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ASP Call Crystal Report with Store Procedure(6)
发表于：2007-06-30来源：作者：点击数：
标签：
‘’rptserver.asp Case SRCH Call RetrieveObjects Call CheckForError ‘’ create page variable gvPageNumber = CInt(PAGE) Select Case VFMT Case ENCP if goPageGenerator.FindText(TEXT, 0, gvPageNumber) then Response.ContentType = EMF MI METYPE
‘’rptserver.asp
Case "SRCH"
Call RetrieveObjects
Call CheckForError
‘’ create page variable
gvPageNumber = CInt(PAGE)
Select Case VFMT
Case "ENCP"
if goPageGenerator.FindText(TEXT, 0, gvPageNumber) then
Response.ContentType = EMFMIMETYPE
session("oEMF").sendpagenumberrecord(gvPageNumber)
else
gsErrorText = "The specified text, ‘’" & TEXT & "‘’ was not found in the report"
Response.ContentType = EMFMIMETYPE
session("oEMF").SendErrorMsg 33, gsErrorText
end if
Case "HTML_FRAME"
‘’ We are being called by HTML viewer
‘’ need to get the text from the form post
dim searchFound
TEXT = request.form("text")
‘’ Now find out what page the text is on
tempNumber = gvPageNumber + 1
If(CBool(goPageGenerator.FindText(TEXT, 0, tempNumber))) then
session("CurrentPageNumber") = tempNumber
searchFound = 1
else
session("CurrentPageNumber") = gvPageNumber
searchFound = 0
End If
if BRCH <> "" then
gvURL = "framepage.asp?brch=" & BRCH & "&SEARCHFOUND=" & searchFound
else
gvURL = "framepage.asp?SEARCHFOUND=" & searchFound
end if
response.redirect gvURL
Case "HTML_PAGE"
‘’ We are being called by HTML viewer
‘’ need to get the text from the form post
TEXT = request.form("text")
‘’ Now find out what page the text is on
tempNumber = gvPageNumber
If(CBool(goPageGenerator.FindText(TEXT, 0, tempNumber))) then
gvPageNumber = tempNumber
Set goPage = goPageCollection(gvPageNumber)
session("oPageEngine").ImageOptions = 1
response.binarywrite goPage.Renderhtml(1,3,3,request.ServerVariables("SCRIPT_NAME"),8209)
else
‘’ Send back an html page indicating the text was not found.
Response.Write "<html><title>Seagate ASP Reports Server</title><body bgcolor=‘’white‘’><center><h1>The text cannot be found in this report.</h1></center></body></html>"
End If
end select
Case "TOOLBAR_PAGE"
‘’ Redirect to the framepage, need to know if we are
‘’ on the last page.
if session("LastPageNumber") <> "" then
if CInt(PAGE) > CInt(session("LastPageNumber")) then
session("CurrentPageNumber") = session("LastPageNumber")
else
session("CurrentPageNumber") = PAGE
end if
else
Call RetrieveObjects
Call CheckForError
‘’ create the actual page
Set goPage = goPageCollection(PAGE)
‘’ check for an exception on the page number
Call ValidatePageNumber
if goPage.IsLastPage then
session("LastPageNumber") = goPage.pagenumber
session("CurrentPageNumber") = session("LastPageNumber")
else
session("CurrentPageNumber") = PAGE
end if
end if
if BRCH <> "" then
gvURL = "framepage.asp?brch=" & BRCH
else
gvURL = "framepage.asp"
end if
response.redirect gvURL
Case "EXPORT"
Set ExportOptions = Session("oRpt").ExportOptions
if(FillExportOptionsObject( EXPORT_FMT)) Then
Call RetrieveObjects
response.binarywrite goPageGenerator.Export(8209)
Call CheckForError
else
Response.ContentType = EMFMIMETYPE
session("oEMF").SendErrorMsg 1, "Invalid Export Type Specified"
end if
Case "MAP_DD"
‘’ only supported in java and active X smart viewers
Select Case VFMT
Case "ENCP"
‘’ Get page collection
Call RetrieveObjects
Call CheckForError
‘’ Pass the coordinates to the report engine to determine what
‘’ branch the drill down goes to.
Set goPageGeneratorDrillonMap = goPageGenerator.DrillOnMap(PAGE, glX, glY)
‘’ Check for an exception because of coordinates
if err.number <> 0 then
gsErrorText = "No Values Exist for Selected Region of Map"
Response.ContentType = EMFMIMETYPE
session("oEMF").SendErrorMsg 40, gsErrorText
err.clear
response.end
end if
‘’ pass the group level and group path to helper function to create
‘’ the EMF message, this tells the viewer where to get the page.
gvGroupPathDD = goPageGeneratorDrillonMap.grouppath
gvGroupNameDD = goPageGeneratorDrillonMap.groupname
session("oEMF").GroupName = gvGroupNameDD
Response.ContentType = EMFMIMETYPE
session("oEMF").sendbranchesemf(gvGroupPathDD)
end select
end select
SUB RetrieveObjects()
‘’ This procedure simply retrieves the session objects into global variables.
‘’ In the case of Out of Place Subreports, the SUBRPT parameter must be parsed and the
‘’ Subreport page generator object must be created.
Dim oRptOptions ‘’Report Options
Dim charIndexVal,tmpCharIndexVal
Dim tmpStr
Dim tmpPageGenerator
Dim subPageGenerator
Dim OOPSSeqNo ‘’holds the page‘’s OOPS sequence number
Dim OOPSSubName ‘’holds the OOPS‘’s name
Dim subCoords ‘’holds the coordinates of the OOPS in the main report
Dim subgvGroupPath ‘’holds the group path for the main report in subrpt parameter
Dim mainRptPageNumber ‘’holds the page number for the main report in the subrpt parameter
subgvGroupPath = Array()
if IsObject(session("oPageEngine")) then
‘’ make sure dialogs have been disabled
if SUBRPT <> "" Then
‘’ Obtain the subreport sequence number
charIndexVal = findChar(SUBRPT, ":")
if charIndexVal > 1 then
OOPSSeqNo = Mid(SUBRPT,1,charIndexVal - 1)
end if
‘’ Obtain the subreport‘’s name
tmpStr = Mid(SUBRPT,charIndexVal + 1)
charIndexVal = findChar(tmpStr, ":")
if charIndexVal > 1 then
OOPSSubName = Mid(tmpStr,1,charIndexVal - 1)
end if
tmpStr = Mid(tmpStr,charIndexVal + 1)
charIndexVal = findChar(tmpStr, ":")
‘’ Obtain the group path for the Out of Place Subreport
if charIndexVal > 1 then
subgvGroupPath = CreateArray(Mid(tmpStr, 1, charIndexVal - 1))
end if
‘’Obtain the main report page number after the fourth : character
tmpStr = Mid(tmpStr,charIndexVal + 1)
‘’Get the location of the fourth : seperator
charIndexVal = findChar(tmpStr, ":")
mainRptPageNumber = Mid(tmpStr, 1, charIndexVal - 1)
‘’Get the coordinates portion of the SUBRPT parameter
subCoords = Mid(tmpStr, charIndexVal + 1)
Call GetDrillDownCoordinates(subCoords, slX, slY)
‘’ Get the main reports page generator for the view
Set tmpPageGenerator = session("oPageEngine").CreatePageGenerator(subgvGroupPath)
Set subPageGenerator = tmpPageGenerator.DrillOnSubreport(mainRptPageNumber, slX, slY)
Set goPageGenerator = subPageGenerator.CreateSubreportPageGenerator(gvGroupPath)
else
Set goPageGenerator = session("oPageEngine").CreatePageGenerator(gvGroupPath)
end if
Set goPageCollection = goPageGenerator.Pages
else
‘’ must have timed out return an error, you may wan to Append to the
‘’ IIS log here.
if VFMT = "ENCP" then
Response.ContentType = EMFMIMETYPE
session("oEMF").SendErrorMsg 1, "User Session has expired"
else
response.write "User Session has expired"
end if
response.end
end if
END SUB
SUB ParseQS()
‘’ Parse the Query String
CMD = UCase(request.querystring("cmd")) ‘’ This determines the main function to perform
PAGE = UCase(request.querystring("page")) ‘’ the page to return
BRCH = UCase(request.querystring("BRCH")) ‘’ the branch is a mechanism to determine the drill down level.
‘’ A drill down level is like a view of the report, a new tab
‘’ is created to indicate that it is a new view
VIEWER = UCase(request.querystring("VIEWER")) ‘’ This is the viewer that is calling the server
VFMT = UCase(request.querystring("VFMT")) ‘’ the format that the viewer understands
NODE = UCase(request.querystring("NODE"))
GRP = UCase(request.querystring("GRP")) ‘’ this is a way of specifing the actual group
COORD = UCase(request.querystring("COORD")) ‘’ these are the coordinates on the graph to process
DIR = UCase(request.querystring("DIR")) ‘’ this is the search direction
CSE = UCase(request.querystring("CASE")) ‘’ indicates if the search is case sensitive
TEXT = request.querystring("TEXT") ‘’ this is the text to search for.
INIT = UCase(request.querystring("INIT")) ‘’ used to build the frames for the html viewer
TAB = UCase(request.querystring("TAB")) ‘’ used to keep track of TABS on drill down.
EXPORT_FMT = UCase(request.querystring("EXPORT_FMT")) ‘’ Used to specify export format and type.
SUBRPT = UCase(request.querystring("SUBRPT")) ‘’ The Out of Place Subreport coordinates.
INCOMPLETE_PAGE = CInt(request.querystring("INCOMPLETE_PAGE"))‘’ Used to specify whether the page is to contain placeholders.
INCOMPLETE_PAGE_COUNT = CInt(request.querystring("INCOMPLETE_PAGE_COUNT"))‘’ Used to specify whether the page has to contain a total page count.
PVERSION = CInt(request.querystring("PVERSION"))‘’ Used to indicate the protocol version the viewer is utilizing.
TTL_INFO = UCase(request.querystring("TTL_INFO"))‘’Used to indicate the group path of the totaller request.
‘’ Initialize variables to a default if they are not provided on the query string.
‘’ Check for Parameter Values that are passed by the HTTP Post Command.
if CMD = "" then
CMD = UCase(request.form("cmd"))
if CMD = "" then
CMD = "GET_PG"
end if
end if
if INIT = "" then
INIT = UCase(request.form("INIT"))
end if
if BRCH = "" then
BRCH = UCase(request.form("BRCH"))
end if
if BRCH = "" and INIT = "HTML_FRAME" then
Call InitializeFrameArray
end if
if BRCH <> "" and INIT = "HTML_FRAME" then
if session("lastBrch") <> BRCH then
NEWBRCH = "1"
end if
end if
if VIEWER = "" then
VIEWER = UCase(request.form("VIEWER"))
if VIEWER = "" then
VIEWER = "HTML"
end if
end if
if VFMT = "" then
VFMT = UCase(request.form("VFMT"))
if VFMT = "" then
VFMT = "HTML_PAGE"
end if
end if
if GRP = "" then
GRP = UCase(request.form("GRP"))
end if
if TTL_INFO = "" then
TTL_INFO = UCase(request.form("TTL_INFO"))
end if
if COORD = "" then
COORD = UCase(request.form("COORD"))
end if
if NODE = "" then
NODE = UCase(request.form("NODE"))
end if
if DIR = "" then
DIR = UCase(request.form("DIR"))
if DIR = "" then
DIR = "FOR" ‘’ forward
end if
End if
if CSE = "" then
CSE = UCase(request.form("CASE"))
if CSE = "" then
CSE = "0" ‘’ case insensitive
end if
end if
if TEXT = "" then
TEXT = request.form("TEXT")
end if
if EXPORT_FMT = "" then
EXPORT_FMT = UCase(request.form("EXPORT_FMT"))
end if
if SUBRPT = "" then
SUBRPT = UCase(request.form("SUBRPT"))
end if
if request.form("INCOMPLETE_PAGE") <> "" then
INCOMPLETE_PAGE = CInt(request.form("INCOMPLETE_PAGE"))
end if
if request.form("INCOMPLETE_PAGE_COUNT") <> "" then
INCOMPLETE_PAGE_COUNT = CInt(request.form("INCOMPLETE_PAGE_COUNT"))
end if
if PVERSION = 0 then
PVERSION = CInt(request.form("PVERSION"))
end if
‘’ Check to make sure there is a page requested, if not use 1 as a default
if PAGE = "" then
PAGE = UCase(request.form("page"))
if PAGE = "" then
PAGE = "1"
end if
end if
if PAGE <> "" and NOT IsNumeric(PAGE) then
PAGE = "1"
end if
END SUB
Function CreateArray(ByVal vsStringArray)
‘’ this function takes an string like 0-1-1-0 and converts
‘’ it into an array of integers
Dim lvArray
Dim lvNewArray
Dim liCount
Dim liCurrentPos
Dim lsBuf
lvArray = Array()
lvNewArray = Array()
ReDim lvArray(256)
liStringLength = Len(vsStringArray)
liCount = 0
liCurrentPos = 1
lsBuf = ""
While liCurrentPos <= liStringLength
‘’ignore this character
If Mid(vsStringArray, liCurrentPos, 1) <> "-" Then
lsBuf = lsBuf & Mid(vsStringArray, liCurrentPos, 1)
If liCurrentPos = liStringLength Then
lvArray(liCount) = CInt(lsBuf)
lsBuf = ""
liCount = liCount + 1
End If
Else
lvArray(liCount) = CInt(lsBuf)
lsBuf = ""
liCount = liCount + 1
End If
liCurrentPos = liCurrentPos + 1
Wend
ReDim lvNewArray(liCount - 1)
For x = 0 To (liCount - 1)
lvNewArray(x) = lvArray(x)
Next
CreateArray = lvNewArray
End Function
‘’ Helper function to parse coordinates passed by viewers and place into independent variables.
SUB GetDrillDownCoordinates(ByVal strParam, ByRef xCoord, ByRef yCoord)
Dim liStringLength
Dim lbDone
Dim lsBuf
liStringLength = Len(strParam)
lbDone = FALSE
lsBuf = ""
xCoord = ""
yCoord = ""
For x = 1 To liStringLength
lsBuf = Mid(strParam, x, 1)
‘’ignore this character
If lsBuf = "-" Then
lsBuf = ""
lbDone = TRUE
End if
if lbDone then
yCoord = yCoord + lsBuf
else
xCoord = xCoord + lsBuf
end if
Next
END SUB
‘’ This helper procedure will check if the requested page number exists.
‘’ If it does not, it will set it to the last available page.
SUB ValidatePageNumber()
if err.number <> 0 then
if err.number = 9 then
‘’ just return the last page
PAGE = goPageCollection.count
Set goPage = goPageCollection(PAGE)
‘’ these session variables are used for the HTML Frame viewer
session("LastPageNumber") = PAGE
session("CurrentPageNumber") = PAGE
err.clear
else
‘’ A more serious error has oclearcase/" target="_blank" >ccurred. Error message sent to browser.
Call CheckForError
end if
end if
END SUB
‘’ This helper procedure will send an error msg to the browser based on what viewer is being used.
SUB CheckForError()
If Err.Number <> 0 Then
if VFMT = "ENCP" then
Response.ContentType = EMFMIMETYPE
session("oEMF").SendErrorMsg 1, "CRAXDRT Error Occured on Server. " & Err.Number & " : " & Err.Description
else
Response.Write "CRAXDRT Error Occured on Server. Error Number: " & Err.Number & " Error Description: " & Err.Description
end if
Response.end
End if
END SUB
SUB InitializeFrameArray()
‘’initialize the html_frame array
set session("tabArray") = Nothing
session("lastBrch") = ""
dim tmpArray
tmpArray = Array(4)
redim tmpArray(4)
‘’Initialize the sequence number
tmpArray(0) = "EMPTY"
session("tabArray") = tmpArray
END SUB
‘’ Helper function to parse the EXPORT_FMT parameter and fill in the properties of the
‘’ Export object.
FUNCTION FillExportOptionsObject(export_fmt_options)
dim charIndex
dim exportType
dim exportDLLName
charIndex = findChar(export_fmt_options,":")
‘’Set session("ExportOptions") = Session("oRpt").ExportOptions
if(charIndex > 0) Then
‘’Get the export format type value
exportType = Mid(export_fmt_options, charIndex + 1)
exportDLLName = UCase(Mid(export_fmt_options, 1, charIndex - 1))
Select Case exportDLLName
Case "U2FWORDW"
ExportOptions.FormatType = CREFTWORDFORWINDOWS + CInt(exportType)
Response.ContentType = "application/msword"
Case "U2FRTF"
ExportOptions.FormatType = CREFTRICHTEXT + CInt(exportType)
Response.ContentType = "application/rtf"
Case "U2FXLS"
ExportOptions.FormatType = CREFTEXCEL21 + CInt(exportType)
Response.ContentType = "application/x-msexcel"
Case "U2FCR"
ExportOptions.FormatType = CREFTCRYSTALREPORT + CInt(exportType)
Response.ContentType = "application/x-rpt"
Case Else
FillExportOptionsObject = False
Exit Function
End Select
ExportOptions.DestinationType = CREDTDISKFILE
FillExportOptionsObject = True
else
FillExportOptionsObject = False
end if
end FUNCTION
‘’ Helper function that returns the index of the character in the given string.
Function findChar(findStr, charToFind)
dim lenStr
dim result
lenStr = len(findStr)
result = -1
if(lenStr > 0) Then
charCounter = 1
do While(charCounter <= lenStr)
tmpChar = Mid(findStr,charCounter,1)
if(tmpChar = charToFind) Then
result = charCounter
Exit Do
end if
charCounter = charCounter + 1
loop
end if
findChar = result
End Function
%>
