Forgot the new files on the last checkin

git-svn-id: file:///svn-source/pmgr/branches/statements_20090623@185 97e9348a-65ac-dc4b-aefc-98561f571b83
2009-06-24 17:18:25 +00:00
parent 6baa7fa6e6
commit 861eabc6b5
4 changed files with 298 additions and 0 deletions
--- a/site/models/statement.php
+++ b/site/models/statement.php
@@ -0,0 +1,123 @@
+<?php
+class Statement extends AppModel {
+
+  var $hasMany = array(
+    'Lease',
+    'Customer',
+    'StatementEntry',
+
+    'ChargeStatementEntry' => array(
+      'className' => 'StatementEntry',
+      'conditions' => array('type' => 'CHARGE'),
+    ),
+    'PaymentStatementEntry' => array(
+      'className' => 'StatementEntry',
+      'conditions' => array('type' => 'PAYMENT'),
+    ),
+  );
+
+
+  /**************************************************************************
+   **************************************************************************
+   **************************************************************************
+   * function: findStatementEntries
+   *  - Returns an array of statement entries that belong to a given
+   *    statement. There is extra work done... see the StatementEntry model.
+   */
+  function findStatementEntries($id, $cond = null, $link = null) {
+/*     pr(array('function' => 'Statement::findStatementEntries', */
+/* 	     'args' => compact('id', 'cond', 'link'), */
+/* 	     )); */
+
+    if (!isset($cond))
+      $cond = array();
+
+    $cond[] = array('Statement.id' => $id);
+    $entries = $this->find('all', array('link' => $link, 'conditions' => $cond));
+
+/*     pr(array('function' => 'Statement::findStatementEntries', */
+/* 	     'args' => compact('id', 'cond', 'link'), */
+/* 	     'return' => compact('entries'), */
+/* 	     )); */
+    return $entries;
+  }
+
+
+  /**************************************************************************
+   **************************************************************************
+   **************************************************************************
+   * function: findEntriesRelatedToAccount
+   *  - Returns an array of statement entries that belong to the given
+   *    account, and are related to a specific account.
+   */
+  function findEntriesRelatedToAccount($id, $rel_ids, $cond = null, $link = null) {
+/*     pr(array('function' => 'Statement::findEntriesRelatedToAccount', */
+/* 	     'args' => compact('id', 'rel_ids', 'cond', 'link'), */
+/* 	     )); */
+
+    if (!isset($cond))
+      $cond = array();
+    if (!isset($link))
+      $link = array();
+    if (!is_array($rel_ids))
+      $rel_ids = array($rel_ids);
+
+    $link['StatementEntry'] = array('LedgerEntry' => array('Ledger' => array('Account')));
+    $cond[] = array('Account.id' => $rel_ids);
+
+    $entries = $this->findStatementEntries($id, $cond, $link);
+
+    $stats = $this->stats($id, $cond, $link);
+    $entries = array('Entries' => $entries,
+		     'summary' => $stats);
+
+/*     pr(array('function' => 'Statement::findEntriesRelatedToAccount', */
+/* 	     'args' => compact('id', 'relid', 'cond', 'link'), */
+/* 	     'return' => compact('entries'), */
+/* 	     )); */
+    return $entries;
+  }
+
+
+  /**************************************************************************
+   **************************************************************************
+   **************************************************************************
+   * function: stats
+   *  - Returns summary data from the requested statement.
+   */
+  function stats($id, $cond = null, $link = null) {
+    if (!isset($cond))
+      $cond = array();
+    if (!isset($link))
+      $link = array();
+
+    if (!isset($link['StatementEntry']))
+      $link['StatementEntry'] = array('fields' => array());
+
+    $cond[] = array('Statement.id' => $id);
+
+    $stats = $this->find
+      ('first', array
+       ('link' => $link,
+
+	'fields' =>
+	array("SUM(IF(StatementEntry.type = 'CHARGE',
+                      StatementEntry.amount, NULL)) AS charges",
+	      "SUM(IF(StatementEntry.type = 'PAYMENT',
+                      StatementEntry.amount, NULL)) AS payments",
+	      "SUM(IF(StatementEntry.type = 'CHARGE', 1, -1)
+                   * IF(StatementEntry.amount, StatementEntry.amount, 0)
+                   ) AS balance",
+	      "COUNT(StatementEntry.id) AS entries"),
+
+	'conditions' => $cond,
+	'group' => 'Statement.id',
+	));
+
+    // The fields are all tucked into the [0] index,
+    // and the rest of the array is useless (empty).
+    return $stats[0];
+  }
+
+}
+?>