82 lines
2.7 KiB
Python
82 lines
2.7 KiB
Python
from xblock.fragment import Fragment
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from xmodule.x_module import XModule
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from xmodule.seq_module import SequenceDescriptor
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from xmodule.progress import Progress
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from pkg_resources import resource_string
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from copy import copy
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# HACK: This shouldn't be hard-coded to two types
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# OBSOLETE: This obsoletes 'type'
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class_priority = ['video', 'problem']
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class VerticalFields(object):
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has_children = True
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class VerticalModule(VerticalFields, XModule):
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''' Layout module for laying out submodules vertically.'''
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def student_view(self, context):
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# When rendering a Studio preview, use a different template to support drag and drop.
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if context and context.get('runtime_type', None) == 'studio':
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return self.studio_preview_view(context)
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return self.render_view(context, 'vert_module.html')
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def studio_preview_view(self, context):
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"""
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Renders the Studio preview view, which supports drag and drop.
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"""
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return self.render_view(context, 'vert_module_studio_view.html')
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def render_view(self, context, template_name):
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"""
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Helper method for rendering student_view and the Studio version.
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"""
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fragment = Fragment()
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contents = []
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child_context = {} if not context else copy(context)
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child_context['child_of_vertical'] = True
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for child in self.get_display_items():
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rendered_child = child.render('student_view', child_context)
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fragment.add_frag_resources(rendered_child)
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contents.append({
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'id': child.id,
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'content': rendered_child.content
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})
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fragment.add_content(self.system.render_template(template_name, {
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'items': contents,
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'xblock_context': context,
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}))
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return fragment
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def get_progress(self):
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# TODO: Cache progress or children array?
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children = self.get_children()
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progresses = [child.get_progress() for child in children]
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progress = reduce(Progress.add_counts, progresses, None)
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return progress
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def get_icon_class(self):
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child_classes = set(child.get_icon_class() for child in self.get_children())
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new_class = 'other'
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for c in class_priority:
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if c in child_classes:
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new_class = c
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return new_class
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class VerticalDescriptor(VerticalFields, SequenceDescriptor):
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module_class = VerticalModule
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js = {'coffee': [resource_string(__name__, 'js/src/vertical/edit.coffee')]}
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js_module_name = "VerticalDescriptor"
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# TODO (victor): Does this need its own definition_to_xml method? Otherwise it looks
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# like verticals will get exported as sequentials...
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