--- a/busui/owa/owa_news.php +++ b/busui/owa/owa_news.php @@ -1,1 +1,162 @@ - +<?php + +// +// Open Web Analytics - An Open Source Web Analytics Framework +// +// Copyright 2006 Peter Adams. All rights reserved. +// +// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +// $Id$ +// + +require_once(OWA_BASE_DIR.'/owa_env.php'); +require_once(OWA_INCLUDE_DIR.'/lastRSS.php'); +require_once(OWA_BASE_DIR.'/owa_httpRequest.php'); + +/** + * Grabs the OWA News Feed from the OWA Blog. + * + * @author Peter Adams <peter@openwebanalytics.com> + * @copyright Copyright © 2006 Peter Adams <peter@openwebanalytics.com> + * @license http://www.gnu.org/copyleft/gpl.html GPL v2.0 + * @category owa + * @package owa + * @version $Revision$ + * @since owa 1.0.0 + */ + +class owa_news extends lastRSS { + + /** + * Configuration + * + * @var array + */ + var $config; + + /** + * Error handler + * + * @var object + */ + var $e; + + var $crawler; + + function owa_news() { + + $c = &owa_coreAPI::configSingleton(); + $this->config = $c->fetch('base'); + $this->e = &owa_coreAPI::errorSingleton(); + $this->crawler = new owa_http; + $this->crawler->read_timeout = 20; + $this->cache_dir = ''; + $this->date_format = "F j, Y"; + $this->CDATA = 'content'; + $this->items_limit = 3; + return; + } + + /** + * This is a redefined Parse function that uses Snoopy to fetch + * the file instead of fopen. + * + * @param unknown_type $rss_url + * @return unknown + */ + function Parse ($rss_url) { + // Open and load RSS file + + $this->crawler->getRequest($rss_url); + $rss_content = $this->crawler->response; + + if (!empty($rss_content)) { + + // Parse document encoding + $result['encoding'] = $this->my_preg_match("'encoding=[\'\"](.*?)[\'\"]'si", $rss_content); + // if document codepage is specified, use it + if ($result['encoding'] != '') + { $this->rsscp = $result['encoding']; } // This is used in my_preg_match() + // otherwise use the default codepage + else + { $this->rsscp = $this->default_cp; } // This is used in my_preg_match() + + // Parse CHANNEL info + preg_match("'<channel.*?>(.*?)</channel>'si", $rss_content, $out_channel); + foreach($this->channeltags as $channeltag) + { + $temp = $this->my_preg_match("'<$channeltag.*?>(.*?)</$channeltag>'si", $out_channel[1]); + if ($temp != '') $result[$channeltag] = $temp; // Set only if not empty + } + // If date_format is specified and lastBuildDate is valid + if ($this->date_format != '' && ($timestamp = strtotime($result['lastBuildDate'])) !==-1) { + // convert lastBuildDate to specified date format + $result['lastBuildDate'] = date($this->date_format, $timestamp); + } + + // Parse TEXTINPUT info + preg_match("'<textinput(|[^>]*[^/])>(.*?)</textinput>'si", $rss_content, $out_textinfo); + // This a little strange regexp means: + // Look for tag <textinput> with or without any attributes, but skip truncated version <textinput /> (it's not beggining tag) + if (isset($out_textinfo[2])) { + foreach($this->textinputtags as $textinputtag) { + $temp = $this->my_preg_match("'<$textinputtag.*?>(.*?)</$textinputtag>'si", $out_textinfo[2]); + if ($temp != '') $result['textinput_'.$textinputtag] = $temp; // Set only if not empty + } + } + // Parse IMAGE info + preg_match("'<image.*?>(.*?)</image>'si", $rss_content, $out_imageinfo); + if (isset($out_imageinfo[1])) { + foreach($this->imagetags as $imagetag) { + $temp = $this->my_preg_match("'<$imagetag.*?>(.*?)</$imagetag>'si", $out_imageinfo[1]); + if ($temp != '') $result['image_'.$imagetag] = $temp; // Set only if not empty + } + } + // Parse ITEMS + preg_match_all("'<item(| .*?)>(.*?)</item>'si", $rss_content, $items); + $rss_items = $items[2]; + $i = 0; + $result['items'] = array(); // create array even if there are no items + foreach($rss_items as $rss_item) { + // If number of items is lower then limit: Parse one item + if ($i < $this->items_limit || $this->items_limit == 0) { + foreach($this->itemtags as $itemtag) { + $temp = $this->my_preg_match("'<$itemtag.*?>(.*?)</$itemtag>'si", $rss_item); + if ($temp != '') $result['items'][$i][$itemtag] = $temp; // Set only if not empty + } + // Strip HTML tags and other bullshit from DESCRIPTION + if ($this->stripHTML && $result['items'][$i]['description']) + $result['items'][$i]['description'] = strip_tags($this->unhtmlentities(strip_tags($result['items'][$i]['description']))); + // Strip HTML tags and other bullshit from TITLE + if ($this->stripHTML && $result['items'][$i]['title']) + $result['items'][$i]['title'] = strip_tags($this->unhtmlentities(strip_tags($result['items'][$i]['title']))); + // If date_format is specified and pubDate is valid + if ($this->date_format != '' && ($timestamp = strtotime($result['items'][$i]['pubDate'])) !==-1) { + // convert pubDate to specified date format + $result['items'][$i]['pubDate'] = date($this->date_format, $timestamp); + } + // Item counter + $i++; + } + } + + $result['items_count'] = $i; + return $result; + } + else // Error in opening return False + { + $this->e->notice('no rss content found at: '.$rss_url); + return False; + } + } + +} + +?>