Class: Wowlog::Parser

Inherits:

Object

• Object
• Wowlog::Parser

Defined in:

lib/wowlog.rb

Overview

---

Main Parser

---

Instance Method Summary

• #initialize ⇒ Parser constructor

  A new instance of Parser.

• #parse_cols(cols) ⇒ Object
• #parse_line(line) ⇒ Object

Constructor Details

#initialize ⇒ Parser

Returns a new instance of Parser.

# File 'lib/wowlog.rb', line 383

def initialize
  @ev_prefix = {
    'SWING' => [SwingParser.new],
    'SPELL_BUILDING' => [SpellParser.new],
    'SPELL_PERIODIC' => [SpellParser.new],
    'SPELL' => [SpellParser.new],
    'RANGE' => [SpellParser.new],
    'ENVIRONMENTAL' => [EnvParser.new],
    'DAMAGE_SHIELD' => [SpellParser.new, DamageParser.new],
    'DAMAGE_SPLIT' => [SpellParser.new, DamageParser.new],
    'DAMAGE_SHIELD_MISSED' => [SpellParser.new, MissParser.new],
    'ENCHANT_APPLIED' => [EnchantParser.new],
    'ENCHANT_REMOVED' => [EnchantParser.new],
    'PARTY_KILL' => [EventParser.new],
    'UNIT_DIED' => [EventParser.new],
    'UNIT_DESTROYED' => [EventParser.new],
    'ENCOUNTER_START' => [EncountParser.new],
    'ENCOUNTER_END' => [EncountParser.new],
  }

  @ev_suffix = {
    '_DAMAGE' => DamageParser.new,
    '_MISSED' => MissParser.new,
    '_HEAL' => HealParser.new,
    '_ENERGIZE' => EnergizeParser.new,
    '_DRAIN' => DrainParser.new,
    '_LEECH' => LeechParser.new,
    '_INTERRUPT' => SpellBlockParser.new,
    '_DISPEL' => SpellBlockParser.new,
    '_DISPEL_FAILED' => SpellBlockParser.new,
    '_STOLEN' => SpellBlockParser.new,
    '_EXTRA_ATTACKS' => ExtraAttackParser.new,
    '_AURA_APPLIED' => AuraParser.new,
    '_AURA_REMOVED' => AuraParser.new,
    '_AURA_APPLIED_DOSE' => AuraDoseParser.new,
    '_AURA_REMOVED_DOSE' => AuraDoseParser.new,
    '_AURA_REFRESH' => AuraDoseParser.new,
    '_AURA_BROKEN' => AuraParser.new,
    '_AURA_BROKEN_SPELL' => AuraBrokenParser.new,
    '_CAST_START' => nil,
    '_CAST_SUCCESS' => nil,
    '_CAST_FAILED' => CastFailedParser.new,
    '_INSTAKILL' => nil,
    '_DURABILITY_DAMAGE' => nil,
    '_DURABILITY_DAMAGE_ALL' => nil,
    '_CREATE' => nil,
    '_SUMMON' => nil,
    '_RESURRECT' => nil,
  }
end

Instance Method Details

#parse_cols(cols) ⇒ Object

# File 'lib/wowlog.rb', line 434

def parse_cols(cols)
  orig_txt = cols.join(',')
  ev_orig = cols[0]
  event = cols[0]

  psr_seq = []
  p_psr = @ev_prefix.inject(['', nil]) { |m, (k, v)| 
    (event.start_with?(k) and m[0].size < k.size) ? [k, v] : m
  }
  psr_seq += p_psr[1]

  event = event[(p_psr[0].size)..-1]
  s_psr = @ev_suffix.inject(['', nil]) { |m, (k, v)| 
    (event.start_with?(k) and m[0].size < k.size) ? [k, v] : m
  }
  psr_seq << s_psr[1] unless s_psr[1].nil?

  obj = {}
  psr_seq.each do |psr|
    cols, obj = psr.parse(cols, obj)
  end

  return obj
end

#parse_line(line) ⇒ Object

# File 'lib/wowlog.rb', line 459

def parse_line(line)
  terms = line.split(' ')
  raise "Invalid format, '#{line.strip}'" if terms.size < 3

  # Parse timestamp and adjust error of milli second
  datetime = terms[0..1].join(' ')
  ms = datetime.scan(/\.(\d+)$/)[0][0]
  parsed_ts = Time.parse(datetime)
  ts = parsed_ts.to_i.to_f + (ms.to_f / 1000)

  # rebuild CSV part
  csv_txt = terms[2..-1].join(' ')
  cols = CSV.parse(csv_txt)[0]

  # parse CSV part
  obj = parse_cols(cols)
  obj['timestamp'] = ts
  return obj
end