scopus_api.py 文件源码

def get_corresponding_author_info(self):
        """Try to get corresponding author information.

        Returns (scopus-id, name, email).
        """
        resp = requests.get(self.scopus_link)
        from lxml import html

        parsed_doc = html.fromstring(resp.content)
        for div in parsed_doc.body.xpath('.//div'):
            for a in div.xpath('a'):
                if '/cdn-cgi/l/email-protection' in a.get('href', ''):
                    encoded_text = a.attrib['href'].replace('/cdn-cgi/l/email-protection#', '')
                    key = int(encoded_text[0:2], 16)
                    email = ''.join([chr(int('0x{}'.format(x), 16) ^ key)
                                     for x in
                                     map(''.join, zip(*[iter(encoded_text[2:])]*2))])
                    for aa in div.xpath('a'):
                        if 'http://www.scopus.com/authid/detail.url' in aa.get('href', ''):
                            scopus_url = aa.attrib['href']
                            name = aa.text
                        else:
                            scopus_url, name = None, None

        return (scopus_url, name, email)