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ofx-parser.rb
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ofx-parser.rb
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require 'rubygems'
require 'hpricot'
require 'time'
require 'date'
%w(ofx mcc).each do |fn|
require File.dirname(__FILE__) + "/#{fn}"
end
module OfxParser
VERSION = '1.1.0'
class OfxParser
# Creates and returns an Ofx instance when given a well-formed OFX document,
# complete with the mandatory key:pair header.
def self.parse(ofx)
ofx = ofx.respond_to?(:read) ? ofx.read.to_s : ofx.to_s
return Ofx.new if ofx == ""
header, body = pre_process(ofx)
ofx_out = parse_body(body)
ofx_out.header = header
ofx_out
end
# Designed to make the main OFX body parsable. This means adding closing tags
# to the SGML to make it parsable by hpricot.
#
# Returns an array of 2 elements:
# * header as a hash,
# * body as an evily pre-processed string ready for parsing by hpricot.
def self.pre_process(ofx)
header, body = ofx.split(/\n{2,}|:?<OFX>/, 2)
header = Hash[*header.gsub(/^\r?\n+/,'').split(/\r\n/).collect do |e|
e.split(/:/,2)
end.flatten]
body.gsub!(/>\s+</m, '><')
body.gsub!(/\s+</m, '<')
body.gsub!(/>\s+/m, '>')
body.gsub!(/<([^>]+?)>([^<]+)/m, '<\1>\2</\1>')
[header, body]
end
# Takes an OFX datetime string of the format:
# * YYYYMMDDHHMMSS.XXX[gmt offset:tz name]
# * YYYYMMDD
# * YYYYMMDDHHMMSS
# * YYYYMMDDHHMMSS.XXX
#
# Returns a DateTime object. Milliseconds (XXX) are ignored.
def self.parse_datetime(date)
DateTime.parse date
end
private
def self.parse_body(body)
doc = Hpricot.XML(body)
ofx = Ofx.new
ofx.sign_on = build_signon((doc/"SIGNONMSGSRSV1/SONRS"))
ofx.signup_account_info = build_info((doc/"SIGNUPMSGSRSV1/ACCTINFOTRNRS"))
# Bank Accounts
bank_fragment = (doc/"BANKMSGSRSV1/STMTTRNRS")
ofx.bank_accounts = bank_fragment.collect do |fragment|
build_bank(fragment)
end
# Credit Cards
credit_card_fragment = (doc/"CREDITCARDMSGSRSV1/CCSTMTTRNRS")
ofx.credit_accounts = credit_card_fragment.collect do |fragment|
build_credit(fragment)
end
# Investments (?)
#build_investment((doc/"SIGNONMSGSRQV1"))
ofx
end
def self.build_signon(doc)
sign_on = SignOn.new
sign_on.status = build_status((doc/"STATUS"))
sign_on.date = parse_datetime((doc/"DTSERVER").inner_text)
sign_on.language = (doc/"LANGUAGE").inner_text
sign_on.institute = Institute.new
sign_on.institute.name = ((doc/"FI")/"ORG").inner_text
sign_on.institute.id = ((doc/"FI")/"FID").inner_text
sign_on
end
def self.build_info(doc)
account_infos = []
(doc/"ACCTINFO").each do |info_doc|
acc_info = AccountInfo.new
acc_info.desc = (info_doc/"DESC").inner_text
acc_info.number = (info_doc/"ACCTID").first.inner_text
acc_info.bank_id = (info_doc/"BANKID").first.inner_text unless (info_doc/"BANKID").empty?
acc_info.type = (info_doc/"ACCTTYPE").first.inner_text unless (info_doc/"ACCTTYPE").empty?
account_infos << acc_info
end
account_infos
end
def self.build_bank(doc)
acct = BankAccount.new
acct.transaction_uid = (doc/"TRNUID").inner_text.strip
acct.number = (doc/"STMTRS/BANKACCTFROM/ACCTID").inner_text
acct.routing_number = (doc/"STMTRS/BANKACCTFROM/BANKID").inner_text
acct.type = (doc/"STMTRS/BANKACCTFROM/ACCTTYPE").inner_text.strip
acct.balance = (doc/"STMTRS/LEDGERBAL/BALAMT").inner_text
acct.balance_date = parse_datetime((doc/"STMTRS/LEDGERBAL/DTASOF").inner_text)
statement = Statement.new
statement.currency = (doc/"STMTRS/CURDEF").inner_text
statement.start_date = parse_datetime((doc/"STMTRS/BANKTRANLIST/DTSTART").inner_text)
statement.end_date = parse_datetime((doc/"STMTRS/BANKTRANLIST/DTEND").inner_text)
acct.statement = statement
statement.transactions = (doc/"STMTRS/BANKTRANLIST/STMTTRN").collect do |t|
build_transaction(t)
end
acct
end
def self.build_credit(doc)
acct = CreditAccount.new
acct.number = (doc/"CCSTMTRS/CCACCTFROM/ACCTID").inner_text
acct.transaction_uid = (doc/"TRNUID").inner_text.strip
acct.balance = (doc/"CCSTMTRS/LEDGERBAL/BALAMT").inner_text
acct.balance_date = parse_datetime((doc/"CCSTMTRS/LEDGERBAL/DTASOF").inner_text)
acct.remaining_credit = (doc/"CCSTMTRS/AVAILBAL/BALAMT").inner_text
acct.remaining_credit_date = parse_datetime((doc/"CCSTMTRS/AVAILBAL/DTASOF").inner_text)
statement = Statement.new
statement.currency = (doc/"CCSTMTRS/CURDEF").inner_text
statement.start_date = parse_datetime((doc/"CCSTMTRS/BANKTRANLIST/DTSTART").inner_text)
statement.end_date = parse_datetime((doc/"CCSTMTRS/BANKTRANLIST/DTEND").inner_text)
acct.statement = statement
statement.transactions = (doc/"CCSTMTRS/BANKTRANLIST/STMTTRN").collect do |t|
build_transaction(t)
end
acct
end
# for credit and bank transactions.
def self.build_transaction(t)
transaction = Transaction.new
transaction.type = (t/"TRNTYPE").inner_text
transaction.date = parse_datetime((t/"DTPOSTED").inner_text)
transaction.amount = (t/"TRNAMT").inner_text
transaction.fit_id = (t/"FITID").inner_text
transaction.payee = (t/"PAYEE").inner_text + (t/"NAME").inner_text
transaction.memo = (t/"MEMO").inner_text
transaction.sic = (t/"SIC").inner_text
transaction.check_number = (t/"CHECKNUM").inner_text unless (t/"CHECKNUM").inner_text.empty?
transaction
end
def self.build_investment(doc)
end
def self.build_status(doc)
status = Status.new
status.code = (doc/"CODE").inner_text
status.severity = (doc/"SEVERITY").inner_text
status.message = (doc/"MESSAGE").inner_text
status
end
end
end