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Erstes Update von Verarbeitung

input/input_fj.py

-#!/usr/bin/env python3
-"""
-Functions for information retrieval of articles from the ACS journal JCIM
-
-"""
-
-__author__ = "Florian Jochens"
-__email__ = "fj@andaco.de"
-__status__ = "Production"
-#__copyright__ = ""
-#__credits__ = ["", "", "", ""]
-#__license__ = ""
-#__version__ = ""
-#__maintainer__ = ""
-
-from bs4 import BeautifulSoup as bs
-import requests as req
-import sys  
-from pathlib import Path
-
-class Publication:
-    #_registry = []
-    _citations = []
-    
-    def __init__(self, title, publication_date, contributors, doi_url, 
-                 subjects, num_citations):
-        #self._registry.append(self)
-        self.title = title
-        self.publication_date = publication_date
-        self.contributors = contributors
-        self.doi_url = doi_url
-        self.subjects = subjects
-        self.num_citations = num_citations
-
-class Citation:
-    def __init__(self, title, journal, contributors, doi_url):
-        self.title = title
-        self.journal = journal
-        self.contributors = contributors
-        self.doi_url = doi_url
-
-def get_article_info(soup):
-    header = soup.find('div', class_ = 'article_header-left pull-left')
-    article_title = header.find('span', class_ = 'hlFld-Title').text
-    publication_date = header.find('span', class_ = 'pub-date-value').text
-    for link in header.find('div', class_ = 'article_header-doiurl'):
-        doi_url = link.get('href')
-    subs = header.find('div', class_ = 'article_header-taxonomy')
-    subjects = []
-    for sub in subs.find_all('a'):
-        subjects.append(sub.get('title'))
-    cons = header.find('ul', class_ = 'loa')
-    contributors = []
-    for con in cons.find_all('span', class_ = 'hlFld-ContribAuthor'):
-        contributors.append(con.text)
-    numc = header.find('div', class_ = 'articleMetrics_count')
-    if not numc.a:
-        num_citations = 0
-    else:
-        num_citations = numc.a.text
-
-    pub = Publication(article_title, publication_date, contributors, doi_url,
-                      subjects, num_citations)
-    return pub
-
-def get_download_url():
-    export = soup.find('div', class_ = 'cit-download-dropdown_content')
-    url = 'https://pubs.acs.org'
-    for link in export.find_all('a'):
-        if link.get('title') == 'Citation and references':
-            url += link.get('href')     
-    print(url)
-    return url
-
-def download(url): # Download citation and references file
-    if url.find('='):
-        filename = url.rsplit('=', 1)[1]
-    path = Path(('./files/' + filename))
-    if path.is_file():
-        print("File already exists")
-    else:
-        print("File does not exist")
-
-def get_citation_info(pub, num_citations, soup):
-    pub._citations = []
-    details = soup.find('ol', class_ = 'cited-content_cbyCitation')
-    titles = [] 
-    for title in details.find_all('span', 
-            class_ = 'cited-content_cbyCitation_article-title'):
-        titles.append(title.text.replace('.', ''))
-    journal_names = []
-    for name in details.find_all('span',
-            class_ = 'cited-content_cbyCitation_journal-name'):
-        journal_names.append(name.text)
-    doi_urls = []
-    for url in details.find_all('a'):
-        doi_urls.append(url.get('href'))
-    contributors = []
-    for contrib in details.find_all('span', 
-            class_ = 'cited-content_cbyCitation_article-contributors'):
-        contributors.append(contrib.text)
-    for i in range(0, int(num_citations)):
-        pub._citations.append(Citation(titles[i], journal_names[i], 
-                              contributors[i], doi_urls[i]))
-def print_pub_info(pub):
-    print(f'''Article title:    {pub.title}
-Publication date: {pub.publication_date}
-DOI-URL:          {pub.doi_url}
-
-Subjects:''')
-    print(*(pub.subjects), sep = ", ")
-    print('\nContributors:')
-    print(*(pub.contributors), sep = ", ")
-
-    if int(pub.num_citations) > 0:
-        if int(pub.num_citations) == 1:
-            print(f'\nThis publication is cited by the following publication:\n')
-        else:
-            print(f'\nThis publication is cited by the following {pub.num_citations} publications:\n')
-        for citation in pub._citations:
-            print(f'''
-    Title:        {citation.title}
-    Journal:      {citation.journal}
-    Contributors: {citation.contributors}
-    DOI-URL:      {citation.doi_url}
-            ''')
-    else:
-        print('\nThis publication is not cited by any other publication.')
-
-def input(url):
-    html_text = req.get(url).text
-    soup = bs(html_text, 'html.parser')
-    
-    pub = get_article_info(soup)
-    if int(pub.num_citations) > 0:
-        get_citation_info(pub, int(pub.num_citations), soup)
-    return pub
-
-#if len(sys.argv) != 2:
-#    sys.stderr.write('Usage: {} <url>\n'.format(sys.argv[0]))
-#    exit(1)
-#url = sys.argv[1]
-#pub = input(url)
-#print_pub_info(pub)