Tag: Short Code Page 1 of 4

Ten ‘Must’ WordPress Snippets

On January 26, 2021

Remove or Hide Admin Menu Links for Certain or Specific Users or Roles

The following snippet will let you remove as well as hide admin menu links for certain users or role.

if (current_user_can('hide_jobs')) {

add_action( 'admin_menu', 'my_remove_menu_jobs' );

function my_remove_menu_jobs() {

remove_menu_page('edit.php?post_type=job');

remove_menu_page('edit.php?post_type=solution');

remove_meta_box('dashboard_right_now', 'dashboard', 'normal'); // right now

}

}

if (current_user_can('hide_jobs')) {

add_action( 'admin_menu', 'my_remove_menu_jobs' );

function my_remove_menu_jobs() {

remove_menu_page('edit.php?post_type=job');

remove_menu_page('edit.php?post_type=solution');

remove_meta_box('dashboard_right_now', 'dashboard', 'normal'); // right now

}

Source: Snipplr

Get all media attached to a post

The following snippet will allow you to get all media attached to a post

$args = array(

'post_parent' => $post->ID,

'post_type' => 'attachment',

'post_mime_type' => 'image',

'posts_per_page' => -1,

'orderby' => 'menu_order',

'order' => 'ASC',

);

$attachments = get_children( $args )

$args = array(

'post_parent' => $post->ID,

'post_type' => 'attachment',

'post_mime_type' => 'image',

'posts_per_page' => -1,

'orderby' => 'menu_order',

'order' => 'ASC',

);

$attachments = get_children( $args )

Source: Pippinsplugins.com

Filter Category from Blog Page

The following snippet will filter category from the blog page

function exclude_cat($query) {

if ( $query->is_home) {

$query-> set('cat','-611');

}

return $query;

}

add_filter('pre_get_posts','exclude_cat');

function exclude_cat($query) {

if ( $query->is_home) {

$query-> set('cat','-611');

}

return $query;

}

add_filter('pre_get_posts','exclude_cat');

Source: brettwidmann.com

Custom Admin Login Logo & Alt Text

The snippet will allow you to have custom admin login logo and alt text

function change_wp_login_title()

{

echo get_option('blogname'); // OR ECHO YOUR OWN ALT TEXT

}add_filter('login_headertitle', 'change_wp_login_title');

function change_wp_login_title()

{

echo get_option('blogname'); // OR ECHO YOUR OWN ALT TEXT

}add_filter('login_headertitle', 'change_wp_login_title');

Source: Snipplr

Prev/Next wordpress loop links

Add the following snippet to previous/next loop links

<div class="navigation"><p><?php posts_nav_link(); ?></p></div>

1	<div class="navigation"><p><?php posts_nav_link(); ?></p></div>

Source: WordPress Codex

Admin Footer Modification

function remove_footer_admin ()

{

echo '<span id="footer-thankyou">Developed by <a href="http://www.designerswebsite.com" target="_blank">Your Name</a></span>';

}

add_filter('admin_footer_text', 'remove_footer_admin');

function remove_footer_admin ()

{

echo '<span id="footer-thankyou">Developed by <a href="http://www.designerswebsite.com" target="_blank">Your Name</a></span>';

}

add_filter('admin_footer_text', 'remove_footer_admin');

Source: Snipplr

Query a custom taxonomy

The following snippet will allow you to query a custom taxonomy, using the taxquery parameter

<?php

// Example query to select all posts belonging to a custom taxonomy.

$args = array(

'tax_query' => array(

array(

'taxonomy' => 'TAXONOMY_NAME',

'field' => 'slug',

'terms' => 'TAXONOMY_SLUG'

)

)

);

$the_query = new WP_Query( $args );

// The Loop

while ( $the_query->have_posts() ) : $the_query->the_post();

echo '<li>';

the_title();

echo '</li>';

endwhile;

// Reset Post Data

wp_reset_postdata();

?>

<?php

// Example query to select all posts belonging to a custom taxonomy.

$args = array(

'tax_query' => array(

array(

'taxonomy' => 'TAXONOMY_NAME',

'field' => 'slug',

'terms' => 'TAXONOMY_SLUG'

)

);

$the_query = new WP_Query( $args );

// The Loop

while ( $the_query->have_posts() ) : $the_query->the_post();

echo '<li>';

the_title();

echo '</li>';

endwhile;

// Reset Post Data

wp_reset_postdata();

Source: Snipplr

Remove Personal Options from Profile Menu

The following snippet will allow you to remove personal options from personal menu

function hide_personal_options(){

echo "\n" . '<script type="text/javascript">jQuery(document).ready(function($) { $(\'form#your-profile > h3:first\').hide(); $(\'form#your-profile > table:first\').hide(); $(\'form#your-profile\').show(); });</script>' . "\n";

}

add_action('admin_head','hide_personal_options');

function hide_personal_options(){

echo "\n" . '<script type="text/javascript">jQuery(document).ready(function($) { $(\'form#your-profile > h3:first\').hide(); $(\'form#your-profile > table:first\').hide(); $(\'form#your-profile\').show(); });</script>' . "\n";

}

add_action('admin_head','hide_personal_options');

Source: Snipplr

Exclude Category from Feed

The following snippet will allow you to exclude category from feed

function customFeedquery($query) {

if(is_feed()) {

$query->set('cat','-8'); // exclude category 8

return $query;

}

}

add_filter('pre_get_posts', 'customFeedquery');

function customFeedquery($query) {

if(is_feed()) {

$query->set('cat','-8'); // exclude category 8

return $query;

}

add_filter('pre_get_posts', 'customFeedquery');

Load jQuery from CDN, fallback to local

Add the following snippet to your theme’s functions.php file

/**

* Load jQuery from Google CDN, fallback to local

*/

// http://wp.tutsplus.com/tutorials/load-jquery-from-google-cdn-with-local-fallback-for-wordpress/

if( !is_admin()){ // Don't do this for admin area, since Google's jQuery isn't in noConflict mode and will interfere with WP's admin area.

$url = 'http://ajax.googleapis.com/ajax/libs/jquery/1.6.2/jquery.min.js'; // the URL to check against

$test_url = @fopen($url,'r'); // test parameters

if($test_url !== false) { // test if the URL exists

function load_external_jQuery() { // load external file

wp_deregister_script( 'jquery' ); // deregisters the default WordPress jQuery

wp_register_script('jquery', 'http://ajax.googleapis.com/ajax/libs/jquery/1.6.2/jquery.min.js'); // register the external file

wp_enqueue_script('jquery'); // enqueue the external file

}

add_action('wp_enqueue_scripts', 'load_external_jQuery'); // initiate the function

} else {

function load_local_jQuery() {

wp_deregister_script('jquery'); // deregisters the default WordPress jQuery

wp_register_script('jquery', get_bloginfo('template_url').'/js/jquery-1.6.2.min.js', __FILE__, false, '1.6.2', true); // register the local file

wp_enqueue_script('jquery'); // enqueue the local file

}

add_action('wp_enqueue_scripts', 'load_local_jQuery'); // initiate the function

}

}

/**

* Load jQuery from Google CDN, fallback to local

// http://wp.tutsplus.com/tutorials/load-jquery-from-google-cdn-with-local-fallback-for-wordpress/

if( !is_admin()){ // Don't do this for admin area, since Google's jQuery isn't in noConflict mode and will interfere with WP's admin area.

$url = 'http://ajax.googleapis.com/ajax/libs/jquery/1.6.2/jquery.min.js'; // the URL to check against

$test_url = @fopen($url,'r'); // test parameters

if($test_url !== false) { // test if the URL exists

function load_external_jQuery() { // load external file

wp_deregister_script( 'jquery' ); // deregisters the default WordPress jQuery

wp_register_script('jquery', 'http://ajax.googleapis.com/ajax/libs/jquery/1.6.2/jquery.min.js'); // register the external file

wp_enqueue_script('jquery'); // enqueue the external file

}

add_action('wp_enqueue_scripts', 'load_external_jQuery'); // initiate the function

} else {

function load_local_jQuery() {

wp_deregister_script('jquery'); // deregisters the default WordPress jQuery

wp_register_script('jquery', get_bloginfo('template_url').'/js/jquery-1.6.2.min.js', __FILE__, false, '1.6.2', true); // register the local file

wp_enqueue_script('jquery'); // enqueue the local file

}

add_action('wp_enqueue_scripts', 'load_local_jQuery'); // initiate the function

}

Source: Snipplr

Photo Credit: Flickr/hackNY.org

10 WordPress Snippets That You Don’t Want To Miss

By The Editorial Team

On June 10, 2020

In Snippets

Update WordPress URL

Adding the following snippet to function.php file will let you update WordPress URL

<?php

update_option('siteurl','http://EURE-SITE.de/');

update_option('home','http://EURE-SITE.de/');

?>

<?php

update_option('siteurl','http://EURE-SITE.de/');

update_option('home','http://EURE-SITE.de/');

Source: Snipplr

WordPress WP_ Settings

The snippet let you set some WordPress directories / paths directly to the server name.

define('WP_SITEURL', 'http://' . $_SERVER['SERVER_NAME'] . '/wordpress');

define('WP_HOME', 'http://' . $_SERVER['SERVER_NAME']);

define('WP_CONTENT_DIR', $_SERVER['DOCUMENT_ROOT'] . '/wp-content');

define('WP_CONTENT_URL', 'http://' . $_SERVER['SERVER_NAME'] . '/wp-content');

define('WP_SITEURL', 'http://' . $_SERVER['SERVER_NAME'] . '/wordpress');

define('WP_HOME', 'http://' . $_SERVER['SERVER_NAME']);

define('WP_CONTENT_DIR', $_SERVER['DOCUMENT_ROOT'] . '/wp-content');

define('WP_CONTENT_URL', 'http://' . $_SERVER['SERVER_NAME'] . '/wp-content');

Source: Snipplr

Access Request URI for template reuse

The following snippet will let you access request URI for template reuse

<?php

switch ($wp->request) {

case 'directory':

get_template_part('content', 'directory');

break;

case 'history':

get_template_part('content', 'history');

break;

default: get_template_part('content', 'default');

};

?>

<?php

switch ($wp->request) {

case 'directory':

get_template_part('content', 'directory');

break;

case 'history':

get_template_part('content', 'history');

break;

default: get_template_part('content', 'default');

};

Source: Kovshenin

WordPress Widget Basic Stucture

<?php

error_reporting(E_ALL);

/*

Plugin Name: Messenger Widget

Plugin URI: http://www.scoldy.com

Description: Any message designated.

Version: 1.0

Author: Ronnie

Author URI: http://www.scoldy.com

*/

class Messager extends WP_Widget {

function __construct()

{

}

public function form()

{

}

public function widget()

{

}

}

?>

<?php

error_reporting(E_ALL);

Plugin Name: Messenger Widget

Plugin URI: http://www.scoldy.com

Description: Any message designated.

Version: 1.0

Author: Ronnie

Author URI: http://www.scoldy.com

class Messager extends WP_Widget {

function __construct()

{

}

public function form()

{

}

public function widget()

{

}

Source: Snipplr

WordPress Child Theme

The following snippet will let you sort out the stylesheet

/*

Theme Name: Child Theme Name

Description: Description of your Child Theme

Author: Your name here

Template: folder

*/

@import url("../parentthemefolder/style.css");

Theme Name: Child Theme Name

Description: Description of your Child Theme

Author: Your name here

Template: folder

@import url("../parentthemefolder/style.css");

Source: doitwithwp.com

Custom Menus in WordPress

register:

<?php

register_nav_menus( array(

'primary' => __( 'Primary Navigation', 'primarynav' ),

'secondary' => __( 'Secondary Navigation', 'secondarynav' ),

'footer' => __( 'Footer Navigation', 'footernav' ),

) );

?>

display:

<?php wp_nav_menu(array( 'theme_location' => 'footer')); ?>

<?php

register_nav_menus( array(

'primary' => __( 'Primary Navigation', 'primarynav' ),

'secondary' => __( 'Secondary Navigation', 'secondarynav' ),

'footer' => __( 'Footer Navigation', 'footernav' ),

) );

display:

<?php wp_nav_menu(array( 'theme_location' => 'footer')); ?>

Source: Snipplr

SQL query to delete all media and attachments

The following snippet will delete all media in the library and remove all post attachments.

# First:

DELETE FROM wp_postmeta

WHERE post_id IN

(

SELECT id

FROM wp_posts

WHERE post_type = 'attachment'

)

;

# Second:

DELETE FROM wp_posts WHERE post_type = 'attachment'

# First:

DELETE FROM wp_postmeta

WHERE post_id IN

(

SELECT id

FROM wp_posts

WHERE post_type = 'attachment'

)

;

# Second:

DELETE FROM wp_posts WHERE post_type = 'attachment'

Source: WordPress.org

Simple iframe shortcode

Using the snippet will let you take iframe parameters and build an iframe through a shortcode

add_shortcode('iframe', 'iframe');

function iframe($atts) {

extract(shortcode_atts(array(

'src' => "",

'width' => "800",

'height' => "600"

), $atts));

$iframe = '<iframe src="'.$src.'" width="'.$width.'" height="'.$height.'" scrolling="no" allowtransparency="yes" frameborder="0" ></iframe>';

return $iframe;

}

add_shortcode('iframe', 'iframe');

function iframe($atts) {

extract(shortcode_atts(array(

'src' => "",

'width' => "800",

'height' => "600"

), $atts));

$iframe = '<iframe src="'.$src.'" width="'.$width.'" height="'.$height.'" scrolling="no" allowtransparency="yes" frameborder="0" ></iframe>';

return $iframe;

}

Source: Snipplr

Disable the WordPress file editor

The following snippet will disable the WordPress file editor

define('DISALLOW_FILE_EDIT', TRUE);

1	define('DISALLOW_FILE_EDIT', TRUE);

Automatically link Twitter usernames

Paste the snippet in the function.php file of your theme and it will let you automatically link Twitter usernames

/* automatically link Twitter usernames in WordPress*/

function twtreplace($content) {

$twtreplace = preg_replace('/([^a-zA-Z0-9-_&])@([0-9a-zA-Z_]+)/',"$1<a href=\"http://twitter.com/$2\" target=\"_blank\" rel=\"nofollow\">@$2</a>",$content);

return $twtreplace;

}

add_filter('the_content', 'twtreplace');

add_filter('comment_text', 'twtreplace');

/* automatically link Twitter usernames in WordPress*/

function twtreplace($content) {

$twtreplace = preg_replace('/([^a-zA-Z0-9-_&])@([0-9a-zA-Z_]+)/',"$1<a href=\"http://twitter.com/$2\" target=\"_blank\" rel=\"nofollow\">@$2</a>",$content);

return $twtreplace;

}

add_filter('the_content', 'twtreplace');

add_filter('comment_text', 'twtreplace');

Source: Snipplr

Search Posts by Custom Post Type

The snippet will let you search posts by custom post types

<?

/* Template Name: Search Results */

$search_refer = $_GET["post_type"];

if ($search_refer == 'CUSTOM_POST_TYPE') { load_template(TEMPLATEPATH . '/template_one-name.php'); }

elseif ($search_refer == 'CUSTOM_POST_TYPE') { load_template(TEMPLATEPATH . '/template_two-name.php'); };

?>

/* Template Name: Search Results */

$search_refer = $_GET["post_type"];

if ($search_refer == 'CUSTOM_POST_TYPE') { load_template(TEMPLATEPATH . '/template_one-name.php'); }

elseif ($search_refer == 'CUSTOM_POST_TYPE') { load_template(TEMPLATEPATH . '/template_two-name.php'); };

Source: WP-Snipp

Photo Credit: Flickr/Brad Montgomery

Ten ‘Must’ WordPress Snippets For Your Blog

By The Editorial Team

On September 30, 2019

In Snippets, Tutorials

Reduce spam by using .htaccess

Adding the following shortcode will let you reduce spam on your WordPress blog by using .htaccess. Simply paste the following lines into your .htaccess file but also make a note that you do make a backup of your .htaccess file before editing it.

<IfModule mod_rewrite.c>

RewriteEngine On

RewriteCond %{REQUEST_METHOD} POST

RewriteCond %{REQUEST_URI} .wp-comments-post\.php*

RewriteCond %{HTTP_REFERER} !.*yourdomainname.* [OR]

RewriteCond %{HTTP_USER_AGENT} ^$

RewriteRule (.*) ^http://%{REMOTE_ADDR}/$ [R=301,L]

</IfModule>

RewriteEngine On

RewriteCond %{REQUEST_METHOD} POST

RewriteCond %{REQUEST_URI} .wp-comments-post\.php*

RewriteCond %{HTTP_REFERER} !.*yourdomainname.* [OR]

RewriteCond %{HTTP_USER_AGENT} ^$

RewriteRule (.*) ^http://%{REMOTE_ADDR}/$ [R=301,L]

</IfModule>

Source: AllGuru.net

Display a thumbnail of any website

Simply paste the code below into your functions.php file.

function gk_snap($atts, $content = null) {

        extract(shortcode_atts(array(

                                    "snap" => 'http://s.wordpress.com/mshots/v1/',

                                    "url" => 'http://www.geekeries.fr',

                                    "alt" => 'Mon image',

                                    "w" => '400', // largeur

                                    "h" => '300' // hauteur

        ), $atts));

                        $img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

        return $img;

}

add_shortcode("snap", "gk_snap");unction gk_snap($atts, $content = null) {

        extract(shortcode_atts(array(

                                    "snap" => 'http://s.wordpress.com/mshots/v1/',

                                    "url" => 'http://www.geekeries.fr',

                                    "alt" => 'Mon image',

                                    "w" => '400', // largeur

                                    "h" => '300' // hauteur

        ), $atts));

                        $img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

        return $img;

}

add_shortcode("snap", "gk_snap");

function gk_snap($atts, $content = null) {

extract(shortcode_atts(array(

"snap" => 'http://s.wordpress.com/mshots/v1/',

"url" => 'http://www.geekeries.fr',

"alt" => 'Mon image',

"w" => '400', // largeur

"h" => '300' // hauteur

), $atts));

$img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

return $img;

}

add_shortcode("snap", "gk_snap");unction gk_snap($atts, $content = null) {

extract(shortcode_atts(array(

"snap" => 'http://s.wordpress.com/mshots/v1/',

"url" => 'http://www.geekeries.fr',

"alt" => 'Mon image',

"w" => '400', // largeur

"h" => '300' // hauteur

), $atts));

$img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

return $img;

}

add_shortcode("snap", "gk_snap");

Once done, you can use the snap shortcode:

[snap url="http://www.geekeries.fr/publicites/" alt="Ma description" w="400" h="300"]

1	[snap url="http://www.geekeries.fr/publicites/" alt="Ma description" w="400" h="300"]

Source: Geekeries.fr

Easily remove weird characters from your WordPress database

The shortcode will remove the weird characters from your WordPress database. All you have to do is simply run the following SQL query on your nWordPress database via the command line client or PhpMyAdmin.

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€œ', '“');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€', '”');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€™', '’');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€˜', '‘');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€”', '–');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€“', '—');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€¢', '-');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€¦', '…');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€œ', '“');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€', '”');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€™', '’');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€˜', '‘');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€”', '–');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€“', '—');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€¢', '-');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€¦', '…');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€œ', '“');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€', '”');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€™', '’');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€˜', '‘');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€”', '–');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€“', '—');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€¢', '-');

UPDATE wp_posts SET post_content = REPLACE(post_content, 'â€¦', '…');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€œ', '“');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€', '”');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€™', '’');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€˜', '‘');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€”', '–');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€“', '—');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€¢', '-');

UPDATE wp_comments SET comment_content = REPLACE(comment_content, 'â€¦', '…');

Source: Jeff Starr

How to change WordPress editor font

Adding the following shortcode to your functions.php file will let you change the default WordPress editor font.

add_action( 'admin_head-post.php', 'devpress_fix_html_editor_font' );

add_action( 'admin_head-post-new.php', 'devpress_fix_html_editor_font' );

function devpress_fix_html_editor_font() { ?>

<style type="text/css">#editorcontainer #content, #wp_mce_fullscreen { font-family: Georgia, "Times New Roman", "Bitstream Charter", Times, serif; }</style>

<?php }

add_action( 'admin_head-post.php', 'devpress_fix_html_editor_font' );

add_action( 'admin_head-post-new.php', 'devpress_fix_html_editor_font' );

function devpress_fix_html_editor_font() { ?>

<?php }

Source: DevPress

Removing the “read more” jump

Adding the shortcode into your functions.php file will remove the “read more” link from your blog which will automatically takes you to the article page.

function wdc_no_more_jumping($post) {

     return '<a href="'.get_permalink($post->ID).'" class="read-more">'.'Continue Reading'.'</a>';

}

add_filter('excerpt_more', 'wdc_no_more_jumping');

function wdc_no_more_jumping($post) {

return '<a href="'.get_permalink($post->ID).'" class="read-more">'.'Continue Reading'.'</a>';

}

add_filter('excerpt_more', 'wdc_no_more_jumping');

Source: Alex Denning

Quick maintenance mode

Paste the following code into your functions.php file and you will be able to easily implement a maintenance mode on your WordPress blog.

function wpr_maintenance_mode() {

    if ( !current_user_can( 'edit_themes' ) || !is_user_logged_in() ) {

        wp_die('Maintenance, please come back soon.');

    }

}

add_action('get_header', 'wpr_maintenance_mode');

function wpr_maintenance_mode() {

if ( !current_user_can( 'edit_themes' ) || !is_user_logged_in() ) {

wp_die('Maintenance, please come back soon.');

}

add_action('get_header', 'wpr_maintenance_mode');

Source: Skyje

Disable theme changing

Simply paste the code in your functions.php file to disable theme changing.

add_action('admin_init', 'slt_lock_theme');

function slt_lock_theme() {

            global $submenu, $userdata;

            get_currentuserinfo();

            if ($userdata->ID != 1) {

                        unset($submenu['themes.php'][5]);

                        unset($submenu['themes.php'][15]);

            }

}

add_action('admin_init', 'slt_lock_theme');

function slt_lock_theme() {

global $submenu, $userdata;

get_currentuserinfo();

if ($userdata->ID != 1) {

unset($submenu['themes.php'][5]);

unset($submenu['themes.php'][15]);

}

Source: Steve Taylor

Redirect feeds to a single format

Adding the following shortcode to your .htaccess file will let you direct all your feeds to a single format.

<IfModule mod_alias.c>

 RedirectMatch 301 /feed/(atom|rdf|rss|rss2)/?$ http://example.com/feed/

 RedirectMatch 301 /comments/feed/(atom|rdf|rss|rss2)/?$ http://example.com/comments/feed/

</IfModule>

RedirectMatch 301 /feed/(atom|rdf|rss|rss2)/?$ http://example.com/feed/

RedirectMatch 301 /comments/feed/(atom|rdf|rss|rss2)/?$ http://example.com/comments/feed/

</IfModule>

Source: Digging into WordPress

Simpler WordPress login url

Adding the following code to your .htaccess file will let you have the simpler WordPress login url.

RewriteRule ^login$ http://website.com/wp-login.php [NC,L]

1	RewriteRule ^login$ http://website.com/wp-login.php [NC,L]

Source: Kevin Chard

How to modify size of embedded videos

On adding the following shortcode to your theme’s functions.php file will let you modify the size of embedded videos.

function mycustom_embed_defaults($embed_size){

    $embed_size['width'] = 586; // Adjust values to your needs

    $embed_size['height'] = 500; 

    return $embed_size;

}

add_filter('embed_defaults', 'mycustom_embed_defaults');

function mycustom_embed_defaults($embed_size){

$embed_size['width'] = 586; // Adjust values to your needs

$embed_size['height'] = 500;

return $embed_size;

}

add_filter('embed_defaults', 'mycustom_embed_defaults');

Source: Shailan

Photo Credit: Flickr/hackNY.org

15 Most Useful And Required WordPress Snippets

By The Editorial Team

On December 5, 2018

In Snippets, Tutorials

Change footer-text in WP Admin

Using the code will change the text in the bottom of the WP admin pages.

<?php

function remove_footer_admin () {

  echo 'My footer text. Thank you &lt;a href="http://wordpress.org">Wordpress&lt;/a> for giving me this filter.';

}

add_filter('admin_footer_text', 'remove_footer_admin');

?>

<?php

function remove_footer_admin () {

echo 'My footer text. Thank you <a href="http://wordpress.org">Wordpress</a> for giving me this filter.';

}

add_filter('admin_footer_text', 'remove_footer_admin');

Include Future Posts in RSS Feed

Adding the snippet to your theme’s functions.php file will let you appear your future posts in your RSS feed.

<?php

/* Include published and future posts in rss feed. */

function FuturePostsFeed($query) {

    if ($query->is_feed) {

         $query->set('post_status','publish,future');

    }

return $query;

}

add_filter('pre_get_posts','FuturePostsFeed');

?>

<?php

/* Include published and future posts in rss feed. */

function FuturePostsFeed($query) {

if ($query->is_feed) {

$query->set('post_status','publish,future');

}

return $query;

}

add_filter('pre_get_posts','FuturePostsFeed');

Remove meta-boxes

Using this snippet, you can remove the meta-boxes you don’t use.

<?php

function remove_meta_boxes() {

# Removes meta from Posts #

remove_meta_box('postcustom','post','normal');

remove_meta_box('trackbacksdiv','post','normal');

remove_meta_box('commentstatusdiv','post','normal');

remove_meta_box('commentsdiv','post','normal');

# Removes meta from pages #

remove_meta_box('postcustom','page','normal');

remove_meta_box('trackbacksdiv','page','normal');

remove_meta_box('commentstatusdiv','page','normal');

remove_meta_box('commentsdiv','page','normal');

}

add_action('admin_init','remove_meta_boxes');

?>

<?php

function remove_meta_boxes() {

# Removes meta from Posts #

remove_meta_box('postcustom','post','normal');

remove_meta_box('trackbacksdiv','post','normal');

remove_meta_box('commentstatusdiv','post','normal');

remove_meta_box('commentsdiv','post','normal');

# Removes meta from pages #

remove_meta_box('postcustom','page','normal');

remove_meta_box('trackbacksdiv','page','normal');

remove_meta_box('commentstatusdiv','page','normal');

remove_meta_box('commentsdiv','page','normal');

}

add_action('admin_init','remove_meta_boxes');

Remove Gallery Settings

Gallery setting often make you irritated. The following snippet will simply remove all the gallery settings from the media upload section. All you have to do is simple add the code in your functions.php file.

<?php

add_action( 'admin_head_media_upload_gallery_form', 'mfields_remove_gallery_setting_div' );

if( !function_exists( 'mfields_remove_gallery_setting_div' ) ) {

function mfields_remove_gallery_setting_div() {

print '

&lt;style type="text/css">

#gallery-settings *{

display:none;

}

&lt;/style>';

}

}

?>

<?php

add_action( 'admin_head_media_upload_gallery_form', 'mfields_remove_gallery_setting_div' );

if( !function_exists( 'mfields_remove_gallery_setting_div' ) ) {

function mfields_remove_gallery_setting_div() {

print '

#gallery-settings *{

display:none;

}

</style>';

}

Remove Login Shake

The following snippet has to be added to functions.php and it will remove the “wrong password” screen shake.

<?php

function my_login_head() {

remove_action('login_head', 'wp_shake_js', 12);

}

add_action('login_head', 'my_login_head');

?>

<?php

function my_login_head() {

remove_action('login_head', 'wp_shake_js', 12);

}

add_action('login_head', 'my_login_head');

QR Code With Article Link

To have the QR-code rendered for every article, just insert the following snippet inside the WordPress loop.

<img src="http://api.qrserver.com/v1/create-qr-code/?size=500x500&data="

<?php the_permalink() ?>

" alt="QR Code for

<?php  the_title_attribute(); ?>

"/>

<img src="http://api.qrserver.com/v1/create-qr-code/?size=500x500&data="

<?php the_permalink() ?>

" alt="QR Code for

<?php the_title_attribute(); ?>

"/>

Detect iPhone Users

The following snippet will helps you detect visitors which are using an iPhone, allowing you to create a better experience for them.

<?php

global $is_iphone;

if($is_iphone) {

// User in on an iPhone.

}

?>

<?php

global $is_iphone;

if($is_iphone) {

// User in on an iPhone.

}

Remove Pages Columns

The code will allow you to remove a column from pages.

<?php

function remove_pages_columns($defaults) {

unset($defaults['comments']);

return $defaults;

}

add_filter('manage_pages_columns', 'remove_pages_columns');

?>

<?php

function remove_pages_columns($defaults) {

unset($defaults['comments']);

return $defaults;

}

add_filter('manage_pages_columns', 'remove_pages_columns');

Enable debug mode

Add this to your wp-config.php and you will be able to debug your WordPress blog if something went wrong.

<?php

if ( isset($_GET['debug']) && $_GET['debug'] == 'debug')

define('WP_DEBUG', true);

?>

<?php

if ( isset($_GET['debug']) && $_GET['debug'] == 'debug')

define('WP_DEBUG', true);

Check PHP Version

Since WordPress 3.2 version made its debut, PHP 5.2.4 is required for it to run. The time ever since development of plugins for this version come into existence you might require to check that whether the PHP version is up to date or not.

<?php

if ( version_compare(PHP_VERSION, '5.2.4', '<') ) {

wp_die('PHP 5.2.4 is required.');

};

?>

<?php

if ( version_compare(PHP_VERSION, '5.2.4', '<') ) {

wp_die('PHP 5.2.4 is required.');

};

Hide admin ‘help’ tab

Seeing the ‘help’ tab all the time in the top right corner of the WordPress admin area will be a devastating experience for your clients. In order to let avoid such conditions on not to happen for them, simply add the following snippet in your functions.php template.

<?php

// Hide admin help tab

function hide_help() {

echo '&lt;style type="text/css">

#contextual-help-link-wrap { display: none !important; }

&lt;/style>';

}

add_action('admin_head', 'hide_help');

?>

<?php

// Hide admin help tab

function hide_help() {

echo '<style type="text/css">

#contextual-help-link-wrap { display: none !important; }

</style>';

}

add_action('admin_head', 'hide_help');

Hide ‘Screen Options’ Tab

If you hated the way the Screen Options tab appearing in front of you in your admin area, then adding this snippet to your functions.php template will do the trick for you. Simply add it.

<?php

// Hide admin 'Screen Options' tab

function remove_screen_options_tab()

{

return false;

}

add_filter('screen_options_show_screen', 'remove_screen_options_tab');

?>

<?php

// Hide admin 'Screen Options' tab

function remove_screen_options_tab()

{

return false;

}

add_filter('screen_options_show_screen', 'remove_screen_options_tab');

Change Admin logo

Give your Admin panel a brand look just like whole of your blog; change the logo in the Admin panel with an image of your choice by using this snippet.

<?php

function custom_admin_logo() {

echo '&lt;style type=&quot;text/css&quot;&gt;

#header-logo { background-image: url('.get_bloginfo('template_directory').'/images/admin_logo.png) !important; }

&lt;/style&gt;';

}

add_action('admin_head', 'custom_admin_logo');

?>

<?php

function custom_admin_logo() {

echo '<style type="text/css">

#header-logo { background-image: url('.get_bloginfo('template_directory').'/images/admin_logo.png) !important; }

</style>';

}

add_action('admin_head', 'custom_admin_logo');

Get top level categories / taxonomy

The following code will allow you to get the top level categories and taxonomy.

<?php

$args = array(

'type'          => 'post',

'orderby'       => 'term_group',

'hide_empty'    => 0,

'hierarchical'  => 0,

'parent'        => 0,

'taxonomy'      => '..if you are using a taxonomy instead of a category'

);

get_categories( $args );

?>

<?php

$args = array(

'type' => 'post',

'orderby' => 'term_group',

'hide_empty' => 0,

'hierarchical' => 0,

'parent' => 0,

'taxonomy' => '..if you are using a taxonomy instead of a category'

);

get_categories( $args );

Dynamic copyright text

The snippet below allows you to create an amazing copyright text for your footer by automatically updating the date using the the_date() function. Just add the code in to your footer.php file.

<b>(c)

<?php echo date('Y'); ?>

</b>

| <a href="

<?php bloginfo('url'); ?>

">

<?php bloginfo('name'); ?>

</a>

|

<?php bloginfo('description'); ?>

<b>(c)

<?php echo date('Y'); ?>

</b>

| <a href="

<?php bloginfo('url'); ?>

<?php bloginfo('name'); ?>

</a>

<?php bloginfo('description'); ?>

Photo Credit: Flickr/Helen Cook

WordPress Snippets – The ‘One’ You Don’t Want To Miss

By The Editorial Team

On April 5, 2017

In Snippets

Loading All Posts From The Current Week

The following snippet will allow you to load all the posts from the current week.

$query_args = array(

'w' => date( 'W' ),

'year' => date( 'Y' ),

);

$posts = get_posts( $query_args );

$query_args = array(

'w' => date( 'W' ),

'year' => date( 'Y' ),

);

$posts = get_posts( $query_args );

Source: MarketPress – Christian Brückner

Breadcrumb Without Plugin

While there are numbers of plugins available to breadcrumb your WordPress blog or website BUT what if you can do the same with simply adding the following snippet at your theme’s functions.php file.

function the_breadcrumb() {

echo '<ul id="crumbs">';

if (!is_home()) {

echo '<li><a href="';

echo get_option('home');

echo '">';

echo 'Home';

echo "</a></li>";

if (is_category() || is_single()) {

echo '<li>';

the_category(' </li><li> ');

if (is_single()) {

echo "</li><li>";

the_title();

echo '</li>';

}

} elseif (is_page()) {

echo '<li>';

echo the_title();

echo '</li>';

}

}

elseif (is_tag()) {single_tag_title();}

elseif (is_day()) {echo"<li>Archive for "; the_time('F jS, Y'); echo'</li>';}

elseif (is_month()) {echo"<li>Archive for "; the_time('F, Y'); echo'</li>';}

elseif (is_year()) {echo"<li>Archive for "; the_time('Y'); echo'</li>';}

elseif (is_author()) {echo"<li>Author Archive"; echo'</li>';}

elseif (isset($_GET['paged']) && !empty($_GET['paged'])) {echo "<li>Blog Archives"; echo'</li>';}

elseif (is_search()) {echo"<li>Search Results"; echo'</li>';}

echo '</ul>';

}

function the_breadcrumb() {

echo '<ul id="crumbs">';

if (!is_home()) {

echo '<li><a href="';

echo get_option('home');

echo '">';

echo 'Home';

echo "</a></li>";

if (is_category() || is_single()) {

echo '<li>';

the_category(' </li><li> ');

if (is_single()) {

echo "</li><li>";

the_title();

echo '</li>';

}

} elseif (is_page()) {

echo '<li>';

echo the_title();

echo '</li>';

}

elseif (is_tag()) {single_tag_title();}

elseif (is_day()) {echo"<li>Archive for "; the_time('F jS, Y'); echo'</li>';}

elseif (is_month()) {echo"<li>Archive for "; the_time('F, Y'); echo'</li>';}

elseif (is_year()) {echo"<li>Archive for "; the_time('Y'); echo'</li>';}

elseif (is_author()) {echo"<li>Author Archive"; echo'</li>';}

elseif (isset($_GET['paged']) && !empty($_GET['paged'])) {echo "<li>Blog Archives"; echo'</li>';}

elseif (is_search()) {echo"<li>Search Results"; echo'</li>';}

echo '</ul>';

}

Once done, open header.php and call the function:

<?php the_breadcrumb(); ?>

1	<?php the_breadcrumb(); ?>

Source: emoticode.net

Changing Dashboard Help Tab Contents

Using the following snippet, you will be able to change the contents of your dashboard help tab.

//hook loading of new page and edit page screens

add_action('load-page-new.php','add_custom_help_page');

add_action('load-page.php','add_custom_help_page');

function add_custom_help_page() {

//the contextual help filter

add_filter('contextual_help','custom_page_help');

}

function custom_page_help($help) {

//keep the existing help copy

echo $help;

//add some new copy

echo "<h5>Custom Features</h5>";

echo "<p>Content placed above the more divider will appear in column 1. Content placed below the divider will appear in column 2.</p>";

}

//hook loading of new page and edit page screens

add_action('load-page-new.php','add_custom_help_page');

add_action('load-page.php','add_custom_help_page');

function add_custom_help_page() {

//the contextual help filter

add_filter('contextual_help','custom_page_help');

}

function custom_page_help($help) {

//keep the existing help copy

echo $help;

//add some new copy

echo "<h5>Custom Features</h5>";

echo "<p>Content placed above the more divider will appear in column 1. Content placed below the divider will appear in column 2.</p>";

}

Source: WP Tuts

Automatically Adding Paragraph Tags

While using the wpautop(), WordPress itself add paragraph tags to the content and the excerpt BUT if in case you requires to add paragraph tags to any text automatically, then use the following snippet for the purpose.

$my_text = 'Lorem ipsum dolor sit amet

consectetur adipiscing elit.

Nulla pretium libero eget gravida rutrum.';

echo wpautop( $my_text );

$my_text = 'Lorem ipsum dolor sit amet

consectetur adipiscing elit.

Nulla pretium libero eget gravida rutrum.';

echo wpautop( $my_text );

Source: Daniel Pataki

How To Login In A WordPress User Programmatically

The following snippet will allow you to login in a WordPress user programmatically.

function auto_login( $user ) {

$username = $user;

if ( !is_user_logged_in() ) {

$user = get_userdatabylogin( $username );

$user_id = $user->ID;

wp_set_current_user( $user_id, $user_login );

wp_set_auth_cookie( $user_id );

do_action( 'wp_login', $user_login );

}

}

function auto_login( $user ) {

$username = $user;

if ( !is_user_logged_in() ) {

$user = get_userdatabylogin( $username );

$user_id = $user->ID;

wp_set_current_user( $user_id, $user_login );

wp_set_auth_cookie( $user_id );

do_action( 'wp_login', $user_login );

}

Followed by, to log in a user, do the following:

auto_login( 'admin' )

1	auto_login( 'admin' )

Source: evilsocket

Bringing Single-Column Dashboard Back To WordPress 3.8

With recently introduced WordPress 3.8, a whole new way to display the dashboard BUT if in case, you don’t like the way, then adding the following snippet to your theme’s functions.php will let you bring back single-column dashboard.

// force one-column dashboard

function shapeSpace_screen_layout_columns($columns) {

$columns['dashboard'] = 1;

return $columns;

}

add_filter('screen_layout_columns', 'shapeSpace_screen_layout_columns');

function shapeSpace_screen_layout_dashboard() { return 1; }

add_filter('get_user_option_screen_layout_dashboard', 'shapeSpace_screen_layout_dashboard');

// force one-column dashboard

function shapeSpace_screen_layout_columns($columns) {

$columns['dashboard'] = 1;

return $columns;

}

add_filter('screen_layout_columns', 'shapeSpace_screen_layout_columns');

function shapeSpace_screen_layout_dashboard() { return 1; }

add_filter('get_user_option_screen_layout_dashboard', 'shapeSpace_screen_layout_dashboard');

Source: Jeff Starr

Ordering Posts By Two Meta Values

By default, WordPress allows you to sort results of a query by one meta value, BUT if you want to order posts by two meta values, then adding the following snippet will help.

<?php

$query = "SELECT wposts.*, wpostmeta1.*, wpostmeta2.*

FROM $wpdb->posts wposts, $wpdb->postmeta wpostmeta1, $wpdb->postmeta wpostmeta2

WHERE wposts.ID = wpostmeta1.post_id

AND wposts.ID = wpostmeta2.post_id

AND wpostmeta1.meta_key = 'date'

AND wpostmeta2.meta_key = 'time'

ORDER BY wpostmeta1.meta_value ASC,

wpostmeta2.meta_value ASC";

$results = $wpdb->get_results($query);

foreach ( $results as $result ) {

//output results as desired

} ?>

<?php

$query = "SELECT wposts.*, wpostmeta1.*, wpostmeta2.*

FROM $wpdb->posts wposts, $wpdb->postmeta wpostmeta1, $wpdb->postmeta wpostmeta2

WHERE wposts.ID = wpostmeta1.post_id

AND wposts.ID = wpostmeta2.post_id

AND wpostmeta1.meta_key = 'date'

AND wpostmeta2.meta_key = 'time'

ORDER BY wpostmeta1.meta_value ASC,

wpostmeta2.meta_value ASC";

$results = $wpdb->get_results($query);

foreach ( $results as $result ) {

//output results as desired

} ?>

Source: WP Recipes

Displaying Recently Registered Users

The following snippet will display recently registered users.

<ul>

<?php $usernames = $wpdb->get_results("SELECT user_nicename, user_url FROM $wpdb->users ORDER BY ID DESC LIMIT 15");

foreach ($usernames as $username) {

echo '<li>' .get_avatar($username->comment_author_email, 45).'<a href="'.$username->user_url.'">'.$username->user_nicename."</a></li>";

}

?>

</ul>

<ul>

<?php $usernames = $wpdb->get_results("SELECT user_nicename, user_url FROM $wpdb->users ORDER BY ID DESC LIMIT 15");

foreach ($usernames as $username) {

echo '<li>' .get_avatar($username->comment_author_email, 45).'<a href="'.$username->user_url.'">'.$username->user_nicename."</a></li>";

}

</ul>

Source: emoticode.net

The ‘Most Required’ WordPress Snippets Part 3

By The Editorial Team

On April 30, 2014

In Snippets

Easy WordPress Drop Downs using CSS

The following WordPress snippets will let you use easily WordPress drop downs using CSS.

The snippet will help you creating an easy WordPress drop downs using CSS.

ul.menu, ul.menu li { float: left; }

ul.menu li { position: relative; margin: 0 15px; list-style: none; } 

.sub-menu { position: absolute; float: none; width: 100px; padding: 0; left: 0; }

.sub-menu li { display:none; margin: 0; padding: 0; }

ul.menu li:hover li { float: none; display:block; clear: both; }

The snippet will help you creating an easy WordPress drop downs using CSS.

ul.menu, ul.menu li { float: left; }

ul.menu li { position: relative; margin: 0 15px; list-style: none; }

.sub-menu { position: absolute; float: none; width: 100px; padding: 0; left: 0; }

.sub-menu li { display:none; margin: 0; padding: 0; }

ul.menu li:hover li { float: none; display:block; clear: both; }

Source: AmberWeinberg

Change footer-text in WP Admin

Using the WordPress Snippets will change the text in the bottom of the WP admin pages.

<?php

function remove_footer_admin () {

echo 'My footer text. Thank you &lt;a href="http://wordpress.org">Wordpress&lt;/a> for giving me this filter.';

}

add_filter('admin_footer_text', 'remove_footer_admin');

?>

<?php

function remove_footer_admin () {

echo 'My footer text. Thank you <a href="http://wordpress.org">Wordpress</a> for giving me this filter.';

}

add_filter('admin_footer_text', 'remove_footer_admin');

Reduce spam by using .htaccess

<IfModule mod_rewrite.c>

RewriteEngine On

RewriteCond %{REQUEST_METHOD} POST

RewriteCond %{REQUEST_URI} .wp-comments-post\.php*

RewriteCond %{HTTP_REFERER} !.*yourdomainname.* [OR]

RewriteCond %{HTTP_USER_AGENT} ^$

RewriteRule (.*) ^http://%{REMOTE_ADDR}/$ [R=301,L]

</IfModule>

RewriteEngine On

RewriteCond %{REQUEST_METHOD} POST

RewriteCond %{REQUEST_URI} .wp-comments-post\.php*

RewriteCond %{HTTP_REFERER} !.*yourdomainname.* [OR]

RewriteCond %{HTTP_USER_AGENT} ^$

RewriteRule (.*) ^http://%{REMOTE_ADDR}/$ [R=301,L]

</IfModule>

Source: AllGuru.net

Redirecting your homepage to the first post

Simply paste the code to your site’s homepage file (mainly it is index.php file) and you will be able to redirect your homepage to the first post.

<?php

/*

home.php (Blog Home Page):

Redirect To First Post

*/

if (have_posts()) {

while (have_posts()) {

the_post();

wp_redirect(get_permalink());

}

}

?>

<?php

home.php (Blog Home Page):

Redirect To First Post

if (have_posts()) {

while (have_posts()) {

the_post();

wp_redirect(get_permalink());

}

Source: Ashton Sanders

Include Future Posts in RSS Feed

Adding the snippet to your theme’s functions.php file will let you appear your future posts in your RSS feed.

<?php

/* Include published and future posts in rss feed. */

function FuturePostsFeed($query) {

if ($query->is_feed) {

$query->set('post_status','publish,future');

}

return $query;

}

add_filter('pre_get_posts','FuturePostsFeed');

?>

<?php

/* Include published and future posts in rss feed. */

function FuturePostsFeed($query) {

if ($query->is_feed) {

$query->set('post_status','publish,future');

}

return $query;

}

add_filter('pre_get_posts','FuturePostsFeed');

Display a thumbnail of any website

Simply paste the code below into your functions.php file.

function gk_snap($atts, $content = null) {

extract(shortcode_atts(array(

"snap" => 'http://s.wordpress.com/mshots/v1/',

"url" => 'http://www.geekeries.fr',

"alt" => 'Mon image',

"w" => '400', // largeur

"h" => '300' // hauteur

), $atts));

$img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

return $img;

}

add_shortcode("snap", "gk_snap");unction gk_snap($atts, $content = null) {

extract(shortcode_atts(array(

"snap" => 'http://s.wordpress.com/mshots/v1/',

"url" => 'http://www.geekeries.fr',

"alt" => 'Mon image',

"w" => '400', // largeur

"h" => '300' // hauteur

), $atts));

$img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

return $img;

}

add_shortcode("snap", "gk_snap");

Once done, you can use the snap shortcode:

[snap url="http://www.geekeries.fr/publicites/" alt="Ma description" w="400" h="300"]

function gk_snap($atts, $content = null) {

extract(shortcode_atts(array(

"snap" => 'http://s.wordpress.com/mshots/v1/',

"url" => 'http://www.geekeries.fr',

"alt" => 'Mon image',

"w" => '400', // largeur

"h" => '300' // hauteur

), $atts));

$img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

return $img;

}

add_shortcode("snap", "gk_snap");unction gk_snap($atts, $content = null) {

extract(shortcode_atts(array(

"snap" => 'http://s.wordpress.com/mshots/v1/',

"url" => 'http://www.geekeries.fr',

"alt" => 'Mon image',

"w" => '400', // largeur

"h" => '300' // hauteur

), $atts));

$img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';

return $img;

}

add_shortcode("snap", "gk_snap");

Once done, you can use the snap shortcode:

[snap url="http://www.geekeries.fr/publicites/" alt="Ma description" w="400" h="300"]

Source: Geekeries.fr

How to automatically add a search field to your navigation menu

On copying the code to your theme’s functions.php file you will be able to add a search filed automatically to your navigation menu.

add_filter('wp_nav_menu_items','add_search_box', 10, 2);

function add_search_box($items, $args) {

ob_start();

get_search_form();

$searchform = ob_get_contents();

ob_end_clean();

$items .= '<li>' . $searchform . '</li>';

return $items;

}

add_filter('wp_nav_menu_items','add_search_box', 10, 2);

function add_search_box($items, $args) {

ob_start();

get_search_form();

$searchform = ob_get_contents();

ob_end_clean();

$items .= '<li>' . $searchform . '</li>';

return $items;

}

Source: Ronald

Remove meta-boxes

Using this snippet, you can remove the meta-boxes you don’t use.

<?php

function remove_meta_boxes() {

# Removes meta from Posts #

remove_meta_box('postcustom','post','normal');

remove_meta_box('trackbacksdiv','post','normal');

remove_meta_box('commentstatusdiv','post','normal');

remove_meta_box('commentsdiv','post','normal');

# Removes meta from pages #

remove_meta_box('postcustom','page','normal');

remove_meta_box('trackbacksdiv','page','normal');

remove_meta_box('commentstatusdiv','page','normal');

remove_meta_box('commentsdiv','page','normal');

}

add_action('admin_init','remove_meta_boxes');

?>

<?php

function remove_meta_boxes() {

# Removes meta from Posts #

remove_meta_box('postcustom','post','normal');

remove_meta_box('trackbacksdiv','post','normal');

remove_meta_box('commentstatusdiv','post','normal');

remove_meta_box('commentsdiv','post','normal');

# Removes meta from pages #

remove_meta_box('postcustom','page','normal');

remove_meta_box('trackbacksdiv','page','normal');

remove_meta_box('commentstatusdiv','page','normal');

remove_meta_box('commentsdiv','page','normal');

}

add_action('admin_init','remove_meta_boxes');

Remove Gallery Settings

<?php

add_action( 'admin_head_media_upload_gallery_form', 'mfields_remove_gallery_setting_div' );

if( !function_exists( 'mfields_remove_gallery_setting_div' ) ) {

function mfields_remove_gallery_setting_div() {

print '

&lt;style type="text/css">

#gallery-settings *{

display:none;

}

&lt;/style>';

}

}

?>

<?php

add_action( 'admin_head_media_upload_gallery_form', 'mfields_remove_gallery_setting_div' );

if( !function_exists( 'mfields_remove_gallery_setting_div' ) ) {

function mfields_remove_gallery_setting_div() {

print '

#gallery-settings *{

display:none;

}

</style>';

}

How to change WordPress editor font

Adding the following shortcode to your functions.php file will let you change the default WordPress editor font.

add_action( 'admin_head-post.php', 'devpress_fix_html_editor_font' );

add_action( 'admin_head-post-new.php', 'devpress_fix_html_editor_font' );

function devpress_fix_html_editor_font() { ?>

<style type="text/css">#editorcontainer #content, #wp_mce_fullscreen { font-family: Georgia, "Times New Roman", "Bitstream Charter", Times, serif; }</style>

<?php }

add_action( 'admin_head-post.php', 'devpress_fix_html_editor_font' );

add_action( 'admin_head-post-new.php', 'devpress_fix_html_editor_font' );

function devpress_fix_html_editor_font() { ?>

<?php }

Source: DevPress

The ‘Most Required’ WordPress Snippets Part 2

By The Editorial Team

On April 22, 2014

In Snippets

WordPress AJAX jQuery script

// ajaxLoop.js

jQuery(function($){ 

function reQuery(){ 

var thisDomain = 'http://davocom'; // no end slash 

var page = 1;

var loading = true;

var $window = $(window);

var $content = $('.ajaxContent');

var load_posts = function(){

$.ajax({

type : 'GET',

data : {numPosts : 6, pageNumber: page},

dataType : 'html',

url : thisDomain+"/wp-content/themes/.../ajaxLoop.php",

beforeSend : function(){

if(page != 1){

$content.append('<div id="temp_load" style="text-align:center">\

<img src="../images/ajax-loader.gif" />\

</div>');

}

},

success : function(data){

$data = $(data);

if($data.length){

$data.hide();

$content.html($data);

$data.fadeIn(500, function(){

$("#temp_load").remove();

loading = false;

});

$('ul.categories li a').removeClass('strong');

$('ul.categories li.category-'+arg+' a').addClass('strong');

} else {

$("#temp_load").remove();

}

},

error : function(jqXHR, textStatus, errorThrown) {

$("#temp_load").remove();

alert(jqXHR + " :: " + textStatus + " :: " + errorThrown);

}

});

}

$window.scroll(function() {

var content_offset = $content.offset();

//console.log(content_offset.top);

if(!loading && ($window.scrollTop() +

$window.height()) > ($content.scrollTop() +

$content.height() + content_offset.top)) {

loading = true;

page++;

load_posts();

}

});

load_posts();

}

});

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// ajaxLoop.js

jQuery(function($){

function reQuery(){

var thisDomain = 'http://davocom'; // no end slash

var page = 1;

var loading = true;

var $window = $(window);

var $content = $('.ajaxContent');

var load_posts = function(){

$.ajax({

type : 'GET',

data : {numPosts : 6, pageNumber: page},

dataType : 'html',

url : thisDomain+"/wp-content/themes/.../ajaxLoop.php",

beforeSend : function(){

if(page != 1){

$content.append('<div id="temp_load" style="text-align:center">\

<img src="../images/ajax-loader.gif" />\

</div>');

}

success : function(data){

$data = $(data);

if($data.length){

$data.hide();

$content.html($data);

$data.fadeIn(500, function(){

$("#temp_load").remove();

loading = false;

});

$('ul.categories li a').removeClass('strong');

$('ul.categories li.category-'+arg+' a').addClass('strong');

} else {

$("#temp_load").remove();

}

error : function(jqXHR, textStatus, errorThrown) {

$("#temp_load").remove();

alert(jqXHR + " :: " + textStatus + " :: " + errorThrown);

}

});

}

$window.scroll(function() {

var content_offset = $content.offset();

//console.log(content_offset.top);

if(!loading && ($window.scrollTop() +

$window.height()) > ($content.scrollTop() +

$content.height() + content_offset.top)) {

loading = true;

page++;

load_posts();

}

});

load_posts();

}

});

Source: Snipplr

WordPress Child Theme

The following snippet will let you sort out the stylesheet

/*

Theme Name: Child Theme Name

Description: Description of your Child Theme

Author: Your name here

Template: folder

*/

@import url("../parentthemefolder/style.css");

Theme Name: Child Theme Name

Description: Description of your Child Theme

Author: Your name here

Template: folder

@import url("../parentthemefolder/style.css");

Source: doitwithwp.com

Gravatar Image as Favicon

The following snippet will let you have your Gravatar image as WordPress Favicon

function GravatarAsFavicon() {

$GetTheHash = md5(strtolower(trim('you@yourdomain.com')));

echo 'http://www.gravatar.com/avatar/' . $GetTheHash . '?s=16';

}

function GravatarAsFavicon() {

$GetTheHash = md5(strtolower(trim('you@yourdomain.com')));

echo 'http://www.gravatar.com/avatar/' . $GetTheHash . '?s=16';

}

Source: Forrst

Check if current post type is a custom post type

The following snippet will let you check if current post type is a custom post type or not

function is_custom_post_type() { 

global $wp_query; 

$post_types = get_post_types(array('public' => true,'_builtin' => false),'names','and'); 

foreach ($post_types as $post_type ) {

if (get_post_type($post_type->ID) == get_post_type($wp_query->post->ID)) {

return true;

} else {

return false;

}

}

}

function is_custom_post_type() {

global $wp_query;

$post_types = get_post_types(array('public' => true,'_builtin' => false),'names','and');

foreach ($post_types as $post_type ) {

if (get_post_type($post_type->ID) == get_post_type($wp_query->post->ID)) {

return true;

} else {

return false;

}

Source: Snipplr

Move the posts count inside the link of the Archive and Category widgets

The following snippet will let you move the posts count inside the links of the archive and category widgets

<?php /* This code filters the Categories archive widget to include the post count inside the link */

add_filter('wp_list_categories', 'cat_count_span');

function cat_count_span($links) {

$links = str_replace('</a> (', ' (', $links);

$links = str_replace(')', ')</a>', $links);

return $links;

}

/* This code filters the Archive widget to include the post count inside the link */

add_filter('get_archives_link', 'archive_count_span');

function archive_count_span($links) {

$links = str_replace('</a>&nbsp;(', ' (', $links);

$links = str_replace(')', ')</a>', $links);

return $links;

}?>

<?php /* This code filters the Categories archive widget to include the post count inside the link */

add_filter('wp_list_categories', 'cat_count_span');

function cat_count_span($links) {

$links = str_replace('</a> (', ' (', $links);

$links = str_replace(')', ')</a>', $links);

return $links;

}

/* This code filters the Archive widget to include the post count inside the link */

add_filter('get_archives_link', 'archive_count_span');

function archive_count_span($links) {

$links = str_replace('</a> (', ' (', $links);

$links = str_replace(')', ')</a>', $links);

return $links;

}?>

Source: Github

Custom Menus in WordPress

register:

<?php

register_nav_menus( array(

'primary' => __( 'Primary Navigation', 'primarynav' ),

'secondary' => __( 'Secondary Navigation', 'secondarynav' ),

'footer' => __( 'Footer Navigation', 'footernav' ),

) );

?>

display:

<?php wp_nav_menu(array( 'theme_location' => 'footer')); ?>

<?php

register_nav_menus( array(

'primary' => __( 'Primary Navigation', 'primarynav' ),

'secondary' => __( 'Secondary Navigation', 'secondarynav' ),

'footer' => __( 'Footer Navigation', 'footernav' ),

) );

display:

<?php wp_nav_menu(array( 'theme_location' => 'footer')); ?>

Source: Snipplr

Alert Shortcodes

The following snippet will alert shortcodes

// Alert Shortcodes

function alert_green($atts, $content = null) {

return'<div class="alert-green">' . $content . '</div>';

}

add_shortcode('alert_green', 'alert_green');

function alert_blue($atts, $content = null) {

return'<div class="alert-blue">' . $content . '</div>';

}

add_shortcode('alert_blue', 'alert_blue');

function alert_yellow($atts, $content = null) {

return'<div class="alert-yellow">' . $content . '</div>';

}

add_shortcode('alert_yellow', 'alert_yellow');

function alert_red($atts, $content = null) {

return'<div class="alert-red">' . $content . '</div>';

}

add_shortcode('alert_red', 'alert_red');

/* Alert Shortcodes */

/* Buttons, message boxes, & alert boxes */

.alert-green {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5ffcc url(images/alert_green.png) left center no-repeat;

color:#573;

border:1px solid #bbdd99;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_blue {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5f5ff url(images/alert_blue.png) left center no-repeat;

color:#467;

border:1px solid #bde;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_yellow {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#ffd url(images/alert_yellow.png) left center no-repeat;

color:#664;

border:1px solid #ddc;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_red {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#fcc url(images/alert_red.png) left center no-repeat;

color:#744;

border:1px solid #daa;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

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// Alert Shortcodes

function alert_green($atts, $content = null) {

return'<div class="alert-green">' . $content . '</div>';

}

add_shortcode('alert_green', 'alert_green');

function alert_blue($atts, $content = null) {

return'<div class="alert-blue">' . $content . '</div>';

}

add_shortcode('alert_blue', 'alert_blue');

function alert_yellow($atts, $content = null) {

return'<div class="alert-yellow">' . $content . '</div>';

}

add_shortcode('alert_yellow', 'alert_yellow');

function alert_red($atts, $content = null) {

return'<div class="alert-red">' . $content . '</div>';

}

add_shortcode('alert_red', 'alert_red');

/* Alert Shortcodes */

/* Buttons, message boxes, & alert boxes */

.alert-green {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5ffcc url(images/alert_green.png) left center no-repeat;

color:#573;

border:1px solid #bbdd99;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_blue {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5f5ff url(images/alert_blue.png) left center no-repeat;

color:#467;

border:1px solid #bde;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_yellow {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#ffd url(images/alert_yellow.png) left center no-repeat;

color:#664;

border:1px solid #ddc;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_red {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#fcc url(images/alert_red.png) left center no-repeat;

color:#744;

border:1px solid #daa;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

WordPress Snippets Source: Snipplr

The ‘Most Required’ WordPress Snippets Part 1

By The Editorial Team

On April 15, 2014

In Snippets

WordPress Widget Basic Structure

<?php

error_reporting(E_ALL);

/*

Plugin Name: Messenger Widget

Plugin URI: http://www.scoldy.com

Description: Any message designated.

Version: 1.0

Author: Ronnie

Author URI: http://www.scoldy.com

*/ 

class Messager extends WP_Widget {

function __construct()

{ 

}

public function form()

{

}

public function widget()

{

}

}

?>

<?php

error_reporting(E_ALL);

Plugin Name: Messenger Widget

Plugin URI: http://www.scoldy.com

Description: Any message designated.

Version: 1.0

Author: Ronnie

Author URI: http://www.scoldy.com

class Messager extends WP_Widget {

function __construct()

{

}

public function form()

{

}

public function widget()

{

}

Source: Snipplr

Get all custom taxonomies that are attached to posts that have another custom taxonomy

The following WordPress snippets will let you get all custom taxonomies which are attached to posts which have another custom taxonomy

<?php 

include('wp-load.php'); 

$nike = get_term_by('slug','nike','brand'); // This here just to illustrate 

$terms = get_cross_referenced_terms(array(

'post_type' => 'product',

'related_taxonomy' => 'brand',

'term_id' => $nike->term_id,

));

foreach($terms as $term) {

echo "<p>{$term->name}</p>";

}

function get_cross_referenced_terms($args) {

global $wpdb;

$args = wp_parse_args($args,array(

'post_type' => 'post',

'taxonomy' => 'category',

'related_taxonomy' => 'post_tag',

'term_id' => 0,

));

extract($args);

$sql = <<<SQL

SELECT DISTINCT

{$wpdb->terms}.*,

COUNT(*) AS post_count

FROM

{$wpdb->terms}

INNER JOIN {$wpdb->term_taxonomy} ON {$wpdb->terms}.term_id={$wpdb->term_taxonomy}.term_id

INNER JOIN {$wpdb->term_relationships} ON {$wpdb->term_taxonomy}.term_taxonomy_id={$wpdb->term_relationships}.term_taxonomy_id

INNER JOIN {$wpdb->posts} ON {$wpdb->term_relationships}.object_id={$wpdb->posts}.ID

INNER JOIN {$wpdb->term_relationships} related_relationship ON {$wpdb->posts}.ID=related_relationship.object_id

INNER JOIN {$wpdb->term_taxonomy} related_term_taxonomy ON related_relationship.term_taxonomy_id=related_term_taxonomy.term_taxonomy_id

INNER JOIN {$wpdb->terms} related_terms ON related_term_taxonomy.term_id=related_terms.term_id

WHERE 1=1

AND (related_term_taxonomy.taxonomy<>{$wpdb->term_taxonomy}.taxonomy OR related_terms.term_id<>{$wpdb->terms}.term_id)

AND {$wpdb->posts}.post_type='%s'

AND {$wpdb->term_taxonomy}.taxonomy='%s'

AND related_term_taxonomy.taxonomy='%s'

AND related_terms.term_id=%d

GROUP BY

{$wpdb->terms}.term_id

SQL;

$sql = $wpdb->prepare($sql,$post_type,$taxonomy,$related_taxonomy,$term_id);

$terms = $wpdb->get_results($sql);

return $terms;

}

<?php

include('wp-load.php');

$nike = get_term_by('slug','nike','brand'); // This here just to illustrate

$terms = get_cross_referenced_terms(array(

'post_type' => 'product',

'related_taxonomy' => 'brand',

'term_id' => $nike->term_id,

));

foreach($terms as $term) {

echo "<p>{$term->name}</p>";

}

function get_cross_referenced_terms($args) {

global $wpdb;

$args = wp_parse_args($args,array(

'post_type' => 'post',

'taxonomy' => 'category',

'related_taxonomy' => 'post_tag',

'term_id' => 0,

));

extract($args);

$sql = <<<SQL

SELECT DISTINCT

{$wpdb->terms}.*,

COUNT(*) AS post_count

FROM

{$wpdb->terms}

INNER JOIN {$wpdb->term_taxonomy} ON {$wpdb->terms}.term_id={$wpdb->term_taxonomy}.term_id

INNER JOIN {$wpdb->term_relationships} ON {$wpdb->term_taxonomy}.term_taxonomy_id={$wpdb->term_relationships}.term_taxonomy_id

INNER JOIN {$wpdb->posts} ON {$wpdb->term_relationships}.object_id={$wpdb->posts}.ID

INNER JOIN {$wpdb->term_relationships} related_relationship ON {$wpdb->posts}.ID=related_relationship.object_id

INNER JOIN {$wpdb->term_taxonomy} related_term_taxonomy ON related_relationship.term_taxonomy_id=related_term_taxonomy.term_taxonomy_id

INNER JOIN {$wpdb->terms} related_terms ON related_term_taxonomy.term_id=related_terms.term_id

WHERE 1=1

AND (related_term_taxonomy.taxonomy<>{$wpdb->term_taxonomy}.taxonomy OR related_terms.term_id<>{$wpdb->terms}.term_id)

AND {$wpdb->posts}.post_type='%s'

AND {$wpdb->term_taxonomy}.taxonomy='%s'

AND related_term_taxonomy.taxonomy='%s'

AND related_terms.term_id=%d

GROUP BY

{$wpdb->terms}.term_id

SQL;

$sql = $wpdb->prepare($sql,$post_type,$taxonomy,$related_taxonomy,$term_id);

$terms = $wpdb->get_results($sql);

return $terms;

}

Source: Stackxchange

Anti-Word Alert

The following snippet will alert on anti-words

add_action( 'admin_notices', 'custom_admin_notice' );

function custom_admin_notice(){

global $current_screen;

if ( $current_screen->parent_base == 'edit' )

echo '<div class="updated"><p><strong>NOTE</strong> - Please do not copy and paste text from Microsoft Word. You can write and save your post here in WordPress, or copy it from a plain text app (Notepad or TextEdit). Microsoft Word adds a ton of messy inline tags that break things.</p></div>';

}

add_action( 'admin_notices', 'custom_admin_notice' );

function custom_admin_notice(){

global $current_screen;

if ( $current_screen->parent_base == 'edit' )

echo '<div class="updated"><p><strong>NOTE</strong> - Please do not copy and paste text from Microsoft Word. You can write and save your post here in WordPress, or copy it from a plain text app (Notepad or TextEdit). Microsoft Word adds a ton of messy inline tags that break things.</p></div>';

}

WordPress AJAX loop template

<?php

// Our include

define('WP_USE_THEMES', false);

require_once('../../../wp-load.php');

// Our variables

$numPosts = (isset($_GET['numPosts'])) ? $_GET['numPosts'] : 0;

$page = (isset($_GET['pageNumber'])) ? $_GET['pageNumber'] : 0;

$catSlug = (isset($_GET['catSlug'])) ? $_GET['catSlug'] : 0;

$count = 0;

global $query_string;

$args = wp_parse_args($query_string);

if($catSlug=='all'){

$args = array(

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}else{

$args = array(

'category_name' => $catSlug,

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}

?>

<?php $wp_query = new WP_Query( $args ); ?>

<?php

$totalposts = $wp_query->post_count;

while ($wp_query->have_posts()) : $wp_query->the_post();

$count++;

?>

<article id="post-<?php the_ID(); ?>" <?php post_class('clearfix'); ?> role="article" itemscope itemtype="http://schema.org/BlogPosting">

<header class="article-header">

<div class="date"><?php print get_the_time('j-m-Y'); ?></div>

<h1 class="news-title"><?php the_title(); ?></h1>

<?php

$postid = get_the_ID();

?>

<p class="byline vcard">

Posted in <?php echo get_cats($postid); ?> by <?php echo get_the_author(); ?>

</p>

</header> <!-- end article header -->

<section class="entry-content clearfix" itemprop="articleBody">

<?php the_content(); ?>

</section> <!-- end article section -->

</article> <!-- end article -->

<?php

endwhile;

wp_reset_query();

?>

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<?php

// Our include

define('WP_USE_THEMES', false);

require_once('../../../wp-load.php');

// Our variables

$numPosts = (isset($_GET['numPosts'])) ? $_GET['numPosts'] : 0;

$page = (isset($_GET['pageNumber'])) ? $_GET['pageNumber'] : 0;

$catSlug = (isset($_GET['catSlug'])) ? $_GET['catSlug'] : 0;

$count = 0;

global $query_string;

$args = wp_parse_args($query_string);

if($catSlug=='all'){

$args = array(

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}else{

$args = array(

'category_name' => $catSlug,

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}

<?php $wp_query = new WP_Query( $args ); ?>

<?php

$totalposts = $wp_query->post_count;

while ($wp_query->have_posts()) : $wp_query->the_post();

$count++;

<article id="post-<?php the_ID(); ?>" <?php post_class('clearfix'); ?> role="article" itemscope itemtype="http://schema.org/BlogPosting">

<?php

$postid = get_the_ID();

Posted in <?php echo get_cats($postid); ?> by <?php echo get_the_author(); ?>

</p>

</header>

<?php the_content(); ?>

</section>

</article>

<?php

endwhile;

wp_reset_query();

Source: Snipplr

Add Custom Menu Support

The following snippet will add custom menu support

add_action('init', 'register_custom_menu'); 

function register_custom_menu() {

register_nav_menu('custom_menu', __('Custom Menu'));

}

add_action('init', 'register_custom_menu');

function register_custom_menu() {

register_nav_menu('custom_menu', __('Custom Menu'));

}

Source: ThinkVitamin

Increase server memory limit in wp-config.php

The following snippet will increase server memory limit in wp-config.php file

/**

* Increase memory limit

*/

define('WP_MEMORY_LIMIT', '256M');

/**

* Increase memory limit

define('WP_MEMORY_LIMIT', '256M');

Source: Snipplr

Get Image Path Relevant To Theme

The following snippet will get image path relevant to theme

<img src="<?php bloginfo('template_directory'); ?>/images/XXX.jpg" title="" alt="" />

1	<img src="<?php bloginfo('template_directory'); ?>/images/XXX.jpg" title="" alt="" />

Source: BrightCherry.co.uk

WordPress Snippets – Part 5 of 5

By The Editorial Team

On April 11, 2014

In Snippets

Custom excerpt length

The following WordPress snippets will allow you to set custom except length

// Custom excerpt length

function custom_excerpt_length( $length ) {

return 50;

}

add_filter( 'excerpt_length', 'custom_excerpt_length', 999 );

// Custom excerpt length

function custom_excerpt_length( $length ) {

return 50;

}

add_filter( 'excerpt_length', 'custom_excerpt_length', 999 );

Source: Snipplr

Update WordPress URL

Adding the following snippet to function.php file will let you update WordPress URL

<?php

update_option('siteurl','http://EURE-SITE.de/');

update_option('home','http://EURE-SITE.de/');

?>

<?php

update_option('siteurl','http://EURE-SITE.de/');

update_option('home','http://EURE-SITE.de/');

Source: Snipplr

get Custom post page name

The following snippet will allow you to have custom post page name

<?php $post_type = get_post_type_object( get_post_type($post) );

echo $post_type->labels->singular_name ; ?> 

<a href="<? echo(get_page_link(get_page_by_title('Custom post page name')->ID)) ?>">Find out More</a>

<?php $post_type = get_post_type_object( get_post_type($post) );

echo $post_type->labels->singular_name ; ?>

Source: Snipplr

Change role access to Menus and Widgets

Adding the following snippet to functions.php will let you change role access to Menus and Widgets

<?php

// get the the role object

$role_object = get_role('editor');

// add $cap capability to this role object

$role_object->add_cap('edit_theme_options');

?>

<?php

// get the the role object

$role_object = get_role('editor');

// add $cap capability to this role object

$role_object->add_cap('edit_theme_options');

Source: WP-Snippet

Automatically Notify Your Members on New Posts

The following snippet will send an email to all registered users whenever a post is published

function email_members($post_ID) {

//global $wpdb;

//$usersarray = $wpdb->get_results("SELECT user_email FROM $wpdb->users;");

$wp_user_search = new WP_User_Query( array( 'fields' => array('user_email') ) );

$usersarray = $wp_user_search->get_results();

$arrUsers = array ();

for ($arr = $usersarray, $mU = count ($arr), $iU = 0; $iU < $mU; $iU++) {

$arrUsers[] = $arr[$iU]->user_email;

} // for

$users = implode(",", $arrUsers);

mail($users, "New post notification : " . get_bloginfo('name') , "A new post has been published on " . get_bloginfo('siteurl') );

return $post_ID;

}

add_action('publish_post', 'email_members');

function email_members($post_ID) {

//global $wpdb;

//$usersarray = $wpdb->get_results("SELECT user_email FROM $wpdb->users;");

$wp_user_search = new WP_User_Query( array( 'fields' => array('user_email') ) );

$usersarray = $wp_user_search->get_results();

$arrUsers = array ();

for ($arr = $usersarray, $mU = count ($arr), $iU = 0; $iU < $mU; $iU++) {

$arrUsers[] = $arr[$iU]->user_email;

} // for

$users = implode(",", $arrUsers);

mail($users, "New post notification : " . get_bloginfo('name') , "A new post has been published on " . get_bloginfo('siteurl') );

return $post_ID;

}

add_action('publish_post', 'email_members');

WordPress, page hook

Using the following snippet will let you change the code on the page which you are on

<?php

$url = $_SERVER['REQUEST_URI'];

$tokens = explode('/', $url);

$part = $tokens[sizeof($tokens)-2];

if($part == "page-one") {

echo '<img src="image1.jpg" />';

}

elseif($part == "page-two") {

echo '<img src="image2.jpg" />';

}

else {

//Nothing here aka error

}

?>

<?php

$url = $_SERVER['REQUEST_URI'];

$tokens = explode('/', $url);

$part = $tokens[sizeof($tokens)-2];

if($part == "page-one") {

echo '<img src="image1.jpg" />';

}

elseif($part == "page-two") {

echo '<img src="image2.jpg" />';

}

else {

//Nothing here aka error

}

Source: Novastream

Alert Shortcodes

The following snippet will alert shortcodes

// Alert Shortcodes

function alert_green($atts, $content = null) {

return'<div class="alert-green">' . $content . '</div>';

}

add_shortcode('alert_green', 'alert_green');

function alert_blue($atts, $content = null) {

return'<div class="alert-blue">' . $content . '</div>';

}

add_shortcode('alert_blue', 'alert_blue');

function alert_yellow($atts, $content = null) {

return'<div class="alert-yellow">' . $content . '</div>';

}

add_shortcode('alert_yellow', 'alert_yellow');

function alert_red($atts, $content = null) {

return'<div class="alert-red">' . $content . '</div>';

}

add_shortcode('alert_red', 'alert_red');

/* Alert Shortcodes */

/* Buttons, message boxes, & alert boxes */

.alert-green {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5ffcc url(images/alert_green.png) left center no-repeat;

color:#573;

border:1px solid #bbdd99;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_blue {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5f5ff url(images/alert_blue.png) left center no-repeat;

color:#467;

border:1px solid #bde;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_yellow {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#ffd url(images/alert_yellow.png) left center no-repeat;

color:#664;

border:1px solid #ddc;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_red {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#fcc url(images/alert_red.png) left center no-repeat;

color:#744;

border:1px solid #daa;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

100

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// Alert Shortcodes

function alert_green($atts, $content = null) {

return'<div class="alert-green">' . $content . '</div>';

}

add_shortcode('alert_green', 'alert_green');

function alert_blue($atts, $content = null) {

return'<div class="alert-blue">' . $content . '</div>';

}

add_shortcode('alert_blue', 'alert_blue');

function alert_yellow($atts, $content = null) {

return'<div class="alert-yellow">' . $content . '</div>';

}

add_shortcode('alert_yellow', 'alert_yellow');

function alert_red($atts, $content = null) {

return'<div class="alert-red">' . $content . '</div>';

}

add_shortcode('alert_red', 'alert_red');

/* Alert Shortcodes */

/* Buttons, message boxes, & alert boxes */

.alert-green {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5ffcc url(images/alert_green.png) left center no-repeat;

color:#573;

border:1px solid #bbdd99;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_blue {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#e5f5ff url(images/alert_blue.png) left center no-repeat;

color:#467;

border:1px solid #bde;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_yellow {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#ffd url(images/alert_yellow.png) left center no-repeat;

color:#664;

border:1px solid #ddc;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_red {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

background:#fcc url(images/alert_red.png) left center no-repeat;

color:#744;

border:1px solid #daa;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

Source: Snipplr

WordPress Snippets – Part 4 of 5

By The Editorial Team

On April 2, 2014

In Snippets

Cached Twitter Follower Count

The following WordPress snippets will cached Twitter follower count

function get_follower_Count(){

$count = get_transient('follower_count');

if ($count !== false) return $count;

$count = 0;

$data = wp_remote_get('http://api.twitter.com/1/users/show.json?screen_name=YOURNAME');

if (!is_wp_error($data)) {

$value = json_decode($data['body'],true);

$count = $value['followers_count'];

}

set_transient('follower_count', $count, 60*60); // 1 hour cache

return $count;

}

function get_follower_Count(){

$count = get_transient('follower_count');

if ($count !== false) return $count;

$count = 0;

$data = wp_remote_get('http://api.twitter.com/1/users/show.json?screen_name=YOURNAME');

if (!is_wp_error($data)) {

$value = json_decode($data['body'],true);

$count = $value['followers_count'];

}

set_transient('follower_count', $count, 60*60); // 1 hour cache

return $count;

}

Add the first section of code to the functions.php of your WordPress theme. This code will cache your Twitter follower number for 1 hour and display the count within your template.

<?

get_follower_count();

?>

get_follower_count();

Source: Snipplr

Share wp-articles on Twitter

The following snippet will share wp-articles on Twitter

<?php $excerpt = strip_tags(get_the_excerpt()); ?>

<a href="http://twitter.com/home?status=<?php the_title(); ?><?php echo $excerpt; ?>" rel="nofollow" title="retweet on twitter">Share on Twitter</a>

<?php $excerpt = strip_tags(get_the_excerpt()); ?>

<a href="http://twitter.com/home?status=<?php the_title(); ?><?php echo $excerpt; ?>" rel="nofollow" title="retweet on twitter">Share on Twitter</a>

Remove Personal Options from Profile Menu

The following snippet will allow you to remove personal options from personal menu

function hide_personal_options(){

echo "\n" . '<script type="text/javascript">jQuery(document).ready(function($) { $(\'form#your-profile > h3:first\').hide(); $(\'form#your-profile > table:first\').hide(); $(\'form#your-profile\').show(); });</script>' . "\n";

}

add_action('admin_head','hide_personal_options');

function hide_personal_options(){

}

add_action('admin_head','hide_personal_options');

Source: Snipplr

Get Posts By Term and Sort Them

The following snippet will get posts by term and even sort them

<?php

$args = array(

'numberposts' => -1,

'orderby' => 'title',

'order' => 'ASC'

);

$posts = array();

foreach( get_posts($args) as $post ):

$terms = array();

foreach(wp_get_object_terms( $post->ID, array('taxonomy1', 'taxonomy2') ) as $term) {

//Works if there is only one term tagged in the post for this taxonomy. You need to figure out how best to handle multiple terms. You might try imploding() them in a comma seperated list: "Term 1, Term 2"

$post[$term->taxonomy] = $term->name;

}

$posts[] = (object) $post;

endforeach;

/**

* Sort array of objects by field.

*

* @param array $objects Array of objects to sort.

* @param string $on Name of field.

* @param string $order (ASC|DESC)

**/

function sort_on_field(&$objects, $on, $order = 'ASC') {

$comparer = ($order === 'DESC')

? "return -strcasecmp(\$a->{$on},\$b->{$on});"

: "return strcasecmp(\$a->{$on},\$b->{$on});";

usort($objects, create_function('$a,$b', $comparer));

}

/*

Use `strcmp` for case-sensitive string comparing.

Use `strcasecmp` for case-insensitive string comparing.

Source: http://www.php.net/manual/de/function.usort.php#104873

*/

sort_on_field($posts, 'taxonomy1', 'DESC');

foreach( $posts as $post ) {

echo $post->taxonomy1;

}

?>

<?php

$args = array(

'numberposts' => -1,

'orderby' => 'title',

'order' => 'ASC'

);

$posts = array();

foreach( get_posts($args) as $post ):

$terms = array();

foreach(wp_get_object_terms( $post->ID, array('taxonomy1', 'taxonomy2') ) as $term) {

//Works if there is only one term tagged in the post for this taxonomy. You need to figure out how best to handle multiple terms. You might try imploding() them in a comma seperated list: "Term 1, Term 2"

$post[$term->taxonomy] = $term->name;

}

$posts[] = (object) $post;

endforeach;

/**

* Sort array of objects by field.

* @param array $objects Array of objects to sort.

* @param string $on Name of field.

* @param string $order (ASC|DESC)

**/

function sort_on_field(&$objects, $on, $order = 'ASC') {

$comparer = ($order === 'DESC')

? "return -strcasecmp(\$a->{$on},\$b->{$on});"

: "return strcasecmp(\$a->{$on},\$b->{$on});";

usort($objects, create_function('$a,$b', $comparer));

}

Use `strcmp` for case-sensitive string comparing.

Use `strcasecmp` for case-insensitive string comparing.

Source: http://www.php.net/manual/de/function.usort.php#104873

sort_on_field($posts, 'taxonomy1', 'DESC');

foreach( $posts as $post ) {

echo $post->taxonomy1;

}

Source: Snipplr

Remove or Hide Admin Menu Links for Certain or Specific Users or Roles

The following snippet will let you remove as well as hide admin menu links for certain users or role.

if (current_user_can('hide_jobs')) {

add_action( 'admin_menu', 'my_remove_menu_jobs' );

function my_remove_menu_jobs() {

remove_menu_page('edit.php?post_type=job');

remove_menu_page('edit.php?post_type=solution');

remove_meta_box('dashboard_right_now', 'dashboard', 'normal'); // right now

}

}

if (current_user_can('hide_jobs')) {

add_action( 'admin_menu', 'my_remove_menu_jobs' );

function my_remove_menu_jobs() {

remove_menu_page('edit.php?post_type=job');

remove_menu_page('edit.php?post_type=solution');

remove_meta_box('dashboard_right_now', 'dashboard', 'normal'); // right now

}

Source: Snipplr

Add featured image thumbnail to admin columns

The following snippet will add featured image thumbnail to admin columns

// Add the posts and pages columns filter. They can both use the same function.

add_filter('manage_posts_columns', 'tcb_add_post_thumbnail_column', 5);

add_filter('manage_pages_columns', 'tcb_add_post_thumbnail_column', 5);

// Add the column

function tcb_add_post_thumbnail_column($cols){

$cols['tcb_post_thumb'] = __('Featured');

return $cols;

}

// Hook into the posts an pages column managing. Sharing function callback again.

add_action('manage_posts_custom_column', 'tcb_display_post_thumbnail_column', 5, 2);

add_action('manage_pages_custom_column', 'tcb_display_post_thumbnail_column', 5, 2);

// Grab featured-thumbnail size post thumbnail and display it.

function tcb_display_post_thumbnail_column($col, $id){

switch($col){

case 'tcb_post_thumb':

if( function_exists('the_post_thumbnail') )

echo the_post_thumbnail( 'admin-list-thumb' );

else

echo 'Not supported in theme';

break;

}

}

// Add the posts and pages columns filter. They can both use the same function.

add_filter('manage_posts_columns', 'tcb_add_post_thumbnail_column', 5);

add_filter('manage_pages_columns', 'tcb_add_post_thumbnail_column', 5);

// Add the column

function tcb_add_post_thumbnail_column($cols){

$cols['tcb_post_thumb'] = __('Featured');

return $cols;

}

// Hook into the posts an pages column managing. Sharing function callback again.

add_action('manage_posts_custom_column', 'tcb_display_post_thumbnail_column', 5, 2);

add_action('manage_pages_custom_column', 'tcb_display_post_thumbnail_column', 5, 2);

// Grab featured-thumbnail size post thumbnail and display it.

function tcb_display_post_thumbnail_column($col, $id){

switch($col){

case 'tcb_post_thumb':

if( function_exists('the_post_thumbnail') )

echo the_post_thumbnail( 'admin-list-thumb' );

else

echo 'Not supported in theme';

break;

}

Source: TCBarrett.com