/**
* The constuctor
*
* @since 2.4.0
*/
public function __construct()
{
// Allowed cover image types & upload size
$allowed_types = bp_attachments_get_allowed_types('cover_image');
$max_upload_file_size = bp_attachments_get_max_upload_file_size('cover_image');
parent::__construct(array('action' => 'bp_cover_image_upload', 'file_input' => 'file', 'original_max_filesize' => $max_upload_file_size, 'base_dir' => bp_attachments_uploads_dir_get('dir'), 'required_wp_files' => array('file', 'image'), 'upload_error_strings' => array(11 => sprintf(__('That image is too big. Please upload one smaller than %s', 'buddypress'), size_format($max_upload_file_size)), 12 => sprintf(_n('Please upload only this file type: %s.', 'Please upload only these file types: %s.', count($allowed_types), 'buddypress'), self::get_cover_image_types($allowed_types)))));
}
/**
* Ajax Upload and set a cover image
*
* @since 2.4.0
*
* @return string|null A json object containing success data if the upload succeeded
* error message otherwise.
*/
function bp_attachments_cover_image_ajax_upload()
{
// Bail if not a POST action
if ('POST' !== strtoupper($_SERVER['REQUEST_METHOD'])) {
wp_die();
}
/**
* Sending the json response will be different if
* the current Plupload runtime is html4
*/
$is_html4 = false;
if (!empty($_POST['html4'])) {
$is_html4 = true;
}
// Check the nonce
check_admin_referer('bp-uploader');
// Init the BuddyPress parameters
$bp_params = array();
// We need it to carry on
if (!empty($_POST['bp_params'])) {
$bp_params = bp_parse_args($_POST['bp_params'], array('object' => 'user', 'item_id' => bp_loggedin_user_id()), 'attachments_cover_image_ajax_upload');
} else {
bp_attachments_json_response(false, $is_html4);
}
// We need the object to set the uploads dir filter
if (empty($bp_params['object'])) {
bp_attachments_json_response(false, $is_html4);
}
// Capability check
if (!bp_attachments_current_user_can('edit_cover_image', $bp_params)) {
bp_attachments_json_response(false, $is_html4);
}
$bp = buddypress();
$needs_reset = array();
// Member's cover image
if ('user' === $bp_params['object']) {
$object_data = array('dir' => 'members', 'component' => 'xprofile');
if (!bp_displayed_user_id() && !empty($bp_params['item_id'])) {
$needs_reset = array('key' => 'displayed_user', 'value' => $bp->displayed_user);
$bp->displayed_user->id = $bp_params['item_id'];
}
// Group's cover image
} elseif ('group' === $bp_params['object']) {
$object_data = array('dir' => 'groups', 'component' => 'groups');
if (!bp_get_current_group_id() && !empty($bp_params['item_id'])) {
$needs_reset = array('component' => 'groups', 'key' => 'current_group', 'value' => $bp->groups->current_group);
$bp->groups->current_group = groups_get_group(array('group_id' => $bp_params['item_id'], 'populate_extras' => false));
}
// Other object's cover image
} else {
$object_data = apply_filters('bp_attachments_cover_image_object_dir', array(), $bp_params['object']);
}
// Stop here in case of a missing parameter for the object
if (empty($object_data['dir']) || empty($object_data['component'])) {
bp_attachments_json_response(false, $is_html4);
}
$cover_image_attachment = new BP_Attachment_Cover_Image();
$uploaded = $cover_image_attachment->upload($_FILES);
// Reset objects
if (!empty($needs_reset)) {
if (!empty($needs_reset['component'])) {
$bp->{$needs_reset['component']}->{$needs_reset['key']} = $needs_reset['value'];
} else {
$bp->{$needs_reset['key']} = $needs_reset['value'];
}
}
if (!empty($uploaded['error'])) {
// Upload error response
bp_attachments_json_response(false, $is_html4, array('type' => 'upload_error', 'message' => sprintf(__('Upload Failed! Error was: %s', 'buddypress'), $uploaded['error'])));
}
// Default error message
$error_message = __('There was a problem uploading the cover image.', 'buddypress');
// Get BuddyPress Attachments Uploads Dir datas
$bp_attachments_uploads_dir = bp_attachments_uploads_dir_get();
// The BP Attachments Uploads Dir is not set, stop.
if (!$bp_attachments_uploads_dir) {
bp_attachments_json_response(false, $is_html4, array('type' => 'upload_error', 'message' => $error_message));
}
$cover_subdir = $object_data['dir'] . '/' . $bp_params['item_id'] . '/cover-image';
$cover_dir = trailingslashit($bp_attachments_uploads_dir['basedir']) . $cover_subdir;
if (!is_dir($cover_dir)) {
// Upload error response
bp_attachments_json_response(false, $is_html4, array('type' => 'upload_error', 'message' => $error_message));
}
/**
* Generate the cover image so that it fit to feature's dimensions
*
* Unlike the Avatar, Uploading and generating the cover image is happening during
* the same Ajax request, as we already instantiated the BP_Attachment_Cover_Image
* class, let's use it.
*/
$cover = bp_attachments_cover_image_generate_file(array('file' => $uploaded['file'], 'component' => $object_data['component'], 'cover_image_dir' => $cover_dir), $cover_image_attachment);
if (!$cover) {
// Upload error response
bp_attachments_json_response(false, $is_html4, array('type' => 'upload_error', 'message' => $error_message));
}
// Build the url to the file
$cover_url = trailingslashit($bp_attachments_uploads_dir['baseurl']) . $cover_subdir . '/' . $cover['cover_basename'];
// Init Feedback code, 1 is success
$feedback_code = 1;
// 0 is the size warning
if ($cover['is_too_small']) {
$feedback_code = 0;
}
// Set the name of the file
$name = $_FILES['file']['name'];
$name_parts = pathinfo($name);
$name = trim(substr($name, 0, -(1 + strlen($name_parts['extension']))));
/**
* Fires if the new cover image was successfully uploaded.
*
* The dynamic portion of the hook will be xprofile in case of a user's
* cover image, groups in case of a group's cover image. For instance:
* Use add_action( 'xprofile_cover_image_uploaded' ) to run your specific
* code once the user has set his cover image.
*
* @since 2.4.0
*
* @param int $item_id Inform about the item id the cover image was set for.
*/
do_action($object_data['component'] . '_cover_image_uploaded', (int) $bp_params['item_id']);
// Finally return the cover image url to the UI
bp_attachments_json_response(true, $is_html4, array('name' => $name, 'url' => $cover_url, 'feedback_code' => $feedback_code));
}