nextcloud/apps/files/ajax/autocomplete.php

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<?php
//provide auto completion of paths for use with jquer ui autocomplete
// Init owncloud
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OCP\JSON::checkLoggedIn();
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// Get data
$query = $_GET['term'];
$dirOnly=(isset($_GET['dironly']))?($_GET['dironly']=='true'):false;
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if($query[0]!='/') {
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$query='/'.$query;
}
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if(substr($query, -1, 1)=='/') {
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$base=$query;
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} else {
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$base=dirname($query);
}
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$query=substr($query, strlen($base));
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if($base!='/') {
$query=substr($query, 1);
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}
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$queryLen=strlen($query);
$query=strtolower($query);
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// echo "$base - $query";
$files=array();
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if(OC_Filesystem::file_exists($base) and OC_Filesystem::is_dir($base)) {
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$dh = OC_Filesystem::opendir($base);
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if($dh) {
if(substr($base, -1, 1)!='/') {
$base=$base.'/';
}
while (($file = readdir($dh)) !== false) {
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if ($file != "." && $file != "..") {
if(substr(strtolower($file), 0, $queryLen)==$query) {
$item=$base.$file;
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if((!$dirOnly or OC_Filesystem::is_dir($item))) {
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$files[]=(object)array('id'=>$item, 'label'=>$item, 'name'=>$item);
}
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}
}
}
}
}
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OCP\JSON::encodedPrint($files);