150 lines
4.2 KiB
PHP
150 lines
4.2 KiB
PHP
<?php
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/*
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+--------------------------------------------------------------------+
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| CiviCRM version 4.7 |
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+--------------------------------------------------------------------+
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| Copyright CiviCRM LLC (c) 2004-2017 |
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+--------------------------------------------------------------------+
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| This file is a part of CiviCRM. |
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| CiviCRM is free software; you can copy, modify, and distribute it |
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| under the terms of the GNU Affero General Public License |
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| Version 3, 19 November 2007 and the CiviCRM Licensing Exception. |
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| CiviCRM is distributed in the hope that it will be useful, but |
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| WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| See the GNU Affero General Public License for more details. |
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| You should have received a copy of the GNU Affero General Public |
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| License and the CiviCRM Licensing Exception along |
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| with this program; if not, contact CiviCRM LLC |
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| at info[AT]civicrm[DOT]org. If you have questions about the |
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| GNU Affero General Public License or the licensing of CiviCRM, |
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| see the CiviCRM license FAQ at http://civicrm.org/licensing |
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+--------------------------------------------------------------------+
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*/
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/**
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* @package CRM
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* @copyright CiviCRM LLC (c) 2004-2017
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*/
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class CRM_Utils_XML {
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/**
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* Read a well-formed XML file
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*
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* @param $file
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*
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* @return array
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* (0 => SimpleXMLElement|FALSE, 1 => errorMessage|FALSE)
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*/
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public static function parseFile($file) {
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$xml = FALSE; // SimpleXMLElement
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$error = FALSE; // string
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if (!file_exists($file)) {
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$error = 'File ' . $file . ' does not exist.';
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}
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else {
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$oldLibXMLErrors = libxml_use_internal_errors();
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libxml_use_internal_errors(TRUE);
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$xml = simplexml_load_file($file,
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'SimpleXMLElement', LIBXML_NOCDATA
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);
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if ($xml === FALSE) {
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$error = self::formatErrors(libxml_get_errors());
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}
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libxml_use_internal_errors($oldLibXMLErrors);
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}
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return array($xml, $error);
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}
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/**
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* Read a well-formed XML file
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*
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* @param $string
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*
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* @return array
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* (0 => SimpleXMLElement|FALSE, 1 => errorMessage|FALSE)
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*/
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public static function parseString($string) {
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$xml = FALSE; // SimpleXMLElement
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$error = FALSE; // string
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$oldLibXMLErrors = libxml_use_internal_errors();
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libxml_use_internal_errors(TRUE);
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$xml = simplexml_load_string($string,
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'SimpleXMLElement', LIBXML_NOCDATA
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);
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if ($xml === FALSE) {
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$error = self::formatErrors(libxml_get_errors());
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}
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libxml_use_internal_errors($oldLibXMLErrors);
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return array($xml, $error);
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}
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/**
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* @param $errors
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*
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* @return string
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*/
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protected static function formatErrors($errors) {
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$messages = array();
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foreach ($errors as $error) {
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if ($error->level != LIBXML_ERR_ERROR && $error->level != LIBXML_ERR_FATAL) {
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continue;
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}
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$parts = array();
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if ($error->file) {
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$parts[] = "File=$error->file";
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}
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$parts[] = "Line=$error->line";
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$parts[] = "Column=$error->column";
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$parts[] = "Code=$error->code";
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$messages[] = implode(" ", $parts) . ": " . trim($error->message);
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}
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return implode("\n", $messages);
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}
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/**
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* Convert an XML element to an array.
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*
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* @param $obj
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* SimpleXMLElement.
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*
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* @return array
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*/
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public static function xmlObjToArray($obj) {
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$arr = array();
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if (is_object($obj)) {
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$obj = get_object_vars($obj);
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}
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if (is_array($obj)) {
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foreach ($obj as $i => $v) {
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if (is_object($v) || is_array($v)) {
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$v = self::xmlObjToArray($v);
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}
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if (empty($v)) {
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$arr[$i] = NULL;
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}
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else {
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$arr[$i] = $v;
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}
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}
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}
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return $arr;
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}
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}
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