Move RSS to CAP data logic into new class

scripts/functions.inc.php

 <?php
 
-function getCAPData()
+function getCAPData($config)
 {
     try {
-        $alerts = new UNL_Alert_RaveRSS('http://www.getrave.com/rss/unl/channel1');
-        $filtered = new UNL_Alert_RecentPubDateFilter($alerts->getIterator());
-        
-        $filtered->rewind();
-        if ($filtered->valid()) {
-            $item = $filtered->current();
-            $isTest = false;
-            if (stripos($item->description, 'test')) {
-                $isTest = true;
-            }
-            
-            $pubDate = (string) $item->children('dc', true)->date;
-            $pubDateTime = new DateTime($pubDate);
-
-            $output = array(
-                'identifier' => md5($pubDate),
-                'sender' => 'police.unl.edu',
-                'sent' => $pubDateTime->format(DateTime::ATOM),
-                'status' => $isTest ? 'Test' : 'Actual',
-                'msgType' => 'Alert',
-                'scope' => 'Public',
-            );
-
-            if ($isTest) {
-                $output['note'] = 'This is only a test';
-            }
-
-            $output['info'] = array();
+        $url = isset($config['proxyUrl']) ? $config['proxyUrl'] :'http://www.getrave.com/rss/unl/channel1'; 
+        $alerts = new UNL_Alert_RaveRSS($url);
         
-            foreach ($filtered as $item) {
-                $output['info'][] = array(
-                    'category' => 'Safety',
-                    'event' => 'UNL Alert',
-                    'ugency' => 'Immediate',
-                    'severity' => 'Extreme',
-                    'certainty' => 'Observed',
-                    'headline' => (string) $item->title,
-                    'description' => (string) $item->description,
-                    'web' => 'http://www.unl.edu/',
-                );
-            }
+        if (!empty($config['recentTimeframe'])) {
+            $filtered = new UNL_Alert_RecentPubDateFilter($alerts->getIterator(), $config['recentTimeframe']);
         } else {
-            $output = array();
+            $filtered = new UNL_Alert_RecentPubDateFilter($alerts->getIterator());
         }
+        
+        $data = new UNL_Alert_RSSToCAP($filtered);
+        $output = $data->getData();
     } catch (Exception $e) {
         $output = array();
     }

src/UNL/Alert/RSSToCAP.php

+<?php
+
+class UNL_Alert_RSSToCAP
+{
+    protected $iterator;
+    
+    public function __construct(Iterator $items)
+    {
+        $this->iterator = $items;
+    }
+    
+    public function getData()
+    {
+        $output = array();
+        $this->iterator->rewind();
+        
+        if ($this->iterator->valid()) {
+            $item = $this->iterator->current();
+            $isTest = false;
+            if (stripos($item->description, 'test')) {
+                $isTest = true;
+            }
+            
+            $pubDate = (string) $item->children('dc', true)->date;
+            $pubDateTime = new DateTime($pubDate);
+            
+            $output = array(
+                'identifier' => md5($pubDate),
+                'sender' => 'police.unl.edu',
+                'sent' => $pubDateTime->format(DateTime::ATOM),
+                'status' => $isTest ? 'Test' : 'Actual',
+                'msgType' => 'Alert',
+                'scope' => 'Public',
+            );
+            
+            if ($isTest) {
+                $output['note'] = 'This is only a test';
+            }
+            
+            $output['info'] = array();
+            
+            foreach ($this->iterator as $item) {
+                $output['info'][] = array(
+                    'category' => 'Safety',
+                    'event' => 'UNL Alert',
+                    'ugency' => 'Immediate',
+                    'severity' => 'Extreme',
+                    'certainty' => 'Observed',
+                    'headline' => (string) $item->title,
+                    'description' => (string) $item->description,
+                    'web' => 'http://www.unl.edu/',
+                );
+            }
+        }
+        
+        return $output;
+    }
+}