require_dependency 'markdown_linker' require_dependency 'email/message_builder' require_dependency 'age_words' class UserNotifications < ActionMailer::Base default charset: 'UTF-8' include Email::BuildEmailHelper def signup(user, opts={}) build_email(user.email, template: "user_notifications.signup", email_token: opts[:email_token]) end def signup_after_approval(user, opts={}) build_email(user.email, template: 'user_notifications.signup_after_approval', email_token: opts[:email_token], new_user_tips: SiteContent.content_for(:usage_tips)) end def authorize_email(user, opts={}) build_email(user.email, template: "user_notifications.authorize_email", email_token: opts[:email_token]) end def forgot_password(user, opts={}) build_email( user.email, template: user.has_password? ? "user_notifications.forgot_password" : "user_notifications.set_password", email_token: opts[:email_token]) end def digest(user, opts={}) @user = user @base_url = Discourse.base_url min_date = opts[:since] || @user.last_emailed_at || @user.last_seen_at || 1.month.ago @site_name = SiteSetting.title @header_color = ColorScheme.hex_for_name('header_background') @last_seen_at = I18n.l(@user.last_seen_at || @user.created_at, format: :short) # A list of topics to show the user @featured_topics = Topic.for_digest(user, min_date, limit: SiteSetting.digest_topics, top_order: true).to_a # Don't send email unless there is content in it if @featured_topics.present? featured_topic_ids = @featured_topics.map(&:id) @new_topics_since_seen = Topic.new_since_last_seen(user, min_date, featured_topic_ids).count if @new_topics_since_seen > 1000 category_counts = Topic.new_since_last_seen(user, min_date, featured_topic_ids).group(:category_id).count @new_by_category = [] if category_counts.present? Category.where(id: category_counts.keys).each do |c| @new_by_category << [c, category_counts[c.id]] end @new_by_category.sort_by! {|c| -c[1]} end end @featured_topics, @new_topics = @featured_topics[0..4], @featured_topics[5..-1] @markdown_linker = MarkdownLinker.new(Discourse.base_url) build_email user.email, from_alias: I18n.t('user_notifications.digest.from', site_name: SiteSetting.title), subject: I18n.t('user_notifications.digest.subject_template', site_name: @site_name, date: I18n.l(Time.now, format: :short)) end end def user_invited_to_private_message(user, opts) notification_email(user, opts) end def user_replied(user, opts) opts[:allow_reply_by_email] = true notification_email(user, opts) end def user_quoted(user, opts) opts[:allow_reply_by_email] = true notification_email(user, opts) end def user_mentioned(user, opts) opts[:allow_reply_by_email] = true notification_email(user, opts) end def user_posted(user, opts) opts[:allow_reply_by_email] = true notification_email(user, opts) end def user_private_message(user, opts) opts[:allow_reply_by_email] = true # We use the 'user_posted' event when you are emailed a post in a PM. opts[:notification_type] = 'posted' notification_email(user, opts) end def mailing_list_notify(user, post) send_notification_email( title: post.topic.title, post: post, from_alias: post.user.username, allow_reply_by_email: true, notification_type: "posted", user: user ) end protected def email_post_markdown(post) result = "[email-indent]\n" result << "#{post.raw}\n\n" result << "#{I18n.t('user_notifications.posted_by', username: post.username, post_date: post.created_at.strftime("%m/%d/%Y"))}\n\n" result << "[/email-indent]\n" result end class UserNotificationRenderer < ActionView::Base include UserNotificationsHelper end def self.get_context_posts(post, topic_user) context_posts = Post.where(topic_id: post.topic_id) .where("post_number < ?", post.post_number) .where(user_deleted: false) .where(hidden: false) .order('created_at desc') .limit(SiteSetting.email_posts_context) if topic_user && topic_user.last_emailed_post_number context_posts = context_posts.where("post_number > ?", topic_user.last_emailed_post_number) end context_posts end def notification_email(user, opts) return unless @notification = opts[:notification] return unless @post = opts[:post] username = @notification.data_hash[:original_username] notification_type = opts[:notification_type] || Notification.types[@notification.notification_type].to_s return if user.mailing_list_mode && !@post.topic.private_message? && ["replied", "mentioned", "quoted", "posted"].include?(notification_type) title = @notification.data_hash[:topic_title] allow_reply_by_email = opts[:allow_reply_by_email] unless user.suspended? send_notification_email( title: title, post: @post, from_alias: username, allow_reply_by_email: allow_reply_by_email, notification_type: notification_type, user: user ) end def send_notification_email(opts) post = opts[:post] title = opts[:title] allow_reply_by_email = opts[:allow_reply_by_email] from_alias = opts[:from_alias] notification_type = opts[:notification_type] user = opts[:user] context = "" tu = TopicUser.get(post.topic_id, user) context_posts = self.class.get_context_posts(post, tu) # make .present? cheaper context_posts = context_posts.to_a if context_posts.present? context << "---\n*#{I18n.t('user_notifications.previous_discussion')}*\n" context_posts.each do |cp| context << email_post_markdown(cp) end end top = SiteContent.content_for(:notification_email_top) html = UserNotificationRenderer.new(Rails.configuration.paths["app/views"]).render( template: 'email/notification', format: :html, locals: { context_posts: context_posts, post: post, top: top ? PrettyText.cook(top).html_safe : nil } ) template = "user_notifications.user_#{notification_type}" if post.topic.private_message? template << "_pm" end email_opts = { topic_title: title, message: email_post_markdown(post), url: post.url, post_id: post.id, topic_id: post.topic_id, context: context, username: from_alias, add_unsubscribe_link: true, allow_reply_by_email: allow_reply_by_email, private_reply: post.topic.private_message?, include_respond_instructions: !user.suspended?, template: template, html_override: html, style: :notification } # If we have a display name, change the from address if from_alias.present? email_opts[:from_alias] = from_alias end TopicUser.change(user.id, post.topic_id, last_emailed_post_number: post.post_number) build_email(user.email, email_opts) end end