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# -*- coding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
# Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
import os
import re
from lxml import etree
import openerp.netsvc as netsvc
import openerp.pooler as pooler
import openerp.tools as tools
import openerp.addons as addons
import print_xml
import render
import urllib
#
# coerce any type to a unicode string (to preserve non-ascii characters)
# and escape XML entities
#
def toxml(value):
unicode_value = tools.ustr(value)
return unicode_value.replace('&', '&').replace('<','<').replace('>','>')
class report_int(netsvc.Service):
def __init__(self, name, audience='*'):
assert not self.exists(name), 'The report "%s" already exists!' % name
super(report_int, self).__init__(name, audience)
if name[0:7]<>'report.':
raise Exception, 'ConceptionError, bad report name, should start with "report."'
self.name = name
self.id = 0
self.name2 = '.'.join(name.split('.')[1:])
self.title = None
#self.joinGroup('report')
self.exportMethod(self.create)
def create(self, cr, uid, ids, datas, context=None):
return False
"""
Class to automatically build a document using the transformation process:
XML -> DATAS -> RML -> PDF
-> HTML
using a XSL:RML transformation
"""
class report_rml(report_int):
def __init__(self, name, table, tmpl, xsl):
super(report_rml, self).__init__(name)
self.table = table
self.internal_header=False
self.tmpl = tmpl
self.xsl = xsl
self.bin_datas = {}
self.generators = {
'pdf': self.create_pdf,
'html': self.create_html,
'raw': self.create_raw,
'sxw': self.create_sxw,
'txt': self.create_txt,
'odt': self.create_odt,
'html2html' : self.create_html2html,
'makohtml2html' :self.create_makohtml2html,
}
def create(self, cr, uid, ids, datas, context):
xml = self.create_xml(cr, uid, ids, datas, context)
xml = tools.ustr(xml).encode('utf8')
report_type = datas.get('report_type', 'pdf')
if report_type == 'raw':
return (xml,report_type)
rml = self.create_rml(cr, xml, uid, context)
pool = pooler.get_pool(cr.dbname)
ir_actions_report_xml_obj = pool.get('ir.actions.report.xml')
report_xml_ids = ir_actions_report_xml_obj.search(cr, uid, [('report_name', '=', self.name[7:])], context=context)
self.title = report_xml_ids and ir_actions_report_xml_obj.browse(cr,uid,report_xml_ids)[0].name or 'OpenERP Report'
create_doc = self.generators[report_type]
pdf = create_doc(rml, title=self.title)
return (pdf, report_type)
def create_xml(self, cr, uid, ids, datas, context=None):
if not context:
context={}
doc = print_xml.document(cr, uid, datas, {})
self.bin_datas.update( doc.bin_datas or {})
doc.parse(self.tmpl, ids, self.table, context)
xml = doc.xml_get()
doc.close()
return self.post_process_xml_data(cr, uid, xml, context)
def post_process_xml_data(self, cr, uid, xml, context=None):
if not context:
context={}
# find the position of the 3rd tag
# (skip the <?xml ...?> and the "root" tag)
iter = re.finditer('<[^>]*>', xml)
i = iter.next()
i = iter.next()
pos_xml = i.end()
doc = print_xml.document(cr, uid, {}, {})
tmpl_path = addons.get_module_resource('base', 'report', 'corporate_defaults.xml')
doc.parse(tmpl_path, [uid], 'res.users', context)
corporate_header = doc.xml_get()
doc.close()
# find the position of the tag after the <?xml ...?> tag
iter = re.finditer('<[^>]*>', corporate_header)
i = iter.next()
pos_header = i.end()
return xml[:pos_xml] + corporate_header[pos_header:] + xml[pos_xml:]
#
# TODO: The translation doesn't work for "<tag t="1">textext<tag> tex</tag>text</tag>"
#
def create_rml(self, cr, xml, uid, context=None):
if self.tmpl=='' and not self.internal_header:
self.internal_header=True
if not context:
context={}
pool = pooler.get_pool(cr.dbname)
ir_translation_obj = pool.get('ir.translation')
# In some case we might not use xsl ...
if not self.xsl:
return xml
stylesheet_file = tools.file_open(self.xsl)
try:
stylesheet = etree.parse(stylesheet_file)
xsl_path, _ = os.path.split(self.xsl)
for import_child in stylesheet.findall('./import'):
if 'href' in import_child.attrib:
imp_file = import_child.get('href')
_, imp_file = tools.file_open(imp_file, subdir=xsl_path, pathinfo=True)
import_child.set('href', urllib.quote(str(imp_file)))
imp_file.close()
finally:
stylesheet_file.close()
#TODO: get all the translation in one query. That means we have to:
# * build a list of items to translate,
# * issue the query to translate them,
# * (re)build/update the stylesheet with the translated items
def translate(doc, lang):
for node in doc.xpath('//*[@t]'):
if not node.text:
continue
translation = ir_translation_obj._get_source(cr, uid, self.name2, 'xsl', lang, node.text)
if translation:
node.text = translation
if context.get('lang', False):
translate(stylesheet, context['lang'])
transform = etree.XSLT(stylesheet)
xml = etree.tostring(
transform(etree.fromstring(xml)))
return xml
def create_pdf(self, rml, localcontext = None, logo=None, title=None):
if not localcontext:
localcontext={}
localcontext.update({'internal_header':self.internal_header})
if logo:
self.bin_datas['logo'] = logo
else:
if 'logo' in self.bin_datas:
del self.bin_datas['logo']
obj = render.rml(rml, localcontext, self.bin_datas, self._get_path(), title)
obj.render()
return obj.get()
def create_html(self, rml, localcontext = None, logo=None, title=None):
obj = render.rml2html(rml, localcontext, self.bin_datas)
obj.render()
return obj.get()
def create_txt(self, rml,localcontext, logo=None, title=None):
obj = render.rml2txt(rml, localcontext, self.bin_datas)
obj.render()
return obj.get().encode('utf-8')
def create_html2html(self, rml, localcontext = None, logo=None, title=None):
obj = render.html2html(rml, localcontext, self.bin_datas)
obj.render()
return obj.get()
def create_raw(self,rml, localcontext = None, logo=None, title=None):
obj = render.odt2odt(etree.XML(rml),localcontext)
obj.render()
return etree.tostring(obj.get())
def create_sxw(self,rml,localcontext = None):
obj = render.odt2odt(rml,localcontext)
obj.render()
return obj.get()
def create_odt(self,rml,localcontext = None):
obj = render.odt2odt(rml,localcontext)
obj.render()
return obj.get()
def create_makohtml2html(self,html,localcontext = None):
obj = render.makohtml2html(html,localcontext)
obj.render()
return obj.get()
def _get_path(self):
ret = []
ret.append(self.tmpl.replace(os.path.sep, '/').rsplit('/',1)[0]) # Same dir as the report rml
ret.append(tools.config['root_path'])
return ret
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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