# HTML2PDF - converts HTML to PDF
# Needs 'htmldoc' from Easy Software Products
# Send comments to maik.jablonski@uni-bielefeld.de

import AccessControl, os

def html2pdf(self):
	""" html2pdf converts a HTML-Page to a PDF-Document """

	securityContext=AccessControl.getSecurityManager()
	
	if securityContext.checkPermission('View', self):

		if self.meta_type=='Folder':
			html = self.index_html(self,self.REQUEST,self.REQUEST.RESPONSE)
		else:	
			html = self(self,self.REQUEST,self.REQUEST.RESPONSE)
			
		(stin,stout) = os.popen2('htmldoc --footer " : " --webpage -t pdf --quiet --jpeg -')
		stin.write(html)
		stin.close()
		pdf = stout.read()
		stout.close()

		self.REQUEST.RESPONSE.setHeader('Content-type','application/pdf')
		self.REQUEST.RESPONSE.setHeader('Content-disposition','inline; filename="%s.pdf"' % (self.getId()))

		return pdf

	else:
		raise AccessControl.Unauthorized