class ActionAdmin::Shortcode
Public Class Methods
new(params, attribs={})
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Initializes the decorator
# File lib/action_admin/shortcode.rb, line 4 def initialize(params, attribs={}) attribs = Hash[attribs.map { |k, _v| [k, nil] }].symbolize_keys string = URI.decode(params[:shortcode]) @field = params[:id] @object = parse_shortcode_attr(string, attribs) end
Public Instance Methods
has_attribute?(attribute)
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Check if attribute exists
# File lib/action_admin/shortcode.rb, line 27 def has_attribute?(attribute) @object.key? attribute end
method_missing(method, *args, &block)
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Delegates to the wrapped object
# File lib/action_admin/shortcode.rb, line 18 def method_missing(method, *args, &block) if @object.key? method @object[method] elsif @object.respond_to? method @object.send(method, *args, &block) end end
model_name()
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Sets the model name
# File lib/action_admin/shortcode.rb, line 13 def model_name ActiveModel::Name.new(self.class, nil, @field) end
Private Instance Methods
parse_shortcode_attr(string, attribs)
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Parses shortcode string and returns attributes
# File lib/action_admin/shortcode.rb, line 45 def parse_shortcode_attr(string, attribs) found = Hash["#{string}".scan(/(\w+)="([^"]+)"/)].symbolize_keys valid = found.select { |k, _v| k.in? attribs.keys } valid = Hash[valid.map { |k, v| k == :ids ? [k, v.split(',').map(&:strip)] : [k, v] }] valid_shortcode?(string) ? attribs.merge(valid) : attribs end
parse_shortcode_field(string)
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Parses shortcode string and returns field name
# File lib/action_admin/shortcode.rb, line 40 def parse_shortcode_field(string) "#{string}".match(/^\[(\w+) /).captures.first end
valid_shortcode?(string)
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Checks if shortcode string is valid
# File lib/action_admin/shortcode.rb, line 34 def valid_shortcode?(string) "#{string}".strip.match(/^\[(\w+) (.+?)\]$/).present? and parse_shortcode_field(string) == "#{@field}" end