Initial commit

database/seeders/CtySeeder.php

@@ -0,0 +1,169 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use Illuminate\Support\Facades\DB;
+
+class CtySeeder extends Seeder
+{
+    public function run(): void
+    {
+        $path = storage_path('data/cty_wt_mod.dat.gz');
+        if (! file_exists($path)) {
+            $path = storage_path('data/cty_wt.dat.gz');
+        }
+        if (! file_exists($path)) {
+            return;
+        }
+
+        DB::table('cty')->truncate();
+
+        $handle = gzopen($path, 'rb');
+        if (! $handle) {
+            return;
+        }
+
+        $dxcc = null;
+        $current = null;
+        $prefixBuffer = '';
+        $batch = [];
+        $batchSize = 500;
+        $source = 'cty_wt.dat';
+        $now = now();
+
+        $flush = function () use (&$batch) {
+            if (! $batch) {
+                return;
+            }
+
+            DB::table('cty')->upsert(
+                $batch,
+                ['prefix'],
+                [
+                    'country_name',
+                    'dxcc',
+                    'cq_zone',
+                    'itu_zone',
+                    'continent',
+                    'latitude',
+                    'longitude',
+                    'time_offset',
+                    'prefix_norm',
+                    'precise',
+                    'source',
+                    'updated_at',
+                ]
+            );
+
+            $batch = [];
+        };
+
+        $addPrefix = function (string $token, array $current, bool $preciseOverride = false) use (&$batch, $batchSize, $now, $flush) {
+            $rawToken = trim($token);
+            if ($rawToken === '') {
+                return;
+            }
+
+            $precise = $preciseOverride || str_starts_with($rawToken, '=');
+            $prefix = $rawToken;
+
+            $normToken = $rawToken;
+            if (str_starts_with($normToken, '=')) {
+                $normToken = substr($normToken, 1);
+            }
+            $normToken = trim($normToken);
+            $normToken = preg_split('/[\\(\\[<\\{~]/', $normToken, 2)[0] ?? '';
+            $normToken = strtoupper(trim($normToken));
+            if ($normToken === '') {
+                return;
+            }
+            $batch[] = [
+                'country_name' => $current['country_name'],
+                'dxcc' => $current['dxcc'],
+                'cq_zone' => $current['cq_zone'],
+                'itu_zone' => $current['itu_zone'],
+                'continent' => $current['continent'],
+                'latitude' => $current['latitude'],
+                'longitude' => $current['longitude'],
+                'time_offset' => $current['time_offset'],
+                'prefix' => $prefix,
+                'prefix_norm' => $normToken,
+                'precise' => $precise,
+                'source' => $current['source'],
+                'created_at' => $now,
+                'updated_at' => $now,
+            ];
+
+            if (count($batch) >= $batchSize) {
+                $flush();
+            }
+        };
+
+        while (($line = gzgets($handle)) !== false) {
+            $line = rtrim($line, "\r\n");
+            if ($line === '') {
+                continue;
+            }
+
+            if (str_starts_with($line, '#')) {
+                if (preg_match('/ADIF\\s+(\\d+)/', $line, $match)) {
+                    $dxcc = (int) $match[1];
+                }
+                continue;
+            }
+
+            if (! preg_match('/^\\s/', $line)) {
+                $prefixBuffer = '';
+                if (preg_match(
+                    '/^([^:]+):\\s*([0-9]+):\\s*([0-9]+):\\s*([A-Z]{2}):\\s*([0-9\\.-]+):\\s*([0-9\\.-]+):\\s*([0-9\\.-]+):\\s*([^:]+):/',
+                    $line,
+                    $match
+                )) {
+                    $current = [
+                        'country_name' => trim($match[1]),
+                        'dxcc' => $dxcc,
+                        'cq_zone' => (int) $match[2],
+                        'itu_zone' => (int) $match[3],
+                        'continent' => trim($match[4]),
+                        'latitude' => (float) $match[5],
+                        'longitude' => (float) $match[6],
+                        'time_offset' => (float) $match[7],
+                        'source' => $source,
+                    ];
+
+                    $primaryPrefix = trim($match[8]);
+                    if ($primaryPrefix !== '') {
+                        $addPrefix($primaryPrefix, $current);
+                    }
+                } else {
+                    $current = null;
+                }
+                continue;
+            }
+
+            if (! $current) {
+                continue;
+            }
+
+            $segment = trim($line);
+            if ($segment === '') {
+                continue;
+            }
+
+            $prefixBuffer .= ' ' . $segment;
+
+            if (str_contains($segment, ';')) {
+                $prefixBuffer = rtrim($prefixBuffer, ';');
+                $tokens = array_map('trim', explode(',', $prefixBuffer));
+                foreach ($tokens as $token) {
+                    $addPrefix($token, $current);
+                }
+                $prefixBuffer = '';
+            }
+        }
+
+        $flush();
+        gzclose($handle);
+    }
+}