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unit_formatter.php
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Created
Wed, Feb 26, 10:08 AM

unit_formatter.php

<?php
class kUnitFormatter extends kFormatter {
function PrepareOptions($field_name, &$field_options, &$object)
{
if( !isset($field_options['master_field']) )
{
$regional =& $this->Application->recallObject('lang.current');
$add_fields = Array();
$options_a = Array('type' => 'int','error_field' => $field_name,'master_field' => $field_name,'format' => '%d' );
$options_b = Array('type' => 'double','error_field' => $field_name,'master_field' => $field_name,'format' => '%0.2f' );
switch( $regional->GetDBField('UnitSystem') )
{
case 2: // US/UK
$field_options_copy = $field_options;
unset($field_options_copy['min_value_exc']);
$add_fields[$field_name.'_a'] = array_merge_recursive2($field_options_copy, $options_a);
$add_fields[$field_name.'_b'] = array_merge_recursive2($field_options_copy, $options_b);
break;
default:
}
$add_fields = array_merge_recursive2($add_fields, $object->VirtualFields);
$object->setVirtualFields($add_fields);
}
}
function UpdateMasterFields($field, $value, &$options, &$object)
{
if( !isset($options['master_field']) )
{
if ($value == -1) return; // for infinity setting, otherwise infinity is incorrectly converted back to Kg
$regional =& $this->Application->recallObject('lang.current');
switch( $regional->GetDBField('UnitSystem') )
{
case 2: // US/UK
$major = $this->TypeCast($object->GetDBField($field.'_a'), $options);
$minor = $this->TypeCast($object->GetDBField($field.'_b'), $options);
if($major === '' && $minor === '')
{
$value = null;
}
elseif($major === null && $minor === null)
{
unset($object->Fields[$field]);
return;
}
else
{
$value = Pounds2Kg($major, $minor);
}
break;
default:
}
$object->SetDBField($field, $value);
}
}
function UpdateSubFields($field, $value, &$options, &$object)
{
if( !isset($options['master_field']) )
{
$regional =& $this->Application->recallObject('lang.current');
switch( $regional->GetDBField('UnitSystem') )
{
case 2: // US/UK
if($value === null)
{
$major = null;
$minor = null;
}
else
{
list($major,$minor) = Kg2Pounds($value);
/*$major = floor( $value / 0.5 );
$minor = ($value - $major * 0.5) * 32;*/
}
$object->SetDBField($field.'_a', $major);
$object->SetDBField($field.'_b', $minor);
break;
default:
}
}
}
}

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