created hamqth library to query its callbook api

application/libraries/hamqth.php

@@ -0,0 +1,85 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+
+/*
+	Controls the interaction with the HamQTH Callbook API
+*/
+
+
+class Hamqth {
+
+	// Return session key
+	public function session($username, $password) {
+		// URL to the XML Source
+		$xml_feed_url = 'https://www.hamqth.com/xml.php?u='.$username.';p='.$password;
+
+		// CURL Functions
+		$ch = curl_init();
+		curl_setopt($ch, CURLOPT_URL, $xml_feed_url);
+		curl_setopt($ch, CURLOPT_HEADER, false);
+		curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+		$xml = curl_exec($ch);
+		curl_close($ch);
+
+		// Create XML object
+		$xml = simplexml_load_string($xml);
+
+		// Return Session Key
+		return (string) $xml->session->session_id;
+	}
+
+	// Set Session Key session.
+	public function set_session($username, $password) {
+
+		$ci = & get_instance();
+
+		// URL to the XML Source
+		$xml_feed_url = 'https://www.hamqth.com/xml.php?u='.$username.';p='.$password;
+
+		// CURL Functions
+		$ch = curl_init();
+		curl_setopt($ch, CURLOPT_URL, $xml_feed_url);
+		curl_setopt($ch, CURLOPT_HEADER, false);
+		curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+		$xml = curl_exec($ch);
+		curl_close($ch);
+
+		// Create XML object
+		$xml = simplexml_load_string($xml);
+
+		$key = (string) $xml->session->session_id;
+
+		$ci->session->set_userdata('hamqth_session_key', $key);
+
+		return true;
+	}
+
+
+	public function search($callsign, $key)
+	{
+
+		// URL to the XML Source
+		$xml_feed_url = 'https://www.hamqth.com/xml.php?id='.$key.'&callsign='.$callsign.'&prg=cloudlog';
+
+		// CURL Functions
+		$ch = curl_init();
+		curl_setopt($ch, CURLOPT_URL, $xml_feed_url);
+		curl_setopt($ch, CURLOPT_HEADER, false);
+		curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+		$xml = curl_exec($ch);
+		curl_close($ch);
+
+		// Create XML object
+		$xml = simplexml_load_string($xml);
+
+		// Return Required Fields
+		$data['callsign'] = (string) $xml->search->callsign;
+		$data['name'] = (string) $xml->search->nick;
+		$data['gridsquare'] = (string) $xml->search->grid;
+		$data['city'] = (string) $xml->search->adr_city;
+		$data['lat'] = (string) $xml->search->latitude;
+		$data['long'] = (string) $xml->search->longitude;
+		$data['iota'] = (string) $xml->search->iota;
+
+		return $data;
+	}
+}