mirror of
https://github.com/discourse/discourse.git
synced 2024-12-11 15:53:45 +08:00
c8b5e6baae
Since iOS doesn't have a back button and can have issues on log in. See https://twitter.com/firt/status/1021477243909033984
63 lines
1.7 KiB
Ruby
63 lines
1.7 KiB
Ruby
class MetadataController < ApplicationController
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layout false
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skip_before_action :preload_json, :check_xhr, :redirect_to_login_if_required
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def manifest
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render json: default_manifest.to_json, content_type: 'application/manifest+json'
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end
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def opensearch
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render file: "#{Rails.root}/app/views/metadata/opensearch.xml"
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end
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private
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def default_manifest
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logo = SiteSetting.large_icon_url.presence || SiteSetting.logo_small_url.presence || SiteSetting.apple_touch_icon_url.presence
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if !logo
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logo = path('/images/d-logo-sketch-small.png')
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end
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file_info = get_file_info(logo)
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display = request.user_agent =~ /iPad|iPhone/ ? 'browser' : 'standalone'
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manifest = {
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name: SiteSetting.title,
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short_name: SiteSetting.title,
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display: display,
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orientation: 'any',
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start_url: Discourse.base_uri.present? ? "#{Discourse.base_uri}/" : '.',
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background_color: "##{ColorScheme.hex_for_name('secondary')}",
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theme_color: "##{ColorScheme.hex_for_name('header_background')}",
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icons: [
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{
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src: logo,
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sizes: file_info[:size],
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type: file_info[:type]
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}
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]
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}
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if SiteSetting.native_app_install_banner
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manifest = manifest.merge(
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prefer_related_applications: true,
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related_applications: [
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{
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platform: "play",
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id: "com.discourse"
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}
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]
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)
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end
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manifest
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end
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def get_file_info(filename)
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type = MiniMime.lookup_by_filename(filename)&.content_type || "image/png"
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upload = Upload.find_by_url(filename)
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{ size: "#{upload&.width || 512}x#{upload&.height || 512}", type: type }
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end
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end
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