profile_list_block.rb
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class ProfileListBlock < Block
settings_items :limit, :type => :integer, :default => 6
def self.description
_('Random profiles')
end
# override in subclasses!
def profiles
owner.profiles
end
def profile_list
random = randomizer
profiles.visible.all(:limit => limit, :select => 'DISTINCT profiles.*, ' + random, :order => random)
end
def profile_count
profiles.visible.count('DISTINCT(profiles.id)')
end
def randomizer
@randomizer ||= "(profiles.id % #{rand(profile_count) + 1})"
end
# the title of the block. Probably will be overriden in subclasses.
def default_title
_('{#} People or Groups')
end
def help
_('Clicking on the people or groups will take you to their home page.')
end
def content
profiles = self.profile_list
title = self.view_title
nl = "\n"
lambda do
count=0
list = profiles.map {|item|
count+=1
send(:profile_image_link, item, :minor )
}.join("\n ")
if list.empty?
list = '<div class="common-profile-list-block-none">'+ _('None') +'</div>'
else
list = content_tag 'ul', nl +' '+ list + nl
end
block_title(title) + nl +
'<div class="common-profile-list-block">' +
nl + list + nl + '<br style="clear:both" /></div>'
end
end
def view_title
title.gsub('{#}', profile_count.to_s)
end
end