main.py

import json
import mimetypes

from werkzeug import exceptions, url_decode

from odoo.http import request, route
from odoo.tools import html_escape

from odoo.addons.web.controllers import main
from odoo.addons.web.controllers.main import (
    _serialize_exception,
    content_disposition,
)


class ReportController(main.ReportController):
    @route()
    def report_routes(self, reportname, docids=None, converter=None, **data):
        if converter != "redner":
            return super().report_routes(
                reportname=reportname,
                docids=docids,
                converter=converter,
                **data,
            )
        context = dict(request.env.context)

        if docids:
            docids = [int(i) for i in docids.split(",")]
        if data.get("options"):
            data.update(json.loads(data.pop("options")))
        if data.get("context"):
            # Ignore 'lang' here, because the context in data is the
            # one from the webclient *but* if the user explicitely wants to
            # change the lang, this mechanism overwrites it.
            data["context"] = json.loads(data["context"])
            if data["context"].get("lang"):
                del data["context"]["lang"]
            context.update(data["context"])

        ir_action = request.env["ir.actions.report"]
        action_redner_report = ir_action.get_from_report_name(
            reportname, "redner"
        ).with_context(context)
        if not action_redner_report:
            raise exceptions.HTTPException(
                description="Redner action report not found for report_name "
                "%s" % reportname
            )
        res, filetype = action_redner_report.render(docids, data)
        filename = action_redner_report.gen_report_download_filename(
            docids, data
        )
        if not filename.endswith(filetype):
            filename = "{}.{}".format(filename, filetype)
        content_type = mimetypes.guess_type("x." + filetype)[0]
        http_headers = [
            ("Content-Type", content_type),
            ("Content-Length", len(res)),
            ("Content-Disposition", content_disposition(filename)),
        ]
        return request.make_response(res, headers=http_headers)

    @route()
    def report_download(self, data, token):
        """This function is used by 'redneractionmanager.js' in order to
        trigger the download of a redner/controller report.
        :param data: a javascript array JSON.stringified containg report
        internal url ([0]) and type [1]
        :returns: Response with a filetoken cookie and an attachment header
        """
        requestcontent = json.loads(data)
        url, report_type = requestcontent[0], requestcontent[1]
        if "redner" not in report_type:
            return super().report_download(data, token)
        try:
            reportname = url.split("/report/redner/")[1].split("?")[0]
            docids = None
            if "/" in reportname:
                reportname, docids = reportname.split("/")

            if docids:
                # Generic report:
                response = self.report_routes(
                    reportname, docids=docids, converter="redner"
                )
            else:
                # Particular report:
                # decoding the args represented in JSON
                data = list(url_decode(url.split("?")[1]).items())
                response = self.report_routes(
                    reportname, converter="redner", **dict(data)
                )
            response.set_cookie("fileToken", token)
            return response
        except Exception as e:
            se = _serialize_exception(e)
            error = {"code": 200, "message": "Odoo Server Error", "data": se}
            return request.make_response(html_escape(json.dumps(error)))