module Wechat::Api::Util

Public Instance Methods

create_qrcode(scene_str) click to toggle source
# File lib/wechat/api/util.rb, line 21
def create_qrcode(scene_str)
  params = {
    action_name: 'QR_LIMIT_STR_SCENE',
    action_info: {
      scene: {
        scene_str: scene_str
      }
    }
  }

  post 'qrcode/create', params
end
create_qrcode_temp(scene_id, expire_seconds = 60_480) click to toggle source
# File lib/wechat/api/util.rb, line 8
def create_qrcode_temp(scene_id, expire_seconds = 60_480)
  params = {
    action_name: 'QR_SCENE',
    expire_seconds: expire_seconds,
    action_info: {
      scene: {
        scene_id: scene_id
      }
    }
  }
  post 'qrcode/create', params
end
js_config(url: nil) click to toggle source
# File lib/wechat/api/util.rb, line 44
def js_config(url: nil)
  r = ticket.tap { |j| j.refresh if j.expired? }.ticket
  nonce = SecureRandom.hex
  timestamp = Time.now.to_i
  signature = sign(noncestr: nonce, timestamp: timestamp, jsapi_ticket: r, url: url)
  {
    appId: app_id, timestamp: timestamp, nonceStr: nonce,
    signature: signature
  }.tap { |hash| logger.debug { "js_config: #{hash}, url: #{url}" } }
end
js_ticket() click to toggle source
# File lib/wechat/api/util.rb, line 34
def js_ticket
  get 'ticket/getticket', type: :jsapi
end
sign(params) click to toggle source
# File lib/wechat/api/util.rb, line 38
def sign(params)
  str = params.to_a.sort.map { |p| p.join('=') }.join('&')
  logger.debug { "to_sign: #{str}" }
  Digest::SHA1.hexdigest str
end