The BestOf WordPress Snippets Part – 5

How To Change The CSS In WordPress Gallery

The following snippet will let you change the CSS in WordPress gallery.

//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

How To Have Easier Login URL In WordPress

Adding the following snippet below .htaccess, you will be able to have easier login URL in WordPress.

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

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

Snippet Source/Credit: digwp.com

How To Allow HTML in WordPress User Bio Info

Adding the snippet in theme’s functions.php file and you will be able to have HTML in WordPress user bio info.

remove_filter('pre_user_description','wp_filter_kses');

1	remove_filter('pre_user_description','wp_filter_kses');

Snippet Source/Credit: darrenhuskie.com

How To Print Current Template In WordPress

Adding the following snippet to your theme’s functions.php file, you will be able to print current template in WordPress.

<?php
add_action( 'wp_head', 'admin_print_template_used' );
  function admin_print_template_used() {
  global $template, $current_user, $wp_admin_bar;
  get_currentuserinfo();
  if ( !is_user_logged_in() && $current_user->ID != '1' )
	return;
if ( is_admin_bar_showing() )
	$wp_admin_bar->add_menu( array(
		'parent' => false,
		'id' => 'template',
		'title' => $template,
		'href' => '#'
	));
else
	print_r( $template );
}
// START THE SCRIPT TO PUSH ADMIN BAR TO BOTTOM
	function fb_move_admin_bar() {
    echo '
<style type="text/css">
  body {
  padding-bottom: 28px;
  }
  body.admin-bar #wphead {
     padding-top: 0;
  }
  body.admin-bar #footer {
     padding-bottom: 28px;
  }
  #wpadminbar {
      top: auto !important;
      bottom: 0;
  }
  #wpadminbar .quicklinks .menupop ul {
      bottom: 28px;
  }
</style>';
}
// on backend area
add_action( 'admin_head', 'fb_move_admin_bar' );
// on frontend area
add_action( 'wp_head', 'fb_move_admin_bar' );
?>

<?php

add_action( 'wp_head', 'admin_print_template_used' );

function admin_print_template_used() {

global $template, $current_user, $wp_admin_bar;

get_currentuserinfo();

if ( !is_user_logged_in() && $current_user->ID != '1' )

return;

if ( is_admin_bar_showing() )

$wp_admin_bar->add_menu( array(

'parent' => false,

'id' => 'template',

'title' => $template,

'href' => '#'

));

else

print_r( $template );

}

// START THE SCRIPT TO PUSH ADMIN BAR TO BOTTOM

function fb_move_admin_bar() {

echo '

body {

padding-bottom: 28px;

}

body.admin-bar #wphead {

padding-top: 0;

}

body.admin-bar #footer {

padding-bottom: 28px;

}

#wpadminbar {

top: auto !important;

bottom: 0;

}

#wpadminbar .quicklinks .menupop ul {

bottom: 28px;

}

</style>';

}

// on backend area

add_action( 'admin_head', 'fb_move_admin_bar' );

// on frontend area

add_action( 'wp_head', 'fb_move_admin_bar' );

Snippet Source/Credit: Snipplr

How To Manually load Google’s Latest jQuery In WordPress

Using the following snippet below, you will be able to manually load Google’s latest jQuery in WordPress.

<?php wp_deregister_script('jquery'); ?>
<?php wp_head(); ?>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<?php wp_deregister_script('jquery'); ?>

<?php wp_head(); ?>

Snippet Source/Credit: encosia.com

How To Organize WordPress Category Archive Listing By Subcategory

The following snippet below will let you organize WordPress archive listings by subcategory.

<?php $categories = get_categories("child_of=17"); foreach ($categories as $cat) { ?>
	<div class="genre_subcat">
		<?php query_posts("cat=$cat->cat_ID&showposts=-1&order=ASC&orderby=name"); ?>
		<h2><?php single_cat_title(); ?></h2>
		<small><?php echo category_description($cat->cat_ID); ?></small>
		<?php while (have_posts()) : the_post(); ?>
			<div class="post">
				<h3><a href="<?php the_permalink() ?>" rel="bookmark" title="Permanent Link to
				<?php the_title_attribute(); ?>"><?php the_title(); ?></a></h3>
				<p class="postdate"><?php the_time('F jS, Y') ?></p>
				<?php the_content(); ?>
				<p class="postmetadata">Posted in <?php the_category(', ') ?> |
				<?php comments_popup_link('No Comments', '1 Comment', '% Comments'); ?></p>
			</div>
		<?php endwhile; ?>
	</div>
<?php }?>

<?php $categories = get_categories("child_of=17"); foreach ($categories as $cat) { ?>

<?php query_posts("cat=$cat->cat_ID&showposts=-1&order=ASC&orderby=name"); ?>

<?php while (have_posts()) : the_post(); ?>

<h3><a href="<?php the_permalink() ?>" rel="bookmark" title="Permanent Link to

<?php the_title_attribute(); ?>"><?php the_title(); ?></a></h3>

<?php the_content(); ?>

<p class="postmetadata">Posted in <?php the_category(', ') ?> |

<?php comments_popup_link('No Comments', '1 Comment', '% Comments'); ?></p>

</div>

<?php endwhile; ?>

</div>

<?php }?>

Snippet Source/Credit: iamnotagoodartist.com

The BestOf WordPress Snippets Part – 5

How To Change The CSS In WordPress Gallery

How To Have Easier Login URL In WordPress

How To Allow HTML in WordPress User Bio Info

How To Print Current Template In WordPress

How To Manually load Google’s Latest jQuery In WordPress

How To Organize WordPress Category Archive Listing By Subcategory

Reviewed: Startup Design Framework For WordPress

Sci-Fi Examples For Your Inspiration And Fun