kovshenin

<?php

function my_pre_user_query( $query ) {
	$where = get_posts_by_author_sql( 'post' ) . " AND MONTH(post_date) = " . date( 'm', strtotime( '-1 month' ) );
	$query->query_from = str_replace( get_posts_by_author_sql( 'post' ), $where, $query->query_from );
	$query->query_where .= " AND post_count > 0 ";
	$query->query_limit .= " LIMIT 5 ";
}

function my_magic_loop() {

kovshenin

<?php

// Dirty, easy to miss a ' or " or .
echo '<a href="' . get_permalink() . '" class="link">' . get_the_title() . '</a>';

// Clean, easier to read
printf( '<a href="%s" class="link">%s</a>', get_permalink(), get_the_title() );

// Almost as clean, and more secure, maybe a little paranoic :)
printf( '<a href="%s" class="link">%s</a>', esc_url( get_permalink() ), esc_html( get_the_title() ) );

kovshenin

<?php
/**
 * Moved to: https://github.com/kovshenin/escape-ngg
 */

kovshenin

"""
This script will rewrite the date column in a PayPal CSV 
export from m/d/y to Y-m-d format.

Usage:
# python fix-paypal-csv-dates.py input_file.csv > output_file.csv
"""
import csv, sys
from time import strptime, strftime
filename = sys.argv[1]

kovshenin

<?php
// Shortcodes
add_shortcode( 'my', function() { return 'my'; } );
add_shortcode( 'my-shortcode', function() { return 'my-shortcode'; } );
add_shortcode( 'my_shortcode', function() { return 'my_shortcode'; } );

/**
 * Results:
 *
 * [my]            - my

kovshenin

<?php
$content = '';
$shortcodes = array( 'one', 'two', 'three', 'four' );
foreach ( $shortcodes as $shortcode ) {
	add_shortcode( $shortcode, function() use ( $shortcode ) { return $shortcode; } );
	$content .= sprintf( ' Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. [%s]', $shortcode );
}

$content = str_repeat( $content, 10 );

kovshenin

<?php
/**
 * Plugin Name: Register Some Post Types
 */
add_action( 'init', 'my_register_post_types' );
function my_register_post_types() {
	register_post_type( 'cpt-1', array(
		'label' => 'Image',
		'public' => true,
		'show_in_menu' => true,

kovshenin

<?php
/**
 * Plugin Name: Featured Image Size in Metabox
 * Description: Adds 123x456 to the metabox title in featured image.
 */

add_action( 'do_meta_boxes', 'my_do_meta_boxes' );
function my_do_meta_boxes( $post_type ) {
	global $wp_meta_boxes;
	if ( ! current_theme_supports( 'post-thumbnails', $post_type ) || ! post_type_supports( $post_type, 'thumbnail' ) )

kovshenin

<?php
/**
 * Plugin Name: Hide posts from category on home page
 */

add_action( 'pre_get_posts', 'my_pre_get_posts' );
function my_pre_get_posts( $query ) {
    // Category IDs to exclude
    $exclude_categories = array( 1, 2, 3 );
    if ( $query->is_home() )

kovshenin

<?php
$a = 15;
add_filter( 'my_filter', function() use ( $a ) {
	return "I'm a filter and here's a: $a";
} );

$s = apply_filters( 'my_filter', '' );
echo $s;