WordPress Snippets

How To Display WordPress Excerpt Dynamic Length

December 23, 2020 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet display the WordPress excerpt dynamic length.

function ms_rp_excerpt($limit) {
		$excerpt = explode(' ', get_the_excerpt(), $limit);
		if (count($excerpt) >= $limit) {
			array_pop($excerpt);
			$excerpt = implode(' ', $excerpt).'...';
		}
		else {
			$excerpt = implode(' ', $excerpt);
		}
		$excerpt = preg_replace('`\[[^\]]*\]`', '', $excerpt);
		return $excerpt;
	}

function ms_rp_excerpt($limit) {

$excerpt = explode(' ', get_the_excerpt(), $limit);

if (count($excerpt) >= $limit) {

array_pop($excerpt);

$excerpt = implode(' ', $excerpt).'...';

}

else {

$excerpt = implode(' ', $excerpt);

}

$excerpt = preg_replace('`\[[^\]]*\]`', '', $excerpt);

return $excerpt;

}

Snippet Source/Credit: Snipplr

Getting Email Alerts For 404 Pages In WordPress

December 16, 2020 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 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");
?>

<?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

Removing News Feed In WordPress Dashboard

December 9, 2020 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 news feed in WordPress dashboard.

add_action('wp_dashboard_setup', 'my_dashboard_widgets');
function my_dashboard_widgets() {
     global $wp_meta_boxes;
     // remove unnecessary widgets
     // var_dump( $wp_meta_boxes['dashboard'] ); // use to get all the widget IDs
     unset(
          $wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins'],
          $wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary'],
          $wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']
     );
     // add a custom dashboard widget
     wp_add_dashboard_widget( 'dashboard_custom_feed', 'News from 10up', 'dashboard_custom_feed_output' ); //add new RSS feed output
}
function dashboard_custom_feed_output() {
     echo '<div class="rss-widget">';
     wp_widget_rss_output(array(
          'url' => 'http://www.get10up.com/feed',
          'title' => 'What\'s up at 10up',
          'items' => 2,
          'show_summary' => 1,
          'show_author' => 0,
          'show_date' => 1,
     ));
     echo "</div>";
}

add_action('wp_dashboard_setup', 'my_dashboard_widgets');

function my_dashboard_widgets() {

global $wp_meta_boxes;

// remove unnecessary widgets

// var_dump( $wp_meta_boxes['dashboard'] ); // use to get all the widget IDs

unset(

$wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins'],

$wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary'],

$wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']

);

// add a custom dashboard widget

wp_add_dashboard_widget( 'dashboard_custom_feed', 'News from 10up', 'dashboard_custom_feed_output' ); //add new RSS feed output

}

function dashboard_custom_feed_output() {

echo '<div class="rss-widget">';

wp_widget_rss_output(array(

'url' => 'http://www.get10up.com/feed',

'title' => 'What\'s up at 10up',

'items' => 2,

'show_summary' => 1,

'show_author' => 0,

'show_date' => 1,

));

echo "</div>";

}

Snippet Source/Credit: Smashing Magazine

How To Use Gravatar Image As WordPress Favicon

December 2, 2020 By Editorial Staff in Featured, WordPress No Comments Tags: Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet below will let you use gravatar image as WordPress favicon.

// add gravatar favicon to site, 16x16 favicon.ico
function snix_add_favicon() {
	$GetTheHash = md5(strtolower(trim('scott@scottnix.com')));
?><link rel="shortcut icon" href="<?php echo 'http://www.gravatar.com/avatar/' . $GetTheHash . '?s=16;'; ?>" /><?php
}
add_action('wp_head', 'snix_add_favicon');

// add gravatar favicon to site, 16x16 favicon.ico

function snix_add_favicon() {

$GetTheHash = md5(strtolower(trim('scott@scottnix.com')));

?><link rel="shortcut icon" href="<?php echo 'http://www.gravatar.com/avatar/' . $GetTheHash . '?s=16;'; ?>" /><?php

}

add_action('wp_head', 'snix_add_favicon');

Snippet Source/Credit: forrst.com

How To Have Custom Favicon For Your WP-Admin

November 28, 2020 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 have custom favicon for your WP-admin.

function admin_favicon() {
 echo '<link rel="shortcut icon" type="image/x-icon" href="' . get_bloginfo('template_directory') . '/images/favicon.ico" />';
}
add_action( 'admin_head', 'admin_favicon' );

function admin_favicon() {

echo '<link rel="shortcut icon" type="image/x-icon" href="' . get_bloginfo('template_directory') . '/images/favicon.ico" />';

}

add_action( 'admin_head', 'admin_favicon' );

Snippet Source/Credit: Snipplr

Remove News Feed In WordPress Dashboard

November 21, 2020 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet will let you remove news feed from your WordPress dashboard.

add_action('wp_dashboard_setup', 'my_dashboard_widgets');
function my_dashboard_widgets() {
     global $wp_meta_boxes;
     // remove unnecessary widgets
     // var_dump( $wp_meta_boxes['dashboard'] ); // use to get all the widget IDs
     unset(
          $wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins'],
          $wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary'],
          $wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']
     );
     // add a custom dashboard widget
     wp_add_dashboard_widget( 'dashboard_custom_feed', 'News from 10up', 'dashboard_custom_feed_output' ); //add new RSS feed output
}
function dashboard_custom_feed_output() {
     echo '<div class="rss-widget">';
     wp_widget_rss_output(array(
          'url' => 'http://www.get10up.com/feed',
          'title' => 'What\'s up at 10up',
          'items' => 2,
          'show_summary' => 1,
          'show_author' => 0,
          'show_date' => 1,
     ));
     echo "</div>";
}

add_action('wp_dashboard_setup', 'my_dashboard_widgets');

function my_dashboard_widgets() {

global $wp_meta_boxes;

// remove unnecessary widgets

// var_dump( $wp_meta_boxes['dashboard'] ); // use to get all the widget IDs

unset(

$wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins'],

$wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary'],

$wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']

);

// add a custom dashboard widget

wp_add_dashboard_widget( 'dashboard_custom_feed', 'News from 10up', 'dashboard_custom_feed_output' ); //add new RSS feed output

}

function dashboard_custom_feed_output() {

echo '<div class="rss-widget">';

wp_widget_rss_output(array(

'url' => 'http://www.get10up.com/feed',

'title' => 'What\'s up at 10up',

'items' => 2,

'show_summary' => 1,

'show_author' => 0,

'show_date' => 1,

));

echo "</div>";

}

Snippet Source/Credit: Smashing Magazine

How To Display Twitter Followers Image List

November 14, 2020 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

Using the following snippet, one can display Twitter followers image list.

<?php
//replace $options['twitter'] with the twitter Username you want to use.
?>
		<?php
		$xmlfollowersUrl = 'http://api.twitter.com/1/statuses/followers/'.$options['twitter'].'.xml';
		if (file_exists(WP_CONTENT_DIR.'/uploads/twitter_followers.xml')) {
		$data = unserialize(file_get_contents(WP_CONTENT_DIR.'/uploads/twitter_followers.xml'));
			if ($data['timestamp'] > time() - 120 * 60) {
			$twitter_followers = $data['twitter_result'];
			}
		}
if (!$twitter_followers) { // cache doesn't exist or is older than 10 mins
    $twitter_followers = file_get_contents($xmlfollowersUrl); // or whatever your API call is
    $data = array ('twitter_followers' => $twitter_followers, 'timestamp' => time());
    file_put_contents(WP_CONTENT_DIR.'/uploads/twitter_followers.xml', serialize($data));
}
		$dom = new DOMDocument;
		$s = simplexml_load_string($twitter_followers);
		$count = 0;
		echo '<ul class="seguidores">';
		foreach($s->user as $follower):
			if(++$count > 50){
				break;
				}
			echo '<li><a target="_blank" href="http://www.twitter.com/'.$follower->screen_name.'"><img width="32" height="32" src="'.$follower->profile_image_url.'" alt="'.$follower->name.'" title="'.$follower->name.': '.$follower->status->text.'"/></a></li>';
		endforeach;
		echo '</ul>';
		?>

<?php

//replace $options['twitter'] with the twitter Username you want to use.

<?php

$xmlfollowersUrl = 'http://api.twitter.com/1/statuses/followers/'.$options['twitter'].'.xml';

if (file_exists(WP_CONTENT_DIR.'/uploads/twitter_followers.xml')) {

$data = unserialize(file_get_contents(WP_CONTENT_DIR.'/uploads/twitter_followers.xml'));

if ($data['timestamp'] > time() - 120 * 60) {

$twitter_followers = $data['twitter_result'];

}

if (!$twitter_followers) { // cache doesn't exist or is older than 10 mins

$twitter_followers = file_get_contents($xmlfollowersUrl); // or whatever your API call is

$data = array ('twitter_followers' => $twitter_followers, 'timestamp' => time());

file_put_contents(WP_CONTENT_DIR.'/uploads/twitter_followers.xml', serialize($data));

}

$dom = new DOMDocument;

$s = simplexml_load_string($twitter_followers);

$count = 0;

echo '<ul class="seguidores">';

foreach($s->user as $follower):

if(++$count > 50){

break;

}

echo '<li><a target="_blank" href="http://www.twitter.com/'.$follower->screen_name.'"><img width="32" height="32" src="'.$follower->profile_image_url.'" alt="'.$follower->name.'" title="'.$follower->name.': '.$follower->status->text.'"/></a></li>';

endforeach;

echo '</ul>';

Snippet Source/Credit: Snipplr

How To Add PayPal Functionality In WordPress

November 7, 2020 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, PayPal, Snippet, WordPress, WordPress Snippet, WordPress Snippets

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.

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');

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 Show Top Level And Child Pages In WordPress

October 28, 2020 By Editorial Staff in WordPress No Comments Tags: Code, Code Snippet, Snippet, WordPress, WordPress Snippet, WordPress Snippets

The following snippet will let you show top level and child pages in WordPress.

<ul><?php $parent_title = get_the_title($post->post_parent);?>
<li><a href="<?php echo get_permalink($post->post_parent) ?>"><?php echo $parent_title;?></a></li></ul>
          <?php
			if ($post->post_parent)	{
				$ancestors=get_post_ancestors($post->ID);
				$root=count($ancestors)-1;
				$parent = $ancestors[$root];
			} else {
				$parent = $post->ID;
			}
			$children = wp_list_pages("title_li=&child_of=". $parent ."&echo=0");
			if ($children) { ?>
			<ul id="subnav">
			<?php echo $children; ?>
			</ul>
			<?php } ?>

<ul><?php $parent_title = get_the_title($post->post_parent);?>

<li><a href="<?php echo get_permalink($post->post_parent) ?>"><?php echo $parent_title;?></a></li></ul>

<?php

if ($post->post_parent) {

$ancestors=get_post_ancestors($post->ID);

$root=count($ancestors)-1;

$parent = $ancestors[$root];

} else {

$parent = $post->ID;

}

$children = wp_list_pages("title_li=&child_of=". $parent ."&echo=0");

if ($children) { ?>

<?php echo $children; ?>

</ul>

<?php } ?>

Setting Up WordPress Post Expiration Code

October 21, 2020 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

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