Source: https://medium.com/@Mahmoud_Zalt/eloquent-relationships-cheat-sheet-5155498c209
| One to one ( 1-1) |
One to many ( 1-n) |
Poly one to many ( 1x-n) |
Many to many ( n-n) |
Poly many to many ( nx-n) |
|
|---|---|---|---|---|---|
| Number of models | 2 only | 2 only | 3 and above | 2 only | 3 and above |
| Number of tables | 2 (1/model) | 2 (1/model) | 3+ (1/model) | 3 (1/model + pivot) | 4+ (1/model + pivot) |
| Pivot table | - | - | - | required |
| <?php | |
| /** | |
| * Using WP Statuses for custom Post Types. | |
| * | |
| * @link http://github.com/imath/wp-statuses | |
| */ | |
| // Exit if accessed directly. | |
| defined( 'ABSPATH' ) || exit; |
| <?php | |
| add_action( 'admin_enqueue_scripts', 'admin_print_js' ); | |
| public function admin_print_js() { | |
| global $wp_locale; | |
| //add the jQuery UI elements shipped with WP | |
| wp_enqueue_script( 'jquery' ); | |
| wp_enqueue_script( 'jquery-ui-datepicker' ); |
| /** | |
| * Function to consolidate purchase data because info is missing from edd_get_payment_meta_cart_details | |
| */ | |
| function mlabs_get_product_price_id_for_purchase( $download_id, $payment_id ) { | |
| $purchase_details = edd_get_payment_meta_cart_details( $payment_id, true ); | |
| if ( !is_array( $purchase_details ) ) return false; | |
| foreach( $purchase_details as $item ) { | |
| if( $item['id'] == $download_id ) { |
| //https://wordpress.stackexchange.com/questions/15376/how-to-set-default-screen-options | |
| add_filter( 'hidden_meta_boxes', 'custom_hidden_meta_boxes' ); | |
| function custom_hidden_meta_boxes( $hidden ) { | |
| // Hide meta boxes on the single Post screen | |
| // Left column | |
| $hidden[] = 'postexcerpt'; // Post Excerpts | |
| $hidden[] = 'trackbacksdiv'; // Send Trackbacks | |
| $hidden[] = 'postcustom'; // Custom Fields | |
| $hidden[] = 'commentstatusdiv'; // Discussion |
| <?php | |
| /* | |
| File : functions.php (in your theme) | |
| Override "woocommerce_before_shop_loop" hook. | |
| Add a check : (Line 41 - 43) | |
| Avoid error if administrator choosing "rating" in administration and rating are disabled. | |
| IF "woocommerce_enable_review_rating" option equal "no" | |
| AND | |
| "woocommerce_default_catalog_orderby" option equal "rating" |
| npm install gulp-concat gulp-uglify gulp-strip-debug gulp-autoprefixer gulp-minify-css gulp-changed gulp-imagemin gulp-jshint --save-dev | |
| // include gulp | |
| var gulp = require('gulp'); | |
| //jshint | |
| var jshint = require('gulp-jshint'); | |
| var changed = require('gulp-changed'); | |
| //imgs | |
| var imagemin = require('gulp-imagemin'); | |
| var minifyHTML = require('gulp-minify-html'); |
| // Use: ><a href="list.html" class="js-back">Go back</a> | |
| $('.js-back').on('click', function(evt) { | |
| if (document.referrer != "") { | |
| evt.preventDefault(); | |
| history.back(); | |
| } | |
| }); |
| <?php | |
| // returns the path of the request URI without the query string | |
| // see http://php.net/manual/en/function.parse-url.php | |
| // and http://php.net/manual/en/reserved.variables.server.php | |
| // and http://php.net/manual/en/url.constants.php | |
| $request_uri = parse_url( $_SERVER['REQUEST_URI'], PHP_URL_PATH ); | |
| $is_admin = strpos( $request_uri, '/wp-admin/' ); |
| <?php | |
| function smcm_pull_faculty_from_directory() { | |
| //Get the slug of the calling site... array element [3] | |
| $site_slug = explode ("/", get_site_url()); | |
| // blog id of the directory | |
| $blog_id = 7; |