Written by Below are some of the pieces of custom code I’ve found around the internet for use on the WordPress, BuddyPress and Events Manager site I run, used to create a social network for a local hiking group.
/*
* Removes the wordpress News metabox
* see https://codex.wordpress.org/Dashboard_Widgets_API for further details
*/
function yoursite_remove_dashboard_meta() {
remove_meta_box( 'dashboard_primary', 'dashboard', 'normal' );
}
add_action( 'admin_init', 'yoursite_remove_dashboard_meta' );
/*
* Changes the logon screen image to the url you specify
* assuming you are using a sub theme this folder goes in there
*/
function yoursite_login_logo() { ?>
<style type="text/css">
#login h1 a, .login h1 a {
background-image: url(<?php echo get_stylesheet_directory_uri(); ?>/images/yourlogo.png);
background-size: 289px 289px;
height: 289px;
width: auto;
}
</style>
<?php
}
add_action( 'login_enqueue_scripts', 'yoursite_login_logo' );
/*
* Changes the image link on login page to take back to homepage
* and the hover text
*/
function yoursite_login_logo_url() {
return home_url();
}
add_filter( 'login_headerurl', 'yoursite_login_logo_url' );
function yoursite_login_logo_url_title() {
return 'Your Site Title';
}
add_filter( 'login_headertitle', 'yoursite_login_logo_url_title' );
/*
* Add custom message to WordPress login page
*/
function yoursite_login_message( $message ) {
if ( empty($message) ){
return '<p><strong>Looking for more info about the site? <a href="https://your.site/more-info/">Click here</a></strong></p>';
} else {
return $message;
}
}
add_filter( 'login_message', 'yoursite_login_message' );
/*
* Gallery Default Settings changes to 4 wide
*/
function yoursite_theme_gallery_defaults( $settings ) {
$settings['galleryDefaults']['columns'] = 4;
return $settings;
}
add_filter( 'media_view_settings', 'yoursite_theme_gallery_defaults' );
/*
* Removes extra unused boxes from event creation pages
* https://codex.wordpress.org/Function_Reference/remove_meta_box
* for more options
*/
function yoursite_remove_meta_boxes() {
if ( ! current_user_can( 'manage_options' ) ) {
remove_meta_box( 'postexcerpt', 'post', 'normal' );
remove_meta_box( 'slugdiv', 'post', 'normal' );
remove_meta_box( 'revisionsdiv', 'post', 'normal' );
remove_meta_box( 'authordiv', 'post', 'normal' );
remove_meta_box( 'trackbacksdiv', 'post', 'normal' );
remove_meta_box( 'postcustom', 'post', 'normal' );
remove_meta_box( 'tagsdiv-post_tag', 'post', 'normal' );
remove_meta_box( 'slugdiv', 'event', 'normal' );
remove_meta_box( 'postexcerpt', 'event', 'normal' );
}
}
add_action( 'admin_menu', 'yoursite_remove_meta_boxes' );
/*
* Events -> Settings -> General -> General Options -> Event Attributes
* allows the addion of extra attributes
* The following code checks to see if that attribute has been set for the
* event and hides it if not.
* @param string $replacement
* @param string $condition
* @param string $match
* @param object $EM_Event
* @return string
*/
function yoursite_filterEventOutputCondition($replacement, $condition, $match, $EM_Event){
if (is_object($EM_Event)) {
switch ($condition) {
// replace LF with HTML line breaks
case 'nl2br':
// remove conditional
$replacement = preg_replace('/\{\/?nl2br\}/', '', $match);
// process any placeholders and replace LF
$replacement = nl2br($EM_Event->output($replacement));
break;
// #_ATT{your_attribute_1}
case 'has_att_your_attribute_1':
if (is_array($EM_Event->event_attributes) && !empty($EM_Event->event_attributes['your_attribute_1']))
$replacement = preg_replace('/\{\/?your_attribute_1\}/', '', $match);
else
$replacement = '';
break;
// #_ATT{your_attribute_2}
case 'has_att_your_attribute_2':
if (is_array($EM_Event->event_attributes) && !empty($EM_Event->event_attributes['your_attribute_2']))
$replacement = preg_replace('/\{\/?your_attribute_2\}/', '', $match);
else
$replacement = '';
break;
// #_ATT{your_attribute_3}
case 'has_att_your_attribute_3':
if (is_array($EM_Event->event_attributes) && !empty($EM_Event->event_attributes['your_attribute_3']))
$replacement = preg_replace('/\{\/?your_attribute_3\}/', '', $match);
else
$replacement = '';
break;
}
}
return $replacement;
}
add_filter('em_event_output_condition', 'yoursite_filterEventOutputCondition', 10, 4);
/*
* This changes the default ticket name to Basic, leaves the description blank and sets
* the default number of tickets to 12
*/
function yoursite_em_add_default_tickets($tickets, $EM_Bookings, $force_reload = false) {
if ( empty($tickets->tickets) ) {
$ticket_data = array();
$ticket_data[0] = array('ticket_name' => 'Basic', 'ticket_description' => '', 'ticket_spaces' => 12, 'ticket_price' => 0 );
if (is_array($tickets->tickets)) unset($tickets->tickets);
foreach ($ticket_data as $ticket) {
$EM_Ticket = new EM_Ticket($ticket);
$tickets->tickets[] = $EM_Ticket;
}
}
return $tickets;
}
add_filter('em_bookings_get_tickets', 'yoursite_em_add_default_tickets', 10, 2);
/*
* Changes role names
*/
function yoursite_change_role_name() {
global $wp_roles;
if ( ! isset( $wp_roles ) )
$wp_roles = new WP_Roles();
$wp_roles->roles['editor']['name'] = 'King_Queen';
$wp_roles->role_names['editor'] = 'King_Queen';
$wp_roles->roles['author']['name'] = 'Prince_Princess';
$wp_roles->role_names['author'] = 'Prince_Princess';
$wp_roles->roles['contributor']['name'] = 'Duke_Duchess';
$wp_roles->role_names['contributor'] = 'Duke_Duchess';
$wp_roles->roles['subscriber']['name'] = 'Jester';
$wp_roles->role_names['subscriber'] = 'Jester';
}
add_action('init', 'yoursite_change_role_name');
/*
* Display user role on their profile, total of events created and attended
*/
add_action( 'bp_before_member_header_meta', 'yoursite_show_role_on_profile' );
function yoursite_show_role_on_profile() {
global $wp_roles;
$user_id = bp_displayed_user_id();
$user = get_userdata($user_id);
$roles = $user->roles;
if ( !$roles )
return;
if ( !isset( $wp_roles ) )
$wp_roles = new WP_Roles();
$named_roles = array();
foreach ( $roles as $role ) {
$named_roles [] = $wp_roles->role_names[$role];
}
$user_id = bp_displayed_user_id();
$counts = yoursite_get_author_event_counts($user_id);
if (isset($counts))
$custom_column[] = "{$counts}";
if (empty($custom_column)){
$custom_column = ", no events created yet";
}
else
$custom_column = " {$counts[$user_id]['count']} and has created {$custom_column} event(s)";
$results = yoursite_get_total_attended_events($user_id);
if ( $named_roles )
echo '<span class="user-role activity"> - ' . $named_roles[0] . $custom_column . ', attended ' . $results . ' in total.</span>';
}
function yoursite_get_total_attended_events($user_id) {
static $counts;
if (!isset($counts)) {
global $wpdb;
global $wp_post_types;
$sql = <<<SQL
SELECT
COUNT(*) AS total
FROM
ENTER_YOUR_BOOKING_TABLE_NAME_HERE //need to find a better way for this rather than hardcoding
WHERE person_id = $user_id
AND booking_status = 1
SQL;
$something = $wpdb->get_results($sql);
return $something[0]->total;
}
}
function yoursite_get_author_event_counts($user_id) {
static $counts;
if (!isset($counts)) {
global $wpdb;
global $wp_post_types;
$sql = <<<SQL
SELECT
post_type,
post_author,
COUNT(*) AS post_count
FROM
{$wpdb->posts}
WHERE post_author = $user_id
AND post_type ='event'
AND post_status = 'publish'
GROUP BY
post_type,
post_author
SQL;
$posts = $wpdb->get_results($sql);
return $posts[0]->post_count;
}
}
/**
* Remove powered by wordpress
*/
add_filter( 'tc_wp_powered', 'yoursite_wp_powered' );
function yoursite_wp_powered() {
$text_output = '';
return $text_output;
}
/*
* Adds events to the activity stream, multiple options
* can be added to the array as required
*/
function yoursite_record_more_types( $types ) {
$types[] = 'event';
return $types;
}
add_filter( 'bp_blogs_record_post_post_types', 'yoursite_record_more_types');
/*
* Ensures the date for comments is the comment date and not
* the original post date
*/
function yoursite_bpfr_stream( $qs, $object ) {
if ( 'activity' != $object ) {
return $qs;
}
$qs = wp_parse_args( $qs, array() );
$qs['display_comments'] = 'stream';
return $qs;
}
add_filter( 'bp_ajax_querystring', 'yoursite_bpfr_stream', 20, 2 );