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# encoding: utf-8
module Ladle
module Parser
def self.strip_nowiki_tag(s)
s.gsub(%r{<nowiki>|</nowiki>}, "")
end
def self.strip_wiki_links(s)
if s =~ /\[\[([^|]+)\]\]/ || s =~ /\[\[[^|]+\|([^|]+)\]\]/ || s =~ /\[\S+\s+([^|]+)\]/
return $1
end
return s
end
# Implements parsing Ladle team templates
module Teams
# Parses the raw list of teams in wiki-text and returns a hash of teams and players.
#
# Example:
# parse_ladle_players("{{LadleTeam|Team Blah|...}}") => {"Team Blah" => [...]}
def parse_ladle_teams(raw_teams)
teams = {}
raw_teams.each_line do |line|
line.chomp!
if line =~ LadleTeamVersion1
team, names = $1, $2
elsif line =~ LadleTeamVersion2
team, captain_name, captain_gid, names = $1, $2, $3, $4
else
next
end
names = split_names(names)
names += split_names(captain_name) if captain_name
teams[clean_name(team)] = names
end
teams
end
private
def split_names(names)
names = names.split(/\s*(?:,|;|(?!<)\/(?!nowiki))\s*/)
names = names.reject { |name| name == "..." }
names = names.map { |name| clean_name(name) }
names
end
TemplateParameter = /(?:<nowiki>.*<\/nowiki>)|[^|]*/
TemplateSep = /\s*\|\s*/
Names = /(#{TemplateParameter})(?:#{TemplateSep}#{TemplateParameter})?/
def self.make_ladle_team_regex(core)
/^\s*\{{2}#{core}\}{2}/
end
# http://wiki.armagetronad.net/index.php?title=Template:Ladle_Team
LadleTeamVersion1 = make_ladle_team_regex(
/Ladle[ ]Team(?:[ ]External)?#{TemplateSep}
(#{TemplateParameter})#{TemplateSep}
#{Names}/x
)
# http://wiki.armagetronad.net/index.php?title=Template:LadleTeam
LadleTeamVersion2 = make_ladle_team_regex(
/LadleTeam(?:External)?#{TemplateSep}
(#{TemplateParameter})#{TemplateSep}
(#{TemplateParameter})#{TemplateSep}
(#{TemplateParameter})#{TemplateSep}
#{Names}/x
)
def clean_name(s)
strip_nowiki_tag(s).strip
end
end
# Implements parsing Ladle bracket results
module Results
BYE_NAME = /^(~bye.*|\s*)$/i
# Parses the raw bracket in wiki-text and returns an array of results.
#
# Example:
# parse_ladle_results("...") => [
# # Round 1
# [
# [["Team 1", 0], "Team 2", 2],
# [...]
# ],
#
# # Round 2
# [...]
# ]
def parse_ladle_results(raw_results)
rounds = Hash.new { |h, k| h[k] = Round.new }
raw_results.each_line do |line|
line.chomp!
case line
when /RD(\d+)-team0*(\d+)=(.*)/
round, id = Integer($1), Integer($2)
team = clean_score($3)
if team =~ BYE_NAME
team = nil
end
rounds[round].add_team(id, team)
when /RD(\d+)-score0*(\d+)=(.*)/
round, id = Integer($1), Integer($2)
score = Integer(clean_score($3)) rescue nil
rounds[round].add_score(id, score)
end
end
sorted_rounds = rounds.to_a.sort_by { |(round_num, round)| round_num }
return sorted_rounds.map { |(round_num, round)| round.to_a }
end
private
# Represents a ladle round (semi-finals, finals...), where many bouts take place.
class Round
def initialize
@scores = []
@teams = []
end
def add_score(id, score)
@scores << Score.new(id, score)
end
def add_team(id, name)
@teams << Team.new(id, name)
return nil
end
def to_a
if (@scores.length % 2).nonzero?
raise RuntimeError.new("Odd number of bouts. Something is messed up")
end
scores = @scores.sort_by { |score| score.id }
round_results = []
until scores.empty?
score = scores.shift
opponent_score = find_oppenent_score!(scores, score.id)
round_results << [
[find_team_name(score.id), score.score],
[find_team_name(opponent_score.id), opponent_score.score]
]
end
return round_results
end
def remove_id(id)
@scores.delete_if { |s| s.id == id }
@teams.delete_if { |t| t.id == id }
end
private
Team = Struct.new(:id, :name)
Score = Struct.new(:id, :score)
def find_oppenent_score(scores, id)
scores.find { |other_score| other_score.id == self.class.opponent_id(id) }
end
def find_oppenent_score!(scores, id)
s = find_oppenent_score(scores, id)
scores.delete(s)
s
end
def find_team_name(id)
@teams.find { |t| t.id == id }.name
end
def self.opponent_id(n)
if (n % 2).zero?
return n - 1
end
return n + 1
end
end
def clean_score(s)
return strip_nowiki_tag(strip_wiki_links(s)).gsub(/'''/, "").strip
end
end
end
end
module Ladle::Parser
extend Ladle::Parser::Teams
extend Ladle::Parser::Results
end
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