display_content_block.rb
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class DisplayContentBlock < Block
settings_items :nodes, :type => Array, :default => []
settings_items :chosen_attributes, :type => Array, :default => ['title']
settings_items :display_folder_children, :type => :boolean, :default => true
def self.description
_('Display your contents')
end
def help
_('This block displays articles chosen by you. You can edit the block to select which of your articles is going to be displayed in the block.')
end
def checked_nodes= params
self.nodes = params.keys
end
before_save :expand_nodes
def expand_nodes
return self.nodes if self.holder.nil?
articles = self.holder.articles.find(nodes)
children = articles.map { |article| article.children }.compact.flatten
if display_folder_children
articles = articles - children
else
articles = (articles + children).uniq
end
self.nodes = articles.map(&:id)
end
def parent_nodes
@parent_nodes ||= self.holder.articles.find(nodes).map { |article| get_parent(article) }.compact.flatten
end
VALID_CONTENT = ['RawHTMLArticle', 'TextArticle', 'TextileArticle', 'TinyMceArticle', 'Folder', 'Blog', 'Forum']
def articles_of_parent(parent = nil)
return [] if self.holder.nil?
holder.articles.find(:all, :conditions => {:type => VALID_CONTENT, :parent_id => (parent.nil? ? nil : parent)})
end
include ActionController::UrlWriter
def content(args={})
extra_condition = display_folder_children ? 'OR articles.parent_id IN(:nodes)':''
docs = nodes.blank? ? [] : owner.articles.find(:all, :conditions => ["(articles.id IN(:nodes) #{extra_condition}) AND articles.type IN(:types)", {:nodes => self.nodes, :types => VALID_CONTENT}])
block_title(title) +
content_tag('ul', docs.map {|item|
if !item.folder?
content_tag('li',
(display_attribute?('title') ? content_tag('div', link_to(h(item.title), item.url), :class => 'title') : '') +
(display_attribute?('abstract') ? content_tag('div', item.abstract ,:class => 'lead') : '') +
(display_attribute?('body') ? content_tag('div', item.body ,:class => 'body') : '')
)
end
}.join("\n"))
end
def url_params
params = {:block_id => self.id}
if self.owner.is_a?(Profile)
params.merge!(:controller => "display_content_plugin_myprofile")
params.merge!(:profile => self.holder.identifier)
else
params.merge!( :controller => "display_content_plugin_admin")
end
params
end
def display_attribute?(attr)
chosen_attributes.include?(attr)
end
protected
def holder
return nil if self.box.nil? || self.box.owner.nil?
if self.box.owner.kind_of?(Environment)
return nil if self.box.owner.portal_community.nil?
self.box.owner.portal_community
else
self.box.owner
end
end
def get_parent(article)
return [] if article.parent_id.nil?
parents = [article.parent.id] + get_parent(article.parent)
return parents
end
def self.expire_on
{ :profile => [:article], :environment => [:article] }
end
end