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<?php
/**
* Handles meta box to disable optimizations.
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
class autoptimizeMetabox
{
public function __construct()
{
$this->run();
}
public function run()
{
add_action( 'add_meta_boxes', array( $this, 'ao_metabox_add_box' ) );
add_action( 'save_post', array( $this, 'ao_metabox_save' ) );
add_action( 'wp_ajax_ao_metabox_ccss_addjob', array( $this, 'ao_metabox_generateccss_callback' ) );
}
public function ao_metabox_add_box()
{
$screens = array(
'post',
'page',
// add extra types e.g. product or ... ?
);
foreach ( $screens as $screen ) {
add_meta_box(
'ao_metabox',
__( 'Autoptimize this page', 'autoptimize' ),
array( $this, 'ao_metabox_content' ),
$screen,
'side'
);
}
}
/**
* Prints the box content.
*
* @param WP_Post $post The object for the current post/page.
*/
function ao_metabox_content( $post )
{
wp_nonce_field( 'ao_metabox', 'ao_metabox_nonce' );
$ao_opt_value = $this->check_ao_opt_sanity( get_post_meta( $post->ID, 'ao_post_optimize', true ) );
$_ao_meta_sub_opacity = '';
if ( 'on' !== $ao_opt_value['ao_post_optimize'] ) {
$_ao_meta_sub_opacity = 'opacity:.33;';
}
?>
<p >
<input type="checkbox" id="autoptimize_post_optimize" class="ao_meta_main" name="ao_post_optimize" <?php echo 'on' !== $ao_opt_value['ao_post_optimize'] ? '' : 'checked="checked" '; ?> />
<label for="autoptimize_post_optimize">
<?php _e( 'Optimize this page?', 'autoptimize' ); ?>
</label>
</p>
<?php
$_ao_meta_js_style = '';
if ( 'on' !== autoptimizeOptionWrapper::get_option( 'autoptimize_js', false ) ) {
$_ao_meta_js_style = 'display:none;';
}
echo '<p class="ao_meta_sub" style="' . $_ao_meta_sub_opacity . $_ao_meta_js_style . '">';
?>
<input type="checkbox" id="autoptimize_post_optimize_js" name="ao_post_js_optimize" <?php echo 'on' !== $ao_opt_value['ao_post_js_optimize'] ? '' : 'checked="checked" '; ?> />
<label for="autoptimize_post_optimize_js">
<?php _e( 'Optimize JS?', 'autoptimize' ); ?>
</label>
</p>
<?php
$_ao_meta_css_style = '';
if ( 'on' !== autoptimizeOptionWrapper::get_option( 'autoptimize_css', false ) ) {
$_ao_meta_css_style = 'display:none;';
}
echo '<p class="ao_meta_sub" style="' . $_ao_meta_sub_opacity . $_ao_meta_css_style . '">';
?>
<input type="checkbox" id="autoptimize_post_optimize_css" name="ao_post_css_optimize" <?php echo 'on' !== $ao_opt_value['ao_post_css_optimize'] ? '' : 'checked="checked" '; ?> />
<label for="autoptimize_post_optimize_css">
<?php _e( 'Optimize CSS?', 'autoptimize' ); ?>
</label>
</p>
<?php
$_ao_meta_ccss_style = '';
if ( 'on' !== autoptimizeOptionWrapper::get_option( 'autoptimize_css_defer', false ) || 'on' !== autoptimizeOptionWrapper::get_option( 'autoptimize_css', false ) ) {
$_ao_meta_ccss_style = 'display:none;';
}
if ( 'on' !== $ao_opt_value['ao_post_css_optimize'] ) {
$_ao_meta_ccss_style .= 'opacity:.33;';
}
echo '<p class="ao_meta_sub ao_meta_sub_css" style="' . $_ao_meta_sub_opacity . $_ao_meta_ccss_style . '">';
?>
<input type="checkbox" id="autoptimize_post_ccss" name="ao_post_ccss" <?php echo 'on' !== $ao_opt_value['ao_post_ccss'] ? '' : 'checked="checked" '; ?> />
<label for="autoptimize_post_ccss">
<?php _e( 'Inline critical CSS?', 'autoptimize' ); ?>
</label>
</p>
<?php
$_ao_meta_lazyload_style = '';
if ( false === autoptimizeImages::should_lazyload_wrapper() ) {
$_ao_meta_lazyload_style = 'display:none;';
}
echo '<p class="ao_meta_sub" style="' . $_ao_meta_sub_opacity . $_ao_meta_lazyload_style . '">';
?>
<input type="checkbox" id="autoptimize_post_lazyload" name="ao_post_lazyload" <?php echo 'on' !== $ao_opt_value['ao_post_lazyload'] ? '' : 'checked="checked" '; ?> />
<label for="autoptimize_post_lazyload">
<?php _e( 'Lazyload images?', 'autoptimize' ); ?>
</label>
</p>
<p class="ao_meta_sub" style="<?php echo $_ao_meta_sub_opacity ?>">
<label for="autoptimize_post_preload">
<?php _e( 'LCP Image to preload', 'autoptimize' ); ?>
</label>
<?php
if ( is_array( $ao_opt_value ) && array_key_exists( 'ao_post_preload', $ao_opt_value ) ) {
$_preload_img = esc_attr( $ao_opt_value['ao_post_preload'] );
} else {
$_preload_img = '';
}
?>
<input type="text" id="autoptimize_post_preload" name="ao_post_preload" value="<?php echo $_preload_img ?>">
</p>
<p> </p>
<p>
<?php
// Get path + check if button should be enabled or disabled.
$_generate_disabled = true;
$_slug = false;
$_type = 'is_single';
// harvest post ID from URL, get permalink from that and extract path from that.
if ( array_key_exists( 'post', $_GET ) ) {
$_slug = str_replace( AUTOPTIMIZE_WP_SITE_URL, '', get_permalink( $_GET['post'] ) );
}
// override the default 'is_single' if post.
global $post;
if ( 'page' === $post->post_type ) {
$_type = 'is_page';
}
// if CSS opt and inline & defer are on and if we have a slug, the button can be active.
if ( false !== $_slug && 'on' === autoptimizeOptionWrapper::get_option( 'autoptimize_css', false ) && 'on' === autoptimizeOptionWrapper::get_option( 'autoptimize_css_defer', false ) && ! empty( apply_filters( 'autoptimize_filter_ccss_key', autoptimizeOptionWrapper::get_option( 'autoptimize_ccss_key', false ) ) ) && '2' === autoptimizeOptionWrapper::get_option( 'autoptimize_ccss_keyst', false ) ) {
$_generate_disabled = false;
}
?>
<button class="button ao_meta_sub ao_meta_sub_css" id="generateccss" style="<?php echo $_ao_meta_sub_opacity . $_ao_meta_ccss_style; ?>" <?php if ( true === $_generate_disabled ) { echo 'disabled'; } ?>><?php _e( 'Generate Critical CSS', 'autoptimize' ); ?></button>
</p>
<script>
jQuery(document).ready(function() {
jQuery( "#autoptimize_post_optimize" ).change(function() {
if (this.checked) {
jQuery(".ao_meta_sub:visible").fadeTo("fast",1);
} else {
jQuery(".ao_meta_sub:visible").fadeTo("fast",.33);
}
});
jQuery( "#autoptimize_post_optimize_css" ).change(function() {
if (this.checked) {
jQuery(".ao_meta_sub_css:visible").fadeTo("fast",1);
} else {
jQuery(".ao_meta_sub_css:visible").fadeTo("fast",.33);
}
});
jQuery( "#autoptimize_post_ccss" ).change(function() {
if (this.checked) {
jQuery("#generateccss:visible").fadeTo("fast",1);
} else {
jQuery("#generateccss:visible").fadeTo("fast",.33);
}
});
jQuery("#generateccss").click(function(e){
e.preventDefault();
// disable button to avoid it being clicked several times.
jQuery("#generateccss").prop('disabled', true);
var data = {
'action': 'ao_metabox_ccss_addjob',
'path' : '<?php echo $_slug; ?>',
'type' : '<?php echo $_type; ?>',
'ao_ccss_addjob_nonce': '<?php echo wp_create_nonce( 'ao_ccss_addjob_nonce' ); ?>',
};
jQuery.post(ajaxurl, data, function(response) {
response_array=JSON.parse(response);
if (response_array['code'] == 200) {
setCritCSSbutton("<?php _e('Added to CCSS job queue.', 'autoptimize' ); ?>", "green");
} else {
setCritCSSbutton("<?php _e('Could not add to CCSS job queue.', 'autoptimize' ); ?>", "orange");
}
}).fail(function() {
setCritCSSbutton("<?php _e('Sorry, something went wrong.', 'autoptimize' ); ?>", "orange");
});
});
});
function setCritCSSbutton( message, color) {
jQuery("#generateccss").html(message);
jQuery("#generateccss").prop("style","border-color:" + color + "!important; color:" + color + "!important");
}
</script>
<?php
}
/**
* When the post is saved, saves our custom data.
*
* @param int $post_id The ID of the post being saved.
*/
public function ao_metabox_save( $post_id )
{
// If this is an autosave, our form has not been submitted, so we don't want to do anything.
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
return $post_id;
}
// check if from our own data.
if ( ! isset( $_POST['ao_metabox_nonce'] ) ) {
return $post_id;
}
// Check if our nonce is set and verify if valid.
$nonce = $_POST['ao_metabox_nonce'];
if ( ! wp_verify_nonce( $nonce, 'ao_metabox' ) ) {
return $post_id;
}
// Check the user's permissions.
if ( 'page' === $_POST['post_type'] ) {
if ( ! current_user_can( 'edit_page', $post_id ) ) {
return $post_id;
}
} else {
if ( ! current_user_can( 'edit_post', $post_id ) ) {
return $post_id;
}
}
// OK, we can have a look at the actual data now.
// Sanitize user input.
foreach ( array( 'ao_post_optimize', 'ao_post_js_optimize', 'ao_post_css_optimize', 'ao_post_ccss', 'ao_post_lazyload', 'ao_post_preload' ) as $opti_type ) {
if ( ! isset( $_POST[$opti_type] ) ) {
$ao_meta_result[$opti_type] = '';
} else if ( 'on' === $_POST[$opti_type] ) {
$ao_meta_result[$opti_type] = 'on';
} else if ( in_array( $opti_type, array( 'ao_post_preload' ) ) ) {
$ao_meta_result[$opti_type] = $_POST[$opti_type];
}
}
// Update the meta field in the database.
update_post_meta( $post_id, 'ao_post_optimize', $ao_meta_result );
}
public function ao_metabox_generateccss_callback()
{
check_ajax_referer( 'ao_ccss_addjob_nonce', 'ao_ccss_addjob_nonce' );
if ( current_user_can( 'manage_options' ) && array_key_exists( 'path', $_POST ) && ! empty( $_POST['path'] ) ) {
if ( array_key_exists( 'type', $_POST ) && 'is_page' === $_POST['type'] ) {
$type = 'is_page';
} else {
$type = 'is_single';
}
$path = wp_strip_all_tags( $_POST['path'] );
$criticalcss = autoptimize()->criticalcss();
$_result = $criticalcss->enqueue( '', $path, $type );
if ( $_result ) {
$response['code'] = '200';
$response['string'] = $path . ' added to job queue.';
} else {
$response['code'] = '404';
$response['string'] = 'could not add ' . $path . ' to job queue.';
}
} else {
$response['code'] = '500';
$response['string'] = 'nok';
}
// Dispatch respose.
echo json_encode( $response );
// Close ajax request.
wp_die();
}
public function get_metabox_default_values()
{
$ao_metabox_defaults = array(
'ao_post_optimize' => 'on',
'ao_post_js_optimize' => 'on',
'ao_post_css_optimize' => 'on',
'ao_post_ccss' => 'on',
'ao_post_lazyload' => 'on',
'ao_post_preload' => '',
);
return $ao_metabox_defaults;
}
public function check_ao_opt_sanity( $ao_opt_val ) {
if ( empty( $ao_opt_val ) ) {
$ao_opt_val = $this->get_metabox_default_values();
} else {
foreach ( array( 'ao_post_optimize', 'ao_post_js_optimize', 'ao_post_css_optimize', 'ao_post_ccss', 'ao_post_lazyload' ) as $key ) {
if ( ! array_key_exists( $key, $ao_opt_val ) ) {
$ao_opt_val[$key] = 'off';
}
}
}
return $ao_opt_val;
}
}
Zerion Mini Shell 1.0