1 files changed, 54 insertions, 0 deletions
diff --git a/index.php b/index.php
new file mode 100644
index 0000000..c639b21
--- /dev/null
+++ b/index.php
@@ -0,0 +1,54 @@
+<?php
+$directory = './'; 
+
+if (!is_dir($directory)) {
+    die("指定されたディレクトリは存在しません。");
+}
+
+$files = scandir($directory);
+
+// 除外ファイルとエントリー
+$files = array_diff($files, array('.', '..', 'index.php', 'style.css'));
+
+// HTML
+echo "<!DOCTYPE html>";
+echo "<html lang='ja'>";
+echo "<head>";
+echo "<meta charset='UTF-8'>";
+echo "<meta name='viewport' content='width=device-width, initial-scale=1.0'>";
+echo "<title>Files</title>";
+echo "<link rel='stylesheet' href='style.css'>";
+echo "</head>";
+echo "<body>";
+
+echo "<div class='container'>";
+echo "<h1>Index of: " . htmlspecialchars($directory) . "</h1>";
+echo "<ul>";
+
+// リスト表示
+foreach ($files as $file) {
+    $fullPath = $directory . '/' . $file;
+    if (is_dir($fullPath)) {
+        echo "<li class='directory'><a href='" . htmlspecialchars($file) . "/'>" . htmlspecialchars($file) . "/</a></li>";
+    } else {
+        $size = filesize($fullPath);
+        $sizeFormatted = formatSize($size);
+        echo "<li class='file'><a href='" . htmlspecialchars($file) . "'>" . htmlspecialchars($file) . "</a> <span class='size'>(" . $sizeFormatted . ")</span></li>";
+    }
+}
+
+echo "</ul>";
+echo "</div>";
+echo "</body>";
+echo "</html>";
+
+function formatSize($bytes) {
+    $units = array('B', 'KB', 'MB', 'GB', 'TB');
+    $bytes = max($bytes, 0);
+    $pow = floor(($bytes ? log($bytes) : 0) / log(1024));
+    $pow = min($pow, count($units) - 1);
+    $bytes /= (1 << (10 * $pow));
+    return round($bytes, 2) . ' ' . $units[$pow];
+}
+?>
+