discourse/lib/composer_messages_finder.rb

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# frozen_string_literal: true
class ComposerMessagesFinder
def initialize(user, details)
@user = user
@details = details
@topic = Topic.find_by(id: details[:topic_id]) if details[:topic_id]
end
def self.check_methods
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@check_methods ||= instance_methods.find_all { |m| m =~ /^check\_/ }
end
def find
return if editing_post?
self.class.check_methods.each do |m|
msg = public_send(m)
return msg if msg.present?
end
nil
end
# Determines whether to show the user education text
def check_education_message
return if @topic&.private_message?
if creating_topic?
count = @user.created_topic_count
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education_key = 'education.new-topic'
else
count = @user.post_count
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education_key = 'education.new-reply'
end
if count < SiteSetting.educate_until_posts
return {
id: 'education',
templateName: 'education',
wait_for_typing: true,
body: PrettyText.cook(
I18n.t(
education_key,
education_posts_text: I18n.t('education.until_posts', count: SiteSetting.educate_until_posts),
site_name: SiteSetting.title,
base_path: Discourse.base_path
)
)
}
end
nil
end
# New users have a limited number of replies in a topic
def check_new_user_many_replies
return unless replying? && @user.posted_too_much_in_topic?(@details[:topic_id])
{
id: 'too_many_replies',
templateName: 'education',
body: PrettyText.cook(I18n.t('education.too_many_replies', newuser_max_replies_per_topic: SiteSetting.newuser_max_replies_per_topic))
}
end
# Should a user be contacted to update their avatar?
def check_avatar_notification
# A user has to be basic at least to be considered for an avatar notification
return unless @user.has_trust_level?(TrustLevel[1])
# We don't notify users who have avatars or who have been notified already.
return if @user.uploaded_avatar_id || UserHistory.exists_for_user?(@user, :notified_about_avatar)
# Do not notify user if any of the following is true:
# - "disable avatar education message" is enabled
# - "sso overrides avatar" is enabled
# - "allow uploaded avatars" is disabled
return if SiteSetting.disable_avatar_education_message || SiteSetting.sso_overrides_avatar || !SiteSetting.allow_uploaded_avatars
# If we got this far, log that we've nagged them about the avatar
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UserHistory.create!(action: UserHistory.actions[:notified_about_avatar], target_user_id: @user.id)
# Return the message
{
id: 'avatar',
templateName: 'education',
body: PrettyText.cook(I18n.t('education.avatar', profile_path: "/u/#{@user.username_lower}/preferences/account#profile-picture"))
}
end
# Is a user replying too much in succession?
def check_sequential_replies
return unless educate_reply?(:notified_about_sequential_replies)
# Count the posts made by this user in the last day
recent_posts_user_ids = Post.where(topic_id: @details[:topic_id])
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.where("created_at > ?", 1.day.ago)
.where(post_type: Post.types[:regular])
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.order('created_at desc')
.limit(SiteSetting.sequential_replies_threshold)
.pluck(:user_id)
# Did we get back as many posts as we asked for, and are they all by the current user?
return if recent_posts_user_ids.size != SiteSetting.sequential_replies_threshold ||
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recent_posts_user_ids.detect { |u| u != @user.id }
# If we got this far, log that we've nagged them about the sequential replies
UserHistory.create!(action: UserHistory.actions[:notified_about_sequential_replies],
target_user_id: @user.id,
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topic_id: @details[:topic_id])
{
id: 'sequential_replies',
templateName: 'education',
wait_for_typing: true,
extraClass: 'education-message',
body: PrettyText.cook(I18n.t('education.sequential_replies'))
}
end
def check_dominating_topic
return unless educate_reply?(:notified_about_dominating_topic)
return if @topic.blank? ||
@topic.user_id == @user.id ||
@topic.posts_count < SiteSetting.summary_posts_required ||
@topic.private_message?
posts_by_user = @user.posts.where(topic_id: @topic.id).count
ratio = (posts_by_user.to_f / @topic.posts_count.to_f)
return if ratio < (SiteSetting.dominating_topic_minimum_percent.to_f / 100.0)
# Log the topic notification
UserHistory.create!(action: UserHistory.actions[:notified_about_dominating_topic],
target_user_id: @user.id,
topic_id: @details[:topic_id])
{
id: 'dominating_topic',
templateName: 'education',
wait_for_typing: true,
extraClass: 'education-message',
body: PrettyText.cook(I18n.t('education.dominating_topic', percent: (ratio * 100).round))
}
end
def check_get_a_room(min_users_posted: 5)
return unless educate_reply?(:notified_about_get_a_room)
return unless @details[:post_id].present?
reply_to_user_id = Post.where(id: @details[:post_id]).pluck(:user_id)[0]
# Users's last x posts in the topic
last_x_replies = @topic.
posts.
where(user_id: @user.id).
order('created_at desc').
limit(SiteSetting.get_a_room_threshold).
pluck(:reply_to_user_id).
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find_all { |uid| uid != @user.id && uid == reply_to_user_id }
return unless last_x_replies.size == SiteSetting.get_a_room_threshold
return unless @topic.posts.count('distinct user_id') >= min_users_posted
UserHistory.create!(action: UserHistory.actions[:notified_about_get_a_room],
target_user_id: @user.id,
topic_id: @details[:topic_id])
reply_username = User.where(id: last_x_replies[0]).pluck_first(:username)
{
id: 'get_a_room',
templateName: 'education',
wait_for_typing: true,
extraClass: 'education-message',
body: PrettyText.cook(
I18n.t(
'education.get_a_room',
count: SiteSetting.get_a_room_threshold,
reply_username: reply_username,
base_path: Discourse.base_path
)
)
}
end
def check_reviving_old_topic
return unless replying?
return if @topic.nil? ||
SiteSetting.warn_reviving_old_topic_age < 1 ||
@topic.last_posted_at.nil? ||
@topic.last_posted_at > SiteSetting.warn_reviving_old_topic_age.days.ago
{
id: 'reviving_old',
templateName: 'education',
wait_for_typing: false,
extraClass: 'education-message',
body: PrettyText.cook(
I18n.t(
'education.reviving_old_topic',
time_ago: FreedomPatches::Rails4.time_ago_in_words(@topic.last_posted_at, false, scope: :'datetime.distance_in_words_verbose')
)
)
}
end
private
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def educate_reply?(type)
replying? &&
@details[:topic_id] &&
(@topic.present? && !@topic.private_message?) &&
(@user.post_count >= SiteSetting.educate_until_posts) &&
!UserHistory.exists_for_user?(@user, type, topic_id: @details[:topic_id])
end
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def creating_topic?
@details[:composer_action] == "createTopic"
end
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def replying?
@details[:composer_action] == "reply"
end
def editing_post?
@details[:composer_action] == "edit"
end
end