web_viewer.py 文件源码

def generate_url_contents(self, url):
        """Generate the formatted contents of the given item's url.

        Converts the HTML to text using HTML2Text, colors it, then displays
            the output in a pager.

        :type url: str
        :param url: The url whose contents to fetch.

        :rtype: str
        :return: The string representation of the formatted url contents.
        """
        try:
            headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36'}  # NOQA
            raw_response = requests.get(url, headers=headers,
                                        verify=self.config.verify_ssl)
        except (requests.exceptions.SSLError,
                requests.exceptions.ConnectionError) as e:
            contents = 'Error: ' + str(e) + '\n'
            contents += 'Try running gh view # with the --browser/-b flag\n'
            return contents
        contents = self.html_to_text.handle(raw_response.text)
        # Strip out Unicode, which seems to have issues when html2txt is
        # coupled with click.echo_via_pager.
        contents = re.sub(r'[^\x00-\x7F]+', '', contents)
        contents = self.format_markdown(contents)
        return contents