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<?php
/**
* Part of the Laradic PHP packages.
*
* License and copyright information bundled with this package in the LICENSE file
*/
namespace Laradic\Support;
use Symfony\Component\Process\Process;
final class Util
{
/**
* Very simple 'template' parser. Replaces (for example) {name} with the value of $vars['name'] in strings
*
* @param $str
* @param array $vars
* @param string $openDelimiter
* @param string $closeDelimiter
*
* @return string
*
* @example
* <?php
* $result = Util::template('This is the best template parser. Created by {developerName}', ['developerName' => 'Radic']);
* echo $result; // This is the best template parser. Created by Radic
*/
public static function template($str, array $vars = [ ], $openDelimiter = '{', $closeDelimiter = '}')
{
foreach ($vars as $k => $var) {
if (is_array($var)) {
$str = static::template($str, $var);
} elseif (is_string($var)) {
$str = Str::replace($str, $openDelimiter . $k . $closeDelimiter, $var);
}
}
return $str;
}
public static function recursiveArrayStringReplace($items, $vars = [])
{
foreach ($items as $k => &$v) {
if (is_array($v)) {
$v = static::recursiveArrayStringReplace($v, $vars);
} elseif (is_string($v)) {
foreach ($vars as $vkey => $vval) {
$v = str_replace("{$vkey}", $vval, $v);
}
}
}
return $items;
}
public static function randomChance($percent = 50)
{
return mt_rand(0, 100) > 100 - $percent;
}
public static function shell($commands, array $opts = [ ])
{
//$cwd = null, array $env = null, $input = null, $timeout = 60, array $options = array()
if (is_array($commands)) {
$procs = [ ];
foreach ($commands as $command) {
$procs[] = static::shell($command, $opts);
}
return $procs;
}
$process = new Process($commands);
$options = array_replace([
'type' => 'sync', // sync|async
'cwd' => null,
'env' => null,
'timeout' => 60,
'callback' => null,
'output' => true,
], $opts);
$options[ 'cwd' ] !== null && $process->setWorkingDirectory($options[ 'cwd' ]);
$options[ 'env' ] !== null && $process->setEnv($options[ 'env' ]);
is_int($options[ 'timeout' ]) && $process->setTimeout($options[ 'timeout' ]);
if ($options[ 'output' ] === true) {
$process->enableOutput();
} else {
$process->disableOutput();
}
$type = $options[ 'type' ];
if ($type === 'sync') {
$process->run($options[ 'callback' ]);
} elseif ($type === 'async') {
$process->start();
}
return $process;
}
/**
* Get the class name from a php file
*
* @param string $filePath
*
* @return string|null
*/
public static function getClassNameFromFile($filePath)
{
$tokens = token_get_all(file_get_contents($filePath));
for ($i = 0; $i < count($tokens); $i++) {
if ($tokens[ $i ][ 0 ] === T_TRAIT || $tokens[ $i ][ 0 ] === T_INTERFACE) {
return;
}
if ($tokens[ $i ][ 0 ] === T_CLASS) {
for ($j = $i + 1; $j < count($tokens); $j++) {
if ($tokens[ $j ] === '{') {
return $tokens[ $i + 2 ][ 1 ];
}
}
}
}
}
/**
* Get the namespace of the php file
*
* @param $filePath
*
* @return string|null
*/
public static function getNamespaceFromFile($filePath)
{
$namespace = '';
$tokens = token_get_all(file_get_contents($filePath));
for ($i = 0; $i < count($tokens); $i++) {
if ($tokens[ $i ][ 0 ] === T_NAMESPACE) {
for ($j = $i + 1; $j < count($tokens); $j++) {
if ($tokens[ $j ][ 0 ] === T_STRING) {
$namespace .= '\\' . $tokens[ $j ][ 1 ];
} else {
if ($tokens[ $j ] === '{' || $tokens[ $j ] === ';') {
return $namespace;
}
}
}
}
}
}
/**
* Get the namespace, classes, interfaces and traits of the php file
*
* @param $filePath
*
* @return array
*/
public static function getPhpDefinitionsFromFile($filePath)
{
$classes = [ ];
$traits = [ ];
$interfaces = [ ];
$fp = fopen($filePath, 'r');
$trait = $interface = $class = $namespace = $buffer = '';
$i = 0;
while (!$class) {
if (feof($fp)) {
break;
}
$buffer .= fread($fp, 512);
$tokens = token_get_all($buffer);
if (strpos($buffer, '{') === false) {
continue;
}
for (; $i < count($tokens); $i++) {
if ($tokens[ $i ][ 0 ] === T_NAMESPACE) {
for ($j = $i + 1; $j < count($tokens); $j++) {
if ($tokens[ $j ][ 0 ] === T_STRING) {
$namespace .= '\\' . $tokens[ $j ][ 1 ];
} else {
if ($tokens[ $j ] === '{' || $tokens[ $j ] === ';') {
break;
}
}
}
}
if ($tokens[ $i ][ 0 ] === T_CLASS) {
for ($j = $i + 1; $j < count($tokens); $j++) {
if ($tokens[ $j ] === '{') {
$class = $tokens[ $i + 2 ][ 1 ];
$classes[] = $class;
}
}
}
if ($tokens[ $i ][ 0 ] === T_INTERFACE) {
for ($j = $i + 1; $j < count($tokens); $j++) {
if ($tokens[ $j ] === '{') {
$interface = $tokens[ $i + 2 ][ 1 ];
$interfaces[] = $interface;
}
}
}
if ($tokens[ $i ][ 0 ] === T_TRAIT) {
for ($j = $i + 1; $j < count($tokens); $j++) {
if ($tokens[ $j ] === '{') {
$trait = $tokens[ $i + 2 ][ 1 ];
$traits[] = $trait;
}
}
}
}
}
return compact('namespace', 'classes', 'traits', 'interfaces');
}
}