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[IMP] Replace old style parser by TransientModel 

The goal is to improve the modularity by making the parser a true inheritable odoo model and share part of the code with the 'report' model

Conflicts:
	report_py3o/models/ir_actions_report_xml.py
	report_py3o/models/py3o_report.py
	report_py3o/tests/test_report_py3o.py
14.0-report-py3o-pr-506
Laurent Mignon 7 years ago
committed by default
parent
6411920dfd
commit
183a8ee45a
4 changed files with 148 additions and 104 deletions
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  1. 1
      report_py3o/models/__init__.py
  2. 53
      report_py3o/models/ir_actions_report_xml.py
  3. 189
      report_py3o/models/py3o_report.py
  4. 9
      report_py3o/tests/test_report_py3o.py

1
report_py3o/models/__init__.py
View File

@ -1,3 +1,4 @@
from . import ir_actions_report_xml
from . import py3o_template
from . import py3o_server
from . import py3o_report

53
report_py3o/models/ir_actions_report_xml.py
View File

@ -1,13 +1,11 @@
# -*- coding: utf-8 -*-
# Copyright 2013 XCG Consulting (http://odoo.consulting)
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
import os
import logging
from odoo import api, fields, models, _
from odoo.report.interface import report_int
from odoo.exceptions import ValidationError
from odoo import addons
from ..py3o_parser import Py3oParser
logger = logging.getLogger(__name__)
@ -85,43 +83,14 @@ class IrActionsReportXml(models.Model):
))
report_type = fields.Selection(selection_add=[('py3o', "Py3o")])
@api.model_cr
def _lookup_report(self, name):
"""Look up a report definition.
"""
# START section copied from odoo/addons/base/ir/ir_actions.py
# with small adaptations
# First lookup in the deprecated place, because if the report
# definition has not been updated, it is more likely the correct
# definition is there. Only reports with custom parser
# specified in Python are still there.
if 'report.' + name in report_int._reports:
new_report = report_int._reports['report.' + name]
if not isinstance(new_report, Py3oParser):
new_report = None
else:
self._cr.execute(
"SELECT * FROM ir_act_report_xml "
"WHERE report_name=%s AND report_type=%s", (name, 'py3o'))
report_data = self._cr.dictfetchone()
# END section copied from odoo/addons/base/ir/ir_actions.py
if report_data:
kwargs = {}
if report_data['parser']:
kwargs['parser'] = getattr(addons, report_data['parser'])
new_report = Py3oParser(
'report.' + report_data['report_name'],
report_data['model'],
os.path.join('addons', report_data['report_rml'] or '/'),
header=report_data['header'],
register=False,
**kwargs
)
else:
new_report = None
if new_report:
return new_report
else:
return super(IrActionsReportXml, self)._lookup_report(name)
@api.model
def render_report(self, res_ids, name, data):
action_py3o_report = self.search(
[("report_name", "=", name),
("report_type", "=", "py3o")])
if action_py3o_report:
return self.env['py3o.report'].create({
'ir_actions_report_xml_id': action_py3o_report.id
}).create_report(res_ids, data)
return super(IrActionsReportXml, self).render_report(
res_ids, name, data)

189
report_py3o/py3o_parser.py → report_py3o/models/py3o_report.py
View File

@ -1,24 +1,29 @@
# -*- coding: utf-8 -*-
# Copyright 2013 XCG Consulting (http://odoo.consulting)
# Copyright 2016 ACSONE SA/NV
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
import base64
from base64 import b64decode
from cStringIO import StringIO
import json
import pkg_resources
import logging
import os
import sys
from base64 import b64decode
import pkg_resources
import requests
import sys
from tempfile import NamedTemporaryFile
from odoo import api, _
from odoo import exceptions
from odoo.report.report_sxw import report_sxw
import logging
from zipfile import ZipFile, ZIP_DEFLATED
from openerp import api, fields, models, _
logger = logging.getLogger(__name__)
try:
from py3o.template.helpers import Py3oConvertor
from py3o.template import Template
from py3o import formats
except ImportError:
logger.debug('Cannot import py3o.template')
try:
@ -64,11 +69,18 @@ def defautl_extend(report_xml, localcontext):
localcontext['report_xml'] = report_xml
class Py3oParser(report_sxw):
"""Custom class that use Py3o to render libroffice reports.
Code partially taken from CampToCamp's webkit_report."""
class Py3oReport(models.TransientModel):
_name = "py3o.report"
_inherit = 'report'
_description = "Report Py30"
ir_actions_report_xml_id = fields.Many2one(
comodel_name="ir.actions.report.xml",
required=True
)
def get_template(self, report_obj):
@api.multi
def get_template(self):
"""private helper to fetch the template data either from the database
or from the default template file provided by the implementer.
@ -76,30 +88,27 @@ class Py3oParser(report_sxw):
to try and fetch the report template from database. If not found it
will fallback to the template file referenced in the report definition.
@param report_obj: a recordset representing the report defintion
@type report_obj: odoo.model.recordset instance
@returns: string or buffer containing the template data
@raises: TemplateNotFound which is a subclass of
odoo.exceptions.DeferredException
"""
self.ensure_one()
tmpl_data = None
if report_obj.py3o_template_id and report_obj.py3o_template_id.id:
report_xml = self.ir_actions_report_xml_id
if report_xml.py3o_template_id and report_xml.py3o_template_id.id:
# if a user gave a report template
tmpl_data = b64decode(
report_obj.py3o_template_id.py3o_template_data
report_xml.py3o_template_id.py3o_template_data
)
elif report_obj.py3o_template_fallback:
tmpl_name = report_obj.py3o_template_fallback
elif report_xml.py3o_template_fallback:
tmpl_name = report_xml.py3o_template_fallback
flbk_filename = None
if report_obj.module:
if report_xml.module:
# if the default is defined
flbk_filename = pkg_resources.resource_filename(
"odoo.addons.%s" % report_obj.module,
"odoo.addons.%s" % report_xml.module,
tmpl_name,
)
elif os.path.isabs(tmpl_name):
@ -119,37 +128,54 @@ class Py3oParser(report_sxw):
return tmpl_data
def _extend_parser_context(self, parser_instance, report_xml):
@api.multi
def _extend_parser_context(self, context_instance, report_xml):
# add default extenders
for fct in _extender_functions.get(None, []):
fct(report_xml, parser_instance.localcontext)
fct(report_xml, context_instance.localcontext)
# add extenders for registered on the template
xml_id = report_xml.get_external_id().get(report_xml.id)
if xml_id in _extender_functions:
for fct in _extender_functions[xml_id]:
fct(report_xml, parser_instance.localcontext)
fct(report_xml, context_instance.localcontext)
@api.multi
def _get_parser_context(self, model_instance, data):
report_xml = self.ir_actions_report_xml_id
context_instance = rml_parse(self.env.cr, self.env.uid,
report_xml.name,
context=self.env.context)
context_instance.set_context(model_instance, data, model_instance.ids,
report_xml.report_type)
self._extend_parser_context(context_instance, report_xml)
return context_instance.localcontext
@api.multi
def _postprocess_report(self, content, res_id, save_in_attachment):
if save_in_attachment.get(res_id):
attachment = {
'name': save_in_attachment.get(res_id),
'datas': base64.encodestring(content),
'datas_fname': save_in_attachment.get(res_id),
'res_model': save_in_attachment.get('model'),
'res_id': res_id,
}
return self.env['ir.attachment'].create(attachment)
return False
def create_single_pdf(self, cr, uid, ids, data, report_xml, context=None):
""" Overide this function to generate our py3o report
@api.multi
def _create_single_report(self, model_instance, data, save_in_attachment):
""" This function to generate our py3o report
"""
if report_xml.report_type != 'py3o':
return super(Py3oParser, self).create_single_pdf(
cr, uid, ids, data, report_xml, context=context
)
parser_instance = self.parser(cr, uid, self.name2, context=context)
parser_instance.set_context(
self.getObjects(cr, uid, ids, context),
data, ids, report_xml.report_type
)
self._extend_parser_context(parser_instance, report_xml)
self.ensure_one()
report_xml = self.ir_actions_report_xml_id
tmpl_data = self.get_template(report_xml)
tmpl_data = self.get_template()
in_stream = StringIO(tmpl_data)
out_stream = StringIO()
template = Template(in_stream, out_stream, escape_false=True)
localcontext = parser_instance.localcontext
localcontext = self._get_parser_context(model_instance, data)
if report_xml.py3o_is_local_fusion:
template.render(localcontext)
in_stream = out_stream
@ -181,7 +207,7 @@ class Py3oParser(report_sxw):
report_xml.py3o_server_id.url, data=fields, files=files)
if r.status_code != 200:
# server says we have an issue... let's tell that to enduser
raise exceptions.Warning(
raise UserError(
_('Fusion server error %s') % r.text,
)
@ -189,32 +215,79 @@ class Py3oParser(report_sxw):
# we do nice chunked reading from the network...
chunk_size = 1024
with NamedTemporaryFile(
suffix=filetype,
prefix='py3o-template-'
suffix=filetype,
prefix='py3o-template-'
) as fd:
for chunk in r.iter_content(chunk_size):
fd.write(chunk)
fd.seek(0)
# ... but odoo wants the whole data in memory anyways :)
res = fd.read()
self._postprocess_report(
res, model_instance.id, save_in_attachment)
return res, "." + self.ir_actions_report_xml_id.py3o_filetype
@api.multi
def _get_or_create_single_report(self, model_instance, data,
save_in_attachment):
self.ensure_one()
if save_in_attachment and save_in_attachment[
'loaded_documents'].get(model_instance.id):
d = save_in_attachment[
'loaded_documents'].get(model_instance.id)
return d, self.ir_actions_report_xml_id.py3o_filetype
return self._create_single_report(
model_instance, data, save_in_attachment)
@api.multi
def _zip_results(self, results):
self.ensure_one()
zfname_prefix = self.ir_actions_report_xml_id.name
with NamedTemporaryFile(suffix="zip", prefix='py3o-zip-result') as fd:
with ZipFile(fd, 'w', ZIP_DEFLATED) as zf:
cpt = 0
for r, ext in results:
fname = "%s_%d.%s" % (zfname_prefix, cpt, ext)
zf.writestr(fname, r)
cpt += 1
fd.seek(0)
return fd.read(), 'zip'
@api.multi
def _merge_pdfs(self, results):
from pyPdf import PdfFileWriter, PdfFileReader
output = PdfFileWriter()
for r in results:
reader = PdfFileReader(StringIO(r[0]))
for page in range(reader.getNumPages()):
output.addPage(reader.getPage(page))
s = StringIO()
output.write(s)
return s.getvalue(), formats.FORMAT_PDF
@api.multi
def _merge_results(self, results):
self.ensure_one()
if not results:
return False, False
if len(results) == 1:
return results[0]
filetype = self.ir_actions_report_xml_id.py3o_filetype
if filetype == formats.FORMAT_PDF:
return self._merge_pdfs(results)
else:
return self._zip_results(results)
return res, filetype
def create(self, cr, uid, ids, data, context=None):
@api.multi
def create_report(self, res_ids, data):
""" Override this function to handle our py3o report
"""
env = api.Environment(cr, uid, context)
report_xmls = env['ir.actions.report.xml'].search(
[('report_name', '=', self.name[7:])])
if not report_xmls:
return super(Py3oParser, self).create(
cr, uid, ids, data, context=context
)
result = self.create_source_pdf(
cr, uid, ids, data, report_xmls[0], context
)
if not result:
return False, False
return result
model_instances = self.env[self.ir_actions_report_xml_id.model].browse(
res_ids)
save_in_attachment = self._check_attachment_use(
model_instances, self.ir_actions_report_xml_id) or {}
results = []
for model_instance in model_instances:
results.append(self._get_or_create_single_report(
model_instance, data, save_in_attachment))
return self._merge_results(results)

9
report_py3o/tests/test_report_py3o.py
View File

@ -11,7 +11,7 @@ from py3o.formats import Formats
from odoo.tests.common import TransactionCase
from odoo.exceptions import ValidationError
from ..py3o_parser import TemplateNotFound
from ..models.py3o_report import TemplateNotFound
from base64 import b64encode
@ -56,9 +56,10 @@ class TestReportPy3o(TransactionCase):
"Field 'Output Format' is required for Py3O report")
def test_reports(self):
py3o_report = self.env['py3o.report']
report = self.env.ref("report_py3o.res_users_report_py3o")
with mock.patch('odoo.addons.report_py3o.py3o_parser.'
'Py3oParser.create_single_pdf') as patched_pdf:
with mock.patch.object(
py3o_report.__class__, '_create_single_report') as patched_pdf:
# test the call the the create method inside our custom parser
report.render_report(self.env.user.ids,
report.report_name,
@ -98,7 +99,7 @@ class TestReportPy3o(TransactionCase):
report.render_report(
self.env.user.ids, report.report_name, {})
# the template can also be provivided as an abspaath
# the template can also be provided as an abspaath
report.py3o_template_fallback = flbk_filename
res = report.render_report(
self.env.user.ids, report.report_name, {})

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