Current File : /var/www/crm/include/Dashlets/DashletRssFeedTitle.php
<?php
/*********************************************************************************
* SugarCRM Community Edition is a customer relationship management program developed by
* SugarCRM, Inc. Copyright (C) 2004-2012 SugarCRM Inc.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License version 3 as published by the
* Free Software Foundation with the addition of the following permission added
* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
* details.
*
* You should have received a copy of the GNU Affero General Public License along with
* this program; if not, see http://www.gnu.org/licenses or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License version 3.
*
* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* SugarCRM" logo. If the display of the logo is not reasonably feasible for
* technical reasons, the Appropriate Legal Notices must display the words
* "Powered by SugarCRM".
********************************************************************************/
/**
* Class for parsing title from RSS feed, and keep default encoding (UTF-8)
* Created: Sep 12, 2011
*/
class DashletRssFeedTitle {
public $defaultEncoding = "UTF-8";
public $readBytes = 8192;
public $url;
public $cut = 70;
public $contents = "";
public $title = "";
public $endWith = "...";
public $xmlEncoding = false;
public $fileOpen = false;
public function __construct($url) {
$this->url = $url;
}
public function generateTitle() {
if ($this->readFeed()) {
$this->getTitle();
if (!empty($this->title)) {
$this->convertEncoding();
$this->cutLength();
}
}
return $this->title;
}
/**
* @todo use curl with waiting timeout instead of fopen
*/
public function readFeed() {
if ($this->url) {
$fileOpen = @fopen($this->url, 'r');
if ($fileOpen) {
$this->fileOpen = true;
$this->contents = fread($fileOpen, $this->readBytes);
fclose($fileOpen);
return true;
}
}
return false;
}
/**
*
*/
public function getTitle() {
$matches = array ();
preg_match("/<title>.*?<\/title>/i", $this->contents, $matches);
if (isset($matches[0])) {
$this->title = str_replace(array('<![CDATA[', '<title>', '</title>', ']]>'), '', $matches[0]);
}
}
public function cutLength() {
if (mb_strlen(trim($this->title), $this->defaultEncoding) > $this->cut) {
$this->title = mb_substr($this->title, 0, $this->cut, $this->defaultEncoding) . $this->endWith;
}
}
private function _identifyXmlEncoding() {
$matches = array ();
preg_match('/encoding\=*\".*?\"/', $this->contents, $matches);
if (isset($matches[0])) {
$this->xmlEncoding = trim(str_replace('encoding="', '"', $matches[0]), '"');
}
}
public function convertEncoding() {
$this->_identifyXmlEncoding();
if ($this->xmlEncoding && $this->xmlEncoding != $this->defaultEncoding) {
$this->title = iconv($this->xmlEncoding, $this->defaultEncoding, $this->title);
}
}
}
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