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|
# frozen_string_literal: true
# This module contains methods to interact with a mattermost instance
module MattermostHelper # rubocop:disable Metrics/ModuleLength
def format_mattermost_status(status, aliases = {})
state = status['status']
word = aliases[state] || state
return word + ' :white_check_mark:' if state == 'present'
# Status is absent
line = [word, ':no_entry_sign:']
eta = key_value_unless_blank(status, 'eta')
line.insert(1, "for #{eta}") if eta
line.join(' ')
end
def mattermost_answer_message
state = format_mattermost_status(@current_status, 'present' => 'back')
['@' + @current_status['handle'], 'is', state].join(' ')
end
def mattermost_build_curl_cmd(endpoint, meth = 'GET', data = nil)
api_token = @config.dig('mattermost', 'api_token')
api_url = @config.dig('mattermost', 'api_url')
return nil unless api_token && api_url
curl_cmd = ['curl', '-s', '-X', meth, '-H',
"Authorization: Bearer #{api_token}"]
if ['POST', 'PUT'].include?(meth)
curl_cmd += ['-H', 'Content-Type: application/json']
end
curl_cmd += ['-d', JSON.dump(data)] if data
curl_cmd << api_url + endpoint
curl_cmd
end
def mattermost_run_curl(curl_cmd)
warn curl_cmd.join(' ') if ENV['RACK_ENV'] == 'development'
data = nil
IO.popen(curl_cmd, unsetenv_others: true, err: '/dev/null') do |p|
data = p.read
end
warn data if ENV['RACK_ENV'] == 'development'
data
end
def mattermost_fetch_user_data(req)
curl_cmd = mattermost_build_curl_cmd(req)
return nil unless curl_cmd
raw = mattermost_run_curl(curl_cmd)
begin
data = JSON.parse(raw)
rescue JSON::ParserError
warn "Wrong data received: #{data.inspect}"
end
{ 'mattermost_uid' => data.dig('id'),
'handle' => data.dig('username') }
end
def mattermost_user_id
return @details['mattermost_uid'] if @details['mattermost_uid']
if key_value_unless_blank(@current_status, 'handle')
req = '/users/username/' + @current_status['handle']
else
req = '/users/email/' + @current_status['email']
end
data = mattermost_fetch_user_data(req)
return nil unless data
update_status(data, @current_status['email'])
data['mattermost_uid']
end
def send_mattermost_notification
return unless @current_status['handle']
if ENV['RACK_ENV'] == 'development'
channel = @config.dig('mattermost', 'test_channel')
else
channel = @config.dig('mattermost', 'public_channel')
end
return unless channel
uid = mattermost_user_id
return unless uid
msg = { 'channel_id' => channel,
'message' => mattermost_answer_message }
curl_cmd = mattermost_build_curl_cmd('/posts', 'POST', msg)
return unless curl_cmd
mattermost_run_curl(curl_cmd)
end
def change_mattermost_status(new_status)
return unless @current_status['handle']
uid = mattermost_user_id
return unless uid
if new_status == 'present'
mat_state = 'online'
else
mat_state = 'dnd'
end
data = { 'user_id' => uid, 'status' => mat_state }
curl_cmd = mattermost_build_curl_cmd("/users/#{uid}/status", 'PUT', data)
return unless curl_cmd
mattermost_run_curl(curl_cmd)
end
def find_status_for_mattermost(username)
row = fetch_status('handle' => username)
return nil unless row
@details = row['details']
@current_status = row
end
def parse_mattermost_text(text)
data = text.split(' ')
command = data[0]&.strip&.downcase || 'help'
tail = data[1..]&.join(' ') || ''
if ['on', 'present', 'back'].include?(command)
return ['status', 'present', tail]
end
if ['off', 'absent', 'away'].include?(command)
return ['status', 'absent', tail]
end
return ['current'] if ['current', 'me'].include?(command)
return ['list', tail] if ['list', 'all'].include?(command)
['help']
end
def mattermost_command_current(username)
unless find_status_for_mattermost(username)
return { 'text' => 'Not authorized' }
end
message = ['Your current status is',
format_mattermost_status(@current_status)]
{ 'text' => message.join(' ') }
end
def mattermost_command_status(username, status, eta)
unless find_status_for_mattermost(username)
return { 'response_type' => 'in_channel',
'text' => "#{status} #{eta}" }
end
if status == 'present' && status == @current_status['status']
return { 'text' => 'You are already present.' }
end
eta = '' if status == 'present'
update_status({ 'status' => status, 'eta' => eta },
@current_status['email'])
change_mattermost_status(status)
{ 'response_type' => 'in_channel',
'text' => mattermost_answer_message }
end
def mattermost_command_help(username)
help_body = IO.read('./views/mattermost_help.md')
.gsub('{{status_uri}}', @config['base_url'])
.gsub('{{username}}', username)
{ 'text' => help_body }
end
def mattermost_table_format_line_value(value, key)
return '' if value == ''
return "[#{value}](tel:#{value.delete(' ')})" if key == 'phone'
return "[#{key}](#{value})" if value =~ /^https?:\/\//
value
end
def mattermost_custom_values_table_line(status, custom_fields)
if status['status'] == 'present'
return custom_fields.map do |f|
mattermost_table_format_line_value(
status.dig('details', f) || '', f
)
end
end
Array.new(custom_fields.length, ' ')
end
def mattermost_table_line(status, custom_fields)
custom_values = mattermost_custom_values_table_line(status, custom_fields)
name = key_value_unless_blank(status, 'name') \
|| key_value_unless_blank(status, 'handle') \
|| ''
line = [
name, format_mattermost_status(status), status['email']
] + custom_values
"| #{line.join(' | ')} |"
end
def mattermost_build_table_list(filter)
custom_fields = (@config['custom_fields'] || []).map { |c| c['name'] }
cols = ['Name', 'Status', 'Email'] + custom_fields.map(&:capitalize)
table = ["| #{cols.join(' | ')} |", "|-|-|-|#{'-|' * cols.length}"]
fetch_all_statuses(filter).each do |status|
table << mattermost_table_line(status, custom_fields)
end
table
end
def mattermost_command_list(username, filter)
output = mattermost_command_current(username)
if @current_status
text = ["## #{output['text']}", '---']
else
text = []
end
filter&.strip!
filter = nil if filter == ''
text += mattermost_build_table_list(filter)
output['text'] = text.join("\n")
output
end
def respond_to_mattermost_request(text, username)
data = parse_mattermost_text(text&.strip || '')
meth = "mattermost_command_#{data[0]}".to_sym
return { 'text' => text } unless respond_to?(meth)
tail = data[1..] || []
tail.insert(0, username)
send(meth, *tail)
end
end
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