institutions_block.rb
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class InstitutionsBlock < CommunitiesBlock
def self.description
_('Institutions')
end
def profile_count
profile_list.count
end
def default_title
n_('{#} institution', '{#} institutions', profile_count)
end
def help
_('This block displays the institutions in which the user is a member.')
end
def footer
owner = self.owner
case owner
when Profile
lambda do |context|
link_to s_('institutions|View all'), :profile => owner.identifier,
:controller => 'profile', :action => 'communities',
:type => 'Institution'
end
when Environment
lambda do |context|
link_to s_('institutions|View all'), :controller => 'search',
:action => 'communities', :type => 'Institution'
end
else
''
end
end
def profile_list
result = get_visible_profiles
result = result.select { |p| p.class == Community && p.institution? }
result.slice(0..get_limit-1)
end
def profiles
owner.communities
end
private
def get_visible_profiles
include_list = [:image,:domains,:preferred_domain,:environment]
visible_profiles = profiles.visible.includes(include_list)
if !prioritize_profiles_with_image
visible_profiles.all(:limit => get_limit,
:order => 'profiles.updated_at DESC'
).sort_by{ rand }
elsif profiles.visible.with_image.count >= get_limit
visible_profiles.with_image.all(:limit => get_limit * 5,
:order => 'profiles.updated_at DESC'
).sort_by{ rand }
else
visible_profiles.with_image.sort_by{ rand } +
visible_profiles.without_image.all(:limit => get_limit * 5,
:order => 'profiles.updated_at DESC'
).sort_by{ rand }
end
end
end