report.py 文件源码

def convert(cls, report, data):
        "converts the report data to another mimetype if necessary"
        input_format = report.template_extension
        output_format = report.extension or report.template_extension

        if output_format in MIMETYPES:
            return output_format, data

        fd, path = tempfile.mkstemp(suffix=(os.extsep + input_format),
            prefix='trytond_')
        oext = FORMAT2EXT.get(output_format, output_format)
        with os.fdopen(fd, 'wb+') as fp:
            fp.write(data)
        cmd = ['unoconv', '--connection=%s' % config.get('report', 'unoconv'),
            '-f', oext, '--stdout', path]
        try:
            proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
            stdoutdata, stderrdata = proc.communicate()
            if proc.wait() != 0:
                raise Exception(stderrdata)
            return oext, stdoutdata
        finally:
            os.remove(path)