/**
* Crop an uploaded avatar
*
* $args has the following parameters:
* object - What component the avatar is for, e.g. "user"
* avatar_dir The absolute path to the avatar
* item_id - Item ID
* original_file - The absolute path to the original avatar file
* crop_w - Crop width
* crop_h - Crop height
* crop_x - The horizontal starting point of the crop
* crop_y - The vertical starting point of the crop
*
* @global object $bp BuddyPress global settings
* @param mixed $args
* @return bool Success/failure
*/
function bp_core_avatar_handle_crop($args = '')
{
global $bp;
$defaults = array('object' => 'user', 'avatar_dir' => 'avatars', 'item_id' => false, 'original_file' => false, 'crop_w' => bp_core_avatar_full_width(), 'crop_h' => bp_core_avatar_full_height(), 'crop_x' => 0, 'crop_y' => 0);
$r = nxt_parse_args($args, $defaults);
/***
* You may want to hook into this filter if you want to override this function.
* Make sure you return false.
*/
if (!apply_filters('bp_core_pre_avatar_handle_crop', true, $r)) {
return true;
}
extract($r, EXTR_SKIP);
if (!$original_file) {
return false;
}
$original_file = bp_core_avatar_upload_path() . $original_file;
if (!file_exists($original_file)) {
return false;
}
if (!$item_id) {
$avatar_folder_dir = apply_filters('bp_core_avatar_folder_dir', dirname($original_file), $item_id, $object, $avatar_dir);
} else {
$avatar_folder_dir = apply_filters('bp_core_avatar_folder_dir', bp_core_avatar_upload_path() . '/' . $avatar_dir . '/' . $item_id, $item_id, $object, $avatar_dir);
}
if (!file_exists($avatar_folder_dir)) {
return false;
}
require_once ABSPATH . '/nxt-admin/includes/image.php';
require_once ABSPATH . '/nxt-admin/includes/file.php';
// Delete the existing avatar files for the object
bp_core_delete_existing_avatar(array('object' => $object, 'avatar_path' => $avatar_folder_dir));
// Make sure we at least have a width and height for cropping
if (!(int) $crop_w) {
$crop_w = bp_core_avatar_full_width();
}
if (!(int) $crop_h) {
$crop_h = bp_core_avatar_full_height();
}
// Set the full and thumb filenames
$full_filename = nxt_hash($original_file . time()) . '-bpfull.jpg';
$thumb_filename = nxt_hash($original_file . time()) . '-bpthumb.jpg';
// Crop the image
$full_cropped = nxt_crop_image($original_file, (int) $crop_x, (int) $crop_y, (int) $crop_w, (int) $crop_h, bp_core_avatar_full_width(), bp_core_avatar_full_height(), false, $avatar_folder_dir . '/' . $full_filename);
$thumb_cropped = nxt_crop_image($original_file, (int) $crop_x, (int) $crop_y, (int) $crop_w, (int) $crop_h, bp_core_avatar_thumb_width(), bp_core_avatar_thumb_height(), false, $avatar_folder_dir . '/' . $thumb_filename);
// Remove the original
@unlink($original_file);
return true;
}
/**
* Display third step of custom header image page.
*
* @since 2.1.0
*/
function step_3()
{
check_admin_referer('custom-header-crop-image');
if (!current_theme_supports('custom-header-uploads')) {
nxt_die(__('Cheatin’ uh?'));
}
if ($_POST['oitar'] > 1) {
$_POST['x1'] = $_POST['x1'] * $_POST['oitar'];
$_POST['y1'] = $_POST['y1'] * $_POST['oitar'];
$_POST['width'] = $_POST['width'] * $_POST['oitar'];
$_POST['height'] = $_POST['height'] * $_POST['oitar'];
}
$attachment_id = absint($_POST['attachment_id']);
$original = get_attached_file($attachment_id);
$cropped = nxt_crop_image($attachment_id, (int) $_POST['x1'], (int) $_POST['y1'], (int) $_POST['width'], (int) $_POST['height'], HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT);
if (is_nxt_error($cropped)) {
nxt_die(__('Image could not be processed. Please go back and try again.'), __('Image Processing Error'));
}
$cropped = apply_filters('nxt_create_file_in_uploads', $cropped, $attachment_id);
// For replication
$parent = get_post($attachment_id);
$parent_url = $parent->guid;
$url = str_replace(basename($parent_url), basename($cropped), $parent_url);
// Construct the object array
$object = array('ID' => $attachment_id, 'post_title' => basename($cropped), 'post_content' => $url, 'post_mime_type' => 'image/jpeg', 'guid' => $url, 'context' => 'custom-header');
// Update the attachment
nxt_insert_attachment($object, $cropped);
nxt_update_attachment_metadata($attachment_id, nxt_generate_attachment_metadata($attachment_id, $cropped));
update_post_meta($attachment_id, '_nxt_attachment_is_custom_header', get_option('stylesheet'));
set_theme_mod('header_image', $url);
// cleanup
$medium = str_replace(basename($original), 'midsize-' . basename($original), $original);
@unlink(apply_filters('nxt_delete_file', $medium));
@unlink(apply_filters('nxt_delete_file', $original));
return $this->finished();
}
