Moved setupUrlConnection() to the utils library

WordPressUtils/src/main/java/org/wordpress/android/util/HTTPUtils.java

@@ -0,0 +1,31 @@
+package org.wordpress.android.util;
+
+import java.io.IOException;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.Map;
+
+public class HTTPUtils {
+    public static final int REQUEST_TIMEOUT_MS = 30000;
+
+    /**
+     * Builds an HttpURLConnection from a URL and header map. Will force HTTPS usage if given an Authorization header.
+     * @throws IOException
+     */
+    public static HttpURLConnection setupUrlConnection(String url, Map<String, String> headers) throws IOException {
+        // Force HTTPS usage if an authorization header was specified
+        if (headers.keySet().contains("Authorization")) {
+            url = UrlUtils.makeHttps(url);
+        }
+
+        HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
+        conn.setReadTimeout(REQUEST_TIMEOUT_MS);
+        conn.setConnectTimeout(REQUEST_TIMEOUT_MS);
+
+        for (Map.Entry<String, String> entry : headers.entrySet()) {
+            conn.setRequestProperty(entry.getKey(), entry.getValue());
+        }
+
+        return conn;
+    }
+}