wpscholar

<?php

/**
 * Add additional contact methods to a WordPress user profile
 */
function more_contactmethods( $contactmethods ) {
    $contactmethods['twitter'] = 'Twitter username';
    $contactmethods['facebook'] = 'Facebook URL';
    return $contactmethods;
}

wpscholar

<?php

/**
 * Add a settings link to your WordPress plugin on the plugin listing page.
 */
function add_settings_link( $links, $file ){
    if( $file == plugin_basename(__FILE__) ){
        $settings_link = '<a href="'.admin_url('admin.php?page=my-page').'">'.__('Settings', $this->textdomain).'</a>';
        array_unshift( $links, $settings_link );
    }

wpscholar

<?php

/**
 * This shortcode will allow you to create a snapshot of a remote website and post it
 * on your WordPress site.
 *
 * [snapshot url="http://www.wordpress.org" alt="WordPress.org" width="400" height="300"]
 */
add_shortcode( 'snapshot', function ( $atts ) {
	$atts = shortcode_atts( array(

wpscholar

<?php

/**
 * WordPress shortcode only displays content to registered users.  Could be improved by
 * passing role as an attribute to only allow certain types of users.
 *
 * Example: [member]This text will be only displayed to registered users.[/member]
 */
function members_only_shortcode( $atts, $content = null ) {
    if ( is_user_logged_in() && !is_null( $content ) && !is_feed() )

wpscholar

<?php

/**
 * WordPress shortcode loads a PDF file on your site in an iframe using Google Docs.
 *
 * Example: [embed_pdf width="600px" height="500px"]http://infolab.stanford.edu/pub/papers/google.pdf[/embedpdf]
 */
function embed_pdf($attr, $url) {
    return '<iframe src="http://docs.google.com/viewer?url=' . $url . '&embedded=true" style="width:' .$attr['width']. '; height:' .$attr['height']. ';" frameborder="0">Your browser should support iFrame to view this PDF document</iframe>';
}

wpscholar

<?php

/**
 * WordPress shortcode allows you to create content that is visible only in your RSS feeds.
 *
 * Example: [feedonly]Dear RSS readers...[/feedonly]
 */
function feedonly_shortcode( $atts, $content = null) {
    if (!is_feed()) return "";
    return $content;

wpscholar

<?php

/**
 * Remove unwanted pages from the WordPress admin menu
 */
function my_admin_menu() {
     remove_menu_page('link-manager.php');
}
add_action( 'admin_menu', 'my_admin_menu' );

wpscholar

<?php

/** 
 * Create numeric pagination in WordPress
 */
 
// Get total number of pages
global $wp_query;
$total = $wp_query->max_num_pages;
// Only paginate if we have more than one page

wpscholar

<?php

/**
* Add a custom link to the end of a specific menu that uses the wp_nav_menu() function
*/
add_filter('wp_nav_menu_items', 'add_admin_link', 10, 2);
function add_admin_link($items, $args){
    if( $args->theme_location == 'footer_menu' ){
        $items .= '<li><a title="Admin" href="'. esc_url( admin_url() ) .'">' . __( 'Admin' ) . '</a></li>';
    }

wpscholar

<?php

/**
* WordPress contextual template loading
*/
function mpress_load_template( $name ){
    if( is_front_page() ){
        if( is_home() ){
            return locate_template( array(
                $name.'-home.php',