display_content_block.rb
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class DisplayContentBlock < Block
settings_items :nodes, :type => Array, :default => []
settings_items :parent_nodes, :type => Array, :default => []
settings_items :chosen_attributes, :type => Array, :default => ['title']
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
return self.nodes if self.holder.nil?
articles = []
parent_articles = []
self.holder.articles.find(params.keys).map do |article|
if article.folder?
articles = articles + article.children
parent_articles << article.id
else
articles<< article
end
parent_articles = parent_articles + get_parent(article) unless parent_articles.include?(article.parent_id)
end
self.parent_nodes = parent_articles
self.nodes = articles.map{|a| a.id if a.is_a?(TextArticle) }.compact
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={})
docs = owner.articles.find(:all, :conditions => {:id => self.nodes})
block_title(title) +
content_tag('ul', docs.map {|item|
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') : '')
)
}.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
end