module OpenGraphHelper
require "addressable/uri"
- def opengraph_tags(title = nil, og_image = nil, og_image_alt = nil)
+ def opengraph_tags(title, properties)
tags = {
"og:site_name" => t("layouts.project_name.title"),
"og:title" => title || t("layouts.project_name.title"),
"og:type" => "website",
"og:url" => url_for(:only_path => false),
- "og:description" => t("layouts.intro_text")
+ "og:description" => properties["og:description"] || t("layouts.intro_text")
}.merge(
- opengraph_image_properties(og_image, og_image_alt)
+ opengraph_image_properties(properties)
+ ).merge(
+ properties.slice("article:published_time")
)
safe_join(tags.map do |property, content|
private
- def opengraph_image_properties(og_image, og_image_alt)
+ def opengraph_image_properties(properties)
begin
- if og_image
- properties = {}
- properties["og:image"] = Addressable::URI.join(root_url, og_image).normalize
- properties["og:image:alt"] = og_image_alt if og_image_alt
- return properties
+ if properties["og:image"]
+ image_properties = {}
+ image_properties["og:image"] = Addressable::URI.join(root_url, properties["og:image"]).normalize
+ image_properties["og:image:alt"] = properties["og:image:alt"] if properties["og:image:alt"]
+ return image_properties
end
rescue Addressable::URI::InvalidURIError
# return default image