From 833537692e62db2a7dea1c9eb74b79c5311fc39b Mon Sep 17 00:00:00 2001
From: Christian Weiske <cweiske@cweiske.de>
Date: Mon, 9 May 2016 21:39:18 +0200
Subject: [PATCH] Move URL title method to dedicated class

---
 src/SemanticScuttle/UrlHelper.php | 65 +++++++++++++++++++++++++++++++
 www/ajaxGetTitle.php              | 50 ++----------------------
 2 files changed, 69 insertions(+), 46 deletions(-)
 create mode 100644 src/SemanticScuttle/UrlHelper.php

diff --git a/src/SemanticScuttle/UrlHelper.php b/src/SemanticScuttle/UrlHelper.php
new file mode 100644
index 0000000..5417b9b
--- /dev/null
+++ b/src/SemanticScuttle/UrlHelper.php
@@ -0,0 +1,65 @@
+<?php
+/**
+ * SemanticScuttle - your social bookmark manager.
+ *
+ * PHP version 5.
+ *
+ * @category Bookmarking
+ * @package  SemanticScuttle
+ * @author   Christian Weiske <cweiske@cweiske.de>
+ * @license  GPL http://www.gnu.org/licenses/gpl.html
+ * @link     http://sourceforge.net/projects/semanticscuttle
+ */
+
+/**
+ * Work with URLs
+ *
+ * @category Bookmarking
+ * @package  SemanticScuttle
+ * @author   Christian Weiske <cweiske@cweiske.de>
+ * @license  GPL http://www.gnu.org/licenses/gpl.html
+ * @link     http://sourceforge.net/projects/semanticscuttle
+ */
+class SemanticScuttle_UrlHelper
+{
+    function getTitle($url)
+    {
+        $fd = @fopen($url, 'r');
+        $title = '';
+        if ($fd) {
+            $html = fread($fd, 1750);
+            fclose($fd);
+
+            // Get title from title tag
+            preg_match_all('/<title[^>]*>(.*)<\/title>/si', $html, $matches);
+            $title = $matches[1][0];
+
+            $encoding = 'utf-8';
+            // Get encoding from charset attribute
+            preg_match_all('/<meta.*charset=([^;"]*)">/i', $html, $matches);
+            if (isset($matches[1][0])) {
+                $encoding = strtoupper($matches[1][0]);
+            }
+
+            // Convert to UTF-8 from the original encoding
+            if (function_exists("mb_convert_encoding")) {
+                $title = @mb_convert_encoding($title, 'UTF-8', $encoding);
+            }
+
+            $title = trim($title);
+        }
+
+        if (utf8_strlen($title) > 0) {
+            $title = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
+            return $title;
+        } else {
+            // No title, so return filename
+            $uriparts = explode('/', $url);
+            $filename = end($uriparts);
+            unset($uriparts);
+
+            return $filename;
+        }
+    }
+}
+?>
diff --git a/www/ajaxGetTitle.php b/www/ajaxGetTitle.php
index e1fbe30..b95e29b 100644
--- a/www/ajaxGetTitle.php
+++ b/www/ajaxGetTitle.php
@@ -27,53 +27,11 @@ require_once 'www-header.php';
 
 /* Managing all possible inputs */
 isset($_GET['url']) ? define('GET_URL', $_GET['url']): define('GET_URL', '');
+$urlhelper = new SemanticScuttle_UrlHelper();
 
-function getTitle($url) {
-	$fd = @fopen($url, 'r');
-	if ($fd) {
-		$html = fread($fd, 1750);
-		fclose($fd);
-
-		// Get title from title tag
-		preg_match_all('/<title>(.*)<\/title>/si', $html, $matches);
-		$title = $matches[1][0];
-
-		$encoding = 'utf-8';
-		// Get encoding from charset attribute
-		preg_match_all('/<meta.*charset=([^;"]*)">/i', $html, $matches);
-		if (isset($matches[1][0])) {
-			$encoding = strtoupper($matches[1][0]);
-		}
-
-		// Convert to UTF-8 from the original encoding
-		if (function_exists("mb_convert_encoding")) {
-			$title = @mb_convert_encoding($title, 'UTF-8', $encoding);
-		}
-
-		$title = trim($title);
-
-		if (utf8_strlen($title) > 0) {
-			$title = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
-			return $title;
-		} else {
-			// No title, so return filename
-			$uriparts = explode('/', $url);
-			$filename = end($uriparts);
-			unset($uriparts);
-
-			return $filename;
-		}
-	} else {
-		return false;
-	}
-}
-echo '<?xml version="1.0" encoding="utf-8"?>';
+echo '<?xml version="1.0" encoding="utf-8"?>' . "\n";
 ?>
 <response>
-<method>
-getTitle
-</method>
-<result>
-<?php echo getTitle(GET_URL); ?>
-</result>
+ <method>getTitle</method>
+ <result><?php echo htmlspecialchars($urlhelper->getTitle(GET_URL)); ?></result>
 </response>