regex.rb

module LineHelper
  CHAT_REGEX       = /^\[\d\d:\d\d:\d\d\] (?:\(TEAM\))?(.*): (.*)\r/
  KILL_REGEX       = /^\[\d\d:\d\d:\d\d\] (.*) killed (.*) using (.*)\r/
  KILLED_BY_REGEX  = /^\[\d\d:\d\d:\d\d\] (.*) was killed by (.*)\r/
  ENT_REGEX        = /^\[\d\d:\d\d:\d\d\] (.*)<(.*)> spawned(?:\/gave himself)? (?:vehicle|model|sent|ragdoll|swep) (.*)\r/
  TOOL_REGEX       = /^\[\d\d:\d\d:\d\d\] (.*)<(.*)> used the tool (\w*) on (.*)\r/
  CONNECTION_REGEX = /^\[\d\d:\d\d:\d\d\] Client \"(.*)\" connected.\r/
  SUICIDE_REGEX    = /^\[\d\d:\d\d:\d\d\] (.*) suicided!\r/
  KICK_REGEX       = /^\[\d\d:\d\d:\d\d\] (.*) kicked (.*) \((.*)\)\r/
  BAN_REGEX        = /^\[\d\d:\d\d:\d\d\] (.*) banned (.*) (?:for (\d* (?:minutes|hours|days)|permanently))(?: (.*))?\r/

  def self.identify_line(line)

    case line

    when CHAT_REGEX
      type = 'chat'
      data = { player: $1, message: $2 }
      {type: type, data: data}

    when KILL_REGEX
      type = 'kill'
      data = { player: $1, victim: $2, weapon: $3 }
      {type: type, data: data}

    when KILLED_BY_REGEX
      type = 'killed_by'
      data = { player: $1, killer: $2 }
      {type: type, data: data}

    when ENT_REGEX
      type = 'ent_spawned'
      data = { player: $1, ent: $3 }
      {type: type, data: data}

    when TOOL_REGEX
      type = 'tool_used'
      data = { player: $1, tool_name: $3, target: $4 }
      {type: type, data: data}

    when CONNECTION_REGEX
      type = 'connection'
      data = { player: $1 }
      {type: type, data: data}

    when SUICIDE_REGEX
      type = 'suicide'
      data = { player: $1 }
      {type: type, data: data}

    when KICK_REGEX
      type = 'kick'
      data = { player: $1, victim: $2, reason: $3 || '' }
      {type: type, data: data}

    when BAN_REGEX
      type = 'ban'
      data = { player: $1, victim: $2, length: $3, reason: $4 || ''}
      {type: type, data: data}

    else
      {}

    end

  end
end