function wr2x_delete_images($meta)
{
if (!wr2x_is_image_meta($meta)) {
return $meta;
}
$sizes = $meta['sizes'];
if (!$sizes || !is_array($sizes)) {
return $meta;
}
wr2x_log("* DELETE RETINA FOR ATTACHMENT '{$meta['file']}'");
$originalfile = $meta['file'];
$id = wr2x_get_attachment_id($originalfile);
$pathinfo = pathinfo($originalfile);
$uploads = wp_upload_dir();
$basepath = trailingslashit($uploads['basedir']) . $pathinfo['dirname'];
foreach ($sizes as $name => $attr) {
$pathinfo = pathinfo($attr['file']);
$retina_file = $pathinfo['filename'] . wr2x_retina_extension() . $pathinfo['extension'];
if (file_exists(trailingslashit($basepath) . $retina_file)) {
$fullpath = trailingslashit($basepath) . $retina_file;
unlink($fullpath);
do_action('wr2x_retina_file_removed', $id, $retina_file);
wr2x_log("Deleted '{$fullpath}'.");
}
}
// Remove full-size if there is any
$pathinfo = pathinfo($originalfile);
$retina_file = $pathinfo['filename'] . wr2x_retina_extension() . $pathinfo['extension'];
if (file_exists(trailingslashit($basepath) . $retina_file)) {
$fullpath = trailingslashit($basepath) . $retina_file;
unlink($fullpath);
do_action('wr2x_retina_file_removed', $id, $retina_file);
wr2x_log("Deleted '{$fullpath}'.");
}
return $meta;
}
function wr2x_wp_ajax_wr2x_replace()
{
$tmpfname = wr2x_check_get_ajax_uploaded_file();
$attachmentId = (int) $_POST['attachmentId'];
$meta = wp_get_attachment_metadata($attachmentId);
$current_file = get_attached_file($attachmentId);
wr2x_delete_attachment($attachmentId);
$pathinfo = pathinfo($current_file);
$basepath = $pathinfo['dirname'];
// Let's clean everything first
if (wp_attachment_is_image($attachmentId)) {
$sizes = wr2x_get_image_sizes();
foreach ($sizes as $name => $attr) {
if (isset($meta['sizes'][$name]) && isset($meta['sizes'][$name]['file']) && file_exists(trailingslashit($basepath) . $meta['sizes'][$name]['file'])) {
$normal_file = trailingslashit($basepath) . $meta['sizes'][$name]['file'];
$pathinfo = pathinfo($normal_file);
$retina_file = trailingslashit($pathinfo['dirname']) . $pathinfo['filename'] . wr2x_retina_extension() . $pathinfo['extension'];
// Test if the file exists and if it is actually a file (and not a dir)
// Some old WordPress Media Library are sometimes broken and link to directories
if (file_exists($normal_file) && is_file($normal_file)) {
unlink($normal_file);
}
if (file_exists($retina_file) && is_file($retina_file)) {
unlink($retina_file);
}
}
}
}
if (file_exists($current_file)) {
unlink($current_file);
}
// Insert the new file and delete the temporary one
rename($tmpfname, $current_file);
chmod($current_file, 0644);
// Generate the images
wp_update_attachment_metadata($attachmentId, wp_generate_attachment_metadata($attachmentId, $current_file));
$meta = wp_get_attachment_metadata($attachmentId);
wr2x_generate_images($meta);
// Get the results
$info = wr2x_retina_info($attachmentId);
$results[$attachmentId] = wpr2x_html_get_basic_retina_info($attachmentId, $info);
echo json_encode(array('success' => true, 'results' => $results, 'message' => __("Replaced successfully.", 'wp-retina-2x')));
die;
}
function ewww_image_optimizer_resize_upload($file)
{
// parts adapted from Imsanity (THANKS Jason!)
ewwwio_debug_message('<b>' . __FUNCTION__ . '()</b>');
if (!$file) {
return false;
}
// ewwwio_debug_message( print_r( $_SERVER, true ) );
if (!empty($_REQUEST['post_id']) || !empty($_REQUEST['action']) && $_REQUEST['action'] === 'upload-attachment' || !empty($_SERVER['HTTP_REFERER']) && strpos($_SERVER['HTTP_REFERER'], 'media-new.php')) {
$maxwidth = ewww_image_optimizer_get_option('ewww_image_optimizer_maxmediawidth');
$maxheight = ewww_image_optimizer_get_option('ewww_image_optimizer_maxmediaheight');
ewwwio_debug_message('resizing image from media library or attached to post');
} else {
$maxwidth = ewww_image_optimizer_get_option('ewww_image_optimizer_maxotherwidth');
$maxheight = ewww_image_optimizer_get_option('ewww_image_optimizer_maxotherheight');
ewwwio_debug_message('resizing images from somewhere else');
}
// allow other developers to modify the dimensions to their liking based on whatever parameters they might choose
list($maxwidth, $maxheight) = apply_filters('ewww_image_optimizer_resize_dimensions', array($maxwidth, $maxheight));
//check that options are not == 0
if ($maxwidth == 0 && $maxheight == 0) {
return false;
}
//check file type
$type = ewww_image_optimizer_mimetype($file, 'i');
if (strpos($type, 'image') === FALSE) {
ewwwio_debug_message('not an image, cannot resize');
return false;
}
//check file size (dimensions)
list($oldwidth, $oldheight) = getimagesize($file);
if ($oldwidth <= $maxwidth && $oldheight <= $maxheight) {
ewwwio_debug_message('image too small for resizing');
return false;
}
list($newwidth, $newheight) = wp_constrain_dimensions($oldwidth, $oldheight, $maxwidth, $maxheight);
if (!function_exists('wp_get_image_editor')) {
ewwwio_debug_message('no image editor function');
return false;
}
remove_filter('wp_image_editors', 'ewww_image_optimizer_load_editor', 60);
$editor = wp_get_image_editor($file);
if (is_wp_error($editor)) {
ewwwio_debug_message('could not get image editor');
return false;
}
if (function_exists('exif_read_data') && $type === 'image/jpeg') {
$exif = @exif_read_data($file);
if (is_array($exif) && array_key_exists('Orientation', $exif)) {
$orientation = $exif['Orientation'];
switch ($orientation) {
case 3:
$editor->rotate(180);
break;
case 6:
$editor->rotate(-90);
break;
case 8:
$editor->rotate(90);
break;
}
}
}
$resized_image = $editor->resize($newwidth, $newheight);
if (is_wp_error($resized_image)) {
ewwwio_debug_message('error during resizing');
return false;
}
$new_file = $editor->generate_filename('tmp');
$orig_size = filesize($file);
$saved = $editor->save($new_file);
if (is_wp_error($saved)) {
ewwwio_debug_message('error saving resized image');
}
add_filter('wp_image_editors', 'ewww_image_optimizer_load_editor', 60);
$new_size = ewww_image_optimizer_filesize($new_file);
if ($new_size && $new_size < $orig_size) {
// generate a retina file from the full original if they have WP Retina 2x Pro
if (function_exists('wr2x_is_pro') && wr2x_is_pro()) {
$full_size_needed = wr2x_getoption("full_size", "wr2x_basics", false);
if ($full_size_needed) {
// Is the file related to this size there?
$retina_file = '';
$pathinfo = pathinfo($file);
$retina_file = trailingslashit($pathinfo['dirname']) . $pathinfo['filename'] . wr2x_retina_extension() . $pathinfo['extension'];
if ($retina_file && !file_exists($retina_file) && wr2x_are_dimensions_ok($oldwidth, $oldheight, $newwidth * 2, $newheight * 2)) {
$image = wr2x_vt_resize($file, $newwidth * 2, $newheight * 2, false, $retina_file);
}
}
}
rename($new_file, $file);
// store info on the current image for future reference
global $wpdb;
$already_optimized = ewww_image_optimizer_find_already_optimized($file);
// if the original file has never been optimized, then just update the record that was created with the proper filename (because the resized file has usually been optimized)
if (empty($already_optimized)) {
$tmp_exists = $wpdb->update($wpdb->ewwwio_images, array('path' => $file, 'orig_size' => $orig_size), array('path' => $new_file));
// if the tmp file didn't get optimized (and it shouldn't), then just insert a dummy record to be updated shortly
if (!$tmp_exists) {
$wpdb->insert($wpdb->ewwwio_images, array('path' => $file, 'orig_size' => $orig_size));
}
// otherwise, we delete the record created from optimizing the resized file, and update our records for the original file
} else {
$temp_optimized = ewww_image_optimizer_find_already_optimized($new_file);
if (is_array($temp_optimized) && !empty($temp_optimized['id'])) {
$wpdb->delete($wpdb->ewwwio_images, array('id' => $temp_optimized['id']), array('%d'));
}
// should not need this, as the image will get optimized shortly
//ewww_image_optimizer_update_table( $file, $new_size, $orig_size );
}
return array($newwidth, $newheight);
}
if (file_exists($new_file)) {
unlink($new_file);
}
return false;
}
function wr2x_delete_images($meta)
{
if (!isset($meta['sizes'])) {
return $meta;
}
$sizes = $meta['sizes'];
if (!$sizes || !is_array($sizes)) {
return $meta;
}
$originalfile = $meta['file'];
$id = wr2x_get_attachment_id($originalfile);
$pathinfo = pathinfo($originalfile);
$uploads = wp_upload_dir();
$basepath = trailingslashit($uploads['basedir']) . $pathinfo['dirname'];
foreach ($sizes as $name => $attr) {
$pathinfo = pathinfo($attr['file']);
$retina_file = $pathinfo['filename'] . wr2x_retina_extension() . $pathinfo['extension'];
if (file_exists(trailingslashit($basepath) . $retina_file)) {
unlink(trailingslashit($basepath) . $retina_file);
do_action('wr2x_retina_file_removed', $id, $retina_file);
}
}
return $meta;
}
function wr2x_wp_ajax_wr2x_replace()
{
if (!current_user_can('upload_files')) {
echo json_encode(array('success' => false, 'message' => __("You do not have permission to upload files.", 'wp-retina-2x')));
die;
}
$data = $_POST['data'];
// Create the file as a TMP
$tmpfname = tempnam(sys_get_temp_dir(), "wpx_");
if ($tmpfname == FALSE) {
$tmpdir = sys_get_temp_dir();
if (!is_writable($tmpdir)) {
echo json_encode(array('success' => false, 'message' => __("You don't have the rights to use a temporary directory.", 'wp-retina-2x')));
} else {
echo json_encode(array('success' => false, 'message' => __("The temporary directory could not be created.", 'wp-retina-2x')));
}
die;
}
$handle = fopen($tmpfname, "w");
fwrite($handle, base64_decode($data));
fclose($handle);
// Check if it is an image
$file_info = getimagesize($tmpfname);
if (empty($file_info)) {
unlink($tmpfname);
echo json_encode(array('success' => false, 'message' => __("The file is not an image or the upload went wrong.", 'wp-retina-2x')));
die;
}
$filedata = wp_check_filetype_and_ext($tmpfname, $_POST['filename']);
if ($filedata["ext"] == "") {
unlink($current_file);
echo json_encode(array('success' => false, 'message' => __("You cannot use this file (wrong extension? wrong type?).", 'wp-retina-2x')));
die;
}
$attachmentId = (int) $_POST['attachmentId'];
$meta = wp_get_attachment_metadata($attachmentId);
$current_file = get_attached_file($attachmentId);
wr2x_delete_attachment($attachmentId);
$pathinfo = pathinfo($current_file);
$basepath = $pathinfo['dirname'];
// Let's clean everything first
if (wp_attachment_is_image($attachmentId)) {
$sizes = wr2x_get_image_sizes();
foreach ($sizes as $name => $attr) {
if (isset($meta['sizes'][$name]) && isset($meta['sizes'][$name]['file']) && file_exists(trailingslashit($basepath) . $meta['sizes'][$name]['file'])) {
$normal_file = trailingslashit($basepath) . $meta['sizes'][$name]['file'];
$pathinfo = pathinfo($normal_file);
$retina_file = trailingslashit($pathinfo['dirname']) . $pathinfo['filename'] . wr2x_retina_extension() . $pathinfo['extension'];
// Test if the file exists and if it is actually a file (and not a dir)
// Some old WordPress Media Library are sometimes broken and link to directories
if (file_exists($normal_file) && is_file($normal_file)) {
unlink($normal_file);
}
if (file_exists($retina_file) && is_file($retina_file)) {
unlink($retina_file);
}
}
}
}
if (file_exists($current_file)) {
unlink($current_file);
}
// Insert the new file and delete the temporary one
rename($tmpfname, $current_file);
chmod($current_file, 0644);
// Generate the images
wp_update_attachment_metadata($attachmentId, wp_generate_attachment_metadata($attachmentId, $current_file));
$meta = wp_get_attachment_metadata($attachmentId);
wr2x_generate_images($meta);
// Get the results
$info = wr2x_retina_info($attachmentId);
$results[$attachmentId] = $info;
echo json_encode(array('success' => true, 'results' => $results, 'message' => __("Replaced successfully.", 'wp-retina-2x')));
die;
}
