discourse/app/controllers/metadata_controller.rb

84 lines
2.4 KiB
Ruby

# frozen_string_literal: true
class MetadataController < ApplicationController
layout false
skip_before_action :preload_json, :check_xhr, :redirect_to_login_if_required
def manifest
render json: default_manifest.to_json, content_type: 'application/manifest+json'
end
def opensearch
render template: "metadata/opensearch.xml"
end
def app_association_android
raise Discourse::NotFound unless SiteSetting.app_association_android.present?
render plain: SiteSetting.app_association_android, content_type: 'application/json'
end
def app_association_ios
raise Discourse::NotFound unless SiteSetting.app_association_ios.present?
render plain: SiteSetting.app_association_ios, content_type: 'application/json'
end
private
def default_manifest
display = "standalone"
if request.user_agent
regex = Regexp.new(SiteSetting.pwa_display_browser_regex)
if regex.match(request.user_agent)
display = "browser"
end
end
manifest = {
name: SiteSetting.title,
short_name: SiteSetting.short_title.presence || SiteSetting.title.truncate(12, separator: ' ', omission: ''),
display: display,
start_url: Discourse.base_uri.present? ? "#{Discourse.base_uri}/" : '.',
background_color: "##{ColorScheme.hex_for_name('secondary', view_context.scheme_id)}",
theme_color: "##{ColorScheme.hex_for_name('header_background', view_context.scheme_id)}",
icons: [
],
share_target: {
action: "/new-topic",
method: "GET",
enctype: "application/x-www-form-urlencoded",
params: {
title: "title",
text: "body"
}
}
}
logo = SiteSetting.site_manifest_icon_url
if logo
icon_entry = {
src: UrlHelper.absolute(logo),
sizes: "512x512",
type: MiniMime.lookup_by_filename(logo)&.content_type || "image/png"
}
manifest[:icons] << icon_entry.dup
icon_entry[:purpose] = "maskable"
manifest[:icons] << icon_entry
end
if current_user && current_user.trust_level >= 1 && SiteSetting.native_app_install_banner_android
manifest = manifest.merge(
prefer_related_applications: true,
related_applications: [
{
platform: "play",
id: SiteSetting.android_app_id
}
]
)
end
manifest
end
end