9be457f17f
Improve cache invalidation by including metadata.ini and config file mtimes in the cache key calculation. This ensures cache entries are invalidated when either the content file, its metadata, or global configuration changes.
38 lines
1.3 KiB
PHP
38 lines
1.3 KiB
PHP
<?php
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function buildCacheKey(string $filePath, string $langPrefix = ''): string {
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$mtime = filemtime($filePath);
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// Include metadata.ini mtime so metadata edits invalidate cache
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$metadataFile = dirname($filePath) . '/metadata.ini';
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$metaMtime = file_exists($metadataFile) ? filemtime($metadataFile) : 0;
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// Include global config mtime so config changes invalidate cache
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$customConfig = __DIR__ . '/../custom/config.ini';
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$defaultConfig = __DIR__ . '/default/config.ini';
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$configMtime = file_exists($customConfig) ? filemtime($customConfig) : filemtime($defaultConfig);
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return md5($filePath . $mtime . $metaMtime . $configMtime . $langPrefix);
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}
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function getCachedMarkdown(string $filePath, string $langPrefix = ''): ?string {
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$cacheDir = '/tmp/folderweb_cache';
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$cachePath = "$cacheDir/" . buildCacheKey($filePath, $langPrefix);
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if (file_exists($cachePath)) {
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return file_get_contents($cachePath);
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}
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return null;
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}
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function setCachedMarkdown(string $filePath, string $html, string $langPrefix = ''): void {
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$cacheDir = '/tmp/folderweb_cache';
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if (!is_dir($cacheDir)) {
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mkdir($cacheDir, 0755, true);
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}
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$cachePath = "$cacheDir/" . buildCacheKey($filePath, $langPrefix);
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file_put_contents($cachePath, $html);
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}
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