Sha256: 4f819891a2c7c51ebe3ae01ba61298d53f73c84f2208af1e25e7dacb179036f8
Contents?: true
Size: 1.87 KB
Versions: 16
Compression:
Stored size: 1.87 KB
Contents
module GravatarImageTag
class << self
attr_accessor :configuration
end
def self.configuration
@configuration ||= Configuration.new
end
def self.configure
yield(configuration)
end
class Configuration
attr_accessor :default_image, :filetype, :rating, :size, :secure
end
def self.included(base)
GravatarImageTag.configure { |c| nil }
base.send :include, InstanceMethods
end
module InstanceMethods
def gravatar_image_tag(email, options = {})
options[:alt] ||= 'Gravatar'
image_tag(GravatarImageTag::gravatar_url(email, options.delete(:gravatar)), options)
end
end
def self.gravatar_url(email, overrides = {})
overrides ||= {}
gravatar_params = {
:default => GravatarImageTag.configuration.default_image,
:filetype => GravatarImageTag.configuration.filetype,
:rating => GravatarImageTag.configuration.rating,
:secure => GravatarImageTag.configuration.secure,
:size => GravatarImageTag.configuration.size
}.merge(overrides).delete_if { |key, value| value.nil? }
"#{gravatar_url_base(gravatar_params.delete(:secure))}/#{gravatar_id(email, gravatar_params.delete(:filetype))}#{url_params(gravatar_params)}"
end
private
def self.gravatar_url_base(secure = false)
'http' + (!!secure ? 's://secure.' : '://') + 'gravatar.com/avatar'
end
def self.gravatar_id(email, filetype = nil)
"#{ Digest::MD5.hexdigest(email) }#{ ".#{filetype}" unless filetype.nil? }" unless email.nil?
end
def self.url_params(gravatar_params)
return nil if gravatar_params.keys.size == 0
"?#{gravatar_params.map { |key, value| "#{key}=#{URI.escape(value.is_a?(String) ? value : value.to_s, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]"))}"}.join('&')}"
end
end
ActionView::Base.send(:include, GravatarImageTag) if defined?(ActionView::Base)
Version data entries
16 entries across 16 versions & 1 rubygems