Example #1
0
def auth(service_document_url, username, password):
    # Get the service document and persist what's needed.
    conn = sword2cnx.Connection(service_document_url,
                                user_name=username,
                                user_pass=password,
                                always_authenticate=True,
                                download_service_document=True)
    if not conn.sd.valid:
        # Invalid username of password.
        return None

    collections = [{'title': i.title, 'href': i.href} for i in \
        sword2cnx.get_workspaces(conn)]

    # Get needed info from the service document
    doc = etree.fromstring(conn.sd.raw_response)

    # Prep the namespaces. xpath does not like a None namespace.
    namespaces = doc.nsmap
    del namespaces[None]

    # We need some details from the service document.
    # TODO: This is fragile, since it assumes a certain structure.
    workspace_title = doc.xpath('//atom:title', namespaces=namespaces)[0].text
    sword_version = doc.xpath('//sword:version', namespaces=namespaces)[0].text
    maxuploadsize = doc.xpath('//sword:maxuploadsize',
                              namespaces=namespaces)[0].text

    return CnxSession(username, password, service_document_url,
                      workspace_title, sword_version, maxuploadsize,
                      collections)
Example #2
0
def get_connection(session):
    login = session['login']
    conn = sword2cnx.Connection(login.service_document_url,
                                user_name=login.username,
                                user_pass=login.password,
                                always_authenticate=True,
                                download_service_document=False)
    return conn
Example #3
0
    def _download_module(self, module_url):
        request = self.request
        session = request.session
        conn = sword2cnx.Connection(session['login'].service_document_url,
                                    user_name=session['login'].username,
                                    user_pass=session['login'].password,
                                    always_authenticate=True,
                                    download_service_document=False)

        parts = urlparse.urlsplit(module_url)
        path = parts.path.split('/')
        path = path[:path.index('sword')]
        module_url = '%s://%s%s' % (parts.scheme, parts.netloc, '/'.join(path))

        # example: http://cnx.org/Members/user001/m17222/sword/editmedia
        zip_file = conn.get_cnx_module(module_url=module_url, packaging='zip')

        save_dir = get_save_dir(request)
        if save_dir is None:
            request.session['upload_dir'], save_dir = create_save_dir(request)
        extract_to_save_dir(zip_file, save_dir)

        cnxml_file = open(os.path.join(save_dir, 'index.cnxml'), 'rb')
        cnxml = cnxml_file.read()
        cnxml_file.close()
        conversionerror = None
        try:
            structuredhtml = cnxml_to_structuredhtml(cnxml)
            save_and_backup_file(save_dir, 'index.structured.html',
                                 structuredhtml)
            htmlpreview = structuredhtml_to_htmlpreview(structuredhtml)
            save_and_backup_file(save_dir, 'index.html', htmlpreview)
            files = get_files(save_dir)
            save_zip(save_dir, cnxml, structuredhtml, files)
        except libxml2.parserError:
            conversionerror = traceback.format_exc()
            raise ConversionError(conversionerror)
Example #4
0
def update_cnx_metadata(request):
    """
    Handle update of metadata to cnx
    """
    check_login(request)
    templatePath = 'templates/update_metadata.pt'
    session = request.session
    config = load_config(request)
    workspaces = [
        (i['href'], i['title']) for i in self.session['login'].collections]
    subjects = ["Arts",
                "Business",
                "Humanities",
                "Mathematics and Statistics",
                "Science and Technology",
                "Social Sciences",
                ]
    field_list = [
                  ['authors', 'authors', {'type': 'hidden'}],
                  ['maintainers', 'maintainers', {'type': 'hidden'}],
                  ['copyright', 'copyright', {'type': 'hidden'}],
                  ['editors', 'editors', {'type': 'hidden'}],
                  ['translators', 'translators', {'type': 'hidden'}],
                  ['title', 'Title', {'type': 'text'}],
                  ['summary', 'Summary', {'type': 'textarea'}],
                  ['keywords', 'Keywords (One per line)', {'type': 'textarea'}],
                  ['subject', 'Subject', {'type': 'checkbox',
                                          'values': subjects}],
                  ['language', 'Language', {'type': 'select',
                                            'values': languages,
                                            'selected_value': 'en'}],
                  ['google_code', 'Google Analytics Code', {'type': 'text'}],
                  ['workspace', 'Workspace', {'type': 'select',
                                            'values': workspaces}],
                  ]
    remember_fields = [field[0] for field in field_list[5:]]
    defaults = {}

    for role in ['authors', 'maintainers', 'copyright', 'editors', 'translators']:
        defaults[role] = ','.join(config['metadata'][role]).replace('_USER_', session['login'].username)
        config['metadata'][role] = ', '.join(config['metadata'][role]).replace('_USER_', session['login'].username)

    if 'title' in session:
        print('TITLE '+session['title']+' in session')
        defaults['title'] = session['title']
        config['metadata']['title'] = session['title']

    form = Form(request,
                schema=MetadataSchema,
                defaults=defaults
                )

    # Check for successful form completion
    if form.validate():
        for field_name in remember_fields:
            if form.data['keep_%s' % field_name]:
                session[field_name] = form.data[field_name]
            else:
                if field_name in session:
                    del(session[field_name])

        metadata = {}
        metadata['dcterms:title'] = form.data['title'] if form.data['title'] \
                                    else session['filename']
        metadata_entry = sword2cnx.MetaData(metadata)
        role_metadata = {}
        role_mappings = {'authors': 'dcterms:creator',
                         'maintainers': 'oerdc:maintainer',
                         'copyright': 'dcterms:rightsHolder',
                         'editors': 'oerdc:editor',
                         'translators': 'oerdc:translator'}
        for k, v in role_mappings.items():
            role_metadata[v] = form.data[k].split(',')
        for key, value in role_metadata.iteritems():
            for v in value:
                v = v.strip()
                if v:
                    metadata_entry.add_field(key, '', {'oerdc:id': v})
        conn = sword2cnx.Connection("http://cnx.org/sword/servicedocument",
                                    user_name=session['login'].username,
                                    user_pass=session['login'].password,
                                    always_authenticate=True,
                                    download_service_document=True)
        update = conn.update(edit_iri=session['edit_iri'],metadata_entry = metadata_entry,in_progress=True,metadata_relevant=True)
        metadata={}
        metadata['dcterms:title'] = form.data['title'] if form.data['title'] \
                                    else session['filename']
        metadata['dcterms:abstract'] = form.data['summary'].strip()
        metadata['dcterms:language'] = form.data['language']
        metadata['dcterms:subject'] = [i.strip() for i in
                                       form.data['keywords'].splitlines()
                                       if i.strip()]
        metadata['oerdc:oer-subject'] = form.data['subject']
        for key in metadata.keys():
            if metadata[key] == '':
                del metadata[key]
        add = conn.update_metadata_for_resource(edit_iri=session['edit_iri'],metadata_entry = metadata_entry,in_progress=True)
        metadata['oerdc:analyticsCode'] = form.data['google_code'].strip()
        for key in metadata.keys():
            if metadata[key] == '':
                del metadata[key]
        metadata_entry = sword2cnx.MetaData(metadata)
        add = conn.update(edit_iri=session['edit_iri'],metadata_entry = metadata_entry,in_progress=True)
        return HTTPFound(location=request.route_url('summary'))
    response =  {
        'form': FormRenderer(form),
        'field_list': field_list,
        'workspaces': workspaces,
        'languages': languages,
        'subjects': subjects,
        'config': config,
    }
    return render_to_response(templatePath, response, request=request)
Example #5
0
def enhance(request):
    check_login(request)
    session = request.session
    google_resource_id = ""
    slideshare_id = ""
    embed_google = False
    embed_slideshare = False
    not_converted = True
    show_iframe = False
    form = Form(request, schema=QuestionAnswerSchema)
    validate_form = form.validate()
    print form.all_errors()
    if session.has_key('google-resource-id'):
        google_resource_id = session['google-resource-id']
    if session.has_key('slideshare_id'):
        slideshare_id = session['slideshare_id']
        if fetch_slideshow_status(slideshare_id) == "2":
            not_converted = False
            show_iframe = True

    if google_resource_id != "":
        embed_google = True
    if slideshare_id != "":
        embed_slideshare = True
    templatePath = "templates/google_ss_preview.pt"
    if validate_form:
        introductory_paragraphs = request.POST.get('introductory_paragraphs')
        question_count = 0
        cnxml = session[
            "cnxml"] + """<content><section id="intro-section-title"><title id="introtitle">Introduction</title><para id="introduction-1">""" + introductory_paragraphs + """</para></section><section id="slides-embed"><title id="slide-embed-title">View the slides</title><figure id="ss-embed-figure"><media id="slideshare-embed" alt="slideshare-embed"><iframe src="http://www.slideshare.net/slideshow/embed_code/""" + slideshare_id + """" width="425" height="355" /></media></figure></section>"""
        for i in range(1, 6):
            form_question = request.POST.get('question-' + str(i))
            if form_question:
                form_radio_answer = request.POST.get(
                    'radio-' + str(i)
                )  #this give us something like 'answer-1-1'. so our solution is this
                question_count += 1
                if question_count == 1:
                    cnxml += """<section id="test-section"><title>Test your knowledge</title>"""
                itemlist = ""
                for j in range(1, 10):
                    try:

                        form_all_answers = request.POST.get('answer-' +
                                                            str(i) + '-' +
                                                            str(j))
                        if form_all_answers:
                            itemlist += "<item>" + form_all_answers + "</item>"

                    except:
                        print "No element found"

                if form_radio_answer:
                    solution = request.POST.get(form_radio_answer)
                    cnxml += """<exercise id="exercise-""" + str(
                        i
                    ) + """"><problem id="problem-""" + str(
                        i
                    ) + """"><para id="para-""" + str(i) + """">""" + str(
                        form_question
                    ) + """<list id="option-list-""" + str(
                        i
                    ) + """" list-type="enumerated" number-style="lower-alpha">""" + str(
                        itemlist) + """</list></para></problem>"""
                else:
                    print "ELESE CONDUITION OF radio"
                    solution = request.POST.get('answer-' + str(i) + '-1')
                    cnxml += """<exercise id="exercise-""" + str(
                        i) + """"><problem id="problem-""" + str(
                            i) + """"><para id="para-""" + str(
                                i) + """">""" + str(
                                    form_question) + """</para></problem>"""
                print "FORM RADIO ANSWER", form_radio_answer
                print "SOLUTION", solution
                cnxml += """ <solution id="solution-""" + str(
                    i
                ) + """"> <para id="solution-para-""" + str(
                    i
                ) + """">""" + solution + """</para></solution></exercise>"""
                """form_solution = request.POST.get('solution-'+str(i))
                all_post_data = {"data":{"options":form_options,"solution":form_solution,"question":form_question}}
                for question in all_post_data:
                    options = all_post_data[question]['options']
                    solution = all_post_data[question]['solution']
                    asked_question = all_post_data[question]['question']
                    optionlist=""
                    for option in options:
                        optionlist+="<item>"+option+"</item>"""
                #cnxml+="""<exercise id="exercise-"""+str(j)+""""><problem id="problem-"""+str(j)+""""><para id="para-"""+str(j)+"""">"""+str(asked_question)+"""<list id="option-list-"""+str(j)+"""" list-type="enumerated" number-style="lower-alpha">"""+str(optionlist)+"""</list></para></problem>"""
                #cnxml+=""" <solution id="solution-"""+str(j)+""""> <para id="solution-para-"""+str(j)+"""">"""+solution+"""</para></solution></exercise>"""
                #j+=1
        metadata = session['metadata']
        if question_count >= 1:
            cnxml += "</section></content></document>"
        else:
            cnxml += "</content></document>"
        workspaces = [(i['href'], i['title'])
                      for i in session['login'].collections]
        metadata_entry = sword2cnx.MetaData(metadata)
        zipped_filepath = session['userfilepath']
        zip_archive = zipfile.ZipFile(zipped_filepath, 'w')
        zip_archive.writestr("index.cnxml", cnxml)
        zip_archive.close()
        conn = sword2cnx.Connection("http://cnx.org/sword/servicedocument",
                                    user_name=session['login'].username,
                                    user_pass=session['login'].password,
                                    always_authenticate=True,
                                    download_service_document=True)
        collections = [{
            'title': i.title,
            'href': i.href
        } for i in sword2cnx.get_workspaces(conn)]
        session['login'].collections = collections
        workspaces = [(i['href'], i['title'])
                      for i in session['login'].collections]
        session['workspaces'] = workspaces
        with open(zipped_filepath, 'rb') as zip_file:
            deposit_receipt = conn.create(
                col_iri=workspaces[0][0],
                metadata_entry=metadata_entry,
                payload=zip_file,
                filename='upload.zip',
                mimetype='application/zip',
                packaging='http://purl.org/net/sword/package/SimpleZip',
                in_progress=True)
        session['dr'] = deposit_receipt
        session['deposit_receipt'] = deposit_receipt.to_xml()
        soup = BeautifulSoup(deposit_receipt.to_xml())
        data = soup.find("link", rel="edit")
        edit_iri = data['href']
        session['edit_iri'] = edit_iri
        creator = soup.find('dcterms:creator')
        username = session['login'].username
        email = creator["oerdc:email"]
        url = "http://connexions-oerpub.appspot.com/"
        post_values = {
            "username": username,
            "email": email,
            "slideshow_id": slideshare_id
        }
        data = urllib.urlencode(post_values)
        google_req = urllib2.Request(url, data)
        google_response = urllib2.urlopen(google_req)
        now_string = datetime.datetime.now().strftime('%Y%m%d-%H%M%S')
        temp_dir_name = '%s-%s' % (request.session['login'].username,
                                   now_string)
        save_dir = os.path.join(request.registry.settings['transform_dir'],
                                temp_dir_name)
        os.mkdir(save_dir)
        request.session['upload_dir'] = temp_dir_name
        cnxml = clean_cnxml(cnxml)
        save_cnxml(save_dir, cnxml, [])
        return HTTPFound(location=request.route_url('metadata'))

        #return HTTPFound(location=request.route_url('updatecnx'))

    response = {
        'form': FormRenderer(form),
        "slideshare_id": slideshare_id,
        "google_resource_id": google_resource_id,
        "embed_google": embed_google,
        "embed_slideshare": embed_slideshare,
        "not_converted": not_converted,
        "show_iframe": show_iframe
    }
    return render_to_response(templatePath, response, request=request)