cfoellmann / podlove-subscribe-button-wp-plugin

helper.php

<?php

namespace PodloveSubscribeButton;

function for_every_podcast_blog($callback) {

No space after opening parenthesis is prohibited

No space before closing parenthesis is prohibited

	global $wpdb;

	$plugin  = basename(\PodloveSubscribeButton\PLUGIN_DIR) . '/' . \PodloveSubscribeButton\PLUGIN_FILE_NAME;
	$blogids = $wpdb->get_col("SELECT blog_id FROM " . $wpdb->blogs);

Usage of a direct database call is discouraged.

Direct database call without caching detected. Consider using wp_cache_get() / wp_cache_set() or wp_cache_delete().

	if (!is_array($blogids))

Expected 1 space before "!"; 0 found

Expected 1 space after "!"; 0 found

		return;

	foreach ($blogids as $blog_id) {

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		switch_to_blog($blog_id);
		if (is_plugin_active($plugin)) {

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			$callback();
		}
		restore_current_blog();
	}
}