Snippet

How To Change The CSS In WordPress

May 7, 2018 By Editorial Staff in Featured, WordPress No Comments Tags: Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

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;
}

//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

How To Have Hierarchical Sidebar Navigation In WordPress

May 2, 2018 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet

Using the following snippet will let you have hierarchical sidebar navigation in WordPress.

<?php
              if($post->post_parent) {
              $children = wp_list_pages("title_li=&child_of=".$post->post_parent."&echo=0&sort_column=menu_order&exclude=88,93,91");
              $titlenamer = get_the_title($post->post_parent);
              }
              else {
              $children = wp_list_pages("title_li=&child_of=".$post->ID."&echo=0&sort_column=menu_order&exclude=88,93,91");
              $titlenamer = get_the_title($post->ID);
              }
              if ($children) { ?>
              <ul class="sidebar_nav">
              <?php echo $children; ?>
              </ul>
            <?php } ?>

<?php

if($post->post_parent) {

$children = wp_list_pages("title_li=&child_of=".$post->post_parent."&echo=0&sort_column=menu_order&exclude=88,93,91");

$titlenamer = get_the_title($post->post_parent);

}

else {

$children = wp_list_pages("title_li=&child_of=".$post->ID."&echo=0&sort_column=menu_order&exclude=88,93,91");

$titlenamer = get_the_title($post->ID);

}

if ($children) { ?>

<?php echo $children; ?>

</ul>

<?php } ?>

Have CSS Minified In WordPress

April 25, 2018 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet will let you have CSS minified in WordPress.

<?php
require('../../../wp-load.php');
function colorize($m){
	// Your code to get the new color goes here, in this case it's grabbing a stored value from a Wordpress plugin.
	$c=get_option('tc_'.$m[4]);
	$m[3] = $c;
	if($c!=''){
		return $c;
	}else{
		return $m[0];
	}
}
header("Content-type: text/css");
$css = file_get_contents('style.css');
$css = preg_replace('~/\*.*\*/|\n|\t|(?<=:)\s+|(?<={)\s+|(?<=})\s+|(?<=,)\s+|\s+(?=;)|\s+(?={)|\s+(?=})|\s+(?<=:)~sU','',preg_replace_callback('~((transparent|#[A-F0-9a-f]{6}))(?=(.)+(?=/\*#(.+)#\*/))~U','colorize',$css));
echo $css;
?>
// example of the css before colorization, note the comment
element {
	padding: 0;
	margin: 0 10px;
	color: #000000;/*#c_t#*/
}
// how it looks after colorization, note the color.
element {
	padding: 0;
	margin: 0 10px;
	color: #FF0000;
}
// older version, doesn't grab color codes as well, missing transparent keyword.
<?php
function colorize($v){
	//whatever code you use to turn variable $v into color $c, very dependent on your specific implementation.
	return $c;
}
header("Content-type: text/css");
$css = file_get_contents('style.css');
$css = preg_replace('~/\*.*\*/|\n|\t|(?<=:)\s+|(?<={)\s+|(?<=})\s+|(?<=,)\s+|\s+(?=;)|\s+(?={)|\s+(?=})~sU','',preg_replace_callback('~#[A-F0-9a-f]{3,8}(?=;/\*#([\d\w\s]+)(:(.+))?#\*/)~U','colorize',$css));
echo $css;
?>

<?php

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

function colorize($m){

// Your code to get the new color goes here, in this case it's grabbing a stored value from a Wordpress plugin.

$c=get_option('tc_'.$m[4]);

$m[3] = $c;

if($c!=''){

return $c;

}else{

return $m[0];

}

header("Content-type: text/css");

$css = file_get_contents('style.css');

$css = preg_replace('~/\*.*\*/|\n|\t|(?<=:)\s+|(?<={)\s+|(?<=})\s+|(?<=,)\s+|\s+(?=;)|\s+(?={)|\s+(?=})|\s+(?<=:)~sU','',preg_replace_callback('~((transparent|#[A-F0-9a-f]{6}))(?=(.)+(?=/\*#(.+)#\*/))~U','colorize',$css));

echo $css;

// example of the css before colorization, note the comment

element {

padding: 0;

margin: 0 10px;

color: #000000;/*#c_t#*/

}

// how it looks after colorization, note the color.

element {

padding: 0;

margin: 0 10px;

color: #FF0000;

}

// older version, doesn't grab color codes as well, missing transparent keyword.

<?php

function colorize($v){

//whatever code you use to turn variable $v into color $c, very dependent on your specific implementation.

return $c;

}

header("Content-type: text/css");

$css = file_get_contents('style.css');

$css = preg_replace('~/\*.*\*/|\n|\t|(?<=:)\s+|(?<={)\s+|(?<=})\s+|(?<=,)\s+|\s+(?=;)|\s+(?={)|\s+(?=})~sU','',preg_replace_callback('~#[A-F0-9a-f]{3,8}(?=;/\*#([\d\w\s]+)(:(.+))?#\*/)~U','colorize',$css));

echo $css;

Snippet Source/Credit: fatfolderdesign.com

Count Your WordPress Website Blogroll Links

April 23, 2018 By Editorial Staff in Featured, WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet will let you count your WordPress website blogroll links.

<?php
$numlinks = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->links WHERE link_visible = 'Y'");
if (0 < $numlinks) $numlinks = number_format($numlinks);
echo $numlinks;
?>

<?php

$numlinks = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->links WHERE link_visible = 'Y'");

if (0 < $numlinks) $numlinks = number_format($numlinks);

echo $numlinks;

Snippet Source/Credit: Jeff Starr

Removing WordPress Admin Menus

April 18, 2018 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet below will let you remove WordPress admin menus.

function remove_menu_items() {
	global $menu;
	$restricted = array(
		__('Links'),
		__('Comments'),
		__('Media'),
		__('Plugins'),
		__('Tools'),
		__('Users')
	);
	end ($menu);
	while (prev($menu)) {
		$value = explode(' ',$menu[key($menu)][0]);
		if(in_array($value[0] != NULL?$value[0]:"" , $restricted)){
			unset($menu[key($menu)]);
		}
	}
}
add_action('admin_menu', 'remove_menu_items');

function remove_menu_items() {

global $menu;

$restricted = array(

__('Links'),

__('Comments'),

__('Media'),

__('Plugins'),

__('Tools'),

__('Users')

);

end ($menu);

while (prev($menu)) {

$value = explode(' ',$menu[key($menu)][0]);

if(in_array($value[0] != NULL?$value[0]:"" , $restricted)){

unset($menu[key($menu)]);

}

add_action('admin_menu', 'remove_menu_items');

Snippet Source/Credit: Snipplr

Set Up Post Expiration Code In WordPress

April 16, 2018 By Editorial Staff in Featured, WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet will let you set WordPress post expiration code.

<?php  //to check against expiration date;
$timestamp = strtotime("now + 8 hours");
$currentdate = date('YmdHis', $timestamp);
$expirationdate = get_post_custom_values('expiration');
if (is_null($expirationdate)) {
  			$expirestring = '30005050235959'; //MAKE UN-EXPIRING POSTS ALWAYS SHOW UP;
} else {
if (is_array($expirationdate)) {
  						$expirestringarray = implode($expirationdate);
						}
$markup = array("/",":"," ");
$expirestring = str_replace($markup,"",$expirestringarray);
} //else
if (( $expirestring > $currentdate ) || (is_archive())) { ?>
<?php } //end if for expiration; ?>

<?php //to check against expiration date;

$timestamp = strtotime("now + 8 hours");

$currentdate = date('YmdHis', $timestamp);

$expirationdate = get_post_custom_values('expiration');

if (is_null($expirationdate)) {

$expirestring = '30005050235959'; //MAKE UN-EXPIRING POSTS ALWAYS SHOW UP;

} else {

if (is_array($expirationdate)) {

$expirestringarray = implode($expirationdate);

}

$markup = array("/",":"," ");

$expirestring = str_replace($markup,"",$expirestringarray);

} //else

if (( $expirestring > $currentdate ) || (is_archive())) { ?>

<?php } //end if for expiration; ?>

Snippet Source/Credit: nrbet.com

To Check If User Signed-In In Your WordPress Website

April 11, 2018 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

Adding the following snippet will let you check if the user is signed in or not in your WordPress website.

<?php
if ( is_user_logged_in() ) {
    echo 'Welcome, registered user!';
} else {
    echo 'Welcome, visitor!';
};
?>

<?php

if ( is_user_logged_in() ) {

echo 'Welcome, registered user!';

} else {

echo 'Welcome, visitor!';

};

Snippet Source/Credit: WordPress Codex

Show Or Hide Widgets On Specific WordPress Pages

April 9, 2018 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

Using the following snippet, you will be able to show or hide widgets on specific WordPress pages.

add_filter( 'widget_display_callback', 'hide_widget_pages', 10, 3 );
function hide_widget_pages( $instance, $widget, $args ) {
  if ( $widget->id_base == 'pages' ) { // change 'pages' to widget name
     if ( !is_page( 'contact' ) ) {    // change page name
         return false;
     }
  }
}

add_filter( 'widget_display_callback', 'hide_widget_pages', 10, 3 );

function hide_widget_pages( $instance, $widget, $args ) {

if ( $widget->id_base == 'pages' ) { // change 'pages' to widget name

if ( !is_page( 'contact' ) ) { // change page name

return false;

}

Snippet Source/Credit: WPSnipp

Delete Width And Height Attributes From Image Tag In WordPress

April 4, 2018 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet will let you delete both width and height attributes from image tag.

<?php
$image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'thumbnail' );
if ($image) : ?>
    <img src="<?php echo $image[0]; ?>" alt="" />
<?php endif; ?>

<?php

$image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'thumbnail' );

if ($image) : ?>

<?php endif; ?>

Snippet Source/Credit: Stackexchange

Remove WordPress Version From Head And Feeds

April 2, 2018 By Editorial Staff in Featured, WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

Using the following snippet, you will be able to remove WordPress version from head and feeds.

function complete_version_removal() {
    return '';
}
add_filter('the_generator', 'complete_version_removal');

function complete_version_removal() {

return '';

}

add_filter('the_generator', 'complete_version_removal');

Snippet Source/Credit: Snipplr

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