Files
pmgr/site/models/double_entry.php

96 lines
3.3 KiB
PHP

<?php
class DoubleEntry extends AppModel {
var $belongsTo = array(
'DebitEntry' => array(
'className' => 'LedgerEntry',
),
'CreditEntry' => array(
'className' => 'LedgerEntry',
),
);
/**************************************************************************
**************************************************************************
**************************************************************************
* function: verifyDoubleEntry
* - Verifies consistenty of new double entry data
* (not in a pre-existing double entry)
*/
function verifyDoubleEntry($entry1, $entry2, $entry1_tender = null) {
pr(array("DoubleEntry::verifyDoubleEntry()"
=> compact('entry1', 'entry2', 'entry1_tender')));
$LE = new LedgerEntry();
if (!$LE->verifyLedgerEntry($entry1, $entry1_tender)) {
pr(array("DoubleEntry::verifyDoubleEntry()"
=> "Entry1 verification failed"));
return false;
}
if (!$LE->verifyLedgerEntry($entry2)) {
pr(array("DoubleEntry::verifyDoubleEntry()"
=> "Entry2 verification failed"));
return false;
}
if (!(($entry1['crdr'] === 'DEBIT' && $entry2['crdr'] === 'CREDIT') ||
($entry1['crdr'] === 'CREDIT' && $entry2['crdr'] === 'DEBIT'))) {
pr(array("DoubleEntry::verifyDoubleEntry()"
=> "Double Entry verification failed"));
return false;
}
return true;
}
/**************************************************************************
**************************************************************************
**************************************************************************
* function: addDoubleEntry
* - Inserts new Double Entry into the database
*/
function addDoubleEntry($entry1, $entry2, $entry1_tender = null) {
pr(array('DoubleEntry::addDoubleEntry' =>
compact('entry1', 'entry2', 'entry1_tender')));
$ret = array();
if (!$this->verifyDoubleEntry($entry1, $entry2, $entry1_tender))
return array('error' => true) + $ret;
// Since this model only relates to DebitEntry and CreditEntry...
$LE = new LedgerEntry();
// Add the first ledger entry to the database
$result = $LE->addLedgerEntry($entry1, $entry1_tender);
$ret['Entry1'] = $result;
if ($result['error'])
return array('error' => true) + $ret;
// Add the second ledger entry to the database
$result = $LE->addLedgerEntry($entry2);
$ret['Entry2'] = $result;
if ($result['error'])
return array('error' => true) + $ret;
// Now link them as a double entry
$double_entry = array();
$double_entry['debit_entry_id'] =
($entry1['crdr'] === 'DEBIT') ? $ret['Entry1']['ledger_entry_id'] : $ret['Entry2']['ledger_entry_id'];
$double_entry['credit_entry_id'] =
($entry1['crdr'] === 'CREDIT') ? $ret['Entry1']['ledger_entry_id'] : $ret['Entry2']['ledger_entry_id'];
pr(array('DoubleEntry::addDoubleEntry' =>
array('checkpoint' => 'Pre-Save')
+ compact('double_entry')));
$this->create();
if (!$this->save($double_entry))
return array('error' => true) + $ret;
$ret['double_entry_id'] = $this->id;
return $ret + array('error' => false);
}
}