WordPress-Handbuch WordPress-Handbuch
WordPress-Handbuch
/ listing-10-4.php
Created
January 30, 2019 10:59
PHP code extension to display post image thumbnails next to the Previous/Next post links in WordPress
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| $previous_post=get_previous_post(); | |
| $next_post=get_next_post(); | |
| the_post_navigation( | |
| array( | |
| 'next_text' => '<span class="meta-nav" aria-hidden="true">Weiter</span> ' . | |
| '<span class="screen-reader-text">Weiter</span> <br/>' . | |
| '<span class="post-title">%title</span>' . get_the_post_thumbnail( $next_post->ID, 'thumbnail' ), | |
| 'prev_text' => '<span class="meta-nav" aria-hidden="true">Zurück</span> ' . | |
| '<span class="screen-reader-text">Zurück</span> <br/>' . | |
| '<span class="post-title">%title</span>' . get_the_post_thumbnail( $previous_post->ID, 'thumbnail' ), |
WordPress-Handbuch
/ listing-11-1.php
Created
February 7, 2019 14:19
Example PHP/jQuery Matomo fragment to track form field clicks in the plugin »Quiz and Survey Master« (V6.2.0, class-qmn-quiz-manager.php, insert at line 314)
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| $quiz_display .= "<script>\n"; | |
| $quiz_display .= " jQuery(document).ready(function () {\n"; | |
| $quiz_display .= " jQuery('.qmn_quiz_form input').click(function () {\n"; | |
| $quiz_display .= " _paq.push(['trackEvent', 'Quiz', 'Klick', jQuery(this).attr('ID') + '-' + jQuery(this).attr('value')]);\n"; | |
| $quiz_display .= " });\n"; | |
| $quiz_display .= " });\n"; | |
| $quiz_display .= "</script>\n"; |
WordPress-Handbuch
/ listing-13-1.php
Last active
April 5, 2019 05:29
functions.php extension to include only specific plugins in the automatic updates
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| function auto_update_specific_plugins ( $update, $item ) { | |
| // List your plugins to be updated here | |
| $plugins = array ( | |
| 'cookie-notice', | |
| 'relevanssi', | |
| 'updraftplus', | |
| 'and-any-other-plugin-slugs' | |
| ); | |
| if ( in_array( $item->slug, $plugins ) ) { | |
| return true; |
WordPress-Handbuch
/ listing-13-2.html
Created
February 19, 2019 06:58
Itty bitty HTML page acting as a simple maintenance page
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| <html><head><title>Wartung!</title></head><body>Der Welt kleinste Wartungsseite</body></html> |
WordPress-Handbuch
/ listing-13-3
Created
February 19, 2019 07:01
.htaccess fragment for loading a static HTML page except when images are being requested or the user comes from 1.2.3.4 (insert your IP here)
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| <IfModule mod_rewrite.c> | |
| RewriteEngine on | |
| RewriteCond %{REMOTE_ADDR} !^1\.2\.3\.4 | |
| RewriteCond %{REQUEST_URI} !/wartung.html$ [NC] | |
| RewriteCond %{REQUEST_URI} !\.(jpe?g?|png|gif) [NC] | |
| RewriteRule .* /wartung.html [R=302,L] | |
| </IfModule> |
WordPress-Handbuch
/ listing-15-1.html
Created
March 1, 2019 09:18
Dynamic generation of a contact e-mail address as a measure against simple scan bots
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| <script type="text/javascript"> | |
| verschleierteemailadresse('info', 'wordpress-handbuch', 'com', 'Betreffzeile'); | |
| function verschleierteemailadresse(eins,zwei,drei,vier) { | |
| document.write('<a href="mailto'); | |
| document.write(':' + eins + '@'); | |
| document.write(zwei + '.' + drei + '?subject=' + vier + '">' + eins + '@' + zwei + '.' + drei + '</a>'); | |
| } | |
| </script> |
WordPress-Handbuch
/ listing-15-2.html
Created
March 1, 2019 09:24
Dynamic generation (CSS) of a contact e-mail address as a measure against simple scan bots
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| <a data-name="info" data-domain="wordpress-handbuch" data-tld="com" data-subject="Betreffzeile" href="#" class="verschleierteemailadresse" onclick="window.location.href = 'mailto:' + this.dataset.name + '@' + this.dataset.domain + '.' + this.dataset.tld + '?subject=' + this.dataset.subject"></a> | |
| <style> | |
| .verschleierteemailadresse:after { | |
| content: attr(data-name) "@" attr(data-domain) "." attr(data-tld); | |
| } | |
| </style> |
WordPress-Handbuch
/ listing-15-3.htaccess
Created
March 4, 2019 08:02
Simple HTTP to HTTPS redirect
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| RewriteEngine On | |
| RewriteCond %{HTTPS} !=on | |
| RewriteRule ^(.*)$ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301] |
WordPress-Handbuch
/ listing-15-4.htaccess
Last active
May 19, 2019 09:36
Show all ways to get the current and absolute PHP script folder
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| AuthUserFile /AbsoluterPfadZumIhremWordPressAdminOrdner/.htpasswd | |
| AuthType Basic | |
| AuthName "Verhaeltnismaessig geheimer Zugang zur Website" | |
| Require valid-user |
WordPress-Handbuch
/ listing-16-1.htaccess
Created
March 6, 2019 06:13
.htaccess add on to activate GZIP compression on regular Apache servers
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| <IfModule mod_deflate.c> | |
| AddOutputFilterByType DEFLATE text/css | |
| AddOutputFilterByType DEFLATE text/javascript | |
| AddOutputFilterByType DEFLATE text/plain | |
| AddOutputFilterByType DEFLATE text/xml | |
| AddOutputFilterByType DEFLATE application/atom_xml | |
| AddOutputFilterByType DEFLATE application/javascript | |
| AddOutputFilterByType DEFLATE application/rss+xml | |
| AddOutputFilterByType DEFLATE application/xml | |
| AddOutputFilterByType DEFLATE application/xhtml+xml |