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59d53dc18a
Currently all our preinstalled plugins use the default "gear" icon from fontawesome — this PR adds unique icons for each of them using a new plugin API method, `setAdminPluginIcon()`. Plugins without an icon defined will still fall back to the gear icon. Before: <img width="250" alt="image" src="https://github.com/user-attachments/assets/06b5c6e7-0aae-44f8-b8ee-1486b98bfc6b" /> After: <img width="250" alt="image" src="https://github.com/user-attachments/assets/46d45d4b-6c75-4473-ae53-1a0e71c4d6fb" />
78 lines
2.4 KiB
Ruby
78 lines
2.4 KiB
Ruby
# frozen_string_literal: true
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# name: discourse-lti
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# about: Allows login integration with a number of learning management systems via the LTI 1.3 standard.
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# meta_topic_id: 196174
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# version: 1.0
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# authors: David Taylor
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# url: https://github.com/discourse/discourse/tree/main/plugins/discourse-lti
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enabled_site_setting :lti_enabled
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register_svg_icon "graduation-cap"
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module ::DiscourseLti
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PLUGIN_NAME = "discourse-lti"
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CUSTOM_DATA_CLAIM = "https://purl.imsglobal.org/spec/lti/claim/custom"
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DISCOURSE_INVITE_KEYS = %w[discourse_invite_link custom_discourse_invite_link] # Coursera prefixes keys with `custom_`
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class ShouldReconnect < StandardError
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end
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end
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after_initialize do
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# Check for invite URL in LTI custom fields
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# If present, and this is a new user, redirect the user to the invite url.
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# Otherwise, continue as normal
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on(:after_auth) do |authenticator, auth_result, session, cookies, request|
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next if !(authenticator.name.to_sym == :lti)
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next if auth_result.user # Only redirect new users to invite
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uaa =
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UserAssociatedAccount.find_by(
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provider_name: "lti",
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provider_uid: auth_result.extra_data[:uid],
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)
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next if uaa.nil?
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custom_data = uaa.extra.dig("raw_info", DiscourseLti::CUSTOM_DATA_CLAIM)
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next if custom_data.nil?
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invite = nil
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DiscourseLti::DISCOURSE_INVITE_KEYS.each { |k| break if invite = custom_data[k] }
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next if invite.nil?
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parsed =
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begin
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URI.parse(invite)
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rescue URI::Error
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next
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end
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next if parsed.nil?
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next if parsed.host && parsed.host != Discourse.current_hostname
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route = Discourse.route_for(parsed.path)
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next if !(route[:controller] == "invites" && route[:action] == "show")
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request.server_session[:destination_url] = parsed.to_s
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end
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on(:after_auth) do |authenticator, auth_result, session, cookies|
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next if !(authenticator.name.to_sym == :lti)
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if !auth_result.user && cookies["_t"] # User (probably) already logged in
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raise DiscourseLti::ShouldReconnect.new
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end
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end
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reloadable_patch do
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::Users::OmniauthCallbacksController.rescue_from(DiscourseLti::ShouldReconnect) do
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session[:auth_reconnect] = true
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complete
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end
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end
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end
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require_relative "lib/discourse_lti/lti_omniauth_strategy"
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require_relative "lib/discourse_lti/lti_authenticator"
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auth_provider authenticator: DiscourseLti::LtiAuthenticator.new
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