##########################################################################
#                                                                        #
#           copyright (c) 2003 ITB, Humboldt-University Berlin           #
#           written by: Raphael Ritz, r.ritz@biologie.hu-berlin.de       #
#                                                                        #
##########################################################################
 
"""Proceedings reference class"""
 
from zope.interface import implements
from Products.CMFBibliographyAT.interface import IProceedingsReference
 
from AccessControl import ClassSecurityInfo
from Products.CMFCore.permissions import View
 
from Products.CMFBibliographyAT.config import CMFBAT_USES_LINGUAPLONE
if CMFBAT_USES_LINGUAPLONE:
    from Products.LinguaPlone.public import Schema
else:
    from Products.Archetypes.public import Schema
 
from Products.ATContentTypes.content.base import registerATCT as registerType
from Products.ATContentTypes.content.schemata import finalizeATCTSchema
 
from Products.CMFBibliographyAT.config import PROJECTNAME
from Products.CMFBibliographyAT.content.base import BaseEntry
from Products.CMFBibliographyAT.content.schemata \
    import HeaderSchema, AuthorSchema, CoreSchema, TrailingSchema
from Products.CMFBibliographyAT.content.fields \
    import publisherField, addressField, volumeField, numberField, \
           organizationField, seriesField, isbnField
from Products.CMFBibliographyAT.content.book \
    import AuthorTrailingSchema
 
ThisAuthorTrailingSchema = AuthorTrailingSchema.copy()
ThisAuthorTrailingSchema['editor_flag'].default=1
ThisAuthorTrailingSchema['editor_flag'].widget.description='Leave this checked unless the people specified above are not the editors of this proceedings volume.'
ThisAuthorTrailingSchema['editor_flag'].widget.description_msgid='help_editor_flag_checked'
ThisAuthorTrailingSchema['editor_flag'].mode='r'
 
SourceSchema = Schema((
    publisherField,
    addressField,
    volumeField,
    numberField,
    organizationField,
    seriesField,
    isbnField,
    ))
 
ProceedingsSchema = HeaderSchema.copy() + AuthorSchema.copy() + ThisAuthorTrailingSchema.copy() + \
                    CoreSchema.copy() + SourceSchema.copy() + TrailingSchema.copy()
ProceedingsSchema.get('authors').required = 0
ProceedingsSchema.get('publication_year').required = 1
 
# the default AT 'description' field shall be invisible, it is kept in sync with the 'abstract' field
ProceedingsSchema.get('description').widget.visible = {'view': 'invisible', 'edit': 'invisible', }
 
finalizeATCTSchema(ProceedingsSchema)
 
class ProceedingsReference(BaseEntry):
    """ content type to make reference to a book.
    """
 
    implements(IProceedingsReference)
 
 
    security = ClassSecurityInfo()
    archetype_name = "Proceedings Reference"
    source_fields = ('publisher', 'address', 'volume', 'number', 'organization', 'series', 'isbn',)
 
    schema = ProceedingsSchema
 
    security.declareProtected(View, 'Source')
    def Source(self):
        """ the default proceedings source format
        """
        try:
 
            return self.ProceedingsSource()
 
        except AttributeError:
 
            publisher    = self.getPublisher()
            address      = self.getAddress()
            volume       = self.getVolume()
            number       = self.getNumber()
            organization = self.getOrganization()
            series       = self.getSeries()
            isbn         = self.getIsbn()
 
            source = ''
            if publisher: source = ', %s' % publisher
            if address: source += ', ' + address
            if volume:
                source += ', vol. %s' % volume
                if number: source += '(%s)' % number
            if organization: source += ', %s' % organization
 
            if source: source = source[2:]
            if series: source += ' %s.' % series
            if isbn: source += ' (ISBN: %s).' % isbn
 
            if source and (source[-1] not in '.!?'):
                source += '.'
 
            return source
 
    security.declareProtected(View, 'getCoinsDict')
    def getCoinsDict(self):
        """ Select which values to display in the COinS tag for this item """
        coinsData = BaseEntry.getCoinsDict(self)
        coinsData['rft.pub'] = self.getPublisher()
        coinsData['rft.place'] = self.getAddress()
        coinsData['rft.series'] = self.getSeries()
        coinsData['rft.genre'] = "proceeding"
        coinsData['rft.aucorp'] = self.getOrganization()
        coinsData['rft.btitle'] = self.Title()
        coinsData['rft_val_fmt'] = "info:ofi/fmt:kev:mtx:book"
        return coinsData
 
registerType(ProceedingsReference, PROJECTNAME)