Sha256: 6c40144f19a96a385730f08f11d45a789537fec72851827508d61fb6b5202126
Contents?: true
Size: 1.66 KB
Versions: 244
Compression:
Stored size: 1.66 KB
Contents
# SAX parser for the GetMetadata call.
class RETS::Base::SAXMetadata < Nokogiri::XML::SAX::Document
attr_accessor :rets_data
def initialize(block)
@rets_data = {:delimiter => "\t"}
@block = block
@parent = {}
end
def start_element(tag, attrs)
@current_tag = nil
# Figure out if the request is a success
if tag == "RETS"
@rets_data[:code], @rets_data[:text] = attrs.first.last, attrs.last.last
if @rets_data[:code] != "0" and @rets_data[:code] != "20201"
raise RETS::APIError.new("#{@rets_data[:code]}: #{@rets_data[:text]}", @rets_data[:code], @rets_data[:text])
end
elsif tag == "SYSTEM"
@rets_data[:system_id] = attrs.first.last
# Parsing data
elsif tag == "COLUMNS" or tag == "DATA"
@buffer = ""
@current_tag = tag
# Start of the parent we're working with
elsif tag =~ /^METADATA-(.+)/
@parent[:tag] = tag
@parent[:name] = $1
@parent[:data] = []
@parent[:attrs] = {}
attrs.each {|attr| @parent[:attrs][attr[0]] = attr[1] }
end
end
def characters(string)
@buffer << string if @current_tag
end
def end_element(tag)
return unless @current_tag
if @current_tag == "COLUMNS"
@columns = @buffer.split(@rets_data[:delimiter])
elsif tag == "DATA"
data = {}
list = @buffer.split(@rets_data[:delimiter])
list.each_index do |index|
next if @columns[index].nil? or @columns[index] == ""
data[@columns[index]] = list[index]
end
@parent[:data].push(data)
elsif tag == @parent[:tag]
@block.call(@parent[:name], @parent[:attrs], @parent[:data])
@parent[:tag] = nil
end
end
end
Version data entries
244 entries across 244 versions & 3 rubygems