<?php

/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Tool
 * @subpackage Framework
 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: ApplicationConfigFile.php 24593 2012-01-05 20:35:02Z matthew $
 */
/**
 * @see Zend_Tool_Project_Context_Filesystem_File
 */
require_once 'Zend/Tool/Project/Context/Filesystem/File.php';

/**
 * This class is the front most class for utilizing Zend_Tool_Project
 *
 * A profile is a hierarchical set of resources that keep track of
 * items within a specific project.
 *
 * @category   Zend
 * @package    Zend_Tool
 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Tool_Project_Context_Zf_ApplicationConfigFile extends Zend_Tool_Project_Context_Filesystem_File {

	/**
	 * @var string
	 */
	protected $_filesystemName = 'application.ini';

	/**
	 * @var string
	 */
	protected $_content = null;

	/**
	 * getName()
	 *
	 * @return string
	 */
	public function getName() {
		return 'ApplicationConfigFile';
	}

	/**
	 * init()
	 *
	 * @return Zend_Tool_Project_Context_Zf_ApplicationConfigFile
	 */
	public function init() {
		$this->_type = $this->_resource->getAttribute('type');
		parent::init();
		return $this;
	}

	/**
	 * getPersistentAttributes()
	 *
	 * @return array
	 */
	public function getPersistentAttributes() {
		return array('type' => $this->_type);
	}

	/**
	 * getContents()
	 *
	 * @return string
	 */
	public function getContents() {
		if ($this->_content === null) {
			if (file_exists($this->getPath())) {
				$this->_content = file_get_contents($this->getPath());
			}
			else {
				$this->_content = $this->_getDefaultContents();
			}
		}

		return $this->_content;
	}

	public function getAsZendConfig($section = 'production') {
		return new Zend_Config_Ini($this->getPath(), $section);
	}

	/**
	 * addStringItem()
	 *
	 * @param string $key
	 * @param string $value
	 * @param string $section
	 * @param bool   $quoteValue
	 * @return Zend_Tool_Project_Context_Zf_ApplicationConfigFile
	 */
	public function addStringItem($key, $value, $section = 'production', $quoteValue = true) {
		// null quote value means to auto-detect
		if ($quoteValue === null) {
			$quoteValue = preg_match('#[\"\']#', $value) ? false : true;
		}

		if ($quoteValue == true) {
			$value = '"' . $value . '"';
		}

		$contentLines = preg_split('#[\n\r]#', $this->getContents());

		$newLines = array();
		$insideSection = false;

		foreach ($contentLines as $contentLineIndex => $contentLine) {

			if ($insideSection === false && preg_match('#^\[' . $section . '#', $contentLine)) {
				$insideSection = true;
			}

			$newLines[] = $contentLine;
			if ($insideSection) {
				// if its blank, or a section heading
				if (isset($contentLines[$contentLineIndex + 1]{0}) && $contentLines[$contentLineIndex + 1]{0} == '[') {
					$newLines[] = $key . ' = ' . $value;
					$insideSection = null;
				}
				else if (!isset($contentLines[$contentLineIndex + 1])) {
					$newLines[] = $key . ' = ' . $value;
					$insideSection = null;
				}
			}
		}

		$this->_content = implode("\n", $newLines);
		return $this;
	}

	/**
	 *
	 * @param array $item
	 * @param string $section
	 * @param bool $quoteValue
	 * @return Zend_Tool_Project_Context_Zf_ApplicationConfigFile
	 */
	public function addItem($item, $section = 'production', $quoteValue = true) {
		$stringItems = array();
		$stringValues = array();
		$configKeyNames = array();

		$rii = new RecursiveIteratorIterator(
			new RecursiveArrayIterator($item), RecursiveIteratorIterator::SELF_FIRST
		);

		$lastDepth = 0;

		// loop through array structure recursively to create proper keys
		foreach ($rii as $name => $value) {
			$lastDepth = $rii->getDepth();

			if (is_array($value)) {
				array_push($configKeyNames, $name);
			}
			else {
				$stringItems[] = implode('.', $configKeyNames) . '.' . $name;
				$stringValues[] = $value;
			}
		}

		foreach ($stringItems as $stringItemIndex => $stringItem) {
			$this->addStringItem($stringItem, $stringValues[$stringItemIndex], $section, $quoteValue);
		}

		return $this;
	}

	public function removeStringItem($key, $section = 'production') {
		$contentLines = file($this->getPath());

		$newLines = array();
		$insideSection = false;

		foreach ($contentLines as $contentLineIndex => $contentLine) {

			if ($insideSection === false && preg_match('#^\[' . $section . '#', $contentLine)) {
				$insideSection = true;
			}

			if ($insideSection) {
				// if its blank, or a section heading
				if ((trim($contentLine) == null) || ($contentLines[$contentLineIndex + 1][0] == '[')) {
					$insideSection = null;
				}
			}

			if (!preg_match('#' . $key . '\s?=.*#', $contentLine)) {
				$newLines[] = $contentLine;
			}
		}

		$this->_content = implode('', $newLines);
	}

	public function removeItem($item, $section = 'production') {
		$stringItems = array();
		$stringValues = array();
		$configKeyNames = array();

		$rii = new RecursiveIteratorIterator(
			new RecursiveArrayIterator($item), RecursiveIteratorIterator::SELF_FIRST
		);

		$lastDepth = 0;

		// loop through array structure recursively to create proper keys
		foreach ($rii as $name => $value) {
			$lastDepth = $rii->getDepth();

			if (is_array($value)) {
				array_push($configKeyNames, $name);
			}
			else {
				$stringItems[] = implode('.', $configKeyNames) . '.' . $name;
				$stringValues[] = $value;
			}
		}

		foreach ($stringItems as $stringItemIndex => $stringItem) {
			$this->removeStringItem($stringItem, $section);
		}

		return $this;
	}

	protected function _getDefaultContents() {

		$contents = <<<EOS
[production]
phpSettings.display_startup_errors = 0
phpSettings.display_errors = 0
includePaths.library = APPLICATION_PATH "/../library"
bootstrap.path = APPLICATION_PATH "/Bootstrap.php"
bootstrap.class = "Bootstrap"
appnamespace = "Application"
resources.frontController.controllerDirectory = APPLICATION_PATH "/controllers"
resources.frontController.params.displayExceptions = 0

[staging : production]

[testing : production]
phpSettings.display_startup_errors = 1
phpSettings.display_errors = 1

[development : production]
phpSettings.display_startup_errors = 1
phpSettings.display_errors = 1
resources.frontController.params.displayExceptions = 1

EOS;

		return $contents;
	}

}