hubot-sm/lib/sm-slack.coffee

A hubot script for HPE Service Manager

###
Copyright 2016 Hewlett-Packard Development Company, L.P.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,
Software distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and limitations under the License. 
###


# SM actions for Slack

Querystring = require 'querystring'
SlackApi = require './slack_web_api'
Promise = require 'bluebird'
_ = require 'lodash'
_users={}
class SmExt
  constructor: (robot, apiToken = process.env.SLACK_APP_TOKEN, botToken=process.env.HUBOT_SLACK_TOKEN)->
    @robot = robot
    @apiToken = apiToken
    @botToken = botToken
    this.listUsers()
      .then (r)->
        for member in r.members
          if member.profile.email != null && member.profile.email != undefined
            _users[member.name]=member.profile.email.toString()
      .catch (r)->
        robot.logger.info r
        
       
  formatRecord: (record)->
    fields = _.omitBy record, (v)->
      Array.isArray v
    fields = _.map fields, (v, k)->
        r =
          title: k
          value: v.toString()
          short: true
    att =
      fields: fields
      mrkdwn_in: ["text", "pretext"]
      color: 'warning'
    slackMessage =
      mrkdwn: true
      attachments:[att]

  buildSlackMsgFromSmError: (msg, channel, data)->
    if data.body.Incident
      slackMessage = this.formatRecord data.body.Incident
      slackMessage.text = msg
      slackMessage.channel = channel
      slackMessage.attachments[0].text = "*Reason*: _#{data.body.Messages.join('\r')}_"
      return slackMessage
    else
      text = """
        #{msg}
        "*Reason*: _#{data.body.Messages.join('\r')}_"
      """
      slackMessage =
        text: text
        channel: channel
        mkdown: true

  formatChannelName: (prefix, roomName)->
    # length of slack channel name must be 21 or less
    if roomName.length >=21
      roomName
    else
      "#{prefix.substring(0, 20-roomName.length)}-#{roomName}"

  getHistory: (channel, latest_ts=0, count=1000)->
    opts =
      token: @apiToken
      channel: channel
      count: count
      latest: latest_ts

    SlackApi.channels.history opts

  createRoom: (name)->
    opts =
      token: @apiToken
      name: name
    SlackApi.channels.create opts

  setTopic: (channelId, topic)->
    opts =
      token: @apiToken
      channel: channelId
      topic: topic
    SlackApi.channels.setTopic opts

  invite: (channelId, userId) ->
    opts =
      token: @apiToken
      channel: channelId
      user: userId
    SlackApi.channels.invite opts

  setPurpose: (channelId, purpose) ->
    opts =
      token: @apiToken
      channel: channelId
      purpose: purpose
    SlackApi.channels.setPurpose opts

  postMessage: (channelId, detail)->
    opts =
      token: @botToken
      channel: channelId
      as_user: false
      username: @robot.name

    SlackApi.chat.postMessage _.merge(detail, opts)

  pin: (channelId, ts)->
    opts =
      token: @botToken
      channel: channelId
      timestamp: ts
    SlackApi.pins.add opts
    
  listUsers: ()->
    opts=
      token: @botToken
    SlackApi.users.list opts
  
  getEmailByName: (name)->
    if _users.hasOwnProperty name
      return _users[name]
    return null
           
module.exports = SmExt