westdc-zf1/application/default/controllers/FilelistController.php

<?php
class FilelistController extends Zend_Controller_Action {
    function indexAction() {
        $uuid=$this->_request->getParam('uuid');
        $filelist=new FilelistTable();
        $adapter=$filelist->getAdapter();
        $db=$adapter->query("select file_name,file_path,id,meta_uuid from westdc_fileinfo where meta_uuid='$uuid' order by id");
        $files=$db->fetchAll();
        $documents=array();
        $i=0;
        foreach($files as $file) {
            $fileName=$file['file_name'];
            $pathArray=explode("/",$fileName);
            if(empty($pathArray[2])) {
                $documents[$i] = $file;
                $i++;
            }
        }
        $this->_helper->layout()->disableLayout();
        $this->_helper->viewRenderer->setNoRender();
        echo Zend_Json::encode($documents);
    }
    function subAction() {
        $uuid=$this->_request->getParam('uuid');
        $id=$this->_request->getParam('id');
        $filelist=new FilelistTable();
        $adapter=$filelist->getAdapter();
        $subPath=$adapter->fetchOne("select file_name from westdc_fileinfo where id='$id'");
        $db=$adapter->query("select file_name,file_path,id,meta_uuid from westdc_fileinfo where meta_uuid='$uuid' order by id");
        $files=$db->fetchAll();
        $documents=array();
        $i=0;
        foreach($files as $subFile) {
            if(substr($subFile['file_name'], 0,strlen($subPath))==$subPath) {// start with "/a/"
                $subFilePath=str_replace($subPath, '', $subFile['file_name']);
                if(!empty($subFilePath)) {
                    $pos = strpos($subFilePath, '/');
                    $pathArray=explode("/",$subFilePath);

                    if(empty($pathArray[1])) {
                        $documents[$i] = $subFile;
                        if ($pos === false) {
                            $documents[$i]['file_name']=$subPath.$pathArray[0];
                        } else {
                            $documents[$i]['file_name']=$subPath.$pathArray[0].'/';
                        }
                        $i++;
                    }

                }
            }
        }
        $this->_helper->layout()->disableLayout();
        $this->_helper->viewRenderer->setNoRender();
        echo Zend_Json::encode($documents);
    }

}