+ * Download remote source
+ * @param string $source
+ * @return string local source
+ */
+ private function download($source) {
+ if ($this->args->git) {
+ $task = new Task\GitClone($source, $this->args->branch);
+ } else {
+ /* print newline only once */
+ $done = false;
+ $task = new Task\StreamFetch($source, function($bytes_pct) use(&$done) {
+ if (!$done) {
+ $this->info(" %3d%% [%s>%s] \r",
+ floor($bytes_pct*100),
+ str_repeat("=", round(50*$bytes_pct)),
+ str_repeat(" ", round(50*(1-$bytes_pct)))
+ );
+ if ($bytes_pct == 1) {
+ $done = true;
+ printf("\n");
+ }
+ }
+ });
+ }
+ $local = $task->run($this->verbosity());
+
+ $this->cleanup[] = new Task\Cleanup($local);
+ return $local;
+ }
+
+ /**
+ * Extract local archive
+ * @param stirng $source
+ * @return string extracted directory
+ */
+ private function extract($source) {
+ try {
+ $task = new Task\Extract($source);
+ $dest = $task->run($this->verbosity());
+ } catch (\Exception $e) {
+ if (false === strpos($e->getMessage(), "checksum mismatch")) {
+ throw $e;
+ }
+ $dest = (new Task\PaxFixup($source))->run($this->verbosity());
+ }
+
+ $this->cleanup[] = new Task\Cleanup($dest);
+ return $dest;
+ }
+
+ /**
+ * Localize a possibly remote source
+ * @param string $source
+ * @return string local source directory