Snippets – Page 2

Snippets Collection – 5 Of 5

On March 28, 2016

Switching Hover/Touch Events For Desktop/Mobile Devices

The following snippet will switch the classical desktop hover events to touch events.

var isTouchSupported = 'ontouchstart' in window;
var startEvent = isTouchSupported ? 'touchstart' : 'mouseenter';
var endEvent = isTouchSupported ? 'touchend' : 'mouseleave';
 
$('.yourclass').on(startEvent,function(){
	doSomething(this);
});
 
$('.yourclass').on(endEvent,function(){
	doSomething(this);
});

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var isTouchSupported = 'ontouchstart' in window;

var startEvent = isTouchSupported ? 'touchstart' : 'mouseenter';

var endEvent = isTouchSupported ? 'touchend' : 'mouseleave';

$('.yourclass').on(startEvent,function(){

doSomething(this);

});

$('.yourclass').on(endEvent,function(){

doSomething(this);

});

Snippet Source/Credit: jbkflex.wordpress.com

How To Make Accessible Menu Editor

Adding the following snippet to your theme’s functions.php file, you will be able to make accessible menu editor.

$ Role_object  = get_role (  'editor'  ) ; 
$ role_object -> add_cap (  'edit_theme_options'  ) ;

1 2	$ Role_object = get_role ( 'editor' ) ; $ role_object -> add_cap ( 'edit_theme_options' ) ;

Snippet Source/Credit: Webundso

How To Simulate A View Of A Page With JavaScript Onclick

Using the following snippet, you will be able to simulate a view of a page with JavaScript onclick.

<input id="submit" onclick="trackpage('/kontaktudfyldt/')" type="submit" value="<?php _e('Send Email', 'framework') ?>" />
 <script type="text/javascript">
 // <![CDATA[
 var readytosubmit = false;
 function trackpage (track)
 {
 _gaq.push(['_trackPageview',track]);
 readytosubmit = !readytosubmit;
 setTimeout(clicksubmit(), 100)}
 function clicksubmit()
 {
 document.getElementById("submit").click();
 }
 // ]]>
 </script>

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// <![CDATA[

var readytosubmit = false;

function trackpage (track)

{

_gaq.push(['_trackPageview',track]);

readytosubmit = !readytosubmit;

setTimeout(clicksubmit(), 100)}

function clicksubmit()

{

document.getElementById("submit").click();

}

// ]]>

</script>

Snippet Source/Credit: Reiffs.dk

How To Add Rel=”Lightbox” To All Images Embedded In A Post

The use of following snippet will let you add rel=”lightbox” to all images embedded in a post.

add_filter('the_content', 'my_addlightboxrel');
function my_addlightboxrel($content) {
       global $post;
       $pattern ="/<a(.*?)href=('|\")(.*?).(bmp|gif|jpeg|jpg|png)('|\")(.*?)>/i";
       $replacement = '<a$1href=$2$3.$4$5 rel="lightbox" title="'.$post->post_title.'"$6>';
       $content = preg_replace($pattern, $replacement, $content);
       return $content;
}

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add_filter('the_content', 'my_addlightboxrel');

function my_addlightboxrel($content) {

global $post;

$pattern ="/<a(.*?)href=('|\")(.*?).(bmp|gif|jpeg|jpg|png)('|\")(.*?)>/i";

$replacement = '<a$1href=$2$3.$4$5 rel="lightbox" title="'.$post->post_title.'"$6>';

$content = preg_replace($pattern, $replacement, $content);

return $content;

}

Snippet Source/Credit: Snipplr

How To Change The CSS In WordPress

Using the following snippet, you will be able to change the CSS in WordPress.

//deactivate WordPress function
remove_shortcode('gallery', 'gallery_shortcode');
//activate own function
add_shortcode('gallery', 'wpe_gallery_shortcode');
//the own renamed function
function wpe_gallery_shortcode($attr) {
	global $post, $wp_locale; 
	static $instance = 0;
	$instance++; 
	// Allow plugins/themes to override the default gallery template.
	$output = apply_filters('post_gallery', '', $attr);
	if ( $output != '' )
		return $output; 
	// We're trusting author input, so let's at least make sure it looks like a valid orderby statement
	if ( isset( $attr['orderby'] ) ) {
		$attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] );
		if ( !$attr['orderby'] )
			unset( $attr['orderby'] );
	} 
	extract(shortcode_atts(array(
		'order'      => 'ASC',
		'orderby'    => 'menu_order ID',
		'id'         => $post->ID,
		'itemtag'    => 'dl',
		'icontag'    => 'dt',
		'captiontag' => 'dd',
		'columns'    => 3,
		'size'       => 'thumbnail',
		'include'    => '',
		'exclude'    => ''
	), $attr)); 
	$id = intval($id);
	if ( 'RAND' == $order )
		$orderby = 'none'; 
	if ( !empty($include) ) {
		$include = preg_replace( '/[^0-9,]+/', '', $include );
		$_attachments = get_posts( array('include' => $include, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) ); 
		$attachments = array();
		foreach ( $_attachments as $key => $val ) {
			$attachments[$val->ID] = $_attachments[$key];
		}
	} elseif ( !empty($exclude) ) {
		$exclude = preg_replace( '/[^0-9,]+/', '', $exclude );
		$attachments = get_children( array('post_parent' => $id, 'exclude' => $exclude, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );
	} else {
		$attachments = get_children( array('post_parent' => $id, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );
	} 
	if ( empty($attachments) )
		return '';
 
	if ( is_feed() ) {
		$output = "\n";
		foreach ( $attachments as $att_id => $attachment )
			$output .= wp_get_attachment_link($att_id, $size, true) . "\n";
		return $output;
	} 
	$itemtag = tag_escape($itemtag);
	$captiontag = tag_escape($captiontag);
	$columns = intval($columns);
	$itemwidth = $columns > 0 ? floor(100/$columns) : 100;
	$float = is_rtl() ? 'right' : 'left'; 
	$selector = "gallery-{$instance}"; 
	$gallery_style = $gallery_div = '';
	if ( apply_filters( 'use_default_gallery_style', true ) )
		$gallery_style = "
		<style type='text/css'>
		</style>
		<!-- see wpe_gallery_shortcode() in wp-includes/media.php -->";
	$size_class = sanitize_html_class( $size );
	$gallery_div = "<div id='$selector' class='gallery galleryid-{$id} gallery-columns-{$columns} gallery-size-{$size_class}'>";
	$output = apply_filters( 'gallery_style', $gallery_style . "\n\t\t" . $gallery_div ); 
	$i = 0;
	foreach ( $attachments as $id => $attachment ) {
		$link = isset($attr['link']) && 'file' == $attr['link'] ? wp_get_attachment_link($id, $size, false, false) : wp_get_attachment_link($id, $size, true, false);
 
		$output .= "<{$itemtag} class='gallery-item'>";
		$output .= "
			<{$icontag} class='gallery-icon'>
				$link
			</{$icontag}>";
		if ( $captiontag && trim($attachment->post_excerpt) ) {
			$output .= "
				<{$captiontag} class='wp-caption-text gallery-caption'>
				" . wptexturize($attachment->post_excerpt) . "
				</{$captiontag}>";
		}
		$output .= "</{$itemtag}>";
		if ( $columns > 0 && ++$i % $columns == 0 )
			$output .= '';
	} 
	$output .= " 
		</div>\n"; 
	return $output;
}

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//deactivate WordPress function

remove_shortcode('gallery', 'gallery_shortcode');

//activate own function

add_shortcode('gallery', 'wpe_gallery_shortcode');

//the own renamed function

function wpe_gallery_shortcode($attr) {

global $post, $wp_locale;

static $instance = 0;

$instance++;

// Allow plugins/themes to override the default gallery template.

$output = apply_filters('post_gallery', '', $attr);

if ( $output != '' )

return $output;

// We're trusting author input, so let's at least make sure it looks like a valid orderby statement

if ( isset( $attr['orderby'] ) ) {

$attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] );

if ( !$attr['orderby'] )

unset( $attr['orderby'] );

}

extract(shortcode_atts(array(

'order' => 'ASC',

'orderby' => 'menu_order ID',

'id' => $post->ID,

'itemtag' => 'dl',

'icontag' => 'dt',

'captiontag' => 'dd',

'columns' => 3,

'size' => 'thumbnail',

'include' => '',

'exclude' => ''

), $attr));

$id = intval($id);

if ( 'RAND' == $order )

$orderby = 'none';

if ( !empty($include) ) {

$include = preg_replace( '/[^0-9,]+/', '', $include );

$_attachments = get_posts( array('include' => $include, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );

$attachments = array();

foreach ( $_attachments as $key => $val ) {

$attachments[$val->ID] = $_attachments[$key];

}

} elseif ( !empty($exclude) ) {

$exclude = preg_replace( '/[^0-9,]+/', '', $exclude );

$attachments = get_children( array('post_parent' => $id, 'exclude' => $exclude, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );

} else {

$attachments = get_children( array('post_parent' => $id, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );

}

if ( empty($attachments) )

return '';

if ( is_feed() ) {

$output = "\n";

foreach ( $attachments as $att_id => $attachment )

$output .= wp_get_attachment_link($att_id, $size, true) . "\n";

return $output;

}

$itemtag = tag_escape($itemtag);

$captiontag = tag_escape($captiontag);

$columns = intval($columns);

$itemwidth = $columns > 0 ? floor(100/$columns) : 100;

$float = is_rtl() ? 'right' : 'left';

$selector = "gallery-{$instance}";

$gallery_style = $gallery_div = '';

if ( apply_filters( 'use_default_gallery_style', true ) )

$gallery_style = "

</style>

";

$size_class = sanitize_html_class( $size );

$gallery_div = "<div id='$selector' class='gallery galleryid-{$id} gallery-columns-{$columns} gallery-size-{$size_class}'>";

$output = apply_filters( 'gallery_style', $gallery_style . "\n\t\t" . $gallery_div );

$i = 0;

foreach ( $attachments as $id => $attachment ) {

$link = isset($attr['link']) && 'file' == $attr['link'] ? wp_get_attachment_link($id, $size, false, false) : wp_get_attachment_link($id, $size, true, false);

$output .= "<{$itemtag} class='gallery-item'>";

$output .= "

<{$icontag} class='gallery-icon'>

$link

</{$icontag}>";

if ( $captiontag && trim($attachment->post_excerpt) ) {

$output .= "

<{$captiontag} class='wp-caption-text gallery-caption'>

" . wptexturize($attachment->post_excerpt) . "

</{$captiontag}>";

}

$output .= "</{$itemtag}>";

if ( $columns > 0 && ++$i % $columns == 0 )

$output .= '';

}

$output .= "

</div>\n";

return $output;

}

Snippet Source/Credit: WPEngineer

Snippets Collection – 4 Of 5

By The Editorial Team

On March 14, 2016

In Snippets

How To Disable WordPress RSS Feed

The following snippet will let you disable WordPress RSS feed.

/**
 * disable feed
 */
function fb_disable_feed() {
	wp_die( __('Kein Feed erreichbar, besuchen Sie doch bitte die <a href="'. get_bloginfo('url') .'">Startseite</a>!') );
} 
add_action('do_feed', 'fb_disable_feed', 1);
add_action('do_feed_rdf', 'fb_disable_feed', 1);
add_action('do_feed_rss', 'fb_disable_feed', 1);
add_action('do_feed_rss2', 'fb_disable_feed', 1);
add_action('do_feed_atom', 'fb_disable_feed', 1);

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/**

* disable feed

*/

function fb_disable_feed() {

wp_die( __('Kein Feed erreichbar, besuchen Sie doch bitte die <a href="'. get_bloginfo('url') .'">Startseite</a>!') );

}

add_action('do_feed', 'fb_disable_feed', 1);

add_action('do_feed_rdf', 'fb_disable_feed', 1);

add_action('do_feed_rss', 'fb_disable_feed', 1);

add_action('do_feed_rss2', 'fb_disable_feed', 1);

add_action('do_feed_atom', 'fb_disable_feed', 1);

Snippet Source/Credit: bueitge.de

How To Divide Posts From One Category Into Two Columns

Using the following snippet, you will be able to divide your posts from one category to two columns.

<?php 
				// loop only artists posts
				global $post; // required
				$category_id = ( get_cat_ID( 'Teksty' ) );
 
				$args = array( 
					'category' => $category_id,
					'numberposts'       => -1,
					); 
				$custom_posts = get_posts($args);
				$count = count( $custom_posts );
 
				// only if more posts
				if( $count > 1) {
					// column one
					$col1_count = ceil( $count/2 );
					$col1 = array_slice( $custom_posts, 0, $col1_count );
					// column 2
					$col2_count = ($count - $col1_count);
					$col2 = array_slice( $custom_posts, -$col2_count );					
				}
				else {
					$col1 = &$custom_posts;
					$col2 = array();
				}
 
 
				// col1
				?>
					<div id="column-1">
					<?php
					foreach($col1 as $post) : setup_postdata($post); ?>
						<?php include (TEMPLATEPATH . '/inc/text-list-item.php'); ?> 
					<?php
					endforeach;
					?>
					</div><!-- #column-1 
					--><div id="column-2">
					<?php
					foreach($col2 as $post) : setup_postdata($post); ?>
						<?php include (TEMPLATEPATH . '/inc/text-list-item.php'); ?> 
					<?php
					endforeach;
					?>
					</div><!-- #column-2 -->

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<?php

// loop only artists posts

global $post; // required

$category_id = ( get_cat_ID( 'Teksty' ) );

$args = array(

'category' => $category_id,

'numberposts' => -1,

);

$custom_posts = get_posts($args);

$count = count( $custom_posts );

// only if more posts

if( $count > 1) {

// column one

$col1_count = ceil( $count/2 );

$col1 = array_slice( $custom_posts, 0, $col1_count );

// column 2

$col2_count = ($count - $col1_count);

$col2 = array_slice( $custom_posts, -$col2_count );

}

else {

$col1 = &$custom_posts;

$col2 = array();

}

// col1

?>

<?php

foreach($col1 as $post) : setup_postdata($post); ?>

<?php include (TEMPLATEPATH . '/inc/text-list-item.php'); ?>

<?php

endforeach;

?>

</div><!-- #column-1

--><div id="column-2">

<?php

foreach($col2 as $post) : setup_postdata($post); ?>

<?php include (TEMPLATEPATH . '/inc/text-list-item.php'); ?>

<?php

endforeach;

?>

</div>

Snippet Source/Credit: Snipplr

How To Get All WordPress Post Meta

The following snippet will let you get all WordPress post meta.

function get_post_meta_all($post_id){
    global $wpdb;
    $data   =   array();
    $wpdb->query("
        SELECT `meta_key`, `meta_value`
        FROM $wpdb->postmeta
        WHERE `post_id` = $post_id
    ");
    foreach($wpdb->last_result as $k => $v){
        $data[$v->meta_key] =   $v->meta_value;
    };
    return $data;
}

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function get_post_meta_all($post_id){

global $wpdb;

$data = array();

$wpdb->query("

SELECT `meta_key`, `meta_value`

FROM $wpdb->postmeta

WHERE `post_id` = $post_id

");

foreach($wpdb->last_result as $k => $v){

$data[$v->meta_key] = $v->meta_value;

};

return $data;

}

Snippet Source/Credit: Snipplr

How To Include Page Within Another Page

Using the following snippet will let you include page within another page.

//Add to functions.php
function show_post($path) {
  $post = get_page_by_path($path);
  $content = apply_filters('the_content', $post->post_content);
  echo $content;
}
 
//add to your page/post/template file
<?php show_post('about');  // Shows the content of the "About" page. ?>
<?php show_post('category/postname');  // Shows content of a Post page. ?>

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//Add to functions.php

function show_post($path) {

$post = get_page_by_path($path);

$content = apply_filters('the_content', $post->post_content);

echo $content;

}

//add to your page/post/template file

<?php show_post('about'); // Shows the content of the "About" page. ?>

<?php show_post('category/postname'); // Shows content of a Post page. ?>

Snippet Source/Credit: Snipplr

How To List Current Post Taxonomies And Terms

Using the following snippet, you will be able to list all the current post taxonomies and terms.

//To list FULL custom taxonomy 
<?php
$taxonomy = 'replace_this_with_taxonomy_name';
$queried_term = get_query_var($taxonomy);
$terms = get_terms($taxonomy, 'slug='.$queried_term);
if ($terms) {
  echo '<ul>';
  foreach($terms as $term) {
  	echo '<li><a href="'.get_term_link($term->slug, $taxonomy).'">'.$term->name.'</a></li>';
  }
  echo '</ul>';
}
?>
//To list ONLY custom taxonomy associated with post:
//non-linking, list only:
<?php $terms = wp_get_post_terms($post->ID,'replace_this_with_taxonomy_name');
 $count = count($terms);
 if ( $count > 0 ){
     echo "<ul>";
     foreach ( $terms as $term ) {
       echo '<li><a href="'.get_term_link($term->slug, 'replace_this_with_taxonomy_name').'">'. $term->name . "</a></li>";
		 }
		 echo "</ul>";
	 }?>
 
//links to taxonomy archive:
 
<?php $terms = wp_get_post_terms($post->ID,'replace_this_with_taxonomy_name');
 $count = count($terms);
 if ( $count > 0 ){
     echo "<ul>";
     foreach ( $terms as $term ) {
       echo '<li><a href="'.get_term_link($term->slug, 'replace_this_with_taxonomy_name').'">'. $term->name . "</a></li>";
		 }
		 echo "</ul>";
	 }?>

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//To list FULL custom taxonomy

<?php

$taxonomy = 'replace_this_with_taxonomy_name';

$queried_term = get_query_var($taxonomy);

$terms = get_terms($taxonomy, 'slug='.$queried_term);

if ($terms) {

echo '<ul>';

foreach($terms as $term) {

echo '<li><a href="'.get_term_link($term->slug, $taxonomy).'">'.$term->name.'</a></li>';

}

echo '</ul>';

}

?>

//To list ONLY custom taxonomy associated with post:

//non-linking, list only:

<?php $terms = wp_get_post_terms($post->ID,'replace_this_with_taxonomy_name');

$count = count($terms);

if ( $count > 0 ){

echo "<ul>";

foreach ( $terms as $term ) {

echo '<li><a href="'.get_term_link($term->slug, 'replace_this_with_taxonomy_name').'">'. $term->name . "</a></li>";

}

echo "</ul>";

}?>

//links to taxonomy archive:

<?php $terms = wp_get_post_terms($post->ID,'replace_this_with_taxonomy_name');

$count = count($terms);

if ( $count > 0 ){

echo "<ul>";

foreach ( $terms as $term ) {

echo '<li><a href="'.get_term_link($term->slug, 'replace_this_with_taxonomy_name').'">'. $term->name . "</a></li>";

}

echo "</ul>";

}?>

Snippet Source/Credit: Snipplr

Snippets Collection – 3 Of 5

By The Editorial Team

On March 2, 2016

In Snippets

How To Break Names Into Two Lines

The snippet will let you break names into two lines.

// split name 
if (!function_exists('the_title')) {
	function the_title($name) {
		if($name!='') { return get_the_title($name); }
		else return false;
	}
} 
if (!function_exists('split_name')) {
	function split_name($name) {
		if(strpos($name,' ')!==FALSE) {
			$name_arr = explode(' ',$name);
			if(count($name_arr)==2) { return $name_arr[0].'<br/>'.$name_arr[1]; }	
			elseif(count($name_arr)==3) { return $name_arr[0].' '.$name_arr[1].'<br/>'.$name_arr[2]; }
			else { return $name; }	
		} else { return $name; }
	}
} 
// Template usage -  echo split_name(get_the_title());

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// split name

if (!function_exists('the_title')) {

function the_title($name) {

if($name!='') { return get_the_title($name); }

else return false;

}

if (!function_exists('split_name')) {

function split_name($name) {

if(strpos($name,' ')!==FALSE) {

$name_arr = explode(' ',$name);

if(count($name_arr)==2) { return $name_arr[0].'<br/>'.$name_arr[1]; }

elseif(count($name_arr)==3) { return $name_arr[0].' '.$name_arr[1].'<br/>'.$name_arr[2]; }

else { return $name; }

} else { return $name; }

}

// Template usage - echo split_name(get_the_title());

Snippet Source/Credit: FlashAlexander

How To Form Standard WordPress Comment

The snippet will let you form standard WordPress comment.

<div id="respond">
 
		<!-- START TITLE LEAVE A REPLY -->
		<h2 id="leave-reply">Lascia un commento</h2>
		<!-- END TITLE LEAVE A REPLY -->
 
		<?php if ( get_option('comment_registration') && !$user_ID ) : ?>
			<!-- START MESSAGE REQUEST REGISTRATION COMMENTS -->
			<p><?php printf(__('Devi eseguire il <a href="%s">login</a> per inserire un commento.', 'yiw'), get_option('siteurl') . '/wp-login.php?redirect_to=' . urlencode(get_permalink())); ?></p>
			<!-- END MESSAGE REQUEST REGISTRATION COMMENTS -->
		<?php else : ?>
 
		<form action="<?php echo get_option('siteurl'); ?>/wp-comments-post.php" method="post" id="commentform">
 
			<?php if ( $user_ID ) : ?>
				<p><?php printf(__('Sei loggato come <a href="%1$s">%2$s</a>.', 'yiw'), get_option('siteurl') . '/wp-admin/profile.php', $user_identity); ?> <a href="<?php echo wp_logout_url(get_permalink()); ?>" title="<?php _e('Log out da questo account', 'yiw'); ?>"><?php _e('Log out &raquo;', 'yiw'); ?></a></p>
			<?php endif; ?>
 
			<textarea name="comment" id="comment" cols="100%" rows="10" tabindex="1"></textarea>
 
			<?php if ( !$user_ID ) : ?>
				<p>
					<label for="author">Nome <?php if ($req) _e(" (richiesto)", 'yiw'); ?></label>
				</p>
 
				<p>
					<input type="text" name="author" id="author" value="<?php echo $comment_author; ?>" tabindex="2" />
				</p>
 
				<p>
					<label for="email">Mail <?php if ($req) _e(" (richiesto)", 'yiw'); ?></label>
				</p>
 
				<p>
					<input type="text" name="email" id="email" value="<?php echo $comment_author_email; ?>" tabindex="3" />
				</p>
 
				<p>
					<label for="url">Website</label>
				</p>
 
				<p>
					<input type="text" name="url" id="url" value="<?php echo $comment_author_url; ?>" tabindex="4" />
				</p>
			<?php endif; ?>
 
			<p>
				<input name="submit" type="submit" id="submit" tabindex="5" value="Invia Commento" />
				<?php comment_id_fields(); ?>
			</p>
			<?php do_action('comment_form', $post->ID); ?>
		</form>
		<?php endif; ?>
	</div><!-- #respond -->

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<h2 id="leave-reply">Lascia un commento</h2>

<?php if ( get_option('comment_registration') && !$user_ID ) : ?>

<p><?php printf(__('Devi eseguire il <a href="%s">login</a> per inserire un commento.', 'yiw'), get_option('siteurl') . '/wp-login.php?redirect_to=' . urlencode(get_permalink())); ?></p>

<?php else : ?>

<form action="<?php echo get_option('siteurl'); ?>/wp-comments-post.php" method="post" id="commentform">

<?php if ( $user_ID ) : ?>

<p><?php printf(__('Sei loggato come <a href="%1$s">%2$s</a>.', 'yiw'), get_option('siteurl') . '/wp-admin/profile.php', $user_identity); ?> <a href="<?php echo wp_logout_url(get_permalink()); ?>" title="<?php _e('Log out da questo account', 'yiw'); ?>"><?php _e('Log out »', 'yiw'); ?></a></p>

<?php endif; ?>

<?php if ( !$user_ID ) : ?>

<p>

</p>

<p>

<input type="text" name="author" id="author" value="<?php echo $comment_author; ?>" tabindex="2" />

</p>

<p>

</p>

<p>

<input type="text" name="email" id="email" value="<?php echo $comment_author_email; ?>" tabindex="3" />

</p>

<p>

<label for="url">Website</label>

</p>

<p>

<input type="text" name="url" id="url" value="<?php echo $comment_author_url; ?>" tabindex="4" />

</p>

<?php endif; ?>

<p>

<?php comment_id_fields(); ?>

</p>

<?php do_action('comment_form', $post->ID); ?>

</form>

<?php endif; ?>

</div>

Snippet Source/Credit: Snipplr

How To Change Role Access To Menu And Widgets

By default, for changing menu and widgets, one will be requiring admin user roles. But, with the snippet below, you will be able to change role access to menu 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');
?>

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<?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');

?>

Snippet Source/Credit: WP-Snippets.com

How To Create Database For WordPress

Using the following snippet, you will be able to create database for WordPress.

CREATE SCHEMA `your_db_name` ;
GRANT ALL PRIVILEGES ON your_db_name.* TO 'your_user_name'@'localhost' IDENTIFIED BY 'your_password';

1 2	CREATE SCHEMA `your_db_name` ; GRANT ALL PRIVILEGES ON your_db_name.* TO 'your_user_name'@'localhost' IDENTIFIED BY 'your_password';

Snippet Source/Credit: Snipplr

How To Execute Shortcode From Custom Field

The following snippet will let you execute shortcode from custom field.

<?php echo apply_filters('the_content', get_post_meta($post->ID, 'your_custom_field_here', true)); ?>

1	<?php echo apply_filters('the_content', get_post_meta($post->ID, 'your_custom_field_here', true)); ?>

Snippet Source/Credit: Leeboyce

Snippets Collection – 2 Of 5

By The Editorial Team

On February 10, 2016

In Snippets

How To Display Twitter Feed In WordPress

The following snippet will let you display Twitter feed in WordPress.

<?php
include_once(ABSPATH . WPINC . '/feed.php');
$rss = fetch_feed('https://api.twitter.com/1/statuses/user_timeline.rss?screen_name=smashingmag');
$maxitems = $rss->get_item_quantity(3);
$rss_items = $rss->get_items(0, $maxitems);
?>
<ul>
<?php if ($maxitems == 0) echo '<li>No items.</li>';
else
// Loop through each feed item and display each item as a hyperlink.
foreach ( $rss_items as $item ) : ?>
<li>
<a href='<?php echo $item->get_permalink(); ?>'>
<?php echo $item->get_title(); ?>
</a>
</li>
<?php endforeach; ?>
</ul>

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<?php

include_once(ABSPATH . WPINC . '/feed.php');

$rss = fetch_feed('https://api.twitter.com/1/statuses/user_timeline.rss?screen_name=smashingmag');

$maxitems = $rss->get_item_quantity(3);

$rss_items = $rss->get_items(0, $maxitems);

?>

<ul>

<?php if ($maxitems == 0) echo '<li>No items.</li>';

else

// Loop through each feed item and display each item as a hyperlink.

foreach ( $rss_items as $item ) : ?>

<li>

<a href='<?php echo $item->get_permalink(); ?>'>

<?php echo $item->get_title(); ?>

</a>

</li>

<?php endforeach; ?>

</ul>

Snippet Source/Credit: Smashing Magazine

How To Execute Shortcode From Custom Field

The snippet will let you add shortcode to a WordPress custom field while by default; the option is not available by WordPress.

<?php echo apply_filters('the_content', get_post_meta($post->ID, 'your_custom_field_here', true)); ?>

1	<?php echo apply_filters('the_content', get_post_meta($post->ID, 'your_custom_field_here', true)); ?>

Snippet Source/Credit: Leeboyce.co.uk

How To Get WordPress Page Slug

The following snippet will let you get WordPress page slug.

// Put in Functions.php
 function the_slug() {
$post_data = get_post($post->ID, ARRAY_A);
$slug = $post_data['post_name'];
return $slug; } 
// Put where you want to show in page or single etc. Use for custom class for each page 
<?php echo the_slug(); ?>

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// Put in Functions.php

function the_slug() {

$post_data = get_post($post->ID, ARRAY_A);

$slug = $post_data['post_name'];

return $slug; }

// Put where you want to show in page or single etc. Use for custom class for each page

<?php echo the_slug(); ?>

Snippet Source/Credit: Snipplr

How To Add Custom WordPress Settings

Using the following snippet, you will be able to add custom WordPress settings.

/**
 * Wordpress add custom setting
 * Place this in functions.php file of your template.
 * 
 */
function custom_settings() {
?>
	<form method="POST" action="options.php">
	<?php settings_fields( 'custom-settings' );	//pass slug name of page, also referred
	                                        //to in Settings API as option group name
	do_settings_sections( 'custom-settings' ); 	//pass slug name of page
	submit_button();
	?>
	</form>
<?php	
}
 
// add menu button
add_action('admin_menu', 'plugin_admin_add_page');
function plugin_admin_add_page() {
	add_options_page('Custom Plugin Page', 'Custom Plugin Menu', 'manage_options', 'custom-settings', 'custom_settings');
}
 
// This tells WordPress to call the function named "setup_theme_admin_menus"
// when it's time to create the menu pages.
// add_action("admin_menu", "setup_theme_admin_menus");
  
 function eg_settings_api_init() {
 	// Add the section to reading settings so we can add our
 	// fields to it
 	add_settings_section(
		'eg_setting_section',
		'Example settings section in reading',
		'eg_setting_section_callback_function',
		'custom-settings'
	);
 
 	// Add the field with the names and function to use for our new
 	// settings, put it in our new section
 	add_settings_field(
		'eg_setting_name',
		'Example setting Name',
		'eg_setting_callback_function',
		'custom-settings',
		'eg_setting_section'
	);
 
 	// Register our setting so that $_POST handling is done for us and
 	// our callback function just has to echo the <input>
 	register_setting( 'custom-settings', 'eg_setting_name' );
 } // eg_settings_api_init()
 
 add_action( 'admin_init', 'eg_settings_api_init' );
 
 
 // ------------------------------------------------------------------
 // Settings section callback function
 // ------------------------------------------------------------------
 //
 // This function is needed if we added a new section. This function 
 // will be run at the start of our section
 //
 
 function eg_setting_section_callback_function() {
 	echo '<p>Intro text for our settings section</p>';
 }
 
 // ------------------------------------------------------------------
 // Callback function for our example setting
 // ------------------------------------------------------------------
 //
 // creates a checkbox true/false option. Other types are surely possible
 //
 
 function eg_setting_callback_function() {
 	echo '<input name="eg_setting_name" id="gv_thumbnails_insert_into_excerpt" type="checkbox" value="1" class="code" ' . checked( 1, get_option( 'eg_setting_name' ), false ) . ' /> Explanation text';

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/**

* Wordpress add custom setting

* Place this in functions.php file of your template.

*

*/

function custom_settings() {

?>

<?php settings_fields( 'custom-settings' ); //pass slug name of page, also referred

//to in Settings API as option group name

do_settings_sections( 'custom-settings' ); //pass slug name of page

submit_button();

?>

</form>

<?php

}

// add menu button

add_action('admin_menu', 'plugin_admin_add_page');

function plugin_admin_add_page() {

add_options_page('Custom Plugin Page', 'Custom Plugin Menu', 'manage_options', 'custom-settings', 'custom_settings');

}

// This tells WordPress to call the function named "setup_theme_admin_menus"

// when it's time to create the menu pages.

// add_action("admin_menu", "setup_theme_admin_menus");

function eg_settings_api_init() {

// Add the section to reading settings so we can add our

// fields to it

add_settings_section(

'eg_setting_section',

'Example settings section in reading',

'eg_setting_section_callback_function',

'custom-settings'

);

// Add the field with the names and function to use for our new

// settings, put it in our new section

add_settings_field(

'eg_setting_name',

'Example setting Name',

'eg_setting_callback_function',

'custom-settings',

'eg_setting_section'

);

// Register our setting so that $_POST handling is done for us and

// our callback function just has to echo the <input>

register_setting( 'custom-settings', 'eg_setting_name' );

} // eg_settings_api_init()

add_action( 'admin_init', 'eg_settings_api_init' );

// ------------------------------------------------------------------

// Settings section callback function

// ------------------------------------------------------------------

//

// This function is needed if we added a new section. This function

// will be run at the start of our section

//

function eg_setting_section_callback_function() {

echo '<p>Intro text for our settings section</p>';

}

// ------------------------------------------------------------------

// Callback function for our example setting

// ------------------------------------------------------------------

//

// creates a checkbox true/false option. Other types are surely possible

//

function eg_setting_callback_function() {

echo '<input name="eg_setting_name" id="gv_thumbnails_insert_into_excerpt" type="checkbox" value="1" class="code" ' . checked( 1, get_option( 'eg_setting_name' ), false ) . ' /> Explanation text';

Snippet Source/Credit: Snipplr

How To Add Facebook Comments In Your Website

Using the following line of codes below, you will be able to add Facebook comments in your website.

<div id="fb-root"></div>
<script>(function(d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) return;
  js = d.createElement(s); js.id = id;
  js.src = "//connect.facebook.net/en_US/all.js#xfbml=1&appId=Your App ID Here";
  fjs.parentNode.insertBefore(js, fjs);
}(document, 'script', 'facebook-jssdk'));</script>
 
<meta property="fb:app_id" content="Your App ID Here"/> 
 
<div class="fb-comments" data-href="<?php the_permalink() ?>" data-num-posts="2" data-width="470" data-colorscheme="light" data-mobile="false"></div>
 
 
// Get combined FB and WordPress comment count
function get_full_comment_count() {
	global $post;
	$url = get_permalink($post->ID);
 
	$filecontent = file_get_contents('https://graph.facebook.com/?ids=' . $url);
	$json = json_decode($filecontent);
	$count = $json->$url->comments;
	$wpCount = get_comments_number();
	$realCount = $count + $wpCount;
	if ($realCount == 0 || !isset($realCount)) {
		$realCount = 0;
	}
	return $realCount;
}
function the_full_comment_count() {
	$realCount = get_full_comment_count();
	echo $realCount;
}

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var js, fjs = d.getElementsByTagName(s)[0];

if (d.getElementById(id)) return;

js = d.createElement(s); js.id = id;

js.src = "//connect.facebook.net/en_US/all.js#xfbml=1&appId=Your App ID Here";

fjs.parentNode.insertBefore(js, fjs);

}(document, 'script', 'facebook-jssdk'));</script>

<div class="fb-comments" data-href="<?php the_permalink() ?>" data-num-posts="2" data-width="470" data-colorscheme="light" data-mobile="false"></div>

// Get combined FB and WordPress comment count

function get_full_comment_count() {

global $post;

$url = get_permalink($post->ID);

$filecontent = file_get_contents('https://graph.facebook.com/?ids=' . $url);

$json = json_decode($filecontent);

$count = $json->$url->comments;

$wpCount = get_comments_number();

$realCount = $count + $wpCount;

if ($realCount == 0 || !isset($realCount)) {

$realCount = 0;

}

return $realCount;

}

function the_full_comment_count() {

$realCount = get_full_comment_count();

echo $realCount;

}

Snippet Source/Credit: TutsPlus

Snippets Collection – 1 Of 5

By The Editorial Team

On January 29, 2016

In Snippets

How To Disable WordPress Comments Completely

The following snippet will let you disable WordPress comments completely.

<?php return false; ?>

1	<?php return false; ?>

Snippet Source/Credit: aotearoawebdesign.co.nz

How To Add PayPal Button To Your WordPress Website

Using the following snippet will let you add PayPal button to your WordPress website. Remember to add the snippet to your theme’s functions.php file and you are done.

// paypal donate button
function cwc_donate_shortcode( $atts ) {
    extract(shortcode_atts(array(
        'text' => 'Make a donation',
        'account' => 'REPLACE ME',
        'for' => '',
    ), $atts)); 
    global $post; 
    if (!$for) $for = str_replace(" ","+",$post->post_title); 
    return '<a class="donateLink" href="https://www.paypal.com/cgi-bin/webscr?cmd=_xclick&business='.$account.'&item_name=Donation+for+'.$for.'">'.$text.'</a>'; 
}
add_shortcode('donate', 'cwc_donate_shortcode');

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// paypal donate button

function cwc_donate_shortcode( $atts ) {

extract(shortcode_atts(array(

'text' => 'Make a donation',

'account' => 'REPLACE ME',

'for' => '',

), $atts));

global $post;

if (!$for) $for = str_replace(" ","+",$post->post_title);

return '<a class="donateLink" href="https://www.paypal.com/cgi-bin/webscr?cmd=_xclick&business='.$account.'&item_name=Donation+for+'.$for.'">'.$text.'</a>';

}

add_shortcode('donate', 'cwc_donate_shortcode');

Snippet Source/Credit: Snipplr

How To Deactivate All WordPress Plugins

Using the following line of snippets, you will be able to deactivate all WordPress plugins.

UPDATE wp_options SET option_value = '' WHERE option_name = 'active_plugins';

1	UPDATE wp_options SET option_value = '' WHERE option_name = 'active_plugins';

How To Delete WordPress Post Revision From Database

The following snippet will let you delete WordPress post revision from the database.

DELETE a,b,c
FROM wp_posts a
LEFT JOIN wp_term_relationships b ON (a.ID = b.object_id)
LEFT JOIN wp_postmeta c ON (a.ID = c.post_id)
WHERE a.post_type = 'revision'

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DELETE a,b,c

FROM wp_posts a

LEFT JOIN wp_term_relationships b ON (a.ID = b.object_id)

LEFT JOIN wp_postmeta c ON (a.ID = c.post_id)

WHERE a.post_type = 'revision'

Snippet Source/Credit: lesterchan.net

How To Display Recent Posts From All Sites

The following snippet will display recent posts from all sites.

function recent_mu_posts( $howMany = 10 ) {
   global $wpdb;
  global $table_prefix; 
  // get an array of the table names that our posts will be in
  // we do this by first getting all of our blog ids and then forming the name of the 
  // table and putting it into an array
  $rows = $wpdb->get_results( "SELECT blog_id from $wpdb->blogs WHERE
    public = '1' AND archived = '0' AND mature = '0' AND spam = '0' AND deleted = '0';" ); 
  if ( $rows ) : 
    $blogPostTableNames = array();
    foreach ( $rows as $row ) : 
      $blogPostTableNames[$row->blog_id] = $wpdb->get_blog_prefix( $row->blog_id ) . 'posts'; 
    endforeach;
    # print_r($blogPostTableNames); # debugging code 
    // now we need to do a query to get all the posts from all our blogs
    // with limits applied
    if ( count( $blogPostTableNames ) > 0 ) : 
      $query = '';
      $i = 0; 
      foreach ( $blogPostTableNames as $blogId => $tableName ) : 
        if ( $i > 0 ) :
        $query.= ' UNION ';
        endif; 
        $query.= " (SELECT ID, post_date, $blogId as `blog_id` FROM $tableName WHERE post_status = 'publish' AND post_type = 'post')";
        $i++;
       endforeach; 
      $query.= " ORDER BY post_date DESC LIMIT 0,$howMany;";
      # echo $query; # debugging code
      $rows = $wpdb->get_results( $query ); 
      // now we need to get each of our posts into an array and return them
      if ( $rows ) : 
        $posts = array();
        foreach ( $rows as $row ) :
        $posts[] = get_blog_post( $row->blog_id, $row->ID );
        endforeach;
        # echo "<pre>"; print_r($posts); echo "</pre>"; exit; # debugging code
        return $posts; 
      else: 
        return "Error: No Posts found"; 
      endif; 
    else: 
       return "Error: Could not find blogs in the database"; 
    endif; 
  else: 
    return "Error: Could not find blogs"; 
  endif;
}

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function recent_mu_posts( $howMany = 10 ) {

global $wpdb;

global $table_prefix;

// get an array of the table names that our posts will be in

// we do this by first getting all of our blog ids and then forming the name of the

// table and putting it into an array

$rows = $wpdb->get_results( "SELECT blog_id from $wpdb->blogs WHERE

public = '1' AND archived = '0' AND mature = '0' AND spam = '0' AND deleted = '0';" );

if ( $rows ) :

$blogPostTableNames = array();

foreach ( $rows as $row ) :

$blogPostTableNames[$row->blog_id] = $wpdb->get_blog_prefix( $row->blog_id ) . 'posts';

endforeach;

# print_r($blogPostTableNames); # debugging code

// now we need to do a query to get all the posts from all our blogs

// with limits applied

if ( count( $blogPostTableNames ) > 0 ) :

$query = '';

$i = 0;

foreach ( $blogPostTableNames as $blogId => $tableName ) :

if ( $i > 0 ) :

$query.= ' UNION ';

endif;

$query.= " (SELECT ID, post_date, $blogId as `blog_id` FROM $tableName WHERE post_status = 'publish' AND post_type = 'post')";

$i++;

endforeach;

$query.= " ORDER BY post_date DESC LIMIT 0,$howMany;";

# echo $query; # debugging code

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

// now we need to get each of our posts into an array and return them

if ( $rows ) :

$posts = array();

foreach ( $rows as $row ) :

$posts[] = get_blog_post( $row->blog_id, $row->ID );

endforeach;

# echo "<pre>"; print_r($posts); echo "</pre>"; exit; # debugging code

return $posts;

else:

return "Error: No Posts found";

endif;

else:

return "Error: Could not find blogs in the database";

endif;

else:

return "Error: Could not find blogs";

endif;

}

Snippet Source/Credit: Snipplr

The Snippets Collection – 4

By The Editorial Team

On January 20, 2016

In Snippets

How To Automatically Add Post Name To The Body Class

The following snippet will let you automatically add post name to the body class.

function wpprogrammer_post_name_in_body_class( $classes ){
	if( is_singular() )
	{
		global $post;
		array_push( $classes, "{$post->post_type}-{$post->post_name}" );
	}
	return $classes;
}

add_filter( 'body_class', 'wpprogrammer_post_name_in_body_class' );

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function wpprogrammer_post_name_in_body_class( $classes ){

if( is_singular() )

{

global $post;

array_push( $classes, "{$post->post_type}-{$post->post_name}" );

}

return $classes;

}

add_filter( 'body_class', 'wpprogrammer_post_name_in_body_class' );

Snippet source/Credit: WPProgrammer.com

How To Add An Extra Contact Methods To User Profiles

The following snippet will let you add an extra contact methods to user profiles.

add_filter('user_contactmethods', 'my_user_contactmethods');
function my_user_contactmethods($user_contactmethods){
  $user_contactmethods['twitter'] = 'Twitter Username';
  $user_contactmethods['facebook'] = 'Facebook Username';
  return $user_contactmethods;
}

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add_filter('user_contactmethods', 'my_user_contactmethods');

function my_user_contactmethods($user_contactmethods){

$user_contactmethods['twitter'] = 'Twitter Username';

$user_contactmethods['facebook'] = 'Facebook Username';

return $user_contactmethods;

}

Snippet Source/Credit: TutsPlus

How to change WordPress editor font

Using the following snippet, you will be able to change 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 }

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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 }

Snippet Source/Credit: DevPress

How To Automatically Obfuscate Email Addresses

The following snippet will let you automatically obfuscate email addresses.

<?php antispambot('name@email.com',1 ) ?>

1	<?php antispambot('name@email.com',1 ) ?>

Snippet Source/Credit: WordPress Codex

How To Disable Plugins Update In WordPress

The following snippet will let you disable plugins update in WordPress.

remove_action( 'load-update-core.php', 'wp_update_plugins' );
add_filter( 'pre_site_transient_update_plugins', create_function( '$a', "return null;" ) );

1 2	remove_action( 'load-update-core.php', 'wp_update_plugins' ); add_filter( 'pre_site_transient_update_plugins', create_function( '$a', "return null;" ) );

Snippet Source/Credit: WP Snippets

The Snippets Collection – 3

By The Editorial Team

On January 6, 2016

In Snippets

How To Load All Posts From The Current Week

Using the following snippet, you will be able to load all posts from the current week.

// display posts as desired
query_args = array(
	'w'    => date( 'W' ),
	'year' => date( 'Y' ),
);
$posts = get_posts( $query_args );

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// display posts as desired

query_args = array(

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

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

);

$posts = get_posts( $query_args );

Source Snippet/Code: Christian Brückner

How To Remove Widgets From WordPress Dashboard

Using the following snippet, you will be able to remove widgets from WordPress dashboard.

//Remove unwanted widgets from Dashboard
function remove_dashboard_widgets() {
	global$wp_meta_boxes; 
	unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins']);
	unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary']);
}
add_action('wp_dashboard_setup', 'remove_dashboard_widgets');

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//Remove unwanted widgets from Dashboard

function remove_dashboard_widgets() {

global$wp_meta_boxes;

unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins']);

unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary']);

}

add_action('wp_dashboard_setup', 'remove_dashboard_widgets');

Snippet Source/Credit: WP Guru

How To Add A Custom Message To The Editor Pane

Using the following snippet, you will be able to add a custom message to the editor pane.

function wptutsplus_text_after_title( $post_type ) { ?>
    <div class="after-title-help postbox">
        <h3>Using this screen</h3>
        <div class="inside">
            <p>Use this screen to add new articles or edit existing ones. Make sure you click 'Publish' to publish a new article once you've added it, or 'Update' to save any changes.</p>
        </div><!-- .inside -->
    </div><!-- .postbox -->
<?php }
add_action( 'edit_form_after_title', 'wptutsplus_text_after_title' );

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function wptutsplus_text_after_title( $post_type ) { ?>

<h3>Using this screen</h3>

<p>Use this screen to add new articles or edit existing ones. Make sure you click 'Publish' to publish a new article once you've added it, or 'Update' to save any changes.</p>

</div>

</div>

<?php }

add_action( 'edit_form_after_title', 'wptutsplus_text_after_title' );

Snippet Source/Credit: WP Tuts

How To Limit Posts Per Page On Search

The following snippet will let you limit posts per page on search.

function limit_posts_per_search_page() {
	if ( is_search() )
		set_query_var('posts_per_archive_page', 20); 
}

add_filter('pre_get_posts', 'limit_posts_per_search_page');

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function limit_posts_per_search_page() {

if ( is_search() )

set_query_var('posts_per_archive_page', 20);

}

add_filter('pre_get_posts', 'limit_posts_per_search_page');

Snippet Source/Credit: WordPress.org

How To Log-in A WordPress User Programmatically

The following snippet will let you log-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 );
    }     
}

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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 );

}

Once done, now to log-in a user, just simply do the following:

auto_login( 'admin' )

1	auto_login( 'admin' )

Snippet Source/Credit: emoticode

Snippets Collection Part – 5

By The Editorial Team

On December 21, 2015

In Snippets

How To Display A Thumbnail Of Any Website

Using the following snippet, you will be able to display a thumbnail of any website.

function wpr_snap($atts, $content = null) {
        extract(shortcode_atts(array(
			"snap" => 'http://s.wordpress.com/mshots/v1/',
			"url" => 'http://www.catswhocode.com',
			"alt" => 'My image',
			"w" => '400', // width
			"h" => '300' // height
        ), $atts));
	$img = '<img src="' . $snap . '' . urlencode($url) . '?w=' . $w . '&h=' . $h . '" alt="' . $alt . '"/>';
        return $img;
}
add_shortcode("snap", "wpr_snap");

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

extract(shortcode_atts(array(

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

"url" => 'http://www.catswhocode.com',

"alt" => 'My image',

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

"h" => '300' // height

), $atts));

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

return $img;

}

add_shortcode("snap", "wpr_snap");

Once done, you can use the snap shortcode:

[snap url="http://www.codeandme.net" alt="My description" w="400" h="300"]

1	[snap url="http://www.codeandme.net" alt="My description" w="400" h="300"]

Snippet Source/Credit: Greekeries.fr

How To Automatically notify your members on new posts

Using the following snippet, you will be able to automatically notify your members on new posts.

function email_members($post_ID)  {
    global $wpdb;
    $usersarray = $wpdb->get_results("SELECT user_email FROM $wpdb->users;");    
    $users = implode(",", $usersarray);
    mail($users, "New WordPress recipe online!", 'A new recipe have been published on http://www.wprecipes.com');
    return $post_ID;
}
add_action('publish_post', 'email_members');

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function email_members($post_ID) {

global $wpdb;

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

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

mail($users, "New WordPress recipe online!", 'A new recipe have been published on http://www.wprecipes.com');

return $post_ID;

}

add_action('publish_post', 'email_members');

Snippet Source/Credit: WordPress Codex

How To Display A Thumbnail From A YouTube Video Using A shortcode

Using the following snippet, you will be able to display a thumbnail from a YouTube video using a shortcode.

/*
    Shortcode to display youtube thumbnail on your wordpress blog.
    Usage:
    [youtube_thumb id="VIDEO_ID" img="0" align="left"]
    VIDEO_ID= Youtube video id
    img=0,1,2 or 3
    align= left,right,center
*/
function wp_youtube_video_thumbnail($atts) {
     extract(shortcode_atts(array(
          'id' => '',
          'img' => '0',
          'align'=>'left'
     ), $atts));
    $align_class='align'.$align;
    return '<img src="<a href="http://img.youtube.com/vi/'.$id.'/'.$img.'.jpg&quot" rel="nofollow">http://img.youtube.com/vi/'.$id.'/'.$img.'.jpg&quot</a>; alt="" class="'.$align_class.'" />';
}
add_shortcode('youtube_thumb', 'wp_youtube_video_thumbnail');
Once done, all you have to do is to use the shortcode below:
[youtube_thumb id="rNWeBVBqo2c" img="0" align="center"]

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/*

Shortcode to display youtube thumbnail on your wordpress blog.

Usage:

[youtube_thumb id="VIDEO_ID" img="0" align="left"]

VIDEO_ID= Youtube video id

img=0,1,2 or 3

align= left,right,center

*/

function wp_youtube_video_thumbnail($atts) {

extract(shortcode_atts(array(

'id' => '',

'img' => '0',

'align'=>'left'

), $atts));

$align_class='align'.$align;

return '<img src="<a href="http://img.youtube.com/vi/'.$id.'/'.$img.'.jpg&quot" rel="nofollow">http://img.youtube.com/vi/'.$id.'/'.$img.'.jpg&quot</a>; alt="" class="'.$align_class.'" />';

}

add_shortcode('youtube_thumb', 'wp_youtube_video_thumbnail');

Once done, all you have to do is to use the shortcode below:

[youtube_thumb id="rNWeBVBqo2c" img="0" align="center"]

Snippet Source/Credit: Gunay

How To Automatically Add Post Name To The Body Class

Add the following snippet in your theme’s functions.php file, you will be able to automatically add post name to the body class.

function wpprogrammer_post_name_in_body_class( $classes ){
	if( is_singular() )
	{
		global $post;
		array_push( $classes, "{$post->post_type}-{$post->post_name}" );
	}
	return $classes;
}
add_filter( 'body_class', 'wpprogrammer_post_name_in_body_class' );

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function wpprogrammer_post_name_in_body_class( $classes ){

if( is_singular() )

{

global $post;

array_push( $classes, "{$post->post_type}-{$post->post_name}" );

}

return $classes;

}

add_filter( 'body_class', 'wpprogrammer_post_name_in_body_class' );

Snippet source/Credit: WPProgrammer.com

How To Add An Extra Contact Methods To User Profiles

Using the following snippet, you will be able to add an extra contact methods to user profiles.

add_filter('user_contactmethods', 'my_user_contactmethods');
function my_user_contactmethods($user_contactmethods){
  $user_contactmethods['twitter'] = 'Twitter Username';
  $user_contactmethods['facebook'] = 'Facebook Username';
  return $user_contactmethods;
}

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add_filter('user_contactmethods', 'my_user_contactmethods');

function my_user_contactmethods($user_contactmethods){

$user_contactmethods['twitter'] = 'Twitter Username';

$user_contactmethods['facebook'] = 'Facebook Username';

return $user_contactmethods;

}

Snippet Source/Credit: TutsPlus

How To Automatically Prefetch Next Pages On Your WordPress Blog

Using the following snippet will let you automatically prefetch next pages on your WordPress blog. All you have to do is to simply paste the snippet in your theme’s header.php file and you are done.

<?php if (is_archive() && ($paged > 1) && ($paged < $wp_query->max_num_pages)) { ?>
<link rel="prefetch" href="<?php echo get_next_posts_page_link(); ?>">
<link rel="prerender" href="<?php echo get_next_posts_page_link(); ?>">
<?php } ?>

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<?php if (is_archive() && ($paged > 1) && ($paged < $wp_query->max_num_pages)) { ?>

<?php } ?>

Snippet Source/Credit: Bernd

The Snippets Collection – 2

By The Editorial Team

On December 8, 2015

In Snippets

How To Load jQuery From Google CDN

WordPress by default load its own jQuery in your theme BUT using the following snippet in your theme’s functions.php file will load the library directly from Google CDN.

function jquery_cdn() {
   if (!is_admin()) {
      wp_deregister_script('jquery');
      wp_register_script('jquery', 'http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js', false, '1.8.3');
      wp_enqueue_script('jquery');
   }
}
add_action('init', 'jquery_cdn');

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function jquery_cdn() {

if (!is_admin()) {

wp_deregister_script('jquery');

wp_register_script('jquery', 'http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js', false, '1.8.3');

wp_enqueue_script('jquery');

}

add_action('init', 'jquery_cdn');

Snippet Source/Credit: WP Tips

Adding Paragraph Tags Automatically In Your WordPress Blog

Using the following snippet, you will be able to add paragraph tags automatically in your WordPress blog.

$my_text = 'Lorem ipsum dolor sit amet
consectetur adipiscing elit. 
Nulla pretium libero eget gravida rutrum.';
echo wpautop( $my_text );

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$my_text = 'Lorem ipsum dolor sit amet

consectetur adipiscing elit.

Nulla pretium libero eget gravida rutrum.';

echo wpautop( $my_text );

Snippet Source/Credit: Daniel Pataki

Changing Author URL Base

The following snippet will let you change author URL base.

add_action('init', 'cng_author_base');
function cng_author_base() {
    global $wp_rewrite;
    $author_slug = 'profile'; // change slug name
    $wp_rewrite->author_base = $author_slug;
}

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add_action('init', 'cng_author_base');

function cng_author_base() {

global $wp_rewrite;

$author_slug = 'profile'; // change slug name

$wp_rewrite->author_base = $author_slug;

}

Snippet Source/Credit: Kevin Chard

How To Redirect To A Custom Page After Registration

The following snippet will let you redirect to a custom page once registration got completed. Simply copy the snippet and paste it to your theme’s functions.php file.

function __my_registration_redirect(){
    return home_url( '/my-page' );
}
add_filter( 'registration_redirect', '__my_registration_redirect' );

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function __my_registration_redirect(){

return home_url( '/my-page' );

}

add_filter( 'registration_redirect', '__my_registration_redirect' );

Snippet Source/Credit: TheDeadMedic

Changing WordPress Login Logo Title Attribute

Using the following snippet, you will be able to change WordPress login logo title attribute.

function  custom_login_title() {
        return 'Your desired text';
}
add_filter('login_headertitle', 'custom_login_title');

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function custom_login_title() {

return 'Your desired text';

}

add_filter('login_headertitle', 'custom_login_title');

Snippet Source/Credit: Dave Clements

The Snippets Collection – 1

By The Editorial Team

On November 24, 2015

In Snippets

How To Remove Login Shake Effect At The Time When Error Occurs

Using the following snippet will let you remove the login shake effect when error occurs. Simply paste the following code in your theme’s functions.php file and you are done.

function wps_login_error() {
        remove_action('login_head', 'wp_shake_js', 12);
}
add_action('login_head', 'wps_login_error');

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function wps_login_error() {

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

}

add_action('login_head', 'wps_login_error');

Snippet Source/Credit: WordPress Support Forum

How To Automatically Add Twitter And Facebook Buttons To Your Posts

Using the following snippet, you will be able to automatically add both Twitter and Facebook buttons to your posts.

function share_this($content){
    if(!is_feed() && !is_home()) {
        $content .= '<div class="share-this">
                    <a href="http://twitter.com/share"
class="twitter-share-button"
data-count="horizontal">Tweet</a>
                    <script type="text/javascript"
src="http://platform.twitter.com/widgets.js"></script>
                    <div class="facebook-share-button">
                        <iframe
src="http://www.facebook.com/plugins/like.php?href='.
urlencode(get_permalink($post->ID))
.'&amp;layout=button_count&amp;show_faces=false&amp;width=200&amp;action=like&amp;colorscheme=light&amp;height=21"
scrolling="no" frameborder="0" style="border:none;
overflow:hidden; width:200px; height:21px;"
allowTransparency="true"></iframe>
                    </div>
                </div>';
    }
    return $content;
}
add_action('the_content', 'share_this');

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function share_this($content){

if(!is_feed() && !is_home()) {

$content .= '<div class="share-this">

<a href="http://twitter.com/share"

class="twitter-share-button"

data-count="horizontal">Tweet</a>

src="http://platform.twitter.com/widgets.js"></script>

<iframe

src="http://www.facebook.com/plugins/like.php?href='.

urlencode(get_permalink($post->ID))

.'&layout=button_count&show_faces=false&width=200&action=like&colorscheme=light&height=21"

scrolling="no" frameborder="0" style="border:none;

overflow:hidden; width:200px; height:21px;"

allowTransparency="true"></iframe>

</div>

</div>';

}

return $content;

}

add_action('the_content', 'share_this');

Snippet Source/Credit: WPRecipes

How To Get The First Link In Post

Using the following snippet and pasting it in your theme’s functions.php file will let you grab the first link in the post.

function get_link_url() {
    $content = get_the_content();
    $has_url = get_url_in_content( $content );

    return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );
}

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function get_link_url() {

$content = get_the_content();

$has_url = get_url_in_content( $content );

return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );

}

Snippet Source/Credit: Filip Stefansson

How To Get Email Alerts For 404 Pages In WordPress

Using the following snippet, you will be able to get email alerts for 404 pages in WordPress.

<?php // WP 404 ALERTS @ http://wp-mix.com/wordpress-404-email-alerts/
// set status
header("HTTP/1.1 404 Not Found");
header("Status: 404 Not Found");
// site info
$blog  = get_bloginfo('name');
$site  = get_bloginfo('url') . '/';
$email = get_bloginfo('admin_email');
// theme info
if (!empty($_COOKIE["nkthemeswitch" . COOKIEHASH])) {
	$theme = clean($_COOKIE["nkthemeswitch" . COOKIEHASH]);
} else {
	$theme_data = wp_get_theme();
	$theme = clean($theme_data->Name);
}
// referrer
if (isset($_SERVER['HTTP_REFERER'])) {
	$referer = clean($_SERVER['HTTP_REFERER']);
} else {
	$referer = "undefined";
}
// request URI
if (isset($_SERVER['REQUEST_URI']) && isset($_SERVER["HTTP_HOST"])) {
	$request = clean('http://' . $_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"]);
} else {
	$request = "undefined";
}
// query string
if (isset($_SERVER['QUERY_STRING'])) {
	$string = clean($_SERVER['QUERY_STRING']);
} else {
	$string = "undefined";
}
// IP address
if (isset($_SERVER['REMOTE_ADDR'])) {
	$address = clean($_SERVER['REMOTE_ADDR']);
} else {
	$address = "undefined";
}
// user agent
if (isset($_SERVER['HTTP_USER_AGENT'])) {
	$agent = clean($_SERVER['HTTP_USER_AGENT']);
} else {
	$agent = "undefined";
}
// identity
if (isset($_SERVER['REMOTE_IDENT'])) {
	$remote = clean($_SERVER['REMOTE_IDENT']);
} else {
	$remote = "undefined";
}
// log time
$time = clean(date("F jS Y, h:ia", time()));
// sanitize
function clean($string) {
	$string = rtrim($string); 
	$string = ltrim($string); 
	$string = htmlentities($string, ENT_QUOTES); 
	$string = str_replace("\n", "<br>", $string);
	if (get_magic_quotes_gpc()) {
		$string = stripslashes($string);
	} 
	return $string;
}
$message = 
	"TIME: "            . $time    . "\n" . 
	"*404: "            . $request . "\n" . 
	"SITE: "            . $site    . "\n" . 
	"THEME: "           . $theme   . "\n" . 
	"REFERRER: "        . $referer . "\n" . 
	"QUERY STRING: "    . $string  . "\n" . 
	"REMOTE ADDRESS: "  . $address . "\n" . 
	"REMOTE IDENTITY: " . $remote  . "\n" . 
	"USER AGENT: "      . $agent   . "\n\n\n";
mail($email, "404 Alert: " . $blog . " [" . $theme . "]", $message, "From: $email"); 
?>

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<?php // WP 404 ALERTS @ http://wp-mix.com/wordpress-404-email-alerts/

// set status

header("HTTP/1.1 404 Not Found");

header("Status: 404 Not Found");

// site info

$blog = get_bloginfo('name');

$site = get_bloginfo('url') . '/';

$email = get_bloginfo('admin_email');

// theme info

if (!empty($_COOKIE["nkthemeswitch" . COOKIEHASH])) {

$theme = clean($_COOKIE["nkthemeswitch" . COOKIEHASH]);

} else {

$theme_data = wp_get_theme();

$theme = clean($theme_data->Name);

}

// referrer

if (isset($_SERVER['HTTP_REFERER'])) {

$referer = clean($_SERVER['HTTP_REFERER']);

} else {

$referer = "undefined";

}

// request URI

if (isset($_SERVER['REQUEST_URI']) && isset($_SERVER["HTTP_HOST"])) {

$request = clean('http://' . $_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"]);

} else {

$request = "undefined";

}

// query string

if (isset($_SERVER['QUERY_STRING'])) {

$string = clean($_SERVER['QUERY_STRING']);

} else {

$string = "undefined";

}

// IP address

if (isset($_SERVER['REMOTE_ADDR'])) {

$address = clean($_SERVER['REMOTE_ADDR']);

} else {

$address = "undefined";

}

// user agent

if (isset($_SERVER['HTTP_USER_AGENT'])) {

$agent = clean($_SERVER['HTTP_USER_AGENT']);

} else {

$agent = "undefined";

}

// identity

if (isset($_SERVER['REMOTE_IDENT'])) {

$remote = clean($_SERVER['REMOTE_IDENT']);

} else {

$remote = "undefined";

}

// log time

$time = clean(date("F jS Y, h:ia", time()));

// sanitize

function clean($string) {

$string = rtrim($string);

$string = ltrim($string);

$string = htmlentities($string, ENT_QUOTES);

$string = str_replace("\n", "<br>", $string);

if (get_magic_quotes_gpc()) {

$string = stripslashes($string);

}

return $string;

}

$message =

"TIME: " . $time . "\n" .

"*404: " . $request . "\n" .

"SITE: " . $site . "\n" .

"THEME: " . $theme . "\n" .

"REFERRER: " . $referer . "\n" .

"QUERY STRING: " . $string . "\n" .

"REMOTE ADDRESS: " . $address . "\n" .

"REMOTE IDENTITY: " . $remote . "\n" .

"USER AGENT: " . $agent . "\n\n\n";

mail($email, "404 Alert: " . $blog . " [" . $theme . "]", $message, "From: $email");

?>

Snippet Source/Credit: WP Mix

How To Display Recently Registered Users

Using the following snippet, you will be able to display recently registered users.

<ul class="recently-user">
    <?php $usernames = $wpdb->get_results("SELECT user_nicename, user_url FROM $wpdb->users ORDER BY ID DESC LIMIT 5");
        foreach ($usernames as $username) {
                echo '<li>' .get_avatar($username->comment_author_email, 45).'<a href="'.$username->user_url.'">'.$username->user_nicename."</a></li>";
        }
    ?>
</ul>

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<?php $usernames = $wpdb->get_results("SELECT user_nicename, user_url FROM $wpdb->users ORDER BY ID DESC LIMIT 5");

foreach ($usernames as $username) {

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

}

?>

</ul>

Snippet Source/Credit: emoticode

WordPress Themes, Plugins, Tutorials, Tips And More...

Tag: Snippets Page 2 of 7

Snippets Collection – 5 Of 5

Snippets Collection – 4 Of 5

Snippets Collection – 3 Of 5

Snippets Collection – 2 Of 5

Snippets Collection – 1 Of 5

The Snippets Collection – 4

How To Automatically Add Post Name To The Body Class

How To Add An Extra Contact Methods To User Profiles

How to change WordPress editor font

How To Automatically Obfuscate Email Addresses

How To Disable Plugins Update In WordPress

The Snippets Collection – 3

How To Load All Posts From The Current Week

How To Remove Widgets From WordPress Dashboard

How To Add A Custom Message To The Editor Pane

How To Limit Posts Per Page On Search

How To Log-in A WordPress User Programmatically

Snippets Collection Part – 5

How To Display A Thumbnail Of Any Website

How To Automatically notify your members on new posts

How To Display A Thumbnail From A YouTube Video Using A shortcode

How To Automatically Add Post Name To The Body Class

How To Add An Extra Contact Methods To User Profiles

How To Automatically Prefetch Next Pages On Your WordPress Blog

The Snippets Collection – 2

How To Load jQuery From Google CDN

Adding Paragraph Tags Automatically In Your WordPress Blog

Changing Author URL Base

How To Redirect To A Custom Page After Registration

Changing WordPress Login Logo Title Attribute

The Snippets Collection – 1

How To Remove Login Shake Effect At The Time When Error Occurs

How To Automatically Add Twitter And Facebook Buttons To Your Posts

How To Get The First Link In Post

How To Get Email Alerts For 404 Pages In WordPress

How To Display Recently Registered Users