fa6a5f99a5
To extract the program detail information edX mobile team has to parse all the un-necassary details which takes time that ultimately slows down app.To avoid it,a detail fragment is created that will be used in the mobile app as well as on the web. LEARNER-2981
122 lines
4.6 KiB
Python
122 lines
4.6 KiB
Python
"""
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Fragments for rendering programs.
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"""
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from django.http import Http404
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from django.template.loader import render_to_string
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from django.utils.translation import get_language_bidi
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from django.core.urlresolvers import reverse
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from web_fragments.fragment import Fragment
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from lms.djangoapps.commerce.utils import EcommerceService
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from lms.djangoapps.learner_dashboard.utils import FAKE_COURSE_KEY, strip_course_id
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from openedx.core.djangoapps.plugin_api.views import EdxFragmentView
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from openedx.core.djangoapps.programs.models import ProgramsApiConfig
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from openedx.core.djangoapps.programs.utils import (
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ProgramDataExtender,
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ProgramProgressMeter,
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get_certificates,
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get_program_marketing_url
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)
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from openedx.core.djangoapps.user_api.preferences.api import get_user_preferences
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class ProgramsFragmentView(EdxFragmentView):
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"""
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A fragment to program listing.
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"""
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def render_to_fragment(self, request, **kwargs):
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"""
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Render the program listing fragment.
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"""
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user = request.user
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programs_config = kwargs.get('programs_config') or ProgramsApiConfig.current()
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if not programs_config.enabled or not user.is_authenticated():
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raise Http404
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meter = ProgramProgressMeter(request.site, user)
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context = {
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'marketing_url': get_program_marketing_url(programs_config),
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'programs': meter.engaged_programs,
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'progress': meter.progress()
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}
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html = render_to_string('learner_dashboard/programs_fragment.html', context)
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programs_fragment = Fragment(html)
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self.add_fragment_resource_urls(programs_fragment)
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return programs_fragment
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def css_dependencies(self):
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"""
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Returns list of CSS files that this view depends on.
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The helper function that it uses to obtain the list of CSS files
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works in conjunction with the Django pipeline to ensure that in development mode
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the files are loaded individually, but in production just the single bundle is loaded.
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"""
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if get_language_bidi():
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return self.get_css_dependencies('style-learner-dashboard-rtl')
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else:
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return self.get_css_dependencies('style-learner-dashboard')
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class ProgramDetailsFragmentView(EdxFragmentView):
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"""
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Render the program details fragment.
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"""
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def render_to_fragment(self, request, program_uuid, **kwargs):
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"""View details about a specific program."""
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programs_config = kwargs.get('programs_config') or ProgramsApiConfig.current()
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if not programs_config.enabled or not request.user.is_authenticated():
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raise Http404
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meter = ProgramProgressMeter(request.site, request.user, uuid=program_uuid)
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program_data = meter.programs[0]
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if not program_data:
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raise Http404
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program_data = ProgramDataExtender(program_data, request.user).extend()
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course_data = meter.progress(programs=[program_data], count_only=False)[0]
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certificate_data = get_certificates(request.user, program_data)
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program_data.pop('courses')
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skus = program_data.get('skus')
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ecommerce_service = EcommerceService()
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urls = {
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'program_listing_url': reverse('program_listing_view'),
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'track_selection_url': strip_course_id(
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reverse('course_modes_choose', kwargs={'course_id': FAKE_COURSE_KEY})
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),
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'commerce_api_url': reverse('commerce_api:v0:baskets:create'),
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'buy_button_url': ecommerce_service.get_checkout_page_url(*skus)
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}
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context = {
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'urls': urls,
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'user_preferences': get_user_preferences(request.user),
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'program_data': program_data,
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'course_data': course_data,
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'certificate_data': certificate_data
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}
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html = render_to_string('learner_dashboard/program_details_fragment.html', context)
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program_details_fragment = Fragment(html)
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self.add_fragment_resource_urls(program_details_fragment)
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return program_details_fragment
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def css_dependencies(self):
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"""
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Returns list of CSS files that this view depends on.
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The helper function that it uses to obtain the list of CSS files
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works in conjunction with the Django pipeline to ensure that in development mode
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the files are loaded individually, but in production just the single bundle is loaded.
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"""
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if get_language_bidi():
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return self.get_css_dependencies('style-learner-dashboard-rtl')
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else:
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return self.get_css_dependencies('style-learner-dashboard')
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