Coldfusion Goolge Weather Caching

weather.cfm

<!--- Try to read the file --->
<cftry>
<cffile
	action = "read"
	file = "C:\weatherCache.txt"
	variable = "readWeather" />
	
	<!--- In the event on an error (usually the file is missing) ping google weather and get the data --->
	<cfcatch type="Any">
		<cfhttp url="http://www.google.com/ig/api?weather=New+York" method="get" resolveURL="no" timeout="3" result="objGet">
			<cfhttpparam type="Header" name="Accept-Encoding" value="deflate;q=0"> 
			<cfhttpparam type="Header" name="TE" value="deflate;q=0">
		</cfhttp>
		
		<!--- Get data from XML --->
		<cfset objRSS = xmlParse(#objGet.filecontent#)>
		<cfset temp = lcase(#objRSS.XmlRoot.XmlChildren[1].current_conditions.temp_f.XmlAttributes.data#)>
		<cfset condition = #objRSS.XmlRoot.XmlChildren[1].current_conditions.condition.XmlAttributes.data#>
		<cfset conditionlc = replace(lcase(condition), " ", "")>
		
		<cffile action = "write" 
			file = "C:\weatherCache.txt" 
			output = "#Now()#,#temp#,#condition#,#conditionlc#">
			
		<cffile 
		   action = "read" 
		   file = "C:\weatherCache.txt"
		   variable = "readWeather" />
	</cfcatch>
</cftry>


<!--- Explode into array --->
<cfset myArray = listToArray(#readWeather#) />

<!--- Set timeout to 30 minutes --->
<cfif DateAdd("n", 30, myArray[1]) lt Now()>
	<!--- If True: Hit the google server, create new variables, save file --->
	<!--- Duplicate code as above, too lazy to refactor right now --->
	<cfhttp url="http://www.google.com/ig/api?weather=New+York" method="get" resolveURL="no" timeout="3" result="objGet">
		<cfhttpparam type="Header" name="Accept-Encoding" value="deflate;q=0"> 
		<cfhttpparam type="Header" name="TE" value="deflate;q=0">
	</cfhttp>
	
	<cfset objRSS = xmlParse(#objGet.filecontent#)>
	<cfset temp = lcase(#objRSS.XmlRoot.XmlChildren[1].current_conditions.temp_f.XmlAttributes.data#)>
	<cfset condition = #objRSS.XmlRoot.XmlChildren[1].current_conditions.condition.XmlAttributes.data#>
	<cfset conditionlc = replace(lcase(condition), " ", "")>
	
	<cffile action = "write" 
		file = "C:\weatherCache.txt" 
		output = "#Now()#,#temp#,#condition#,#conditionlc#">
		
<cfelse>
	<!--- Else: Use the cached information --->
	
	<cfset temp = myArray[2]>
	<cfset condition = myArray[3]>
	<cfset conditionlc = myArray[4]>
</cfif>




<div id="weather">
	<ul>
		<li><i>Temp: </i><cfoutput>#temp#</cfoutput>&deg;</li>
		<li><i>Condition: </i><cfoutput>#condition#</cfoutput></li>
		<li><i>Image URL: </i><cfoutput>#conditionlc#</cfoutput>.png</li>
	</ul>
</div>