payfrit-works/cfpayment/api/model/money.cfc

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<!---
$Id$
Copyright 2007 Brian Ghidinelli (http://www.ghidinelli.com/)
Licensed under the Apache License, Version 2.0 (the "License"); you
may not use this file except in compliance with the License. You may
obtain a copy of the License at:
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
--->
<cfcomponent name="money" output="false" hint="Holds details about the amount to be charged and its attributes">
<cfproperty name="cents" type="numeric" default="" />
<cfproperty name="currency" type="numeric" default="" />
<!---
PROPERTIES
--->
<cfset variables.instance = structNew() />
<cfset variables.instance.cents = 0 />
<cfset variables.instance.currency = "USD" />
<!--- there are a few currencies which do not have fractions of 1/100th for cents;
for those, we map them out here (http://en.wikipedia.org/wiki/List_of_circulating_currencies)
If you are a developer in one of those few countries, then you will need to
extend the money object and override this value.
--->
<cfset variables.instance.fraction = 100 />
<!--- INITIALIZATION / CONFIGURATION --->
<cffunction name="init" access="public" returntype="money" output="false">
<cfargument name="cents" type="numeric" required="false" default="0" />
<cfargument name="currency" type="string" required="false" default="USD" />
<cfset setCents(arguments.cents) />
<cfset setCurrency(arguments.currency) />
<cfreturn this />
</cffunction>
<!--- represent the amount internally as an integer of cents --->
<cffunction name="setCents" access="public" returntype="any" output="false">
<cfset variables.instance.cents = arguments[1] />
<cfreturn this />
</cffunction>
<cffunction name="getCents" access="public" returntype="any" output="false">
<cfreturn variables.instance.cents />
</cffunction>
<!--- NOTE: no setAmount method (see developer notes) --->
<cffunction name="getAmount" access="public" returntype="any" output="false">
<cfreturn numberFormat(getCents() / variables.instance.fraction, '-.__') />
</cffunction>
<!--- TODO: expand currency support beyond being just a placeholder to support conversion between currencies and l10n --->
<cffunction name="getCurrency" access="public" output="false" returntype="any">
<cfreturn variables.instance.currency />
</cffunction>
<cffunction name="setCurrency" access="public" output="false" returntype="any">
<cfargument name="currency" type="string" required="true" />
<cfset variables.instance.currency = arguments.currency />
<cfreturn this />
</cffunction>
</cfcomponent>