added file extension of SplFileObject

src/PhPease/File.php

@@ -0,0 +1,102 @@
+<?php declare(strict_types=1);
+
+/*
+ * This file is part of the PhPease package.
+ *
+ * (c) Timo Reith <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PhPease;
+
+class File extends \SplFileObject
+{
+    private $mimeType;
+
+    public function getMimetype()
+    {
+        if ($this->mimeType === null && class_exists('finfo')) {
+            $finfo = new \finfo(FILEINFO_MIME_TYPE);
+            $this->mimeType = $finfo->file($this->getPathname());
+        }
+
+        return $this->mimeType;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isZipFile(): bool
+    {
+        if ($this->getMimetype() === 'application/zip' ||
+            strtolower($this->getExtension()) === 'zip') {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isGzipFile(): bool
+    {
+        if ($this->getMimetype() === 'application/gzip' ||
+            strtolower($this->getExtension()) === 'gz') {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isCsvFile(): bool
+    {
+        if ($this->getMimetype() === 'text/csv' ||
+            $this->getMimetype() === 'application/vnd.ms-excel' ||
+            strtolower($this->getExtension()) === 'csv') {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isXmlFile(): bool
+    {
+        if ($this->getMimetype() === 'text/xml' ||
+            $this->getMimetype() === 'application/xml' ||
+            strtolower($this->getExtension()) === 'xml') {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isTxtFile(): bool
+    {
+        if ($this->getMimetype() === 'text/plain' ||
+            strtolower($this->getExtension()) === 'txt') {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * @return bool
+     */
+    public function delete()
+    {
+        return unlink($this->getPathname());
+    }
+}

tests/FileTest.php

@@ -0,0 +1,71 @@
+<?php declare(strict_types=1);
+
+use PHPUnit\Framework\TestCase;
+
+final class FileTest extends TestCase
+{
+    public function testTxtFile()
+    {
+        $filepath = __DIR__ . '/data/text.txt';
+
+        $file = new \PhPease\File($filepath);
+
+        $this->assertFalse($file->isCsvFile(), 'is csv file');
+        $this->assertFalse($file->isXmlFile(), 'is xml file');
+        $this->assertTrue($file->isTxtFile(), 'is txt file');
+        $this->assertFalse($file->isZipFile(), 'is zip file');
+        $this->assertFalse($file->isGzipFile(), 'is gzip file');
+    }
+
+    public function testCsvFile()
+    {
+        $filepath = __DIR__ . '/data/test.csv';
+
+        $file = new \PhPease\File($filepath);
+
+        $this->assertTrue($file->isCsvFile(), 'is csv file');
+        $this->assertFalse($file->isXmlFile(), 'is xml file');
+        $this->assertTrue($file->isTxtFile(), 'is txt file');
+        $this->assertFalse($file->isZipFile(), 'is zip file');
+        $this->assertFalse($file->isGzipFile(), 'is gzip file');
+    }
+
+    public function testXmlFile()
+    {
+        $filepath = __DIR__ . '/data/test.xml';
+
+        $file = new \PhPease\File($filepath);
+
+        $this->assertTrue($file->isXmlFile(), 'is xml file');
+        $this->assertFalse($file->isCsvFile(), 'is csv file');
+        $this->assertFalse($file->isTxtFile(), 'is txt file');
+        $this->assertFalse($file->isZipFile(), 'is zip file');
+        $this->assertFalse($file->isGzipFile(), 'is gzip file');
+    }
+
+    public function testZipFile()
+    {
+        $filepath = __DIR__ . '/data/text.txt.zip';
+
+        $file = new \PhPease\File($filepath);
+
+        $this->assertFalse($file->isXmlFile(), 'is xml file');
+        $this->assertFalse($file->isCsvFile(), 'is csv file');
+        $this->assertFalse($file->isTxtFile(), 'is txt file');
+        $this->assertTrue($file->isZipFile(), 'is zip file');
+        $this->assertFalse($file->isGzipFile(), 'is gzip file');
+    }
+
+    public function testGzFile()
+    {
+        $filepath = __DIR__ . '/data/text.txt.gz';
+
+        $file = new \PhPease\File($filepath);
+
+        $this->assertFalse($file->isXmlFile(), 'is xml file');
+        $this->assertFalse($file->isCsvFile(), 'is csv file');
+        $this->assertFalse($file->isTxtFile(), 'is txt file');
+        $this->assertFalse($file->isZipFile(), 'is zip file');
+        $this->assertTrue($file->isGzipFile(), 'is gzip file');
+    }
+}

tests/data/test.csv

@@ -0,0 +1 @@
+foo;bar

tests/data/test.xml

@@ -0,0 +1,120 @@
+<?xml version="1.0"?>
+<catalog>
+    <book id="bk101">
+        <author>Gambardella, Matthew</author>
+        <title>XML Developer's Guide</title>
+        <genre>Computer</genre>
+        <price>44.95</price>
+        <publish_date>2000-10-01</publish_date>
+        <description>An in-depth look at creating applications
+            with XML.</description>
+    </book>
+    <book id="bk102">
+        <author>Ralls, Kim</author>
+        <title>Midnight Rain</title>
+        <genre>Fantasy</genre>
+        <price>5.95</price>
+        <publish_date>2000-12-16</publish_date>
+        <description>A former architect battles corporate zombies,
+            an evil sorceress, and her own childhood to become queen
+            of the world.</description>
+    </book>
+    <book id="bk103">
+        <author>Corets, Eva</author>
+        <title>Maeve Ascendant</title>
+        <genre>Fantasy</genre>
+        <price>5.95</price>
+        <publish_date>2000-11-17</publish_date>
+        <description>After the collapse of a nanotechnology
+            society in England, the young survivors lay the
+            foundation for a new society.</description>
+    </book>
+    <book id="bk104">
+        <author>Corets, Eva</author>
+        <title>Oberon's Legacy</title>
+        <genre>Fantasy</genre>
+        <price>5.95</price>
+        <publish_date>2001-03-10</publish_date>
+        <description>In post-apocalypse England, the mysterious
+            agent known only as Oberon helps to create a new life
+            for the inhabitants of London. Sequel to Maeve
+            Ascendant.</description>
+    </book>
+    <book id="bk105">
+        <author>Corets, Eva</author>
+        <title>The Sundered Grail</title>
+        <genre>Fantasy</genre>
+        <price>5.95</price>
+        <publish_date>2001-09-10</publish_date>
+        <description>The two daughters of Maeve, half-sisters,
+            battle one another for control of England. Sequel to
+            Oberon's Legacy.</description>
+    </book>
+    <book id="bk106">
+        <author>Randall, Cynthia</author>
+        <title>Lover Birds</title>
+        <genre>Romance</genre>
+        <price>4.95</price>
+        <publish_date>2000-09-02</publish_date>
+        <description>When Carla meets Paul at an ornithology
+            conference, tempers fly as feathers get ruffled.</description>
+    </book>
+    <book id="bk107">
+        <author>Thurman, Paula</author>
+        <title>Splish Splash</title>
+        <genre>Romance</genre>
+        <price>4.95</price>
+        <publish_date>2000-11-02</publish_date>
+        <description>A deep sea diver finds true love twenty
+            thousand leagues beneath the sea.</description>
+    </book>
+    <book id="bk108">
+        <author>Knorr, Stefan</author>
+        <title>Creepy Crawlies</title>
+        <genre>Horror</genre>
+        <price>4.95</price>
+        <publish_date>2000-12-06</publish_date>
+        <description>An anthology of horror stories about roaches,
+            centipedes, scorpions  and other insects.</description>
+    </book>
+    <book id="bk109">
+        <author>Kress, Peter</author>
+        <title>Paradox Lost</title>
+        <genre>Science Fiction</genre>
+        <price>6.95</price>
+        <publish_date>2000-11-02</publish_date>
+        <description>After an inadvertant trip through a Heisenberg
+            Uncertainty Device, James Salway discovers the problems
+            of being quantum.</description>
+    </book>
+    <book id="bk110">
+        <author>O'Brien, Tim</author>
+        <title>Microsoft .NET: The Programming Bible</title>
+        <genre>Computer</genre>
+        <price>36.95</price>
+        <publish_date>2000-12-09</publish_date>
+        <description>Microsoft's .NET initiative is explored in
+            detail in this deep programmer's reference.</description>
+    </book>
+    <book id="bk111">
+        <author>O'Brien, Tim</author>
+        <title>MSXML3: A Comprehensive Guide</title>
+        <genre>Computer</genre>
+        <price>36.95</price>
+        <publish_date>2000-12-01</publish_date>
+        <description>The Microsoft MSXML3 parser is covered in
+            detail, with attention to XML DOM interfaces, XSLT processing,
+            SAX and more.</description>
+    </book>
+    <book id="bk112">
+        <author>Galos, Mike</author>
+        <title>Visual Studio 7: A Comprehensive Guide</title>
+        <genre>Computer</genre>
+        <price>49.95</price>
+        <publish_date>2001-04-16</publish_date>
+        <description>Microsoft Visual Studio 7 is explored in depth,
+            looking at how Visual Basic, Visual C++, C#, and ASP+ are
+            integrated into a comprehensive development
+            environment.</description>
+    </book>
+</catalog>

tests/data/text.txt

@@ -0,0 +1 @@
+hello world