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Ajax in WordPress
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<?php | |
add_action( 'wp_ajax_button_click', 'user_clicked' ); | |
function user_clicked() { | |
update_user_meta( get_current_user_id(), 'clicked_link', 'yes' ); | |
wp_redirect( $_SERVER['HTTP_REFERER'] ); | |
exit(); | |
} |
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<?php | |
add_action( 'wp_ajax_button_click', 'user_clicked' ); | |
function user_clicked() { | |
update_user_meta( get_current_user_id(), 'clicked_link', 'yes' ); | |
echo 'ok'; | |
die(); | |
} |
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jQuery(document).on( 'click', '#button', function() { | |
var button = jQuery(this); | |
var url = button.attr('href'); | |
jQuery.ajax({ | |
type : 'post', | |
url : url, | |
data : { | |
action : 'user_clicked' | |
}, | |
success : function( response ) { | |
if( response === 'ok' ) { | |
button.fadeOut( function() { | |
button.replaceWith( 'already clicked' ); | |
}) | |
} | |
} | |
}); | |
return false; | |
}) |
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<?php | |
function ajax_search_enqueues() { | |
if ( is_search() ) { | |
wp_enqueue_script( 'ajax-search', get_stylesheet_directory_uri() . '/js/ajax-search.js', array( 'jquery' ), '1.0.0', true ); | |
wp_localize_script( 'ajax-search', 'myAjax', array( 'ajaxurl' => admin_url( 'admin-ajax.php' ) ) ); | |
wp_enqueue_style( 'ajax-search', get_stylesheet_directory_uri() . '/css/ajax-search.css' ); | |
} | |
} | |
add_action( 'wp_enqueue_scripts', 'ajax_search_enqueues' ); |
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<?php | |
add_action( 'wp_ajax_button_click', 'user_clicked' ); | |
function user_clicked() { | |
update_user_meta( get_current_user_id(), 'clicked_link', 'yes' ); | |
if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { | |
echo 'ok'; | |
die(); | |
} | |
else { | |
wp_redirect( $_SERVER['HTTP_REFERER'] ); | |
exit(); | |
} | |
} |
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<?php | |
function has_user_clicked_link() { | |
if( 'yes' == get_user_meta( get_current_user_id(), 'clicked_link', true ) ) { | |
return true; | |
} | |
return false; | |
} |
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<?php | |
add_action( 'wp_ajax_load_search_results', 'load_search_results' ); | |
add_action( 'wp_ajax_nopriv_load_search_results', 'load_search_results' ); | |
function load_search_results() { | |
$query = $_POST['query']; | |
$args = array( | |
'post_type' => 'post', | |
'post_status' => 'publish', | |
's' => $query | |
); | |
$search = new WP_Query( $args ); | |
ob_start(); | |
if ( $search->have_posts() ) : | |
?> | |
<header class="page-header"> | |
<h1 class="page-title"><?php printf( __( 'Search Results for: %s', 'twentyfourteen' ), get_search_query() ); ?></h1> | |
</header> | |
<?php | |
while ( $search->have_posts() ) : $search->the_post(); | |
get_template_part( 'content', get_post_format() ); | |
endwhile; | |
twentyfourteen_paging_nav(); | |
else : | |
get_template_part( 'content', 'none' ); | |
endif; | |
$content = ob_get_clean(); | |
echo $content; | |
die(); | |
} |
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jQuery(document).on( 'submit', '#search-container form', function() { | |
var $form = jQuery(this); | |
var $input = $form.find('input[name="s"]'); | |
var query = $input.val(); | |
var $content = jQuery('#content') | |
jQuery.ajax({ | |
type : 'post', | |
url : myAjax.ajaxurl, | |
data : { | |
action : 'load_search_results', | |
query : query | |
}, | |
beforeSend: function() { | |
$input.prop('disabled', true); | |
$content.addClass('loading'); | |
}, | |
success : function( response ) { | |
$input.prop('disabled', false); | |
$content.removeClass('loading'); | |
$content.html( response ); | |
} | |
}); | |
return false; | |
}) |
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<?php | |
add_action( 'init', 'user_clicked' ); | |
function user_clicked() { | |
if( is_user_logged_in() && !empty( $_GET['button_click'] ) && $_GET['button_click'] == 'true' ) { | |
update_user_meta( get_current_user_id(), 'clicked_link', 'yes' ); | |
} | |
} |
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