136 lines
4.7 KiB
PHP
Executable File
136 lines
4.7 KiB
PHP
Executable File
<?php
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/**
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*
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* SugarCRM Community Edition is a customer relationship management program developed by
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* SugarCRM, Inc. Copyright (C) 2004-2013 SugarCRM Inc.
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*
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* SuiteCRM is an extension to SugarCRM Community Edition developed by SalesAgility Ltd.
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* Copyright (C) 2011 - 2018 SalesAgility Ltd.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU Affero General Public License version 3 as published by the
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* Free Software Foundation with the addition of the following permission added
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* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
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* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
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* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Affero General Public License along with
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* this program; if not, see http://www.gnu.org/licenses or write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA.
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*
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* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
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* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "Powered by
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* SugarCRM" logo and "Supercharged by SuiteCRM" logo. If the display of the logos is not
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* reasonably feasible for technical reasons, the Appropriate Legal Notices must
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* display the words "Powered by SugarCRM" and "Supercharged by SuiteCRM".
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*/
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/**
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* Class for parsing title from RSS feed, and keep default encoding (UTF-8)
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* Created: Sep 12, 2011
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*/
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#[\AllowDynamicProperties]
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class DashletRssFeedTitle
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{
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public $defaultEncoding = "UTF-8";
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public $readBytes = 8192;
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public $url;
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public $cut = 70;
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public $contents = "";
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public $title = "";
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public $endWith = "...";
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public $xmlEncoding = false;
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public $fileOpen = false;
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public function __construct($url)
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{
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$this->url = $url;
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}
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public function generateTitle()
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{
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if ($this->readFeed()) {
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$this->getTitle();
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if (!empty($this->title)) {
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$this->convertEncoding();
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$this->cutLength();
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}
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}
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return $this->title;
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}
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/**
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* @todo use curl with waiting timeout instead of fopen
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*/
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public function readFeed()
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{
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if ($this->url) {
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if (!in_array(strtolower(parse_url((string) $this->url, PHP_URL_SCHEME)), array("http", "https"), true)) {
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return false;
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}
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$fileOpen = @fopen($this->url, 'rb');
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if ($fileOpen) {
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$this->fileOpen = true;
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$this->contents = fread($fileOpen, $this->readBytes);
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fclose($fileOpen);
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return true;
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}
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}
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return false;
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}
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/**
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*
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*/
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public function getTitle()
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{
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$matches = array();
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preg_match("/<title>(.*?)<\/title>/i", (string) $this->contents, $matches);
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if (isset($matches[0])) {
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$match = $matches[0];
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if (isset($matches[1])) {
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$match = '<title>' . htmlentities($matches[1] ?? '') . '</title>';
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}
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$this->title = str_replace(array('<![CDATA[', '<title>', '</title>', ']]>'), '', $match);
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}
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}
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public function cutLength()
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{
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if (mb_strlen(trim($this->title), $this->defaultEncoding) > $this->cut) {
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$this->title = mb_substr($this->title, 0, $this->cut, $this->defaultEncoding) . $this->endWith;
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}
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}
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private function _identifyXmlEncoding()
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{
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$matches = array();
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preg_match('/encoding\=*\".*?\"/', (string) $this->contents, $matches);
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if (isset($matches[0])) {
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$this->xmlEncoding = trim(str_replace('encoding="', '"', $matches[0]), '"');
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}
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}
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public function convertEncoding()
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{
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$this->_identifyXmlEncoding();
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if ($this->xmlEncoding && $this->xmlEncoding != $this->defaultEncoding) {
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$this->title = iconv($this->xmlEncoding, $this->defaultEncoding, $this->title);
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}
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}
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}
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