%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* Functions for dealing with auxiliary images
*
* This file contains functions for bulk optimizing images outside the Media
* Library, and AJAX hooks for handling the image status table on the bulk
* optimize page.
*
* @link https://ewww.io
* @package EWWW_Image_Optimizer
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Displays the lower portion of the Bulk Optimize page: debugging data and help beacon (if enabled).
*/
function ewww_image_optimizer_aux_images() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
$output = '';
ewwwio_debug_info();
if ( ewww_image_optimizer_get_option( 'ewww_image_optimizer_debug' ) ) {
echo '<div style="clear:both;"></div>';
if ( ewwwio_is_file( ewwwio()->debug_log_path() ) ) {
?>
<h2><?php esc_html_e( 'Debug Log', 'ewww-image-optimizer' ); ?></h2>
<p>
<a target='_blank' href='<?php echo esc_url( wp_nonce_url( admin_url( 'admin.php?action=ewww_image_optimizer_view_debug_log' ), 'ewww_image_optimizer_options-options' ) ); ?>'><?php esc_html_e( 'View Log', 'ewww-image-optimizer' ); ?></a> -
<a href='<?php echo esc_url( wp_nonce_url( admin_url( 'admin.php?action=ewww_image_optimizer_delete_debug_log' ), 'ewww_image_optimizer_options-options' ) ); ?>'><?php esc_html_e( 'Clear Log', 'ewww-image-optimizer' ); ?></a>
</p>
<p>
<a class='button button-secondary' target='_blank' href='<?php echo esc_url( wp_nonce_url( admin_url( 'admin.php?action=ewww_image_optimizer_download_debug_log' ), 'ewww_image_optimizer_options-options' ) ); ?>'><?php esc_html_e( 'Download Log', 'ewww-image-optimizer' ); ?></a>
</p>
<?php
}
echo '<h2>' . esc_html__( 'System Info', 'ewww-image-optimizer' ) . '</h2>';
echo '<p><button id="ewww-copy-debug" class="button button-secondary" type="button">' . esc_html__( 'Copy', 'ewww-image-optimizer' ) . '</button></p>';
echo '<div id="ewww-debug-info" contenteditable="true">' .
wp_kses(
EWWW\Base::$debug_data,
array(
'br' => array(),
'b' => array(),
)
) .
'</div>';
}
if ( ewww_image_optimizer_get_option( 'ewww_image_optimizer_enable_help' ) ) {
$current_user = wp_get_current_user();
$help_email = $current_user->user_email;
$hs_debug = '';
if ( ! empty( EWWW\Base::$debug_data ) ) {
$hs_debug = str_replace( array( "'", '<br>', '<b>', '</b>', '=>' ), array( "\'", '\n', '**', '**', '=' ), EWWW\Base::$debug_data );
}
?>
<script type="text/javascript">!function(e,t,n){function a(){var e=t.getElementsByTagName("script")[0],n=t.createElement("script");n.type="text/javascript",n.async=!0,n.src="https://beacon-v2.helpscout.net",e.parentNode.insertBefore(n,e)}if(e.Beacon=n=function(t,n,a){e.Beacon.readyQueue.push({method:t,options:n,data:a})},n.readyQueue=[],"complete"===t.readyState)return a();e.attachEvent?e.attachEvent("onload",a):e.addEventListener("load",a,!1)}(window,document,window.Beacon||function(){});</script>
<script type="text/javascript">
window.Beacon('init', 'aa9c3d3b-d4bc-4e9b-b6cb-f11c9f69da87');
Beacon( 'prefill', {
email: '<?php echo esc_js( $help_email ); ?>',
text: '\n\n---------------------------------------\n<?php echo wp_kses_post( $hs_debug ); ?>',
});
</script>
<?php
}
ewwwio()->temp_debug_end();
}
/**
* Displays 50 records from the images table.
*
* Called via AJAX to find 50 records from the images table and display them
* with alternating row style.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_table() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_bulk_permissions', '' );
if (
empty( $_REQUEST['ewww_wpnonce'] ) ||
(
! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) &&
! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-settings' )
) ||
! current_user_can( $permissions )
) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
global $eio_backup;
global $wpdb;
$debug_query = ! empty( $_REQUEST['ewww_debug'] ) ? 1 : 0;
$per_page = 50;
$offset = empty( $_POST['ewww_offset'] ) ? 0 : $per_page * (int) $_POST['ewww_offset'];
$search = empty( $_POST['ewww_search'] ) ? '' : sanitize_text_field( wp_unslash( $_POST['ewww_search'] ) );
$pending = empty( $_POST['ewww_pending'] ) ? 0 : 1;
$total = empty( $_POST['ewww_total_pages'] ) ? 0 : (int) $_POST['ewww_total_pages'];
$output = array();
if ( $pending ) {
$sort_column = 'id';
$sort_direction = 'DESC';
$size_sort_class = '';
if ( ! empty( $_POST['ewww_size_sort'] ) && 'asc' === $_POST['ewww_size_sort'] ) {
$sort_column = 'orig_size';
$sort_direction = 'ASC';
$size_sort_class = 'ewww-size-asc';
} elseif ( ! empty( $_POST['ewww_size_sort'] ) && 'desc' === $_POST['ewww_size_sort'] ) {
$sort_column = 'orig_size';
$sort_direction = 'DESC';
$size_sort_class = 'ewww-size-desc';
}
if ( ! empty( $search ) ) {
if ( 'ASC' === $sort_direction ) {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=1 AND path LIKE %s ORDER BY %i ASC LIMIT %d,%d',
$wpdb->ewwwio_images,
'%' . $wpdb->esc_like( $search ) . '%',
$sort_column,
$offset,
$per_page
),
ARRAY_A
);
} else {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=1 AND path LIKE %s ORDER BY %i DESC LIMIT %d,%d',
$wpdb->ewwwio_images,
'%' . $wpdb->esc_like( $search ) . '%',
$sort_column,
$offset,
$per_page
),
ARRAY_A
);
}
$search_count = $wpdb->get_var(
$wpdb->prepare(
"SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE pending=1 AND path LIKE %s",
'%' . $wpdb->esc_like( $search ) . '%'
)
);
if ( $search_count < $per_page ) {
/* translators: %d: number of image records found */
$output['search_result'] = sprintf( esc_html__( '%d items found', 'ewww-image-optimizer' ), count( $already_optimized ) );
} else {
/* translators: 1: number of image records displayed, 2: number of total records found */
$output['search_result'] = sprintf( esc_html__( '%1$d items displayed of %2$s records found', 'ewww-image-optimizer' ), count( $already_optimized ), number_format_i18n( $search_count ) );
}
$total = ceil( $search_count / $per_page );
} else {
if ( 'ASC' === $sort_direction ) {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=1 ORDER BY %i ASC LIMIT %d,%d',
$wpdb->ewwwio_images,
$sort_column,
$offset,
$per_page
),
ARRAY_A
);
} else {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=1 ORDER BY %i DESC LIMIT %d,%d',
$wpdb->ewwwio_images,
$sort_column,
$offset,
$per_page
),
ARRAY_A
);
}
$search_count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE pending=1" );
$total = ceil( $search_count / $per_page );
/* translators: %d: number of image records found */
$output['search_result'] = sprintf( esc_html__( '%d items displayed', 'ewww-image-optimizer' ), count( $already_optimized ) );
}
} elseif ( ! empty( $search ) ) {
if ( $debug_query ) {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=0 AND image_size > 0 AND updates > %d AND path LIKE %s ORDER BY updates DESC,id DESC LIMIT %d,%d',
$wpdb->ewwwio_images,
$debug_query,
'%' . $wpdb->esc_like( $search ) . '%',
$offset,
$per_page
),
ARRAY_A
);
$search_count = $wpdb->get_var(
$wpdb->prepare(
"SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE pending=0 AND image_size > 0 AND updates > %d AND path LIKE %s",
$debug_query,
'%' . $wpdb->esc_like( $search ) . '%'
)
);
} else {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=0 AND image_size > 0 AND path LIKE %s ORDER BY id DESC LIMIT %d,%d',
$wpdb->ewwwio_images,
'%' . $wpdb->esc_like( $search ) . '%',
$offset,
$per_page
),
ARRAY_A
);
$search_count = $wpdb->get_var(
$wpdb->prepare(
'SELECT COUNT(*) FROM %i WHERE pending=0 AND image_size > 0 AND path LIKE %s',
$wpdb->ewwwio_images,
'%' . $wpdb->esc_like( $search ) . '%'
)
);
}
if ( $search_count < $per_page ) {
/* translators: %d: number of image records found */
$output['search_result'] = sprintf( esc_html__( '%d items found', 'ewww-image-optimizer' ), count( $already_optimized ) );
} else {
/* translators: 1: number of image records displayed, 2: number of total records found */
$output['search_result'] = sprintf( esc_html__( '%1$d items displayed of %2$s records found', 'ewww-image-optimizer' ), count( $already_optimized ), number_format_i18n( $search_count ) );
}
$total = ceil( $search_count / $per_page );
} else {
if ( $debug_query ) {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=0 AND image_size > 0 AND updates > %d ORDER BY updates DESC,id DESC LIMIT %d,%d',
$wpdb->ewwwio_images,
$debug_query,
$offset,
$per_page
),
ARRAY_A
);
$search_count = $wpdb->get_var(
$wpdb->prepare(
"SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE pending=0 AND image_size > 0 AND updates > %d",
$debug_query
)
);
if ( $search_count > $per_page ) {
/* translators: 1: number of image records displayed, 2: number of total records found */
$output['search_result'] = sprintf( esc_html__( '%1$d items displayed of %2$d records found', 'ewww-image-optimizer' ), count( $already_optimized ), $search_count );
}
} else {
$already_optimized = $wpdb->get_results(
$wpdb->prepare(
'SELECT path,orig_size,image_size,id,backup,attachment_id,gallery,resize_error,webp_size,webp_error,updates,trace,UNIX_TIMESTAMP(updated) AS updated FROM %i WHERE pending=0 AND image_size > 0 ORDER BY id DESC LIMIT %d,%d',
$wpdb->ewwwio_images,
$offset,
$per_page
),
ARRAY_A
);
$search_count = $wpdb->get_var(
$wpdb->prepare(
'SELECT COUNT(*) FROM %i WHERE pending=0 AND image_size > 0',
$wpdb->ewwwio_images
)
);
}
$total = ceil( $search_count / $per_page );
if ( empty( $output['search_result'] ) ) {
/* translators: %d: number of image records found */
$output['search_result'] = sprintf( esc_html__( '%d items displayed', 'ewww-image-optimizer' ), count( $already_optimized ) );
}
}
/* translators: 1: current page in list of images 2: total pages for list of images */
$output['pagination'] = sprintf( esc_html__( 'page %1$d of %2$s', 'ewww-image-optimizer' ), (int) $_POST['ewww_offset'] + 1, number_format_i18n( $total ) );
$output['search_count'] = count( $already_optimized );
$output['total_images'] = $search_count;
$output['total_pages'] = $total;
/* translators: %d: number of images */
$output['total_images_text'] = sprintf( esc_html__( '%s total images', 'ewww-image-optimizer' ), number_format_i18n( $search_count ) );
$upload_info = wp_get_upload_dir();
$upload_path = $upload_info['basedir'];
$output['table'] = '<table class="wp-list-table widefat media" cellspacing="0"><thead><tr><th> </th>' .
'<th>' . esc_html__( 'Filename', 'ewww-image-optimizer' ) . '</th>' .
'<th style="width:120px;">' . esc_html__( 'Image Type', 'ewww-image-optimizer' ) . '</th>' .
'<th style="width:120px;">' . esc_html__( 'Last Optimized', 'ewww-image-optimizer' ) . '</th>';
if ( $pending ) {
$output['table'] .= '<th class="' . esc_attr( $size_sort_class ) . '"><a class="ewww-sort-size">' .
esc_html__( 'Image Size', 'ewww-image-optimizer' ) .
'<span class="ewww-sort-grid"><span class="ewww-sort-asc dashicons dashicons-arrow-up"></span><span class="ewww-sort-desc dashicons dashicons-arrow-down"></span></span>' .
'</a></th></tr></thead>';
} else {
$output['table'] .= '<th>' . esc_html__( 'Results', 'ewww-image-optimizer' ) . '</th></tr></thead>';
}
$alternate = true;
foreach ( $already_optimized as $optimized_image ) {
$file = ewww_image_optimizer_absolutize_path( $optimized_image['path'] );
$image_name = str_replace( ABSPATH, '', $file );
$thumb_url = '';
$image_url = '';
$trace = maybe_unserialize( $optimized_image['trace'] );
ewwwio_debug_message( "name is $image_name after replacing ABSPATH" );
if ( 'media' === $optimized_image['gallery'] && ! empty( $optimized_image['attachment_id'] ) ) {
$thumb_url = wp_get_attachment_image_url( $optimized_image['attachment_id'] );
}
if ( $file !== $image_name ) {
$image_url = esc_url( site_url( $image_name ) );
} else {
$image_name = str_replace( WP_CONTENT_DIR, '', $file );
if ( $file !== $image_name ) {
$image_url = esc_url( content_url( $image_name ) );
}
}
if ( empty( $thumb_url ) && ! empty( $image_url ) ) {
$thumb_url = $image_url;
} elseif ( empty( $thumb_url ) ) {
$thumb_url = esc_url( site_url( 'wp-includes/images/media/default.png' ) );
}
$image_name = esc_html( $image_name );
$savings = '';
if ( $optimized_image['image_size'] ) {
$savings = esc_html( ewww_image_optimizer_image_results( $optimized_image['orig_size'], $optimized_image['image_size'] ) );
}
if ( 946684800 > $optimized_image['updated'] ) {
$last_updated = '';
} elseif ( $pending && empty( $optimized_image['image_size'] ) ) {
$last_updated = '';
} else {
$last_updated = human_time_diff( $optimized_image['updated'] );
}
$remove_from_text = __( 'Remove from history', 'ewww-image-optimizer' );
if ( $pending ) {
$remove_from_text = __( 'Remove from queue', 'ewww-image-optimizer' );
}
// Check for WebP results.
$webp_info = '';
$webp_error = '';
$webpurl = '';
$webpfile = $file . '.webp';
$webp_size = ewww_image_optimizer_filesize( $webpfile );
if ( ! $webp_size ) {
if ( ! empty( $optimized_image['webp_size'] ) ) {
$webp_size = $optimized_image['webp_size'];
} elseif ( ! empty( $optimized_image['webp_error'] ) && 2 !== (int) $optimized_image['webp_error'] ) {
$webp_error = ewww_image_optimizer_webp_error_message( $optimized_image['webp_error'] );
}
}
if ( $webp_size ) {
// Get a human readable filesize.
$webp_size = ewww_image_optimizer_size_format( $webp_size );
$webp_info = "<br>WebP: $webp_size";
if ( $image_url ) {
$webpurl = $image_url . '.webp';
$webp_info = "<br>WebP: <a href=\"$webpurl\" target=\"_blank\">$webp_size</a>";
}
} elseif ( $webp_error ) {
$webp_info = "<br>$webp_error";
}
$resize_status = '<br>' . esc_html( ewww_image_optimizer_resize_results_message( $optimized_image['path'], $optimized_image['resize_error'] ) );
// Retrieve the mimetype of the attachment.
$type = ewww_image_optimizer_quick_mimetype( $file, 'i' );
// Get a human readable filesize.
$file_size = ewww_image_optimizer_size_format( $optimized_image['image_size'] );
if ( empty( $optimized_image['image_size'] ) ) {
if ( ! empty( $optimized_image['orig_size'] ) ) {
$file_size = ewww_image_optimizer_size_format( $optimized_image['orig_size'] );
} elseif ( ewwwio_is_file( $file ) ) {
$file_size = ewww_image_optimizer_size_format( ewww_image_optimizer_filesize( $file ) );
} else {
$file_size = __( 'unknown', 'ewww-image-optimizer' );
}
}
if ( $pending ) {
$size_string = $file_size;
} else {
/* translators: %s: human-readable filesize */
$size_string = sprintf( esc_html__( 'Image Size: %s', 'ewww-image-optimizer' ), $file_size );
}
$output['table'] .= '<tr ' . ( $alternate ? "class='alternate' " : '' ) . 'id="ewww-image-' . $optimized_image['id'] . '">';
$output['table'] .= "<td style='width:50px;' class='column-icon'><img style='width:50px;height:50px;object-fit:contain;' loading='lazy' src='$thumb_url' /></td>";
$output['table'] .= "<td class='title'>$image_name";
if ( $debug_query ) {
/* translators: %d: number of re-optimizations */
$output['table'] .= '<br>' . sprintf( esc_html__( 'Number of attempted optimizations: %d', 'ewww-image-optimizer' ), $optimized_image['updates'] );
if ( is_array( $trace ) ) {
$output['table'] .= '<br>' . esc_html__( 'PHP trace:', 'ewww-image-optimizer' );
$i = 0;
foreach ( $trace as $function ) {
if ( ! empty( $function['file'] ) && ! empty( $function['line'] ) ) {
$output['table'] .= esc_html( "#$i {$function['function']}() called at {$function['file']}:{$function['line']}" ) . '<br>';
} else {
$output['table'] .= esc_html( "#$i {$function['function']}() called" ) . '<br>';
}
++$i;
}
} else {
$output['table'] .= '<br>' . esc_html__( 'No PHP trace available, enable Debugging option to store trace logs.', 'ewww-image-optimizer' );
}
}
$output['table'] .= '<br><a class="ewww-remove-image" data-id="' . (int) $optimized_image['id'] . '">' . esc_html( $remove_from_text ) . '</a>';
if ( $pending ) {
$output['table'] .= ' | <a class="ewww-exclude-image" data-id="' . (int) $optimized_image['id'] . '">' . esc_html__( 'Add exclusion', 'ewww-image-optimizer' ) . '</a>';
}
if ( ! $pending && $eio_backup->is_backup_available( $optimized_image['path'], $optimized_image ) ) {
$output['table'] .= ' | <a class="ewww-restore-image" data-id="' . (int) $optimized_image['id'] . '">' . esc_html__( 'Restore original', 'ewww-image-optimizer' ) . '</a>';
}
$output['table'] .= '</td>';
$output['table'] .= "<td>$type</td>";
$output['table'] .= "<td>$last_updated</td>";
if ( $pending ) {
$output['table'] .= "<td>$size_string</td>";
} else {
$output['table'] .= "<td>$savings<br>$size_string" . $webp_info . $resize_status . '</td>';
}
$output['table'] .= '</tr>';
$alternate = ! $alternate;
} // End foreach().
$output['table'] .= '</table>';
if ( empty( $already_optimized ) ) {
$output['table'] = '<p class="ewww-no-images">' . esc_html__( 'No images optimized!', 'ewww-image-optimizer' ) . '</p>';
/* translators: 1: current page in list of images 2: total pages for list of images */
$output['pagination'] = sprintf( esc_html__( 'page %1$d of %2$s', 'ewww-image-optimizer' ), 0, 0 );
if ( $pending ) {
$output['table'] = '<p class="ewww-no-images">' . esc_html__( 'No images in queue.', 'ewww-image-optimizer' ) . '</p>';
}
}
die( wp_json_encode( $output ) );
}
/**
* Excludes an image from the images table.
*
* Called via AJAX, this function will add an exclusion based on the record provided by the
* POST variable 'ewww_image_id' and return a '1' if successful. It will also toggle the pending
* indicator, and remove an image if it has not been optimized yet.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_exclude() {
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_bulk_permissions', '' );
if (
empty( $_REQUEST['ewww_wpnonce'] ) ||
(
! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) &&
! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-settings' )
) ||
! current_user_can( $permissions )
) {
ewwwio_ob_clean();
die( esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) );
}
ewwwio_ob_clean();
global $wpdb;
if ( empty( $_POST['ewww_image_id'] ) ) {
die();
} else {
$id = (int) $_POST['ewww_image_id'];
}
$image = new \EWWW_Image( $id );
ewww_image_optimizer_add_file_exclusion( $image->file );
if ( empty( $image->opt_size ) ) {
if ( $wpdb->delete(
$wpdb->ewwwio_images,
array(
'id' => $id,
)
) ) {
echo '1';
}
} else {
if ( $wpdb->update(
$wpdb->ewwwio_images,
array(
'pending' => 0,
),
array(
'id' => $id,
)
) ) {
echo '1';
}
}
die();
}
/**
* Removes an image from the auxiliary images table.
*
* Called via AJAX, this function will remove the record provided by the
* POST variable 'ewww_image_id' and return a '1' if successful.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_remove() {
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_bulk_permissions', '' );
if (
empty( $_REQUEST['ewww_wpnonce'] ) ||
(
! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) &&
! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-settings' )
) ||
! current_user_can( $permissions )
) {
ewwwio_ob_clean();
die( esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) );
}
ewwwio_ob_clean();
global $wpdb;
if ( empty( $_POST['ewww_image_id'] ) ) {
die();
} else {
$id = (int) $_POST['ewww_image_id'];
}
if ( empty( $_POST['ewww_pending'] ) ) {
if ( $wpdb->delete(
$wpdb->ewwwio_images,
array(
'id' => $id,
)
) ) {
echo '1';
}
} else {
if ( $wpdb->update(
$wpdb->ewwwio_images,
array(
'pending' => 0,
),
array(
'id' => $id,
)
) ) {
echo '1';
}
}
ewwwio_memory( __FUNCTION__ );
die();
}
/**
* Removes all images from the auxiliary images table.
*
* Called via AJAX, this function will return a '1' if successful.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_clear_all() {
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) );
}
ewwwio_ob_clean();
global $wpdb;
if ( $wpdb->query( "TRUNCATE $wpdb->ewwwio_images" ) ) {
die( esc_html__( 'All records have been removed from the optimization history.', 'ewww-image-optimizer' ) );
}
ewwwio_memory( __FUNCTION__ );
die();
}
/**
* Reset the progress/position of the WebP cleanup routine.
*/
function ewww_image_optimizer_reset_webp_clean() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
check_admin_referer( 'ewww-image-optimizer-tools' );
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( ! current_user_can( $permissions ) ) {
wp_die( esc_html__( 'Access denied.', 'ewww-image-optimizer' ) );
}
delete_option( 'ewww_image_optimizer_webp_clean_position' );
wp_safe_redirect( wp_get_referer() );
exit;
}
/**
* Reset the progress/position of the bulk restore routine.
*/
function ewww_image_optimizer_reset_bulk_restore() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
check_admin_referer( 'ewww-image-optimizer-tools' );
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( ! current_user_can( $permissions ) ) {
wp_die( esc_html__( 'Access denied.', 'ewww-image-optimizer' ) );
}
delete_option( 'ewww_image_optimizer_bulk_restore_position' );
wp_safe_redirect( wp_get_referer() );
exit;
}
/**
* Restore backups for images using records from the ewwwio_images table.
*
* @global object $wpdb
* @global object $eio_backup
*/
function ewww_image_optimizer_bulk_restore_handler() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
session_write_close();
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
wp_die( wp_json_encode( array( 'error' => esc_html__( 'You do not have permission to optimize images.', 'ewww-image-optimizer' ) ) ) );
}
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) ) {
ewwwio_ob_clean();
wp_die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
global $eio_backup;
global $wpdb;
$completed = 0;
$position = (int) get_option( 'ewww_image_optimizer_bulk_restore_position' );
$per_page = (int) apply_filters( 'ewww_image_optimizer_bulk_restore_batch_size', 20 );
$started = time();
ewwwio_debug_message( "searching for $per_page records starting at $position" );
$optimized_images = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->ewwwio_images WHERE id > %d AND pending = 0 AND image_size > 0 AND updates > 0 ORDER BY id LIMIT %d", $position, $per_page ), ARRAY_A );
if ( empty( $optimized_images ) || ! is_countable( $optimized_images ) || 0 === count( $optimized_images ) ) {
ewwwio_debug_message( 'no more images, all done!' );
delete_option( 'ewww_image_optimizer_bulk_restore_position' );
ewwwio_ob_clean();
wp_die( wp_json_encode( array( 'finished' => 1 ) ) );
}
// Because some plugins might have loose filters (looking at you WPML).
remove_all_filters( 'wp_delete_file' );
$messages = '';
foreach ( $optimized_images as $optimized_image ) {
++$completed;
ewwwio_debug_message( "submitting {$optimized_image['id']} to be restored" );
$eio_backup->restore_file( $optimized_image );
$error_message = $eio_backup->get_error();
if ( $error_message ) {
$messages .= esc_html( $error_message ) . '<br>';
}
update_option( 'ewww_image_optimizer_bulk_restore_position', $optimized_image['id'], false );
if ( time() > $started + 20 ) {
break;
}
} // End foreach().
ewwwio_ob_clean();
wp_die(
wp_json_encode(
array(
'completed' => $completed,
'messages' => $messages,
)
)
);
}
/**
* Find the number of converted images in the ewwwio_images table.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_count_converted() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
ewwwio_ob_clean();
global $wpdb;
$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE converted != ''" );
die( wp_json_encode( array( 'total_converted' => $count ) ) );
}
/**
* Cleanup originals of converted images using records from the ewwwio_images table.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_converted_clean() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
global $wpdb;
$completed = 0;
$per_page = 50;
$converted_images = $wpdb->get_results( $wpdb->prepare( "SELECT path,converted,id FROM $wpdb->ewwwio_images WHERE converted != '' ORDER BY id DESC LIMIT %d", $per_page ), ARRAY_A );
if ( empty( $converted_images ) || ! is_countable( $converted_images ) || 0 === count( $converted_images ) ) {
die( wp_json_encode( array( 'finished' => 1 ) ) );
}
// Because some plugins might have loose filters (looking at you WPML).
remove_all_filters( 'wp_delete_file' );
foreach ( $converted_images as $optimized_image ) {
++$completed;
$file = ewww_image_optimizer_absolutize_path( $optimized_image['converted'] );
ewwwio_debug_message( "$file was converted, checking if it still exists" );
if ( ! ewww_image_optimizer_stream_wrapped( $file ) && ewwwio_is_file( $file ) ) {
ewwwio_debug_message( "removing original: $file" );
if ( ewwwio_delete_file( $file ) ) {
ewwwio_debug_message( "removed $file" );
} else {
/* translators: %s: file name */
die( wp_json_encode( array( 'error' => sprintf( esc_html__( 'Could not delete %s, please remove manually or fix permissions and try again.', 'ewww-image-optimizer' ), esc_html( $file ) ) ) ) );
}
}
$wpdb->update(
$wpdb->ewwwio_images,
array(
'converted' => '',
),
array(
'id' => $optimized_image['id'],
)
);
} // End foreach().
die( wp_json_encode( array( 'completed' => $completed ) ) );
}
/**
* Cleanup WebP images using records from the ewwwio_images table.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_webp_clean_handler() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
global $wpdb;
$completed = 0;
$per_page = 50;
$resume = get_option( 'ewww_image_optimizer_webp_clean_position' );
$position = is_array( $resume ) && ! empty( $resume['stage2'] ) ? (int) $resume['stage2'] : 0;
ewwwio_debug_message( "searching for $per_page records starting at $position" );
$optimized_images = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->ewwwio_images WHERE id > %d AND pending = 0 AND image_size > 0 AND updates > 0 ORDER BY id LIMIT %d", $position, $per_page ), ARRAY_A );
if ( empty( $optimized_images ) || ! is_countable( $optimized_images ) || 0 === count( $optimized_images ) ) {
delete_option( 'ewww_image_optimizer_webp_clean_position' );
die( wp_json_encode( array( 'finished' => 1 ) ) );
}
// Because some plugins might have loose filters (looking at you WPML).
remove_all_filters( 'wp_delete_file' );
foreach ( $optimized_images as $optimized_image ) {
++$completed;
ewww_image_optimizer_aux_images_webp_clean( $optimized_image );
}
$resume['stage2'] = $optimized_image['id'];
update_option( 'ewww_image_optimizer_webp_clean_position', $resume, false );
die( wp_json_encode( array( 'completed' => $completed ) ) );
}
/**
* Remove WebP images via db record.
*
* @param array $optimized_image The database record for an image from the optimization history.
*/
function ewww_image_optimizer_aux_images_webp_clean( $optimized_image ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
$file = ewww_image_optimizer_absolutize_path( $optimized_image['path'] );
ewwwio_debug_message( "looking for $file.webp" );
if ( ! ewww_image_optimizer_stream_wrapped( $file ) && ewwwio_is_file( $file ) && ewwwio_is_file( $file . '.webp' ) ) {
ewwwio_debug_message( "removing: $file.webp" );
if ( ewwwio_delete_file( $file . '.webp' ) ) {
ewwwio_debug_message( "removed $file.webp" );
} else {
if ( wp_doing_ajax() ) {
/* translators: %s: file name */
die( wp_json_encode( array( 'error' => sprintf( esc_html__( 'Could not delete %s, please remove manually or fix permissions and try again.', 'ewww-image-optimizer' ), esc_html( $file . '.webp' ) ) ) ) );
} elseif ( defined( 'WP_CLI' ) && WP_CLI ) {
WP_CLI::error(
sprintf(
/* translators: %s: file name */
esc_html__( 'Could not delete %s, please remove manually or fix permissions and try again.', 'ewww-image-optimizer' ),
esc_html( $file . '.webp' )
)
);
}
}
}
if ( ! empty( $optimized_image['converted'] ) ) {
$file = ewww_image_optimizer_absolutize_path( $optimized_image['converted'] );
ewwwio_debug_message( "$file was converted, checking if webp version exists" );
if ( ! ewww_image_optimizer_stream_wrapped( $file ) && ewwwio_is_file( $file ) && ewwwio_is_file( $file . '.webp' ) ) {
ewwwio_debug_message( "removing: $file.webp" );
if ( ewwwio_delete_file( $file . '.webp' ) ) {
ewwwio_debug_message( "removed $file.webp" );
} else {
if ( wp_doing_ajax() ) {
/* translators: %s: file name */
die( wp_json_encode( array( 'error' => sprintf( esc_html__( 'Could not delete %s, please remove manually or fix permissions and try again.', 'ewww-image-optimizer' ), esc_html( $file . '.webp' ) ) ) ) );
} elseif ( defined( 'WP_CLI' ) && WP_CLI ) {
WP_CLI::error(
sprintf(
/* translators: %s: file name */
esc_html__( 'Could not delete %s, please remove manually or fix permissions and try again.', 'ewww-image-optimizer' ),
esc_html( $file . '.webp' )
)
);
}
}
}
}
}
/**
* Cleanup WebP images via AJAX for a particular attachment.
*
* @global object $wpdb
*/
function ewww_image_optimizer_delete_webp_handler() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
global $wpdb;
$resume = get_option( 'ewww_image_optimizer_webp_clean_position' );
$position = is_array( $resume ) && ! empty( $resume['stage1'] ) ? (int) $resume['stage1'] : 0;
$id = (int) $wpdb->get_var(
$wpdb->prepare(
"SELECT ID FROM $wpdb->posts WHERE ID > %d AND post_type = 'attachment' AND (post_mime_type LIKE %s OR post_mime_type LIKE %s) ORDER BY ID LIMIT 1",
(int) $position,
'%image%',
'%pdf%'
)
);
if ( ! $id ) {
die( wp_json_encode( array( 'finished' => 1 ) ) );
}
// Because some plugins might have loose filters (looking at you WPML).
remove_all_filters( 'wp_delete_file' );
ewww_image_optimizer_delete_webp( $id );
$resume['stage1'] = (int) $id;
update_option( 'ewww_image_optimizer_webp_clean_position', $resume, false );
die( wp_json_encode( array( 'completed' => 1 ) ) );
}
/**
* Cleanup WebP images for a particular attachment.
*
* @global object $wpdb
*
* @param int $id Attachment ID number for an image.
*/
function ewww_image_optimizer_delete_webp( $id ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
global $wpdb;
// Finds non-meta images to remove from disk, and from db, as well as converted originals.
$optimized_images = $wpdb->get_results(
$wpdb->prepare(
"SELECT path,converted FROM $wpdb->ewwwio_images WHERE attachment_id = %d AND gallery = 'media'",
$id
),
ARRAY_A
);
if ( $optimized_images ) {
if ( ewww_image_optimizer_iterable( $optimized_images ) ) {
foreach ( $optimized_images as $image ) {
if ( ! empty( $image['path'] ) ) {
$image['path'] = ewww_image_optimizer_absolutize_path( $image['path'] );
}
if ( ! empty( $image['path'] ) ) {
ewwwio_debug_message( 'looking for: ' . $image['path'] . '.webp' );
if ( ewwwio_is_file( $image['path'] ) && ewwwio_is_file( $image['path'] . '.webp' ) ) {
ewwwio_debug_message( 'removing: ' . $image['path'] . '.webp' );
ewwwio_delete_file( $image['path'] . '.webp' );
}
$webpfileold = preg_replace( '/\.\w+$/', '.webp', $image['path'] );
if (
! preg_match( '/\.webp$/', $image['path'] ) &&
ewwwio_is_file( $image['path'] ) &&
ewwwio_is_file( $webpfileold )
) {
ewwwio_debug_message( 'removing: ' . $webpfileold );
ewwwio_delete_file( $webpfileold );
}
}
if ( ! empty( $image['converted'] ) && ewwwio_is_file( $image['converted'] ) && ewwwio_is_file( $image['converted'] . '.webp' ) ) {
ewwwio_debug_message( 'removing: ' . $image['converted'] . '.webp' );
ewwwio_delete_file( $image['converted'] . '.webp' );
}
}
}
}
$s3_path = false;
$s3_dir = false;
if ( ewww_image_optimizer_s3_uploads_enabled() ) {
$s3_path = get_attached_file( $id );
if ( 0 === strpos( $s3_path, 's3://' ) ) {
ewwwio_debug_message( 'removing: ' . $s3_path . '.webp' );
unlink( $s3_path . '.webp' );
}
$s3_dir = trailingslashit( dirname( $s3_path ) );
}
// Retrieve the image metadata.
$meta = wp_get_attachment_metadata( $id );
// If the attachment has an original file set.
if ( ! empty( $meta['orig_file'] ) ) {
// Get the filepath from the metadata.
$file_path = $meta['orig_file'];
// Get the base filename.
$filename = wp_basename( $file_path );
// Delete any residual webp versions.
$webpfile = $file_path . '.webp';
$webpfileold = preg_replace( '/\.\w+$/', '.webp', $file_path );
if ( ewwwio_is_file( $file_path ) && ewwwio_is_file( $webpfile ) ) {
ewwwio_debug_message( 'removing: ' . $webpfile );
ewwwio_delete_file( $webpfile );
}
if (
! preg_match( '/\.webp$/', $file_path ) &&
ewwwio_is_file( $file_path ) &&
ewwwio_is_file( $webpfileold )
) {
ewwwio_debug_message( 'removing: ' . $webpfileold );
ewwwio_delete_file( $webpfileold );
}
}
$file_path = get_attached_file( $id );
// If the attachment has an original file set.
if ( ! empty( $meta['original_image'] ) ) {
// One way or another, $file_path is now set, and we can get the base folder name.
$base_dir = dirname( $file_path ) . '/';
// Get the original filename from the metadata.
$orig_path = $base_dir . wp_basename( $meta['original_image'] );
// Delete any residual webp versions.
$webpfile = $orig_path . '.webp';
if ( ewwwio_is_file( $orig_path ) && ewwwio_is_file( $webpfile ) ) {
ewwwio_debug_message( 'removing: ' . $webpfile );
ewwwio_delete_file( $webpfile );
}
if ( $s3_path && $s3_dir && wp_basename( $meta['original_image'] ) ) {
ewwwio_debug_message( 'removing: ' . $s3_dir . wp_basename( $meta['original_image'] ) . '.webp' );
unlink( $s3_dir . wp_basename( $meta['original_image'] ) . '.webp' );
}
}
// Resized versions, so we can continue.
if ( isset( $meta['sizes'] ) && ewww_image_optimizer_iterable( $meta['sizes'] ) ) {
// One way or another, $file_path is now set, and we can get the base folder name.
$base_dir = dirname( $file_path ) . '/';
foreach ( $meta['sizes'] as $size => $data ) {
// Delete any residual webp versions.
$webpfile = $base_dir . wp_basename( $data['file'] ) . '.webp';
$webpfileold = preg_replace( '/\.\w+$/', '.webp', $base_dir . wp_basename( $data['file'] ) );
if ( ewwwio_is_file( $base_dir . wp_basename( $data['file'] ) ) && ewwwio_is_file( $webpfile ) ) {
ewwwio_debug_message( 'removing: ' . $webpfile );
ewwwio_delete_file( $webpfile );
}
if (
! preg_match( '/\.webp$/', $base_dir . wp_basename( $data['file'] ) ) &&
ewwwio_is_file( $base_dir . wp_basename( $data['file'] ) ) &&
ewwwio_is_file( $webpfileold )
) {
ewwwio_debug_message( 'removing: ' . $webpfileold );
ewwwio_delete_file( $webpfileold );
}
if ( $s3_path && $s3_dir && wp_basename( $data['file'] ) ) {
ewwwio_debug_message( 'removing: ' . $s3_dir . wp_basename( $data['file'] ) . '.webp' );
unlink( $s3_dir . wp_basename( $data['file'] ) . '.webp' );
}
// If the original resize is set, and still exists.
if (
! empty( $data['orig_file'] ) &&
ewwwio_is_file( $base_dir . $data['orig_file'] ) &&
ewwwio_is_file( $base_dir . $data['orig_file'] . '.webp' )
) {
ewwwio_debug_message( 'removing: ' . $base_dir . $data['orig_file'] . '.webp' );
ewwwio_delete_file( $base_dir . $data['orig_file'] . '.webp' );
}
}
}
ewwwio_debug_message( "looking for: $file_path.webp" );
if ( ewwwio_is_file( $file_path ) && ewwwio_is_file( $file_path . '.webp' ) ) {
ewwwio_debug_message( 'removing: ' . $file_path . '.webp' );
ewwwio_delete_file( $image['path'] . '.webp' );
}
$webpfileold = preg_replace( '/\.\w+$/', '.webp', $file_path );
if (
! preg_match( '/\.webp$/', $file_path ) &&
ewwwio_is_file( $file_path ) &&
ewwwio_is_file( $webpfileold )
) {
ewwwio_debug_message( 'removing: ' . $webpfileold );
ewwwio_delete_file( $webpfileold );
}
}
/**
* Cleans up original_image via AJAX for a particular attachment.
*/
function ewww_image_optimizer_ajax_delete_original() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
if ( ! empty( $_POST['delete_originals_done'] ) ) {
delete_option( 'ewww_image_optimizer_delete_originals_resume' );
die( wp_json_encode( array( 'done' => 1 ) ) );
}
if ( empty( $_POST['attachment_id'] ) ) {
die( wp_json_encode( array( 'error' => esc_html__( 'Missing attachment ID number.', 'ewww-image-optimizer' ) ) ) );
}
// Because some plugins might have loose filters (looking at you WPML).
remove_all_filters( 'wp_delete_file' );
$id = (int) $_POST['attachment_id'];
$new_meta = ewwwio_remove_original_image( $id );
if ( ewww_image_optimizer_iterable( $new_meta ) ) {
wp_update_attachment_metadata( $id, $new_meta );
}
update_option( 'ewww_image_optimizer_delete_originals_resume', $id, false );
die( wp_json_encode( array( 'completed' => 1 ) ) );
}
/**
* Cleanup duplicate and unreferenced records from the images table.
*
* Called via AJAX to find records from the images table and checks them for duplicates and
* references to non-existent files.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_clean() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
global $wpdb;
$per_page = 500;
$offset = empty( $_POST['ewww_offset'] ) ? 0 : $per_page * (int) $_POST['ewww_offset'];
$already_optimized = $wpdb->get_results( $wpdb->prepare( "SELECT path,orig_size,image_size,id,backup,updated FROM $wpdb->ewwwio_images WHERE pending=0 AND image_size > 0 ORDER BY id DESC LIMIT %d,%d", $offset, $per_page ), ARRAY_A );
foreach ( $already_optimized as $optimized_image ) {
$file = ewww_image_optimizer_absolutize_path( $optimized_image['path'] );
ewwwio_debug_message( "checking $file for duplicates and dereferences" );
// Will remove duplicates.
ewww_image_optimizer_find_already_optimized( $file );
if ( ! ewww_image_optimizer_stream_wrapped( $file ) && ! ewwwio_is_file( $file ) ) {
ewwwio_debug_message( "removing defunct record for $file" );
$wpdb->delete(
$wpdb->ewwwio_images,
array(
'id' => $optimized_image['id'],
),
array( '%d' )
);
}
} // End foreach().
die( wp_json_encode( array( 'success' => 1 ) ) );
}
/**
* Cleanup and migrate optimization data from wp_postmeta to the images table.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_meta_clean() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
global $wpdb;
$per_page = 50;
$offset = empty( $_POST['ewww_offset'] ) ? 0 : (int) $_POST['ewww_offset'];
ewwwio_debug_message( "getting $per_page attachments, starting at $offset" );
$attachments = $wpdb->get_col(
$wpdb->prepare(
"SELECT ID FROM $wpdb->posts WHERE post_type = 'attachment' AND (post_mime_type LIKE %s OR post_mime_type LIKE %s) ORDER BY ID ASC LIMIT %d,%d",
'%image%',
'%pdf%',
$offset,
$per_page
)
);
if ( empty( $attachments ) ) {
die( wp_json_encode( array( 'done' => 1 ) ) );
}
foreach ( $attachments as $attachment_id ) {
ewwwio_debug_message( "checking $attachment_id for migration" );
$meta = wp_get_attachment_metadata( $attachment_id );
if ( is_array( $meta ) ) {
ewww_image_optimizer_migrate_meta_to_db( $attachment_id, $meta );
}
}
die( wp_json_encode( array( 'success' => $per_page ) ) );
}
/**
* Find the number of optimized images in the ewwwio_images table.
*
* @param bool $cached Whether to use a cached value.
* @global object $wpdb
* @return int The total number of records in the images table that are not pending and have a
* valid file-size.
*/
function ewww_image_optimizer_aux_images_table_count( $cached = false ) {
if ( $cached ) {
$count = get_transient( 'ewwwio_images_table_count' );
if ( $count ) {
return (int) $count;
}
}
global $wpdb;
$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE pending=0 AND image_size > 0 AND updates > 0" );
// Verify that an authorized user has called function.
$permissions = apply_filters( 'ewww_image_optimizer_bulk_permissions', '' );
if ( ! empty( $_REQUEST['ewww_inline'] ) &&
( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) )
) {
die();
} elseif ( ! empty( $_REQUEST['ewww_inline'] ) ) {
ewwwio_ob_clean();
echo (int) $count;
ewwwio_memory( __FUNCTION__ );
die();
}
if ( $cached && $count ) {
set_transient( 'ewwwio_images_table_count', (int) $count, HOUR_IN_SECONDS );
}
ewwwio_memory( __FUNCTION__ );
return (int) $count;
}
/**
* Find the number of un-optimized images in the ewwwio_images table.
*
* @global object $wpdb
* @return int Number of pending images in queue.
*/
function ewww_image_optimizer_aux_images_table_count_pending() {
global $wpdb;
$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE pending=1" );
return $count;
}
/**
* Find the number of un-optimized (media) images in the ewwwio_images table.
*
* This is useful to know if we need to alert the user when the bulk attachments array is empty.
*
* @global object $wpdb
* @return int Number of pending media images in queue.
*/
function ewww_image_optimizer_aux_images_table_count_pending_media() {
global $wpdb;
$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->ewwwio_images WHERE pending=1 AND gallery='media'" );
return $count;
}
/**
* Set a batch of images to pending.
*
* @global object $wpdb
*
* @param array $reset_images A list of images to reset in the ewwwio_images table.
*/
function ewww_image_optimizer_reset_images( $reset_images ) {
if ( ! ewww_image_optimizer_iterable( $reset_images ) ) {
return;
}
array_walk( $reset_images, 'intval' );
global $wpdb;
/**
* Set a maximum for a query, 1k less than WPE's 16k limit, just to be safe.
*
* @param int 15000 The maximum query length.
*/
$max_query_length = apply_filters( 'ewww_image_optimizer_max_query_length', 15000 );
$reset_images_sql = '';
foreach ( $reset_images as $reset_image ) {
if ( strlen( $reset_images_sql ) > $max_query_length ) {
$reset_images_sql = rtrim( $reset_images_sql, ',' );
$updated = $wpdb->query( "UPDATE $wpdb->ewwwio_images SET pending = 1, updated = updated WHERE id IN ($reset_images_sql)" ); // phpcs:ignore WordPress.DB.PreparedSQL
if ( ! $updated ) {
ewwwio_debug_message( 'db error: ' . $wpdb->last_error );
}
$reset_images_sql = '';
}
$reset_images_sql .= $reset_image . ',';
}
$reset_images_sql = rtrim( $reset_images_sql, ',' );
$updated = $wpdb->query( "UPDATE $wpdb->ewwwio_images SET pending = 1, updated = updated WHERE id IN ($reset_images_sql)" ); // phpcs:ignore WordPress.DB.PreparedSQL
if ( ! $updated ) {
ewwwio_debug_message( 'db error: ' . $wpdb->last_error );
}
}
/**
* Remove all un-optimized images from the ewwwio_images table.
*
* @global object $wpdb
*/
function ewww_image_optimizer_delete_pending() {
global $wpdb;
$wpdb->query( "DELETE from $wpdb->ewwwio_images WHERE pending=1 AND (image_size IS NULL OR image_size = 0)" );
$wpdb->update(
$wpdb->ewwwio_images,
array(
'pending' => 0,
),
array(
'pending' => 1,
)
);
}
/**
* Remove an un-optimized image from the ewwwio_images table.
*
* If the image was previously optimized, then simply toggle the pending column.
*
* @param int $id The ID of the pending image in the db.
* @global object $wpdb
*/
function ewww_image_optimizer_delete_pending_image( $id ) {
global $wpdb;
$deleted = $wpdb->query( $wpdb->prepare( "DELETE from $wpdb->ewwwio_images WHERE id=%d AND pending=1 AND (image_size IS NULL OR image_size = 0)", $id ) );
if ( ! $deleted ) {
ewww_image_optimizer_toggle_pending_image( $id );
}
}
/**
* Toggle the pending flag for an image in the ewwwio_images table.
*
* @param int $id The ID of the pending image in the db.
* @global object $wpdb
*/
function ewww_image_optimizer_toggle_pending_image( $id ) {
global $wpdb;
$wpdb->update(
$wpdb->ewwwio_images,
array(
'pending' => 0,
'retrieve' => '',
),
array(
'id' => $id,
)
);
}
/**
* Retrieve the number images from the ewwwio_queue table.
*
* @since 4.6.0
*
* @param string $gallery The type of attachments to count from the queue. Default is media library.
* @global object $wpdb
*/
function ewww_image_optimizer_count_attachments( $gallery = 'media' ) {
global $wpdb;
$count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->ewwwio_queue WHERE gallery = %s", $gallery ) );
return $count;
}
/**
* Retrieve the number of un-scanned images from the ewwwio_queue table.
*
* @since 4.6.0
*
* @param string $gallery The type of attachments to count from the queue.
* @global object $wpdb
*/
function ewww_image_optimizer_count_unscanned_attachments( $gallery = 'media' ) {
global $wpdb;
$count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->ewwwio_queue WHERE gallery = %s AND scanned = 0", $gallery ) );
return $count;
}
/**
* Retrieve unscanned images from the ewwwio_queue table.
*
* @since 4.6.0
*
* @param string $gallery The type of attachments for which to search.
* @param int $limit The maximum number of unscanned attachments to retrieve.
* @return array A list of unscanned attachments. Will always be an array of integers.
* @global object $wpdb
*/
function ewww_image_optimizer_get_unscanned_attachments( $gallery, $limit = 1000 ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
global $wpdb;
// Retrieve the attachment IDs that were pre-loaded in the database.
$selected_ids = $wpdb->get_col( $wpdb->prepare( "SELECT attachment_id FROM $wpdb->ewwwio_queue WHERE gallery = %s AND scanned = 0 LIMIT %d", $gallery, $limit ) );
if ( empty( $selected_ids ) ) {
ewwwio_debug_message( 'no attachments found for scanning' );
return array();
}
array_walk( $selected_ids, 'intval' );
ewwwio_debug_message( 'selected items: ' . count( $selected_ids ) );
return $selected_ids;
}
/**
* Check to see if an attachment has any more sizes that are pending.
*
* @param int $id The ID of the attachment/image.
* @param string $gallery The type of image to look for. Optional, default is 'media'.
* @return int The number of pending sizes in the database.
* @global object $wpdb
*/
function ewww_image_optimizer_attachment_has_pending_sizes( $id, $gallery = 'media' ) {
global $wpdb;
$id = (int) $id;
return $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(id) FROM $wpdb->ewwwio_images WHERE attachment_id = %d AND gallery = %s AND pending = 1", $id, $gallery ) );
}
/**
* Check to see if an image is in the queue.
*
* @param int $id The ID of the attachment/image.
* @param string $gallery The type of image to look for. Optional.
* @return bool True if it's still in the queue.
* @global object $wpdb
*/
function ewww_image_optimizer_image_is_pending( $id, $gallery = 'media' ) {
global $wpdb;
$id = (int) $id;
return $wpdb->get_var( $wpdb->prepare( "SELECT attachment_id FROM $wpdb->ewwwio_queue WHERE attachment_id = %d AND gallery = %s", $id, $gallery ) );
}
/**
* Count all the images (and PDFs) from the wp_posts table.
*
* @global object $wpdb
*
* @return int The number of image and PDF attachments in the posts table.
*/
function ewww_image_optimizer_count_all_attachments() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
global $wpdb;
return $wpdb->get_var(
$wpdb->prepare(
"SELECT count(ID) FROM $wpdb->posts WHERE post_type = 'attachment' AND (post_mime_type LIKE %s OR post_mime_type LIKE %s)",
'%image%',
'%pdf%'
)
);
}
/**
* Retrieve all the images (and PDFs) from the wp_posts table.
*
* @global object $wpdb
*/
function ewww_image_optimizer_get_all_attachments() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
$start_id = get_option( 'ewww_image_optimizer_delete_originals_resume', 0 );
global $wpdb;
$attachments = $wpdb->get_col(
$wpdb->prepare(
"SELECT ID FROM $wpdb->posts WHERE ID > %d AND post_type = 'attachment' AND (post_mime_type LIKE %s OR post_mime_type LIKE %s) ORDER BY ID DESC",
(int) $start_id,
'%image%',
'%pdf%'
)
);
if ( empty( $attachments ) || ! is_countable( $attachments ) || 0 === count( $attachments ) ) {
delete_option( 'ewww_image_optimizer_delete_originals_resume' );
die( wp_json_encode( array( 'error' => esc_html__( 'No media uploads found.', 'ewww-image-optimizer' ) ) ) );
}
ewwwio_debug_message( gettype( $attachments ) );
die( wp_json_encode( $attachments ) );
}
/**
* Count all the image (and PDF) attachments that are remaining for WebP cleanup.
*
* @global object $wpdb
*/
function ewww_image_optimizer_webp_attachment_count() {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
$permissions = apply_filters( 'ewww_image_optimizer_admin_permissions', '' );
if ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-tools' ) || ! current_user_can( $permissions ) ) {
ewwwio_ob_clean();
die( wp_json_encode( array( 'error' => esc_html__( 'Access token has expired, please reload the page.', 'ewww-image-optimizer' ) ) ) );
}
$resume = get_option( 'ewww_image_optimizer_webp_clean_position' );
$start_id = is_array( $resume ) && ! empty( $resume['stage1'] ) ? (int) $resume['stage1'] : 0;
global $wpdb;
$total_attachments = (int) $wpdb->get_var(
$wpdb->prepare(
"SELECT count(ID) FROM $wpdb->posts WHERE ID > %d AND post_type = 'attachment' AND (post_mime_type LIKE %s OR post_mime_type LIKE %s)",
(int) $start_id,
'%image%',
'%pdf%'
)
);
die( wp_json_encode( array( 'total' => (int) $total_attachments ) ) );
}
/**
* Retrieve an image ID from the ewwwio_queue table.
*
* @since 4.6.0
*
* @param string $gallery The type of attachment to find.
* @param int $limit The maximum number of unscanned attachments to retrieve.
* @return array The ID list for queued/scanned attachments.
* @global object $wpdb
*/
function ewww_image_optimizer_get_queued_attachments( $gallery, $limit = 100 ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
global $wpdb;
// Retrieve the attachment IDs that were pre-loaded in the database.
$selected_ids = $wpdb->get_col( $wpdb->prepare( "SELECT attachment_id FROM $wpdb->ewwwio_queue WHERE gallery = %s AND scanned = 1 ORDER BY attachment_id DESC LIMIT %d", $gallery, $limit ) );
if ( empty( $selected_ids ) ) {
ewwwio_debug_message( 'no attachments found in queue' );
return array( 0 );
}
array_walk( $selected_ids, 'intval' );
ewwwio_debug_message( 'selected items: ' . count( $selected_ids ) );
return $selected_ids;
}
/**
* Insert a batch of attachment IDs into the ewwwio_queue table.
*
* @since 4.6.0
*
* @param array $ids The list of attachment IDs to insert.
* @param string $gallery The type of attachments to insert. Defaults to media library.
* @global object $wpdb
*/
function ewww_image_optimizer_insert_unscanned( $ids, $gallery = 'media' ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
global $wpdb;
$images = array();
$id = array_shift( $ids );
while ( ! empty( $id ) ) {
$images[] = array(
'attachment_id' => (int) $id,
'gallery' => $gallery,
'force_reopt' => (int) ewwwio()->force,
'force_smart' => (int) ewwwio()->force_smart,
'webp_only' => (int) ewwwio()->webp_only,
);
$id = array_shift( $ids );
}
if ( $images ) {
$result = ewww_image_optimizer_mass_insert( $wpdb->ewwwio_queue, $images );
}
}
/**
* Update an image in the queue after it has been scanned.
*
* @since 4.6.0
*
* @param int $ids The attachment IDs to update.
* @param string $gallery The type of attachment to update. Defaults to media library.
* @global object $wpdb
*/
function ewww_image_optimizer_update_scanned_images( $ids, $gallery = 'media' ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
if ( ! ewww_image_optimizer_iterable( $ids ) ) {
return;
}
global $wpdb;
array_walk( $ids, 'intval' );
$ids_sql = '(' . implode( ',', $ids ) . ')';
$wpdb->query( $wpdb->prepare( "UPDATE $wpdb->ewwwio_queue SET scanned = 1 WHERE gallery = %s AND attachment_id IN $ids_sql", $gallery ) ); // phpcs:ignore WordPress.DB.PreparedSQL
}
/**
* Remove a batch of images from the ewwwio_queue table (usually when we are done with it).
*
* @since 4.6.0
*
* @param int $ids The attachment IDs to remove.
* @param string $gallery The type of attachment to remove. Defaults to media library.
* @global object $wpdb
*/
function ewww_image_optimizer_delete_queued_images( $ids, $gallery = 'media' ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
if ( ! ewww_image_optimizer_iterable( $ids ) ) {
return;
}
global $wpdb;
array_walk( $ids, 'intval' );
$ids_sql = '(' . implode( ',', $ids ) . ')';
$wpdb->query( $wpdb->prepare( "DELETE from $wpdb->ewwwio_queue WHERE gallery = %s AND attachment_id IN $ids_sql", $gallery ) ); // phpcs:ignore WordPress.DB.PreparedSQL
}
/**
* Remove all images from the ewwwio_queue table for the given 'gallery'.
*
* @since 4.6.0
*
* @param string $gallery The type of attachments to clear from the queue. Default media library.
* @global object $wpdb
*/
function ewww_image_optimizer_delete_queue_images( $gallery = 'media' ) {
global $wpdb;
$wpdb->query( $wpdb->prepare( "DELETE from $wpdb->ewwwio_queue WHERE gallery = %s", $gallery ) );
}
/**
* Searches for images to optimize in a specific folder.
*
* Scan a folder for images and mark unoptimized images in the database
* (inserts new records as necessary).
*
* @global object $wpdb
* @global array|string $optimized_list An associative array containing information from the images
* table, or 'low_memory', 'large_list', 'small_scan'.
*
* @param string $dir The absolute path of the folder to be scanned for unoptimized images.
* @param int $started Optional. The number of seconds since the overall scanning process started. Default 0.
*/
function ewww_image_optimizer_image_scan( $dir, $started = 0 ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
if ( ! is_dir( $dir ) ) {
ewwwio_debug_message( "$dir is not a directory, or unreadable" );
return;
}
$folders_completed = get_option( 'ewww_image_optimizer_aux_folders_completed' );
if ( ! is_array( $folders_completed ) ) {
$folders_completed = array();
}
if ( in_array( $dir, $folders_completed, true ) ) {
ewwwio_debug_message( "$dir already completed" );
return;
}
global $wpdb;
global $optimized_list;
global $ewww_scan;
$images = array();
$reset_images = array();
ewwwio_debug_message( "scanning folder for images: $dir" );
$iterator = new RecursiveIteratorIterator( new RecursiveDirectoryIterator( $dir ), RecursiveIteratorIterator::CHILD_FIRST, RecursiveIteratorIterator::CATCH_GET_CHILD );
$start = microtime( true );
if ( empty( $optimized_list ) || ! is_array( $optimized_list ) ) {
ewww_image_optimizer_optimized_list();
}
$file_counter = 0; // Used to track total files overall.
$image_count = 0; // Used to track number of files since last queue update.
if ( ewww_image_optimizer_stl_check() ) {
set_time_limit( 0 );
}
$supported_types = ewwwio()->get_supported_types();
foreach ( $iterator as $file ) {
if ( get_transient( 'ewww_image_optimizer_aux_iterator' ) && get_transient( 'ewww_image_optimizer_aux_iterator' ) > $file_counter ) {
continue;
}
if (
$started &&
'scheduled' !== $ewww_scan &&
0 === $file_counter % 100 &&
microtime( true ) - $started > apply_filters( 'ewww_image_optimizer_timeout', 15 )
) {
ewww_image_optimizer_reset_images( $reset_images );
if ( ! empty( $images ) ) {
ewww_image_optimizer_mass_insert( $wpdb->ewwwio_images, $images );
}
set_transient( 'ewww_image_optimizer_aux_iterator', $file_counter - 20, 300 ); // Keep track of where we left off, minus 20 to be safe.
$loading_image = plugins_url( '/images/wpspin.gif', __FILE__ );
ewwwio_ob_clean();
die(
wp_json_encode(
array(
'remaining' => '<p>' . esc_html__( 'Stage 2, please wait.', 'ewww-image-optimizer' ) . " <img src='$loading_image' /></p>",
'notice' => '',
)
)
);
} elseif (
$started &&
'scheduled' === $ewww_scan &&
0 === $file_counter % 100 &&
microtime( true ) - $started > apply_filters( 'ewww_image_optimizer_timeout', 15 )
) {
ewwwio_debug_message( 'ending current scan iteration, will fire off a new one shortly' );
ewww_image_optimizer_reset_images( $reset_images );
if ( ! empty( $images ) ) {
ewww_image_optimizer_mass_insert( $wpdb->ewwwio_images, $images );
}
set_transient( 'ewww_image_optimizer_aux_iterator', $file_counter - 20, 300 ); // Keep track of where we left off, minus 20 to be safe.
ewwwio()->async_scan->data(
array(
'ewww_scan' => 'scheduled',
)
)->dispatch();
die();
} elseif ( 'scheduled' === $ewww_scan && get_option( 'ewwwio_stop_scheduled_scan' ) ) {
ewwwio_debug_message( 'ending current scan iteration because of stop_scan' );
delete_option( 'ewwwio_stop_scheduled_scan' );
die();
}
if ( $ewww_scan && 0 === $file_counter % 100 && ! ewwwio_check_memory_available( 2097000 ) ) {
ewwwio_debug_message( 'ending current scan iteration because of memory constraints' );
if ( $file_counter < 100 ) {
ewwwio_ob_clean();
die(
wp_json_encode(
array(
'error' => esc_html__( 'Stage 2 unable to complete due to memory restrictions. Please increase the memory_limit setting for PHP and try again.', 'ewww-image-optimizer' ),
)
)
);
}
ewww_image_optimizer_reset_images( $reset_images );
if ( ! empty( $images ) ) {
ewww_image_optimizer_mass_insert( $wpdb->ewwwio_images, $images );
}
set_transient( 'ewww_image_optimizer_aux_iterator', $file_counter - 20, 300 ); // Keep track of where we left off, minus 20 to be safe.
$loading_image = plugins_url( '/images/wpspin.gif', __FILE__ );
ewwwio_ob_clean();
die(
wp_json_encode(
array(
'remaining' => '<p>' . esc_html__( 'Stage 2, please wait.', 'ewww-image-optimizer' ) . " <img src='$loading_image' /></p>",
'notice' => '',
)
)
);
}
++$file_counter;
if ( $file->isFile() ) {
$path = $file->getPathname();
if ( preg_match( '/(\/|\\\\)\./', $path ) && apply_filters( 'ewww_image_optimizer_ignore_hidden_files', true ) ) {
continue;
}
if ( defined( 'EWWW_IMAGE_OPTIMIZER_REAL_MIME' ) && EWWW_IMAGE_OPTIMIZER_REAL_MIME ) {
$mime = ewww_image_optimizer_mimetype( $path, 'i' );
} else {
$mime = ewww_image_optimizer_quick_mimetype( $path );
}
if ( ! in_array( $mime, $supported_types, true ) ) {
continue;
}
if ( apply_filters( 'ewww_image_optimizer_bypass', false, $path ) === true ) {
ewwwio_debug_message( "skipping $path as instructed" );
continue;
}
$already_optimized = false;
if ( ! is_array( $optimized_list ) && is_string( $optimized_list ) ) {
$already_optimized = ewww_image_optimizer_find_already_optimized( $path );
} elseif ( is_array( $optimized_list ) && isset( $optimized_list[ $path ] ) && ! empty( $optimized_list[ $path ] ) ) {
$already_optimized = $optimized_list[ $path ];
}
$should_resize = ewww_image_optimizer_should_resize( $path );
if ( is_array( $already_optimized ) && ! empty( $already_optimized ) ) {
if ( ! empty( $already_optimized['pending'] ) ) {
ewwwio_debug_message( "pending record for $path" );
continue;
}
$image_size = $file->getSize();
if ( $image_size < ewww_image_optimizer_get_option( 'ewww_image_optimizer_skip_size' ) ) {
ewwwio_debug_message( "file skipped due to filesize: $path" );
continue;
}
if ( 'image/png' === $mime && ewww_image_optimizer_get_option( 'ewww_image_optimizer_skip_png_size' ) && $image_size > ewww_image_optimizer_get_option( 'ewww_image_optimizer_skip_png_size' ) ) {
ewwwio_debug_message( "file skipped due to PNG filesize: $path" );
continue;
}
$compression_level = ewww_image_optimizer_get_level( $mime );
if ( ! empty( ewwwio()->force_smart ) && ewww_image_optimizer_level_mismatch( $already_optimized['level'], $compression_level ) ) {
$reset_images[] = (int) $already_optimized['id'];
ewwwio_debug_message( "smart re-opt found level mismatch for $path, db says " . $already_optimized['level'] . " vs. current $compression_level" );
} elseif ( $should_resize ) {
$reset_images[] = (int) $already_optimized['id'];
ewwwio_debug_message( "resize other existing found candidate for scaling: $path" );
} elseif ( (int) $already_optimized['image_size'] === $image_size && empty( ewwwio()->force ) ) {
ewwwio_debug_message( "match found for $path" );
continue;
} else {
$reset_images[] = (int) $already_optimized['id'];
ewwwio_debug_message( "mismatch found for $path, db says " . $already_optimized['image_size'] . " vs. current $image_size" );
}
} else {
$image_size = $file->getSize();
if ( $image_size < ewww_image_optimizer_get_option( 'ewww_image_optimizer_skip_size' ) ) {
ewwwio_debug_message( "file skipped due to filesize: $path" );
continue;
}
if ( 'image/png' === $mime && ewww_image_optimizer_get_option( 'ewww_image_optimizer_skip_png_size' ) && $image_size > ewww_image_optimizer_get_option( 'ewww_image_optimizer_skip_png_size' ) ) {
ewwwio_debug_message( "file skipped due to PNG filesize: $path" );
continue;
}
ewwwio_debug_message( "queuing $path" );
$path = ewww_image_optimizer_relativize_path( $path );
if ( seems_utf8( $path ) ) {
$utf8_file_path = $path;
} else {
$utf8_file_path = mb_convert_encoding( $path, 'UTF-8' );
}
$images[] = array(
'path' => $utf8_file_path,
'orig_size' => $image_size,
'pending' => 1,
);
++$image_count;
} // End if().
if ( false && $image_count > 1000 ) { // Disabled, should no longer be needed, as the mass_insert() function limits queries to 16k.
// Let's dump what we have so far to the db.
$image_count = 0;
ewww_image_optimizer_mass_insert( $wpdb->ewwwio_images, $images );
$images = array();
}
} // End if().
} // End foreach().
if ( ! empty( $images ) ) {
ewww_image_optimizer_mass_insert( $wpdb->ewwwio_images, $images );
}
set_transient( 'ewww_image_optimizer_aux_iterator', 0 );
ewww_image_optimizer_reset_images( $reset_images );
delete_transient( 'ewww_image_optimizer_aux_iterator' );
$end = microtime( true ) - $start;
ewwwio_debug_message( "query time for $file_counter files (seconds): $end" );
clearstatcache();
ewwwio_memory( __FUNCTION__ );
$folders_completed[] = $dir;
update_option( 'ewww_image_optimizer_aux_folders_completed', $folders_completed, false );
}
/**
* Convert all records in table to use filesize rather than md5sum.
*
* @global object $wpdb
*/
function ewww_image_optimizer_aux_images_convert() {
global $wpdb;
$old_records = $wpdb->get_results( "SELECT id,path,image_md5 FROM $wpdb->ewwwio_images", ARRAY_A );
foreach ( $old_records as $record ) {
if ( empty( $record['image_md5'] ) ) {
continue;
}
$record['path'] = ewww_image_optimizer_absolutize_path( $record['path'] );
if ( false !== strpos( $record['path'], 'phar://' ) ) {
continue;
}
$image_md5 = md5_file( $record['path'] );
if ( $image_md5 === $record['image_md5'] ) {
$filesize = ewww_image_optimizer_filesize( $record['path'] );
$wpdb->update(
$wpdb->ewwwio_images,
array(
'image_md5' => null,
'image_size' => $filesize,
),
array(
'id' => $record['id'],
)
);
} else {
$wpdb->delete(
$wpdb->ewwwio_images,
array(
'id' => $record['id'],
)
);
}
}
}
/**
* Searches for images to optimize.
*
* Scans all auxiliary folders, including some predefined ones, and those configured by the user.
* Used for the main bulk tool, and the scheduled optimization.
*
* @param string $hook Optional. Indicates if scheduled optimization is running.
* @global object $wpdb
* @return int Number of images ready to optimize.
*/
function ewww_image_optimizer_aux_images_script( $hook = '' ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
session_write_close();
// Retrieve the time when the scan starts.
$started = microtime( true );
if ( ! get_transient( 'ewww_image_optimizer_skip_aux' ) ) {
update_option( 'ewww_image_optimizer_aux_resume', 'scanning' );
set_transient( 'ewww_image_optimizer_aux_lock', time(), 60 );
ewwwio_debug_message( 'getting fresh list of files to optimize' );
// Collect a list of images from the current theme (and parent theme if applicable).
$child_path = get_stylesheet_directory();
$parent_path = get_template_directory();
ewww_image_optimizer_image_scan( $child_path, $started );
if ( $child_path !== $parent_path ) {
ewww_image_optimizer_image_scan( $parent_path, $started );
}
if ( ! function_exists( 'is_plugin_active' ) ) {
// Need to include the plugin library for the is_plugin_active function.
require_once ABSPATH . 'wp-admin/includes/plugin.php';
}
ewwwio_debug_message( 'checking for commonly-used folders' );
$upload_dir = wp_get_upload_dir();
ewww_image_optimizer_image_scan( $upload_dir['basedir'] . '/avatars', $started );
ewww_image_optimizer_image_scan( $upload_dir['basedir'] . '/group-avatars', $started );
ewww_image_optimizer_image_scan( $upload_dir['basedir'] . '/bpfb', $started );
ewww_image_optimizer_image_scan( $upload_dir['basedir'] . '/buddypress', $started );
ewww_image_optimizer_image_scan( WP_CONTENT_DIR . '/grand-media', $started );
if ( is_plugin_active( 'wp-symposium/wp-symposium.php' ) || is_plugin_active_for_network( 'wp-symposium/wp-symposium.php' ) ) {
ewww_image_optimizer_image_scan( get_option( 'symposium_img_path' ), $started );
}
if ( defined( 'WPS_CORE_PLUGINS' ) ) {
ewww_image_optimizer_image_scan( WP_CONTENT_DIR . '/wps-pro-content', $started );
}
if ( ewww_image_optimizer_get_option( 'ewww_image_optimizer_lazy_load' ) ) {
ewww_image_optimizer_image_scan( WP_CONTENT_DIR . '/ewww/lazy/', $started );
}
if ( is_plugin_active( 'ml-slider/ml-slider.php' ) || is_plugin_active_for_network( 'ml-slider/ml-slider.php' ) ) {
global $wpdb;
$slide_paths = array();
$slides = $wpdb->get_col(
"
SELECT wpposts.ID
FROM $wpdb->posts wpposts
INNER JOIN $wpdb->term_relationships term_relationships
ON wpposts.ID = term_relationships.object_id
INNER JOIN $wpdb->terms wpterms
ON term_relationships.term_taxonomy_id = wpterms.term_id
INNER JOIN $wpdb->term_taxonomy term_taxonomy
ON wpterms.term_id = term_taxonomy.term_id
WHERE term_taxonomy.taxonomy = 'ml-slider'
AND wpposts.post_type = 'attachment'
"
);
if ( ewww_image_optimizer_iterable( $slides ) ) {
foreach ( $slides as $slide ) {
$type = get_post_meta( $slide, 'ml-slider_type', true );
$type = $type ? $type : 'image'; // For backwards compatibility, fall back to 'image'.
if ( 'image' !== $type ) {
continue;
}
$backup_sizes = get_post_meta( $slide, '_wp_attachment_backup_sizes', true );
if ( ewww_image_optimizer_iterable( $backup_sizes ) ) {
foreach ( $backup_sizes as $backup_size => $meta ) {
if ( preg_match( '/resized-/', $backup_size ) ) {
$path = $meta['path'];
if ( ! ewwwio_is_file( $path ) ) {
continue;
}
$image_size = ewww_image_optimizer_filesize( $path );
if ( ! $image_size ) {
continue;
}
$already_optimized = ewww_image_optimizer_find_already_optimized( $path );
// A pending record already present.
if ( ! empty( $already_optimized ) && empty( $already_optimized['image_size'] ) ) {
continue;
}
$mimetype = ewww_image_optimizer_mimetype( $path, 'i' );
// This is a brand new image.
if ( preg_match( '/^image\/(jpeg|png|gif|svg\+xml)/', $mimetype ) && empty( $already_optimized ) ) {
$slide_paths[] = array(
'path' => ewww_image_optimizer_relativize_path( $path ),
'orig_size' => $image_size,
);
// This is a changed image.
} elseif ( preg_match( '/^image\/(jpeg|png|gif|svg\+xml)/', $mimetype ) && ! empty( $already_optimized ) && (int) $already_optimized['image_size'] !== $image_size ) {
$wpdb->query( $wpdb->prepare( "UPDATE $wpdb->ewwwio_images SET pending = 1 WHERE id = %d", $already_optimized['id'] ) );
}
}
}
}
}
} // End if().
if ( ! empty( $slide_paths ) ) {
ewww_image_optimizer_mass_insert( $wpdb->ewwwio_images, $slide_paths );
}
} // End if().
// Collect a list of images in auxiliary folders provided by user.
$aux_paths = ewww_image_optimizer_get_option( 'ewww_image_optimizer_aux_paths' );
if ( $aux_paths ) {
if ( ewww_image_optimizer_iterable( $aux_paths ) ) {
foreach ( $aux_paths as $aux_path ) {
ewww_image_optimizer_image_scan( $aux_path, $started );
}
}
}
// Scan images in two most recent media library folders if the option is enabled, and this is a scheduled optimization.
if ( 'ewww-image-optimizer-auto' === $hook && ewww_image_optimizer_get_option( 'ewww_image_optimizer_include_media_paths' ) ) {
// Retrieve the location of the WordPress upload folder.
$upload_dir = wp_get_upload_dir();
// Retrieve the path of the upload folder.
$upload_path = $upload_dir['basedir'];
$this_month = gmdate( 'm' );
$this_year = gmdate( 'Y' );
ewww_image_optimizer_image_scan( "$upload_path/$this_year/$this_month/", $started );
if ( class_exists( 'DateTime' ) ) {
$date = new DateTime();
$date->sub( new DateInterval( 'P1M' ) );
$last_year = $date->format( 'Y' );
$last_month = $date->format( 'm' );
ewww_image_optimizer_image_scan( "$upload_path/$last_year/$last_month/", $started );
}
}
} // End if().
$image_count = (int) ewww_image_optimizer_aux_images_table_count_pending();
ewwwio_debug_message( "found $image_count images to optimize while scanning" );
update_option( 'ewww_image_optimizer_aux_folders_completed', array(), false );
update_option( 'ewww_image_optimizer_aux_resume', '' );
update_option( 'ewww_image_optimizer_bulk_resume', '' );
delete_transient( 'ewww_image_optimizer_aux_lock' );
if ( wp_doing_ajax() && 'ewww-image-optimizer-auto' !== $hook && ( ! defined( 'WP_CLI' ) || ! WP_CLI ) ) {
$verify_cloud = ewww_image_optimizer_cloud_verify( ewww_image_optimizer_get_option( 'ewww_image_optimizer_cloud_key' ), false );
$usage = false;
if ( preg_match( '/great/', $verify_cloud ) ) {
$usage = ewww_image_optimizer_cloud_quota( true );
}
ewwwio_memory( __FUNCTION__ );
/* translators: %s: number of images */
$ready_msg = sprintf( esc_html( _n( 'There is %s image ready to optimize.', 'There are %s images ready to optimize.', $image_count, 'ewww-image-optimizer' ) ), '<strong>' . number_format_i18n( $image_count ) . '</strong>' );
if ( is_array( $usage ) && ! $usage['metered'] && ! $usage['unlimited'] ) {
$credits_available = $usage['licensed'] - $usage['consumed'];
if ( $credits_available < $image_count ) {
$ready_msg .= ' ' . esc_html__( 'You do not appear to have enough image credits to complete this operation.', 'ewww-image-optimizer' );
}
}
if ( $image_count > 1000 ) {
$ready_msg .= ' <a href="https://docs.ewww.io/article/20-why-do-i-have-so-many-images-on-my-site" target="_blank" data-beacon-article="58598744c697912ffd6c3eb4">' . esc_html__( 'Why are there so many images?', 'ewww-image-optimizer' ) . '</a>';
}
ewwwio_ob_clean();
die(
wp_json_encode(
array(
'ready' => $image_count,
'message' => $ready_msg,
/* translators: %s: number of images */
'start_button' => esc_attr( sprintf( __( 'Optimize %s images', 'ewww-image-optimizer' ), number_format_i18n( $image_count ) ) ),
)
)
);
} elseif ( 'ewww-image-optimizer-auto' === $hook ) {
ewwwio_debug_message( 'retrieving images for scheduled queue' );
global $wpdb;
$images_queued = $wpdb->get_col( "SELECT id FROM $wpdb->ewwwio_images WHERE pending=1" );
if ( ewww_image_optimizer_iterable( $images_queued ) ) {
foreach ( $images_queued as $id ) {
ewwwio()->background_image->push_to_queue(
array(
'id' => $id,
'new' => 0,
)
);
}
}
ewwwio()->background_image->dispatch();
update_option( 'ewww_image_optimizer_aux_resume', '', false );
}
ewwwio_memory( __FUNCTION__ );
return $image_count;
}
/**
* Called by scheduled optimization to cleanup after ourselves.
*
* @param bool $auto Indicates whether or not the function is called from scheduled (auto) optimization mode.
*/
function ewww_image_optimizer_aux_images_cleanup( $auto = false ) {
ewwwio_debug_message( '<b>' . __FUNCTION__ . '()</b>' );
// Verify that an authorized user has started the optimizer.
$permissions = apply_filters( 'ewww_image_optimizer_bulk_permissions', '' );
if ( ! $auto && ( empty( $_REQUEST['ewww_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST['ewww_wpnonce'] ), 'ewww-image-optimizer-bulk' ) || ! current_user_can( $permissions ) ) ) {
ewwwio_ob_clean();
die( esc_html__( 'Access denied.', 'ewww-image-optimizer' ) );
}
// All done, so we can update the bulk options with empty values.
update_option( 'ewww_image_optimizer_aux_resume', '', false );
if ( ! $auto ) {
ewwwio_ob_clean();
// And let the user know we are done.
echo '<p><b>' . esc_html__( 'Finished', 'ewww-image-optimizer' ) . '</b></p>';
ewwwio_memory( __FUNCTION__ );
die();
}
}
add_action( 'wp_ajax_bulk_aux_images_table', 'ewww_image_optimizer_aux_images_table' );
add_action( 'wp_ajax_bulk_aux_images_table_count', 'ewww_image_optimizer_aux_images_table_count' );
add_action( 'wp_ajax_bulk_aux_images_table_clear', 'ewww_image_optimizer_aux_images_clear_all' );
add_action( 'wp_ajax_bulk_aux_images_exclude', 'ewww_image_optimizer_aux_images_exclude' );
add_action( 'wp_ajax_bulk_aux_images_remove', 'ewww_image_optimizer_aux_images_remove' );
add_action( 'wp_ajax_bulk_aux_images_restore_original', 'ewww_image_optimizer_bulk_restore_handler' );
add_action( 'wp_ajax_bulk_aux_images_count_converted', 'ewww_image_optimizer_aux_images_count_converted' );
add_action( 'wp_ajax_bulk_aux_images_converted_clean', 'ewww_image_optimizer_aux_images_converted_clean' );
add_action( 'wp_ajax_bulk_aux_images_table_clean', 'ewww_image_optimizer_aux_images_clean' );
add_action( 'wp_ajax_bulk_aux_images_meta_clean', 'ewww_image_optimizer_aux_meta_clean' );
add_action( 'wp_ajax_bulk_aux_images_webp_clean', 'ewww_image_optimizer_aux_images_webp_clean_handler' );
add_action( 'wp_ajax_bulk_aux_images_delete_webp', 'ewww_image_optimizer_delete_webp_handler' );
add_action( 'wp_ajax_bulk_aux_images_delete_original', 'ewww_image_optimizer_ajax_delete_original' );
add_action( 'wp_ajax_ewwwio_get_all_attachments', 'ewww_image_optimizer_get_all_attachments' );
add_action( 'wp_ajax_ewwwio_webp_attachment_count', 'ewww_image_optimizer_webp_attachment_count' );
// Non-AJAX handler(s) to reset tool resume option/placeholder.
add_action( 'admin_action_ewww_image_optimizer_reset_bulk_restore', 'ewww_image_optimizer_reset_bulk_restore' );
add_action( 'admin_action_ewww_image_optimizer_reset_webp_clean', 'ewww_image_optimizer_reset_webp_clean' );
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