Add(objLiteral)
Else
Dim objImageController As New ImageController
Dim objImages As List(Of ImageInfo) = objImageController.GetImageList(objArticle.ArticleID, Null.NullString())
If (objImages.Count > 0) Then
Dim objLiteral As New Literal
objLiteral.Text = AddHTTP(Request.Url.Host & ":" & System.Web.HttpContext.Current.Request.Url.Port.ToString() & portalSettings.HomeDirectory & objImages(0).Folder & objImages(0).FileName)
objPlaceHolder.Add(objLiteral)
End If
End If
Case "PUBLISHDATE"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = objArticle.StartDate.ToUniversalTime().ToString("r")
objPlaceHolder.Add(objLiteral)
Case "SUMMARY"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = ProcessItem(Common.ProcessPostTokens(objArticle.Summary, objTab, articleSettings))
objLiteral.EnableViewState = False
objPlaceHolder.Add(objLiteral)
Case "TITLE"
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = Server.HtmlEncode(objArticle.Title)
objPlaceHolder.Add(objLiteral)
Case "TITLEURL"
Dim title As String = Common.FormatTitle(objArticle.Title, articleSettings)
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = Server.HtmlEncode(title)
objPlaceHolder.Add(objLiteral)
Case "TRACKBACKLINK"
Dim link As String = ""
If (System.Web.HttpContext.Current.Request.Url.Port = 80) Then
link = AddHTTP(Request.Url.Host & Me.ResolveUrl("Tracking/Trackback.aspx?ArticleID=" & objArticle.ArticleID.ToString() & "&PortalID=" & portalSettings.PortalId.ToString() & "&TabID=" & portalSettings.ActiveTab.TabID.ToString()).Replace(" ", "%20"))
Else
link = AddHTTP(Request.Url.Host & ":" & System.Web.HttpContext.Current.Request.Url.Port.ToString() & Me.ResolveUrl("Tracking/Trackback.aspx?ArticleID=" & objArticle.ArticleID.ToString() & "&PortalID=" & portalSettings.PortalId.ToString() & "&TabID=" & portalSettings.ActiveTab.TabID.ToString()).Replace(" ", "%20"))
End If
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = link
objPlaceHolder.Add(objLiteral)
Case Else
If (templateArray(iPtr + 1).ToUpper().StartsWith("DETAILS:")) Then
Dim length As Integer = Convert.ToInt32(templateArray(iPtr + 1).Substring(8, templateArray(iPtr + 1).Length - 8))
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
If (StripHtml(Server.HtmlDecode(objArticle.Body)).TrimStart().Length > length) Then
objLiteral.Text = ProcessItem(Common.ProcessPostTokens(Left(StripHtml(Server.HtmlDecode(objArticle.Body)).TrimStart(), length), objTab, articleSettings) & "...")
Else
objLiteral.Text = ProcessItem(Common.ProcessPostTokens(Left(StripHtml(Server.HtmlDecode(objArticle.Body)).TrimStart(), length), objTab, articleSettings))
End If
objLiteral.EnableViewState = False
objPlaceHolder.Add(objLiteral)
Exit Select
End If
If (templateArray(iPtr + 1).ToUpper().StartsWith("SUMMARY:")) Then
Dim summary As String = objArticle.Summary
If (IsNumeric(templateArray(iPtr + 1).Substring(8, templateArray(iPtr + 1).Length - 8))) Then
Dim length As Integer = Convert.ToInt32(templateArray(iPtr + 1).Substring(8, templateArray(iPtr + 1).Length - 8))
If (StripHtml(Server.HtmlDecode(objArticle.Summary)).TrimStart().Length > length) Then
summary = ProcessItem(Common.ProcessPostTokens(Left(StripHtml(Server.HtmlDecode(objArticle.Summary)).TrimStart(), length), objTab, articleSettings) & "...")
Else
summary = ProcessItem(Common.ProcessPostTokens(Left(StripHtml(Server.HtmlDecode(objArticle.Summary)).TrimStart(), length), objTab, articleSettings))
End If
End If
Dim objLiteral As New Literal
objLiteral.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteral.Text = summary
objLiteral.EnableViewState = False
objPlaceHolder.Add(objLiteral)
Exit Select
End If
Dim objLiteralOther As New Literal
objLiteralOther.ID = Globals.CreateValidID("Rss-" & objArticle.ArticleID.ToString() & iPtr.ToString())
objLiteralOther.Text = "[" & templateArray(iPtr + 1) & "]"
objLiteralOther.EnableViewState = False
objPlaceHolder.Add(objLiteralOther)
End Select
End If
Next
End Sub
Private Function RenderControlToString(ByVal ctrl As Control) As String
Dim sb As New StringBuilder()
Dim tw As New IO.StringWriter(sb)
Dim hw As New HtmlTextWriter(tw)
ctrl.RenderControl(hw)
Return sb.ToString()
End Function
Private Function StripHtml(ByVal html As String) As String
Dim pattern As String = "<(.|\n)*?>"
Return Regex.Replace(html, pattern, String.Empty)
End Function
#End Region
#Region " Event Handlers "
Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
ReadQueryString()
Dim displayType As DisplayType = displayType.UserName
Dim launchLinks As Boolean = False
Dim showPending As Boolean = False
Dim _portalSettings As PortalSettings = CType(HttpContext.Current.Items("PortalSettings"), PortalSettings)
Dim objModuleController As New ModuleController
Dim objModule As ModuleInfo = objModuleController.GetModule(m_moduleID, m_tabID)
Dim articleSettings As ArticleSettings
If Not (objModule Is Nothing) Then
Dim objTabController As New TabController()
Dim objTab As TabInfo = objTabController.GetTab(objModule.TabID, _portalSettings.PortalId, False)
Dim settings As Hashtable = objModuleController.GetModuleSettings(objModule.ModuleID)
settings = PortalSettings.GetTabModuleSettings(objModule.TabModuleID, settings)
articleSettings = New ArticleSettings(settings, _portalSettings, objModule)
If (settings.Contains(ArticleConstants.LAUNCH_LINKS)) Then
launchLinks = Convert.ToBoolean(settings(ArticleConstants.LAUNCH_LINKS).ToString())
End If
If (settings.Contains(ArticleConstants.TEMPLATE_SETTING)) Then
_template = settings(ArticleConstants.TEMPLATE_SETTING).ToString()
End If
If (settings.Contains(ArticleConstants.ENABLE_SYNDICATION_ENCLOSURES_SETTING)) Then
_enableSyndicationEnclosures = Convert.ToBoolean(settings(ArticleConstants.ENABLE_SYNDICATION_ENCLOSURES_SETTING).ToString())
End If
If (settings.Contains(ArticleConstants.SYNDICATION_ENCLOSURE_TYPE)) Then
_enclosureType = CType(System.Enum.Parse(GetType(SyndicationEnclosureType), settings(ArticleConstants.SYNDICATION_ENCLOSURE_TYPE).ToString()), SyndicationEnclosureType)
End If
If (settings.Contains(ArticleConstants.ENABLE_SYNDICATION_HTML_SETTING)) Then
_enableSyndicationHtml = Convert.ToBoolean(settings(ArticleConstants.ENABLE_SYNDICATION_HTML_SETTING).ToString())
End If
Dim settingsModule As Hashtable = objModuleController.GetModuleSettings(objModule.ModuleID)
If (settingsModule.Contains(ArticleConstants.SYNDICATION_SUMMARY_LENGTH)) Then
_syndicationSummaryLength = Convert.ToInt32(settingsModule(ArticleConstants.SYNDICATION_SUMMARY_LENGTH).ToString())
End If
If (settings.Contains(ArticleConstants.SHOW_PENDING_SETTING)) Then
showPending = Convert.ToBoolean(settings(ArticleConstants.SHOW_PENDING_SETTING).ToString())
End If
If (settings.Contains(ArticleConstants.DISPLAY_MODE)) Then
displayType = CType(System.Enum.Parse(GetType(DisplayType), settings(ArticleConstants.DISPLAY_MODE).ToString()), DisplayType)
End If
If (m_count = Null.NullInteger) Then
If (settings.Contains(ArticleConstants.SYNDICATION_MAX_COUNT)) Then
Try
m_count = Convert.ToInt32(settings(ArticleConstants.SYNDICATION_MAX_COUNT).ToString())
Catch
m_count = 50
End Try
Else
m_count = 50
End If
End If
If (m_categoryID Is Nothing) Then
If (settings.Contains(ArticleConstants.CATEGORIES_SETTING & m_tabID.ToString())) Then
If Not (settings(ArticleConstants.CATEGORIES_SETTING & m_tabID.ToString()).ToString = Null.NullString Or settings(ArticleConstants.CATEGORIES_SETTING & m_tabID.ToString()).ToString = "-1") Then
Dim categories As String() = settings(ArticleConstants.CATEGORIES_SETTING & m_tabID.ToString()).ToString().Split(","c)
Dim cats As New List(Of Integer)
For Each category As String In categories
If (IsNumeric(category)) Then
cats.Add(Convert.ToInt32(category))
End If
Next
m_categoryID = cats.ToArray()
End If
End If
End If
If (m_categoryID IsNot Nothing) Then
If (m_categoryID.Length > 0) Then
If (settings.Contains(ArticleConstants.MATCH_OPERATOR_SETTING)) Then
Dim objMatchOperator As MatchOperatorType = CType(System.Enum.Parse(GetType(MatchOperatorType), settings(ArticleConstants.MATCH_OPERATOR_SETTING).ToString()), MatchOperatorType)
If (objMatchOperator = MatchOperatorType.MatchAll) Then
m_matchAll = True
End If
End If
If (Request("MatchCat") <> "" And Request("CategoryID") <> "") Then
m_matchAll = True
End If
End If
End If
Dim objLayoutController As New LayoutController(_portalSettings, articleSettings, objModule, Page)
'Dim objLayoutController As New LayoutController(_portalSettings, articleSettings, Me, False, m_tabID, m_moduleID, objModule.TabModuleID, _portalSettings.PortalId, Null.NullInteger, Null.NullInteger, "Rss-" & m_tabID.ToString())
Dim layoutHeader As LayoutInfo = LayoutController.GetLayout(articleSettings, objModule, Page, LayoutType.Rss_Header_Html)
Dim layoutItem As LayoutInfo = LayoutController.GetLayout(articleSettings, objModule, Page, LayoutType.Rss_Item_Html)
Dim layoutFooter As LayoutInfo = LayoutController.GetLayout(articleSettings, objModule, Page, LayoutType.Rss_Footer_Html)
Dim phRSS As New PlaceHolder
Response.ContentType = "text/xml"
Response.ContentEncoding = Encoding.UTF8
ProcessHeaderFooter(phRSS.Controls, layoutHeader.Tokens)
Dim agedDate As DateTime = Null.NullDate
Dim startDate As DateTime = DateTime.Now.AddMinutes(1)
If (m_year <> Null.NullInteger AndAlso m_month <> Null.NullInteger) Then
agedDate = New DateTime(m_year, m_month, 1)
startDate = agedDate.AddMonths(1).AddSeconds(-1)
End If
If (m_categoryID Is Nothing) Then
' Permission to view category?
Dim objCategoryController As New CategoryController
Dim objCategories As List(Of CategoryInfo) = objCategoryController.GetCategoriesAll(m_moduleID, Null.NullInteger)
Dim checkCategory = False
Dim excludeCategories As New List(Of Integer)
For Each objCategory As CategoryInfo In objCategories
If (objCategory.InheritSecurity = False And objCategory.CategorySecurityType = CategorySecurityType.Restrict) Then
excludeCategories.Add(objCategory.CategoryID)
End If
Next
If (excludeCategories.Count > 0) Then
m_categoryIDExclude = excludeCategories.ToArray()
End If
For Each objCategory As CategoryInfo In objCategories
If (objCategory.InheritSecurity = False And objCategory.CategorySecurityType = CategorySecurityType.Loose) Then
checkCategory = True
End If
Next
If (checkCategory) Then
If (m_categoryID Is Nothing) Then
Dim includeCategories As New List(Of Integer)
For Each objCategory As CategoryInfo In objCategories
If (objCategory.InheritSecurity) Then
includeCategories.Add(objCategory.CategoryID)
End If
Next
If (includeCategories.Count > 0) Then
includeCategories.Add(-1)
End If
m_categoryID = includeCategories.ToArray()
Else
Dim includeCategories As New List(Of Integer)
For Each i As Integer In m_categoryID
For Each objCategory As CategoryInfo In objCategories
If (i = objCategory.CategoryID) Then
If (objCategory.InheritSecurity) Then
includeCategories.Add(objCategory.CategoryID)
End If
End If
Next
Next
m_categoryID = includeCategories.ToArray()
End If
End If
End If
Dim objArticleController As New ArticleController
Dim articleList As List(Of ArticleInfo) = objArticleController.GetArticleList(m_moduleID, startDate, agedDate, m_categoryID, m_matchAll, m_categoryIDExclude, m_count, 1, m_count, m_sortBy, m_sortDirection, True, False, Null.NullString, m_authorID, showPending, m_showExpired, m_featuredOnly, m_notFeaturedOnly, m_securedOnly, m_notSecuredOnly, m_articleIDs, m_tagID, m_tagMatch, Null.NullString, Null.NullInteger, Null.NullString, Null.NullString, Null.NullInteger)
For Each objArticle As ArticleInfo In articleList
Dim delimStr As String = "[]"
Dim delimiter As Char() = delimStr.ToCharArray()
Dim phItem As New PlaceHolder
ProcessItem(phItem.Controls, layoutItem.Tokens, objArticle, articleSettings, objTab)
objLayoutController.ProcessArticleItem(phRSS.Controls, RenderControlToString(phItem).Split(delimiter), objArticle)
Next
ProcessHeaderFooter(phRSS.Controls, layoutFooter.Tokens)
Response.Write(RenderControlToString(phRSS))
End If
Response.End()
End Sub
#End Region
End Class
End Namespace