Initial commit

.gitignore

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+vendor/
+composer.lock
+.idea

composer.json

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+{
+    "require": {
+        "ivopetkov/html5-dom-document-php": "^1.1",
+        "nesbot/carbon": "^2.7"
+    },
+    "autoload": {
+        "psr-4": {
+            "DivineOmega\\GitHubStatusApi\\": "src/"
+        }
+    }
+}

example.php

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+<?php
+
+use Carbon\Carbon;
+use DivineOmega\GitHubStatusApi\Client;
+
+require_once 'vendor/autoload.php';
+
+$client = new Client();
+$status = $client->status(Carbon::parse('2018-12-06 17:00'));
+
+var_dump($status);

src/Client.php

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+<?php
+
+namespace DivineOmega\GitHubStatusApi;
+
+use Carbon\Carbon;
+use DivineOmega\GitHubStatusApi\Enums\GitHubStatus;
+use IvoPetkov\HTML5DOMDocument;
+
+class Client
+{
+    const GITHUB_STATUS_URL = 'https://status.github.com/messages';
+
+    const CLASS_TO_STATUS_MAP = [
+        'good' => GitHubStatus::GOOD,
+        'major' => GitHubStatus::MAJOR,
+        'minor' => GitHubStatus::MINOR,
+    ];
+
+    public function status(Carbon $datetime)
+    {
+        $dom = $this->getDomDocument($datetime);
+
+        $timeElements = $dom->querySelectorAll('time');
+
+        /** @var HTML5DOMDocument $timeElement*/
+        foreach($timeElements as $timeElement) {
+
+            $timeElementDatetime = Carbon::parse($timeElement->getAttribute('datetime'));
+
+            if ($datetime >= $timeElementDatetime) {
+
+                $class = $timeElement->parentNode->attributes->getNamedItem('class')->textContent;
+                $classParts = explode(' ', $class);
+
+                foreach($classParts as $classPart) {
+
+                    if (array_key_exists($classPart, self::CLASS_TO_STATUS_MAP)) {
+                        return self::CLASS_TO_STATUS_MAP[$classPart];
+                    }
+
+                }
+
+                return GitHubStatus::UNKNOWN;
+            }
+
+        }
+    }
+
+    private function getDomDocument(Carbon $datetime)
+    {
+        $url = self::GITHUB_STATUS_URL.'/'.$datetime->format('Y-m-d');
+        $html = file_get_contents($url);
+
+        $dom = new HTML5DOMDocument();
+        $dom->loadHTML($html);
+
+        return $dom;
+    }
+}

src/Enums/GitHubStatus.php

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+<?php
+
+namespace DivineOmega\GitHubStatusApi\Enums;
+
+class GitHubStatus
+{
+    const GOOD = 'good';
+    const MINOR = 'minor';
+    const MAJOR = 'major';
+    const UNKNOWN = 'unknown';
+}