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110 lines
3.7 KiB
110 lines
3.7 KiB
# -*- encoding: utf-8 -*-
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# Copyright (C) 2014-2015 Grupo ESOC <www.grupoesoc.es>
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import logging
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from lxml import etree
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from openerp import api, fields, models
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_logger = logging.getLogger(__name__)
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class ReportAction(models.Model):
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_inherit = "ir.actions.report.xml"
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report_type = fields.Selection(selection_add=[("qweb-xml", "XML")])
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def _lookup_report(self, cr, name):
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"""Enable ``qweb-xml`` report lookup."""
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try:
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super(ReportAction, self)._lookup_report(cr, name)
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except Exception as ex:
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# Somebody thought it was a good idea to use standard exceptions
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if "qweb-xml" not in ex.message:
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raise ex
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else:
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cr.execute(
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"SELECT * FROM ir_act_report_xml WHERE report_name=%s",
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(name,))
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return cr.dictfetchone()["report_name"]
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@api.model
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def render_report(self, res_ids, name, data):
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"""Special handling for ``qweb-xml`` reports."""
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if data.get("report_type") == u"qweb-xml":
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new_report = self._lookup_report(name)
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recs = self.env[self.env.context["active_model"]].browse(res_ids)
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result = self.env["report"].get_html(recs, new_report, data=data)
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# XML with spaces before the <?xml tag will fail, and trailing ones
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# do nothing, so let's strip them and make everyone happier
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result = (result.strip(), "xml")
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else:
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result = super(ReportAction, self).render_report(
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res_ids, name, data)
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return result
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class ReportGenerator(models.Model):
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_inherit = "report"
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@api.model
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def _get_report_from_name(self, report_name):
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"""Allow to view ``qweb-xml`` reports as web pages."""
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try:
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super(ReportGenerator, self)._get_report_from_name(report_name)
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except IndexError:
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return self.env["ir.actions.report.xml"].search(
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[("report_type", "=", "qweb-xml"),
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("report_name", "=", report_name)])[0]
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class XSDCheckedReport(models.AbstractModel):
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"""Check XML report against a XSD schema before downloading it.
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This is an Abstract Model to be inherited by the real report models, which
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must implement :meth:`.xsd` and have a ``_name`` in the form
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``report.<module>.<report_name>``.
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"""
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_name = "report_xml.xsd_checked_report"
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_description = "Base model for reports that need XSD checking"
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@api.multi
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def xsd(self):
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"""Return the XSD schema contents."""
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raise NotImplementedError
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@api.multi
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def render_html(self, data=None):
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"""Return the XML report after checking it against an XSD.
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If ``context`` contains a dict called ``docargs``, it will be used as
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the Qweb context. The special key ``docs`` will be added to ``docargs``
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automatically if missing.
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"""
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# Qweb context
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docargs = self.env.context.get("docargs", dict())
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if "docs" not in docargs:
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docargs["docs"] = (self.env[self.env.context["active_model"]]
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.browse(self.env.context["active_ids"]))
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# Load XSD
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xsd = etree.XML(self.xsd())
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_logger.debug("XSD schema contents: %s", etree.tostring(xsd))
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xsd = etree.XMLSchema(xsd)
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parser = etree.XMLParser(schema=xsd)
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# Generate XML report
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result = (self.env["report"]
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.render(self._name[len("report."):], docargs)
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.strip())
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# Validate XML with XSD
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try:
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etree.fromstring(result, parser)
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except Exception as error:
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_logger.error(result)
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raise error
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return result
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