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<?php // -*-php-*-
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/* $Id: fooaggregator_feed.inc,v 1.1 2007/07/14 16:25:47 msameer Exp $ */
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/**
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* Implementation of hook_form()
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*/
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function fooaggregator_feed_form(&$node, &$param) {
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$type = node_get_types('type', $node);
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$form['title'] = array(
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'#type' => 'textfield',
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'#title' => check_plain($type->title_label),
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'#required' => TRUE,
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'#default_value' => $node->title,
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'#weight' => -5
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);
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$form['body_filter']['body'] = array(
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'#type' => 'textarea',
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'#title' => check_plain($type->body_label),
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'#default_value' => $node->body,
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'#required' => FALSE,
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);
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$form['body_filter']['filter'] = filter_form($node->format);
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$form['url'] = array(
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'#title' => t('URL'),
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'#type' => 'textfield',
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'#required' => TRUE,
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'#default_value' => $node->url,
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);
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$refresh = drupal_map_assoc(array(900, 1800, 3600, 7200, 10800, 21600, 32400, 43200, 64800, 86400, 172800, 259200, 604800, 1209600, 2419200), 'format_interval');
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$refresh[0] = t('Disable');
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$form['refresh'] = array(
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'#title' => t('Update interval'),
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'#type' => 'select',
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'#options' => $refresh,
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'#default_value' => $node->refresh ? $node->refresh : 7200,
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);
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// todo: discuss a better alternative.
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$form['visible'] = array(
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'#title' => t('Visible in the main aggregator page.'),
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'#type' => 'checkbox',
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'#default_value' => $node->visible,
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'#description' => t('This setting determines the visibility of this feed in the <a href="@page_url">news aggregator</a>', array('@page_url' => url('fooaggregator'))),
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);
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$form['image'] = array(
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'#title' => t('Image'),
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'#type' => 'fieldset',
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'#collapsed' => false,
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'#collapsible' => true,
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);
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$form['image']['image_title'] = array(
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'#type' => 'textfield',
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'#title' => t('Title for the image.'),
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'#default_value' => $node->image_title,
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);
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$form['image']['image_link'] = array(
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'#type' => 'textfield',
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'#title' => t('The link the image points to.'),
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'#default_value' => $node->image_link,
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);
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$form['image']['image_url'] = array(
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'#type' => 'textfield',
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'#title' => t('URL of the image.'),
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'#default_value' => $node->image_url,
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);
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return $form;
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}
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/**
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* Implementation of hook_load()
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*/
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function fooaggregator_feed_load(&$node) {
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return db_fetch_object(db_query("select * from {fooaggregator_feed} where nid=%d", $node->nid));
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}
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/**
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* Implementation of hook_insert()
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*/
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function fooaggregator_feed_insert(&$node) {
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db_query("insert into {fooaggregator_feed} (nid, url, visible, refresh, image_title, image_url, image_link) VALUES(%d, '%s', %d, %d, '%s', '%s', '%s')", $node->nid, $node->url, $node->visible, $node->refresh, $node->image_title, $node->image_url, $node->image_link);
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}
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/**
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* Implementation of hook_update()
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*
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* Update only the parts that are editable by the user.
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*/
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function fooaggregator_feed_update(&$node) {
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db_query("update {fooaggregator_feed} set url='%s', visible=%d, refresh=%d, image_title='%s', image_url='%s', image_link='%s' where nid=%s", $node->url, $node->visible, $node->refresh, $node->image_title, $node->image_url, $node->image_link, $node->nid);
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}
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/**
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* Update the non-editable parts.
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*/
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function _fooaggregator_feed_update(&$node) {
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// todo: discuss with alaa.
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db_query("update {fooaggregator_feed} set link = '%s', etag = '%s', checked = %d, updated = %d, modified = %d, image_title = '%s', image_link = '%s', image_url = '%s' where nid=%d", $node->link, $node->etag, $node->checked, $node->updated, $node->modified, $node->image_title, $node->image_link, $node->image_url, $node->nid);
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// db_query("update {fooaggregator_feed} set link = '%s', etag = '%s', checked = %d, updated = %d, modified = %d where nid=%d", $node->link, $node->etag, $node->checked, $node->updated, $node->modified, $node->nid);
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}
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/**
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* Implementation of hook_delete()
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*/
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function fooaggregator_feed_delete(&$node) {
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// todo: what if the cron is running and it updated the feed after we deleted it ?
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db_query("delete from {fooaggregator_feed} where nid=%d", $node->nid);
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}
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/**
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* Implementation of hook_view()
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*/
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function fooaggregator_feed_view(&$node, $teaser = FALSE, $page = FALSE) {
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$node = node_prepare($node, $teaser);
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$node->content['fooaggregator_feed'] = array(
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'#value' => theme('fooaggregator_feed', $node),
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'#weight' => -1,
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);
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return $node;
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}
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/**
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* theme the feed information part.
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*
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* @param $feed a fooaggregator_feed node
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* @return an HTML string representing the themed feed information.
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*/
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function theme_fooaggregator_feed(&$feed) {
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$output .= theme('fooaggregator_feed_image', $feed);
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$output .= $feed->link ? l($feed->title, $feed->link).'<br />' : '';
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$output .= t('Checked: %time ago<br />', array('%time' => format_interval(time()-$feed->checked)));
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$output .= t('Updated: %time ago<br />', array('%time' => format_interval(time()-$feed->updated)));
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$output .= t('Update every: %time<br />', array('%time' => format_interval($feed->refresh)));
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$output .= '<br />'.filter_xss($feed->description).'<br />';
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$output .= theme('feed_icon', $feed->url);
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return theme('box', '', $output);
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}
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/**
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* theme the feed image.
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*
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* @param $feed a fooaggregator_feed node
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* @return an HTML string representing the themed feed image.
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*/
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function theme_fooaggregator_feed_image($feed) {
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if (($feed->image_link != '') && ($feed->image_url != '') && ($feed->image_title != '')) {
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$image = theme('image', url($feed->image_url), $feed->image_title, $feed->image_title, NULL, false);
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return '<div style="float: right;">'.l($image, url($feed->image_link), array('target' => 'new'), NULL, NULL, true, true).'</div>';
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}
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}
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/**
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* Implementation of hook_validate()
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*/
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function fooaggregator_feed_validate($node) {
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// flag an error if the URL is a duplicate.
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$result;
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if ($node->nid) {
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// editing.
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$result = db_query("select nid from {fooaggregator_feed} where url = '%s' and nid != %d", $node->url, $node->nid);
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}
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else {
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$result = db_query("select nid from {fooaggregator_feed} where url = '%s'", $node->url);
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}
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if (db_num_rows($result) > 0) {
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form_set_error('url', t('this URL has been used already'));
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}
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}
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/**
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* Clear a feed items
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*
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* @param $fid a feed ID
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*/
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function fooaggregator_feed_clear($fid) {
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$node = node_load($fid);
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$node->checked = 0;
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$node->updated = 0;
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$node->modified = 0;
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$node->etag = '';
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_fooaggregator_feed_update($node);
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}
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?>
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