Merge in from pre_0.1 branch

git-svn-id: file:///svn-source/pmgr/trunk/site@847 97e9348a-65ac-dc4b-aefc-98561f571b83

models/account.php

@@ -188,8 +188,7 @@ class Account extends AppModel {
   function relatedAccounts($attribute, $extra = null) {
     $this->cacheQueries = true;
     $accounts = $this->find('all', array
-			    ('contain' => array('CurrentLedger'),
-			     'fields' => array('Account.id', 'Account.type', 'Account.name', 'CurrentLedger.id'),
+			    ('fields' => array('Account.id', 'Account.name'),
 			     'conditions' => array('Account.'.$attribute => true),
 			     'order' => array('Account.name'),
 			     ) + (isset($extra) ? $extra : array())
@@ -213,21 +212,10 @@ class Account extends AppModel {
    *  - Returns an array of accounts suitable for activity xxx
    */
 
-  function invoiceAccounts() {
-    return $this->relatedAccounts('invoices', array('order' => 'name'));
-  }
-
-  function receiptAccounts() {
-    return $this->relatedAccounts('receipts', array('order' => 'name'));
-  }
-
-  function depositAccounts() {
-    return $this->relatedAccounts('deposits', array('order' => 'name'));
-  }
-
-  function refundAccounts() {
-    return $this->relatedAccounts('refunds', array('order' => 'name'));
-  }
+  function invoiceAccounts()  { return $this->relatedAccounts('invoices'); }
+  function receiptAccounts()  { return $this->relatedAccounts('receipts'); }
+  function depositAccounts()  { return $this->relatedAccounts('deposits'); }
+  function refundAccounts()   { return $this->relatedAccounts('refunds'); }
 
 
   /**************************************************************************

models/contact.php

@@ -41,14 +41,15 @@ class Contact extends AppModel {
   function saveContact($id, $data) {
 
     // Establish a display name if not already given
-    if (!$data['Contact']['display_name'])
+    if (!$data['Contact']['display_name'] &&
+	$data['Contact']['first_name'] && $data['Contact']['last_name'])
       $data['Contact']['display_name'] =
-	(($data['Contact']['first_name'] &&
-	  $data['Contact']['last_name'])
-	 ? $data['Contact']['last_name'] . ', ' . $data['Contact']['first_name']
-	 : ($data['Contact']['first_name']
-	    ? $data['Contact']['first_name']
-	    : $data['Contact']['last_name']));
+	$data['Contact']['last_name'] . ', ' . $data['Contact']['first_name'];
+
+    foreach (array('last_name', 'first_name', 'company_name') AS $fld) {
+      if (!$data['Contact']['display_name'] && $data['Contact'][$fld])
+      $data['Contact']['display_name'] = $data['Contact'][$fld];
+    }
 
     // Save the contact data
     $this->create();

models/customer.php

@@ -54,17 +54,19 @@ class Customer extends AppModel {
    * function: leaseIds
    *  - Returns the lease IDs for the given customer
    */
-  function leaseIds($id) {
+  function leaseIds($id, $current = false) {
+    $Lease = $current ? 'CurrentLease' : 'Lease';
+
     $this->cacheQueries = true;
     $customer = $this->find('first',
 			    array('contain' =>
-				  array('Lease' => array('fields' => array('id'))),
+				  array($Lease => array('fields' => array('id'))),
 				  'fields' => array(),
 				  'conditions' => array(array('Customer.id' => $id))));
     $this->cacheQueries = false;
 
     $ids = array();
-    foreach ($customer['Lease'] AS $lease)
+    foreach ($customer[$Lease] AS $lease)
       $ids[] = $lease['id'];
 
     return $ids;

models/default_option.php

@@ -0,0 +1,21 @@
+<?php
+class DefaultOption extends AppModel {
+
+  var $belongsTo =
+    array('OptionValue',
+	  );
+
+
+  function values($name = null) {
+    $this->prEnter(compact('name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['DefaultOption'] = array();
+    $query['link']['DefaultOption']['type'] = 'INNER';
+    $query['link']['DefaultOption']['fields'] = array();
+    return $this->prReturn($this->OptionValue->values($name, $query));
+  }
+
+}

models/default_permission.php

@@ -0,0 +1,21 @@
+<?php
+class DefaultPermission extends AppModel {
+
+  var $belongsTo =
+    array('PermissionValue',
+	  );
+
+
+  function values($name = null) {
+    $this->prEnter(compact('name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['DefaultPermission'] = array();
+    $query['link']['DefaultPermission']['type'] = 'INNER';
+    $query['link']['DefaultPermission']['fields'] = array();
+    return $this->prReturn($this->PermissionValue->values($name, $query));
+  }
+
+}

models/group.php

@@ -0,0 +1,38 @@
+<?php
+class Group extends AppModel {
+
+  var $hasMany =
+    array('GroupOption',
+	  'Membership',
+	  );
+
+  var $knows = 
+    array('User',
+	  'Site',
+	  );
+
+  static $current_group_ids;
+  function currentGroupIds() {
+    if (empty(self::$current_group_ids))
+      self::$current_group_ids = $this->groupIds();
+
+    if (empty(self::$current_group_ids))
+      // We must force a stop here, since this is typically
+      // called very early on, and so will cause a recursive
+      // crash as we try to render the internal error and
+      // again stumble on this problem.
+      $this->INTERNAL_ERROR('INVALID MEMBERSHIP', 0, true);
+
+    return self::$current_group_ids;
+  }
+
+  function groupIds($user_id = null, $site_id = null) {
+    if (empty($user_id))
+      $user_id = $this->User->currentUserId();
+    if (empty($site_id))
+      $site_id = $this->Site->currentSiteId();
+
+    return $this->Membership->memberGroups($user_id, $site_id);
+  }
+
+}

models/group_option.php

@@ -0,0 +1,25 @@
+<?php
+class GroupOption extends AppModel {
+
+  var $belongsTo =
+    array('Group',
+	  'OptionValue',
+	  );
+
+
+  function values($ids, $name = null) {
+    $this->prEnter(compact('id', 'name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['GroupOption'] = array();
+    $query['link']['GroupOption']['fields'] = array();
+    $query['link']['GroupOption']['Group'] = array();
+    $query['link']['GroupOption']['Group']['fields'] = array();
+    $query['conditions'][] = array('Group.id' => $ids);
+    $query['order'][] = 'Group.rank';
+    return $this->prReturn($this->OptionValue->values($name, $query));
+  }
+
+}

models/group_permission.php

@@ -0,0 +1,25 @@
+<?php
+class GroupPermission extends AppModel {
+
+  var $belongsTo =
+    array('Group',
+	  'PermissionValue',
+	  );
+
+
+  function values($ids, $name = null) {
+    $this->prEnter(compact('id', 'name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['GroupPermission'] = array();
+    $query['link']['GroupPermission']['fields'] = array();
+    $query['link']['GroupPermission']['Group'] = array();
+    $query['link']['GroupPermission']['Group']['fields'] = array();
+    $query['conditions'][] = array('Group.id' => $ids);
+    $query['order'][] = 'Group.rank';
+    return $this->prReturn($this->PermissionValue->values($name, $query));
+  }
+
+}

models/membership.php

@@ -0,0 +1,37 @@
+<?php
+class Membership extends AppModel {
+
+  var $belongsTo =
+    array('User',
+	  'Site',
+	  'Group'
+	  );
+
+  function memberGroups($user_id, $site_id) {
+    $this->prEnter(compact('user_id', 'site_id'));
+
+    $this->cacheQueries = true;
+    $groups = $this->find('all', array
+			  ('recursive' => -1,
+			   'fields' => array('group_id'),
+			   'conditions' => array(array('user_id' => $user_id),
+						 array('site_id' => $site_id)),
+			   ));
+    $this->cacheQueries = false;
+
+    if (empty($groups))
+      return $this->prReturn(null);
+
+    $group_ids = array();
+    foreach ($groups AS $group)
+      $group_ids[] = $group['Membership']['group_id'];
+
+    return $this->prReturn($group_ids);
+  }
+
+  function memberOf($user_id, $site_id) {
+    $groups = $this->memberGroups($user_id, $site_id);
+    return (!empty($groups));
+  }
+
+}

models/option.php

@@ -0,0 +1,76 @@
+<?php
+class Option extends AppModel {
+
+  var $hasMany =
+    array('OptionValue',
+	  );
+
+  var $knows =
+    array('User', 'Site', 'Group');
+
+
+  static $option_set = array();
+
+  function getAll($name, $force = false) {
+/*     $this->prClassLevel(30); */
+/*     //$this->OptionValue->prClassLevel(30); */
+/*     $this->Group->Membership->prClassLevel(30); */
+/*     $this->OptionValue->SiteOption->prClassLevel(30); */
+/*     $this->OptionValue->UserOption->prClassLevel(30); */
+/*     $this->OptionValue->GroupOption->prClassLevel(30); */
+/*     $this->OptionValue->DefaultOption->prClassLevel(30); */
+    $this->prEnter(compact('name'));
+
+    if (!empty(self::$option_set[$name]) && !$force)
+      return $this->prReturn(self::$option_set[$name]);
+
+    self::$option_set[$name] = array();
+
+    $site_id   = $this->Site->currentSiteId();
+    $user_id   = $this->User->currentUserId();
+    $group_ids = $this->Group->currentGroupIds();
+
+/*     $site_id = 2; */
+/*     $user_id = 4; */
+/*     $group_ids = $this->Group->groupIds($user_id, $site_id); */
+
+    if (!empty($site_id))
+      self::$option_set[$name] =
+	array_merge(self::$option_set[$name],
+		    $this->OptionValue->SiteOption->values($site_id, $name));
+
+    if (!empty($user_id))
+      self::$option_set[$name] =
+	array_merge(self::$option_set[$name],
+		    $this->OptionValue->UserOption->values($user_id, $name));
+
+    if (!empty($group_ids))
+      self::$option_set[$name] =
+	array_merge(self::$option_set[$name],
+		    $this->OptionValue->GroupOption->values($group_ids, $name));
+
+    self::$option_set[$name] =
+      array_merge(self::$option_set[$name],
+		  $this->OptionValue->DefaultOption->values($name));
+
+    return $this->prReturn(self::$option_set[$name]);
+  }
+
+  function get($name) {
+    $this->prEnter(compact('name'));
+    $values = $this->getAll($name);
+    if (empty($values))
+      return null;
+    return $this->prReturn($values[0]);
+  }
+
+  function enabled($name) {
+    $val = $this->get($name);
+    return (!empty($val));
+  }
+
+  function disabled($name) {
+    return (!$this->enabled($name));
+  }
+
+}

models/option_value.php

@@ -0,0 +1,35 @@
+<?php
+class OptionValue extends AppModel {
+
+  var $belongsTo =
+    array('Option',
+	  );
+
+  var $hasMany =
+    array('UserOption',
+	  'SiteOption',
+	  'GroupOption',
+	  'DefaultOption',
+	  );
+
+  function values($name = null, $query = null) {
+    $this->prEnter(compact('name', 'query'));
+    $this->queryInit($query);
+
+    $query['link']['Option'] = array();
+
+    if (!empty($name)) {
+      $query['conditions'][] = array('Option.name' => $name);
+      $query['link']['Option']['fields'] = array();
+    }
+
+    $this->cacheQueries = true;
+    $values = array();
+    foreach ($this->find('all', $query) AS $result)
+      $values[] = $result['OptionValue']['value'];
+    $this->cacheQueries = false;
+
+    return $this->prReturn($values);
+  }
+
+}

models/permission.php

@@ -0,0 +1,105 @@
+<?php
+class Permission extends AppModel {
+
+  var $hasMany =
+    array('PermissionValue',
+	  );
+
+  var $knows =
+    array('User', 'Site', 'Group');
+
+  static $permission_set = array();
+
+  function getAll($name, $force = false) {
+/*     $this->prClassLevel(30); */
+/*     $this->PermissionValue->prClassLevel(30); */
+/*     $this->Group->Membership->prClassLevel(30); */
+/*     $this->PermissionValue->SitePermission->prClassLevel(30); */
+/*     $this->PermissionValue->UserPermission->prClassLevel(30); */
+/*     $this->PermissionValue->GroupPermission->prClassLevel(30); */
+/*     $this->PermissionValue->DefaultPermission->prClassLevel(30); */
+    $this->prEnter(compact('name'));
+
+    if (!empty(self::$permission_set[$name]) && !$force)
+      return $this->prReturn(self::$permission_set[$name]);
+
+    self::$permission_set[$name] = array();
+
+    $site_id   = $this->Site->currentSiteId();
+    $user_id   = $this->User->currentUserId();
+    $group_ids = $this->Group->currentGroupIds();
+
+/*     $site_id = 1; */
+/*     $user_id = 2; */
+/*     $group_ids = $this->Group->groupIds($user_id, $site_id); */
+
+    if (empty($group_ids)) {
+      self::$permission_set[$name][$name][] = array('access' => 'DENY', 'level' => null);
+      $site_id = null;
+      $user_id = null;
+    }
+
+    if (!empty($site_id))
+      self::$permission_set[$name] =
+	array_merge(self::$permission_set[$name],
+		    $this->PermissionValue->SitePermission->values($site_id, $name));
+
+    if (!empty($user_id))
+      self::$permission_set[$name] =
+	array_merge(self::$permission_set[$name],
+		    $this->PermissionValue->UserPermission->values($user_id, $name));
+
+    if (!empty($group_ids)) {
+      self::$permission_set[$name] =
+	array_merge(self::$permission_set[$name],
+		    $this->PermissionValue->GroupPermission->values($group_ids, $name));
+
+      self::$permission_set[$name] =
+	array_merge(self::$permission_set[$name],
+		    $this->PermissionValue->DefaultPermission->values($name));
+
+      self::$permission_set[$name][] = array('access' => 'ALLOW', 'level' => null);
+    }
+
+    return $this->prReturn(self::$permission_set[$name]);
+  }
+
+  function get($name) {
+    $this->prEnter(compact('name'));
+
+    // REVISIT <AP>: 20090827
+    //  This is a pretty crappy algorithm.  How do we decide whether DENY really
+    //  means DENY, or whether an ALLOW has priority.  
+    //  Oh well, it works for now...
+    
+    $values = $this->getAll($name);
+    $result = array_shift($values);
+
+    foreach ($values AS $value)
+      if (empty($result['level']) || (!empty($value['level']) && $value['level'] < $result['level']))
+	$result['level'] = $value['level'];
+
+    if ($result['access'] !== 'ALLOW')
+      $result['level'] = 9999999;
+
+    return $this->prReturn($result);
+  }
+
+  function allow($name) {
+    $this->prEnter(compact('name'));
+    $result = $this->get($name);
+    return $this->prReturn($result['access'] === 'ALLOW');
+  }
+
+  function deny($name) {
+    $this->prEnter(compact('name'));
+    return $this->prReturn(!$this->allow($name));
+  }
+
+  function level($name) {
+    $this->prEnter(compact('name'));
+    $result = $this->get($name);
+    return $this->prReturn($result['level']);
+  }
+
+}

models/permission_value.php

@@ -0,0 +1,36 @@
+<?php
+class PermissionValue extends AppModel {
+
+  var $belongsTo =
+    array('Permission',
+	  );
+
+  var $hasMany =
+    array('UserPermission',
+	  'SitePermission',
+	  'GroupPermission',
+	  'DefaultPermission',
+	  );
+
+  function values($name = null, $query = null) {
+    $this->prEnter(compact('name', 'query'));
+    $this->queryInit($query);
+
+    $query['link']['Permission'] = array();
+
+    if (!empty($name)) {
+      $query['conditions'][] = array('Permission.name' => $name);
+      $query['link']['Permission']['fields'] = array();
+    }
+
+    $this->cacheQueries = true;
+    $values = array();
+    foreach ($this->find('all', $query) AS $result)
+      $values[] = array('access' => $result['PermissionValue']['access'],
+			'level'  => $result['PermissionValue']['level']);
+    $this->cacheQueries = false;
+
+    return $this->prReturn($values);
+  }
+
+}

models/site.php

@@ -1,16 +1,37 @@
 <?php
 class Site extends AppModel {
 
-	var $name = 'Site';
-	var $validate = array(
-		'id' => array('numeric'),
-		'name' => array('notempty')
-	);
+  var $hasMany =
+    array('SiteArea',
+	  'SiteOption',
+	  'Membership',
+	  );
 
-	var $hasMany = array(
-		'SiteArea',
-		'SiteOption',
-	);
+  static $current_site_id;
 
+  function currentSiteId() {
+    if (!empty(self::$current_site_id))
+      return self::$current_site_id;
+
+    // REVISIT <AP>: 20090827
+    //  Must get the actual site
+    $code = 'VSS';
+
+    $site = $this->find
+      ('first',
+       array('recursive' => -1,
+	     'conditions' => compact('code')));
+
+    if (!empty($site['Site']['id']))
+      self::$current_site_id = $site['Site']['id'];
+    else
+      // We must force a stop here, since this is typically
+      // called very early on, and so will cause a recursive
+      // crash as we try to render the internal error and
+      // again stumble on this problem.
+      $this->INTERNAL_ERROR('UNKNOWN SITE', 0, true);
+
+    return self::$current_site_id;
+  }
 }
 ?>

models/site_option.php

@@ -0,0 +1,24 @@
+<?php
+class SiteOption extends AppModel {
+
+  var $belongsTo =
+    array('Site',
+	  'OptionValue',
+	  );
+
+
+  function values($id, $name = null) {
+    $this->prEnter(compact('id', 'name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['SiteOption'] = array();
+    $query['link']['SiteOption']['fields'] = array();
+    $query['link']['SiteOption']['Site'] = array();
+    $query['link']['SiteOption']['Site']['fields'] = array();
+    $query['conditions'][] = array('Site.id' => $id);
+    return $this->prReturn($this->OptionValue->values($name, $query));
+  }
+
+}

models/site_permission.php

@@ -0,0 +1,24 @@
+<?php
+class SitePermission extends AppModel {
+
+  var $belongsTo =
+    array('Site',
+	  'PermissionValue',
+	  );
+
+
+  function values($id, $name = null) {
+    $this->prEnter(compact('id', 'name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['SitePermission'] = array();
+    $query['link']['SitePermission']['fields'] = array();
+    $query['link']['SitePermission']['Site'] = array();
+    $query['link']['SitePermission']['Site']['fields'] = array();
+    $query['conditions'][] = array('Site.id' => $id);
+    return $this->prReturn($this->PermissionValue->values($name, $query));
+  }
+
+}

models/transaction.php

@@ -350,10 +350,14 @@ class Transaction extends AppModel {
     if (isset($ids['transaction_id']))
       $ids['deposit_id'] = $ids['transaction_id'];
 
-    if (!empty($ids['deposit_id']) && !empty($control['update_tender'])) {
+    $this->pr(21, array_intersect_key($ids, array('deposit_id'=>1))
+	      + array_intersect_key($data['control'], array('update_tender'=>1)));
+
+    if (!empty($ids['deposit_id']) && !empty($data['control']['update_tender'])) {
+      $this->pr(21, compact('tender_groups'));
       foreach ($tender_groups AS $group => $tender_ids) {
 	$entry_id = $ids['entries'][$group]['DoubleEntry']['Entry2']['ledger_entry_id'];
-	$this->pr(10, compact('group', 'tender_ids', 'entry_id'));
+	$this->pr(19, compact('group', 'tender_ids', 'entry_id'));
 	$this->LedgerEntry->Tender->updateAll
 	  (array('Tender.deposit_transaction_id'  => $ids['deposit_id'],
 		 'Tender.deposit_ledger_entry_id' => $entry_id),
@@ -530,6 +534,8 @@ class Transaction extends AppModel {
 	(in_array($transaction['type'], array('INVOICE', 'RECEIPT'))
 	 && empty($transaction['customer_id']))
 	) {
+      // REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+      $this->INTERNAL_ERROR('Transaction verification failed');
       return $this->prReturn(false);
     }
 
@@ -545,6 +551,8 @@ class Transaction extends AppModel {
       }
       if (!empty($se) &&
 	  !$this->StatementEntry->verifyStatementEntry($se)) {
+	// REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+	$this->INTERNAL_ERROR('Transaction entry verification failed');
 	return $this->prReturn(false);
       }
     }
@@ -584,8 +592,11 @@ class Transaction extends AppModel {
 
     // Save transaction to the database
     $this->create();
-    if (!$this->save($transaction))
+    if (!$this->save($transaction)) {
+      // REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+      $this->INTERNAL_ERROR('Failed to save Transaction');
       return $this->prReturn(array('error' => true) + $ret);
+    }
     $ret['transaction_id'] = $transaction['id'] = $this->id;
 
     // Add the entries
@@ -661,6 +672,11 @@ class Transaction extends AppModel {
     if (!empty($transaction['customer_id'])) {
       $this->Customer->update($transaction['customer_id']);
     }
+
+    if (!empty($ret['error']))
+      // REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+      $this->INTERNAL_ERROR('Failed to save Transaction');
+
     return $this->prReturn($ret);
   }
 
@@ -681,8 +697,11 @@ class Transaction extends AppModel {
     $this->prEnter(compact('control', 'transaction', 'entries', 'split'));
 
     // Verify that we have a transaction
-    if (empty($transaction['id']))
+    if (empty($transaction['id'])) {
+      // REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+      $this->INTERNAL_ERROR('Invalid Transaction ID for adding entries');
       return $this->prReturn(array('error' => true));
+    }
 
     // If the entries are not already split, do so now.
     if ($split) {
@@ -742,6 +761,10 @@ class Transaction extends AppModel {
       }
     }
 
+    if (!empty($ret['error']))
+      // REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+      $this->INTERNAL_ERROR('Failed to save Transaction Entries');
+
     return $this->prReturn($ret);
   }
 
@@ -762,8 +785,11 @@ class Transaction extends AppModel {
 
     // Verify that we have a transaction and entries
     if (empty($transaction) ||
-	(empty($entries) && empty($control['allow_no_entries'])))
+	(empty($entries) && empty($control['allow_no_entries']))) {
+      // REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+      $this->INTERNAL_ERROR('Split Entries failed to validate');
       return $this->prReturn(array('error' => true));
+    }
 
     // set ledger ID as the current ledger of the specified account
     if (empty($transaction['ledger_id']))
@@ -972,8 +998,11 @@ class Transaction extends AppModel {
 	));
 
     $this->pr(20, compact('nsf_ledger_entry'));
-    if (!$nsf_ledger_entry)
+    if (!$nsf_ledger_entry) {
+      // REVISIT <AP>: 20090828; Callers are not yet able to handle errors
+      $this->INTERNAL_ERROR('Failed to locate NSF ledger entry');
       return $this->prReturn(array('error' => true) + $ret);
+    }
 
     // Build a transaction to adjust all of the statement entries
     $rollback =

models/unit.php

@@ -87,6 +87,23 @@ class Unit extends AppModel {
     return $this->prReturn(true);
   }
 
+  function locked($enum) {
+    return $this->statusCheck($enum, 'LOCKED', false, null, false);
+  }
+
+  function conditionLocked() {
+    //return array('Unit.status' => 'LOCKED');
+    return ('Unit.status >= ' . $this->statusValue('LOCKED'));
+  }
+
+  function liened($enum) {
+    return $this->statusCheck($enum, 'LIENED', false, null, false);
+  }
+
+  function conditionLiened() {
+    return ('Unit.status >= ' . $this->statusValue('LIENED'));
+  }
+
   function occupied($enum) {
     return $this->statusCheck($enum, 'OCCUPIED', false, null, false);
   }
@@ -115,6 +132,7 @@ class Unit extends AppModel {
   }
 
   function available($enum) { return $this->vacant($enum); }
+  function conditionAvailable() { return $this->conditionVacant($enum); }
 
 
   /**************************************************************************

models/unit_size.php

@@ -1,25 +1,64 @@
 <?php
 class UnitSize extends AppModel {
 
-	var $name = 'UnitSize';
-	var $validate = array(
-		'id' => array('numeric'),
-		'unit_type_id' => array('numeric'),
-		'code' => array('notempty'),
-		'name' => array('notempty'),
-		'width' => array('numeric'),
-		'depth' => array('numeric'),
-		'deposit' => array('money'),
-		'amount' => array('money')
-	);
+  var $belongsTo =
+    array(
+	  'UnitType',
+	  );
 
-	var $belongsTo = array(
-		'UnitType',
-	);
+  var $hasMany =
+    array(
+	  'Unit',
+	  );
 
-	var $hasMany = array(
-		'Unit',
-	);
+
+  /**************************************************************************
+   **************************************************************************
+   **************************************************************************
+   * function: stats
+   *  - Returns summary data from the requested unit size.
+   */
+
+  function stats($id = null) {
+    $this->prEnter(compact('id'));
+
+    // Right now, we only work with id not null
+    if (!$id)
+      return null;
+
+    $stats = array();
+
+    // Get the total number of units this size
+    $stats['all'] =
+      $this->find('count',
+		  array('link' => array('Unit'),
+			'conditions' => array(array('UnitSize.id' => $id)),
+			));
+
+    // Get numbers for units in the various states
+    foreach (array('unavailable', 'vacant', 'occupied', 'locked', 'liened') AS $status) {
+      $statusfunc = 'condition' . ucfirst($status);
+      $stats[$status] =
+	$this->find('count',
+		    array('link' => array('Unit'),
+			  'conditions' => array(array('UnitSize.id' => $id),
+						$this->Unit->{$statusfunc}()),
+			  ));
+    }
+
+    // Count up each unit by physical status
+    foreach 
+      ($this->find('all',
+		   array('link' => array('Unit' => array('fields' => array())),
+			 'fields' => array('Unit.status', 'COUNT(Unit.id) AS total'),
+			 'conditions' => array(array('UnitSize.id' => $id)),
+			 'group' => 'Unit.status',
+			 )) AS $status) {
+      $stats['status'][$status['Unit']['status']] = $status[0]['total'];
+    }
+
+    // Return the collection
+    return $this->prReturn($stats);
+  }
 
 }
-?>

models/unit_type.php

@@ -1,16 +1,50 @@
 <?php
 class UnitType extends AppModel {
 
-	var $name = 'UnitType';
-	var $validate = array(
-		'id' => array('numeric'),
-		'code' => array('notempty'),
-		'name' => array('notempty')
-	);
+  var $hasMany =
+    array(
+	  'UnitSize',
+	  );
 
-	var $hasMany = array(
-		'UnitSize',
-	);
+
+  /**************************************************************************
+   **************************************************************************
+   **************************************************************************
+   * function: relatedTypes
+   *  - Returns an array of types related by similar attributes
+   */
+
+  function relatedTypes($attribute, $extra = null) {
+    $this->cacheQueries = true;
+    $types = $this->find('all', array
+			 ('fields' => array('UnitType.id', 'UnitType.name'),
+			  'conditions' => array('UnitType.'.$attribute => true),
+			  'order' => array('UnitType.name'),
+			  ) + (isset($extra) ? $extra : array())
+			 );
+    $this->cacheQueries = false;
+
+    // Rearrange to be of the form (id => name)
+    $rel_types = array();
+    foreach ($types AS $type) {
+      $rel_types[$type['UnitType']['id']] = $type['UnitType']['name'];
+    }
+
+    return $rel_types;
+  }
+
+
+  /**************************************************************************
+   **************************************************************************
+   **************************************************************************
+   * function: xxxTypes
+   *  - Returns an array of types suitable for activity xxx
+   */
+
+  function residentialTypes()  { return $this->relatedTypes('residential'); }
+  function enclosedTypes()     { return $this->relatedTypes('enclosed'); }
+  function climateTypes()      { return $this->relatedTypes('climate'); }
+  function outdoorTypes()      { return $this->relatedTypes('outdoor'); }
+  function coveredTypes()      { return $this->relatedTypes('covered'); }
 
 }
-?>

models/user.php

@@ -0,0 +1,39 @@
+<?php
+class User extends AppModel {
+
+  var $hasMany =
+    array('UserOption',
+	  'Membership',
+	  );
+
+  static $current_user_id;
+
+  function currentUser() {
+    if (!empty($_SERVER['REMOTE_USER']))
+      return $_SERVER['REMOTE_USER'];
+
+    return null;
+  }
+
+  function currentUserId() {
+    if (!empty(self::$current_user_id))
+      return self::$current_user_id;
+
+    $user = $this->find
+      ('first',
+       array('recursive' => -1,
+	     'conditions' => array('login' => $this->currentUser())));
+
+    if (!empty($user['User']['id']))
+      self::$current_user_id = $user['User']['id'];
+    else
+      // We must force a stop here, since this is typically
+      // called very early on, and so will cause a recursive
+      // crash as we try to render the internal error and
+      // again stumble on this problem.
+      $this->INTERNAL_ERROR('UNKNOWN USER', 0, true);
+
+    return self::$current_user_id;
+  }
+
+}

models/user_option.php

@@ -0,0 +1,24 @@
+<?php
+class UserOption extends AppModel {
+
+  var $belongsTo =
+    array('User',
+	  'OptionValue',
+	  );
+
+
+  function values($id, $name = null) {
+    $this->prEnter(compact('id', 'name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['UserOption'] = array();
+    $query['link']['UserOption']['fields'] = array();
+    $query['link']['UserOption']['User'] = array();
+    $query['link']['UserOption']['User']['fields'] = array();
+    $query['conditions'][] = array('User.id' => $id);
+    return $this->prReturn($this->OptionValue->values($name, $query));
+  }
+
+}

models/user_permission.php

@@ -0,0 +1,24 @@
+<?php
+class UserPermission extends AppModel {
+
+  var $belongsTo =
+    array('User',
+	  'PermissionValue',
+	  );
+
+
+  function values($id, $name = null) {
+    $this->prEnter(compact('id', 'name'));
+
+    $query = array();
+    $this->queryInit($query);
+
+    $query['link']['UserPermission'] = array();
+    $query['link']['UserPermission']['fields'] = array();
+    $query['link']['UserPermission']['User'] = array();
+    $query['link']['UserPermission']['User']['fields'] = array();
+    $query['conditions'][] = array('User.id' => $id);
+    return $this->prReturn($this->PermissionValue->values($name, $query));
+  }
+
+}