# $Id$
# $URL$

logger = logging.getLogger('meresco.availability')
logger.debug("Starting logger")

#FIXME: config
namespaceMap = {
    'mods': 'http://www.loc.gov/mods/v3'
}

def inDepot(location):
     # FIXME: config
     # Moet overeenkomen met openurl.js

     if location.split()[0] in ['CBM', 'CBC', 'KHS', 'KOD', 'TRE', 'SOC']:
        return 1
     if len(location.split()) > 1:
         collection = location.split()[0] + " " + location.split()[1]
         if collection in ['TF PRE', 'TF HS', 'TF INC', 'TFK E', 'KTFK HS', 'KTFK INC']:
             return 1
         else: return 0
     else: return 0

def getLocator(recordId, mods):
    sid = any.getSid(recordId)
    locator = any.createOpenURL(mods)
    # TP: use the following for testing with locator @ bzv.uvt.nl
    # locator = "/availability/?" + any.createOpenURL(mods).split('?')[1]
    return locator + '&sid=' + sid

def getAvailabilityByOpenurl(recordId, mods, ID):
     locator = getLocator(recordId, mods)

     yield """
            <script type="text/javascript" language="JavaScript">
              openurl("%(id)s","%(locator)s");
            </script>
            """ % {'locator' : locator, 'id' : ID }

def getAvailabilityByUitleencode(mods, genre ):
     # uitleencodes
     # a = titel in bestelling
     # c = niet balie, wel IBL
     # d = wel balie, niet IBL
     # e = elektronisch beschikbaar
     # g = geblokkeerd
     # o = onbekend
     # s = speciale toestemming
     # z = boek zoek
     # f = niet uitleenbaar, wel fotokopie
     # i = niet uitleenbaar, geen fotokopie, wel inzage
     # u = normaal uitleenbaar
     # b = beperkt uitleenbaar

     askServer = []
     for copyInformation in mods.xpath("//mods:location/mods:holdingSimple/mods:copyInformation", namespaceMap):
          uitleencode = copyInformation.xpath("mods:note[@type='status']/text()", namespaceMap)
          if not uitleencode:
               pass
          elif uitleencode[0] == 'i' or uitleencode[0] == 'f':
               location = copyInformation.xpath("mods:shelfLocator/text()", namespaceMap)[0]
               if inDepot(location):
                    # FIXME: config
                    yield '<li>Available for perusal in depot: <a href="http://dbiref.uvt.nl/iPort?request=full_record&db=tucat&searchField=sgn&query=%(loc)s" target="_blank">request %(loc)s from depot</a></li>' %{'loc': location}
               else:
                    if genre == 'journal':
                         # FIXME: config
                         yield '<li><a href="http://dbiref.uvt.nl/iPort?request=full_record&db=tuts&searchField=sgn&query=%(loc)s" target="_blank">Availability information about %(loc)s</a></li>' %{'loc': location}
                    else: yield '<li>Available for perusal: %s</li>' %location
          elif uitleencode[0] == 'u' or uitleencode[0] == 'b':
               askServer.append(copyInformation)

     if askServer:
          for copyInformation in askServer:
               EPN = copyInformation.xpath("mods:note[@type='epn']/text()", namespaceMap)[0]
               if EPN:
                    location = copyInformation.xpath("mods:shelfLocator/text()", namespaceMap)
                    location = location and location[0] or ''
                    if location:
                         depot = inDepot(location)
                         locator = getLocator(recordId, mods) + "&epn=" + EPN
                         yield """
                          <script type="text/javascript" language="JavaScript">
                            availability("%(id)s", "%(loc)s", "%(inDepot)s", "%(genre)s", "%(locator)s");
                          </script>
                          """ %{'id':id, 'loc': location, 'inDepot': depot, 'genre': genre, 'locator': locator}

def main(index=0, record={}, recordId=''):
    db, rid = recordId.split(':', 1)
    urls = 0
    if 'URL(s)' in record: urls = 1

    genre = ''
    if 'Publication type' in record: genre = record['Publication type']
    mods = any.getMods(recordId)

    # Note: 'id' is a python builtin
    ID = 'openUrl' + str(index)
    yield '<ul class="availability" id="%(id)s">' % {'id' : ID}
    if urls:
        for url in record['URL(s)']:
             # FIXME config
             yield '<li><img src="/files/edoc.gif" alt="*"/><a target="_blank" href="%s">full text</a></li>' %(url)

    if db == "opc-uvt-nl":
         if not urls:
            if genre == 'series' and 'Related Titles' in record:
                 yield record['Related Titles']
            elif genre == 'multivolume monograph':
                 # FIXME: config
                 yield '<li>Search the <a href="http://dbiref.uvt.nl/iPort?db=tucat&searchField=ti&query=%s"target="_blank">catalogue</a> for availability information</li>' %record['Title']
            else:
                 yield getAvailabilityByUitleencode(mods, genre )

    else: # not opc
        if urls and db == 'scr-uvt-nl': pass
        else:
            yield getAvailabilityByOpenurl(recordId, mods, ID)

    yield '</ul>'