/**
* Create a file in the upload folder with given content.
*
* If there is an error, then the key 'error' will exist with the error message.
* If success, then the key 'file' will have the unique file path, the 'url' key
* will have the link to the new file. and the 'error' key will be set to false.
*
* This function will not move an uploaded file to the upload folder. It will
* create a new file with the content in $bits parameter. If you move the upload
* file, read the content of the uploaded file, and then you can give the
* filename and content to this function, which will add it to the upload
* folder.
*
* The permissions will be set on the new file automatically by this function.
*
* @since 0.0.1
*
* @param string $name Filename.
* @param null|string $deprecated Never used. Set to null.
* @param mixed $bits File content
* @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
* @return array
*/
function hq_upload_bits($name, $deprecated, $bits, $time = null)
{
if (!empty($deprecated)) {
_deprecated_argument(__FUNCTION__, '2.0');
}
if (empty($name)) {
return array('error' => __('Empty filename'));
}
$hq_filetype = hq_check_filetype($name);
if (!$hq_filetype['ext'] && !current_user_can('unfiltered_upload')) {
return array('error' => __('Invalid file type'));
}
$upload = hq_upload_dir($time);
if ($upload['error'] !== false) {
return $upload;
}
/**
* Filter whether to treat the upload bits as an error.
*
* Passing a non-array to the filter will effectively short-circuit preparing
* the upload bits, returning that value instead.
*
* @since 0.0.1
*
* @param mixed $upload_bits_error An array of upload bits data, or a non-array error to return.
*/
$upload_bits_error = apply_filters('hq_upload_bits', array('name' => $name, 'bits' => $bits, 'time' => $time));
if (!is_array($upload_bits_error)) {
$upload['error'] = $upload_bits_error;
return $upload;
}
$filename = hq_unique_filename($upload['path'], $name);
$new_file = $upload['path'] . "/{$filename}";
if (!hq_mkdir_p(dirname($new_file))) {
if (0 === strpos($upload['basedir'], ABSPATH)) {
$error_path = str_replace(ABSPATH, '', $upload['basedir']) . $upload['subdir'];
} else {
$error_path = basename($upload['basedir']) . $upload['subdir'];
}
$message = sprintf(__('Unable to create directory %s. Is its parent directory writable by the server?'), $error_path);
return array('error' => $message);
}
$ifp = @fopen($new_file, 'hq');
if (!$ifp) {
return array('error' => sprintf(__('Could not write file %s'), $new_file));
}
@fwrite($ifp, $bits);
fclose($ifp);
clearstatcache();
// Set correct file permissions
$stat = @stat(dirname($new_file));
$perms = $stat['mode'] & 07777;
$perms = $perms & 0666;
@chmod($new_file, $perms);
clearstatcache();
// Compute the URL
$url = $upload['url'] . "/{$filename}";
return array('file' => $new_file, 'url' => $url, 'error' => false);
}
/**
* Copy an existing image file.
*
* @since 0.0.1
* @access private
*
* @param string $attachment_id Attachment ID.
* @return string|false New file path on success, false on failure.
*/
function _copy_image_file($attachment_id)
{
$dst_file = $src_file = get_attached_file($attachment_id);
if (!file_exists($src_file)) {
$src_file = _load_image_to_edit_path($attachment_id);
}
if ($src_file) {
$dst_file = str_replace(basename($dst_file), 'copy-' . basename($dst_file), $dst_file);
$dst_file = dirname($dst_file) . '/' . hq_unique_filename(dirname($dst_file), basename($dst_file));
/*
* The directory containing the original file may no longer
* exist when using a replication plugin.
*/
hq_mkdir_p(dirname($dst_file));
if (!@copy($src_file, $dst_file)) {
$dst_file = false;
}
} else {
$dst_file = false;
}
return $dst_file;
}
