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-rw-r--r--app/models/concerns/account_avatar.rb41
1 files changed, 41 insertions, 0 deletions
diff --git a/app/models/concerns/account_avatar.rb b/app/models/concerns/account_avatar.rb
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+++ b/app/models/concerns/account_avatar.rb
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+# frozen_string_literal: true
+
+module AccountAvatar
+  extend ActiveSupport::Concern
+  IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
+
+  class_methods do
+    def avatar_styles(file)
+      styles = { original: '120x120#' }
+      styles[:static] = { format: 'png' } if file.content_type == 'image/gif'
+      styles
+    end
+    private :avatar_styles
+  end
+
+  included do
+    # Avatar upload
+    has_attached_file :avatar, styles: ->(f) { avatar_styles(f) }, convert_options: { all: '-quality 80 -strip' }
+    validates_attachment_content_type :avatar, content_type: IMAGE_MIME_TYPES
+    validates_attachment_size :avatar, less_than: 2.megabytes
+
+    def avatar_original_url
+      avatar.url(:original)
+    end
+
+    def avatar_static_url
+      avatar_content_type == 'image/gif' ? avatar.url(:static) : avatar_original_url
+    end
+
+    def avatar_remote_url=(url)
+      parsed_url = Addressable::URI.parse(url).normalize
+
+      return if !%w(http https).include?(parsed_url.scheme) || parsed_url.host.empty? || self[:avatar_remote_url] == url
+
+      self.avatar              = URI.parse(parsed_url.to_s)
+      self[:avatar_remote_url] = url
+    rescue OpenURI::HTTPError => e
+      Rails.logger.debug "Error fetching remote avatar: #{e}"
+    end
+  end
+end