added line.do adapter fixes #41

Author: oscarotero

src/Adapters/Line.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * Adapter to get the embed code from line.do
+ */
+namespace Embed\Adapters;
+
+use Embed\Viewers;
+use Embed\Request;
+
+class Line extends Webpage implements AdapterInterface
+{
+    /**
+     * {@inheritDoc}
+     */
+    public static function check(Request $request)
+    {
+        return $request->match(array(
+            'https://line.do/*',
+        ));
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getCode()
+    {
+        $url = clone $this->request->url;
+
+        $url->setDirectory(0, 'embed');
+        $url->setDirectory(2, 'vertical');
+
+        return Viewers::iframe($url->getUrl(), $this->width, $this->height);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getWidth()
+    {
+        return 640;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getHeight()
+    {
+        return 640;
+    }
+}

src/Url.php

@@ -147,6 +147,28 @@ public function getDomain($first_level = false)
         }
     }
 
+    /**
+     * Edit a specific directory in the path of the url
+     *
+     * @param int    $key   The position of the subdirectory (0 based index)
+     * @param string $value The new value
+     */
+    public function setDirectory($key, $value)
+    {
+        if ($key > count($this->info['path'])) {
+            $this->info['path'][] = $this->info['file'];
+            $this->info['file'] = $value;
+            return;
+        }
+
+        if ($key === count($this->info['path'])) {
+            $this->info['file'] = $value;
+            return;
+        }
+
+        $this->info['path'][$key] = $value;
+    }
+
     /**
      * Return a specific directory in the path of the url
      *

tests/LineTest.php

@@ -0,0 +1,18 @@
+<?php
+include_once dirname(__DIR__).'/src/autoloader.php';
+
+class SoundcloudTest extends PHPUnit_Framework_TestCase
+{
+    public function testOne()
+    {
+        $info = Embed\Embed::create('https://line.do/embed/8oq/vertical');
+
+        $this->assertEquals($info->title, 'PHP Evolution');
+        $this->assertEquals($info->type, 'rich');
+        $this->assertEquals($info->code, '<iframe src="https://line.do/embed/8oq/vertical" frameborder="0" allowTransparency="true" style="border:none;overflow:hidden;width:640px;height:640px;"></iframe>');
+        $this->assertEquals($info->width, 640);
+        $this->assertEquals($info->height, 640);
+        $this->assertEquals($info->providerName, 'line');
+        $this->assertEquals($info->providerUrl, 'https://line.do');
+    }
+}

tests/UrlTest.php

@@ -26,6 +26,15 @@ public function testDirectory()
         $this->assertEquals('second', $url->getDirectory(1));
         $this->assertEquals('third', $url->getDirectory(2));
         $this->assertNull($url->getDirectory(3));
+
+        $url->setDirectory(0, 'one');
+        $url->setDirectory(2, 'four');
+
+        $this->assertEquals('one', $url->getDirectory(0));
+        $this->assertEquals('four', $url->getDirectory(2));
+        $this->assertNull($url->getDirectory(3));
+        
+        $this->assertEquals('http://domain.com/one/second/four', $url->getUrl());
     }
 
     public function testDomain()