<?php
/**
* LICENSE
*
* This source file is subject to the new BSD license
* It is available through the world-wide-web at this URL:
* http://www.petala-azul.com/bsd.txt
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to geral@petala-azul.com so we can send you a copy immediately.
*
* @package Bvb_Grid
* @author Bento Vilas Boas <geral@petala-azul.com>
* @copyright 2010 ZFDatagrid
* @license http://www.petala-azul.com/bsd.txt New BSD License
* @version $Id$
* @link http://zfdatagrid.com
*/
class Bvb_Grid_Source_Json extends Bvb_Grid_Source_Array {
public function __construct($array, $loop = null, $columns = null, $cache = null)
{
$this->setCache($cache);
$cache = $this->getCache();
$array = trim($array);
if ($array[0] != '[' && $array[0] != '{') {
if ($cache['enable'] == true) {
if (($result = $cache['instance']->load(md5($array))) === false) {
$result = file_get_contents($array);
$cache['instance']->save($result, md5($array), array($this->_cache['tag']));
}
} else {
$result = file_get_contents($array);
}
} else {
$result = $array;
}
$xml = Zend_Json::decode($result, true);
$cols = explode(',', $loop);
if (is_array($cols) && count($cols) > 1) {
foreach ($cols as $value) {
$xml = $xml[$value];
}
}
//Remove possible arrays
foreach ($xml as $x1 => $f1) {
foreach ($f1 as $key => $final) {
if (!is_scalar($final)) {
unset($xml[$x1][$key]);
}
}
}
if (is_array($columns) && count($columns) == count($xml[0])) {
foreach ($columns as $value) {
if (is_string($value))
$columns = $columns[$value];
}
} else {
$columns = array_keys(reset($xml));
}
$this->_fields = $columns;
$this->_rawResult = $xml;
$this->_sourceName = 'json';
return $this;
}
}
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