function json_clean($str)
{
$r = ensureUTF8($str);
$r = str_replace(array('\\"', '\\\''), array('"', "'"), $r);
$r = htmlentities($r, ENT_QUOTES, 'UTF-8');
return $r;
}
public function __construct(array $config = array())
{
// needed for ensure thumbs
// this is on the assumption, that not very much time was wasted
// in the header section on other stuff
$this->starttime = microtime(true);
// merge given (precedence) and default config
$this->config = (object) array_merge(self::$defaultConfig, $config);
$c =& $this->config;
// shorthand
$this->ROOT = rtrim($_SERVER['DOCUMENT_ROOT'], '\\/');
// normalize trailing
// URL sanitation -------------------------------------------------
if ($c->url === null) {
// TODO split up, chooping of should happen always,
// requiest_uri only be taken if...
$c->url = strtok($_SERVER['REQUEST_URI'], '?');
// chop off any query params
}
$c->url = rtrim($c->url, '/');
// normalize slash
$c->url = rawurldecode($c->url);
$c->origUrl = rtrim($c->url, '/');
// keep a copy for thumb
$c->url = utf8_decode($c->url);
// !! here, utf8 gets lost !!
// normalize url to forward slashes
$c->url = str_replace('\\', '/', $c->url);
// needed for title and breadcrumb
if (empty($c->url)) {
// root level?
$this->path = array();
} else {
$this->path = explode('/', trim($c->url, '/'));
}
$entries = scandir($this->ROOT . $c->url);
// http://stackoverflow.com/questions/8692764/readdir-vs-scandir
// COULDDO "dir /x" hack, around here
//
// rough draft:
// dir /x
// 11.04.2012 12:20 63.650 WORDPR~3.ZIP wordpress-05_threeKiwis-not-working.zip
// Match this ( while avoiding matching header/footer crud )
// ([\d\.]{10})\s+([\d\.]{5})
// - perhaps beware of different locale time displays? (12:20pm?)
enforce(null != $entries);
// parse directory -------------------------------------------------------------------------
foreach ($entries as $entry) {
$entryPath = $this->ROOT . $c->url . '/' . $entry;
//show readme-content (but don't list file itself)
if (preg_match('/' . $c->README . '/i', $entry) == true) {
$lines = @file($entryPath);
$this->readme_content .= "\n" . self::$tabs[$c->indent] . "<p>\n";
foreach ($lines as $line) {
$this->readme_content .= self::$tabs[$c->indent] . trim($line) . "<br/>\n";
}
$this->readme_content .= self::$tabs[$c->indent] . "</p>\n";
}
// filtering stage --------------------------------------------------------------
// make sure, excludes and moot directories don't come through...
// avoid security breaches by ../sub/../sub ...
if ($entry == '.' || $entry === '..') {
continue;
}
// never show (linux-)hidden files or folders
if (self::matches($entry, array('/^\\./i'))) {
continue;
}
// Blacklist applies to files and folders
if (self::matches($entry, $this->config->BLACKLIST)) {
continue;
}
// additional stuff not desired to be shown
if (self::matches($entry, $this->config->BLACKLIST_CUSTOM)) {
continue;
}
// Whitelist applies to files (since folders may contain dots, not extension matching)
if (!is_dir($entryPath) && !self::matches($entry, $this->config->WHITELIST)) {
continue;
}
$parts = pathinfo($entry);
$base = $parts['basename'];
// full filenname, saves (no) dot hassles..
$ext = isset($parts['extension']) ? $parts['extension'] : '';
// (defaults to default during rendering)
$ext = strtolower($ext);
// normalize to lowercase
// COULDDO: dir /x windows hack to support full utf-8 files
$item = array('type' => 'file', 'title' => 'Ansehen', 'filename' => ensureUTF8($base), 'link' => rawurlencode(ensureUTF8($base)), 'ext' => rawurlencode(strtolower($ext)), 'icon' => null, 'size' => null);
if (is_dir($entryPath)) {
// handle Directories
$item['title'] = 'Verzeichnis öffnen';
$item['type'] = 'dir';
$this->dirCount++;
$item['link'] .= '/';
//tack a slash onto dir-paths
} else {
// Handle .url Windows Favorite/Bookmark) Files
if ($item['ext'] == 'url') {
$urlfile = file($this->ROOT . $c->url . '/' . $item['filename']);
foreach ($urlfile as $line_num => $line) {
if (strstr(trim($line), 'URL=')) {
$item['type'] = 'link';
$item['link'] = trim(substr($line, 4));
$item['filesize'] = "(link)";
}
}
} else {
if (is_file($entryPath)) {
$item['size'] = filesize($entryPath);
// Window issue: negative size could mean very large (GB files)
if ($item['size'] < 0 && DIRECTORY_SEPARATOR === '\\') {
$filesystem = new COM('Scripting.FileSystemObject');
$fo = $filesystem->GetFile($entryPath);
$item['size'] = $fo->Size();
trace('windows adjustment to ' . $item['size']);
}
}
}
// statistics
$this->fileCount++;
// count (thumb-able) images for auto-mode
if ($item['type'] === 'file' && isset(self::$thumb_support[$item['ext']])) {
$this->thumbCount++;
$item['thumbID'] = "img" . $this->thumbCount;
/* needed for slideshow/direct linking */
}
if ($item['size'] != null) {
// n/a for links, undectable for some utf-8 files
$this->totalSize += $item['size'];
}
}
// determine icon to use:
// apply icon mappings ( e.g. png, tif => jpg)
// (actual $ext does survive, needed for thumnail decision)
$mappedExt = $ext;
if (isset(self::$mappings[$ext])) {
$mappedExt = self::$mappings[$ext];
}
switch ($item['type']) {
case 'file':
case 'link':
// .lnk plays along
$iconUrl = $mappedExt . '.' . $c->ICON_EXT;
break;
case 'dir':
$iconUrl = $c->ICON_FOLDER;
break;
default:
fail('unknown type');
}
$item['icon'] = $iconUrl;
if ($item['type'] == 'dir') {
//add directories in front
array_unshift($this->fileList, $item);
} else {
$this->fileList[] = $item;
}
}
//foreach $entry
// lastly, prepend parent folder. avoid on website top-level.
if ($c->SHOWPARENT && !empty($this->path)) {
array_unshift($this->fileList, array('type' => 'dir', 'title' => 'eine Ebene höher', 'filename' => '.. (one level up)', 'icon' => $c->ICON_PARENT, 'link' => '..', 'ext' => '', 'size' => null));
}
// var_dump($this->fileList);
}
public static function getAsJson($file, $force = false)
{
$json = array();
getimagesize($file, $info);
if (isset($info["APP13"])) {
$iptc = iptcparse($info["APP13"]);
if (isset($iptc['2#120'])) {
$caption = implode('|', $iptc['2#120']);
// nb: '|' should never actually appear
$caption = ensureUTF8($caption);
// since could be 'local' encoding
$caption = mysql_escape_string($caption);
// safety. stackoverflow.com/q/1162491
$json['caption'] = $caption;
}
if (isset($iptc['2#025'])) {
$json['keywords'] = $iptc['2#025'];
}
// keep as array
set_error_handler("ignoreAnyError", E_ALL);
// TOTEST, currently no exif enabled on localhost
if (function_exists('exif_read_data')) {
$json['exif'] = exif_read_data($tmpfile, 0, false);
}
// fails on a very few files (corrupt EXIF)
restore_error_handler();
}
Log::info("json for :" . $file);
Log::info($json);
return $json;
}
