gh-set-user

#!/usr/bin/env php
<?php

error_reporting(~E_WARNING);

$context = stream_context_create([
	'http' => [
		'method' => 'GET',
		'user_agent' => 'goncalomb/dotfiles'
	]
]);

echo "Who are you on GitHub? (e.g. 'user' or 'user/repository'):\n";
$value = trim(fgets(STDIN));
if (preg_match('/^([^\/]+)(?:\/([^\/]+))?$/', $value, $matches)) {
	echo "\nFetching data...\n";
	$name = $email = null;
	if (empty($matches[2])) {
		$url = 'https://api.github.com/users/' . urlencode($matches[1]);
		$data = json_decode(file_get_contents($url, false, $context), true);
		if ($data) {
			$name = $data['name'];
			$email = $data['email'];
		}
	} else {
		$url = 'https://api.github.com/repos/' . urlencode($matches[1]) . '/' . urlencode($matches[2]) . '/commits?author=' . urlencode($matches[1]);
		$data = json_decode(file_get_contents($url, false, $context), true);
		if ($data && count($data)) {
			$name = $data[0]['commit']['author']['name'];
			$email = $data[0]['commit']['author']['email'];
		}
	}
	if ($name) {
		echo "Setting user.name to '$name'.\n";
		passthru('git config --global user.name ' . escapeshellarg($name));
		if ($email) {
			echo "Setting user.email to '$email'.\n";
			passthru('git config --global user.email ' . escapeshellarg($email));
		} else {
			echo "Email not found, user.email not set!\n";
		}
		echo "Setting personal GitHub URL rewrite (ghme:).\n";
		passthru('git config --global ' . escapeshellarg('url.git@github.com:' . $matches[1] . '/.insteadOf') . ' ghme:');
		echo "\n";
		passthru('git config --global --list');
	} else {
		echo "Error, user.name and user.email not set!\n";
	}
} else {
	echo "Invalid input.\n";
}

?>