Core Improvements: Next Round #79 #80

2025-08-18 02:41:33 +02:00 · 2013-01-08 18:29:30 +02:00
parent ef76f8befc
commit b7dcc5be49
34 changed files with 341 additions and 194 deletions
--- a/libraries/Gelato/Url/Url.php
+++ b/libraries/Gelato/Url/Url.php
@@ -0,0 +1,107 @@
+<?php
+
+/**
+ * Gelato Library
+ *
+ * This source file is part of the Gelato Library. More information,
+ * documentation and tutorials can be found at http://gelato.monstra.org
+ *
+ * @package     Gelato
+ *
+ * @author      Romanenko Sergey / Awilum
+ * @copyright   (c) 2013 Romanenko Sergey / Awilum
+ * @since       1.0.0
+ */
+
+class Url
+{
+    /**
+     * Protected constructor since this is a static class.
+     *
+     * @access  protected
+     */
+    protected function __construct()
+    {
+        // Nothing here
+    }
+
+    /**
+     * Takes a long url and uses the TinyURL API to return a shortened version.
+     *
+     *  <code>
+     *      echo Url::tiny('http:://sitename.com');
+     *  </code>
+     *
+     * @param  string $url Long url
+     * @return string
+     */
+    public static function tiny($url)
+    {
+        return file_get_contents('http://tinyurl.com/api-create.php?url='.(string) $url);
+    }
+
+    /**
+     * Check is url exists
+     *
+     *  <code>
+     *      if (Url::exists('http:://sitename.com')) {
+     *			// Do something...
+     *		}
+     *  </code>
+     *
+     * @param  string  $url Url
+     * @return boolean
+     */
+    public static function exists($url)
+    {
+        $a_url = parse_url($url);
+        if ( ! isset($a_url['port'])) $a_url['port'] = 80;
+        $errno = 0;
+        $errstr = '';
+        $timeout = 30;
+        if (isset($a_url['host']) && $a_url['host']!=gethostbyname($a_url['host'])) {
+            $fid = fsockopen($a_url['host'], $a_url['port'], $errno, $errstr, $timeout);
+            if ( ! $fid) return false;
+            $page  = isset($a_url['path']) ? $a_url['path'] : '';
+            $page .= isset($a_url['query']) ? '?'.$a_url['query'] : '';
+            fputs($fid, 'HEAD '.$page.' HTTP/1.0'."\r\n".'Host: '.$a_url['host']."\r\n\r\n");
+            $head = fread($fid, 4096);
+            fclose($fid);
+
+            return preg_match('#^HTTP/.*\s+[200|302]+\s#i', $head);
+        } else {
+            return false;
+        }
+    }
+
+    /**
+      * Gets the base URL
+      *
+     *  <code>
+     *      echo Url::base();
+     *  </code>
+     *
+      * @return string
+     */
+    public static function base()
+    {
+        $https = (isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on') ? 'https://' : 'http://';
+
+        return $https . rtrim(rtrim($_SERVER['HTTP_HOST'], '\\/') . dirname($_SERVER['PHP_SELF']), '\\/');
+    }
+
+    /**
+     * Gets current URL
+     *
+     *  <code>
+     *      echo Url::current();
+     *  </code>
+     *
+     * @return string
+     */
+    public static function current()
+    {
+        return (!empty($_SERVER['HTTPS'])) ? "https://".$_SERVER['SERVER_NAME'].$_SERVER['REQUEST_URI'] : "http://".$_SERVER['SERVER_NAME'].$_SERVER['REQUEST_URI'];
+    }
+
+}