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refactored MPIWGFeature and -Folder to have their own files
getFeatures takes number of features to return

from Products.PageTemplates.PageTemplateFile import PageTemplateFile
from Globals import package_home
import string
import re
import os
import logging
from OFS.Folder import Folder
from AccessControl import ClassSecurityInfo
from MPIWGHelper import *

class MPIWGFeature(Folder):
    """special object for feature texts on the MPIWG website """

    meta_type="MPIWGFeature"

    manage_options=Folder.manage_options+(
        {'label':'Change Weight','action':'changeWeightForm'},
        {'label':'Main Config','action':'changeForm'},
        )

    changeWeightForm = PageTemplateFile('zpt/MPIWGFeatureChangeWeight', globals())
    changeForm = PageTemplateFile('zpt/MPIWGFeatureConfig', globals())

    def __init__(self, id, title=None, weight=0):
        self.id = str(id)
        self.weight = weight
        if title is None:
            self.title = id
        else:
            self.title = title

        # add language folder and sample templates
        self.manage_addFolder('en')
        folder = getattr(self, 'en')
        introid = 'intro.pt'
        folder._setObject(introid, ZopePageTemplate(introid))
        intro = getattr(folder,introid)
        intro.pt_edit(open(os.path.join(package_home(globals()),'zpt/MPIWGFeature_template_intro.zpt')).read(),'text/html')
        mainid = 'main.pt'
        folder._setObject(mainid, ZopePageTemplate(mainid))
        main = getattr(folder,mainid)
        main.pt_edit(open(os.path.join(package_home(globals()),'zpt/MPIWGFeature_template_main.zpt')).read(),'text/html')        


    def index_html(self):
        """default index page"""
        return self.getMain()
    
    def getFullTitle(self):
        """returns the full title (from main.pt)"""
        # get Language from MPIWGRoot
        lang = self.getLang()
        dir = getattr(self, lang, self.en)
        pt = getattr(dir, 'main.pt')
        t = pt.title
        if not t:
            t = self.title
            
        return t

    def getIntro(self, **args):
        """returns the intro as PageTemplate"""
        # get Language from MPIWGRoot
        lang = self.getLang()
        dir = getattr(self, lang, self.en)
        pt = getattr(dir, 'intro.pt')
        return pt(**args)

    def getMain(self, **args):
        """returns the main part as PageTemplate"""
        # get Language from MPIWGRoot
        lang = self.getLang()
        dir = getattr(self, lang, self.en)
        pt = getattr(dir, 'main.pt')
        return pt(**args)
    
    def getFrontpageImg(self):
        """returns the image object for the frontpage"""
        img = getattr(self, 'img-frontpage.jpg')
        return img

    def getFrontpageImgUrl(self):
        """returns the URL of the image object for the frontpage"""
        img = getattr(self, 'img-frontpage.jpg')
        return img.absolute_url()
        
    def getFrontpageThumb(self):
        """returns the image object for the frontpage thumbnail"""
        img = getattr(self, 'img-frontthumb.jpg')
        return img
        
    def getFrontpageThumbUrl(self):
        """returns the URL of the image object for the frontpage thumbnail"""
        img = getattr(self, 'img-frontthumb.jpg')
        return img.absolute_url()
        
    def getThumbImg(self):
        """returns the image object for the sidebar thumbnail"""
        img = getattr(self, 'img-thumb.jpg')
        return img
        
    def getThumbImgUrl(self):
        """returns the URL of the image object for the sidebar thumbnail"""
        img = getattr(self, 'img-thumb.jpg')
        return img.absolute_url()

    def changeWeight(self,weight,RESPONSE=None):
        """change weight"""
        self.weight=weight
        if RESPONSE is not None:
            RESPONSE.redirect('manage_main')

    def changeMPIWGFeature(self, title=None, weight=None, RESPONSE=None):
        """change everything"""
        if title is not None:
            self.title = title
        if weight is not None:
            self.weight = weight
        if RESPONSE is not None:
            RESPONSE.redirect('manage_main')
       
    def getBreadcrumbs(self):
        """return list of breadcrumbs from here to the root"""
        crumbs = [(self.getFullTitle(), self.absolute_url(), self)]
        parent = self.aq_parent
        if hasattr(parent, 'getBreadcrumbs'):
            if self.title:
                return parent.getBreadcrumbs() + crumbs
            else:
                # if there's no title, skip this level
                return parent.getBreadcrumbs()
            
        return crumbs
    
    getSection = getSection

    getSubSection = getSubSection
    

def manage_addMPIWGFeatureForm(self):
    """Form for adding"""
    pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt/AddMPIWGFeature.zpt')).__of__(self)
    return pt()

def manage_addMPIWGFeature(self, id, title=None,weight=0,RESPONSE=None):
    "Add a MPIWG Feature object"
    newObj=MPIWGFeature(id,title,weight)
    self.Destination()._setObject(id,newObj)
    if RESPONSE is not None:
        RESPONSE.redirect('manage_main')