Add Writer

src/IO/Writer.php

@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of the xmltv-library package.
+ *
+ * (c) 2020 WEBEWEB
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace WBW\Library\XMLTV\IO;
+
+use DOMDocument;
+use WBW\Library\XMLTV\Model\Tv;
+
+/**
+ * Writer.
+ *
+ * @author webeweb <https://github.com/webeweb/>
+ * @package WBW\Library\XMLTV\IO
+ */
+class Writer {
+
+    /**
+     * Write XML.
+     *
+     * @param Tv $tv The tv.
+     * @param string $filename The filename.
+     * @return int Returns the number of bytes written.
+     */
+    public static function writeXml(Tv $tv, $filename) {
+
+        $xml = [
+            '<?xml version="1.0" encoding="utf-8"?>',
+            '<!DOCTYPE tv SYSTEM "xmltv.dtd">',
+            $tv->xmlSerialize(),
+        ];
+
+        $document = new DOMDocument();
+        $document->loadXML(implode("", $xml));
+        @$document->schemaValidate(Reader::getDtd());
+
+        $document->formatOutput = true;
+
+        return $document->save($filename);
+    }
+}

tests/IO/WriterTest.php

@@ -0,0 +1,62 @@
+<?php
+
+/*
+ * This file is part of the xmltv-library package.
+ *
+ * (c) 2020 WEBEWEB
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace WBW\Library\XMLTV\Tests\IO;
+
+use WBW\Library\XMLTV\IO\Reader;
+use WBW\Library\XMLTV\IO\Writer;
+use WBW\Library\XMLTV\Tests\AbstractTestCase;
+
+/**
+ * Writer test.
+ *
+ * @author webeweb <https://github.com/webeweb/>
+ * @package WBW\Library\XMLTV\Tests\IO
+ */
+class WriterTest extends AbstractTestCase {
+
+    /**
+     * Output.
+     *
+     * @var string
+     */
+    private $output;
+
+    /**
+     * {@inheritDoc}
+     */
+    protected function setUp() {
+        parent::setUp();
+
+        // Set an Output mock.
+        $this->output = getcwd() . "/WriterTest.testWriteXML.xml";
+
+        if (true === file_exists($this->output)) {
+            unlink($this->output);
+        }
+    }
+
+    /**
+     * Tests the writeXml() method.
+     *
+     * @return void
+     */
+    public function testWriteXml() {
+
+        // Set a Tv mock.
+        $tv = Reader::readXml($this->filename);
+
+        Writer::writeXml($tv, $this->output);
+        $this->assertFileExists($this->output);
+
+        $this->assertEquals(preg_replace("/\ {4}/", "  ",file_get_contents($this->filename)), file_get_contents($this->output));
+    }
+}