Add Moroccan Holidays

lang/morocco/ar/holidays.json

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+{
+    "New Year\\'s Day": "رأس السنة الميلادية",
+    "Proclamation of Independence Day": "تقديم وثيقة الاستقلال",
+    "Amazigh New Year (ⵉⴹ ⵏ ⵢⵉⵏⵏⴰⵢⵔ)": "رأس السنة الأمازيغية",
+    "Labour Day": "عيد الشغل",
+    "Throne Day": "عيد العرش",
+    "Oued Ed-Dahab Day": "استرجاع إقليم وادي الذهب",
+    "Revolution Day": "ثورة الملك والشعب",
+    "Youth Day": "عيد الشباب",
+    "Green March": "ذكرى المسيرة الخضراء",
+    "Independence Day": "عيد الاستقلال",
+    "Islamic New Year": "رأس السنة الهجرية",
+    "Birthday of the Prophet Muhammad": "عيد المولد النبوي",
+    "Birthday of the Prophet Muhammad 2": "تاني ايام عيد المولد النبوي",
+    "Eid al-Fitr": "عيد الفطر",
+    "Eid al-Fitr 2": "تاني ايام عيد الفطر",
+    "Eid al-Adha": "عيد الأضحى",
+    "Eid al-Adha 2": "تاني ايام عيد الأضحى"
+}

src/Countries/Morocco.php

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+<?php
+
+namespace Spatie\Holidays\Countries;
+
+use Carbon\CarbonImmutable;
+use Spatie\Holidays\Concerns\Translatable;
+use Spatie\Holidays\Contracts\HasTranslations;
+use Spatie\Holidays\Exceptions\InvalidYear;
+
+class Morocco extends Country implements HasTranslations
+{
+    use Translatable;
+
+    public function countryCode(): string
+    {
+        return 'ma';
+    }
+
+    public function defaultLocale(): string
+    {
+        return 'en';
+    }
+
+    protected function allHolidays(int $year): array
+    {
+        return array_merge([
+            'New Year\'s Day' => '01-01',
+            'Proclamation of Independence Day' => '01-11',
+            'Amazigh New Year (ⵉⴹ ⵏ ⵢⵉⵏⵏⴰⵢⵔ)' => '01-14',
+            'Labour Day' => '05-01',
+            'Throne Day' => '07-30',
+            'Oued Ed-Dahab Day' => '08-14',
+            'Revolution Day' => '08-20',
+            'Youth Day' => '08-21',
+            'Green March' => '11-06',
+            'Independence Day' => '11-18',
+        ], $this->variableHolidays($year));
+    }
+
+    /** @return array<string, CarbonImmutable> */
+    protected function variableHolidays(int $year): array
+    {
+        // Calculate the current Hijri year based on the Gregorian year
+        $currentHijriYear = 1444 + ($year - 2022);
+
+        /**
+         * The following holidays are considered public holidays in Morocco. However, their dates vary each year,
+         * as they are based on the Islamic Hijri (lunar) calendar. These holidays do not have a fixed date and
+         * occur based on the lunar calendar sequence. The order listed reflects the chronological occurrence
+         * of these holidays throughout the year.
+         */
+
+        // Define Islamic holidays on the Hijri calendar
+        $islamicHolidaysOnHijri = [
+            'Islamic New Year' => '01-01',
+            'Birthday of the Prophet Muhammad' => '03-12',
+            'Birthday of the Prophet Muhammad 2' => '03-13',
+            'Eid al-Fitr' => '10-01',
+            'Eid al-Fitr 2' => '10-02',
+            'Eid al-Adha' => '12-10',
+            'Eid al-Adha 2' => '12-11',
+        ];
+
+        $islamicHolidaysOnGregorian = [];
+        // Convert Hijri dates to Gregorian and filter based on the input year
+        foreach ($islamicHolidaysOnHijri as $holidayTitle => $hijriHolidayDate) {
+            [$hijriHolidayMonth, $hijriHolidayDay] = explode('-', $hijriHolidayDate);
+            $vlideYear = null;
+
+            $GregorianDate = $this->islamicToGregorian($currentHijriYear, (int) $hijriHolidayMonth, (int) $hijriHolidayDay);
+            $vlideYear = $GregorianDate['year'];
+            $tempCurrentHijriYear = $currentHijriYear;
+            while ($vlideYear != $year) {
+                // Convert the current Hijri holiday to Gregorian
+                $GregorianDate = $this->islamicToGregorian($tempCurrentHijriYear--, (int) $hijriHolidayMonth, (int) $hijriHolidayDay);
+                $vlideYear = $GregorianDate['year'];
+                if ($vlideYear < 1976) {
+                    throw InvalidYear::yearTooLow(1976);
+                }
+            }
+            // Store the Gregorian date of the Islamic holiday
+            $islamicHolidaysOnGregorian[$holidayTitle] = CarbonImmutable::createFromFormat('Y-m-d', sprintf('%s-%s-%s', $GregorianDate['year'], $GregorianDate['month'], $GregorianDate['day']));
+        }
+
+        return $islamicHolidaysOnGregorian;
+    }
+
+    /**
+     * Converts a Hijri date to the corresponding Gregorian date.
+     * This function is adapted from the conversion tool used on the Moroccan
+     * Minister of Endowments and Islamic Affairs official website.
+     * https://www.habous.gov.ma/محول-التاريخ
+     *
+     * @param  int  $y  The Hijri year.
+     * @param  int  $m  The Hijri month.
+     * @param  int  $d  The Hijri day.
+     * @return array{year: int, month: int, day: int} An array containing the corresponding Gregorian date in the format ['year' => YYYY, 'month' => MM, 'day' => DD].
+     */
+    private function islamicToGregorian(int $y, int $m, int $d): array
+    {
+        $delta = 0;
+        $jd = $this->intPart((11 * $y + 3) / 30) + 354 * $y + 30 * $m - $this->intPart(($m - 1) / 2) + $d + 1948440 - 385 + $delta;
+        if ($jd > 2299160) {
+            $l = $jd + 68569;
+            $n = $this->intPart((4 * $l) / 146097);
+            $l = $l - $this->intPart((146097 * $n + 3) / 4);
+            $i = $this->intPart((4000 * ($l + 1)) / 1461001);
+            $l = $l - $this->intPart((1461 * $i) / 4) + 31;
+            $j = $this->intPart((80 * $l) / 2447);
+            $d = $l - $this->intPart((2447 * $j) / 80);
+            $l = $this->intPart($j / 11);
+            $m = $j + 2 - 12 * $l;
+            $y = 100 * ($n - 49) + $i + $l;
+        } else {
+            $j = $jd + 1402;
+            $k = $this->intPart(($j - 1) / 1461);
+            $l = $j - 1461 * $k;
+            $n = $this->intPart(($l - 1) / 365) - $this->intPart($l / 1461);
+            $i = $l - 365 * $n + 30;
+            $j = $this->intPart((80 * $i) / 2447);
+            $d = $i - $this->intPart((2447 * $j) / 80);
+            $i = $this->intPart($j / 11);
+            $m = $j + 2 - 12 * $i;
+            $y = 4 * $k + $n + $i - 4716;
+        }
+
+        return [
+            'year' => (int) $y,
+            'month' => (int) $m,
+            'day' => (int) $d,
+        ];
+    }
+
+    /**
+     * Rounds a floating-point number to the nearest integer.
+     * If the floating-point number is negative, it uses ceil function.
+     * If the floating-point number is positive, it uses floor function.
+     *
+     * @param  float  $floatNum  The floating-point number to be rounded.
+     * @return float The rounded integer value.
+     */
+    private function intPart($floatNum)
+    {
+        // Check if the floating-point number is negative
+        if ($floatNum < -0.0000001) {
+            // If negative, round up using ceil
+            return ceil($floatNum - 0.0000001);
+        }
+
+        // If positive or zero, round down using floor
+        return floor($floatNum + 0.0000001);
+    }
+}

tests/.pest/snapshots/Countries/MoroccoTest/it_can_calculate_morocco_holidays_2023.snap

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+[
+    {
+        "name": "New Year's Day",
+        "date": "2023-01-01"
+    },
+    {
+        "name": "Proclamation of Independence Day",
+        "date": "2023-01-11"
+    },
+    {
+        "name": "Amazigh New Year (\u2d49\u2d39 \u2d4f \u2d62\u2d49\u2d4f\u2d4f\u2d30\u2d62\u2d54)",
+        "date": "2023-01-14"
+    },
+    {
+        "name": "Eid al-Fitr",
+        "date": "2023-04-22"
+    },
+    {
+        "name": "Eid al-Fitr 2",
+        "date": "2023-04-23"
+    },
+    {
+        "name": "Labour Day",
+        "date": "2023-05-01"
+    },
+    {
+        "name": "Eid al-Adha",
+        "date": "2023-06-29"
+    },
+    {
+        "name": "Eid al-Adha 2",
+        "date": "2023-06-30"
+    },
+    {
+        "name": "Islamic New Year",
+        "date": "2023-07-19"
+    },
+    {
+        "name": "Throne Day",
+        "date": "2023-07-30"
+    },
+    {
+        "name": "Oued Ed-Dahab Day",
+        "date": "2023-08-14"
+    },
+    {
+        "name": "Revolution Day",
+        "date": "2023-08-20"
+    },
+    {
+        "name": "Youth Day",
+        "date": "2023-08-21"
+    },
+    {
+        "name": "Birthday of the Prophet Muhammad",
+        "date": "2023-09-27"
+    },
+    {
+        "name": "Birthday of the Prophet Muhammad 2",
+        "date": "2023-09-28"
+    },
+    {
+        "name": "Green March",
+        "date": "2023-11-06"
+    },
+    {
+        "name": "Independence Day",
+        "date": "2023-11-18"
+    }
+]

tests/.pest/snapshots/Countries/MoroccoTest/it_can_calculate_morocco_holidays_2024.snap

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+[
+    {
+        "name": "New Year's Day",
+        "date": "2024-01-01"
+    },
+    {
+        "name": "Proclamation of Independence Day",
+        "date": "2024-01-11"
+    },
+    {
+        "name": "Amazigh New Year (\u2d49\u2d39 \u2d4f \u2d62\u2d49\u2d4f\u2d4f\u2d30\u2d62\u2d54)",
+        "date": "2024-01-14"
+    },
+    {
+        "name": "Eid al-Fitr",
+        "date": "2024-04-10"
+    },
+    {
+        "name": "Eid al-Fitr 2",
+        "date": "2024-04-11"
+    },
+    {
+        "name": "Labour Day",
+        "date": "2024-05-01"
+    },
+    {
+        "name": "Eid al-Adha",
+        "date": "2024-06-17"
+    },
+    {
+        "name": "Eid al-Adha 2",
+        "date": "2024-06-18"
+    },
+    {
+        "name": "Islamic New Year",
+        "date": "2024-07-08"
+    },
+    {
+        "name": "Throne Day",
+        "date": "2024-07-30"
+    },
+    {
+        "name": "Oued Ed-Dahab Day",
+        "date": "2024-08-14"
+    },
+    {
+        "name": "Revolution Day",
+        "date": "2024-08-20"
+    },
+    {
+        "name": "Youth Day",
+        "date": "2024-08-21"
+    },
+    {
+        "name": "Birthday of the Prophet Muhammad",
+        "date": "2024-09-16"
+    },
+    {
+        "name": "Birthday of the Prophet Muhammad 2",
+        "date": "2024-09-17"
+    },
+    {
+        "name": "Green March",
+        "date": "2024-11-06"
+    },
+    {
+        "name": "Independence Day",
+        "date": "2024-11-18"
+    }
+]

tests/.pest/snapshots/Countries/MoroccoTest/it_can_calculate_morocco_holidays_2025.snap

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+[
+    {
+        "name": "New Year's Day",
+        "date": "2025-01-01"
+    },
+    {
+        "name": "Proclamation of Independence Day",
+        "date": "2025-01-11"
+    },
+    {
+        "name": "Amazigh New Year (\u2d49\u2d39 \u2d4f \u2d62\u2d49\u2d4f\u2d4f\u2d30\u2d62\u2d54)",
+        "date": "2025-01-14"
+    },
+    {
+        "name": "Eid al-Fitr",
+        "date": "2025-03-31"
+    },
+    {
+        "name": "Eid al-Fitr 2",
+        "date": "2025-04-01"
+    },
+    {
+        "name": "Labour Day",
+        "date": "2025-05-01"
+    },
+    {
+        "name": "Eid al-Adha",
+        "date": "2025-06-07"
+    },
+    {
+        "name": "Eid al-Adha 2",
+        "date": "2025-06-08"
+    },
+    {
+        "name": "Islamic New Year",
+        "date": "2025-06-27"
+    },
+    {
+        "name": "Throne Day",
+        "date": "2025-07-30"
+    },
+    {
+        "name": "Oued Ed-Dahab Day",
+        "date": "2025-08-14"
+    },
+    {
+        "name": "Revolution Day",
+        "date": "2025-08-20"
+    },
+    {
+        "name": "Youth Day",
+        "date": "2025-08-21"
+    },
+    {
+        "name": "Birthday of the Prophet Muhammad",
+        "date": "2025-09-05"
+    },
+    {
+        "name": "Birthday of the Prophet Muhammad 2",
+        "date": "2025-09-06"
+    },
+    {
+        "name": "Green March",
+        "date": "2025-11-06"
+    },
+    {
+        "name": "Independence Day",
+        "date": "2025-11-18"
+    }
+]