<?php
/**
* Created by PhpStorm.
* User: Micha? (majkel) Kowalik <[email protected]>
* Date: 1/17/2015
* Time: 20:44
*/
namespace org\majkel\tcpdfwarper\generator;
/**
* Class Generator
* @package org\majkel\tcpdfwarper\generator
*/
class Generator {
/** @var string */
protected $configFile;
/** @var string */
protected $classTemplateFile;
/** @var string */
protected $traitTemplateFile;
/** @var array */
protected $config;
/** @var string */
protected $date;
/** @var string */
protected $time;
/**
* @param array $config
*/
public function __construct($config) {
$this->configFile = $config['configFile'];
$this->classTemplateFile = $config['classTemplateFile'];
$this->traitTemplateFile = $config['traitTemplateFile'];
$now = time();
$this->date = date('Y-m-d', $now);
$this->time = date('H:i:s', $now);
}
/**
* @return ConfigItem[]
* @throws GeneratorException
*/
protected function getConfig() {
if (is_null($this->config)) {
$this->config = array();
if (!file_exists($this->configFile)) {
throw new GeneratorException("Config file `{$this->configFile}` does not exists.");
}
$config = require $this->configFile;
if (!isset($config) || !is_array($config)) {
throw new GeneratorException("Invalid configuration file `{$this->configFile}`");
}
foreach ($config as $method => $classDef) {
if (is_array($classDef)) {
if (!is_integer($method) && !isset($classDef['method'])) {
$classDef['method'] = $method;
}
}
else {
$classDef = array(
'method' => $classDef,
);
}
$this->config[] = ConfigItem::fromArray($classDef);
}
}
return $this->config;
}
/**
* @param string $text
* @return string
*/
protected static function removeTrailingSpaces($text) {
return rtrim(preg_replace('#[ \t]+[\r\n]#', "\n", $text), " \t\0\x0B");
}
/**
* @param string $tpl
* @param array $variables
* @return string
*/
protected function render($tpl, array $variables) {
ob_start();
extract($variables, EXTR_SKIP);
require $tpl;
$result = ob_get_contents();
ob_end_clean();
return self::removeTrailingSpaces($result);
}
/**
* @param ClassDefinition $class
* @return string
*/
protected function generateClass($class) {
return $this->render($this->classTemplateFile, [
'class' => $class,
]);
}
/**
* @param ClassDefinition[] $classes
* @return string
*/
protected function generateTrait($classes) {
return $this->render($this->traitTemplateFile, [
'classes' => $classes,
]);
}
/**
* @param string $outputDirectory
* @throws GeneratorException
*/
public function generate($outputDirectory) {
if (!is_dir($outputDirectory)) {
throw new GeneratorException("`$outputDirectory` is not valid directory");
}
$classes = array();
$config = $this->getConfig();
foreach ($config as $classDef) {
$class = ClassDefinition::fromConfigItem($classDef);
$classes[] = $class;
file_put_contents($outputDirectory.'/'.$classDef->className.'.php', $this->generateClass($class));
}
file_put_contents($outputDirectory.'/TCPDFWarperTrait.php', $this->generateTrait($classes));
}
}
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