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# File 'lib/refinery/crud.rb', line 50
def crudify(model_name, options = {})
options = ::Refinery::Crud.default_options(model_name).merge(options)
class_name = options[:class_name]
singular_name = options[:singular_name]
plural_name = options[:plural_name]
module_eval %(
prepend_before_filter :find_#{singular_name},
:only => [:update, :destroy, :edit, :show]
def new
@#{singular_name} = #{class_name}.new
end
def create
# if the position field exists, set this object as last object, given the conditions of this class.
if #{class_name}.column_names.include?("position")
params[:#{singular_name}].merge!({
:position => ((#{class_name}.maximum(:position, :conditions => #{options[:conditions].inspect})||-1) + 1)
})
end
if (@#{singular_name} = #{class_name}.create(params[:#{singular_name}])).valid?
(request.xhr? ? flash.now : flash).notice = t(
'refinery.crudify.created',
:what => "'\#{@#{singular_name}.#{options[:title_attribute]}}'"
)
unless from_dialog?
unless params[:continue_editing] =~ /true|on|1/
redirect_back_or_default(#{options[:redirect_to_url]})
else
unless request.xhr?
redirect_to :back
else
render :partial => "/shared/message"
end
end
else
render :text => "<script>parent.window.location = '\#{#{options[:redirect_to_url]}}';</script>"
end
else
unless request.xhr?
render :action => 'new'
else
render :partial => "/shared/admin/error_messages",
:locals => {
:object => @#{singular_name},
:include_object_name => true
}
end
end
end
def edit
# object gets found by find_#{singular_name} function
end
def update
if @#{singular_name}.update_attributes(params[:#{singular_name}])
(request.xhr? ? flash.now : flash).notice = t(
'refinery.crudify.updated',
:what => "'\#{@#{singular_name}.#{options[:title_attribute]}}'"
)
unless from_dialog?
unless params[:continue_editing] =~ /true|on|1/
redirect_back_or_default(#{options[:redirect_to_url]})
else
unless request.xhr?
redirect_to :back
else
render :partial => "/shared/message"
end
end
else
render :text => "<script>parent.window.location = '\#{#{options[:redirect_to_url]}}';</script>"
end
else
unless request.xhr?
render :action => 'edit'
else
render :partial => "/shared/admin/error_messages",
:locals => {
:object => @#{singular_name},
:include_object_name => true
}
end
end
end
def destroy
# object gets found by find_#{singular_name} function
title = @#{singular_name}.#{options[:title_attribute]}
if @#{singular_name}.destroy
flash.notice = t('destroyed', :scope => 'refinery.crudify', :what => "'\#{title}'")
end
redirect_to #{options[:redirect_to_url]}
end
# Finds one single result based on the id params.
def find_#{singular_name}
@#{singular_name} = #{class_name}.find(params[:id],
:include => #{options[:include].map(&:to_sym).inspect})
end
# Find the collection of @#{plural_name} based on the conditions specified into crudify
# It will be ordered based on the conditions specified into crudify
# And eager loading is applied as specified into crudify.
def find_all_#{plural_name}(conditions = #{options[:conditions].inspect})
@#{plural_name} = #{class_name}.where(conditions).includes(
#{options[:include].map(&:to_sym).inspect}
).order("#{options[:order]}")
end
# Paginate a set of @#{plural_name} that may/may not already exist.
def paginate_all_#{plural_name}
# If we have already found a set then we don't need to again
find_all_#{plural_name} if @#{plural_name}.nil?
paging_options = {:page => params[:page]}
# Use per_page from crudify options.
if #{options[:per_page].present?.inspect}
paging_options.update({:per_page => #{options[:per_page].inspect}})
# Seems will_paginate doesn't always use the implicit method.
elsif #{class_name}.methods.map(&:to_sym).include?(:per_page)
paging_options.update({:per_page => #{class_name}.per_page})
end
@#{plural_name} = @#{plural_name}.paginate(paging_options)
end
# Returns a weighted set of results based on the query specified by the user.
def search_all_#{plural_name}
# First find normal results.
find_all_#{plural_name}(#{options[:search_conditions].inspect})
# Now get weighted results by running the query against the results already found.
@#{plural_name} = @#{plural_name}.with_query(params[:search])
end
# Ensure all methods are protected so that they should only be called
# from within the current controller.
protected :find_#{singular_name},
:find_all_#{plural_name},
:paginate_all_#{plural_name},
:search_all_#{plural_name}
)
if options[:searchable]
if options[:paging]
module_eval %(
def index
search_all_#{plural_name} if searching?
paginate_all_#{plural_name}
render :partial => '#{plural_name}' if #{options[:xhr_paging].inspect} && request.xhr?
end
)
else
module_eval %(
def index
unless searching?
find_all_#{plural_name}
else
search_all_#{plural_name}
end
end
)
end
else
if options[:paging]
module_eval %(
def index
paginate_all_#{plural_name}
render :partial => '#{plural_name}' if #{options[:xhr_paging].inspect} && request.xhr?
end
)
else
module_eval %(
def index
find_all_#{plural_name}
end
)
end
end
if options[:sortable]
module_eval %(
def reorder
find_all_#{plural_name}
end
# Based upon http://github.com/matenia/jQuery-Awesome-Nested-Set-Drag-and-Drop
def update_positions
previous = nil
# The list doesn't come to us in the correct order. Frustration.
0.upto((newlist ||= params[:ul]).length - 1) do |index|
hash = newlist[index.to_s]
moved_item_id = hash['id'].split(/#{singular_name}\\_?/)
@current_#{singular_name} = #{class_name}.find_by_id(moved_item_id)
if @current_#{singular_name}.respond_to?(:move_to_root)
if previous.present?
@current_#{singular_name}.move_to_right_of(#{class_name}.find_by_id(previous))
else
@current_#{singular_name}.move_to_root
end
else
@current_#{singular_name}.update_attribute(:position, index)
end
if hash['children'].present?
update_child_positions(hash, @current_#{singular_name})
end
previous = moved_item_id
end
#{class_name}.rebuild! if #{class_name}.respond_to?(:rebuild!)
render :nothing => true
end
def update_child_positions(node, #{singular_name})
0.upto(node['children'].length - 1) do |child_index|
child = node['children'][child_index.to_s]
child_id = child['id'].split(/#{singular_name}\_?/)
child_#{singular_name} = #{class_name}.find_by_id(child_id)
child_#{singular_name}.move_to_child_of(#{singular_name})
if child['children'].present?
update_child_positions(child, child_#{singular_name})
end
end
end
)
end
module_eval %(
def self.sortable?
#{options[:sortable].to_s}
end
def self.searchable?
#{options[:searchable].to_s}
end
)
end
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