/**
* Move any attachments as needed when a bug is moved from project to project.
*
* @param integer $p_bug_id ID of bug containing attachments to be moved.
* @param integer $p_project_id_to Destination project ID for the bug.
* @return void
*
* @todo: this function can't cope with source or target storing attachments in DB
*/
function file_move_bug_attachments($p_bug_id, $p_project_id_to)
{
$t_project_id_from = bug_get_field($p_bug_id, 'project_id');
if ($t_project_id_from == $p_project_id_to) {
return;
}
$t_method = config_get('file_upload_method');
if ($t_method != DISK) {
return;
}
if (!file_bug_has_attachments($p_bug_id)) {
return;
}
$t_path_from = project_get_field($t_project_id_from, 'file_path');
if (is_blank($t_path_from)) {
$t_path_from = config_get('absolute_path_default_upload_folder', null, null, $t_project_id_from);
}
file_ensure_valid_upload_path($t_path_from);
$t_path_to = project_get_field($p_project_id_to, 'file_path');
if (is_blank($t_path_to)) {
$t_path_to = config_get('absolute_path_default_upload_folder', null, null, $p_project_id_to);
}
file_ensure_valid_upload_path($t_path_to);
if ($t_path_from == $t_path_to) {
return;
}
# Initialize the update query to update a single row
$c_bug_id = (int) $p_bug_id;
$t_query_disk_attachment_update = 'UPDATE {bug_file}
SET folder=' . db_param() . '
WHERE bug_id=' . db_param() . '
AND id =' . db_param();
$t_attachment_rows = bug_get_attachments($p_bug_id);
$t_attachments_count = count($t_attachment_rows);
for ($i = 0; $i < $t_attachments_count; $i++) {
$t_row = $t_attachment_rows[$i];
$t_basename = basename($t_row['diskfile']);
$t_disk_file_name_from = file_path_combine($t_path_from, $t_basename);
$t_disk_file_name_to = file_path_combine($t_path_to, $t_basename);
if (!file_exists($t_disk_file_name_to)) {
chmod($t_disk_file_name_from, 0775);
if (!rename($t_disk_file_name_from, $t_disk_file_name_to)) {
if (!copy($t_disk_file_name_from, $t_disk_file_name_to)) {
trigger_error(ERROR_FILE_MOVE_FAILED, ERROR);
}
file_delete_local($t_disk_file_name_from);
}
chmod($t_disk_file_name_to, config_get('attachments_file_permissions'));
db_query($t_query_disk_attachment_update, array(db_prepare_string($t_path_to), $c_bug_id, (int) $t_row['id']));
} else {
trigger_error(ERROR_FILE_DUPLICATE, ERROR);
}
}
}
/**
* Nomalizes the disk file path based on the following algorithm:
* 1. If disk file exists, then return as is.
* 2. If not, and a project path is available, then check with that, if exists return it.
* 3. If not, then use default upload path, then check with that, if exists return it.
* 4. If disk file doesn't include a path, then return expected path based on project path or default path.
* 5. Otherwise return as is.
*
* @param string $p_diskfile The disk file (full path or just filename).
* @param integer The project id - shouldn't be 0 (ALL_PROJECTS).
* @return The normalized full path.
*/
function file_normalize_attachment_path($p_diskfile, $p_project_id)
{
if (file_exists($p_diskfile)) {
return $p_diskfile;
}
$t_basename = basename($p_diskfile);
$t_expected_file_path = '';
if ($p_project_id != ALL_PROJECTS) {
$t_path = project_get_field($p_project_id, 'file_path');
if (!is_blank($t_path)) {
$t_diskfile = file_path_combine($t_path, $t_basename);
if (file_exists($t_diskfile)) {
return $t_diskfile;
}
// if we don't find the file, then this is the path we want to return.
$t_expected_file_path = $t_diskfile;
}
}
$t_path = config_get('absolute_path_default_upload_folder');
if (!is_blank($t_path)) {
$t_diskfile = file_path_combine($t_path, $t_basename);
if (file_exists($t_diskfile)) {
return $t_diskfile;
}
// if the expected path not set to project directory, then set it to default directory.
if (is_blank($t_expected_file_path)) {
$t_expected_file_path = $t_diskfile;
}
}
// if diskfile doesn't include a path, then use the expected filename.
if ((strstr($p_diskfile, DIRECTORY_SEPARATOR) === false || strstr($p_diskfile, '\\') === false) && !is_blank($t_expected_file_path)) {
return $t_expected_file_path;
}
// otherwise return as is.
return $p_diskfile;
}
