Printing selected sheets and ranges

The Print selected sheet script was published by Villeroy at the Code Snippets Forum."

Original code

import uno
from com.sun.star.uno import RuntimeException

def getUsedAddress(oSheet):
    '''com.sun.star.table.CellRangeAddress of a sheet's used range'''
    oRg = oSheet.createCursor()
    oRg.gotoStartOfUsedArea(False)
    oRg.gotoEndOfUsedArea(True)
    return oRg.getRangeAddress()

def clearPrintAreas(doc):
    '''remove all print areas from a Calc document'''
    esh = doc.Sheets.createEnumeration()
    while esh.hasMoreElements():
        sh = esh.nextElement()
        sh.setPrintAreas(tuple())
    
def getPrintAreasDict(doc):
    '''return a dict of sheet indices with print areas'''
    d = {}
    esh = doc.Sheets.createEnumeration()
    while esh.hasMoreElements():
        sh = esh.nextElement()
        n = sh.RangeAddress.Sheet
        d[n]= sh.getPrintAreas()
    return d

def setPrintAreasByDict(doc, d, bWholeSheet):
    for k,v in d.items():
        sh = doc.Sheets.getByIndex(k)
        if bWholeSheet:
            v = (getUsedAddress(sh),)
        sh.setPrintAreas(v)

def getTmpURL():
    import unohelper, os
    f = os.tmpnam() +'.pdf'
    return unohelper.systemPathToFileUrl(f)

def getDictFromAddresses(tpla):
    '''Split tuple of addresses into dict of sheet indices.'''
    d = {}
    for i in tpla:
        ish = i.Sheet
        if not d.has_key(ish):
            d[ish] = [i,]
        else:
            d[ish].append(i)

    for k,v in d.items():
        d[k] = tuple(v)

    return d

def printSelectedCells():
    '''Print current selection of (multiple) cell range(s)'''
    printSomething(False)

def printSelectedSheets():
    '''Print used ranges of currently selected sheets'''
    printSomething(True)

def printSomething(bWholeSheet):
    doc = XSCRIPTCONTEXT.getDocument()
    sel = doc.getCurrentSelection()

    # Let's support c.s.s.sheet.SheetCellRanges collection.
    # The intersection of a range with its own address
    # gives a collection having that single range
    if sel.supportsService('com.sun.star.sheet.SheetCellRange'):
        sel = sel.queryIntersection(sel.getRangeAddress())
    elif sel.supportsService('com.sun.star.sheet.SheetCellRanges'):
        a = sel.getRangeAddresses()
    else:
        raise(Exception, 'NO RANGE SELECTION')

    # back up current print areas
    d1 = getPrintAreasDict(doc)
    clearPrintAreas(doc)

    d2 = getDictFromAddresses(a)
    setPrintAreasByDict(doc, d2, bWholeSheet)

    p = uno.createUnoStruct('com.sun.star.beans.PropertyValue')
    p.Name = 'FileName'
    p.Value = getTmpURL()
    doc.com_sun_star_view_XPrintable_print((p,))
    
    clearPrintAreas(doc)
    setPrintAreasByDict(doc, d1, False)

g_exportedScripts = printSelectedCells, printSelectedSheets,