More refactorings.

src/_h5ai/server/php/inc/class-app.php

@@ -0,0 +1,287 @@
+<?php
+
+class App {
+
+	private static $RE_DELIMITER = "|";
+
+
+	private $options;
+
+
+	public function __construct() {
+
+		$this->options = load_commented_json(APP_PATH . "/conf/options.json");
+	}
+
+
+	public function get_options() {
+
+		return $this->options;
+	}
+
+
+	public function get_setup() {
+
+		$consts = get_defined_constants(true)['user'];
+		$consts['PHP_VERSION'] = PHP_VERSION;
+		return $consts;
+	}
+
+
+	public function to_url($path, $trailing_slash = true) {
+
+		$rel_path = substr($path, strlen(ROOT_PATH));
+		$parts = explode("/", $rel_path);
+		$encoded_parts = array();
+		foreach ($parts as $part) {
+			if ($part) {
+				$encoded_parts[] = rawurlencode($part);
+			}
+		}
+
+		return normalize_path(ROOT_URL . implode("/", $encoded_parts), $trailing_slash);
+	}
+
+
+	public function to_path($url) {
+
+		$rel_url = substr($url, strlen(ROOT_URL));
+		return normalize_path(ROOT_PATH . "/" . rawurldecode($rel_url));
+	}
+
+
+	public function is_ignored($name) {
+
+		// always ignore
+		if ($name === "." || $name === "..") {
+			return true;
+		}
+
+		foreach ($this->options["view"]["ignore"] as $re) {
+			$re = App::$RE_DELIMITER . str_replace(App::$RE_DELIMITER, '\\' . App::$RE_DELIMITER, $re) . App::$RE_DELIMITER;
+			if (preg_match($re, $name)) {
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+
+	public function read_dir($path) {
+
+		$names = array();
+		if (is_dir($path)) {
+			if ($dir = opendir($path)) {
+				while (($name = readdir($dir)) !== false) {
+					if (!$this->is_ignored($name) && !$this->is_ignored($this->to_url($path) . $name)) {
+						$names[] = $name;
+					}
+				}
+				closedir($dir);
+			}
+		}
+		return $names;
+	}
+
+
+	public function get_http_code($url) {
+
+		$path = $this->to_path($url);
+
+		if (!is_dir($path) || strpos($path, '../') || strpos($path, '/..') || $path == '..') {
+			return 500;
+		}
+
+		foreach ($this->options["view"]["indexFiles"] as $if) {
+			if (file_exists($path . "/" . $if)) {
+				return 200;
+			}
+		}
+
+		while ($path !== ROOT_PATH) {
+			if (@is_dir($path . "/_h5ai/server")) {
+				return 200;
+			}
+			$parent_path = normalize_path(dirname($path));
+			if ($parent_path === $path) {
+				return 200;
+			}
+			$path = $parent_path;
+		}
+		return MAGIC_SEQUENCE;
+	}
+
+
+	public function get_generic_json() {
+
+		return json_encode(array("items" => $this->get_items(CURRENT_URL, 1))) . "\n";
+	}
+
+
+	public function get_items($url, $what) {
+
+		$code = $this->get_http_code($url);
+		if ($code !== MAGIC_SEQUENCE) {
+			return array();
+		}
+
+		$cache = array();
+		$folder = Item::get($this, $this->to_path($url), $cache);
+
+		// add content of subfolders
+		if ($what >= 2 && $folder !== null) {
+			foreach ($folder->get_content($cache) as $item) {
+				$item->get_content($cache);
+			}
+			$folder = $folder->get_parent($cache);
+		}
+
+		// add content of this folder and all parent folders
+		while ($what >= 1 && $folder !== null) {
+			$folder->get_content($cache);
+			$folder = $folder->get_parent($cache);
+		}
+
+		uasort($cache, array("Item", "cmp"));
+		$result = array();
+		foreach ($cache as $p => $item) {
+			$result[] = $item->to_json_object();
+		}
+
+		return $result;
+	}
+
+
+	public function get_fallback() {
+
+		$cache = array();
+		$folder = Item::get($this, CURRENT_PATH, $cache);
+		$items = $folder->get_content($cache);
+		uasort($items, array("Item", "cmp"));
+
+		$html = "<table>";
+
+		$html .= "<tr>";
+		$html .= "<th></th>";
+		$html .= "<th><span>Name</span></th>";
+		$html .= "<th><span>Last modified</span></th>";
+		$html .= "<th><span>Size</span></th>";
+		$html .= "</tr>";
+
+		if ($folder->get_parent($cache)) {
+			$html .= "<tr>";
+			$html .= "<td><img src='" . APP_URL . "client/icons/96/folder-parent.png' alt='folder-parent'/></td>";
+			$html .= "<td><a href='..'>Parent Directory</a></td>";
+			$html .= "<td></td>";
+			$html .= "<td></td>";
+			$html .= "</tr>";
+		}
+
+		foreach ($items as $item) {
+			$type = $item->is_folder ? "folder" : "default";
+
+			$html .= "<tr>";
+			$html .= "<td><img src='" . APP_URL . "client/icons/96/" . $type . ".png' alt='" . $type . "'/></td>";
+			$html .= "<td><a href='" . $item->url . "'>" . basename($item->path) . "</a></td>";
+			$html .= "<td>" . date("Y-m-d H:i", $item->date) . "</td>";
+			$html .= "<td>" . ($item->size !== null ? intval($item->size / 1000) . " KB" : "" ) . "</td>";
+			$html .= "</tr>";
+		}
+
+		$html .= "</table>";
+
+		return $html;
+	}
+
+
+	public function get_types() {
+
+		return load_commented_json(APP_PATH . "/conf/types.json");
+	}
+
+
+	public function get_l10n_list() {
+
+		$langs = array();
+		$l10n_path = APP_PATH . "/conf/l10n";
+		if (is_dir($l10n_path)) {
+			if ($dir = opendir($l10n_path)) {
+				while (($file = readdir($dir)) !== false) {
+					if (ends_with($file, ".json")) {
+						$translations = load_commented_json($l10n_path . "/" . $file);
+						$langs[basename($file, ".json")] = $translations["lang"];
+					}
+				}
+				closedir($dir);
+			}
+		}
+		ksort($langs);
+		return $langs;
+	}
+
+
+	public function get_l10n($iso_codes) {
+
+		if (!is_array($iso_codes)) {
+			$iso_codes = func_get_args();
+		}
+
+		$results = array();
+		foreach ($iso_codes as $iso_code) {
+			if ($iso_code !== "") {
+				$file = APP_PATH . "/conf/l10n/" . $iso_code . ".json";
+				$results[$iso_code] = load_commented_json($file);
+				$results[$iso_code]["isoCode"] = $iso_code;
+			}
+		}
+
+		return $results;
+	}
+
+
+	public function get_customizations($url) {
+
+		if (!$this->options["custom"]["enabled"]) {
+			return array(
+				"header" => null,
+				"footer" => null
+			);
+		}
+
+		$path = $this->to_path($url);
+
+		$file = $path . "/" . FILE_PREFIX . ".header.html";
+		$header = is_readable($file) ? file_get_contents($file) : null;
+		$file = $path . "/" . FILE_PREFIX . ".footer.html";
+		$footer = is_readable($file) ? file_get_contents($file) : null;
+
+		while ($header === null || $footer === null) {
+
+			if ($header === null) {
+				$file = $path . "/" . FILE_PREFIX . ".headers.html";
+				$header = is_readable($file) ? file_get_contents($file) : null;
+			}
+			if ($footer === null) {
+				$file = $path . "/" . FILE_PREFIX . ".footers.html";
+				$footer = is_readable($file) ? file_get_contents($file) : null;
+			}
+
+			if ($path === ROOT_PATH) {
+				break;
+			}
+			$parent_path = normalize_path(dirname($path));
+			if ($parent_path === $path) {
+				break;
+			}
+			$path = $parent_path;
+		}
+
+		return array(
+			"header" => $header,
+			"footer" => $footer
+		);
+	}
+}
+
+?>