Tag: Short Code Page 2 of 4

WordPress WP_ Settings

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

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

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

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

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

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

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

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

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

Source: Snipplr

List current post taxonomies and terms

The following snippet will let you list 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>";

}?>

//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>";

}?>

Source: Snipplr

Stop directory index browsing

The following snippet will stop directory index browsing

Options All -Indexes

1	Options All -Indexes

Source: Ubuntuguide

Access Request URI for template reuse

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

<?php

switch ($wp->request) {

case 'directory':

get_template_part('content', 'directory');

break;

case 'history':

get_template_part('content', 'history');

break;

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

};

?>

<?php

switch ($wp->request) {

case 'directory':

get_template_part('content', 'directory');

break;

case 'history':

get_template_part('content', 'history');

break;

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

};

Source: Kovshenin

Change user password in mySQL

The following snippet will let you change user password in mySQL

UPDATE wp_users SET user_pass = MD5( 'new_password' ) WHERE user_login = 'user_login_name';

1	UPDATE wp_users SET user_pass = MD5( 'new_password' ) WHERE user_login = 'user_login_name';

Source: Snipplr

WordPress default CSS

.alignnone {

margin: 5px 20px 20px 0;

}

.aligncenter, div.aligncenter {

display:block;

margin: 5px auto 5px auto;

}

.alignright {

float:right;

margin: 5px 0 20px 20px;

}

.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

.aligncenter {

display: block;

margin: 5px auto 5px auto;

}

a img.alignright {

float:right;

margin: 5px 0 20px 20px;

}

a img.alignnone {

margin: 5px 20px 20px 0;

}

a img.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

a img.aligncenter {

display: block;

margin-left: auto;

margin-right: auto

}

.wp-caption {

background: #fff;

border: 1px solid #f0f0f0;

max-width: 96%; /* Image does not overflow the content area */

padding: 5px 3px 10px;

text-align: center;

}

.wp-caption.alignnone {

margin: 5px 20px 20px 0;

}

.wp-caption.alignleft {

margin: 5px 20px 20px 0;

}

.wp-caption.alignright {

margin: 5px 0 20px 20px;

}

.wp-caption img {

border: 0 none;

height: auto;

margin:0;

max-width: 98.5%;

padding:0;

width: auto;

}

.wp-caption p.wp-caption-text {

font-size:11px;

line-height:17px;

margin:0;

padding:0 4px 5px;

}

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.alignnone {

margin: 5px 20px 20px 0;

}

.aligncenter, div.aligncenter {

display:block;

margin: 5px auto 5px auto;

}

.alignright {

float:right;

margin: 5px 0 20px 20px;

}

.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

.aligncenter {

display: block;

margin: 5px auto 5px auto;

}

a img.alignright {

float:right;

margin: 5px 0 20px 20px;

}

a img.alignnone {

margin: 5px 20px 20px 0;

}

a img.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

a img.aligncenter {

display: block;

margin-left: auto;

margin-right: auto

}

.wp-caption {

background: #fff;

border: 1px solid #f0f0f0;

max-width: 96%; /* Image does not overflow the content area */

padding: 5px 3px 10px;

text-align: center;

}

.wp-caption.alignnone {

margin: 5px 20px 20px 0;

}

.wp-caption.alignleft {

margin: 5px 20px 20px 0;

}

.wp-caption.alignright {

margin: 5px 0 20px 20px;

}

.wp-caption img {

border: 0 none;

height: auto;

margin:0;

max-width: 98.5%;

padding:0;

width: auto;

}

.wp-caption p.wp-caption-text {

font-size:11px;

line-height:17px;

margin:0;

padding:0 4px 5px;

}

Source: WordPressAPI

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 -->

<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>

Source: Snipplr

WordPress Snippets – Part 3 of 5

By The Editorial Team

On March 13, 2014

In Snippets

View wp-posts in dropdown

The following snippet will allow you to view WP-Posts in dropdown

<form action="<? bloginfo('url'); ?>" method="get">

<select name="page_id" id="page_id">

<?php

global $post;

$args = array( 'numberposts' => -1);

$posts = get_posts($args);

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

<option value="<? echo $post->ID; ?>"><?php the_title(); ?></option>

<?php endforeach; ?>

</select>

<input type="submit" name="submit" value="view" />

</form>

<form action="<? bloginfo('url'); ?>" method="get">

<?php

global $post;

$args = array( 'numberposts' => -1);

$posts = get_posts($args);

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

<?php endforeach; ?>

</select>

</form>

Source: Snipplr

Prev/Next wordpress loop links

Add the following snippet to previous/next loop links

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

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

Source: WordPress Codex

Query a custom taxonomy

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

<?php

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

$args = array(

'tax_query' => array(

array(

'taxonomy' => 'TAXONOMY_NAME',

'field' => 'slug',

'terms' => 'TAXONOMY_SLUG'

)

)

);

$the_query = new WP_Query( $args );

// The Loop

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

echo '<li>';

the_title();

echo '</li>';

endwhile;

// Reset Post Data

wp_reset_postdata();

?>

<?php

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

$args = array(

'tax_query' => array(

array(

'taxonomy' => 'TAXONOMY_NAME',

'field' => 'slug',

'terms' => 'TAXONOMY_SLUG'

)

);

$the_query = new WP_Query( $args );

// The Loop

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

echo '<li>';

the_title();

echo '</li>';

endwhile;

// Reset Post Data

wp_reset_postdata();

Source: Snipplr

Customize Default Avatar

The following snippet will allow you to customize default avatar

function newgravatar ($avatar_defaults) {

$myavatar = get_bloginfo('template_directory') . '/images/tweaker.jpg';

$avatar_defaults[$myavatar] = "Tweaker";

return $avatar_defaults;

}

add_filter( 'avatar_defaults', 'newgravatar' );

function newgravatar ($avatar_defaults) {

$myavatar = get_bloginfo('template_directory') . '/images/tweaker.jpg';

$avatar_defaults[$myavatar] = "Tweaker";

return $avatar_defaults;

}

add_filter( 'avatar_defaults', 'newgravatar' );

Current theme link for WordPress theme

The following snippet will link to the current theme/template url for use in WordPress template

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

1	<?php bloginfo('template_url'); ?>

WordPress Theme Options Page

Using the snippet will creates a theme options page for your WordPress theme

<?php

/* This should be saved as theme-options.php and

* you'll need to use the following in your functions.php:

* require_once ( get_stylesheet_directory() . '/theme-options.php' );

*/

add_action( 'admin_init', 'theme_options_init' );

add_action( 'admin_menu', 'theme_options_add_page' );

/**

* Init plugin options to white list our options

*/

function theme_options_init(){

register_setting( 'sample_options', 'sample_theme_options', 'theme_options_validate' );

}

/**

* Load up the menu page

*/

function theme_options_add_page() {

add_theme_page( __( 'Theme Options', 'sampletheme' ), __( 'Theme Options', 'sampletheme' ), 'edit_theme_options', 'theme_options', 'theme_options_do_page' );

}

/**

* Create arrays for our select and radio options

*/

$select_options = array(

'0' => array(

'value' => '0',

'label' => __( 'Zero', 'sampletheme' )

),

'1' => array(

'value' => '1',

'label' => __( 'One', 'sampletheme' )

),

'2' => array(

'value' => '2',

'label' => __( 'Two', 'sampletheme' )

),

'3' => array(

'value' => '3',

'label' => __( 'Three', 'sampletheme' )

),

'4' => array(

'value' => '4',

'label' => __( 'Four', 'sampletheme' )

),

'5' => array(

'value' => '3',

'label' => __( 'Five', 'sampletheme' )

)

);

$radio_options = array(

'yes' => array(

'value' => 'yes',

'label' => __( 'Yes', 'sampletheme' )

),

'no' => array(

'value' => 'no',

'label' => __( 'No', 'sampletheme' )

),

'maybe' => array(

'value' => 'maybe',

'label' => __( 'Maybe', 'sampletheme' )

)

);

/**

* Create the options page

*/

function theme_options_do_page() {

global $select_options, $radio_options;

if ( ! isset( $_REQUEST['settings-updated'] ) )

$_REQUEST['settings-updated'] = false;

?>

<div class="wrap">

<?php screen_icon(); echo "<h2>" . get_current_theme() . __( ' Theme Options', 'sampletheme' ) . "</h2>"; ?>

<?php if ( false !== $_REQUEST['settings-updated'] ) : ?>

<div class="updated fade"><p><strong><?php _e( 'Options saved', 'sampletheme' ); ?></strong></p></div>

<?php endif; ?>

<form method="post" action="options.php">

<?php settings_fields( 'sample_options' ); ?>

<?php $options = get_option( 'sample_theme_options' ); ?>

<table class="form-table">

<?php

/**

* A sample checkbox option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'A checkbox', 'sampletheme' ); ?></th>

<td>

<input id="sample_theme_options[option1]" name="sample_theme_options[option1]" type="checkbox" value="1" <?php checked( '1', $options['option1'] ); ?> />

<label class="description" for="sample_theme_options[option1]"><?php _e( 'Sample checkbox', 'sampletheme' ); ?></label>

</td>

</tr>

<?php

/**

* A sample text input option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'Some text', 'sampletheme' ); ?></th>

<td>

<input id="sample_theme_options[sometext]" type="text" name="sample_theme_options[sometext]" value="<?php esc_attr_e( $options['sometext'] ); ?>" />

<label class="description" for="sample_theme_options[sometext]"><?php _e( 'Sample text input', 'sampletheme' ); ?></label>

</td>

</tr>

<?php

/**

* A sample select input option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'Select input', 'sampletheme' ); ?></th>

<td>

<select name="sample_theme_options[selectinput]">

<?php

$selected = $options['selectinput'];

$p = '';

$r = '';

foreach ( $select_options as $option ) {

$label = $option['label'];

if ( $selected == $option['value'] ) // Make default first in list

$p = "\n\t<option style=\"padding-right: 10px;\" selected='selected' value='" . esc_attr( $option['value'] ) . "'>$label</option>";

else

$r .= "\n\t<option style=\"padding-right: 10px;\" value='" . esc_attr( $option['value'] ) . "'>$label</option>";

}

echo $p . $r;

?>

</select>

<label class="description" for="sample_theme_options[selectinput]"><?php _e( 'Sample select input', 'sampletheme' ); ?></label>

</td>

</tr>

<?php

/**

* A sample of radio buttons

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'Radio buttons', 'sampletheme' ); ?></th>

<td>

<fieldset><legend class="screen-reader-text"><span><?php _e( 'Radio buttons', 'sampletheme' ); ?></span></legend>

<?php

if ( ! isset( $checked ) )

$checked = '';

foreach ( $radio_options as $option ) {

$radio_setting = $options['radioinput'];

if ( '' != $radio_setting ) {

if ( $options['radioinput'] == $option['value'] ) {

$checked = "checked=\"checked\"";

} else {

$checked = '';

}

}

?>

<label class="description"><input type="radio" name="sample_theme_options[radioinput]" value="<?php esc_attr_e( $option['value'] ); ?>" <?php echo $checked; ?> /> <?php echo $option['label']; ?></label><br />

<?php

}

?>

</fieldset>

</td>

</tr>

<?php

/**

* A sample textarea option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'A textbox', 'sampletheme' ); ?></th>

<td>

<textarea id="sample_theme_options[sometextarea]" cols="50" rows="10" name="sample_theme_options[sometextarea]"><?php echo esc_textarea( $options['sometextarea'] ); ?></textarea>

<label class="description" for="sample_theme_options[sometextarea]"><?php _e( 'Sample text box', 'sampletheme' ); ?></label>

</td>

</tr>

</table>

<p class="submit">

<input type="submit" value="<?php _e( 'Save Options', 'sampletheme' ); ?>" />

</p>

</form>

</div>

<?php

}

/**

* Sanitize and validate input. Accepts an array, return a sanitized array.

*/

function theme_options_validate( $input ) {

global $select_options, $radio_options;

// Our checkbox value is either 0 or 1

if ( ! isset( $input['option1'] ) )

$input['option1'] = null;

$input['option1'] = ( $input['option1'] == 1 ? 1 : 0 );

// Say our text option must be safe text with no HTML tags

$input['sometext'] = wp_filter_nohtml_kses( $input['sometext'] );

// Our select option must actually be in our array of select options

if ( ! array_key_exists( $input['selectinput'], $select_options ) )

$input['selectinput'] = null;

// Our radio option must actually be in our array of radio options

if ( ! isset( $input['radioinput'] ) )

$input['radioinput'] = null;

if ( ! array_key_exists( $input['radioinput'], $radio_options ) )

$input['radioinput'] = null;

// Say our textarea option must be safe text with the allowed tags for posts

$input['sometextarea'] = wp_filter_post_kses( $input['sometextarea'] );

return $input;

}

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<?php

/* This should be saved as theme-options.php and

* you'll need to use the following in your functions.php:

* require_once ( get_stylesheet_directory() . '/theme-options.php' );

add_action( 'admin_init', 'theme_options_init' );

add_action( 'admin_menu', 'theme_options_add_page' );

/**

* Init plugin options to white list our options

function theme_options_init(){

register_setting( 'sample_options', 'sample_theme_options', 'theme_options_validate' );

}

/**

* Load up the menu page

function theme_options_add_page() {

add_theme_page( __( 'Theme Options', 'sampletheme' ), __( 'Theme Options', 'sampletheme' ), 'edit_theme_options', 'theme_options', 'theme_options_do_page' );

}

/**

* Create arrays for our select and radio options

$select_options = array(

'0' => array(

'value' => '0',

'label' => __( 'Zero', 'sampletheme' )

'1' => array(

'value' => '1',

'label' => __( 'One', 'sampletheme' )

'2' => array(

'value' => '2',

'label' => __( 'Two', 'sampletheme' )

'3' => array(

'value' => '3',

'label' => __( 'Three', 'sampletheme' )

'4' => array(

'value' => '4',

'label' => __( 'Four', 'sampletheme' )

'5' => array(

'value' => '3',

'label' => __( 'Five', 'sampletheme' )

)

);

$radio_options = array(

'yes' => array(

'value' => 'yes',

'label' => __( 'Yes', 'sampletheme' )

'no' => array(

'value' => 'no',

'label' => __( 'No', 'sampletheme' )

'maybe' => array(

'value' => 'maybe',

'label' => __( 'Maybe', 'sampletheme' )

)

);

/**

* Create the options page

function theme_options_do_page() {

global $select_options, $radio_options;

if ( ! isset( $_REQUEST['settings-updated'] ) )

$_REQUEST['settings-updated'] = false;

<?php screen_icon(); echo "<h2>" . get_current_theme() . __( ' Theme Options', 'sampletheme' ) . "</h2>"; ?>

<?php if ( false !== $_REQUEST['settings-updated'] ) : ?>

<?php endif; ?>

<?php settings_fields( 'sample_options' ); ?>

<?php $options = get_option( 'sample_theme_options' ); ?>

<?php

/**

* A sample checkbox option

<td>

</td>

</tr>

<?php

/**

* A sample text input option

<td>

</td>

</tr>

<?php

/**

* A sample select input option

<td>

<?php

$selected = $options['selectinput'];

$p = '';

$r = '';

foreach ( $select_options as $option ) {

$label = $option['label'];

if ( $selected == $option['value'] ) // Make default first in list

$p = "\n\t<option style=\"padding-right: 10px;\" selected='selected' value='" . esc_attr( $option['value'] ) . "'>$label</option>";

else

$r .= "\n\t<option style=\"padding-right: 10px;\" value='" . esc_attr( $option['value'] ) . "'>$label</option>";

}

echo $p . $r;

</select>

</td>

</tr>

<?php

/**

* A sample of radio buttons

<td>

<?php

if ( ! isset( $checked ) )

$checked = '';

foreach ( $radio_options as $option ) {

$radio_setting = $options['radioinput'];

if ( '' != $radio_setting ) {

if ( $options['radioinput'] == $option['value'] ) {

$checked = "checked=\"checked\"";

} else {

$checked = '';

}

<?php

}

</fieldset>

</td>

</tr>

<?php

/**

* A sample textarea option

<td>

</td>

</tr>

</table>

</p>

</form>

</div>

<?php

}

/**

* Sanitize and validate input. Accepts an array, return a sanitized array.

function theme_options_validate( $input ) {

global $select_options, $radio_options;

// Our checkbox value is either 0 or 1

if ( ! isset( $input['option1'] ) )

$input['option1'] = null;

$input['option1'] = ( $input['option1'] == 1 ? 1 : 0 );

// Say our text option must be safe text with no HTML tags

$input['sometext'] = wp_filter_nohtml_kses( $input['sometext'] );

// Our select option must actually be in our array of select options

if ( ! array_key_exists( $input['selectinput'], $select_options ) )

$input['selectinput'] = null;

// Our radio option must actually be in our array of radio options

if ( ! isset( $input['radioinput'] ) )

$input['radioinput'] = null;

if ( ! array_key_exists( $input['radioinput'], $radio_options ) )

$input['radioinput'] = null;

// Say our textarea option must be safe text with the allowed tags for posts

$input['sometextarea'] = wp_filter_post_kses( $input['sometextarea'] );

return $input;

}

Source: Themeshaper

Display your latest Google+ WordPress blog

The following snippet will display your latest Google+ WordPress blog

<?php

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

$googleplus = fetch_feed("http://plusfeed.appspot.com/103329092193061943712"); // Replace 103329092193061943712 by your own ID

echo '<a href="';

echo $googleplus->items[0]['link']; echo '">';

echo $googleplus->items[0]['summary'];

echo '';

?>

<?php

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

$googleplus = fetch_feed("http://plusfeed.appspot.com/103329092193061943712"); // Replace 103329092193061943712 by your own ID

echo '<a href="';

echo $googleplus->items[0]['link']; echo '">';

echo $googleplus->items[0]['summary'];

echo '';

WordPress Snippets – Part 2 of 5

By The Editorial Team

On March 4, 2014

In Snippets

Automatically Remove Short Words From The URL

Adding the following snippet to your theme’s functions.php file will automatically remove short words (less than three characters) from your post title url.

add_filter('sanitize_title', 'remove_short_words');

function remove_short_words($slug) {

if (!is_admin()) return $slug;

$slug = explode('-', $slug);

foreach ($slug as $k => $word) {

if (strlen($word) < 3) {

unset($slug[$k]);

}

}

return implode('-', $slug);

}

add_filter('sanitize_title', 'remove_short_words');

function remove_short_words($slug) {

if (!is_admin()) return $slug;

$slug = explode('-', $slug);

foreach ($slug as $k => $word) {

if (strlen($word) < 3) {

unset($slug[$k]);

}

return implode('-', $slug);

}

Source: Kevin Chard

Conditional Tag For Blog-Related Pages

Adding the following snippet to your functions.php file will let you add conditional tag for blog-related pages.

function is_blog() {

if (is_home() || is_singular('post') || is_post_type_archive('post'))

return true;

else return false;

}

function is_blog() {

if (is_home() || is_singular('post') || is_post_type_archive('post'))

return true;

else return false;

}

Once done, you can use the function to detect if you are currently on a blog related page:

<?php

if(is_blog()) {

//the page is blog related

}

?>

<?php

if(is_blog()) {

//the page is blog related

}

Source: Nathan

Check Whether A Plugin Is Active

The following snippet will let you check whether a plugin is active or not.

<?php

include_once( ABSPATH . 'wp-admin/includes/plugin.php' );

if(is_plugin_active('plugin-directory/plugin-file.php')) {

//plugin is activated

}

?>

<?php

include_once( ABSPATH . 'wp-admin/includes/plugin.php' );

if(is_plugin_active('plugin-directory/plugin-file.php')) {

//plugin is activated

}

Source: Jean Galea

Using WordPress Shortcodes In Theme Files

The following snippet will let you use WordPress shortcodes in theme files.

<?php echo do_shortcode("[your_shortcode]"); ?>

1	<?php echo do_shortcode("[your_shortcode]"); ?>

Checking If The Current Post Is A Custom Post Type

The following snippet will let you check if the current post is a custom post type.

function is_custom_post_type() {

global $wp_query;

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

foreach ($post_types as $post_type ) {

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

return true;

} else {

return false;

}

}

}

function is_custom_post_type() {

global $wp_query;

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

foreach ($post_types as $post_type ) {

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

return true;

} else {

return false;

}

Once done, you can use the function as below:

if (is_custom_post_type()) {

//Current post is a custom post type

}

if (is_custom_post_type()) {

//Current post is a custom post type

}

Source: Jonas Ethomsen

Force Specific Pages To Be SSL Secure

Adding the following snippet to your theme’s functions.php file, you will able to force specific pages to be SSL secure.

function wps_force_ssl( $force_ssl, $post_id = 0, $url = '' ) {

if ( $post_id == 25 ) {

return true

}

return $force_ssl;

}

add_filter('force_ssl' , 'wps_force_ssl', 10, 3);

function wps_force_ssl( $force_ssl, $post_id = 0, $url = '' ) {

if ( $post_id == 25 ) {

return true

}

return $force_ssl;

}

add_filter('force_ssl' , 'wps_force_ssl', 10, 3);

Source: Kevin Chard

Check If A Post Contains Gallery

Adding the following functions.php file will let you check if a post has a gallery.

function hasgallery(){

global $post;

return (strpos($post->post_content,'[gallery') !== false);

}

function hasgallery(){

global $post;

return (strpos($post->post_content,'[gallery') !== false);

}

Source: WordPress Stackexchange

WordPress Snippets – Part 1 of 5

By The Editorial Team

On February 18, 2014

In Snippets

Redirecting To A Custom Page After Registration

The addition of the following snippet in your theme’s functions.php will let you redirect to a custom page after registration.

function __my_registration_redirect(){

return home_url( '/my-page' );

}

add_filter( 'registration_redirect', '__my_registration_redirect' );

function __my_registration_redirect(){

return home_url( '/my-page' );

}

add_filter( 'registration_redirect', '__my_registration_redirect' );

Source: TheDeadMedic

Adding Custom Text To WordPress Loging Page

The following snippet will allow you to add custom text to WordPress login page.

function wps_login_message( $message ) {

if ( empty($message) ){

return "<p class='message'>Welcome to this site. Please log in to continue</p>";

} else {

return $message;

}

}

add_filter( 'login_message', 'wps_login_message' );

function wps_login_message( $message ) {

if ( empty($message) ){

return "<p class='message'>Welcome to this site. Please log in to continue</p>";

} else {

return $message;

}

add_filter( 'login_message', 'wps_login_message' );

Source: WP Snippy

Author Bio Excerpt

Addition of the following snippet to your theme’s functions.php file will let you show an author bio excerpt.

<?php

function author_excerpt (){

$word_limit = 20; // Limit the number of words

$more_txt = 'read more about:'; // The read more text

$txt_end = '...'; // Display text end

$authorName = get_the_author();

$authorUrl = get_author_posts_url( get_the_author_meta('ID'));

$authorDescriptionShort = wp_trim_words(strip_tags(get_the_author_meta('description')), $word_limit, $txt_end.'<br /> '.$more_txt.' <a href="'.$authorUrl.'">'.$authorName.'</a>');

return $authorDescriptionShort;

}

?>

<?php

function author_excerpt (){

$word_limit = 20; // Limit the number of words

$more_txt = 'read more about:'; // The read more text

$txt_end = '...'; // Display text end

$authorName = get_the_author();

$authorUrl = get_author_posts_url( get_the_author_meta('ID'));

$authorDescriptionShort = wp_trim_words(strip_tags(get_the_author_meta('description')), $word_limit, $txt_end.'<br /> '.$more_txt.' <a href="'.$authorUrl.'">'.$authorName.'</a>');

return $authorDescriptionShort;

}

Once done, using the following snippet will like to display an author bio excerpt.

<?php if (function_exists('author_excerpt')){echo author_excerpt();} ?>

1	<?php if (function_exists('author_excerpt')){echo author_excerpt();} ?>

Source: Tim Marcher

Automatically Adding Gravatars For The Post Authors

The following snippet will automatically add gravatars for the post authors.

<?php echo get_avatar( get_the_author_email(), '80' ); ?>

1	<?php echo get_avatar( get_the_author_email(), '80' ); ?>

Source: Emoticode

Changing Author URL Base

Using the following snippet will change author url base on your WordPress website.

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;

}

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;

}

Source: Kevin Chard

Removing Widgets From WordPress Dashboard

Addition of the following snippet in your theme’s functions.php file will let you remove widgets from your 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');

//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');

Source: WP Guru

Paginating WordPress Just Like Dribbble

The following snippet will paginate your WordPress website just like dribbble.

<?php $prev = get_previous_post(); $next = get_next_post();

<div class="float--left folio">

<a href="<?php echo get_permalink($prev->ID); ?>" title="<?php echo esc_attr($prev->post_title); ?>">

<?php echo get_the_post_thumbnail($prev->ID, 'thumbnail'); ?>

</a>

</div>

<div class="float--right folio">

<a href="<?php echo get_permalink($next->ID); ?>" title="<?php echo esc_attr($next->post_title); ?>">

<?php echo get_the_post_thumbnail($next->ID, 'thumbnail'); ?>

</a>

</div>

<?php $prev = get_previous_post(); $next = get_next_post();

<a href="<?php echo get_permalink($prev->ID); ?>" title="<?php echo esc_attr($prev->post_title); ?>">

<?php echo get_the_post_thumbnail($prev->ID, 'thumbnail'); ?>

</a>

</div>

<a href="<?php echo get_permalink($next->ID); ?>" title="<?php echo esc_attr($next->post_title); ?>">

<?php echo get_the_post_thumbnail($next->ID, 'thumbnail'); ?>

</a>

</div>

Source: Elliott Richmond

Email Alert For 404s

Quite possible the time when you want to keep track of 404 page on your website. Instead of doing this manually by keeping a track via log files, the addition of following snippet will ease your job.

<?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");

Source: WP Mix

Must And Most Required WordPress Snippets (Part 3 Of 3)

By The Editorial Team

On January 31, 2014

In Snippets

Customize Default Avatar

The following snippet will allow you to customize default avatar

function newgravatar ($avatar_defaults) {

$myavatar = get_bloginfo('template_directory') . '/images/tweaker.jpg';

$avatar_defaults[$myavatar] = "Tweaker";

return $avatar_defaults;

}

add_filter( 'avatar_defaults', 'newgravatar' );

The following snippet will allow you to customize default avatar

function newgravatar ($avatar_defaults) {

$myavatar = get_bloginfo('template_directory') . '/images/tweaker.jpg';

$avatar_defaults[$myavatar] = "Tweaker";

return $avatar_defaults;

}

add_filter( 'avatar_defaults', 'newgravatar' );

Display Most Popular Posts from a Specific Category

The following snippet will display most popular posts from a specific category

<?php

$args=array(

'cat' => 3,

'orderby' => 'comment_count',

'order' => 'DESC',

'post_type' => 'post',

'post_status' => 'publish',

'posts_per_page' => 6,

'caller_get_posts'=> 1

);

$my_query = null;

$my_query = new WP_Query($args);

if( $my_query->have_posts() ) { ?>

<ul>

<?php while ($my_query->have_posts()) : $my_query->the_post(); ?>

<li><a href="<?php the_permalink() ?>" rel="bookmark" title="Permanent Link to <?php the_title_attribute(); ?>"><?php the_title(); ?></a></li>

<?php endwhile; ?>

</ul>

<?php }

wp_reset_query(); ?>

<?php

$args=array(

'cat' => 3,

'orderby' => 'comment_count',

'order' => 'DESC',

'post_type' => 'post',

'post_status' => 'publish',

'posts_per_page' => 6,

'caller_get_posts'=> 1

);

$my_query = null;

$my_query = new WP_Query($args);

if( $my_query->have_posts() ) { ?>

<ul>

<?php while ($my_query->have_posts()) : $my_query->the_post(); ?>

<li><a href="<?php the_permalink() ?>" rel="bookmark" title="Permanent Link to <?php the_title_attribute(); ?>"><?php the_title(); ?></a></li>

<?php endwhile; ?>

</ul>

<?php }

wp_reset_query(); ?>

Source: Snipplr

WordPress Theme Options Page

Using the snippet will creates a theme options page for your WordPress theme

<?php

/* This should be saved as theme-options.php and

* you'll need to use the following in your functions.php:

* require_once ( get_stylesheet_directory() . '/theme-options.php' );

*/

add_action( 'admin_init', 'theme_options_init' );

add_action( 'admin_menu', 'theme_options_add_page' );

/**

* Init plugin options to white list our options

*/

function theme_options_init(){

register_setting( 'sample_options', 'sample_theme_options', 'theme_options_validate' );

}

/**

* Load up the menu page

*/

function theme_options_add_page() {

add_theme_page( __( 'Theme Options', 'sampletheme' ), __( 'Theme Options', 'sampletheme' ), 'edit_theme_options', 'theme_options', 'theme_options_do_page' );

}

/**

* Create arrays for our select and radio options

*/

$select_options = array(

'0' => array(

'value' => '0',

'label' => __( 'Zero', 'sampletheme' )

),

'1' => array(

'value' => '1',

'label' => __( 'One', 'sampletheme' )

),

'2' => array(

'value' => '2',

'label' => __( 'Two', 'sampletheme' )

),

'3' => array(

'value' => '3',

'label' => __( 'Three', 'sampletheme' )

),

'4' => array(

'value' => '4',

'label' => __( 'Four', 'sampletheme' )

),

'5' => array(

'value' => '3',

'label' => __( 'Five', 'sampletheme' )

)

);

$radio_options = array(

'yes' => array(

'value' => 'yes',

'label' => __( 'Yes', 'sampletheme' )

),

'no' => array(

'value' => 'no',

'label' => __( 'No', 'sampletheme' )

),

'maybe' => array(

'value' => 'maybe',

'label' => __( 'Maybe', 'sampletheme' )

)

);

/**

* Create the options page

*/

function theme_options_do_page() {

global $select_options, $radio_options;

if ( ! isset( $_REQUEST['settings-updated'] ) )

$_REQUEST['settings-updated'] = false;

?>

<div class="wrap">

<?php screen_icon(); echo "<h2>" . get_current_theme() . __( ' Theme Options', 'sampletheme' ) . "</h2>"; ?>

<?php if ( false !== $_REQUEST['settings-updated'] ) : ?>

<div class="updated fade"><p><strong><?php _e( 'Options saved', 'sampletheme' ); ?></strong></p></div>

<?php endif; ?>

<form method="post" action="options.php">

<?php settings_fields( 'sample_options' ); ?>

<?php $options = get_option( 'sample_theme_options' ); ?>

<table class="form-table">

<?php

/**

* A sample checkbox option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'A checkbox', 'sampletheme' ); ?></th>

<td>

<input id="sample_theme_options[option1]" name="sample_theme_options[option1]" type="checkbox" value="1" <?php checked( '1', $options['option1'] ); ?> />

<label class="description" for="sample_theme_options[option1]"><?php _e( 'Sample checkbox', 'sampletheme' ); ?></label>

</td>

</tr>

<?php

/**

* A sample text input option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'Some text', 'sampletheme' ); ?></th>

<td>

<input id="sample_theme_options[sometext]" type="text" name="sample_theme_options[sometext]" value="<?php esc_attr_e( $options['sometext'] ); ?>" />

<label class="description" for="sample_theme_options[sometext]"><?php _e( 'Sample text input', 'sampletheme' ); ?></label>

</td>

</tr>

<?php

/**

* A sample select input option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'Select input', 'sampletheme' ); ?></th>

<td>

<select name="sample_theme_options[selectinput]">

<?php

$selected = $options['selectinput'];

$p = '';

$r = '';

foreach ( $select_options as $option ) {

$label = $option['label'];

if ( $selected == $option['value'] ) // Make default first in list

$p = "\n\t<option style=\"padding-right: 10px;\" selected='selected' value='" . esc_attr( $option['value'] ) . "'>$label</option>";

else

$r .= "\n\t<option style=\"padding-right: 10px;\" value='" . esc_attr( $option['value'] ) . "'>$label</option>";

}

echo $p . $r;

?>

</select>

<label class="description" for="sample_theme_options[selectinput]"><?php _e( 'Sample select input', 'sampletheme' ); ?></label>

</td>

</tr>

<?php

/**

* A sample of radio buttons

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'Radio buttons', 'sampletheme' ); ?></th>

<td>

<fieldset><legend class="screen-reader-text"><span><?php _e( 'Radio buttons', 'sampletheme' ); ?></span></legend>

<?php

if ( ! isset( $checked ) )

$checked = '';

foreach ( $radio_options as $option ) {

$radio_setting = $options['radioinput'];

if ( '' != $radio_setting ) {

if ( $options['radioinput'] == $option['value'] ) {

$checked = "checked=\"checked\"";

} else {

$checked = '';

}

}

?>

<label class="description"><input type="radio" name="sample_theme_options[radioinput]" value="<?php esc_attr_e( $option['value'] ); ?>" <?php echo $checked; ?> /> <?php echo $option['label']; ?></label><br />

<?php

}

?>

</fieldset>

</td>

</tr>

<?php

/**

* A sample textarea option

*/

?>

<tr valign="top"><th scope="row"><?php _e( 'A textbox', 'sampletheme' ); ?></th>

<td>

<textarea id="sample_theme_options[sometextarea]" cols="50" rows="10" name="sample_theme_options[sometextarea]"><?php echo esc_textarea( $options['sometextarea'] ); ?></textarea>

<label class="description" for="sample_theme_options[sometextarea]"><?php _e( 'Sample text box', 'sampletheme' ); ?></label>

</td>

</tr>

</table>

<p class="submit">

<input type="submit" value="<?php _e( 'Save Options', 'sampletheme' ); ?>" />

</p>

</form>

</div>

<?php

}

/**

* Sanitize and validate input. Accepts an array, return a sanitized array.

*/

function theme_options_validate( $input ) {

global $select_options, $radio_options;

// Our checkbox value is either 0 or 1

if ( ! isset( $input['option1'] ) )

$input['option1'] = null;

$input['option1'] = ( $input['option1'] == 1 ? 1 : 0 );

// Say our text option must be safe text with no HTML tags

$input['sometext'] = wp_filter_nohtml_kses( $input['sometext'] );

// Our select option must actually be in our array of select options

if ( ! array_key_exists( $input['selectinput'], $select_options ) )

$input['selectinput'] = null;

// Our radio option must actually be in our array of radio options

if ( ! isset( $input['radioinput'] ) )

$input['radioinput'] = null;

if ( ! array_key_exists( $input['radioinput'], $radio_options ) )

$input['radioinput'] = null;

// Say our textarea option must be safe text with the allowed tags for posts

$input['sometextarea'] = wp_filter_post_kses( $input['sometextarea'] );

return $input;

}

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<?php

/* This should be saved as theme-options.php and

* you'll need to use the following in your functions.php:

* require_once ( get_stylesheet_directory() . '/theme-options.php' );

add_action( 'admin_init', 'theme_options_init' );

add_action( 'admin_menu', 'theme_options_add_page' );

/**

* Init plugin options to white list our options

function theme_options_init(){

register_setting( 'sample_options', 'sample_theme_options', 'theme_options_validate' );

}

/**

* Load up the menu page

function theme_options_add_page() {

add_theme_page( __( 'Theme Options', 'sampletheme' ), __( 'Theme Options', 'sampletheme' ), 'edit_theme_options', 'theme_options', 'theme_options_do_page' );

}

/**

* Create arrays for our select and radio options

$select_options = array(

'0' => array(

'value' => '0',

'label' => __( 'Zero', 'sampletheme' )

'1' => array(

'value' => '1',

'label' => __( 'One', 'sampletheme' )

'2' => array(

'value' => '2',

'label' => __( 'Two', 'sampletheme' )

'3' => array(

'value' => '3',

'label' => __( 'Three', 'sampletheme' )

'4' => array(

'value' => '4',

'label' => __( 'Four', 'sampletheme' )

'5' => array(

'value' => '3',

'label' => __( 'Five', 'sampletheme' )

)

);

$radio_options = array(

'yes' => array(

'value' => 'yes',

'label' => __( 'Yes', 'sampletheme' )

'no' => array(

'value' => 'no',

'label' => __( 'No', 'sampletheme' )

'maybe' => array(

'value' => 'maybe',

'label' => __( 'Maybe', 'sampletheme' )

)

);

/**

* Create the options page

function theme_options_do_page() {

global $select_options, $radio_options;

if ( ! isset( $_REQUEST['settings-updated'] ) )

$_REQUEST['settings-updated'] = false;

<?php screen_icon(); echo "<h2>" . get_current_theme() . __( ' Theme Options', 'sampletheme' ) . "</h2>"; ?>

<?php if ( false !== $_REQUEST['settings-updated'] ) : ?>

<?php endif; ?>

<?php settings_fields( 'sample_options' ); ?>

<?php $options = get_option( 'sample_theme_options' ); ?>

<?php

/**

* A sample checkbox option

<td>

</td>

</tr>

<?php

/**

* A sample text input option

<td>

</td>

</tr>

<?php

/**

* A sample select input option

<td>

<?php

$selected = $options['selectinput'];

$p = '';

$r = '';

foreach ( $select_options as $option ) {

$label = $option['label'];

if ( $selected == $option['value'] ) // Make default first in list

$p = "\n\t<option style=\"padding-right: 10px;\" selected='selected' value='" . esc_attr( $option['value'] ) . "'>$label</option>";

else

$r .= "\n\t<option style=\"padding-right: 10px;\" value='" . esc_attr( $option['value'] ) . "'>$label</option>";

}

echo $p . $r;

</select>

</td>

</tr>

<?php

/**

* A sample of radio buttons

<td>

<?php

if ( ! isset( $checked ) )

$checked = '';

foreach ( $radio_options as $option ) {

$radio_setting = $options['radioinput'];

if ( '' != $radio_setting ) {

if ( $options['radioinput'] == $option['value'] ) {

$checked = "checked=\"checked\"";

} else {

$checked = '';

}

<?php

}

</fieldset>

</td>

</tr>

<?php

/**

* A sample textarea option

<td>

</td>

</tr>

</table>

</p>

</form>

</div>

<?php

}

/**

* Sanitize and validate input. Accepts an array, return a sanitized array.

function theme_options_validate( $input ) {

global $select_options, $radio_options;

// Our checkbox value is either 0 or 1

if ( ! isset( $input['option1'] ) )

$input['option1'] = null;

$input['option1'] = ( $input['option1'] == 1 ? 1 : 0 );

// Say our text option must be safe text with no HTML tags

$input['sometext'] = wp_filter_nohtml_kses( $input['sometext'] );

// Our select option must actually be in our array of select options

if ( ! array_key_exists( $input['selectinput'], $select_options ) )

$input['selectinput'] = null;

// Our radio option must actually be in our array of radio options

if ( ! isset( $input['radioinput'] ) )

$input['radioinput'] = null;

if ( ! array_key_exists( $input['radioinput'], $radio_options ) )

$input['radioinput'] = null;

// Say our textarea option must be safe text with the allowed tags for posts

$input['sometextarea'] = wp_filter_post_kses( $input['sometextarea'] );

return $input;

}

Source: Themeshaper

Display the number of comments by author

The following snippet will display the number of comments by author

function author_comment_count(){

$oneText = '1';

$moreText = '%';

global $wpdb;

$result = $wpdb->get_var('

SELECT

COUNT(comment_ID)

FROM

'.$wpdb->comments.'

WHERE

comment_author_email = "'.get_comment_author_email().'"'

);

if($result == 1):

echo str_replace('%', $result, $oneText);

elseif($result > 1):

echo str_replace('%', $result, $moreText);

endif;

}

function author_comment_count(){

$oneText = '1';

$moreText = '%';

global $wpdb;

$result = $wpdb->get_var('

SELECT

COUNT(comment_ID)

FROM

'.$wpdb->comments.'

WHERE

comment_author_email = "'.get_comment_author_email().'"'

);

if($result == 1):

echo str_replace('%', $result, $oneText);

elseif($result > 1):

echo str_replace('%', $result, $moreText);

endif;

}

Source: Snipplr

Display your latest Google+ WordPress blog

The following snippet will display your latest Google+ WordPress blog

<?php

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

$googleplus = fetch_feed("http://plusfeed.appspot.com/103329092193061943712"); // Replace 103329092193061943712 by your own ID

echo '<a href="';

echo $googleplus->items[0]['link']; echo '">';

echo $googleplus->items[0]['summary'];

echo '';

?>

<?php

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

$googleplus = fetch_feed("http://plusfeed.appspot.com/103329092193061943712"); // Replace 103329092193061943712 by your own ID

echo '<a href="';

echo $googleplus->items[0]['link']; echo '">';

echo $googleplus->items[0]['summary'];

echo '';

Get Posts By Term and Sort Them

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

<?php

$args = array(

'numberposts' => -1,

'orderby' => 'title',

'order' => 'ASC'

);

$posts = array();

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

$terms = array();

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

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

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

}

$posts[] = (object) $post;

endforeach;

/**

* Sort array of objects by field.

*

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

* @param string $on Name of field.

* @param string $order (ASC|DESC)

**/

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

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

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

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

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

}

/*

Use `strcmp` for case-sensitive string comparing.

Use `strcasecmp` for case-insensitive string comparing.

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

*/

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

foreach( $posts as $post ) {

echo $post->taxonomy1;

}

?>

<?php

$args = array(

'numberposts' => -1,

'orderby' => 'title',

'order' => 'ASC'

);

$posts = array();

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

$terms = array();

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

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

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

}

$posts[] = (object) $post;

endforeach;

/**

* Sort array of objects by field.

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

* @param string $on Name of field.

* @param string $order (ASC|DESC)

**/

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

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

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

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

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

}

Use `strcmp` for case-sensitive string comparing.

Use `strcasecmp` for case-insensitive string comparing.

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

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

foreach( $posts as $post ) {

echo $post->taxonomy1;

}

Source: Snipplr

Add your own Logo to WordPress Dashboard

Adding the following snippet to your theme’s function.php file will let you add your own logo to WordPress dashboard

add_action('admin_head', 'my_custom_logo');

function my_custom_logo() {

echo '

<style type="text/css">

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

</style>

';

}

add_action('admin_head', 'my_custom_logo');

function my_custom_logo() {

echo '

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

</style>

}

Cached Twitter Follower Count

The following snippet will cached Twitter follower count

function get_follower_Count(){

$count = get_transient('follower_count');

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

$count = 0;

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

if (!is_wp_error($data)) {

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

$count = $value['followers_count'];

}

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

return $count;

}

function get_follower_Count(){

$count = get_transient('follower_count');

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

$count = 0;

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

if (!is_wp_error($data)) {

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

$count = $value['followers_count'];

}

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

return $count;

}

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

<?

get_follower_count();

?>

get_follower_count();

Source: Snipplr

Photo Credit: Flickr/Travis Swicegood

Must And Most Required WordPress Snippets (Part 2 Of 3)

By The Editorial Team

On January 13, 2014

In Snippets

Custom login

function custom_login() {

echo '<link rel="stylesheet" type="text/css" href="'.get_bloginfo('template_directory').'/resources/css/login.css" />';

}

add_action('login_head', 'custom_login');

function custom_login() {

echo '<link rel="stylesheet" type="text/css" href="'.get_bloginfo('template_directory').'/resources/css/login.css" />';

}

add_action('login_head', 'custom_login');

Source: Snipplr

Add featured image thumbnail to admin columns

The following snippet will add featured image thumbnail to admin columns

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

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

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

// Add the column

function tcb_add_post_thumbnail_column($cols){

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

return $cols;

}

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

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

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

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

function tcb_display_post_thumbnail_column($col, $id){

switch($col){

case 'tcb_post_thumb':

if( function_exists('the_post_thumbnail') )

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

else

echo 'Not supported in theme';

break;

}

}

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

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

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

// Add the column

function tcb_add_post_thumbnail_column($cols){

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

return $cols;

}

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

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

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

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

function tcb_display_post_thumbnail_column($col, $id){

switch($col){

case 'tcb_post_thumb':

if( function_exists('the_post_thumbnail') )

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

else

echo 'Not supported in theme';

break;

}

Source: TCBarrett.com

View wp-posts in dropdown

The following snippet will allow you to view WP-Posts in dropdown

<form action="<? bloginfo('url'); ?>" method="get">

<select name="page_id" id="page_id">

<?php

global $post;

$args = array( 'numberposts' => -1);

$posts = get_posts($args);

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

<option value="<? echo $post->ID; ?>"><?php the_title(); ?></option>

<?php endforeach; ?>

</select>

<input type="submit" name="submit" value="view" />

</form>

<form action="<? bloginfo('url'); ?>" method="get">

<?php

global $post;

$args = array( 'numberposts' => -1);

$posts = get_posts($args);

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

<?php endforeach; ?>

</select>

</form>

Source: Snipplr

Move and rename “Featured Image” box

The following code will move and rename “Featured Image” box

function customposttype_image_box() {

remove_meta_box('postimagediv', 'home-page-banners', 'side');

remove_meta_box('postimagediv', 'page', 'side');

add_meta_box('postimagediv', __('Banner Image - The image that appears at the top of the page, size should be 760 x 155 pixels'), 'post_thumbnail_meta_box', 'page', 'normal', 'high');

add_meta_box('postimagediv', __('Banner Image - 760 x 390 pixels - Bigger images will be cropped automatically.'), 'post_thumbnail_meta_box', 'home-page-banners', 'normal', 'high');

}

add_action('do_meta_boxes', 'customposttype_image_box');

function customposttype_image_box() {

remove_meta_box('postimagediv', 'home-page-banners', 'side');

remove_meta_box('postimagediv', 'page', 'side');

add_meta_box('postimagediv', __('Banner Image - The image that appears at the top of the page, size should be 760 x 155 pixels'), 'post_thumbnail_meta_box', 'page', 'normal', 'high');

add_meta_box('postimagediv', __('Banner Image - 760 x 390 pixels - Bigger images will be cropped automatically.'), 'post_thumbnail_meta_box', 'home-page-banners', 'normal', 'high');

}

add_action('do_meta_boxes', 'customposttype_image_box');

Source: WordPress.org

Limit Search Results to Specific Post Types

The following snippet will limit search results to specific post types

function SearchFilter($query) {

if ($query->is_search) {

$query->set('post_type',array('post','page'));

}

return $query;

}

add_filter('pre_get_posts','SearchFilter');

function SearchFilter($query) {

if ($query->is_search) {

$query->set('post_type',array('post','page'));

}

return $query;

}

add_filter('pre_get_posts','SearchFilter');

Source: Snipplr

Current theme link for WordPress theme

The following snippet will link to the current theme/template url for use in WordPress template

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

1	<?php bloginfo('template_url'); ?>

How to Easily Disable Theme Changing

The following snippet will easily disable theme changing

add_action('admin_init', 'slt_lock_theme');

function slt_lock_theme() {

global $submenu, $userdata;

get_currentuserinfo();

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

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

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

}

}

add_action('admin_init', 'slt_lock_theme');

function slt_lock_theme() {

global $submenu, $userdata;

get_currentuserinfo();

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

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

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

}

Share wp-articles on Twitter

The following snippet will share wp-articles on Twitter

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

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

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

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

Photo Credit: Flickr/hackNY.org

15 Amazingly Awesome And Most Required WordPress Snippets

By The Editorial Team

On January 2, 2014

In Snippets

Get all WordPress post meta

The following snippet will let all of a WordPress post meta data in an array without specifying a key.

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;

}

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;

}

Source: Snipplr

Custom excerpt length

The following snippet will allow you to set custom except length

// Custom excerpt length

function custom_excerpt_length( $length ) {

return 50;

}

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

// Custom excerpt length

function custom_excerpt_length( $length ) {

return 50;

}

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

Source: Snipplr

Change role access to Menus and Widgets

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

<?php

// get the the role object

$role_object = get_role('editor');

// add $cap capability to this role object

$role_object->add_cap('edit_theme_options');

?>

<?php

// get the the role object

$role_object = get_role('editor');

// add $cap capability to this role object

$role_object->add_cap('edit_theme_options');

Source: WP-Snippet

WordPress, page hook

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

<?php

$url = $_SERVER['REQUEST_URI'];

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

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

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

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

}

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

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

}

else {

//Nothing here aka error

}

?>

<?php

$url = $_SERVER['REQUEST_URI'];

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

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

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

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

}

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

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

}

else {

//Nothing here aka error

}

Source: Novastream

List current post taxonomies and terms

The following snippet will let you list 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>";

}?>

//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>";

}?>

Source: Snipplr

Change user password in mySQL

The following snippet will let you change user password in mySQL

UPDATE wp_users SET user_pass = MD5( 'new_password' ) WHERE user_login = 'user_login_name';

1	UPDATE wp_users SET user_pass = MD5( 'new_password' ) WHERE user_login = 'user_login_name';

Source: Snipplr

WordPress breadcrumbs based on wp_nav_menu

class bi_BreadCrumbWalker extends Walker{

var $tree_type = array( 'post_type', 'taxonomy', 'custom' );

/**

* @see Walker::$db_fields

* @var array

*/

var $db_fields = array( 'parent' => 'menu_item_parent', 'id' => 'db_id' );

/**

* delimiter for crumbs

* @var string

*/

var $delimiter = ' > ';

/**

* @see Walker::start_el()

*

* @param string $output Passed by reference. Used to append additional content.

* @param object $item Menu item data object.

* @param int $depth Depth of menu item.

* @param int $current_page Menu item ID.

* @param object $args

*/

function start_el(&$output, $item, $depth, $args) {

//Check if menu item is an ancestor of the current page

$classes = empty( $item->classes ) ? array() : (array) $item->classes;

$current_identifiers = array( 'current-menu-item', 'current-menu-parent', 'current-menu-ancestor' );

$ancestor_of_current = array_intersect( $current_identifiers, $classes );

if( $ancestor_of_current ){

$title = apply_filters( 'the_title', $item->title, $item->ID );

//Preceed with delimter for all but the first item.

if( 0 != $depth )

$output .= $this->delimiter;

//Link tag attributes

$attributes = ! empty( $item->attr_title ) ? ' title="' . esc_attr( $item->attr_title ) .'"' : '';

$attributes .= ! empty( $item->target ) ? ' target="' . esc_attr( $item->target ) .'"' : '';

$attributes .= ! empty( $item->xfn ) ? ' rel="' . esc_attr( $item->xfn ) .'"' : '';

$attributes .= ! empty( $item->url ) ? ' href="' . esc_attr( $item->url ) .'"' : '';

//Add to the HTML output

//$output .= '<a'. $attributes .'>'.$title.'</a>';

// added by me to remove the link on the current page item

if ( in_array("current-menu-item", $classes) ) {

$output .= '<span>'.$title.'</span>';

} else {

$output .= '<a'. $attributes .'>'.$title.'</a>';

}

}

}

}

class bi_BreadCrumbWalker extends Walker{

var $tree_type = array( 'post_type', 'taxonomy', 'custom' );

/**

* @see Walker::$db_fields

* @var array

var $db_fields = array( 'parent' => 'menu_item_parent', 'id' => 'db_id' );

/**

* delimiter for crumbs

* @var string

var $delimiter = ' > ';

/**

* @see Walker::start_el()

* @param string $output Passed by reference. Used to append additional content.

* @param object $item Menu item data object.

* @param int $depth Depth of menu item.

* @param int $current_page Menu item ID.

* @param object $args

function start_el(&$output, $item, $depth, $args) {

//Check if menu item is an ancestor of the current page

$classes = empty( $item->classes ) ? array() : (array) $item->classes;

$current_identifiers = array( 'current-menu-item', 'current-menu-parent', 'current-menu-ancestor' );

$ancestor_of_current = array_intersect( $current_identifiers, $classes );

if( $ancestor_of_current ){

$title = apply_filters( 'the_title', $item->title, $item->ID );

//Preceed with delimter for all but the first item.

if( 0 != $depth )

$output .= $this->delimiter;

//Link tag attributes

$attributes = ! empty( $item->attr_title ) ? ' title="' . esc_attr( $item->attr_title ) .'"' : '';

$attributes .= ! empty( $item->target ) ? ' target="' . esc_attr( $item->target ) .'"' : '';

$attributes .= ! empty( $item->xfn ) ? ' rel="' . esc_attr( $item->xfn ) .'"' : '';

$attributes .= ! empty( $item->url ) ? ' href="' . esc_attr( $item->url ) .'"' : '';

//Add to the HTML output

//$output .= '<a'. $attributes .'>'.$title.'</a>';

// added by me to remove the link on the current page item

if ( in_array("current-menu-item", $classes) ) {

$output .= '<span>'.$title.'</span>';

} else {

$output .= '<a'. $attributes .'>'.$title.'</a>';

}

Source: Stackxchange

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 -->

<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 ) : ?>

<?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>

Source: Snipplr

get page or parent page id

The following snippet will let you get page or parent page id

#### Submeny, användare WordPress wp_nav_menu Filter

function get_page_or_parent_page_id(){

global $post;

if($post->post_parent)

return $post->post_parent;

else

return $post->ID;

}

function has_subpages(){

return strlen(wp_list_pages(array("child_of"=>get_page_or_parent_page_id(), "echo" => false))) > 0;

}

#### Submeny, användare WordPress wp_nav_menu Filter

function get_page_or_parent_page_id(){

global $post;

if($post->post_parent)

return $post->post_parent;

else

return $post->ID;

}

function has_subpages(){

return strlen(wp_list_pages(array("child_of"=>get_page_or_parent_page_id(), "echo" => false))) > 0;

}

Source: Snipplr

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

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

<?php

include('wp-load.php');

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

$terms = get_cross_referenced_terms(array(

'post_type' => 'product',

'related_taxonomy' => 'brand',

'term_id' => $nike->term_id,

));

foreach($terms as $term) {

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

}

function get_cross_referenced_terms($args) {

global $wpdb;

$args = wp_parse_args($args,array(

'post_type' => 'post',

'taxonomy' => 'category',

'related_taxonomy' => 'post_tag',

'term_id' => 0,

));

extract($args);

$sql = <<<SQL

SELECT DISTINCT

{$wpdb->terms}.*,

COUNT(*) AS post_count

FROM

{$wpdb->terms}

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

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

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

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

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

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

WHERE 1=1

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

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

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

AND related_term_taxonomy.taxonomy='%s'

AND related_terms.term_id=%d

GROUP BY

{$wpdb->terms}.term_id

SQL;

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

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

return $terms;

}

<?php

include('wp-load.php');

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

$terms = get_cross_referenced_terms(array(

'post_type' => 'product',

'related_taxonomy' => 'brand',

'term_id' => $nike->term_id,

));

foreach($terms as $term) {

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

}

function get_cross_referenced_terms($args) {

global $wpdb;

$args = wp_parse_args($args,array(

'post_type' => 'post',

'taxonomy' => 'category',

'related_taxonomy' => 'post_tag',

'term_id' => 0,

));

extract($args);

$sql = <<<SQL

SELECT DISTINCT

{$wpdb->terms}.*,

COUNT(*) AS post_count

FROM

{$wpdb->terms}

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

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

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

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

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

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

WHERE 1=1

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

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

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

AND related_term_taxonomy.taxonomy='%s'

AND related_terms.term_id=%d

GROUP BY

{$wpdb->terms}.term_id

SQL;

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

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

return $terms;

}

Source: Stackxchange

WordPress AJAX loop template

<?php

// Our include

define('WP_USE_THEMES', false);

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

// Our variables

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

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

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

$count = 0;

global $query_string;

$args = wp_parse_args($query_string);

if($catSlug=='all'){

$args = array(

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}else{

$args = array(

'category_name' => $catSlug,

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}

?>

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

<?php

$totalposts = $wp_query->post_count;

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

$count++;

?>

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

<header class="article-header">

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

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

<?php

$postid = get_the_ID();

?>

<p class="byline vcard">

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

</p>

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

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

<?php the_content(); ?>

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

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

<?php

endwhile;

wp_reset_query();

?>

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<?php

// Our include

define('WP_USE_THEMES', false);

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

// Our variables

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

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

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

$count = 0;

global $query_string;

$args = wp_parse_args($query_string);

if($catSlug=='all'){

$args = array(

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}else{

$args = array(

'category_name' => $catSlug,

'post_type' => 'post',

'paged' => $page,

'posts_per_page' => $numPosts,

'post_status' => 'publish',

);

}

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

<?php

$totalposts = $wp_query->post_count;

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

$count++;

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

<?php

$postid = get_the_ID();

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

</p>

</header>

<?php the_content(); ?>

</section>

</article>

<?php

endwhile;

wp_reset_query();

Source: Snipplr

Increase server memory limit in wp-config php file

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

/**

* Increase memory limit

*/

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

/**

* Increase memory limit

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

Source: Snipplr

WordPress AJAX jQuery script

// ajaxLoop.js

jQuery(function($){

function reQuery(){

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

var page = 1;

var loading = true;

var $window = $(window);

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

var load_posts = function(){

$.ajax({

type : 'GET',

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

dataType : 'html',

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

beforeSend : function(){

if(page != 1){

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

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

</div>');

}

},

success : function(data){

$data = $(data);

if($data.length){

$data.hide();

$content.html($data);

$data.fadeIn(500, function(){

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

loading = false;

});

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

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

} else {

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

}

},

error : function(jqXHR, textStatus, errorThrown) {

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

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

}

});

}

$window.scroll(function() {

var content_offset = $content.offset();

//console.log(content_offset.top);

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

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

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

loading = true;

page++;

load_posts();

}

});

load_posts();

}

});

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// ajaxLoop.js

jQuery(function($){

function reQuery(){

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

var page = 1;

var loading = true;

var $window = $(window);

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

var load_posts = function(){

$.ajax({

type : 'GET',

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

dataType : 'html',

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

beforeSend : function(){

if(page != 1){

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

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

</div>');

}

success : function(data){

$data = $(data);

if($data.length){

$data.hide();

$content.html($data);

$data.fadeIn(500, function(){

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

loading = false;

});

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

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

} else {

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

}

error : function(jqXHR, textStatus, errorThrown) {

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

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

}

});

}

$window.scroll(function() {

var content_offset = $content.offset();

//console.log(content_offset.top);

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

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

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

loading = true;

page++;

load_posts();

}

});

load_posts();

}

});

Source: Snipplr

Check if current post type is a custom post type

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

function is_custom_post_type() {

global $wp_query;

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

foreach ($post_types as $post_type ) {

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

return true;

} else {

return false;

}

}

}

function is_custom_post_type() {

global $wp_query;

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

foreach ($post_types as $post_type ) {

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

return true;

} else {

return false;

}

Source: Snipplr

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

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

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

add_filter('wp_list_categories', 'cat_count_span');

function cat_count_span($links) {

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

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

return $links;

}

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

add_filter('get_archives_link', 'archive_count_span');

function archive_count_span($links) {

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

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

return $links;

}?>

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

add_filter('wp_list_categories', 'cat_count_span');

function cat_count_span($links) {

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

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

return $links;

}

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

add_filter('get_archives_link', 'archive_count_span');

function archive_count_span($links) {

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

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

return $links;

}?>

Source: Github

Photo Credit: Flickr/hackNY.org

Must And Most Required WordPress Snippets (Part 1 Of 3)

By The Editorial Team

On December 10, 2013

In Snippets

get Custom post page name

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

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

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

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

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

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

Source: Snipplr

Automatically Notify Your Members on New Posts

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

function email_members($post_ID) {

//global $wpdb;

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

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

$usersarray = $wp_user_search->get_results();

$arrUsers = array ();

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

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

} // for

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

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

return $post_ID;

}

add_action('publish_post', 'email_members');

function email_members($post_ID) {

//global $wpdb;

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

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

$usersarray = $wp_user_search->get_results();

$arrUsers = array ();

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

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

} // for

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

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

return $post_ID;

}

add_action('publish_post', 'email_members');

Alert Shortcodes

The following snippet will alert shortcodes

// Alert Shortcodes

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

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

}

add_shortcode('alert_green', 'alert_green');

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

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

}

add_shortcode('alert_blue', 'alert_blue');

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

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

}

add_shortcode('alert_yellow', 'alert_yellow');

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

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

}

add_shortcode('alert_red', 'alert_red');

/* Alert Shortcodes */

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

.alert-green {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#573;

border:1px solid #bbdd99;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_blue {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#467;

border:1px solid #bde;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_yellow {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#664;

border:1px solid #ddc;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_red {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#744;

border:1px solid #daa;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

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// Alert Shortcodes

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

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

}

add_shortcode('alert_green', 'alert_green');

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

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

}

add_shortcode('alert_blue', 'alert_blue');

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

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

}

add_shortcode('alert_yellow', 'alert_yellow');

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

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

}

add_shortcode('alert_red', 'alert_red');

/* Alert Shortcodes */

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

.alert-green {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#573;

border:1px solid #bbdd99;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_blue {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#467;

border:1px solid #bde;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_yellow {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#664;

border:1px solid #ddc;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

.alert_red {

-moz-border-radius:3px;

-webkit-border-radius:3px;

border-radius:3px;

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

color:#744;

border:1px solid #daa;

padding:10px 10px 10px 40px;

margin:10px 0 20px 0;

}

Source: Snipplr

Stop directory index browsing

The following snippet will stop directory index browsing

Options All -Indexes

1	Options All -Indexes

Source: Ubuntuguide

WordPress default CSS

.alignnone {

margin: 5px 20px 20px 0;

}

.aligncenter, div.aligncenter {

display:block;

margin: 5px auto 5px auto;

}

.alignright {

float:right;

margin: 5px 0 20px 20px;

}

.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

.aligncenter {

display: block;

margin: 5px auto 5px auto;

}

a img.alignright {

float:right;

margin: 5px 0 20px 20px;

}

a img.alignnone {

margin: 5px 20px 20px 0;

}

a img.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

a img.aligncenter {

display: block;

margin-left: auto;

margin-right: auto

}

.wp-caption {

background: #fff;

border: 1px solid #f0f0f0;

max-width: 96%; /* Image does not overflow the content area */

padding: 5px 3px 10px;

text-align: center;

}

.wp-caption.alignnone {

margin: 5px 20px 20px 0;

}

.wp-caption.alignleft {

margin: 5px 20px 20px 0;

}

.wp-caption.alignright {

margin: 5px 0 20px 20px;

}

.wp-caption img {

border: 0 none;

height: auto;

margin:0;

max-width: 98.5%;

padding:0;

width: auto;

}

.wp-caption p.wp-caption-text {

font-size:11px;

line-height:17px;

margin:0;

padding:0 4px 5px;

}

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.alignnone {

margin: 5px 20px 20px 0;

}

.aligncenter, div.aligncenter {

display:block;

margin: 5px auto 5px auto;

}

.alignright {

float:right;

margin: 5px 0 20px 20px;

}

.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

.aligncenter {

display: block;

margin: 5px auto 5px auto;

}

a img.alignright {

float:right;

margin: 5px 0 20px 20px;

}

a img.alignnone {

margin: 5px 20px 20px 0;

}

a img.alignleft {

float:left;

margin: 5px 20px 20px 0;

}

a img.aligncenter {

display: block;

margin-left: auto;

margin-right: auto

}

.wp-caption {

background: #fff;

border: 1px solid #f0f0f0;

max-width: 96%; /* Image does not overflow the content area */

padding: 5px 3px 10px;

text-align: center;

}

.wp-caption.alignnone {

margin: 5px 20px 20px 0;

}

.wp-caption.alignleft {

margin: 5px 20px 20px 0;

}

.wp-caption.alignright {

margin: 5px 0 20px 20px;

}

.wp-caption img {

border: 0 none;

height: auto;

margin:0;

max-width: 98.5%;

padding:0;

width: auto;

}

.wp-caption p.wp-caption-text {

font-size:11px;

line-height:17px;

margin:0;

padding:0 4px 5px;

}

Source: WordPressAPI

Anti-Word Alert

The following snippet will alert on anti-words

add_action( 'admin_notices', 'custom_admin_notice' );

function custom_admin_notice(){

global $current_screen;

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

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

}

add_action( 'admin_notices', 'custom_admin_notice' );

function custom_admin_notice(){

global $current_screen;

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

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

}

Add Custom Menu Support

The following snippet will add custom menu support

add_action('init', 'register_custom_menu'); 

function register_custom_menu() {

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

}

add_action('init', 'register_custom_menu');

function register_custom_menu() {

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

}

Source: ThinkVitamin

Get Image Path Relevant To Theme

The following snippet will get image path relevant to theme

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

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

Source: BrightCherry.co.uk

Gravatar Image as Favicon

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

function GravatarAsFavicon() {

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

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

}

function GravatarAsFavicon() {

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

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

}

Source: Forrst

Photo Credit: Flickr/hackNY.org

Great WordPress Snippets Collection

By The Editorial Team

On November 20, 2013

In Snippets, Tutorials

Change WordPress “from” email header

Adding the following shortcode will let you use your real name or username instead of by default set WordPress email address which looks like as WordPress@yoursitename.com.

function res_fromemail($email) {

    $wpfrom = get_option('admin_email');

    return $wpfrom;

}

function res_fromname($email){

    $wpfrom = get_option('blogname');

    return $wpfrom;

}

add_filter('wp_mail_from', 'res_fromemail');

add_filter('wp_mail_from_name', 'res_fromname');

function res_fromemail($email) {

$wpfrom = get_option('admin_email');

return $wpfrom;

}

function res_fromname($email){

$wpfrom = get_option('blogname');

return $wpfrom;

}

add_filter('wp_mail_from', 'res_fromemail');

add_filter('wp_mail_from_name', 'res_fromname');

Source: KeenTricks

Redirecting your homepage to the first post

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

<?php

/*

home.php (Blog Home Page):

Redirect To First Post

*/

if (have_posts()) {

    while (have_posts()) {

        the_post();

        wp_redirect(get_permalink());

    }

}

?>

<?php

home.php (Blog Home Page):

Redirect To First Post

if (have_posts()) {

while (have_posts()) {

the_post();

wp_redirect(get_permalink());

}

Source: Ashton Sanders

Automatically add Twitter and Facebook buttons to your posts

Adding the following shortcode to your functions.php file will let you automatically add Twitter and Facebook buttons to your posts.

function share_this($content){

    if(!is_feed() && !is_home()) {

        $content .= '<div>

                    <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>

                        <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');

function share_this($content){

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

$content .= '<div>

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

class="twitter-share-button"

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

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

<div>

<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');

Source: Dev7Studios

How to automatically add a search field to your navigation menu

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

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

function add_search_box($items, $args) {

        ob_start();

        get_search_form();

        $searchform = ob_get_contents();

        ob_end_clean();

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

    return $items;

}

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

function add_search_box($items, $args) {

ob_start();

get_search_form();

$searchform = ob_get_contents();

ob_end_clean();

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

return $items;

}

Source: Ronald

How to get category slug using category ID

Adding the following code to your theme’s functions.php file will let you get category slug using category ID.

function get_cat_slug($cat_id) {

            $cat_id = (int) $cat_id;

            $category = &get_category($cat_id);

            return $category->slug;

}

function get_cat_slug($cat_id) {

$cat_id = (int) $cat_id;

$category = &get_category($cat_id);

return $category->slug;

}

Once done, you can call the function as shown below:

<?php echo get_cat_slug(5); ?>

1	<?php echo get_cat_slug(5); ?>

This will display the slug for the category with the ID 5.

Source: Ken Rosaka

How to count your blogroll links

Simply paste the following code where you want the count to be displayed and you will be able to count your 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;

Source: Jeff Starr

Photo Credit: Flickr/hackNY.org

Essential Snippets For Your WordPress Blog

By The Editorial Team

On November 13, 2013

In Snippets, Tutorials

Easy WordPress Drop Downs using CSS

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

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

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

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

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

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

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

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

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

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

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

Source: AmberWeinberg

Redirecting your homepage to the first post

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

<?php

/*

home.php (Blog Home Page):

Redirect To First Post

*/

if (have_posts()) {

    while (have_posts()) {

        the_post();

        wp_redirect(get_permalink());

    }

}

?>

<?php

home.php (Blog Home Page):

Redirect To First Post

if (have_posts()) {

while (have_posts()) {

the_post();

wp_redirect(get_permalink());

}

Source: Ashton Sanders

How to automatically add a search field to your navigation menu

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

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

function add_search_box($items, $args) {

        ob_start();

        get_search_form();

        $searchform = ob_get_contents();

        ob_end_clean();

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

    return $items;

}

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

function add_search_box($items, $args) {

ob_start();

get_search_form();

$searchform = ob_get_contents();

ob_end_clean();

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

return $items;

}

Source: Ronald

Removing the “read more” jump

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

function wdc_no_more_jumping($post) {

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

}

add_filter('excerpt_more', 'wdc_no_more_jumping');

function wdc_no_more_jumping($post) {

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

}

add_filter('excerpt_more', 'wdc_no_more_jumping');

Source: Alex Denning

Redirect feeds to a single format

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

<IfModule mod_alias.c>

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

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

</IfModule>

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

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

</IfModule>

Source: Digging into WordPress

How to have a simpler WordPress login url

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

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

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

Source: Kevin Chard

WordPress is_child() and is_ancestor()

To use the following snippet, simply add it in your theme’s functions.php template.

// Check if page is direct child

function is_child($page_id) {

    global $post;

    if( is_page() && ($post->post_parent == $page_id) ) {

       return true;

    } else {

       return false;

    }

}

// Check if page is an ancestor

function is_ancestor($post_id) {

    global $wp_query;

    $ancestors = $wp_query->post->ancestors;

    if ( in_array($post_id, $ancestors) ) {

        return true;

    } else {

        return false;

    }

}

// Check if page is direct child

function is_child($page_id) {

global $post;

if( is_page() && ($post->post_parent == $page_id) ) {

return true;

} else {

return false;

}

// Check if page is an ancestor

function is_ancestor($post_id) {

global $wp_query;

$ancestors = $wp_query->post->ancestors;

if ( in_array($post_id, $ancestors) ) {

return true;

} else {

return false;

}

Source: CodeByte

WP – Roles and Capabilities

The snippet will let you define different roles and capabilities.

[edit_post]          => "edit_{$capability_type}"

[read_post]          => "read_{$capability_type}"

[delete_post]          => "delete_{$capability_type}"

[edit_posts]          => "edit_{$capability_type}s"

[edit_others_posts]     => "edit_others_{$capability_type}s"

[publish_posts]          => "publish_{$capability_type}s"

[read_private_posts]     => "read_private_{$capability_type}s"

[delete_posts]           => "delete_{$capability_type}s"

[delete_private_posts]   => "delete_private_{$capability_type}s"

[delete_published_posts] => "delete_published_{$capability_type}s"

[delete_others_posts]    => "delete_others_{$capability_type}s"

[edit_private_posts]     => "edit_private_{$capability_type}s"

[edit_published_posts]   => "edit_published_{$capability_type}s"

edit_members

read_members

delete_members

edit_memberss

edit_others_memberss

publish_memberss

read_private_memberss

delete_memberss

delete_private_memberss

delete_published_memberss

delete_others_memberss

edit_private_memberss

edit_published_memberss

[edit_post] => "edit_{$capability_type}"

[read_post] => "read_{$capability_type}"

[delete_post] => "delete_{$capability_type}"

[edit_posts] => "edit_{$capability_type}s"

[edit_others_posts] => "edit_others_{$capability_type}s"

[publish_posts] => "publish_{$capability_type}s"

[read_private_posts] => "read_private_{$capability_type}s"

[delete_posts] => "delete_{$capability_type}s"

[delete_private_posts] => "delete_private_{$capability_type}s"

[delete_published_posts] => "delete_published_{$capability_type}s"

[delete_others_posts] => "delete_others_{$capability_type}s"

[edit_private_posts] => "edit_private_{$capability_type}s"

[edit_published_posts] => "edit_published_{$capability_type}s"

edit_members

read_members

delete_members

edit_memberss

edit_others_memberss

publish_memberss

read_private_memberss

delete_memberss

delete_private_memberss

delete_published_memberss

delete_others_memberss

edit_private_memberss

edit_published_memberss

Source: Snipplr

Clear out jquery to prevent conflicts

The snippet will let you either link a script with a handle previously registered using the wp_register_script() function, or provide this function with all the parameters necessary to link a script.

/*

 * WordPress Sample function and action

 * for loading scripts in themes

 */

// Let's hook in our function with the javascript files with the wp_enqueue_scripts hook

add_action( 'wp_enqueue_scripts', 'wpcandy_load_javascript_files' );

// Register some javascript files, because we love javascript files. Enqueue a couple as well

function wpcandy_load_javascript_files() {

wp_deregister_script( 'jquery'); 

wp_register_script( 'jquery', get_template_directory_uri().'/js/jquery-1.8.2.min.js', array(), '1.8.2', false ); 

wp_enqueue_script('jquery');

wp_register_script( 'jquery.flexslider', get_template_directory_uri().'/js/jquery.flexslider.js', array('jquery'), '1.7', false ); 

wp_enqueue_script('jquery.flexslider');

}

* WordPress Sample function and action

* for loading scripts in themes

// Let's hook in our function with the javascript files with the wp_enqueue_scripts hook

add_action( 'wp_enqueue_scripts', 'wpcandy_load_javascript_files' );

// Register some javascript files, because we love javascript files. Enqueue a couple as well

function wpcandy_load_javascript_files() {

wp_deregister_script( 'jquery');

wp_register_script( 'jquery', get_template_directory_uri().'/js/jquery-1.8.2.min.js', array(), '1.8.2', false );

wp_enqueue_script('jquery');

wp_register_script( 'jquery.flexslider', get_template_directory_uri().'/js/jquery.flexslider.js', array('jquery'), '1.7', false );

wp_enqueue_script('jquery.flexslider');

}

Source: WordPress Codex

Photo Credit: Flickr/hackNY.org