Added /lib directory
Moved /tftpboot/index.cfg -> /config.ini Moved /tftpboot/resolver.php -> /lib/resolver.php Added /lib/config.php - include /lib/config.php in resolver.php and index.php Changed $config array Signed-off-by: Diederik de Groot <ddegroot@talon.nl>
This commit is contained in:
Diederik de Groot
59
lib/config.php
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59
lib/config.php
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<?php
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$base_path = !empty($_SERVER['DOCUMENT_ROOT']) ? realpath($_SERVER['DOCUMENT_ROOT'] . "/../"): realpath(getcwd()."/../");
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$base_config = Array(
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'main' => Array(
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'debug' => 1,
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'default_language' => 'English_United_States',
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),
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'subdirs' => Array(
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'tftproot' => 'tftpboot',
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'firmware' => 'firmware',
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'settings' => 'settings',
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'wallpapers' => 'wallpapers',
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'ringtones' => 'ringtones',
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'locales' => 'locales',
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'countries' => 'countries',
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'languages' => 'languages',
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)
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);
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$tree_base = Array(
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'settings' => array('path' => 'tftproot', "strip" => 1),
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'wallpapers' => array('path' => 'tftproot', "strip" => 0),
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'ringtones' => array('path' => 'tftproot', "strip" => 1),
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'locales' => array('path' => 'tftproot', "strip" => 1),
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'firmware' => array('path' => 'tftproot', "strip" => 1),
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'languages' => array('path' => 'locales', "strip" => 0),
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'countries' => array('path' => 'locales', "strip" => 0),
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'default_language' => array('path' => 'locales', "strip" => 1),
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);
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# Merge config
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$ini_array = parse_ini_file('../config.ini', TRUE, INI_SCANNER_TYPED);
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if (!empty($ini_array)) {
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$config = array_merge($base_config, $ini_array);
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}
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# rewrite config['subdirs'] paths using tree_base data
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# Not sure if this is a good way
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foreach ($tree_base as $key => $value) {
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if (!empty($config['subdirs'][$key])) {
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if (substr($config['subdirs'][$key], 0, 1) !== "/") {
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$path = $config['subdirs'][$value['path']].'/'.$config['subdirs'][$key];
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$config['subdirs'][$key] = $path;
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}
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}
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}
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foreach ($tree_base as $key => $value) {
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if (!empty($config['subdirs'][$key])) {
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$config['subdirs'][$key] = array('path' => $config['subdirs'][$key], 'strip' => $value['strip']);
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}
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}
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$config['main']['base_path'] = $base_path;
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print_r($config['main']['base_path']);
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$config['main']['tftproot'] = (!empty($config['main']['tftproot'])) ? $base_path . "tftpboot" : '/tftpboot';
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# Fixup debug
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$print_debug = (!empty($config['main']['debug'])) ? $config['main']['debug'] : 'off';
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$print_debug = ($print_debug == 1) ? 'on' : $print_debug;
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?>
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114
lib/resolver.php
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114
lib/resolver.php
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@@ -0,0 +1,114 @@
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#!/usr/bin/php
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<?php
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include_once("config.php");
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/* Todo:
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- setup logging
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- read config.file
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- improve error handling
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- secure urlencoding/urldecoding
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- don't allow browsing
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- check source ip-range
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- check HTTPHeader for known BrowserTypes
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*/
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class Resolver {
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private $isDirty = FALSE;
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private $cache = array();
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private $config;
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function __construct($config) {
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$this->config = $config;
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if(file_exists($this->config['main']['cache_filename'])) {
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$this->cache = unserialize(file_get_contents($config['main']['cache_filename']));
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} else {
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$this->buildCleanCache();
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}
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}
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function __destruct() {
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//print_r($this->cache);
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if ($this->isDirty) {
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if (!file_put_contents($this->config['main']['cache_filename'], serialize($this->cache))) {
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throw new Exception("Could not write to file '".$this->config['cache_filename']."' at Resolver::destruct");
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}
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}
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}
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function searchForFile($filename) {
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foreach($this->config['subdirs'] as $key => $value) {
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if ($key === "firmware" || $key === "tftproot" ) {
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continue;
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}
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$path = realpath($this->config['main']['base_path'] . "/" . $value['path'] . "/$filename");
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if (file_exists($path)) {
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$this-> addFile($filename, $path);
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return $path;
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}
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}
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throw new Exception("File '$filename' does not exist");
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}
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function buildCleanCache() {
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foreach($this->config['subdirs'] as $key =>$value) {
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if ($key === "tftproot") {
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continue;
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}
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$path = $this->config['main']['base_path'] . "/" . $value['path'] . "/";
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$dir_iterator = new RecursiveDirectoryIterator($path);
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$iterator = new RecursiveIteratorIterator($dir_iterator, RecursiveIteratorIterator::SELF_FIRST);
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foreach ($iterator as $file) {
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if ($file->isFile()) {
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if ($value['strip'] === 1) {
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$this->addFile($file->getFileName(), $file->getPathname());
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} else {
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$subdir = basename(dirname($file->getPathname()));
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$this->addFile('$subpath/'.$file->getFileName(), $file->getPathname());
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}
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}
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}
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}
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$this->isDirty = TRUE;
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}
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function addFile($hash, $path) {
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//echo 'Adding $hash\n';
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$this->cache[$hash] = $path;
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$this->isDirty =TRUE;
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}
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function removeFile($hash) {
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//echo 'Removing $hash\n';
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unset($this->cache[$hash]);
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$this->isDirty = TRUE;
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}
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function resolve($request) /* canthrow */ {
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$path = '';
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if (array_key_exists($request, $this->cache)) {
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if ($path = $this->cache[$request]) {
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if (!file_exists($path)) {
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$this->removeFile($request);
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throw new Exception("File '$request' does not exist on FS");
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}
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return $path;
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}
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}
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if ($this->searchForFile($request)) {
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return $this->cache[$request];
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}
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return $path;
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}
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}
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$resolver = new Resolver($config);
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try {
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print($resolver->resolve("jar70sccp.9-4-2ES26.sbn")."\n");
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print($resolver->resolve("Russian_Russian_Federation/be-sccp.jar")."\n");
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print($resolver->resolve("Spain/g3-tones.xml")."\n");
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print($resolver->resolve("320x196x4/Chan-SCCP-b.png")."\n");
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} catch (Exception $e) {
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print($e . "\n");
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}
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try {
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print($resolver->resolve("XMLDefault.cnf.xml")."\n");
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} catch (Exception $e) {
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print($e . "\n");
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}
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unset($resolver);
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#unlink($CACHEFILE_NAME);
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?>
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