Holiday providers for states of Austria (#182)

* Added holiday providers for states of Austria.
* Implemented tests for holiday providers that belong to states of Austria.
* Added translations for holidays that belong to states of Austria.

src/Yasumi/Provider/Austria.php

@@ -93,4 +93,34 @@ private function calculateNationalDay(): void
             $this->locale
         ));
     }
+
+    /**
+     * Saint Leopold's Day.
+     *
+     * Saint Leopold III, known as Leopold the Good, was the Margrave of Austria
+     * from 1095 to his death in 1136. He was a member of the House of
+     * Babenberg. He was canonized on 6 January 1485 and became the patron saint
+     * of Austria, Lower Austria, Upper Austria, and Vienna. His feast day is 15
+     * November.
+     *
+     * @link https://en.wikipedia.org/wiki/Leopold_III,_Margrave_of_Austria
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    protected function calculateStLeopoldsDay(): void
+    {
+        if ($this->year < 1136) {
+            return;
+        }
+
+        $this->addHoliday(new Holiday(
+            'stLeopoldsDay',
+            [],
+            new DateTime($this->year . '-11-15', new \DateTimeZone($this->timezone)),
+            $this->locale
+        ));
+    }
 }

src/Yasumi/Provider/Austria/Burgenland.php

@@ -0,0 +1,47 @@
+<?php declare(strict_types=1);
+/**
+ * This file is part of the Yasumi package.
+ *
+ * Copyright (c) 2015 - 2019 AzuyaLabs
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @author Sacha Telgenhof <me@sachatelgenhof.com>
+ */
+
+namespace Yasumi\Provider\Austria;
+
+use Yasumi\Exception\InvalidDateException;
+use Yasumi\Exception\UnknownLocaleException;
+use Yasumi\Provider\Austria;
+
+/**
+ * Provider for all holidays in Burgenland (Austria).
+ *
+ * @link https://en.wikipedia.org/wiki/Burgenland
+ */
+class Burgenland extends Austria
+{
+    /**
+     * Code to identify this Holiday Provider. Typically this is the ISO3166 code corresponding to the respective
+     * country or sub-region.
+     */
+    public const ID = 'AT-1';
+
+    /**
+     * Initialize holidays for Burgenland (Austria).
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    public function initialize(): void
+    {
+        parent::initialize();
+
+        // Add custom Common holidays.
+        $this->addHoliday($this->stMartinsDay($this->year, $this->timezone, $this->locale));
+    }
+}

src/Yasumi/Provider/Austria/Carinthia.php

@@ -0,0 +1,79 @@
+<?php declare(strict_types=1);
+/**
+ * This file is part of the Yasumi package.
+ *
+ * Copyright (c) 2015 - 2019 AzuyaLabs
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @author Sacha Telgenhof <me@sachatelgenhof.com>
+ */
+
+namespace Yasumi\Provider\Austria;
+
+use DateTime;
+use Yasumi\Exception\InvalidDateException;
+use Yasumi\Exception\UnknownLocaleException;
+use Yasumi\Holiday;
+use Yasumi\Provider\Austria;
+
+/**
+ * Provider for all holidays in Carinthia (Austria).
+ *
+ * @link https://en.wikipedia.org/wiki/Carinthia
+ */
+class Carinthia extends Austria
+{
+    /**
+     * Code to identify this Holiday Provider. Typically this is the ISO3166 code corresponding to the respective
+     * country or sub-region.
+     */
+    public const ID = 'AT-2';
+
+    /**
+     * Initialize holidays for Carinthia (Austria).
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    public function initialize(): void
+    {
+        parent::initialize();
+
+        // Add custom Common holidays.
+        $this->addHoliday($this->stJosephsDay($this->year, $this->timezone, $this->locale));
+        $this->calculatePlebisciteDay();
+    }
+
+    /**
+     * Plebiscite Day.
+     *
+     * The Carinthian plebiscite was held on 10 October 1920 in the area
+     * predominantly settled by Carinthian Slovenes. It determined the final
+     * southern border between the Republic of Austria and the newly formed
+     * Kingdom of Serbs, Croats and Slovenes (Yugoslavia) after World War I.
+     *
+     * @link https://en.wikipedia.org/wiki/1920_Carinthian_plebiscite
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    private function calculatePlebisciteDay(): void
+    {
+        if ($this->year < 1920) {
+            return;
+        }
+
+        $this->addHoliday(new Holiday(
+            'plebisciteDay',
+            [],
+            new DateTime($this->year . '-10-10', new \DateTimeZone($this->timezone)),
+            $this->locale
+        ));
+    }
+}

src/Yasumi/Provider/Austria/LowerAustria.php

@@ -0,0 +1,47 @@
+<?php declare(strict_types=1);
+/**
+ * This file is part of the Yasumi package.
+ *
+ * Copyright (c) 2015 - 2019 AzuyaLabs
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @author Sacha Telgenhof <me@sachatelgenhof.com>
+ */
+
+namespace Yasumi\Provider\Austria;
+
+use Yasumi\Exception\InvalidDateException;
+use Yasumi\Exception\UnknownLocaleException;
+use Yasumi\Provider\Austria;
+
+/**
+ * Provider for all holidays in Lower Austria (Austria).
+ *
+ * @link https://en.wikipedia.org/wiki/Lower_Austria
+ */
+class LowerAustria extends Austria
+{
+    /**
+     * Code to identify this Holiday Provider. Typically this is the ISO3166 code corresponding to the respective
+     * country or sub-region.
+     */
+    public const ID = 'AT-3';
+
+    /**
+     * Initialize holidays for Lower Austria (Austria).
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    public function initialize(): void
+    {
+        parent::initialize();
+
+        // Add custom holidays.
+        $this->calculateStLeopoldsDay();
+    }
+}

src/Yasumi/Provider/Austria/Salzburg.php

@@ -0,0 +1,80 @@
+<?php declare(strict_types=1);
+/**
+ * This file is part of the Yasumi package.
+ *
+ * Copyright (c) 2015 - 2019 AzuyaLabs
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @author Sacha Telgenhof <me@sachatelgenhof.com>
+ */
+
+namespace Yasumi\Provider\Austria;
+
+use DateTime;
+use Yasumi\Exception\InvalidDateException;
+use Yasumi\Exception\UnknownLocaleException;
+use Yasumi\Holiday;
+use Yasumi\Provider\Austria;
+
+/**
+ * Provider for all holidays in Salzburg (Austria).
+ *
+ * @link https://en.wikipedia.org/wiki/Salzburg_(state)
+ */
+class Salzburg extends Austria
+{
+    /**
+     * Code to identify this Holiday Provider. Typically this is the ISO3166 code corresponding to the respective
+     * country or sub-region.
+     */
+    public const ID = 'AT-5';
+
+    /**
+     * Initialize holidays for Salzburg (Austria).
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    public function initialize(): void
+    {
+        parent::initialize();
+
+        // Add custom holidays.
+        $this->calculateStRupertsDay();
+    }
+
+    /**
+     * Saint Rupert's Day.
+     *
+     * Rupert of Salzburg was Bishop of Worms as well as the first Bishop of
+     * Salzburg and abbot of St. Peter's in Salzburg. He was a contemporary of
+     * the Frankish king Childebert III and is venerated as a saint in the
+     * Roman Catholic and Eastern Orthodox Churches. Rupert is also patron
+     * saint of the Austrian state of Salzburg. His feast day in Austria is
+     * September 24 (since 710).
+     *
+     * @link https://en.wikipedia.org/wiki/Rupert_of_Salzburg
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    private function calculateStRupertsDay(): void
+    {
+        if ($this->year < 710) {
+            return;
+        }
+
+        $this->addHoliday(new Holiday(
+            'stRupertsDay',
+            [],
+            new DateTime($this->year . '-9-24', new \DateTimeZone($this->timezone)),
+            $this->locale
+        ));
+    }
+}

src/Yasumi/Provider/Austria/Styria.php

@@ -0,0 +1,47 @@
+<?php declare(strict_types=1);
+/**
+ * This file is part of the Yasumi package.
+ *
+ * Copyright (c) 2015 - 2019 AzuyaLabs
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @author Sacha Telgenhof <me@sachatelgenhof.com>
+ */
+
+namespace Yasumi\Provider\Austria;
+
+use Yasumi\Exception\InvalidDateException;
+use Yasumi\Exception\UnknownLocaleException;
+use Yasumi\Provider\Austria;
+
+/**
+ * Provider for all holidays in Styria (Austria).
+ *
+ * @link https://en.wikipedia.org/wiki/Styria
+ */
+class Styria extends Austria
+{
+    /**
+     * Code to identify this Holiday Provider. Typically this is the ISO3166 code corresponding to the respective
+     * country or sub-region.
+     */
+    public const ID = 'AT-6';
+
+    /**
+     * Initialize holidays for Styria (Austria).
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    public function initialize(): void
+    {
+        parent::initialize();
+
+        // Add custom Common holidays.
+        $this->addHoliday($this->stJosephsDay($this->year, $this->timezone, $this->locale));
+    }
+}

src/Yasumi/Provider/Austria/Tyrol.php

@@ -0,0 +1,47 @@
+<?php declare(strict_types=1);
+/**
+ * This file is part of the Yasumi package.
+ *
+ * Copyright (c) 2015 - 2019 AzuyaLabs
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @author Sacha Telgenhof <me@sachatelgenhof.com>
+ */
+
+namespace Yasumi\Provider\Austria;
+
+use Yasumi\Exception\InvalidDateException;
+use Yasumi\Exception\UnknownLocaleException;
+use Yasumi\Provider\Austria;
+
+/**
+ * Provider for all holidays in Tyrol (Austria).
+ *
+ * @link https://en.wikipedia.org/wiki/Tyrol_(state)
+ */
+class Tyrol extends Austria
+{
+    /**
+     * Code to identify this Holiday Provider. Typically this is the ISO3166 code corresponding to the respective
+     * country or sub-region.
+     */
+    public const ID = 'AT-7';
+
+    /**
+     * Initialize holidays for Tyrol (Austria).
+     *
+     * @throws InvalidDateException
+     * @throws \InvalidArgumentException
+     * @throws UnknownLocaleException
+     * @throws \Exception
+     */
+    public function initialize(): void
+    {
+        parent::initialize();
+
+        // Add custom Common holidays.
+        $this->addHoliday($this->stJosephsDay($this->year, $this->timezone, $this->locale));
+    }
+}