discourse/app/controllers/topics_controller.rb

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# frozen_string_literal: true
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class TopicsController < ApplicationController
requires_login only: [
:timings,
:destroy_timings,
:update,
:update_shared_draft,
:destroy,
:recover,
:status,
:invite,
:mute,
:unmute,
:set_notifications,
:move_posts,
:merge_topic,
:clear_pin,
:re_pin,
:status_update,
:timer,
:bulk,
:reset_new,
:change_post_owners,
:change_timestamps,
:archive_message,
:move_to_inbox,
:convert_topic,
:bookmark,
:publish,
:reset_bump_date,
:set_slow_mode
]
before_action :consider_user_for_promotion, only: :show
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skip_before_action :check_xhr, only: [:show, :feed]
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def id_for_slug
topic = Topic.find_by_slug(params[:slug])
guardian.ensure_can_see!(topic)
raise Discourse::NotFound unless topic
render json: { slug: topic.slug, topic_id: topic.id, url: topic.url }
end
def show_by_external_id
topic = Topic.find_by(external_id: params[:external_id])
raise Discourse::NotFound unless topic
guardian.ensure_can_see!(topic)
redirect_to_correct_topic(topic, params[:post_number])
end
def show
if request.referer
flash["referer"] ||= request.referer[0..255]
end
# We'd like to migrate the wordpress feed to another url. This keeps up backwards compatibility with
# existing installs.
return wordpress if params[:best].present?
# work around people somehow sending in arrays,
# arrays are not supported
params[:page] = params[:page].to_i rescue 1
opts = params.slice(:username_filters, :filter, :page, :post_number, :show_deleted, :replies_to_post_number, :filter_upwards_post_id, :filter_top_level_replies)
username_filters = opts[:username_filters]
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opts[:print] = true if params[:print] == 'true'
opts[:username_filters] = username_filters.split(',') if username_filters.is_a?(String)
# Special case: a slug with a number in front should look by slug first before looking
# up that particular number
if params[:id] && params[:id] =~ /^\d+[^\d\\]+$/
topic = Topic.find_by_slug(params[:id])
return redirect_to_correct_topic(topic, opts[:post_number]) if topic
end
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if opts[:print]
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raise Discourse::InvalidAccess unless SiteSetting.max_prints_per_hour_per_user > 0
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begin
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RateLimiter.new(current_user, "print-topic-per-hour", SiteSetting.max_prints_per_hour_per_user, 1.hour).performed! unless @guardian.is_admin?
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rescue RateLimiter::LimitExceeded
return render_json_error I18n.t("rate_limiter.slow_down")
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end
end
begin
@topic_view = TopicView.new(params[:id] || params[:topic_id], current_user, opts)
rescue Discourse::NotFound => ex
if params[:id]
topic = Topic.find_by_slug(params[:id])
return redirect_to_correct_topic(topic, opts[:post_number]) if topic
end
raise ex
rescue Discourse::NotLoggedIn => ex
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raise(SiteSetting.detailed_404 ? ex : Discourse::NotFound)
rescue Discourse::InvalidAccess => ex
# If the user can't see the topic, clean up notifications for it.
Notification.remove_for(current_user.id, params[:topic_id]) if current_user
deleted = guardian.can_see_topic?(ex.obj, false) ||
(!guardian.can_see_topic?(ex.obj) &&
ex.obj&.access_topic_via_group &&
ex.obj.deleted_at)
if SiteSetting.detailed_404
if deleted
raise Discourse::NotFound.new(
'deleted topic',
custom_message: 'deleted_topic',
status: 410,
check_permalinks: true,
original_path: ex.obj.relative_url
)
elsif !guardian.can_see_topic?(ex.obj) && group = ex.obj&.access_topic_via_group
raise Discourse::InvalidAccess.new(
'not in group',
ex.obj,
custom_message: 'not_in_group.title_topic',
custom_message_params: { group: group.name },
group: group
)
end
raise ex
else
raise Discourse::NotFound.new(
nil,
check_permalinks: deleted,
original_path: ex.obj.relative_url
)
end
end
page = params[:page]
if (page < 0) || ((page - 1) * @topic_view.chunk_size >= @topic_view.topic.highest_post_number)
raise Discourse::NotFound
end
discourse_expires_in 1.minute
if slugs_do_not_match || (!request.format.json? && params[:slug].nil?)
redirect_to_correct_topic(@topic_view.topic, opts[:post_number])
return
end
track_visit_to_topic
if should_track_visit_to_topic?
@topic_view.draft = Draft.get(current_user, @topic_view.draft_key, @topic_view.draft_sequence)
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end
unless @topic_view.topic.visible
response.headers['X-Robots-Tag'] = 'noindex'
end
canonical_url UrlHelper.absolute_without_cdn(@topic_view.canonical_path)
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# provide hint to crawlers only for now
# we would like to give them a bit more signal about age of data
if use_crawler_layout?
if last_modified = @topic_view.posts&.map { |p| p.updated_at }&.max&.httpdate
response.headers['Last-Modified'] = last_modified
end
end
perform_show_response
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end
def publish
params.permit(:id, :destination_category_id)
topic = Topic.find(params[:id])
category = Category.find(params[:destination_category_id])
raise Discourse::InvalidParameters if category.id == SiteSetting.shared_drafts_category.to_i
guardian.ensure_can_publish_topic!(topic, category)
topic = TopicPublisher.new(topic, current_user, category.id).publish!
render_serialized(topic.reload, BasicTopicSerializer)
end
def wordpress
params.require(:best)
params.require(:topic_id)
params.permit(:min_trust_level, :min_score, :min_replies, :bypass_trust_level_score, :only_moderator_liked)
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opts = {
best: params[:best].to_i,
min_trust_level: params[:min_trust_level] ? params[:min_trust_level].to_i : 1,
min_score: params[:min_score].to_i,
min_replies: params[:min_replies].to_i,
bypass_trust_level_score: params[:bypass_trust_level_score].to_i, # safe cause 0 means ignore
only_moderator_liked: params[:only_moderator_liked].to_s == "true",
exclude_hidden: true
}
@topic_view = TopicView.new(params[:topic_id], current_user, opts)
discourse_expires_in 1.minute
wordpress_serializer = TopicViewWordpressSerializer.new(@topic_view, scope: guardian, root: false)
render_json_dump(wordpress_serializer)
end
def post_ids
params.require(:topic_id)
params.permit(:post_number, :username_filters, :filter)
options = {
filter_post_number: params[:post_number],
filter: params[:filter],
skip_limit: true,
asc: true,
skip_custom_fields: true
}
fetch_topic_view(options)
render_json_dump(post_ids: @topic_view.posts.pluck(:id))
end
def posts
params.require(:topic_id)
params.permit(:post_ids, :post_number, :username_filters, :filter, :include_suggested)
include_suggested = params[:include_suggested] == "true"
options = {
filter_post_number: params[:post_number],
post_ids: params[:post_ids],
asc: ActiveRecord::Type::Boolean.new.deserialize(params[:asc]),
filter: params[:filter],
include_suggested: include_suggested,
include_related: include_suggested,
}
fetch_topic_view(options)
render_json_dump(
TopicViewPostsSerializer.new(
@topic_view,
scope: guardian,
root: false,
include_raw: !!params[:include_raw]
)
)
end
def excerpts
params.require(:topic_id)
params.require(:post_ids)
unless Array === params[:post_ids]
render_json_error("Expecting post_ids to contain a list of posts ids")
return
end
post_ids = params[:post_ids].map(&:to_i)
if post_ids.length > 100
render_json_error("Requested a chunk that is too big")
return
end
@topic = Topic.with_deleted.where(id: params[:topic_id]).first
guardian.ensure_can_see!(@topic)
@posts = Post.where(hidden: false, deleted_at: nil, topic_id: @topic.id)
.where('posts.id in (?)', post_ids)
.joins("LEFT JOIN users u on u.id = posts.user_id")
.pluck(:id, :cooked, :username, :action_code, :created_at)
.map do |post_id, cooked, username, action_code, created_at|
attrs = {
post_id: post_id,
username: username,
excerpt: PrettyText.excerpt(cooked, 800, keep_emoji_images: true),
}
if action_code
attrs[:action_code] = action_code
attrs[:created_at] = created_at
end
attrs
end
render json: @posts.to_json
end
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def destroy_timings
topic_id = params[:topic_id].to_i
if params[:last].to_s == "1"
PostTiming.destroy_last_for(current_user, topic_id: topic_id)
else
PostTiming.destroy_for(current_user.id, [topic_id])
end
last_notification = Notification
.where(
user_id: current_user.id,
topic_id: topic_id
)
.order(created_at: :desc)
.limit(1)
.first
if last_notification
last_notification.update!(read: false)
end
render body: nil
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end
def update_shared_draft
topic = Topic.find_by(id: params[:id])
guardian.ensure_can_edit!(topic)
category = Category.where(id: params[:category_id].to_i).first
guardian.ensure_can_publish_topic!(topic, category)
row_count = SharedDraft.where(topic_id: topic.id).update_all(category_id: category.id)
if row_count == 0
SharedDraft.create(topic_id: topic.id, category_id: category.id)
end
render json: success_json
end
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def update
topic = Topic.find_by(id: params[:topic_id])
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guardian.ensure_can_edit!(topic)
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if params[:category_id] && (params[:category_id].to_i != topic.category_id.to_i)
if topic.shared_draft
topic.shared_draft.update(category_id: params[:category_id])
params.delete(:category_id)
else
category = Category.find_by(id: params[:category_id])
if category || (params[:category_id].to_i == 0)
guardian.ensure_can_move_topic_to_category!(category)
else
return render_json_error(I18n.t('category.errors.not_found'))
end
if category && topic_tags = (params[:tags] || topic.tags.pluck(:name)).reject { |c| c.empty? }
if topic_tags.present?
allowed_tags = DiscourseTagging.filter_allowed_tags(
guardian,
category: category
).map(&:name)
invalid_tags = topic_tags - allowed_tags
# Do not raise an error on a topic's hidden tags when not modifying tags
if params[:tags].blank?
invalid_tags.each do |tag_name|
if DiscourseTagging.hidden_tag_names.include?(tag_name)
invalid_tags.delete(tag_name)
end
end
end
invalid_tags = Tag.where_name(invalid_tags).pluck(:name)
if !invalid_tags.empty?
if (invalid_tags & DiscourseTagging.hidden_tag_names).present?
return render_json_error(I18n.t('category.errors.disallowed_tags_generic'))
else
return render_json_error(I18n.t('category.errors.disallowed_topic_tags', tags: invalid_tags.join(", ")))
end
end
end
end
end
end
changes = {}
PostRevisor.tracked_topic_fields.each_key do |f|
changes[f] = params[f] if params.has_key?(f)
end
changes.delete(:title) if topic.title == changes[:title]
changes.delete(:category_id) if topic.category_id.to_i == changes[:category_id].to_i
if Tag.include_tags?
topic_tags = topic.tags.map(&:name).sort
changes.delete(:tags) if changes[:tags]&.sort == topic_tags
end
success = true
if changes.length > 0
bypass_bump = should_bypass_bump?(changes)
first_post = topic.ordered_posts.first
success = PostRevisor.new(first_post, topic).revise!(
current_user,
changes,
validate_post: false,
bypass_bump: bypass_bump,
keep_existing_draft: params[:keep_existing_draft].to_s == "true"
)
if !success && topic.errors.blank?
topic.errors.add(:base, :unable_to_update)
end
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end
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# this is used to return the title to the client as it may have been changed by "TextCleaner"
success ? render_serialized(topic, BasicTopicSerializer) : render_json_error(topic)
end
def update_tags
params.require(:tags)
topic = Topic.find_by(id: params[:topic_id])
guardian.ensure_can_edit_tags!(topic)
success = PostRevisor.new(topic.first_post, topic).revise!(current_user, { tags: params[:tags] }, validate_post: false)
success ? render_serialized(topic, BasicTopicSerializer) : render_json_error(topic)
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end
def feature_stats
params.require(:category_id)
category_id = params[:category_id].to_i
visible_topics = Topic.listable_topics.visible
render json: {
pinned_in_category_count: visible_topics.where(category_id: category_id).where(pinned_globally: false).where.not(pinned_at: nil).count,
pinned_globally_count: visible_topics.where(pinned_globally: true).where.not(pinned_at: nil).count,
banner_count: Topic.listable_topics.where(archetype: Archetype.banner).count,
}
end
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def status
params.require(:status)
params.require(:enabled)
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params.permit(:until)
status = params[:status]
topic_id = params[:topic_id].to_i
enabled = params[:enabled] == 'true'
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check_for_status_presence(:status, status)
@topic = Topic.find_by(id: topic_id)
case status
when 'closed'
guardian.ensure_can_close_topic!(@topic)
when 'archived'
guardian.ensure_can_archive_topic!(@topic)
when 'visible'
guardian.ensure_can_toggle_topic_visibility!(@topic)
when 'pinned'
guardian.ensure_can_pin_unpin_topic!(@topic)
else
guardian.ensure_can_moderate!(@topic)
end
params[:until] === '' ? params[:until] = nil : params[:until]
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@topic.update_status(status, enabled, current_user, until: params[:until])
render json: success_json.merge!(
topic_status_update: TopicTimerSerializer.new(
TopicTimer.find_by(topic: @topic), root: false
)
)
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end
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def mute
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toggle_mute
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end
def unmute
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toggle_mute
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end
def timer
params.permit(:time, :based_on_last_post, :category_id)
params.require(:status_type)
status_type =
begin
TopicTimer.types.fetch(params[:status_type].to_sym)
rescue
invalid_param(:status_type)
end
based_on_last_post = params[:based_on_last_post]
params.require(:duration_minutes) if based_on_last_post
topic = Topic.find_by(id: params[:topic_id])
guardian.ensure_can_moderate!(topic)
options = {
by_user: current_user,
based_on_last_post: based_on_last_post
}
options.merge!(category_id: params[:category_id]) if !params[:category_id].blank?
options.merge!(duration_minutes: params[:duration_minutes].to_i) if params[:duration_minutes].present?
options.merge!(duration: params[:duration].to_i) if params[:duration].present?
begin
topic_timer = topic.set_or_create_timer(
status_type,
params[:time],
**options
)
rescue ActiveRecord::RecordInvalid => e
return render_json_error(e.message)
end
if topic.save
render json: success_json.merge!(
execute_at: topic_timer&.execute_at,
duration_minutes: topic_timer&.duration_minutes,
based_on_last_post: topic_timer&.based_on_last_post,
closed: topic.closed,
category_id: topic_timer&.category_id
)
else
render_json_error(topic)
end
end
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def make_banner
topic = Topic.find_by(id: params[:topic_id].to_i)
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guardian.ensure_can_banner_topic!(topic)
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topic.make_banner!(current_user)
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render body: nil
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end
def remove_banner
topic = Topic.find_by(id: params[:topic_id].to_i)
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guardian.ensure_can_banner_topic!(topic)
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topic.remove_banner!(current_user)
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render body: nil
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end
def remove_bookmarks
topic = Topic.find(params[:topic_id].to_i)
BookmarkManager.new(current_user).destroy_for_topic(topic)
render body: nil
end
def archive_message
toggle_archive_message(true)
end
def move_to_inbox
toggle_archive_message(false)
end
def toggle_archive_message(archive)
topic = Topic.find(params[:id].to_i)
group_id = nil
group_ids = current_user.groups.pluck(:id)
if group_ids.present?
allowed_groups = topic.allowed_groups
.where('topic_allowed_groups.group_id IN (?)', group_ids).pluck(:id)
allowed_groups.each do |id|
if archive
GroupArchivedMessage.archive!(
id,
topic,
acting_user_id: current_user.id
)
group_id = id
else
GroupArchivedMessage.move_to_inbox!(
id,
topic,
acting_user_id: current_user.id
)
end
end
end
if topic.allowed_users.include?(current_user)
if archive
UserArchivedMessage.archive!(current_user.id, topic)
else
UserArchivedMessage.move_to_inbox!(current_user.id, topic)
end
end
if group_id
name = Group.find_by(id: group_id).try(:name)
render_json_dump(group_name: name)
else
render body: nil
end
end
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def bookmark
topic = Topic.find(params[:topic_id].to_i)
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bookmark_manager = BookmarkManager.new(current_user)
bookmark_manager.create_for(bookmarkable_id: topic.id, bookmarkable_type: "Topic")
FEATURE: Send notifications for time-based and At Desktop bookmark reminders (#9071) * This PR implements the scheduling and notification system for bookmark reminders. Every 5 minutes a schedule runs to check any reminders that need to be sent before now, limited to **300** reminders at a time. Any leftover reminders will be sent in the next run. This is to avoid having to deal with fickle sidekiq and reminders in the far-flung future, which would necessitate having a background job anyway to clean up any missing `enqueue_at` reminders. * If a reminder is sent its `reminder_at` time is cleared and the `reminder_last_sent_at` time is filled in. Notifications are only user-level notifications for now. * All JavaScript and frontend code related to displaying the bookmark reminder notification is contained here. The reminder functionality is now re-enabled in the bookmark modal as well. * This PR also implements the "Remind me next time I am at my desktop" bookmark reminder functionality. When the user is on a mobile device they are able to select this option. When they choose this option we set a key in Redis saying they have a pending at desktop reminder. The next time they change devices we check if the new device is desktop, and if it is we send reminders using a DistributedMutex. There is also a job to ensure consistency of these reminders in Redis (in case Redis drops the ball) and the at desktop reminders expire after 20 days. * Also in this PR is a fix to delete all Bookmarks for a user via `UserDestroyer`
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if bookmark_manager.errors.any?
return render_json_error(bookmark_manager, status: 400)
end
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render body: nil
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end
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def destroy
topic = Topic.with_deleted.find_by(id: params[:id])
force_destroy = ActiveModel::Type::Boolean.new.cast(params[:force_destroy])
if force_destroy
if !guardian.can_permanently_delete?(topic)
return render_json_error topic.cannot_permanently_delete_reason(current_user), status: 403
end
else
guardian.ensure_can_delete!(topic)
end
PostDestroyer.new(
current_user,
topic.ordered_posts.with_deleted.first,
context: params[:context],
force_destroy: force_destroy
).destroy
render body: nil
rescue Discourse::InvalidAccess
render_json_error I18n.t("delete_topic_failed")
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end
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def recover
topic = Topic.where(id: params[:topic_id]).with_deleted.first
guardian.ensure_can_recover_topic!(topic)
first_post = topic.posts.with_deleted.order(:post_number).first
PostDestroyer.new(current_user, first_post, context: params[:context]).recover
render body: nil
end
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def excerpt
render body: nil
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end
def remove_allowed_user
params.require(:username)
topic = Topic.find_by(id: params[:topic_id])
raise Discourse::NotFound unless topic
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user = User.find_by(username: params[:username])
raise Discourse::NotFound unless user
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guardian.ensure_can_remove_allowed_users!(topic, user)
if topic.remove_allowed_user(current_user, user)
render json: success_json
else
render json: failed_json, status: 422
end
end
def remove_allowed_group
params.require(:name)
topic = Topic.find_by(id: params[:topic_id])
guardian.ensure_can_remove_allowed_users!(topic)
if topic.remove_allowed_group(current_user, params[:name])
render json: success_json
else
render json: failed_json, status: 422
end
end
def invite_group
group = Group.find_by(name: params[:group])
raise Discourse::NotFound unless group
topic = Topic.find_by(id: params[:topic_id])
unless pm_has_slots?(topic)
return render_json_error(
I18n.t("pm_reached_recipients_limit", recipients_limit: SiteSetting.max_allowed_message_recipients)
)
end
if topic.private_message?
guardian.ensure_can_invite_group_to_private_message!(group, topic)
topic.invite_group(current_user, group)
render_json_dump BasicGroupSerializer.new(group, scope: guardian, root: 'group')
else
render json: failed_json, status: 422
end
end
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def invite
topic = Topic.find_by(id: params[:topic_id])
raise Discourse::InvalidParameters.new unless topic
username_or_email = params[:user] ? fetch_username : fetch_email
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groups = Group.lookup_groups(
group_ids: params[:group_ids],
group_names: params[:group_names]
)
unless pm_has_slots?(topic)
return render_json_error(
I18n.t("pm_reached_recipients_limit", recipients_limit: SiteSetting.max_allowed_message_recipients)
)
end
guardian.ensure_can_invite_to!(topic)
group_ids = groups.map(&:id)
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begin
if topic.invite(current_user, username_or_email, group_ids, params[:custom_message])
user = User.find_by_username_or_email(username_or_email)
if user
render_json_dump BasicUserSerializer.new(user, scope: guardian, root: 'user')
else
render json: success_json
end
else
json = failed_json
unless topic.private_message?
group_names = topic.category
.visible_group_names(current_user)
.where(automatic: false)
.pluck(:name)
.join(", ")
if group_names.present?
json.merge!(errors: [
I18n.t(
"topic_invite.failed_to_invite",
group_names: group_names
)
])
end
end
render json: json, status: 422
end
rescue Topic::UserExists, Topic::NotAllowed => e
render json: { errors: [e.message] }, status: 422
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end
end
def set_notifications
topic = Topic.find(params[:topic_id].to_i)
TopicUser.change(current_user, topic.id, notification_level: params[:notification_level].to_i)
render json: success_json
end
def merge_topic
topic_id = params.require(:topic_id)
destination_topic_id = params.require(:destination_topic_id)
params.permit(:participants)
params.permit(:archetype)
raise Discourse::InvalidAccess if params[:archetype] == "private_message" && !guardian.is_staff?
topic = Topic.find_by(id: topic_id)
guardian.ensure_can_move_posts!(topic)
destination_topic = Topic.find_by(id: destination_topic_id)
guardian.ensure_can_create_post_on_topic!(destination_topic)
args = {}
args[:destination_topic_id] = destination_topic_id.to_i
if params[:archetype].present?
args[:archetype] = params[:archetype]
args[:participants] = params[:participants] if params[:participants].present? && params[:archetype] == "private_message"
end
destination_topic = topic.move_posts(current_user, topic.posts.pluck(:id), args)
render_topic_changes(destination_topic)
end
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def move_posts
post_ids = params.require(:post_ids)
topic_id = params.require(:topic_id)
params.permit(:category_id)
params.permit(:tags)
params.permit(:participants)
params.permit(:archetype)
raise Discourse::InvalidAccess if params[:archetype] == "private_message" && !guardian.is_staff?
topic = Topic.with_deleted.find_by(id: topic_id)
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guardian.ensure_can_move_posts!(topic)
if params[:title].present?
# when creating a new topic, ensure the 1st post is a regular post
if Post.where(topic: topic, id: post_ids).order(:post_number).pluck_first(:post_type) != Post.types[:regular]
return render_json_error("When moving posts to a new topic, the first post must be a regular post.")
end
if params[:category_id].present?
guardian.ensure_can_create_topic_on_category!(params[:category_id])
end
end
destination_topic = move_posts_to_destination(topic)
render_topic_changes(destination_topic)
rescue ActiveRecord::RecordInvalid, ActiveRecord::RecordNotSaved => ex
render_json_error(ex)
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end
def change_post_owners
params.require(:post_ids)
params.require(:topic_id)
params.require(:username)
guardian.ensure_can_change_post_owner!
begin
PostOwnerChanger.new(post_ids: params[:post_ids].to_a,
topic_id: params[:topic_id].to_i,
new_owner: User.find_by(username: params[:username]),
acting_user: current_user).change_owner!
render json: success_json
rescue ArgumentError
render json: failed_json, status: 422
end
end
def change_timestamps
topic_id = params.require(:topic_id).to_i
timestamp = params.require(:timestamp).to_f
guardian.ensure_can_change_post_timestamps!
topic = Topic.with_deleted.find(topic_id)
previous_timestamp = topic.first_post.created_at
begin
TopicTimestampChanger.new(
topic: topic,
timestamp: timestamp
).change!
StaffActionLogger.new(current_user).log_topic_timestamps_changed(topic, Time.zone.at(timestamp), previous_timestamp)
render json: success_json
rescue ActiveRecord::RecordInvalid, TopicTimestampChanger::InvalidTimestampError
render json: failed_json, status: 422
end
end
def clear_pin
topic = Topic.find_by(id: params[:topic_id].to_i)
guardian.ensure_can_see!(topic)
topic.clear_pin_for(current_user)
render body: nil
end
def re_pin
topic = Topic.find_by(id: params[:topic_id].to_i)
guardian.ensure_can_see!(topic)
topic.re_pin_for(current_user)
render body: nil
end
def timings
allowed_params = topic_params
topic_id = allowed_params[:topic_id].to_i
topic_time = allowed_params[:topic_time].to_i
timings = allowed_params[:timings].to_h || {}
# ensure we capture current user for the block
user = current_user
hijack do
PostTiming.process_timings(
user,
topic_id,
topic_time,
timings.map { |post_number, t| [post_number.to_i, t.to_i] },
mobile: view_context.mobile_view?
)
render body: nil
end
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end
def feed
raise Discourse::NotFound if !Post.exists?(topic_id: params[:topic_id])
begin
@topic_view = TopicView.new(params[:topic_id])
rescue Discourse::NotLoggedIn
raise Discourse::NotFound
rescue Discourse::InvalidAccess => ex
deleted = guardian.can_see_topic?(ex.obj, false) ||
(!guardian.can_see_topic?(ex.obj) &&
ex.obj&.access_topic_via_group &&
ex.obj.deleted_at)
raise Discourse::NotFound.new(
nil,
check_permalinks: deleted,
original_path: ex.obj.relative_url
)
end
discourse_expires_in 1.minute
response.headers['X-Robots-Tag'] = 'noindex, nofollow'
render 'topics/show', formats: [:rss]
end
def bulk
if params[:topic_ids].present?
unless Array === params[:topic_ids]
raise Discourse::InvalidParameters.new(
"Expecting topic_ids to contain a list of topic ids"
)
end
topic_ids = params[:topic_ids].map { |t| t.to_i }
elsif params[:filter] == 'unread'
topic_ids = bulk_unread_topic_ids
else
raise ActionController::ParameterMissing.new(:topic_ids)
end
operation = params
.require(:operation)
.permit(:type, :group, :category_id, :notification_level_id, *DiscoursePluginRegistry.permitted_bulk_action_parameters, tags: [])
.to_h.symbolize_keys
raise ActionController::ParameterMissing.new(:operation_type) if operation[:type].blank?
operator = TopicsBulkAction.new(current_user, topic_ids, operation, group: operation[:group])
changed_topic_ids = operator.perform!
render_json_dump topic_ids: changed_topic_ids
end
def private_message_reset_new
topic_query = TopicQuery.new(current_user, limit: false)
if params[:topic_ids].present?
unless Array === params[:topic_ids]
raise Discourse::InvalidParameters.new(
"Expecting topic_ids to contain a list of topic ids"
)
end
topic_scope = topic_query
.private_messages_for(current_user, :all)
.where("topics.id IN (?)", params[:topic_ids].map(&:to_i))
else
params.require(:inbox)
inbox = params[:inbox].to_s
filter = private_message_filter(topic_query, inbox)
topic_scope = topic_query.filter_private_message_new(current_user, filter)
end
topic_ids = TopicsBulkAction.new(
current_user,
topic_scope.pluck(:id),
type: "dismiss_topics"
).perform!
render json: success_json.merge(topic_ids: topic_ids)
end
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def reset_new
topic_scope =
if params[:category_id].present?
category_ids = [params[:category_id]]
if params[:include_subcategories] == 'true'
category_ids = category_ids.concat(Category.where(parent_category_id: params[:category_id]).pluck(:id))
end
scope = Topic.where(category_id: category_ids)
scope = scope.joins(:tags).where(tags: { name: params[:tag_id] }) if params[:tag_id]
scope
elsif params[:tag_id].present?
Topic.joins(:tags).where(tags: { name: params[:tag_id] })
else
new_results = TopicQuery.new(current_user).new_results(limit: false)
if params[:tracked].to_s == "true"
TopicQuery.tracked_filter(new_results, current_user.id)
else
current_user.user_stat.update_column(:new_since, Time.zone.now)
new_results
end
end
if params[:topic_ids].present?
unless Array === params[:topic_ids]
raise Discourse::InvalidParameters.new(
"Expecting topic_ids to contain a list of topic ids"
)
end
topic_ids = params[:topic_ids].map { |t| t.to_i }
topic_scope = topic_scope.where(id: topic_ids)
end
dismissed_topic_ids = TopicsBulkAction.new(current_user, topic_scope.pluck(:id), type: "dismiss_topics").perform!
TopicTrackingState.publish_dismiss_new(current_user.id, topic_ids: dismissed_topic_ids)
render body: nil
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end
def convert_topic
params.require(:id)
params.require(:type)
topic = Topic.find_by(id: params[:id])
guardian.ensure_can_convert_topic!(topic)
if params[:type] == "public"
converted_topic = topic.convert_to_public_topic(current_user, category_id: params[:category_id])
else
converted_topic = topic.convert_to_private_message(current_user)
end
render_topic_changes(converted_topic)
rescue ActiveRecord::RecordInvalid => ex
render_json_error(ex)
end
def reset_bump_date
params.require(:id)
guardian.ensure_can_update_bumped_at!
topic = Topic.find_by(id: params[:id])
raise Discourse::NotFound.new unless topic
topic.reset_bumped_at
render body: nil
end
def set_slow_mode
topic = Topic.find(params[:topic_id])
slow_mode_type = TopicTimer.types[:clear_slow_mode]
timer = TopicTimer.find_by(topic: topic, status_type: slow_mode_type)
guardian.ensure_can_moderate!(topic)
topic.update!(slow_mode_seconds: params[:seconds])
enabled = params[:seconds].to_i > 0
time = enabled && params[:enabled_until].present? ? params[:enabled_until] : nil
topic.set_or_create_timer(
slow_mode_type,
time,
by_user: timer&.user
)
head :ok
end
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private
def topic_params
params.permit(
:topic_id,
:topic_time,
timings: {}
)
end
def fetch_topic_view(options)
if (username_filters = params[:username_filters]).present?
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options[:username_filters] = username_filters.split(',')
end
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@topic_view = TopicView.new(params[:topic_id], current_user, options)
end
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def toggle_mute
@topic = Topic.find_by(id: params[:topic_id].to_i)
guardian.ensure_can_see!(@topic)
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@topic.toggle_mute(current_user)
render body: nil
end
def consider_user_for_promotion
Promotion.new(current_user).review if current_user.present?
end
def should_bypass_bump?(changes)
(changes[:category_id].present? && SiteSetting.disable_category_edit_notifications) ||
(changes[:tags].present? && SiteSetting.disable_tags_edit_notifications)
end
def slugs_do_not_match
if SiteSetting.slug_generation_method != "encoded"
params[:slug] && @topic_view.topic.slug != params[:slug]
else
params[:slug] && CGI.unescape(@topic_view.topic.slug) != params[:slug]
end
end
def redirect_to_correct_topic(topic, post_number = nil)
begin
guardian.ensure_can_see!(topic)
rescue Discourse::InvalidAccess => ex
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raise(SiteSetting.detailed_404 ? ex : Discourse::NotFound)
end
opts = params.slice(:page, :print, :filter_top_level_replies)
opts.delete(:page) if params[:page] == 0
url = topic.relative_url
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url << "/#{post_number}" if post_number.to_i > 0
url << ".json" if request.format.json?
opts.each do |k, v|
s = url.include?('?') ? '&' : '?'
url << "#{s}#{k}=#{v}"
end
redirect_to url, status: 301
end
def track_visit_to_topic
topic_id = @topic_view.topic.id
ip = request.remote_ip
user_id = (current_user.id if current_user)
track_visit = should_track_visit_to_topic?
if !request.format.json?
hash = {
referer: request.referer || flash[:referer],
host: request.host,
current_user: current_user,
topic_id: @topic_view.topic.id,
post_number: @topic_view.current_post_number,
username: request['u'],
ip_address: request.remote_ip
}
# defer this way so we do not capture the whole controller
# in the closure
TopicsController.defer_add_incoming_link(hash)
end
TopicsController.defer_track_visit(topic_id, ip, user_id, track_visit)
end
def self.defer_track_visit(topic_id, ip, user_id, track_visit)
Scheduler::Defer.later "Track Visit" do
TopicViewItem.add(topic_id, ip, user_id)
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TopicUser.track_visit!(topic_id, user_id) if track_visit
end
end
def self.defer_add_incoming_link(hash)
Scheduler::Defer.later "Track Link" do
IncomingLink.add(hash)
end
end
def should_track_visit_to_topic?
!!((!request.format.json? || params[:track_visit]) && current_user)
end
def perform_show_response
if request.head?
head :ok
return
end
topic_view_serializer = TopicViewSerializer.new(
@topic_view,
scope: guardian,
root: false,
include_raw: !!params[:include_raw],
exclude_suggested_and_related: !!params[:replies_to_post_number] || !!params[:filter_upwards_post_id] || !!params[:filter_top_level_replies]
)
respond_to do |format|
format.html do
@tags = SiteSetting.tagging_enabled ? @topic_view.topic.tags : []
@breadcrumbs = helpers.categories_breadcrumb(@topic_view.topic) || []
@description_meta = @topic_view.topic.excerpt.present? ? @topic_view.topic.excerpt : @topic_view.summary
store_preloaded("topic_#{@topic_view.topic.id}", MultiJson.dump(topic_view_serializer))
render :show
end
format.json do
render_json_dump(topic_view_serializer)
end
end
end
def render_topic_changes(dest_topic)
if dest_topic.present?
render json: { success: true, url: dest_topic.relative_url }
else
render json: { success: false }
end
end
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def move_posts_to_destination(topic)
args = {}
args[:title] = params[:title] if params[:title].present?
args[:destination_topic_id] = params[:destination_topic_id].to_i if params[:destination_topic_id].present?
args[:tags] = params[:tags] if params[:tags].present?
if params[:archetype].present?
args[:archetype] = params[:archetype]
args[:participants] = params[:participants] if params[:participants].present? && params[:archetype] == "private_message"
else
args[:category_id] = params[:category_id].to_i if params[:category_id].present?
end
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topic.move_posts(current_user, post_ids_including_replies, args)
end
def check_for_status_presence(key, attr)
invalid_param(key) unless %w(pinned pinned_globally visible closed archived).include?(attr)
end
def invalid_param(key)
raise Discourse::InvalidParameters.new(key.to_sym)
end
def fetch_username
params.require(:user)
params[:user]
end
def fetch_email
params.require(:email)
params[:email]
end
def pm_has_slots?(pm)
guardian.is_staff? || !pm.reached_recipients_limit?
end
def bulk_unread_topic_ids
topic_query = TopicQuery.new(current_user)
if inbox = params[:private_message_inbox]
filter = private_message_filter(topic_query, inbox)
topic_query.options[:limit] = false
topics = topic_query.filter_private_messages_unread(current_user, filter)
else
topics = TopicQuery.unread_filter(topic_query.joined_topic_user, whisperer: guardian.is_whisperer?).listable_topics
topics = TopicQuery.tracked_filter(topics, current_user.id) if params[:tracked].to_s == "true"
if params[:category_id]
if params[:include_subcategories]
topics = topics.where(<<~SQL, category_id: params[:category_id])
category_id in (select id FROM categories WHERE parent_category_id = :category_id) OR
category_id = :category_id
SQL
else
topics = topics.where('category_id = ?', params[:category_id])
end
end
if params[:tag_name].present?
topics = topics.joins(:tags).where("tags.name": params[:tag_name])
end
end
topics.pluck(:id)
end
def private_message_filter(topic_query, inbox)
case inbox
when "group"
group_name = params[:group_name]
group = Group.find_by("lower(name) = ?", group_name)
raise Discourse::NotFound if !group
raise Discourse::NotFound if !guardian.can_see_group_messages?(group)
topic_query.options[:group_name] = group_name
:group
when "user"
:user
else
:all
end
end
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end