Class: KillmailParser

Inherits:
Object
  • Object
show all
Defined in:
lib/neweden-km-parser.rb

Constant Summary collapse

REGEXP_PRIMITIVES = 
{
  :victim_name =>         "Victim: (.*)",
  :corp =>                "Corp: (.*)",
  :alliance =>            "Alliance: (.*)",
  :faction =>             "Faction: (.*)",
  :destroyed =>           "Destroyed: (.*)",
  :system =>              "System: (.*)",
  :security =>            "Security: (-?\\d{1,2}\\.\\d{1,2})",
  :damage_taken =>        "Damage Taken: (-?\\d+)",
  :name =>                "Name: (.*)",
  :ship =>                "Ship: (.*)",
  :weapon =>              "Weapon: (.*)",
  :damage_done =>         "Damage Done: (-?\\d+)",
  :involved_parties =>    "Involved parties:",
  :date =>                "\\d{4}\\.\\d{2}\\.\\d{2} \\d{2}:\\d{2}:\\d{2}"
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(killmail) ⇒ KillmailParser

Returns a new instance of KillmailParser.



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# File 'lib/neweden-km-parser.rb', line 21

def initialize(killmail)
  @valid = false
  @killmail = killmail.to_s.dup.freeze
  process
end

Instance Attribute Details

#attackers ⇒ Object (readonly)

Returns the value of attribute attackers.



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# File 'lib/neweden-km-parser.rb', line 19

def attackers
  @attackers
end

#date ⇒ Object (readonly)

Returns the value of attribute date.



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# File 'lib/neweden-km-parser.rb', line 19

def date
  @date
end

#destroyed_items ⇒ Object (readonly)

Returns the value of attribute destroyed_items.



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# File 'lib/neweden-km-parser.rb', line 19

def destroyed_items
  @destroyed_items
end

#dropped_items ⇒ Object (readonly)

Returns the value of attribute dropped_items.



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# File 'lib/neweden-km-parser.rb', line 19

def dropped_items
  @dropped_items
end

#killmail ⇒ Object (readonly)

Returns the value of attribute killmail.



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# File 'lib/neweden-km-parser.rb', line 19

def killmail
  @killmail
end

#victim ⇒ Object (readonly)

Returns the value of attribute victim.



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# File 'lib/neweden-km-parser.rb', line 19

def victim
  @victim
end

Instance Method Details

#_attacker ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 154

def _attacker
  Regexp.new(%{#{_name}\n#{_security}\n#{_corp}\n#{_alliance}\n#{_faction}\n#{_ship}\n#{_weapon}\n#{_damage_done}})
end

#_item ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 146

def _item
  /^([^,()]*)(, Qty: (\d+))?( \((.*)\))?$/
end

#_victim ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 150

def _victim
  Regexp.new(%{#{_victim_name}\n#{_corp}\n#{_alliance}\n#{_faction}\n#{_destroyed}\n#{_system}\n#{_security}\n#{_damage_taken}})
end

#parse_attackers(pbody) ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 35

def parse_attackers(pbody)
  raise "Could not parse attackers" if pbody.nil? || pbody.empty?

  split_on = if pbody =~ /Destroyed items:/
    @has_destroyed = true
    'Destroyed items:'
  elsif pbody =~ /Dropped items:/
    @has_destroyed = false
    'Dropped items:'
  else
    @has_destroyed = false
    nil
  end

  attacker_txt, pbody = if split_on
    pbody.split(split_on).map { |txt| txt.strip }
  else
    [pbody.strip, nil]
  end

  attackers = attacker_txt.split("\n\n").map { |txt| txt.strip }
  [attackers, pbody]
end

#parse_destroyed_items(pbody) ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 59

def parse_destroyed_items(pbody)
  return [nil, nil] if pbody.nil? || pbody.empty?

  if pbody =~ /Dropped items:/
    pbody.split("Dropped items:").map { |txt| txt.strip }
  else
    [pbody.strip, nil]
  end
end

#parse_victim_and_date(pbody) ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 27

def parse_victim_and_date(pbody)
  raise "Could not parse victim and date" if pbody.nil? || pbody.empty?

  header, pbody = pbody.split("Involved parties:").map { |txt| txt.strip }
  date, victim = header.split("\n\n").map { |txt| txt.strip }
  [date, victim, pbody]
end

#process ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 69

def process
  date, victim, pbody = parse_victim_and_date(@killmail)
  attackers, pbody = parse_attackers(pbody)
  destroyed, pbody = parse_destroyed_items(pbody) if pbody && @has_destroyed
  dropped = pbody.nil? ? nil : pbody.strip

  @date = DateTime.parse(date)

  victim_match = _victim.match(victim)
  @victim = {
    :name => victim_match[1],
    :corp => victim_match[2],
    :alliance => victim_match[3],
    :faction => victim_match[4],
    :ship => victim_match[5],
    :system => victim_match[6],
    :security => victim_match[7],
    :damage => victim_match[8]
  }

  @attackers = []
  attackers.each do |attacker|
    attacker_match = _attacker.match(attacker)
    attacker_name_match = /^([^()]+)( \((.*)\))?$/.match(attacker_match[1])
    attacker_name = attacker_name_match[1]
    final_blow = !!attacker_name_match[3]
    @attackers << {
      :name =>        attacker_name,
      :final_blow =>  final_blow,
      :security =>    attacker_match[2],
      :corp =>        attacker_match[3],
      :alliance =>    attacker_match[4],
      :faction =>     attacker_match[5],
      :ship =>        attacker_match[6],
      :weapon =>      attacker_match[7],
      :damage =>      attacker_match[8]
    }
  end

  @destroyed_items = []
  @dropped_items = []
  [[destroyed, @destroyed_items], [dropped, @dropped_items]].each do |body, items|
    body.to_s.split(/[\n\r]+/).each do |item|
      item_match = _item.match(item.strip)
      qty, loc = [item_match[3] || 1, item_match[5]]

      items << {
        :name => item_match[1],
        :quantity => qty.to_i,
        :location => loc
      }
    end
  end

  @hash = {
    :victim => @victim,
    :attackers => @attackers,
    :destroyed_items => @destroyed_items,
    :dropped_items => @dropped_items,
    :date => @date
  }

  @valid = true
end

#to_hash ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 138

def to_hash
  @hash
end

#to_json ⇒ Object 



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# File 'lib/neweden-km-parser.rb', line 142

def to_json
  @hash.to_json
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/neweden-km-parser.rb', line 134

def valid?
  @valid
end