initial

DateTimeHelper.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace fphammerle\helpers;
+
+class DateTimeHelper
+{
+    /**
+     * @param integer|null $timestamp unix timestamp
+     * @return DateTime|null
+     */
+    public static function timestampToDateTime($timestamp)
+    {
+        if($timestamp === null) {
+            return null;
+        } else {
+            $dt = new \DateTime();
+            $dt->setTimestamp($timestamp);
+            return $dt;
+        }
+    }
+}

composer.json

@@ -0,0 +1,10 @@
+{
+    "name": "fphammerle/helpers",
+    "description": "",
+    "require": {
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+    },
+    "require-dev": {
+        "phpunit/phpunit": "4.8.*"
+    }
+}

composer.lock

@@ -0,0 +1,974 @@
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+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Kore Nordmann",
+                    "email": "mail@kore-nordmann.de"
+                },
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Diff implementation",
+            "homepage": "https://github.com/sebastianbergmann/diff",
+            "keywords": [
+                "diff"
+            ],
+            "time": "2015-12-08 07:14:41"
+        },
+        {
+            "name": "sebastian/environment",
+            "version": "1.3.5",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/environment.git",
+                "reference": "dc7a29032cf72b54f36dac15a1ca5b3a1b6029bf"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/dc7a29032cf72b54f36dac15a1ca5b3a1b6029bf",
+                "reference": "dc7a29032cf72b54f36dac15a1ca5b3a1b6029bf",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.4"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.3.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Provides functionality to handle HHVM/PHP environments",
+            "homepage": "http://www.github.com/sebastianbergmann/environment",
+            "keywords": [
+                "Xdebug",
+                "environment",
+                "hhvm"
+            ],
+            "time": "2016-02-26 18:40:46"
+        },
+        {
+            "name": "sebastian/exporter",
+            "version": "1.2.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/exporter.git",
+                "reference": "7ae5513327cb536431847bcc0c10edba2701064e"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/exporter/zipball/7ae5513327cb536431847bcc0c10edba2701064e",
+                "reference": "7ae5513327cb536431847bcc0c10edba2701064e",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3",
+                "sebastian/recursion-context": "~1.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.4"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.2.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Jeff Welch",
+                    "email": "whatthejeff@gmail.com"
+                },
+                {
+                    "name": "Volker Dusch",
+                    "email": "github@wallbash.com"
+                },
+                {
+                    "name": "Bernhard Schussek",
+                    "email": "bschussek@2bepublished.at"
+                },
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                },
+                {
+                    "name": "Adam Harvey",
+                    "email": "aharvey@php.net"
+                }
+            ],
+            "description": "Provides the functionality to export PHP variables for visualization",
+            "homepage": "http://www.github.com/sebastianbergmann/exporter",
+            "keywords": [
+                "export",
+                "exporter"
+            ],
+            "time": "2015-06-21 07:55:53"
+        },
+        {
+            "name": "sebastian/global-state",
+            "version": "1.1.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/global-state.git",
+                "reference": "bc37d50fea7d017d3d340f230811c9f1d7280af4"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/global-state/zipball/bc37d50fea7d017d3d340f230811c9f1d7280af4",
+                "reference": "bc37d50fea7d017d3d340f230811c9f1d7280af4",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.2"
+            },
+            "suggest": {
+                "ext-uopz": "*"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Snapshotting of global state",
+            "homepage": "http://www.github.com/sebastianbergmann/global-state",
+            "keywords": [
+                "global state"
+            ],
+            "time": "2015-10-12 03:26:01"
+        },
+        {
+            "name": "sebastian/recursion-context",
+            "version": "1.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/recursion-context.git",
+                "reference": "913401df809e99e4f47b27cdd781f4a258d58791"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/913401df809e99e4f47b27cdd781f4a258d58791",
+                "reference": "913401df809e99e4f47b27cdd781f4a258d58791",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.4"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Jeff Welch",
+                    "email": "whatthejeff@gmail.com"
+                },
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                },
+                {
+                    "name": "Adam Harvey",
+                    "email": "aharvey@php.net"
+                }
+            ],
+            "description": "Provides functionality to recursively process PHP variables",
+            "homepage": "http://www.github.com/sebastianbergmann/recursion-context",
+            "time": "2015-11-11 19:50:13"
+        },
+        {
+            "name": "sebastian/version",
+            "version": "1.0.6",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/version.git",
+                "reference": "58b3a85e7999757d6ad81c787a1fbf5ff6c628c6"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/version/zipball/58b3a85e7999757d6ad81c787a1fbf5ff6c628c6",
+                "reference": "58b3a85e7999757d6ad81c787a1fbf5ff6c628c6",
+                "shasum": ""
+            },
+            "type": "library",
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Library that helps with managing the version number of Git-hosted PHP projects",
+            "homepage": "https://github.com/sebastianbergmann/version",
+            "time": "2015-06-21 13:59:46"
+        },
+        {
+            "name": "symfony/yaml",
+            "version": "v3.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/yaml.git",
+                "reference": "b5ba64cd67ecd6887f63868fa781ca094bd1377c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/b5ba64cd67ecd6887f63868fa781ca094bd1377c",
+                "reference": "b5ba64cd67ecd6887f63868fa781ca094bd1377c",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5.9"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Yaml\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Yaml Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-02-23 15:16:06"
+        }
+    ],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "php": ">=5.3.0"
+    },
+    "platform-dev": []
+}

phpunit.xml

@@ -0,0 +1,7 @@
+<phpunit bootstrap="tests/autoload.php">
+  <testsuites>
+    <testsuite name="helpers">
+      <directory>tests</directory>
+    </testsuite>
+  </testsuites>
+</phpunit>

tests/DateTimeHelperTest.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace fphammerle\helpers\tests;
+
+use fphammerle\helpers\DateTimeHelper;
+
+class DateTimeHelperTest extends \PHPUnit_Framework_TestCase
+{
+    public function testTimestampToDateTime1()
+    {
+        $this->assertEquals(
+            0,
+            DateTimeHelper::timestampToDateTime(0)->getTimestamp()
+            );
+    }
+
+    public function testTimestampToDateTime2()
+    {
+        $created = DateTimeHelper::timestampToDateTime(1234567890);
+        $expected = new \DateTime('2009-02-13 23:31:30', new \DateTimeZone('UTC'));
+        $this->assertEquals($created->getTimestamp(), $expected->getTimestamp());
+    }
+
+    public function testTimestampToDateTime3()
+    {
+        $created = DateTimeHelper::timestampToDateTime(1234567890);
+        $expected = new \DateTime('2009-02-14 00:31:30', new \DateTimeZone('Europe/Vienna'));
+        $this->assertEquals($created->getTimestamp(), $expected->getTimestamp());
+    }
+
+    public function testTimestampToDateTime4()
+    {
+        date_default_timezone_set('Europe/Vienna');
+        $this->assertEquals(
+            123456,
+            DateTimeHelper::timestampToDateTime(123456)->getTimestamp()
+            );
+    }
+
+    public function testTimestampToDateTime5()
+    {
+        date_default_timezone_set('UTC');
+        $this->assertEquals(
+            123456,
+            DateTimeHelper::timestampToDateTime(123456)->getTimestamp()
+            );
+    }
+}

tests/autoload.php

@@ -0,0 +1,6 @@
+<?php
+
+// report all possible php errors
+error_reporting(-1);
+
+require_once(__DIR__ . '/../DateTimeHelper.php');