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<?php |
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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly |
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class autoptimizeToolbar |
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{ |
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public function __construct() |
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{ |
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// If Cache is not available we don't add the Autoptimize Toolbar |
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if( ! autoptimizeCache::cacheavail() ) { |
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return; |
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} |
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// Load admin toolbar feature once WordPress, all plugins, and the theme are fully loaded and instantiated. |
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add_action( 'wp_loaded', array( $this, 'load_toolbar' ) ); |
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} |
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|
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public function load_toolbar() |
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{ |
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// Check permissions and that toolbar is not hidden via filter |
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if ( current_user_can( 'manage_options' ) && apply_filters( 'autoptimize_filter_toolbar_show', true ) ) { |
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// Create a handler for the AJAX toolbar requests |
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add_action( 'wp_ajax_autoptimize_delete_cache', array( $this, 'delete_cache' ) ); |
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|
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// Load custom styles, scripts and menu only when needed |
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if ( is_admin_bar_showing() ) { |
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if ( is_admin() ) { |
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// in the case of back-end |
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add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) ); |
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} else { |
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// in the case of front-end |
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add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) ); |
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} |
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// Add the Autoptimize Toolbar to the Admin bar |
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add_action( 'admin_bar_menu', array( $this, 'add_toolbar' ), 100 ); |
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} |
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} |
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} |
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|
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public function add_toolbar() |
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{ |
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global $wp_admin_bar; |
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|
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// Retrieve the Autoptimize Cache Stats information |
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$stats = autoptimizeCache::stats(); |
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|
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// Set the Max Size recommended for cache files |
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$max_size = apply_filters( 'autoptimize_filter_cachecheck_maxsize', 512 * 1024 * 1024 ); |
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|
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// Retrieve the current Total Files in cache |
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$files = $stats[0]; |
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// Retrieve the current Total Size of the cache |
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$bytes = $stats[1]; |
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|
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$size = $this->format_filesize($bytes); |
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|
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// We calculated the percentage of cache used |
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$percentage = ceil( $bytes / $max_size * 100 ); |
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if ( $percentage > 100 ) { |
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$percentage = 100; |
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} |
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// We define the type of color indicator for the current state of cache size. |
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// "green" if the size is less than 80% of the total recommended |
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// "orange" if over 80% |
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// "red" if over 100% |
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$color = ( $percentage == 100 ) ? 'red' : ( ( $percentage > 80 ) ? 'orange' : 'green' ); |
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|
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// Create or add new items into the Admin Toolbar. |
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// Main Autoptimize node |
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$wp_admin_bar->add_node( array( |
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'id' => 'autoptimize', |
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'title' => '<span class="ab-icon"></span><span class="ab-label">' . __( "Autoptimize", 'autoptimize' ) . '</span>', |
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'href' => admin_url( 'options-general.php?page=autoptimize' ), |
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'meta' => array( 'class' => 'bullet-' . $color ) |
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)); |
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|
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// Cache Info node |
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$wp_admin_bar->add_node( array( |
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'id' => 'autoptimize-cache-info', |
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'title' => '<p>' . __( "Cache Info", 'autoptimize' ) . '</p>' . |
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'<div class="autoptimize-radial-bar" percentage="' . $percentage . '">' . |
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'<div class="circle">'. |
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'<div class="mask full"><div class="fill bg-' . $color . '"></div></div>'. |
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'<div class="mask half"><div class="fill bg-' . $color . '"></div></div>'. |
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'<div class="shadow"></div>'. |
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'</div>'. |
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'<div class="inset"><div class="percentage"><div class="numbers ' . $color . '">' . $percentage . '%</div></div></div>'. |
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'</div>' . |
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'<table>' . |
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'<tr><td>' . __( "Size", 'autoptimize' ) . ':</td><td class="size ' . $color . '">' . $size . '</td></tr>' . |
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'<tr><td>' . __( "Files", 'autoptimize' ) . ':</td><td class="files white">' . $files . '</td></tr>' . |
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'</table>', |
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'parent' => 'autoptimize' |
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)); |
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|
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// Delete Cache node |
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$wp_admin_bar->add_node( array( |
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'id' => 'autoptimize-delete-cache', |
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'title' => __( "Delete Cache", 'autoptimize' ), |
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'parent' => 'autoptimize' |
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)); |
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} |
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|
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public function delete_cache() |
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{ |
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check_ajax_referer( 'ao_delcache_nonce', 'nonce' ); |
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$result = false; |
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if ( current_user_can( 'manage_options' ) ) |
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{ |
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// We call the function for cleaning the Autoptimize cache |
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$result = autoptimizeCache::clearall(); |
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} |
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wp_send_json( $result ); |
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} |
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|
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public function enqueue_scripts() |
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{ |
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// Autoptimize Toolbar Styles |
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wp_enqueue_style( 'autoptimize-toolbar', plugins_url( '/static/toolbar.css', __FILE__ ), array(), time(), 'all' ); |
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// Autoptimize Toolbar Javascript |
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wp_enqueue_script( 'autoptimize-toolbar', plugins_url( '/static/toolbar.js', __FILE__ ), array( 'jquery' ), time(), true ); |
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// Localizes a registered script with data for a JavaScript variable. (We need this for the AJAX work properly in the front-end mode) |
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wp_localize_script( 'autoptimize-toolbar', 'autoptimize_ajax_object', array( |
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'ajaxurl' => admin_url( 'admin-ajax.php' ), |
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'error_msg' => sprintf( __( 'Your Autoptimize cache might not have been purged successfully, please check on the <a href=%s>Autoptimize settings page</a>.', 'autoptimize' ), admin_url( 'options-general.php?page=autoptimize' ) . ' style="white-space:nowrap;"' ), |
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'dismiss_msg' => __( 'Dismiss this notice.' ), |
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'nonce' => wp_create_nonce( 'ao_delcache_nonce' ) |
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) ); |
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} |
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|
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public function format_filesize($bytes, $decimals = 2) |
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{ |
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$units = array( 'B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB' ); |
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for ($i = 0; ($bytes / 1024) > 0.9; $i++, $bytes /= 1024) {} |
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return sprintf( "%1.{$decimals}f %s", round( $bytes, $decimals ), $units[$i] ); |
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} |
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} |
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