WordPress-Handbuch WordPress-Handbuch
WordPress-Handbuch
/ listing-15-5.php
Created
May 19, 2019 09:35
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| <?php | |
| echo 'basename(dirname(__FILE__)) = ' . basename(dirname(__FILE__)) . "<br/>"; | |
| echo '$_SERVER["PHP_SELF"] = ' . $_SERVER["PHP_SELF"] . "<br/>"; | |
| echo '$_SERVER["DOCUMENT_ROOT"] = ' . $_SERVER["DOCUMENT_ROOT"] . "<br/>"; | |
| echo 'dirname(__FILE__) = ' . dirname(__FILE__) . "<br/>"; | |
| echo 'getcwd() = ' . getcwd() . "<br/>"; | |
| echo '__FILE__ = ' . __FILE__ . "<br/>"; | |
| phpinfo(); | |
| ?> |
WordPress-Handbuch
/ listing-18-18.php
Created
April 23, 2019 06:11
WordPress 5 dropin /wp-content/maintenance.php, a custom maintenance message when using the .maintenance-mechanism in the main directory
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| <?php | |
| header('HTTP/1.1 503 Service Temporarily Unavailable'); | |
| header('Status: 503 Service Temporarily Unavailable'); | |
| header('Retry-After: 3600'); | |
| ?><!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Website wird gewartet</title> | |
| </head> |
WordPress-Handbuch
/ listing-18-17.php
Created
April 23, 2019 06:09
WordPress 5 dropin for db-error.php, a custom error message in case of a failed database connection
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| <?php ob_start(); | |
| header('HTTP/1.1 503 Service Temporarily Unavailable'); | |
| header('Status: 503 Service Temporarily Unavailable'); | |
| header('Retry-After: 3600'); | |
| mail("info@ihredomain", "Datenbankfehler", "Schon wieder die Datenbank!", "From: Meine Website"); | |
| ?><!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Website nicht erreichbar</title> |
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| /* CSS Styles ausserhalb der folgenden speziellen Media Querys sind fuer grosse Monitore, breiter als 1199px, vorgesehen */ | |
| @media all and (max-width: 1199px) { | |
| /* CSS Styles fuer grosse Displays */ | |
| } | |
| @media all and (max-width: 991px) { | |
| /* CSS Styles fuer Tablets hochkant */ | |
| } | |
| @media all and (max-width: 768px) { | |
| /* CSS Styles fuer Smartphones, horizontal */ | |
| } |
WordPress-Handbuch
/ listing-18-16.php
Created
April 11, 2019 06:46
Display new image sizes choices set through add_image_size() also in the backend in the right sidebar when editing an image
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| function wh_add_image_sizes_to_backend( $existingsizes ) { | |
| $addsizes = array( | |
| "wh-homepage-teaser" => 'WH Homepage Teaser', | |
| "wh-landingpage-stage" => 'WH Landingpage Stage', | |
| "wh-detailpage-feature" => 'WH Detailpage Feature' | |
| ); | |
| $newsizes = array_merge( $existingsizes, $addsizes ); | |
| return $newsizes; | |
| } | |
| add_filter( 'image_size_names_choose', 'wh_add_image_sizes_to_backend' ); |
WordPress-Handbuch
/ listing-18-15.php
Created
April 10, 2019 08:12
WordPress 5 Hello Word with translations commands
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| <?php | |
| /** | |
| * @package WH_Hello_World | |
| * @version 1.1.0 | |
| */ | |
| /* | |
| Plugin Name: WH Hello World | |
| Plugin URI: https://wordpress-handbuch.com | |
| Description: Testausgabe in Front- und Backend | |
| Author: Johannes Mustermann |
WordPress-Handbuch
/ listing-22-2.js
Created
March 27, 2019 15:26
WordPress 5 plugin admin js code for the backend preview part of the WH Eyecatcher example project https://wordpress.org/plugins/wh-eyecatcher/
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| jQuery(document).ready(function( $ ){ | |
| jQuery('select#wh_eyecatcher_style').on('change', function () { | |
| $("textarea#wh_eyecatcher_css").val(this.value); | |
| $("div#wh-eyecatcher").attr("style",this.value); | |
| }); | |
| jQuery('textarea#wh_eyecatcher_css').on('change keyup paste', function () { | |
| $("div#wh-eyecatcher").attr("style",this.value); | |
| }); | |
| jQuery('input#wh_eyecatcher_slogan').on('change keyup paste', function () { | |
| $("div#wh-eyecatcher").html($("input#wh_eyecatcher_slogan").attr("value")); |
WordPress-Handbuch
/ listing-22-1.php
Last active
February 18, 2020 19:55
WordPress 5 plugin main php code of the WH Eyecatcher example project https://wordpress.org/plugins/wh-eyecatcher/
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| <?php | |
| /* | |
| Plugin Name: WH Eyecatcher | |
| Plugin URI: https://wordpress-handbuch.com/wh-eyecatcher | |
| Description: Add a floating slogan to eyery page of your website | |
| Version: 1.0.2 | |
| Author: WordPress-Handbuch | |
| Author URI: https://wordpress-handbuch.com | |
| License: GPL v2 or later | |
| Copyright 2019 Richard Eisenmenger |
WordPress-Handbuch
/ listing-21-3.php
Created
March 26, 2019 08:11
Example functions.php with activated WordPress 5 features
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| <?php | |
| /** | |
| * WH HTML Vorlage functions and definitions | |
| * | |
| * @link @link https://developer.wordpress.org/themes/basics/theme-functions/ | |
| * | |
| * @package WH_HTML_Vorlage | |
| */ | |
| /** |
WordPress-Handbuch
/ listing-21-4.css
Created
March 26, 2019 07:38
Example Gutenberg editor styles to be included via add_editor_style( 'listing-21-4.css' );
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| body { | |
| background-color: #00ffff; | |
| color: #0000ff; | |
| } | |
| .wp-block { | |
| max-width: 300px; | |
| } | |
| .wp-block[data-align="wide"] { | |
| max-width: 500px; | |
| } |
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