mirror of
https://github.com/moodle/moodle.git
synced 2025-01-19 14:27:22 +01:00
224 lines
9.4 KiB
PHP
224 lines
9.4 KiB
PHP
<?php //$Id$
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require_once('../../config.php');
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require_once($CFG->libdir .'/rsslib.php');
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require_once(MAGPIE_DIR .'rss_fetch.inc');
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require_login();
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global $USER;
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//ensure that the logged in user is not using the guest account
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if (isset($_SERVER['HTTP_REFERER'])) {
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$referrer = $_SERVER['HTTP_REFERER'];
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} else {
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$referrer = $CFG->wwwroot;
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}
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if (isguest()) {
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error(get_string('noguestpost', 'forum'), $referrer);
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}
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optional_variable($act, 'none');
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optional_variable($rssid, 'none');
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optional_variable($courseid, 'none');
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optional_variable($url);
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optional_variable($preferredtitle, '');
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optional_variable($item);
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if (!defined('MAGPIE_OUTPUT_ENCODING')) {
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define('MAGPIE_OUTPUT_ENCODING', get_string('thischarset')); // see bug 3107
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}
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$straddedit = get_string('block_rss_feeds_add_edit', 'block_rss_client');
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if ( isadmin() ) {
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$stradmin = get_string('administration');
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$strconfiguration = get_string('configuration');
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$navigation = "<a href=\"$CFG->wwwroot/$CFG->admin/index.php\">$stradmin</a> -> ".
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"<a href=\"$CFG->wwwroot/$CFG->admin/configure.php\">$strconfiguration</a> -> $straddedit";
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} else if ($courseid != 'none' && $course = get_record('course', 'id', $courseid) ) {
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$navigation = "<a href=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->shortname</a> -> $straddedit";
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} else {
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$navigation = $straddedit;
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}
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print_header(get_string('block_rss_feeds_add_edit', 'block_rss_client'),
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get_string('block_rss_feeds_add_edit', 'block_rss_client'),
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$navigation );
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//check to make sure that the user is allowed to post new feeds
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$submitters = $CFG->block_rss_client_submitters;
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$isteacher = false;
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if ($courseid != 'none') {
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$isteacher = isteacher($courseid);
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}
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//if the user is an admin or course teacher then allow the user to
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//assign categories to other uses than personal
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if (!( isadmin() || $submitters == SUBMITTERS_ALL_ACCOUNT_HOLDERS || ($submitters == SUBMITTERS_ADMIN_AND_TEACHER && $isteacher) ) ) {
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error(get_string('noguestpost', 'forum'), $referrer);
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}
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if ($act == 'none') {
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rss_display_feeds();
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rss_get_form($act, $url, $rssid, $preferredtitle);
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} else if ($act == 'updfeed') {
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require_variable($url);
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// By capturing the output from fetch_rss this way
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// error messages do not display and clutter up the moodle interface
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// however, we do lose out on seeing helpful messages like "cache hit", etc.
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ob_start();
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$rss = fetch_rss($url);
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$rsserror = ob_get_contents();
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ob_end_clean();
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$dataobject->id = $rssid;
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if ($rss === false) {
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$dataobject->description = '';
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$dataobject->title = '';
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$dataobject->preferredtitle = '';
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} else {
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$dataobject->description = addslashes(rss_unhtmlentities($rss->channel['description']));
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$dataobject->title = addslashes(rss_unhtmlentities($rss->channel['title']));
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$dataobject->preferredtitle = addslashes($preferredtitle);
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}
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$dataobject->url = addslashes($url);
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if (!update_record('block_rss_client', $dataobject)) {
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error('There was an error trying to update rss feed with id:'. $rssid);
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}
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redirect($referrer, get_string('block_rss_feed_updated', 'block_rss_client'));
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/* rss_display_feeds();
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rss_get_form($act, $dataobject->url, $rssid, $dataobject->preferredtitle);
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*/
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} else if ($act == 'addfeed' ) {
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require_variable($url);
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$dataobject->userid = $USER->id;
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$dataobject->description = '';
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$dataobject->title = '';
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$dataobject->url = addslashes($url);
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$dataobject->preferredtitle = addslashes($preferredtitle);
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$rssid = insert_record('block_rss_client', $dataobject);
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if (!$rssid) {
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error('There was an error trying to add a new rss feed:'. $url);
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}
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// By capturing the output from fetch_rss this way
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// error messages do not display and clutter up the moodle interface
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// however, we do lose out on seeing helpful messages like "cache hit", etc.
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ob_start();
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$rss = fetch_rss($url);
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$rsserror = ob_get_contents();
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ob_end_clean();
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if ($rss === false) {
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$message = 'There was an error loading this rss feed. You may want to verify the url you have specified before using it.'; //Daryl Hawes note: localize this line
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} else {
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$dataobject->id = $rssid;
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if (!empty($rss->channel['description'])) {
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$dataobject->description = addslashes(rss_unhtmlentities($rss->channel['description']));
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}
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if (!empty($rss->channel['title'])) {
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$dataobject->title = addslashes(rss_unhtmlentities($rss->channel['title']));
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}
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if (!update_record('block_rss_client', $dataobject)) {
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error('There was an error trying to update rss feed with id:'. $rssid);
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}
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$message = get_string('block_rss_feed_added', 'block_rss_client');
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}
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redirect($referrer, $message);
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/*
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rss_display_feeds();
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rss_get_form($act, $dataobject->url, $dataobject->id, $dataobject->preferredtitle);
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*/
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} else if ( $act == 'rss_edit') {
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$rss_record = get_record('block_rss_client', 'id', $rssid);
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$preferredtitle = stripslashes_safe($rss_record->preferredtitle);
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if (empty($preferredtitle)) {
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$preferredtitle = stripslashes_safe($rss_record->title);
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}
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$url = stripslashes_safe($rss_record->url);
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rss_display_feeds('', $rssid);
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rss_get_form($act, $url, $rssid, $preferredtitle);
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} else if ($act == 'delfeed') {
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$file = $CFG->dataroot .'/cache/rsscache/'. $rssid .'.xml';
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if (file_exists($file)) {
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unlink($file);
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}
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// echo "DEBUG: act = delfeed"; //debug
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//Daryl Hawes note: convert this sql statement to a moodle function call
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$sql = 'DELETE FROM '. $CFG->prefix .'block_rss_client WHERE id='. $rssid;
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$res= $db->Execute($sql);
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redirect($referrer, get_string('block_rss_feed_deleted', 'block_rss_client') );
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/* rss_display_feeds();
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rss_get_form($act, $url, $rssid, $preferredtitle);
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*/
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} else if ($act == 'view') {
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// echo $sql; //debug
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// print_object($res); //debug
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$rss_record = get_record('block_rss_client', 'id', $rssid);
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if (!$rss_record->id) {
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print '<strong>'. get_string('block_rss_could_not_find_feed', 'block_rss_client') .': '. $rssid .'</strong>';
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} else {
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// By capturing the output from fetch_rss this way
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// error messages do not display and clutter up the moodle interface
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// however, we do lose out on seeing helpful messages like "cache hit", etc.
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ob_start();
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$rss = fetch_rss($rss_record->url);
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$rsserror = ob_get_contents();
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ob_end_clean();
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if (empty($rss_record->preferredtitle)) {
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$feedtitle = stripslashes_safe($rss_record->preferredtitle);
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} else {
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$feedtitle = stripslashes_safe(rss_unhtmlentities($rss->channel['title']));
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}
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print '<table align="center" width="50%" cellspacing="1">'."\n";
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print '<tr><td colspan="2"><strong>'. $feedtitle .'</strong></td></tr>'."\n";
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for($y=0; $y < count($rss->items); $y++) {
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$rss->items[$y]['title'] = stripslashes_safe(rss_unhtmlentities($rss->items[$y]['title']));
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$rss->items[$y]['description'] = stripslashes_safe(rss_unhtmlentities($rss->items[$y]['description']));
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if ($rss->items[$y]['link'] == '') {
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$rss->items[$y]['link'] = $rss->items[$y]['guid'];
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}
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if ($rss->items[$y]['title'] == '') {
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$rss->items[$y]['title'] = '>>';
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}
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print '<tr><td valign="middle">'."\n";
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print '<a href="'. $rss->items[$y]['link'] .'" target=_new><strong>'. $rss->items[$y]['title'];
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print '</strong></a>'."\n";
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print '</td>'."\n";
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if (file_exists($CFG->dirroot .'/blog/lib.php')) {
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//Blog module is installed - provide "blog this" link
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print '<td align="right">'."\n";
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print '<img src="'. $CFG->pixpath .'/blog/blog.gif" alt="'. get_string('blog_blog_this', 'blog').'" title="'. get_string('blog_blog_this', 'blog') .'" border="0" align="middle" />'."\n";
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print '<a href="'. $CFG->wwwroot .'/blog/blogthis.php?blogid='. $blogid .'&act=use&item='. $y .'&rssid='. $rssid .'"><small><strong>'. get_string('blog_blog_this', 'blog') .'</strong></small></a>'."\n";
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} else {
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print '<td> ';
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}
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print '</td></tr>'."\n";
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print '<tr><td colspan=2><small>';
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print $rss->items[$y]['description'] .'</small></td></tr>'."\n";
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}
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print '</table>'."\n";
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}
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} else {
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rss_display_feeds();
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rss_get_form($act, $url, $rssid, $preferredtitle);
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}
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print_footer();
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?>
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