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[Phpgroupware-cvs] phpgwapi/inc/class.rssparser.inc.php, 1.5
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Subject: |
[Phpgroupware-cvs] phpgwapi/inc/class.rssparser.inc.php, 1.5 |
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Date: |
Thu, 30 Dec 2004 07:47:31 +0100 |
Update of /phpgwapi/inc
Added Files:
Branch:
class.rssparser.inc.php
date: 2004/12/30 06:47:31; author: skwashd; state: Exp; lines: +43 -89
Log Message:
new HEAD
=====================================================================
<?php
/**
* RSSparser for parsing RDF/RSS XML data
* @author Jeremey Barrett <address@hidden>
* @copyright Copyright (C) 2000 Jeremey Barrett
* @copyright Portions Copyright (C) 2003,2004 Free Software Foundation,
Inc. http://www.fsf.org/
* @license http://www.fsf.org/licenses/lgpl.html GNU Lesser General
Public License
* @package phpgwapi
* @subpackage communication
* @version $Id: class.rssparser.inc.php,v 1.5 2004/12/30 06:47:31
skwashd Exp $
* @link http://nwow.org
* @internal Version 0.4
* @internal Width and height tags in image not supported, some other
tags not supported
* @internal This requires PHP's XML routines. You must configure PHP
with --with-xml.
*/
/**
* Add element start to $GLOBALS['_rss']
*
* @param $parser unused
* @param string $elem Element type: CHANNEL, IMAGE, ITEM, TITLE, LINK,
DESCRIPTION, URL
* @param $attrs unused
*/
function _rssparse_start_elem ($parser, $elem, $attrs)
{
switch($elem)
{
case 'CHANNEL':
$GLOBALS['_rss']->depth++;
$GLOBALS['_rss']->state[$GLOBALS['_rss']->depth] = 'channel';
$GLOBALS['_rss']->tmptitle[$GLOBALS['_rss']->depth] = '';
$GLOBALS['_rss']->tmplink[$GLOBALS['_rss']->depth] = '';
$GLOBALS['_rss']->tmpdesc[$GLOBALS['_rss']->depth] = '';
break;
case 'IMAGE':
$GLOBALS['_rss']->depth++;
$GLOBALS['_rss']->state[$GLOBALS['_rss']->depth] = 'image';
$GLOBALS['_rss']->tmptitle[$GLOBALS['_rss']->depth] = '';
$GLOBALS['_rss']->tmplink[$GLOBALS['_rss']->depth] = '';
$GLOBALS['_rss']->tmpdesc[$GLOBALS['_rss']->depth] = '';
$GLOBALS['_rss']->tmpurl[$GLOBALS['_rss']->depth] = '';
break;
case 'ITEM':
$GLOBALS['_rss']->depth++;
$GLOBALS['_rss']->state[$GLOBALS['_rss']->depth] = 'item';
$GLOBALS['_rss']->tmptitle[$GLOBALS['_rss']->depth] = '';
$GLOBALS['_rss']->tmplink[$GLOBALS['_rss']->depth] = '';
$GLOBALS['_rss']->tmpdesc[$GLOBALS['_rss']->depth] = '';
break;
case 'TITLE':
$GLOBALS['_rss']->depth++;
$GLOBALS['_rss']->state[$GLOBALS['_rss']->depth] = 'title';
break;
case 'LINK':
$GLOBALS['_rss']->depth++;
$GLOBALS['_rss']->state[$GLOBALS['_rss']->depth] = 'link';
break;
case 'DESCRIPTION':
$GLOBALS['_rss']->depth++;
$GLOBALS['_rss']->state[$GLOBALS['_rss']->depth] = 'desc';
break;
case 'URL':
$GLOBALS['_rss']->depth++;
$GLOBALS['_rss']->state[$GLOBALS['_rss']->depth] = 'url';
break;
}
}
/**
* Add element end to $GLOBALS['_rss']
*
* @param $parser unused
* @param string $elem Element type: CHANNEL, IMAGE, ITEM, TITLE, LINK,
DESCRIPTION, URL
*/
function _rssparse_end_elem ($parser, $elem)
{
switch ($elem)
{
case 'CHANNEL':
$GLOBALS['_rss']->set_channel(
$GLOBALS['_rss']->tmptitle[$GLOBALS['_rss']->depth],
$GLOBALS['_rss']->tmplink[$GLOBALS['_rss']->depth],
$GLOBALS['_rss']->tmpdesc[$GLOBALS['_rss']->depth]
);
$GLOBALS['_rss']->depth--;
break;
case 'IMAGE':
$GLOBALS['_rss']->set_image(
$GLOBALS['_rss']->tmptitle[$GLOBALS['_rss']->depth],
$GLOBALS['_rss']->tmplink[$GLOBALS['_rss']->depth],
$GLOBALS['_rss']->tmpdesc[$GLOBALS['_rss']->depth],
$GLOBALS['_rss']->tmpurl[$GLOBALS['_rss']->depth]
);
$GLOBALS['_rss']->depth--;
break;
case 'ITEM':
$GLOBALS['_rss']->add_item(
$GLOBALS['_rss']->tmptitle[$GLOBALS['_rss']->depth],
$GLOBALS['_rss']->tmplink[$GLOBALS['_rss']->depth],
$GLOBALS['_rss']->tmpdesc[$GLOBALS['_rss']->depth]
);
$GLOBALS['_rss']->depth--;
break;
case 'TITLE':
$GLOBALS['_rss']->depth--;
break;
case 'LINK':
$GLOBALS['_rss']->depth--;
break;
case 'DESCRIPTION':
$GLOBALS['_rss']->depth--;
break;
case 'URL':
$GLOBALS['_rss']->depth--;
break;
}
}
/**
* Add element data to $GLOBALS['_rss']
*
* @param $parser unused
* @param string $data Element data
*/
function _rssparse_elem_data ($parser, $data)
{
switch ($GLOBALS['_rss']->state[$GLOBALS['_rss']->depth])
{
case 'title':
$GLOBALS['_rss']->tmptitle[($GLOBALS['_rss']->depth - 1)] .= $data;
break;
case 'link':
$GLOBALS['_rss']->tmplink[($GLOBALS['_rss']->depth - 1)] .= $data;
break;
case 'desc':
$GLOBALS['_rss']->tmpdesc[($GLOBALS['_rss']->depth - 1)] .= $data;
break;
case 'url':
$GLOBALS['_rss']->tmpurl[($GLOBALS['_rss']->depth - 1)] .= $data;
break;
}
}
/**
* RSSparser for parsing RDF/RSS XML data
*
* @package phpgwapi
* @subpackage communication
*/
class rssparser
{
var $title;
var $link;
var $desc;
var $items = array();
var $nitems;
var $image = array();
var $state = array();
var $tmptitle = array();
var $tmplink = array();
var $tmpdesc = array();
var $tmpurl = array();
var $depth;
function rssparser()
{
$this->nitems = 0;
$this->depth = 0;
}
function set_channel($in_title, $in_link, $in_desc)
{
$this->title = $in_title;
$this->link = $in_link;
$this->desc = $in_desc;
}
function set_image($in_title, $in_link, $in_desc, $in_url)
{
$this->image['title'] = $in_title;
$this->image['link'] = $in_link;
$this->image['desc'] = $in_desc;
$this->image['url'] = $in_url;
}
function add_item($in_title, $in_link, $in_desc)
{
$this->items[$this->nitems]['title'] = $in_title;
$this->items[$this->nitems]['link'] = $in_link;
$this->items[$this->nitems]['desc'] = $in_desc;
$this->nitems++;
}
function parse($fp)
{
$xml_parser = xml_parser_create();
xml_set_element_handler($xml_parser,
'_rssparse_start_elem', '_rssparse_end_elem');
xml_set_character_data_handler($xml_parser,
'_rssparse_elem_data');
while ($data = fread($fp, 4096))
{
if (!xml_parse($xml_parser, $data, feof($fp)))
{
return 1;
}
}
xml_parser_free($xml_parser);
return 0;
}
}
function rssparse ($fp)
{
$GLOBALS['_rss'] = new rssparser();
if ($GLOBALS['_rss']->parse($fp))
{
return 0;
}
return $GLOBALS['_rss'];
}
?>