move twitter logic to its own function

controllers/Parse.php

@@ -92,45 +92,7 @@ class Parse {
 
       // Check if this is a Twitter URL and if they've provided API credentials, use the API
       if(preg_match('/https?:\/\/(?:mobile\.twitter\.com|twitter\.com|twtr\.io)\/(?:[a-z0-9_\/!#]+statuse?s?\/([0-9]+)|([a-zA-Z0-9_]+))/i', $url, $match)) {
-        $fields = ['twitter_api_key','twitter_api_secret','twitter_access_token','twitter_access_token_secret'];
-        $creds = [];
-        foreach($fields as $f) {
-          if($v=$request->get($f))
-            $creds[$f] = $v;
-        }
-        $data = false;
-        if(count($creds) == 4) {
-          list($data, $parsed) = Formats\Twitter::parse($url, $match[1], $creds);
-        } elseif(count($creds) > 0) {
-          // If only some Twitter credentials were present, return an error  
-          return $this->respond($response, 400, [
-            'error' => 'missing_parameters',
-            'error_description' => 'All 4 Twitter credentials must be included in the request'
-          ]);
-        } else {
-          // Accept Tweet JSON and parse that if provided
-          $json = $request->get('json');
-          if($json) {
-            list($data, $parsed) = Formats\Twitter::parse($url, $match[1], null, $json);
-          }
-          // Skip parsing from the Twitter API if they didn't include credentials
-        }
-
-        if($data) {
-          if($request->get('include_original'))
-            $data['original'] = $parsed;
-          $data['url'] = $url;
-          $data['code'] = 200;
-          return $this->respond($response, 200, $data);
-        } else {
-          return $this->respond($response, 200, [
-            'data' => [
-              'type' => 'unknown'
-            ],
-            'url' => $url,
-            'code' => 0
-          ]);
-        }
+        return $this->parseTwitterURL($request, $response, $url, $match);
       }
 
       // Now fetch the URL and check for any curl errors
@@ -323,4 +285,47 @@ class Parse {
     return $element;
   }
 
+  private function parseTwitterURL(&$request, &$response, $url, $match) {
+    $fields = ['twitter_api_key','twitter_api_secret','twitter_access_token','twitter_access_token_secret'];
+    $creds = [];
+    foreach($fields as $f) {
+      if($v=$request->get($f))
+        $creds[$f] = $v;
+    }
+    $data = false;
+    if(count($creds) == 4) {
+      list($data, $parsed) = Formats\Twitter::parse($url, $match[1], $creds);
+    } elseif(count($creds) > 0) {
+      // If only some Twitter credentials were present, return an error  
+      return $this->respond($response, 400, [
+        'error' => 'missing_parameters',
+        'error_description' => 'All 4 Twitter credentials must be included in the request'
+      ]);
+    } else {
+      // Accept Tweet JSON and parse that if provided
+      $json = $request->get('json');
+      if($json) {
+        list($data, $parsed) = Formats\Twitter::parse($url, $match[1], null, $json);
+      }
+      // Skip parsing from the Twitter API if they didn't include credentials
+    }
+
+    if($data) {
+      if($request->get('include_original'))
+        $data['original'] = $parsed;
+      $data['url'] = $url;
+      $data['code'] = 200;
+      return $this->respond($response, 200, $data);
+    } else {
+      return $this->respond($response, 200, [
+        'data' => [
+          'type' => 'unknown'
+        ],
+        'url' => $url,
+        'code' => 0
+      ]);
+    }
+
+  }
+
 }