118 lines
3.3 KiB
PHP
Executable File
118 lines
3.3 KiB
PHP
Executable File
#!/usr/bin/php
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<?php
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$CACHEFILE_NAME="/tmp/provision_sccp_resolver.cache";
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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 $cache = array();
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function __construct() {
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if(file_exists($GLOBALS["CACHEFILE_NAME"])) {
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$this->cache = unserialize(file_get_contents($GLOBALS["CACHEFILE_NAME"]));
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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 ($this->isDirty) {
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if($f = @fopen($GLOBALS["CACHEFILE_NAME"],"w")) {
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//if(@fwrite($f,serialize(get_object_vars($this))))
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if(@fwrite($f,serialize($this->cache))) {
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@fclose($f);
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}
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} else
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die("Could not write to file ".$GLOBALS["CACHEFILE_NAME"]." at Resolver::destruct");
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}
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}
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function searchForFile($filename) {
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foreach(["settings","wallpapers","ringtones","locales/countries","locales/languages"] as $subdir) {
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$path = "$subdir/$filename";
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if (file_exists($path)) {
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$this-> addFile($filename, $path);
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return $path;
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}
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}
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throw new Exception("File '$request' does not exist");
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}
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function buildCleanCache() {
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// Intelligently walk tree
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$currentdir=getcwd();
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//foreach(["firmware","ringtones","settings"] as $subdir) {
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foreach(["firmware","ringtones"] as $subdir) {
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$dir_iterator = new RecursiveDirectoryIterator("$currentdir/$subdir");
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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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$this->addFile($file->getFileName(), $file->getPathname());
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}
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}
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}
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foreach(["locales/languages", "locales/countries", "wallpapers"] as $subdir) {
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$dir_iterator = new RecursiveDirectoryIterator("$currentdir/$subdir");
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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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$path = basename(dirname($file->getPathname()));
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$this->addFile("$path/".$file->getFileName(), $file->getPathname());
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}
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}
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}
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$this->isDirty = TRUE;
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}
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function addFile($hash, $path) {
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//echo "Rdding $hash\n";
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$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 (!stat($path)) {
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$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();
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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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