public function generate_edit_forms_upsell_ad()
{
/*
* SimplePie strips out all query strings
* we had to implement a workaround
* https://github.com/simplepie/simplepie/issues/317
*/
include_once ABSPATH . WPINC . '/feed.php';
$rss = fetch_feed(esc_url('http://yikesplugins.com/feed/?post_type=product_ads&genre=easy-forms-for-mailchimp'));
$maxitems = 0;
if (!is_wp_error($rss)) {
// Checks that the object is created correctly
// Figure out how many total items there are, but limit it to 1.
$maxitems = $rss->get_item_quantity(1);
// Build an array of all the items, starting with element 0 (first element).
$rss_items = $rss->get_items(0, $maxitems);
} else {
return $feed = new WP_Error('Simple Pie RSS Error', $feed->error());
}
// loop over returned results
foreach ($rss_items as $add_on) {
$add_on_desc = $add_on->get_content();
?>
<h3><?php
echo $add_on->get_title();
?>
</h3>
<div class="inside">
<?php
echo $add_on_desc;
?>
</div>
<?php
}
}
/* Tell SimplePie to cache the feed using WordPress' cache class */
$feed->set_cache_class('WP_Feed_Cache');
/* Tell SimplePie to use the WordPress class for retrieving feed files */
$feed->set_file_class('WP_SimplePie_File');
$feed->enable_cache(true);
// temporary
/* Tell SimplePie how long to cache the feed data in the WordPress database */
$feed->set_cache_duration(apply_filters('wp_feed_cache_transient_lifetime', 43200, $feed_url));
/* Run any other functions or filters that WordPress normally runs on feeds */
do_action_ref_array('wp_feed_options', array($feed, $feed_url));
/* Initiate the SimplePie instance */
$feed->init();
/* Tell SimplePie to send the feed MIME headers */
$feed->handle_content_type();
if ($feed->error()) {
return $feed = new WP_Error('simplepie-error', $feed->error());
}
// print_r( $feed->get_items() );
foreach ($feed->get_items() as $add_on) {
// store the description
$description_pre_split = $add_on->get_description();
$permalink = esc_url($add_on->get_permalink());
$add_on_title = $add_on->get_title();
// If the returned add-on is this base plugin, skip it
if ($add_on_title != 'Easy Forms for MailChimp') {
// extract the image
preg_match('/<img[^>]+\\>/i', $description_pre_split, $split_string);
// store the content sans image tag
$description = preg_replace("/<img[^>]+\\>/i", "", $add_on->get_description());
// store the image
$image = count($split_string) > 0 ? $split_string[0] : '';
/* Set the URL of the feed you're retrieving */
$article_feed->set_feed_url($rss_feed_url);
/* Tell SimplePie to cache the feed using WordPress' cache class */
$article_feed->set_cache_class('WP_Feed_Cache');
/* Tell SimplePie to use the WordPress class for retrieving feed files */
$article_feed->set_file_class('WP_SimplePie_File');
/* Tell SimplePie how long to cache the feed data in the WordPress database - Cached for 8 hours */
$article_feed->set_cache_duration(apply_filters('wp_feed_cache_transient_lifetime', 28800, $rss_feed_url));
/* Run any other functions or filters that WordPress normally runs on feeds */
do_action_ref_array('wp_feed_options', array($article_feed, $rss_feed_url));
/* Initiate the SimplePie instance */
$article_feed->init();
/* Tell SimplePie to send the feed MIME headers */
$article_feed->handle_content_type();
if ($article_feed->error()) {
return $article_feed = new WP_Error('simplepie-error', $article_feed->error());
}
// loop over latest items
if ($article_feed->get_items()) {
?>
<ul class="knowledge-base-listing">
<li class="list-title"><?php
echo $article_title;
?>
</li>
<?php
foreach ($article_feed->get_items(0, 5) as $kb_article) {
// store the description
$description_pre_split = $kb_article->get_description();
$kb_article_permalink = esc_url_raw($kb_article->get_permalink());
$kb_article_permalink = add_query_arg(array('utm_source' => $page, 'utm_medium' => 'link', 'utm_campaign' => 'easy_forms_for_mailchimp'), esc_url_raw($kb_article_permalink));
