news_rss.php

<?php
# MantisBT - A PHP based bugtracking system

# MantisBT is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# MantisBT 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with MantisBT.  If not, see <http://www.gnu.org/licenses/>.

/**
 * @package MantisBT
 * @copyright Copyright (C) 2000 - 2002  Kenzaburo Ito - kenito@300baud.org
 * @copyright Copyright (C) 2002 - 2011  MantisBT Team - mantisbt-dev@lists.sourceforge.net
 * @link http://www.mantisbt.org
 *
 * @uses core.php
 * @uses access_api.php
 * @uses config_api.php
 * @uses constant_inc.php
 * @uses gpc_api.php
 * @uses lang_api.php
 * @uses news_api.php
 * @uses project_api.php
 * @uses rss_api.php
 * @uses string_api.php
 * @uses user_api.php
 * @uses utility_api.php
 * @uses rssbuilder/class.RSSBuilder.inc.php
 */

/**
 * MantisBT Core API's
 */
require_once( 'core.php' );
require_api( 'access_api.php' );
require_api( 'config_api.php' );
require_api( 'constant_inc.php' );
require_api( 'gpc_api.php' );
require_api( 'lang_api.php' );
require_api( 'news_api.php' );
require_api( 'project_api.php' );
require_api( 'rss_api.php' );
require_api( 'string_api.php' );
require_api( 'user_api.php' );
require_api( 'utility_api.php' );
require_lib( 'rssbuilder' . DIRECTORY_SEPARATOR . 'class.RSSBuilder.inc.php' );

$f_username = gpc_get_string( 'username', null );
$f_key = gpc_get_string( 'key', null );
$f_project_id = gpc_get_int( 'project_id', ALL_PROJECTS );

news_ensure_enabled();

# make sure RSS syndication is enabled.
if ( OFF == config_get( 'rss_enabled' ) ) {
	access_denied();
}

# authenticate the user
if ( $f_username !== null ) {
	if ( !rss_login( $f_username, $f_key ) ) {
		access_denied();
	}
} else {
	if ( OFF == config_get( 'allow_anonymous_login' ) ) {
		access_denied();
	}
}

# Make sure that the current user has access to the selected project (if not ALL PROJECTS).
if ( $f_project_id != ALL_PROJECTS ) {
	access_ensure_project_level( VIEWER, $f_project_id );
}

# construct rss file

$encoding = 'utf-8';
$about = config_get( 'path' );
$title = string_rss_links( config_get( 'window_title' ) . ' - ' . lang_get( 'news' ) );

if ( $f_username !== null ) {
	$title .= " - ($f_username)";
}

$description = $title;
$image_link = config_get( 'path' ) . 'images/mantis_logo_button.gif';

# only rss 2.0
$category = string_rss_links( project_get_name( $f_project_id ) );

# in minutes (only rss 2.0)
$cache = '60';

$rssfile = new RSSBuilder(	$encoding, $about, $title, $description,
				$image_link, $category, $cache);

# person, an organization, or a service
$publisher = '';

# person, an organization, or a service
$creator = '';

$date = (string) date( 'r' );
$language = lang_get( 'phpmailer_language' );
$rights = '';

# spatial location , temporal period or jurisdiction
$coverage = (string) '';

# person, an organization, or a service
$contributor = (string) '';

$rssfile->addDCdata( $publisher, $creator, $date, $language, $rights, $coverage, $contributor );

# hourly / daily / weekly / ...
$period = (string) 'daily';

# every X hours/days/...
$frequency = (int) 1;

$base = (string) date('Y-m-d\TH:i:sO');

# add missing : in the O part of the date.  PHP 5 supports a 'c' format which will output the format
# exactly as we want it.
# // 2002-10-02T10:00:00-0500 -> // 2002-10-02T10:00:00-05:00
$base = utf8_substr( $base, 0, 22 ) . ':' . utf8_substr( $base, -2 );

$rssfile->addSYdata( $period, $frequency, $base );

$news_rows = news_get_limited_rows( 0 /* offset */, $f_project_id );
$t_news_count = count( $news_rows );

# Loop through results
for ( $i = 0; $i < $t_news_count; $i++ ) {
	$row = $news_rows[$i];
	extract( $row, EXTR_PREFIX_ALL, 'v' );

	# skip news item if private, or
	# belongs to a private project (will only happen
	if ( VS_PRIVATE == $v_view_state ) {
		continue;
	}

	$v_headline 	= string_rss_links( $v_headline );
	$v_body 	= string_rss_links( $v_body );

	$about = $link = config_get( 'path' ) . "news_view_page.php?news_id=$v_id";
	$title = $v_headline;
	$description = $v_body;

	# optional DC value
	$subject = $title;

	# optional DC value
	$date = $v_date_posted;

	# author of item
	$author = '';
	if ( access_has_global_level( config_get( 'show_user_email_threshold' ) ) ) {
		$t_author_name = string_rss_links( user_get_name( $v_poster_id ) );
		$t_author_email = user_get_field( $v_poster_id, 'email' );

		if ( !is_blank( $t_author_email ) ) {
			if ( !is_blank( $t_author_name ) ) {
				$author = $t_author_name . ' &lt;' . $t_author_email . '&gt;';
			} else {
				$author = $t_author_email;
			}
		}
	}

	# $comments = 'http://www.example.com/sometext.php?somevariable=somevalue&comments=1';	# url to comment page rss 2.0 value
	$comments = '';

	# optional mod_im value for dispaying a different pic for every item
	$image = '';

	$rssfile->addRSSItem( $about, $title, $link, $description, $subject, $date,
				$author, $comments, $image);
}

/** @todo consider making this a configuration option - 0.91 / 1.0 / 2.0 */
$version = '2.0';

$rssfile->outputRSS( $version );