webForumDet fria alternativet

Automatisk uppdatering av post

ASP

1 svar · 254 visningar · startad av Griphem

Medlem sedan apr. 200422 inlägg
Frågan#1

Jag har en sida där jag vill uppdatera ett fält i en specifik post automatiskt när sidan laddas - därefter vill jag direkt gå till nästa sida.

Koden är genererad i Dreamweaver MX 2004 - där den är mycket komplex...
...hur kan man med "handkodning" göra detta på ett snyggare sätt?
Jag vill inte behöva "submit":a ett formulär - sidan skall bara "köras" och sedan transportera användaren vidare till en annan sida med "numberID" satt till samma som på denna sidan.

<%@LANGUAGE="VBSCRIPT" CODEPAGE="1252"%>
<!--#include file="Connections/connPF.asp" -->
<%
' *** Edit Operations: declare variables

Dim MM_editAction
Dim MM_abortEdit
Dim MM_editQuery
Dim MM_editCmd

Dim MM_editConnection
Dim MM_editTable
Dim MM_editRedirectUrl
Dim MM_editColumn
Dim MM_recordId

Dim MM_fieldsStr
Dim MM_columnsStr
Dim MM_fields
Dim MM_columns
Dim MM_typeArray
Dim MM_formVal
Dim MM_delim
Dim MM_altVal
Dim MM_emptyVal
Dim MM_i

MM_editAction = CStr(Request.ServerVariables("SCRIPT_NAME"))
If (Request.QueryString <> "") Then
  MM_editAction = MM_editAction & "?" & Server.HTMLEncode(Request.QueryString)
End If

' boolean to abort record edit
MM_abortEdit = false

' query string to execute
MM_editQuery = ""
%>
<%
' *** Update Record: set variables

If (CStr(Request("MM_update")) = "form1" And CStr(Request("MM_recordId")) <> "") Then

  MM_editConnection = MM_connPF_STRING
  MM_editTable = "TabPersMess"
  MM_editColumn = "numberID"
  MM_recordId = "" + Request.Form("MM_recordId") + ""
  MM_editRedirectUrl = "personal_message_read.asp"
  MM_fieldsStr  = "persmessread|value"
  MM_columnsStr = "PersMessRead|',none,''"

  ' create the MM_fields and MM_columns arrays
  MM_fields = Split(MM_fieldsStr, "|")
  MM_columns = Split(MM_columnsStr, "|")
  
  ' set the form values
  For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
    MM_fields(MM_i+1) = CStr(Request.Form(MM_fields(MM_i)))
  Next

  ' append the query string to the redirect URL
  If (MM_editRedirectUrl <> "" And Request.QueryString <> "") Then
    If (InStr(1, MM_editRedirectUrl, "?", vbTextCompare) = 0 And Request.QueryString <> "") Then
      MM_editRedirectUrl = MM_editRedirectUrl & "?" & Request.QueryString
    Else
      MM_editRedirectUrl = MM_editRedirectUrl & "&" & Request.QueryString
    End If
  End If

End If
%>
<%
' *** Update Record: construct a sql update statement and execute it

If (CStr(Request("MM_update")) <> "" And CStr(Request("MM_recordId")) <> "") Then

  ' create the sql update statement
  MM_editQuery = "update " & MM_editTable & " set "
  For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
    MM_formVal = MM_fields(MM_i+1)
    MM_typeArray = Split(MM_columns(MM_i+1),",")
    MM_delim = MM_typeArray(0)
    If (MM_delim = "none") Then MM_delim = ""
    MM_altVal = MM_typeArray(1)
    If (MM_altVal = "none") Then MM_altVal = ""
    MM_emptyVal = MM_typeArray(2)
    If (MM_emptyVal = "none") Then MM_emptyVal = ""
    If (MM_formVal = "") Then
      MM_formVal = MM_emptyVal
    Else
      If (MM_altVal <> "") Then
        MM_formVal = MM_altVal
      ElseIf (MM_delim = "'") Then  ' escape quotes
        MM_formVal = "'" & Replace(MM_formVal,"'","''") & "'"
      Else
        MM_formVal = MM_delim + MM_formVal + MM_delim
      End If
    End If
    If (MM_i <> LBound(MM_fields)) Then
      MM_editQuery = MM_editQuery & ","
    End If
    MM_editQuery = MM_editQuery & MM_columns(MM_i) & " = " & MM_formVal
  Next
  MM_editQuery = MM_editQuery & " where " & MM_editColumn & " = " & MM_recordId

  If (Not MM_abortEdit) Then
    ' execute the update
    Set MM_editCmd = Server.CreateObject("ADODB.Command")
    MM_editCmd.ActiveConnection = MM_editConnection
    MM_editCmd.CommandText = MM_editQuery
    MM_editCmd.Execute
    MM_editCmd.ActiveConnection.Close

    If (MM_editRedirectUrl <> "") Then
      Response.Redirect(MM_editRedirectUrl)
    End If
  End If

End If
%>
<%
Dim rsUpdateread__MMColParam
rsUpdateread__MMColParam = "1"
If (Request.QueryString("numberID") <> "") Then 
  rsUpdateread__MMColParam = Request.QueryString("numberID")
End If
%>
<%
Dim rsUpdateread
Dim rsUpdateread_numRows

Set rsUpdateread = Server.CreateObject("ADODB.Recordset")
rsUpdateread.ActiveConnection = MM_connPF_STRING
rsUpdateread.Source = "SELECT numberID, PersMessRead FROM TabPersMess WHERE numberID = " + Replace(rsUpdateread__MMColParam, "'", "''") + ""
rsUpdateread.CursorType = 0
rsUpdateread.CursorLocation = 2
rsUpdateread.LockType = 1
rsUpdateread.Open()

rsUpdateread_numRows = 0
%>
<%=(rsUpdateread.Fields.Item("numberID").Value)%>
<%=(rsUpdateread.Fields.Item("PersMessRead").Value)%>
<form name="form1" method="POST" action="<%=MM_editAction%>">
  <input name="numberID" type="hidden" id="numberID" value="<%=(rsUpdateread.Fields.Item("numberID").Value)%>">
  <input name="persmessread" type="hidden" id="persmessread" value="ja">
  <input type="submit" name="Submit" value="Submit">
  <input type="hidden" name="MM_update" value="form1">
  <input type="hidden" name="MM_recordId" value="<%= rsUpdateread.Fields.Item("numberID").Value %>">
</form>
<%
rsUpdateread.Close()
Set rsUpdateread = Nothing
%>

Ni ser själva hur "bökig" koden blir...
...när man kommer till sidan så har man med sig en url som innehåller "numberID" - nyckeln för ett meddelande.
Sedan skall fältet "persmessread" (för den specifika posten) updateras från "nej" till "ja".
Slutligen skall man transporteras till en tredje sida tillsammans med en urlvariabel "numberID" satt till den ursprungliga...

:/ Nicklas

Medlem sedan apr. 200422 inlägg
#2

Det gick att lösa genom att använda rsUpdateread.Update...
...och sedan ändra "locktype" på databaskopplingen.

<%@LANGUAGE="VBSCRIPT" CODEPAGE="1252"%>
<!--#include file="Connections/connPF.asp" -->
<%
Dim rsUpdateread__MMColParam
rsUpdateread__MMColParam = "1"
If (Request.QueryString("numberID") <> "") Then 
  rsUpdateread__MMColParam = Request.QueryString("numberID")
End If
%>
<%
Dim rsUpdateread
Dim rsUpdateread_numRows

Set rsUpdateread = Server.CreateObject("ADODB.Recordset")
rsUpdateread.ActiveConnection = MM_connPF_STRING
rsUpdateread.Source = "SELECT numberID, PersMessRead FROM TabPersMess WHERE numberID = " + Replace(rsUpdateread__MMColParam, "'", "''") + ""
rsUpdateread.CursorType = 0
rsUpdateread.CursorLocation = 2
rsUpdateread.LockType = 3
rsUpdateread.Open()

rsUpdateread_numRows = 0
%>
<%
If (Request.QueryString("numberID") <> "") THEN

'Raderna nedan updaterar den aktuella posten så att PersMessRead blir "ja"

rsUpdateread("PersMessRead")= "ja"
rsUpdateread.Update
Response.Redirect("personal_message_read.asp?numberID=" + Request.QueryString("numberID"))
end if
%>
<%
rsUpdateread.Close()
Set rsUpdateread = Nothing
%>
267 ms totalt · 4 externa anrop · v20260731065814-full.a51de22e
127 ms — deklarationer (db)
0 ms — hämta statistik (cache)
134 ms — hämta tråd, inlägg och bilagor (db)
129 ms — ändringar (db)