silverstripe-cms/tests/behat/features/bootstrap/SilverStripe/Cms/Test/Behaviour/ThemeContext.php

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<?php
namespace SilverStripe\Cms\Test\Behaviour;
use Behat\Behat\Context\ClosuredContextInterface,
Behat\Behat\Context\TranslatedContextInterface,
Behat\Behat\Context\BehatContext,
Behat\Behat\Context\Step,
Behat\Behat\Event\StepEvent,
Behat\Behat\Exception\PendingException,
Behat\Mink\Driver\Selenium2Driver,
Behat\Gherkin\Node\PyStringNode,
Behat\Gherkin\Node\TableNode;
// PHPUnit
require_once 'PHPUnit/Autoload.php';
require_once 'PHPUnit/Framework/Assert/Functions.php';
/**
* Context used to create fixtures in the SilverStripe ORM.
*/
class ThemeContext extends BehatContext {
protected $restoreFiles = array();
protected $restoreDirectories = array();
/**
* Create a test theme
*
* @Given /^a theme "(?<theme>[^"]+)"/
*/
public function stepCreateTheme($theme) {
if(!preg_match('/^[0-9a-zA-Z_-]+$/', $theme)) throw new \InvalidArgumentException("Bad theme '$theme'");
$this->requireDir(BASE_PATH . '/themes');
$this->requireDir(BASE_PATH . '/themes/' . $theme);
$this->requireDir(BASE_PATH . '/themes/' . $theme . '/templates');
}
/**
* Create a template within a test theme
*
* @Given /^a template "(?<template>[^"]+)" in theme "(?<theme>[^"]+)" with content "(?<content>[^"]+)"/
*/
public function stepCreateTemplate($template, $theme, $content) {
if(!preg_match('/^[0-9a-zA-Z_-]+$/', $theme)) throw new \InvalidArgumentException("Bad theme '$theme'");
if(!preg_match('/^(Layout\/)?[0-9a-zA-Z_-]+\.ss$/', $template)) throw new \InvalidArgumentException("Bad template '$template'");
$this->stepCreateTheme($theme);
$this->requireFile(BASE_PATH . '/themes/' . $theme . '/templates/' . $template, $content);
}
protected function requireFile($filename, $content) {
// Already exists
if(file_exists($filename)) {
// If the content is different, remember old content for restoration
$origContent = file_get_contents($filename);
if($origContent != $content) {
file_put_contents($filename, $content);
$this->restoreFiles[$filename] = $origContent;
}
// Doesn't exist, mark it for deletion after test
} else {
file_put_contents($filename, $content);
$this->restoreFiles[$filename] = null;
}
}
protected function requireDir($dirname) {
// Directory doesn't exist, create it and mark it for deletion
if(!file_exists($dirname)) {
mkdir($dirname);
$this->restoreDirectories[] = $dirname;
}
}
/**
* Clean up any theme manipulation
*
* @AfterScenario
*/
public function cleanThemesAfterScenario() {
// Restore any created/modified files.
// - If modified, revert then to original contnet
// - If created, delete them
if($this->restoreFiles) {
foreach($this->restoreFiles as $file => $origContent) {
if($origContent === null) {
unlink($file);
} else {
file_put_contents($file, $origContent);
}
}
$this->restoreFiles = array();
}
// Restore any created directories: that is, delete them
if($this->restoreDirectories) {
// Flip the order so that nested direcotires are unlinked() first
$this->restoreDirectories = array_reverse($this->restoreDirectories);
foreach($this->restoreDirectories as $dir) {
rmdir($dir);
}
$this->restoreDirectories = array();
}
}
}