4 def user_image(user, options = {})
5 options[:class] ||= "user_image border border-grey"
8 if user.image_use_gravatar
9 user_gravatar_tag(user, options)
10 elsif user.avatar.attached?
11 user_avatar_variant_tag(user, { :resize_to_limit => [100, 100] }, options)
13 image_tag "avatar_large.png", options.merge(:width => 100, :height => 100)
17 def user_thumbnail(user, options = {})
18 options[:class] ||= "user_thumbnail border border-grey"
21 if user.image_use_gravatar
22 user_gravatar_tag(user, options.merge(:size => 50))
23 elsif user.avatar.attached?
24 user_avatar_variant_tag(user, { :resize_to_limit => [50, 50] }, options)
26 image_tag "avatar_small.png", options.merge(:width => 50, :height => 50)
30 def user_thumbnail_tiny(user, options = {})
31 options[:class] ||= "user_thumbnail_tiny border border-grey"
34 if user.image_use_gravatar
35 user_gravatar_tag(user, options.merge(:size => 50))
36 elsif user.avatar.attached?
37 user_avatar_variant_tag(user, { :resize_to_limit => [50, 50] }, options)
39 image_tag "avatar_small.png", options.merge(:width => 50, :height => 50)
43 def user_image_url(user, options = {})
44 if user.image_use_gravatar
45 user_gravatar_url(user, options)
46 elsif user.avatar.attached?
47 polymorphic_url(user_avatar_variant(user, :resize_to_limit => [100, 100]), :host => Settings.server_url)
49 image_url("avatar_large.png")
53 # External authentication support
56 image_tag "openid_small.png", :alt => t("sessions.new.openid_logo_alt"), :class => "openid_logo"
59 def auth_button(name, provider, options = {})
61 image_tag("#{name}.svg", :alt => t("sessions.new.auth_providers.#{name}.alt"), :class => "rounded-3"),
62 auth_path(options.merge(:provider => provider)),
64 :class => "auth_button",
65 :title => t("sessions.new.auth_providers.#{name}.title")
71 # Local avatar support
72 def user_avatar_variant_tag(user, variant_options, options)
73 if user.avatar.variable?
74 variant = user.avatar.variant(variant_options)
75 # https://stackoverflow.com/questions/61893089/get-metadata-of-active-storage-variant/67228171
77 metadata = variant.processed.send(:record).image.blob.metadata
79 options[:width] = metadata["width"]
80 options[:height] = metadata["height"]
83 image_tag variant, options
85 image_tag user.avatar, options
89 def user_avatar_variant(user, options)
90 if user.avatar.variable?
91 user.avatar.variant(options)
99 # See http://en.gravatar.com/site/implement/images/ for details.
100 def user_gravatar_url(user, options = {})
101 size = options[:size] || 100
102 hash = Digest::MD5.hexdigest(user.email.downcase)
103 default_image_url = image_url("avatar_large.png")
104 "#{request.protocol}www.gravatar.com/avatar/#{hash}.jpg?s=#{size}&d=#{u(default_image_url)}"
107 def user_gravatar_tag(user, options = {})
108 url = user_gravatar_url(user, options)
109 options[:height] = options[:width] = options.delete(:size) || 100
110 image_tag url, options