CFLib.org – isColdFusionVersionAtleast

isColdFusionVersionAtleast(MinimumVersionNumber)

Last updated April 14, 2011

author

Version: 1 | Requires: ColdFusion 9 | Library: CFMLLib

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Description:
Accepts a comma delimited version number and checks it against the current Server.ColdFusion.ProductVersion value. It returns true if the current product version is at least the given value, and false if not.

Return Values:
Returns a boolean.

Example:

view plain print about

<cfif NOT IsColdFusionVersionAtleast("9,0,1")>
	This application requires atleast ColdFusion version 9.0.1. Please update your server.
	<cfabort />
</cfif>

<cfif NOT IsColdFusionVersionAtleast("9,0,1")>
This application requires atleast ColdFusion version 9.0.1. Please update your server.
<cfabort />
</cfif>

Parameters:

Name	Description	Required
MinimumVersionNumber	Minimum ColdFusion version	Yes

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				about
				ColdFISH is developed by Jason Delmore.  Source code and license information available at coldfish.riaforge.org.  Version 3.1.1
				
			<!---
 Checks the server's ColdFusion product version
 
 @param MinimumVersionNumber 	 Minimum ColdFusion version (Required)
 @return Returns a boolean. 
 @author Jon Hartmann (&#106;&#111;&#110;&#46;&#104;&#97;&#114;&#116;&#109;&#97;&#110;&#110;&#64;&#103;&#109;&#97;&#105;&#108;&#46;&#99;&#111;&#109;) 
 @version 1, April 14, 2011 
--->
<cffunction name="isColdFusionVersionAtleast" access="private" output="false" returntype="boolean">
	<cfargument name="MinimumVersionNumber" type="string" required="true" />

	<cfset Local.VersionData = ListToArray(Server.ColdFusion.ProductVersion) />
	<cfset Local.TestVersionData = ListToArray(Arguments.MinimumVersionNumber) />
	<cfset Local.Result = true />
	<cfset local.x = "">
	
	<cfloop from="1" to="#Min(ArrayLen(Local.TestVersionData), ArrayLen(Local.VersionData))#" index="x">
		<cfif Local.VersionData[x] lt Local.TestVersionData[x]>
			<cfset Local.Result = false />
			<cfbreak />
		<cfelseif Local.VersionData[x] gt Local.TestVersionData[x]>
			<cfbreak />
		</cfif>
	</cfloop>

	<cfreturn Local.Result />
</cffunction>
		<!---
 Checks the server's ColdFusion product version
 
 @param MinimumVersionNumber      Minimum ColdFusion version (Required)
 @return Returns a boolean. 
 @author Jon Hartmann (jon.hartmann@gmail.com) 
 @version 1, April 14, 2011 
--->
<cffunction name="isColdFusionVersionAtleast" access="private" output="false" returntype="boolean">
    <cfargument name="MinimumVersionNumber" type="string" required="true" />

    <cfset Local.VersionData = ListToArray(Server.ColdFusion.ProductVersion) />
    <cfset Local.TestVersionData = ListToArray(Arguments.MinimumVersionNumber) />
    <cfset Local.Result = true />
    <cfset local.x = "">
    
    <cfloop from="1" to="#Min(ArrayLen(Local.TestVersionData), ArrayLen(Local.VersionData))#" index="x">
        <cfif Local.VersionData[x] lt Local.TestVersionData[x]>
            <cfset Local.Result = false />
            <cfbreak />
        <cfelseif Local.VersionData[x] gt Local.TestVersionData[x]>
            <cfbreak />
        </cfif>
    </cfloop>

    <cfreturn Local.Result />
</cffunction>