<?php
function aggregator_help($section) {
switch ($section) {
case 'admin/help#aggregator':
$output = '<p>'. t('The news aggregator is a powerful on-site RSS syndicator/news reader that can gather fresh content from news sites and weblogs around the web.') .'</p>';
$output .= '<p>'. t('Users can view the latest news chronologically in the <a href="@aggregator">main news aggregator display</a> or by <a href="@aggregator-sources">source</a>. Administrators can add, edit and delete feeds and choose how often to check for newly updated news for each individual feed. Administrators can also tag individual feeds with categories, offering selective grouping of some feeds into separate displays. Listings of the latest news for individual sources or categorized sources can be enabled as blocks for display in the sidebar through the <a href="@admin-block">block administration page</a>. The news aggregator requires cron to check for the latest news from the sites to which you have subscribed. Drupal also provides a <a href="@aggregator-opml">machine-readable OPML file</a> of all of your subscribed feeds.', array('@aggregator' => url('aggregator'), '@aggregator-sources' => url('aggregator/sources'), '@admin-block' => url('admin/build/block'), '@aggregator-opml' => url('aggregator/opml'))) .'</p>';
$output .= '<p>'. t('For more information please read the configuration and customization handbook <a href="@aggregator">Aggregator page</a>.', array('@aggregator' => 'http://drupal.org/handbook/modules/aggregator/')) .'</p>';
return $output;
case 'admin/content/aggregator':
return '<p>'. t('Thousands of sites (particularly news sites and weblogs) publish their latest headlines and/or stories in a machine-readable format so that other sites can easily link to them. This content is usually in the form of an <a href="http://blogs.law.harvard.edu/tech/rss">RSS</a> feed (which is an XML-based syndication standard). To display the feed or category in a block you must decide how many items to show by editing the feed or block and turning on the <a href="@block">feed\'s block</a>.', array('@block' => url('admin/build/block'))) .'</p>';
case 'admin/content/aggregator/add/feed':
return '<p>'. t('Add a site that has an RSS/RDF/Atom feed. The URL is the full path to the feed file. For the feed to update automatically you must run "cron.php" on a regular basis. If you already have a feed with the URL you are planning to use, the system will not accept another feed with the same URL.') .'</p>';
case 'admin/content/aggregator/add/category':
return '<p>'. t('Categories provide a way to group items from different news feeds together. Each news category has its own feed page and block. For example, you could tag various sport-related feeds as belonging to a category called <em>Sports</em>. News items can be added to a category automatically by setting a feed to automatically place its item into that category, or by using the categorize items link in any listing of news items.') .'</p>';
}
}
function aggregator_menu($may_cache) {
$items = array();
$edit = user_access('administer news feeds');
$view = user_access('access news feeds');
if ($may_cache) {
$items[] = array('path' => 'admin/content/aggregator',
'title' => t('News aggregator'),
'description' => t("Configure which content your site aggregates from other sites, how often it polls them, and how they're categorized."),
'callback' => 'aggregator_admin_overview',
'access' => $edit);
$items[] = array('path' => 'admin/content/aggregator/add/feed',
'title' => t('Add feed'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_form_feed'),
'access' => $edit,
'type' => MENU_LOCAL_TASK);
$items[] = array('path' => 'admin/content/aggregator/add/category',
'title' => t('Add category'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_form_category'),
'access' => $edit,
'type' => MENU_LOCAL_TASK);
$items[] = array(
'path' => 'admin/content/aggregator/remove',
'title' => t('Remove items'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_admin_remove_feed'),
'access' => $edit,
'type' => MENU_CALLBACK,
);
$items[] = array('path' => 'admin/content/aggregator/update',
'title' => t('Update items'),
'callback' => 'aggregator_admin_refresh_feed',
'access' => $edit,
'type' => MENU_CALLBACK);
$items[] = array('path' => 'admin/content/aggregator/list',
'title' => t('List'),
'type' => MENU_DEFAULT_LOCAL_TASK,
'weight' => -10);
$items[] = array('path' => 'admin/content/aggregator/settings',
'title' => t('Settings'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_admin_settings'),
'type' => MENU_LOCAL_TASK,
'weight' => 10,
'access' => $edit);
$items[] = array('path' => 'aggregator',
'title' => t('News aggregator'),
'callback' => 'aggregator_page_last',
'access' => $view,
'weight' => 5);
$items[] = array('path' => 'aggregator/sources',
'title' => t('Sources'),
'callback' => 'aggregator_page_sources',
'access' => $view);
$items[] = array('path' => 'aggregator/categories',
'title' => t('Categories'),
'callback' => 'aggregator_page_categories',
'access' => $view,
'type' => MENU_ITEM_GROUPING);
$items[] = array('path' => 'aggregator/rss',
'title' => t('RSS feed'),
'callback' => 'aggregator_page_rss',
'access' => $view,
'type' => MENU_CALLBACK);
$items[] = array('path' => 'aggregator/opml',
'title' => t('OPML feed'),
'callback' => 'aggregator_page_opml',
'access' => $view,
'type' => MENU_CALLBACK);
$result = db_query('SELECT title, cid FROM {aggregator_category} ORDER BY title');
while ($category = db_fetch_array($result)) {
$items[] = array('path' => 'aggregator/categories/'. $category['cid'],
'title' => $category['title'],
'callback' => 'aggregator_page_category',
'access' => $view);
}
}
else {
drupal_add_css(drupal_get_path('module', 'aggregator') .'/aggregator.css');
if (arg(0) == 'aggregator' && is_numeric(arg(2))) {
if (arg(1) == 'sources') {
$feed = aggregator_get_feed(arg(2));
if ($feed) {
$items[] = array('path' => 'aggregator/sources/'. $feed['fid'],
'title' => $feed['title'],
'callback' => 'aggregator_page_source',
'access' => $view,
'type' => MENU_CALLBACK);
$items[] = array('path' => 'aggregator/sources/'. $feed['fid'] .'/view',
'title' => t('View'),
'type' => MENU_DEFAULT_LOCAL_TASK,
'weight' => -10);
$items[] = array('path' => 'aggregator/sources/'. $feed['fid'] .'/categorize',
'title' => t('Categorize'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_page_source'),
'access' => $edit,
'type' => MENU_LOCAL_TASK);
$items[] = array('path' => 'aggregator/sources/'. $feed['fid'] .'/configure',
'title' => t('Configure'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_form_feed', $feed),
'access' => $edit,
'type' => MENU_LOCAL_TASK,
'weight' => 1);
}
}
else if (arg(1) == 'categories') {
$category = aggregator_get_category(arg(2));
if ($category) {
$items[] = array('path' => 'aggregator/categories/'. $category['cid'] .'/view',
'title' => t('View'),
'type' => MENU_DEFAULT_LOCAL_TASK,
'weight' => -10);
$items[] = array('path' => 'aggregator/categories/'. $category['cid'] .'/categorize',
'title' => t('Categorize'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_page_category'),
'access' => $edit,
'type' => MENU_LOCAL_TASK);
$items[] = array('path' => 'aggregator/categories/'. $category['cid'] .'/configure',
'title' => t('Configure'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_form_category', $category),
'access' => $edit,
'type' => MENU_LOCAL_TASK,
'weight' => 1);
}
}
}
else if (arg(2) == 'aggregator' && is_numeric(arg(5))) {
if (arg(4) == 'feed') {
$feed = aggregator_get_feed(arg(5));
if ($feed) {
$items[] = array('path' => 'admin/content/aggregator/edit/feed/'. $feed['fid'],
'title' => t('Edit feed'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_form_feed', $feed),
'access' => $edit,
'type' => MENU_CALLBACK);
}
}
else {
$category = aggregator_get_category(arg(5));
if ($category) {
$items[] = array('path' => 'admin/content/aggregator/edit/category/'. $category['cid'],
'title' => t('Edit category'),
'callback' => 'drupal_get_form',
'callback arguments' => array('aggregator_form_category', $category),
'access' => $edit,
'type' => MENU_CALLBACK);
}
}
}
}
return $items;
}
function aggregator_admin_settings() {
$items = array(0 => t('none')) + drupal_map_assoc(array(3, 5, 10, 15, 20, 25), '_aggregator_items');
$period = drupal_map_assoc(array(3600, 10800, 21600, 32400, 43200, 86400, 172800, 259200, 604800, 1209600, 2419200, 4838400, 9676800), 'format_interval');
$form['aggregator_allowed_html_tags'] = array(
'#type' => 'textfield', '#title' => t('Allowed HTML tags'), '#size' => 80, '#maxlength' => 255,
'#default_value' => variable_get('aggregator_allowed_html_tags', '<a> <b> <br> <dd> <dl> <dt> <em> <i> <li> <ol> <p> <strong> <u> <ul>'),
'#description' => t('The list of tags which are allowed in feeds, i.e., which will not be removed by Drupal.')
);
$form['aggregator_summary_items'] = array(
'#type' => 'select', '#title' => t('Items shown in sources and categories pages') ,
'#default_value' => variable_get('aggregator_summary_items', 3), '#options' => $items,
'#description' => t('The number of items which will be shown with each feed or category in the feed and category summary pages.')
);
$form['aggregator_clear'] = array(
'#type' => 'select', '#title' => t('Discard news items older than'),
'#default_value' => variable_get('aggregator_clear', 9676800), '#options' => $period,
'#description' => t('Older news items will be automatically discarded. Requires crontab.')
);
$form['aggregator_category_selector'] = array(
'#type' => 'radios', '#title' => t('Category selection type'), '#default_value' => variable_get('aggregator_category_selector', 'checkboxes'),
'#options' => array('checkboxes' => t('checkboxes'), 'select' => t('multiple selector')),
'#description' => t('The type of category selection widget which is shown on categorization pages. Checkboxes are easier to use; a multiple selector is good for working with large numbers of categories.')
);
return system_settings_form($form);
}
function aggregator_perm() {
return array('administer news feeds', 'access news feeds');
}
function aggregator_cron() {
$result = db_query('SELECT * FROM {aggregator_feed} WHERE checked + refresh < %d', time());
while ($feed = db_fetch_array($result)) {
aggregator_refresh($feed);
}
}
function aggregator_block($op = 'list', $delta = 0, $edit = array()) {
if (user_access('access news feeds')) {
if ($op == 'list') {
$result = db_query('SELECT cid, title FROM {aggregator_category} ORDER BY title');
while ($category = db_fetch_object($result)) {
$block['category-'. $category->cid]['info'] = t('!title category latest items', array('!title' => $category->title));
}
$result = db_query('SELECT fid, title FROM {aggregator_feed} ORDER BY fid');
while ($feed = db_fetch_object($result)) {
$block['feed-'. $feed->fid]['info'] = t('!title feed latest items', array('!title' => $feed->title));
}
}
else if ($op == 'configure') {
list($type, $id) = explode('-', $delta);
if ($type == 'category') {
$value = db_result(db_query('SELECT block FROM {aggregator_category} WHERE cid = %d', $id));
}
else {
$value = db_result(db_query('SELECT block FROM {aggregator_feed} WHERE fid = %d', $id));
}
$form['block'] = array('#type' => 'select', '#title' => t('Number of news items in block'), '#default_value' => $value, '#options' => drupal_map_assoc(array(2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)));
return $form;
}
else if ($op == 'save') {
list($type, $id) = explode('-', $delta);
if ($type == 'category') {
$value = db_query('UPDATE {aggregator_category} SET block = %d WHERE cid = %d', $edit['block'], $id);
}
else {
$value = db_query('UPDATE {aggregator_feed} SET block = %d WHERE fid = %d', $edit['block'], $id);
}
}
else if ($op == 'view') {
list($type, $id) = explode('-', $delta);
switch ($type) {
case 'feed':
if ($feed = db_fetch_object(db_query('SELECT fid, title, block FROM {aggregator_feed} WHERE fid = %d', $id))) {
$block['subject'] = check_plain($feed->title);
$result = db_query_range('SELECT * FROM {aggregator_item} WHERE fid = %d ORDER BY timestamp DESC, iid DESC', $feed->fid, 0, $feed->block);
$read_more = '<div class="more-link">'. l(t('more'), 'aggregator/sources/'. $feed->fid, array('title' => t("View this feed's recent news."))) .'</div>';
}
break;
case 'category':
if ($category = db_fetch_object(db_query('SELECT cid, title, block FROM {aggregator_category} WHERE cid = %d', $id))) {
$block['subject'] = check_plain($category->title);
$result = db_query_range('SELECT i.* FROM {aggregator_category_item} ci LEFT JOIN {aggregator_item} i ON ci.iid = i.iid WHERE ci.cid = %d ORDER BY i.timestamp DESC, i.iid DESC', $category->cid, 0, $category->block);
$read_more = '<div class="more-link">'. l(t('more'), 'aggregator/categories/'. $category->cid, array('title' => t("View this category's recent news."))) .'</div>';
}
break;
}
$items = array();
while ($item = db_fetch_object($result)) {
$items[] = theme('aggregator_block_item', $item);
}
if (count($items) > 0) {
$block['content'] = theme('item_list', $items) . $read_more;
}
}
return $block;
}
}
function aggregator_form_category($edit = array()) {
$form['title'] = array('#type' => 'textfield',
'#title' => t('Title'),
'#default_value' => $edit['title'],
'#maxlength' => 64,
'#required' => TRUE,
);
$form['description'] = array('#type' => 'textarea',
'#title' => t('Description'),
'#default_value' => $edit['description'],
);
$form['submit'] = array('#type' => 'submit', '#value' => t('Submit'));
if ($edit['cid']) {
$form['delete'] = array('#type' => 'submit', '#value' => t('Delete'));
$form['cid'] = array('#type' => 'hidden', '#value' => $edit['cid']);
}
return $form;
}
function aggregator_form_category_validate($form_id, $form_values) {
if ($form_values['op'] == t('Submit')) {
if (isset($form_values['cid'])) {
$category = db_fetch_object(db_query("SELECT cid FROM {aggregator_category} WHERE title = '%s' AND cid <> %d", $form_values['title'], $form_values['cid']));
}
else {
$category = db_fetch_object(db_query("SELECT cid FROM {aggregator_category} WHERE title = '%s'", $form_values['title']));
}
if ($category) {
form_set_error('title', t('A category named %category already exists. Please enter a unique title.', array('%category' => $form_values['title'])));
}
}
}
function aggregator_form_category_submit($form_id, $form_values) {
if ($form_values['op'] == t('Delete')) {
$title = $form_values['title'];
unset($form_values['title']);
}
aggregator_save_category($form_values);
menu_rebuild();
if (isset($form_values['cid'])) {
if (isset($form_values['title'])) {
drupal_set_message(t('The category %category has been updated.', array('%category' => $form_values['title'])));
if (arg(0) == 'admin') {
return 'admin/content/aggregator/';
}
else {
return 'aggregator/categories/'. $form_values['cid'];
}
}
else {
watchdog('aggregator', t('Category %category deleted.', array('%category' => $title)));
drupal_set_message(t('The category %category has been deleted.', array('%category' => $title)));
if (arg(0) == 'admin') {
return 'admin/content/aggregator/';
}
else {
return 'aggregator/categories/';
}
}
}
else {
watchdog('aggregator', t('Category %category added.', array('%category' => $form_values['title'])), WATCHDOG_NOTICE, l(t('view'), 'admin/content/aggregator'));
drupal_set_message(t('The category %category has been added.', array('%category' => $form_values['title'])));
}
}
function aggregator_save_category($edit) {
if ($edit['cid'] && $edit['title']) {
db_query("UPDATE {aggregator_category} SET title = '%s', description = '%s' WHERE cid = %d", $edit['title'], $edit['description'], $edit['cid']);
}
else if ($edit['cid']) {
db_query('DELETE FROM {aggregator_category} WHERE cid = %d', $edit['cid']);
}
else if ($edit['title']) {
$next_id = db_next_id('{aggregator_category}_cid');
db_query("INSERT INTO {aggregator_category} (cid, title, description, block) VALUES (%d, '%s', '%s', 5)", $next_id, $edit['title'], $edit['description']);
}
}
function aggregator_form_feed($edit = array()) {
$period = drupal_map_assoc(array(900, 1800, 3600, 7200, 10800, 21600, 32400, 43200, 64800, 86400, 172800, 259200, 604800, 1209600, 2419200), 'format_interval');
if ($edit['refresh'] == '') {
$edit['refresh'] = 3600;
}
$form['title'] = array('#type' => 'textfield',
'#title' => t('Title'),
'#default_value' => $edit['title'],
'#maxlength' => 255,
'#description' => t('The name of the feed; typically the name of the web site you syndicate content from.'),
'#required' => TRUE,
);
$form['url'] = array('#type' => 'textfield',
'#title' => t('URL'),
'#default_value' => $edit['url'],
'#maxlength' => 255,
'#description' => t('The fully-qualified URL of the feed.'),
'#required' => TRUE,
);
$form['refresh'] = array('#type' => 'select',
'#title' => t('Update interval'),
'#default_value' => $edit['refresh'],
'#options' => $period,
'#description' => t('The refresh interval indicating how often you want to update this feed. Requires crontab.'),
);
$options = array();
$values = array();
$categories = db_query('SELECT c.cid, c.title, f.fid FROM {aggregator_category} c LEFT JOIN {aggregator_category_feed} f ON c.cid = f.cid AND f.fid = %d ORDER BY title', $edit['fid']);
while ($category = db_fetch_object($categories)) {
$options[$category->cid] = check_plain($category->title);
if ($category->fid) $values[] = $category->cid;
}
if ($options) {
$form['category'] = array('#type' => 'checkboxes',
'#title' => t('Categorize news items'),
'#default_value' => $values,
'#options' => $options,
'#description' => t('New items in this feed will be automatically filed in the checked categories as they are received.'),
);
}
$form['submit'] = array('#type' => 'submit', '#value' => t('Submit'));
if ($edit['fid']) {
$form['delete'] = array('#type' => 'submit', '#value' => t('Delete'));
$form['fid'] = array('#type' => 'hidden', '#value' => $edit['fid']);
}
return $form;
}
function aggregator_form_feed_validate($form_id, $form_values) {
if ($form_values['op'] == t('Submit')) {
if (isset($form_values['fid'])) {
$result = db_query("SELECT title, url FROM {aggregator_feed} WHERE (title = '%s' OR url = '%s') AND fid <> %d", $form_values['title'], $form_values['url'], $form_values['fid']);
}
else {
$result = db_query("SELECT title, url FROM {aggregator_feed} WHERE title = '%s' OR url = '%s'", $form_values['title'], $form_values['url']);
}
while ($feed = db_fetch_object($result)) {
if (strcasecmp($feed->title, $form_values['title']) == 0) {
form_set_error('title', t('A feed named %feed already exists. Please enter a unique title.', array('%feed' => $form_values['title'])));
}
if (strcasecmp($feed->url, $form_values['url']) == 0) {
form_set_error('url', t('A feed with this URL %url already exists. Please enter a unique URL.', array('%url' => $form_values['url'])));
}
}
}
}
function aggregator_form_feed_submit($form_id, $form_values) {
if ($form_values['op'] == t('Delete')) {
$title = $form_values['title'];
unset($form_values['title']);
}
aggregator_save_feed($form_values);
menu_rebuild();
if (isset($form_values['fid'])) {
if (isset($form_values['title'])) {
drupal_set_message(t('The feed %feed has been updated.', array('%feed' => $form_values['title'])));
if (arg(0) == 'admin') {
return 'admin/content/aggregator/';
}
else {
return 'aggregator/sources/'. $form_values['fid'];
}
}
else {
watchdog('aggregator', t('Feed %feed deleted.', array('%feed' => $title)));
drupal_set_message(t('The feed %feed has been deleted.', array('%feed' => $title)));
if (arg(0) == 'admin') {
return 'admin/content/aggregator/';
}
else {
return 'aggregator/sources/';
}
}
}
else {
watchdog('aggregator', t('Feed %feed added.', array('%feed' => $form_values['title'])), WATCHDOG_NOTICE, l(t('view'), 'admin/content/aggregator'));
drupal_set_message(t('The feed %feed has been added.', array('%feed' => $form_values['title'])));
}
}
function aggregator_save_feed($edit) {
if ($edit['fid']) {
db_query('DELETE FROM {aggregator_category_feed} WHERE fid = %d', $edit['fid']);
}
if ($edit['fid'] && $edit['title']) {
db_query("UPDATE {aggregator_feed} SET title = '%s', url = '%s', refresh = %d WHERE fid = %d", $edit['title'], $edit['url'], $edit['refresh'], $edit['fid']);
}
else if ($edit['fid']) {
$result = db_query('SELECT iid FROM {aggregator_item} WHERE fid = %d', $edit['fid']);
while ($item = db_fetch_object($result)) {
$items[] = "iid = $item->iid";
}
if ($items) {
db_query('DELETE FROM {aggregator_category_item} WHERE '. implode(' OR ', $items));
}
db_query('DELETE FROM {aggregator_feed} WHERE fid = %d', $edit['fid']);
db_query('DELETE FROM {aggregator_item} WHERE fid = %d', $edit['fid']);
}
else if ($edit['title']) {
$edit['fid'] = db_next_id('{aggregator_feed}_fid');
db_query("INSERT INTO {aggregator_feed} (fid, title, url, refresh, block) VALUES (%d, '%s', '%s', %d, 5)", $edit['fid'], $edit['title'], $edit['url'], $edit['refresh']);
}
if ($edit['title']) {
if ($edit['category']) {
foreach ($edit['category'] as $cid => $value) {
if ($value) {
db_query('INSERT INTO {aggregator_category_feed} (fid, cid) VALUES (%d, %d)', $edit['fid'], $cid);
}
}
}
}
}
function aggregator_remove($feed) {
$result = db_query('SELECT iid FROM {aggregator_item} WHERE fid = %d', $feed['fid']);
while ($item = db_fetch_object($result)) {
$items[] = "iid = $item->iid";
}
if ($items) {
db_query('DELETE FROM {aggregator_category_item} WHERE '. implode(' OR ', $items));
}
db_query('DELETE FROM {aggregator_item} WHERE fid = %d', $feed['fid']);
db_query("UPDATE {aggregator_feed} SET checked = 0, etag = '', modified = 0 WHERE fid = %d", $feed['fid']);
drupal_set_message(t('The news items from %site have been removed.', array('%site' => $feed['title'])));
}
function aggregator_element_start($parser, $name, $attributes) {
global $item, $element, $tag, $items, $channel;
switch ($name) {
case 'IMAGE':
case 'TEXTINPUT':
case 'CONTENT':
case 'SUMMARY':
case 'TAGLINE':
case 'SUBTITLE':
case 'LOGO':
case 'INFO':
$element = $name;
break;
case 'ID':
if ($element != 'ITEM') {
$element = $name;
}
case 'LINK':
if ($attributes['REL'] == 'alternate') {
if ($element == 'ITEM') {
$items[$item]['LINK'] = $attributes['HREF'];
}
else {
$channel['LINK'] = $attributes['HREF'];
}
}
break;
case 'ITEM':
$element = $name;
$item += 1;
break;
case 'ENTRY':
$element = 'ITEM';
$item += 1;
break;
}
$tag = $name;
}
function aggregator_element_end($parser, $name) {
global $element;
switch ($name) {
case 'IMAGE':
case 'TEXTINPUT':
case 'ITEM':
case 'ENTRY':
case 'CONTENT':
case 'INFO':
$element = '';
break;
case 'ID':
if ($element == 'ID') {
$element = '';
}
}
}
function aggregator_element_data($parser, $data) {
global $channel, $element, $items, $item, $image, $tag;
switch ($element) {
case 'ITEM':
$items[$item][$tag] .= $data;
break;
case 'IMAGE':
case 'LOGO':
$image[$tag] .= $data;
break;
case 'LINK':
if ($data) {
$items[$item][$tag] .= $data;
}
break;
case 'CONTENT':
$items[$item]['CONTENT'] .= $data;
break;
case 'SUMMARY':
$items[$item]['SUMMARY'] .= $data;
break;
case 'TAGLINE':
case 'SUBTITLE':
$channel['DESCRIPTION'] .= $data;
break;
case 'INFO':
case 'ID':
case 'TEXTINPUT':
break;
default:
$channel[$tag] .= $data;
}
}
function aggregator_refresh($feed) {
global $channel, $image;
$headers = array();
if ($feed['etag']) {
$headers['If-None-Match'] = $feed['etag'];
}
if ($feed['modified']) {
$headers['If-Modified-Since'] = gmdate('D, d M Y H:i:s', $feed['modified']) .' GMT';
}
$result = drupal_http_request($feed['url'], $headers);
switch ($result->code) {
case 304:
db_query('UPDATE {aggregator_feed} SET checked = %d WHERE fid = %d', time(), $feed['fid']);
drupal_set_message(t('There is no new syndicated content from %site.', array('%site' => $feed['title'])));
break;
case 301:
$feed['url'] = $result->redirect_url;
watchdog('aggregator', t('Updated URL for feed %title to %url.', array('%title' => $feed['title'], '%url' => $feed['url'])));
case 200:
case 302:
case 307:
if (aggregator_parse_feed($result->data, $feed)) {
if ($result->headers['Last-Modified']) {
$modified = strtotime($result->headers['Last-Modified']);
}
foreach ($channel as $key => $value) {
$channel[$key] = trim($value);
}
foreach ($image as $key => $value) {
$image[$key] = trim($value);
}
if ($image['LINK'] && $image['URL'] && $image['TITLE']) {
$image = '<a href="'. check_url($image['LINK']) .'" class="feed-image"><img src="'. check_url($image['URL']) .'" alt="'. check_plain($image['TITLE']) .'" /></a>';
}
else {
$image = NULL;
}
db_query("UPDATE {aggregator_feed} SET url = '%s', checked = %d, link = '%s', description = '%s', image = '%s', etag = '%s', modified = %d WHERE fid = %d", $feed['url'], time(), $channel['LINK'], $channel['DESCRIPTION'], $image, $result->headers['ETag'], $modified, $feed['fid']);
cache_clear_all();
watchdog('aggregator', t('There is new syndicated content from %site.', array('%site' => $feed['title'])));
drupal_set_message(t('There is new syndicated content from %site.', array('%site' => $feed['title'])));
}
break;
default:
watchdog('aggregator', t('The feed from %site seems to be broken, due to "%error".', array('%site' => $feed['title'], '%error' => $result->code .' '. $result->error)), WATCHDOG_WARNING);
drupal_set_message(t('The feed from %site seems to be broken, because of error "%error".', array('%site' => $feed['title'], '%error' => $result->code .' '. $result->error)));
}
}
function aggregator_parse_w3cdtf($date_str) {
if (preg_match('/(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(:(\d{2}))?(?:([-+])(\d{2}):?(\d{2})|(Z))?/', $date_str, $match)) {
list($year, $month, $day, $hours, $minutes, $seconds) = array($match[1], $match[2], $match[3], $match[4], $match[5], $match[6]);
$epoch = gmmktime($hours, $minutes, $seconds, $month, $day, $year);
if ($match[10] != 'Z') { list($tz_mod, $tz_hour, $tz_min) = array($match[8], $match[9], $match[10]);
if (!$tz_hour) {
$tz_hour = 0;
}
if (!$tz_min) {
$tz_min = 0;
}
$offset_secs = (($tz_hour * 60) + $tz_min) * 60;
if ($tz_mod == '+') {
$offset_secs *= -1;
}
$epoch += $offset_secs;
}
return $epoch;
}
else {
return FALSE;
}
}
function aggregator_parse_feed(&$data, $feed) {
global $items, $image, $channel;
unset($GLOBALS['element'], $GLOBALS['item'], $GLOBALS['tag']);
$items = array();
$image = array();
$channel = array();
$xml_parser = drupal_xml_parser_create($data);
xml_set_element_handler($xml_parser, 'aggregator_element_start', 'aggregator_element_end');
xml_set_character_data_handler($xml_parser, 'aggregator_element_data');
if (!xml_parse($xml_parser, $data, 1)) {
watchdog('aggregator', t('The feed from %site seems to be broken, due to an error "%error" on line %line.', array('%site' => $feed['title'], '%error' => xml_error_string(xml_get_error_code($xml_parser)), '%line' => xml_get_current_line_number($xml_parser))), WATCHDOG_WARNING);
drupal_set_message(t('The feed from %site seems to be broken, because of error "%error" on line %line.', array('%site' => $feed['title'], '%error' => xml_error_string(xml_get_error_code($xml_parser)), '%line' => xml_get_current_line_number($xml_parser))), 'error');
return 0;
}
xml_parser_free($xml_parser);
$items = array_reverse($items);
$title = $link = $author = $description = $guid = NULL;
foreach ($items as $item) {
unset($title, $link, $author, $description, $guid);
foreach ($item as $key => $value) {
$item[$key] = trim($value);
}
if ($item['TITLE']) {
$title = $item['TITLE'];
}
else {
$title = preg_replace('/^(.*)[^\w;&].*?$/', "\\1", truncate_utf8($item['DESCRIPTION'], 40));
}
if ($item['LINK']) {
$link = $item['LINK'];
}
else {
$link = $feed['link'];
}
if ($item['GUID']) {
$guid = $item['GUID'];
}
if ($item['CONTENT:ENCODED']) {
$item['DESCRIPTION'] = $item['CONTENT:ENCODED'];
}
else if ($item['SUMMARY']) {
$item['DESCRIPTION'] = $item['SUMMARY'];
}
else if ($item['CONTENT']) {
$item['DESCRIPTION'] = $item['CONTENT'];
}
if ($item['PUBDATE']) $date = $item['PUBDATE']; else if ($item['DC:DATE']) $date = $item['DC:DATE']; else if ($item['DCTERMS:ISSUED']) $date = $item['DCTERMS:ISSUED']; else if ($item['DCTERMS:CREATED']) $date = $item['DCTERMS:CREATED']; else if ($item['DCTERMS:MODIFIED']) $date = $item['DCTERMS:MODIFIED']; else if ($item['ISSUED']) $date = $item['ISSUED']; else if ($item['CREATED']) $date = $item['CREATED']; else if ($item['MODIFIED']) $date = $item['MODIFIED']; else if ($item['PUBLISHED']) $date = $item['PUBLISHED']; else if ($item['UPDATED']) $date = $item['UPDATED']; else $date = 'now';
$timestamp = strtotime($date); if ($timestamp <= 0) {
$timestamp = aggregator_parse_w3cdtf($date); if (!$timestamp) {
$timestamp = time(); }
}
if ($guid) {
$entry = db_fetch_object(db_query("SELECT iid FROM {aggregator_item} WHERE fid = %d AND guid = '%s'", $feed['fid'], $guid));
}
else if ($link && $link != $feed['link'] && $link != $feed['url']) {
$entry = db_fetch_object(db_query("SELECT iid FROM {aggregator_item} WHERE fid = %d AND link = '%s'", $feed['fid'], $link));
}
else {
$entry = db_fetch_object(db_query("SELECT iid FROM {aggregator_item} WHERE fid = %d AND title = '%s'", $feed['fid'], $title));
}
aggregator_save_item(array('iid' => $entry->iid, 'fid' => $feed['fid'], 'timestamp' => $timestamp, 'title' => $title, 'link' => $link, 'author' => $item['AUTHOR'], 'description' => $item['DESCRIPTION'], 'guid' => $guid));
}
$age = time() - variable_get('aggregator_clear', 9676800);
$result = db_query('SELECT iid FROM {aggregator_item} WHERE fid = %d AND timestamp < %d', $feed['fid'], $age);
if (db_num_rows($result)) {
$items = array();
while ($item = db_fetch_object($result)) {
$items[] = $item->iid;
}
db_query('DELETE FROM {aggregator_category_item} WHERE iid IN ('. implode(', ', $items) .')');
db_query('DELETE FROM {aggregator_item} WHERE fid = %d AND timestamp < %d', $feed['fid'], $age);
}
return 1;
}
function aggregator_save_item($edit) {
if ($edit['iid'] && $edit['title']) {
db_query("UPDATE {aggregator_item} SET title = '%s', link = '%s', author = '%s', description = '%s', guid = '%s', timestamp = %d WHERE iid = %d", $edit['title'], $edit['link'], $edit['author'], $edit['description'], $edit['guid'], $edit['timestamp'], $edit['iid']);
}
else if ($edit['iid']) {
db_query('DELETE FROM {aggregator_item} WHERE iid = %d', $edit['iid']);
db_query('DELETE FROM {aggregator_category_item} WHERE iid = %d', $edit['iid']);
}
else if ($edit['title'] && $edit['link']) {
$edit['iid'] = db_next_id('{aggregator_item}_iid');
db_query("INSERT INTO {aggregator_item} (iid, fid, title, link, author, description, timestamp, guid) VALUES (%d, %d, '%s', '%s', '%s', '%s', %d, '%s')", $edit['iid'], $edit['fid'], $edit['title'], $edit['link'], $edit['author'], $edit['description'], $edit['timestamp'], $edit['guid']);
$categories = db_query('SELECT cid FROM {aggregator_category_feed} WHERE fid = %d', $edit['fid']);
while ($category = db_fetch_object($categories)) {
db_query('INSERT INTO {aggregator_category_item} (cid, iid) VALUES (%d, %d)', $category->cid, $edit['iid']);
}
}
}
function aggregator_get_feed($fid) {
return db_fetch_array(db_query('SELECT * FROM {aggregator_feed} WHERE fid = %d', $fid));
}
function aggregator_get_category($cid) {
return db_fetch_array(db_query('SELECT * FROM {aggregator_category} WHERE cid = %d', $cid));
}
function aggregator_view() {
$result = db_query('SELECT f.*, COUNT(i.iid) AS items FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid, f.title, f.url, f.refresh, f.checked, f.link, f.description, f.etag, f.modified, f.image, f.block ORDER BY f.title');
$output = '<h3>'. t('Feed overview') .'</h3>';
$header = array(t('Title'), t('Items'), t('Last update'), t('Next update'), array('data' => t('Operations'), 'colspan' => '3'));
$rows = array();
while ($feed = db_fetch_object($result)) {
$rows[] = array(l($feed->title, "aggregator/sources/$feed->fid"), format_plural($feed->items, '1 item', '@count items'), ($feed->checked ? t('@time ago', array('@time' => format_interval(time() - $feed->checked))) : t('never')), ($feed->checked ? t('%time left', array('%time' => format_interval($feed->checked + $feed->refresh - time()))) : t('never')), l(t('edit'), "admin/content/aggregator/edit/feed/$feed->fid"), l(t('remove items'), "admin/content/aggregator/remove/$feed->fid"), l(t('update items'), "admin/content/aggregator/update/$feed->fid"));
}
$output .= theme('table', $header, $rows);
$result = db_query('SELECT c.cid, c.title, count(ci.iid) as items FROM {aggregator_category} c LEFT JOIN {aggregator_category_item} ci ON c.cid = ci.cid GROUP BY c.cid, c.title ORDER BY title');
$output .= '<h3>'. t('Category overview') .'</h3>';
$header = array(t('Title'), t('Items'), t('Operations'));
$rows = array();
while ($category = db_fetch_object($result)) {
$rows[] = array(l($category->title, "aggregator/categories/$category->cid"), format_plural($category->items, '1 item', '@count items'), l(t('edit'), "admin/content/aggregator/edit/category/$category->cid"));
}
$output .= theme('table', $header, $rows);
return $output;
}
function aggregator_admin_remove_feed($fid) {
$feed = aggregator_get_feed($fid);
return confirm_form(
array(
'feed' => array(
'#type' => 'value',
'#value' => $feed,
),
),
t('Are you sure you want to remove all items from the feed %feed?', array('%feed' => $feed['title'])),
'admin/content/aggregator',
t('This action cannot be undone.'),
t('Remove items'),
t('Cancel')
);
}
function aggregator_admin_remove_feed_submit($form_id, $form_values) {
aggregator_remove($form_values['feed']);
return 'admin/content/aggregator';
}
function aggregator_admin_refresh_feed($feed) {
aggregator_refresh(aggregator_get_feed($feed));
drupal_goto('admin/content/aggregator');
}
function aggregator_admin_overview() {
return aggregator_view();
}
function aggregator_page_last() {
drupal_add_feed(url('aggregator/rss'), variable_get('site_name', 'Drupal') . ' ' . t('aggregator'));
return _aggregator_page_list('SELECT i.*, f.title AS ftitle, f.link AS flink FROM {aggregator_item} i INNER JOIN {aggregator_feed} f ON i.fid = f.fid ORDER BY i.timestamp DESC, i.iid DESC', arg(1));
}
function aggregator_page_source() {
$feed = db_fetch_object(db_query('SELECT * FROM {aggregator_feed} WHERE fid = %d', arg(2)));
$info = theme('aggregator_feed', $feed);
return _aggregator_page_list('SELECT * FROM {aggregator_item} WHERE fid = '. $feed->fid .' ORDER BY timestamp DESC, iid DESC', arg(3), $info);
}
function aggregator_page_category() {
$category = db_fetch_object(db_query('SELECT cid, title FROM {aggregator_category} WHERE cid = %d', arg(2)));
drupal_add_feed(url('aggregator/rss/'. arg(2)), variable_get('site_name', 'Drupal') . ' ' . t('aggregator - @title', array('@title' => $category->title)));
return _aggregator_page_list('SELECT i.*, f.title AS ftitle, f.link AS flink FROM {aggregator_category_item} c LEFT JOIN {aggregator_item} i ON c.iid = i.iid LEFT JOIN {aggregator_feed} f ON i.fid = f.fid WHERE cid = '. $category->cid .' ORDER BY timestamp DESC, iid DESC', arg(3));
}
function aggregator_page_list($sql, $header, $categorize) {
$form['#base'] = 'aggregator_page_list';
$form['header'] = array('#value' => $header);
$result = pager_query($sql, 20);
$categories = array();
$done = FALSE;
$form['items'] = array();
$form['categories'] = array('#tree' => TRUE);
while ($item = db_fetch_object($result)) {
$form['items'][$item->iid] = array('#value' => theme('aggregator_page_item', $item));
$form['categories'][$item->iid] = array();
if ($categorize) {
$categories_result = db_query('SELECT c.cid, c.title, ci.iid FROM {aggregator_category} c LEFT JOIN {aggregator_category_item} ci ON c.cid = ci.cid AND ci.iid = %d', $item->iid);
$selected = array();
while ($category = db_fetch_object($categories_result)) {
if (!$done) {
$categories[$category->cid] = check_plain($category->title);
}
if ($category->iid) {
$selected[] = $category->cid;
}
}
$done = TRUE;
$form['categories'][$item->iid] = array(
'#type' => variable_get('aggregator_category_selector', 'checkboxes'),
'#default_value' => $selected, '#options' => $categories,
'#size' => 10, '#multiple' => TRUE
);
}
}
$form['submit'] = array('#type' => 'submit', '#value' => t('Save categories'));
$form['pager'] = array('#value' => theme('pager', NULL, 20, 0));
return $form;
}
function _aggregator_page_list($sql, $op, $header = '') {
$categorize = (user_access('administer news feeds') && ($op == 'categorize'));
$form = aggregator_page_list($sql, $header, $categorize);
if ($categorize) {
return $form;
}
else {
$output = '<div id="aggregator">';
$output .= $header;
foreach ($form['items'] as $item) {
$output .= $item['#value'];
}
$output .= '</div>';
$output .= $form['pager']['#value'];
$output .= $form['feed_icon']['#value'];
return $output;
}
}
function theme_aggregator_page_list($form) {
$output = '<div id="aggregator">';
$output .= drupal_render($form['header']);
$rows = array();
if ($form['items']) {
foreach (element_children($form['items']) as $key) {
if (is_array($form['items'][$key])) {
$rows[] = array(drupal_render($form['items'][$key]), array('data' => drupal_render($form['categories'][$key]), 'class' => 'categorize-item'));
}
}
}
$output .= theme('table', array('', t('Categorize')), $rows);
$output .= drupal_render($form['submit']);
$output .= '</div>';
$output .= drupal_render($form);
return $output;
}
function aggregator_page_list_validate($form_id, &$form) {
if (!user_access('administer news feeds')) {
form_error($form, t('You are not allowed to categorize this feed item.'));
}
}
function aggregator_page_list_submit($form_id, $form_values) {
foreach ($form_values['categories'] as $iid => $selection) {
db_query('DELETE FROM {aggregator_category_item} WHERE iid = %d', $iid);
foreach ($selection as $cid) {
if ($cid) {
db_query('INSERT INTO {aggregator_category_item} (cid, iid) VALUES (%d, %d)', $cid, $iid);
}
}
}
drupal_set_message(t('The categories have been saved.'));
}
function aggregator_page_sources() {
$result = db_query('SELECT f.fid, f.title, f.description, f.image, MAX(i.timestamp) AS last FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid, f.title, f.description, f.image ORDER BY last DESC, f.title');
$output = "<div id=\"aggregator\">\n";
while ($feed = db_fetch_object($result)) {
$output .= '<h2>'. check_plain($feed->title) ."</h2>\n";
$list = array();
if (variable_get('aggregator_summary_items', 3)) {
$items = db_query_range('SELECT i.title, i.timestamp, i.link FROM {aggregator_item} i WHERE i.fid = %d ORDER BY i.timestamp DESC', $feed->fid, 0, variable_get('aggregator_summary_items', 3));
while ($item = db_fetch_object($items)) {
$list[] = theme('aggregator_summary_item', $item);
}
}
$output .= theme('item_list', $list);
$link['sources'] = array(
'title' => t('More'),
'href' => 'aggregator/sources/'. $feed->fid
);
$output .= '<div class="links">'. theme('links', $link) ."</div>\n";
}
$output .= theme('xml_icon', url('aggregator/opml'));
$output .= '</div>';
return $output;
}
function aggregator_page_rss() {
$result = NULL;
if (arg(2)) {
$category = db_fetch_object(db_query('SELECT cid, title FROM {aggregator_category} WHERE cid = %d', arg(2)));
$url = '/categories/' . $category->cid;
$title = ' ' . t('in category') . ' ' . $category->title;
$sql = 'SELECT i.*, f.title AS ftitle, f.link AS flink FROM {aggregator_category_item} c LEFT JOIN {aggregator_item} i ON c.iid = i.iid LEFT JOIN {aggregator_feed} f ON i.fid = f.fid WHERE cid = %d ORDER BY timestamp DESC, iid DESC';
$result = db_query_range($sql, $category->cid, 0, variable_get('feed_default_items', 10));
}
else {
$sql = 'SELECT i.*, f.title AS ftitle, f.link AS flink FROM {aggregator_item} i INNER JOIN {aggregator_feed} f ON i.fid = f.fid ORDER BY i.timestamp DESC, i.iid DESC';
$result = db_query_range($sql, 0, variable_get('feed_default_items', 10));
}
while ($item = db_fetch_object($result)) {
switch (variable_get('feed_item_length', 'teaser')) {
case 'teaser':
$teaser = node_teaser($item->description);
if ($teaser != $item->description) {
$teaser .= '<p><a href="'. check_url($item->link) .'">'. t('read more') ."</a></p>\n";
}
$item->description = $teaser;
break;
case 'title':
$item->description = '';
break;
}
$items .= format_rss_item($item->ftitle . ': ' . $item->title, $item->link, $item->description, array('pubDate' => date('r', $item->timestamp)));
}
$output .= "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
$output .= "<rss version=\"2.0\">\n";
$output .= format_rss_channel(variable_get('site_name', 'Drupal') . ' ' . t('aggregator'), url('aggregator' . $url, NULL, NULL, TRUE), variable_get('site_name', 'Drupal') . ' - ' . t('aggregated feeds') . $title, $items, 'en');
$output .= "</rss>\n";
drupal_set_header('Content-Type: application/rss+xml; charset=utf-8');
print $output;
}
function aggregator_page_opml($cid = NULL) {
if ($cid) {
$result = db_query('SELECT f.title, f.url FROM {aggregator_feed} f LEFT JOIN {aggregator_category_feed} c on f.fid = c.fid WHERE c.cid = %d ORDER BY title', $cid);
}
else {
$result = db_query('SELECT * FROM {aggregator_feed} ORDER BY title');
}
$output = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
$output .= "<opml version=\"1.1\">\n";
$output .= "<head>\n";
$output .= '<title>'. check_plain(variable_get('site_name', 'Drupal')) ."</title>\n";
$output .= '<dateModified>'. gmdate('r') ."</dateModified>\n";
$output .= "</head>\n";
$output .= "<body>\n";
while ($feed = db_fetch_object($result)) {
$output .= '<outline text="'. check_plain($feed->title) .'" xmlUrl="'. check_url($feed->url) ."\" />\n";
}
$output .= "</body>\n";
$output .= "</opml>\n";
drupal_set_header('Content-Type: text/xml; charset=utf-8');
print $output;
}
function aggregator_page_categories() {
$result = db_query('SELECT c.cid, c.title, c.description FROM {aggregator_category} c LEFT JOIN {aggregator_category_item} ci ON c.cid = ci.cid LEFT JOIN {aggregator_item} i ON ci.iid = i.iid GROUP BY c.cid, c.title, c.description');
$output = "<div id=\"aggregator\">\n";
while ($category = db_fetch_object($result)) {
$output .= '<h2>'. check_plain($category->title) ."</h2>\n";
if (variable_get('aggregator_summary_items', 3)) {
$list = array();
$items = db_query_range('SELECT i.title, i.timestamp, i.link, f.title as feed_title, f.link as feed_link FROM {aggregator_category_item} ci LEFT JOIN {aggregator_item} i ON i.iid = ci.iid LEFT JOIN {aggregator_feed} f ON i.fid = f.fid WHERE ci.cid = %d ORDER BY i.timestamp DESC', $category->cid, 0, variable_get('aggregator_summary_items', 3));
while ($item = db_fetch_object($items)) {
$list[] = theme('aggregator_summary_item', $item);
}
$output .= theme('item_list', $list);
}
$link['categories'] = array(
'title' => t('More'),
'href' => 'aggregator/categories/'. $category->cid
);
$output .= '<div class="links">'. theme('links', $link) ."</div>\n";
}
$output .= '</div>';
return $output;
}
function theme_aggregator_feed($feed) {
$output = '<div class="feed-source">';
$output .= theme('feed_icon', $feed->url) ."\n";
$output .= $feed->image;
$output .= '<div class="feed-description">'. aggregator_filter_xss($feed->description) ."</div>\n";
$output .= '<div class="feed-url"><em>'. t('URL:') .'</em> '. l($feed->link, $feed->link, array(), NULL, NULL, TRUE) ."</div>\n";
if ($feed->checked) {
$updated = t('@time ago', array('@time' => format_interval(time() - $feed->checked)));
}
else {
$updated = t('never');
}
if (user_access('administer news feeds')) {
$updated = l($updated, 'admin/content/aggregator');
}
$output .= '<div class="feed-updated"><em>'. t('Updated:') . "</em> $updated</div>";
$output .= "</div>\n";
return $output;
}
function theme_aggregator_block_item($item, $feed = 0) {
global $user;
if ($user->uid && module_exists('blog') && user_access('edit own blog')) {
if ($image = theme('image', 'misc/blog.png', t('blog it'), t('blog it'))) {
$output .= '<div class="icon">'. l($image, 'node/add/blog', array('title' => t('Comment on this news item in your personal blog.'), 'class' => 'blog-it'), "iid=$item->iid", NULL, FALSE, TRUE) .'</div>';
}
}
$output .= '<a href="'. check_url($item->link) .'">'. check_plain($item->title) ."</a>\n";
return $output;
}
function theme_aggregator_summary_item($item) {
$output = '<a href="'. check_url($item->link) .'">'. check_plain($item->title) .'</a> <span class="age">'. t('%age old', array('%age' => format_interval(time() - $item->timestamp))) .'</span>';
if ($item->feed_link) {
$output .= ', <span class="source"><a href="'. check_url($item->feed_link) .'">'. check_plain($item->feed_title) .'</a></span>';
}
return $output ."\n";
}
function theme_aggregator_page_item($item) {
$source = '';
if ($item->ftitle && $item->fid) {
$source = l($item->ftitle, "aggregator/sources/$item->fid", array('class' => 'feed-item-source')) . ' -';
}
if (date('Ymd', $item->timestamp) == date('Ymd')) {
$source_date = t('%ago ago', array('%ago' => format_interval(time() - $item->timestamp)));
}
else {
$source_date = format_date($item->timestamp, 'custom', variable_get('date_format_medium', 'D, m/d/Y - H:i'));
}
$output .= "<div class=\"feed-item\">\n";
$output .= '<h3 class="feed-item-title"><a href="'. check_url($item->link) .'">'. check_plain($item->title) ."</a></h3>\n";
$output .= "<div class=\"feed-item-meta\">$source <span class=\"feed-item-date\">$source_date</span></div>\n";
if ($item->description) {
$output .= '<div class="feed-item-body">'. aggregator_filter_xss($item->description) ."</div>\n";
}
$result = db_query('SELECT c.title, c.cid FROM {aggregator_category_item} ci LEFT JOIN {aggregator_category} c ON ci.cid = c.cid WHERE ci.iid = %d ORDER BY c.title', $item->iid);
$categories = array();
while ($category = db_fetch_object($result)) {
$categories[] = l($category->title, 'aggregator/categories/'. $category->cid);
}
if ($categories) {
$output .= '<div class="feed-item-categories">'. t('Categories') .': '. implode(', ', $categories) ."</div>\n";
}
$output .= "</div>\n";
return $output;
}
function aggregator_filter_xss($value) {
return filter_xss($value, preg_split('/\s+|<|>/', variable_get("aggregator_allowed_html_tags", '<a> <b> <br> <dd> <dl> <dt> <em> <i> <li> <ol> <p> <strong> <u> <ul>'), -1, PREG_SPLIT_NO_EMPTY));
}
function _aggregator_items($count) {
return format_plural($count, '1 item', '@count items');
}