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Detecting A Secure Server Using ColdFusion

I needed a quick tag to detect if the page the tag resided in was called using a secure URL. Unfortunately, the CGI function was not easily found, so here it is.

<cfif CGI.HTTPS EQ "off">

<cfset NewLink = "https://" & #CGI.HTTP_HOST# & #CGI.PATH_INFO#>

<cfif #CGI.QUERY_STRING# NEQ "">
<cfset NewLink = NewLink & "?" & #CGI.QUERY_STRING#>
</cfif>

</cfif>

Some IP Parsing Fun Using ColdFusion

I know some of you have been dying for code (yeah, right) so here's a small function I made for parsing an IP address. I needed the last byte to determine if the machine calling the page was a developer's machine or not.

<cfoutput>
<cfset BegPos = 1>
<cfset EndPos = 1>
<cfset ip = #CGI.REMOTE_ADDR#>
<cfset ByteArray = ArrayNew(1)>

<cfloop index="i" from="1" to="4">
<cfset EndPos = #FIND(".", ip, BegPos)#>
<cfif EndPos GT 0>
<cfset ByteArray[i] =