Raumfhrzeuge in das sonnensystem

2026-04-12 09:02:07 +02:00
parent 769ebc3ba8
commit 457d1a9ade
8 changed files with 3406 additions and 37 deletions
@@ -0,0 +1,163 @@
+<?php
+declare(strict_types=1);
+
+ini_set('display_errors', '1');
+error_reporting(E_ALL);
+
+$config = require __DIR__ . '/../../config/database.php';
+$dsn = sprintf(
+    'mysql:host=%s;dbname=%s;charset=%s',
+    $config['host'],
+    $config['dbname'],
+    $config['charset'] ?? 'utf8mb4'
+);
+
+$pdo = new PDO(
+    $dsn,
+    $config['user'],
+    $config['pass'],
+    [
+        PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+        PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+    ]
+);
+
+$pdo->exec("
+    CREATE TABLE IF NOT EXISTS `spacecraft_tracks` (
+      `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+      `mission_key` varchar(64) NOT NULL,
+      `mission_name` varchar(128) NOT NULL,
+      `date_tdb` datetime NOT NULL,
+      `jd_tdb` decimal(16,9) NOT NULL,
+      `x_km` double NOT NULL,
+      `y_km` double NOT NULL,
+      `z_km` double NOT NULL,
+      `vx_km_s` double NOT NULL,
+      `vy_km_s` double NOT NULL,
+      `vz_km_s` double NOT NULL,
+      `distance_km` double NOT NULL,
+      `distance_au` double NOT NULL,
+      `created_at` datetime NOT NULL DEFAULT current_timestamp(),
+      `updated_at` datetime NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
+      PRIMARY KEY (`id`),
+      UNIQUE KEY `uq_spacecraft_tracks_mission_date` (`mission_key`,`date_tdb`),
+      KEY `idx_spacecraft_tracks_mission_key` (`mission_key`),
+      KEY `idx_spacecraft_tracks_date_tdb` (`date_tdb`)
+    ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='Sonnenzentrierte Horizons-Vektoren fuer Raumsonden'
+");
+
+$missions = [
+    [
+        'key' => 'voyager1',
+        'name' => 'Voyager 1',
+        'csv' => __DIR__ . '/../../docs/voyager1_horizons_1977_2046_monthly_sun_centered.csv',
+    ],
+    [
+        'key' => 'voyager2',
+        'name' => 'Voyager 2',
+        'csv' => __DIR__ . '/../../docs/voyager2_horizons_1977_2046_monthly_sun_centered.csv',
+    ],
+    [
+        'key' => 'new_horizons',
+        'name' => 'New Horizons',
+        'csv' => __DIR__ . '/../../docs/new_horizons_2006_2046_monthly_sun_centered.csv',
+    ],
+];
+
+$insertStatement = $pdo->prepare("
+    INSERT INTO `spacecraft_tracks` (
+        `mission_key`,
+        `mission_name`,
+        `date_tdb`,
+        `jd_tdb`,
+        `x_km`,
+        `y_km`,
+        `z_km`,
+        `vx_km_s`,
+        `vy_km_s`,
+        `vz_km_s`,
+        `distance_km`,
+        `distance_au`
+    ) VALUES (
+        :mission_key,
+        :mission_name,
+        :date_tdb,
+        :jd_tdb,
+        :x_km,
+        :y_km,
+        :z_km,
+        :vx_km_s,
+        :vy_km_s,
+        :vz_km_s,
+        :distance_km,
+        :distance_au
+    )
+    ON DUPLICATE KEY UPDATE
+        `mission_name` = VALUES(`mission_name`),
+        `jd_tdb` = VALUES(`jd_tdb`),
+        `x_km` = VALUES(`x_km`),
+        `y_km` = VALUES(`y_km`),
+        `z_km` = VALUES(`z_km`),
+        `vx_km_s` = VALUES(`vx_km_s`),
+        `vy_km_s` = VALUES(`vy_km_s`),
+        `vz_km_s` = VALUES(`vz_km_s`),
+        `distance_km` = VALUES(`distance_km`),
+        `distance_au` = VALUES(`distance_au`)
+");
+
+foreach ($missions as $mission) {
+    if (!is_file($mission['csv'])) {
+        throw new RuntimeException('CSV-Datei nicht gefunden: ' . $mission['csv']);
+    }
+
+    $handle = fopen($mission['csv'], 'rb');
+    if ($handle === false) {
+        throw new RuntimeException('CSV-Datei konnte nicht geoeffnet werden: ' . $mission['csv']);
+    }
+
+    $header = fgetcsv($handle, 0, ',', '"', '\\');
+    if ($header === false) {
+        fclose($handle);
+        throw new RuntimeException('CSV-Kopf konnte nicht gelesen werden: ' . $mission['csv']);
+    }
+
+    $count = 0;
+    while (($values = fgetcsv($handle, 0, ',', '"', '\\')) !== false) {
+        if (count($values) !== count($header)) {
+            continue;
+        }
+
+        $row = array_combine($header, $values);
+        if (!is_array($row)) {
+            continue;
+        }
+
+        $dateTdbRaw = trim((string) ($row['date_tdb'] ?? ''));
+        $dateTdbNormalized = preg_replace('/^A\.D\.\s+/i', '', $dateTdbRaw) ?? $dateTdbRaw;
+        $date = DateTimeImmutable::createFromFormat('Y-M-d H:i:s.u', $dateTdbNormalized, new DateTimeZone('UTC'));
+        if (!$date instanceof DateTimeImmutable) {
+            continue;
+        }
+
+        $insertStatement->execute([
+            ':mission_key' => $mission['key'],
+            ':mission_name' => $mission['name'],
+            ':date_tdb' => $date->format('Y-m-d H:i:s'),
+            ':jd_tdb' => (float) $row['jd_tdb'],
+            ':x_km' => (float) $row['x_km'],
+            ':y_km' => (float) $row['y_km'],
+            ':z_km' => (float) $row['z_km'],
+            ':vx_km_s' => (float) $row['vx_km_s'],
+            ':vy_km_s' => (float) $row['vy_km_s'],
+            ':vz_km_s' => (float) $row['vz_km_s'],
+            ':distance_km' => (float) $row['distance_km'],
+            ':distance_au' => (float) $row['distance_au'],
+        ]);
+        $count++;
+    }
+
+    fclose($handle);
+    echo $mission['name'] . ': ' . $count . " Zeilen importiert.\n";
+}
+
+echo "Import abgeschlossen.\n";