<?php

class ffOptEnv{

	const SELECT_DEEP_SEPARATOR = "---";

	const PATH_NAME_SEPARATOR = "---";
	const STATIC_PREFIX = "__static_element_";
	
	const SP_SECTION = 2; // site preferences
	const REPEATABLE_SECTION = 1;
	const SINGLE_SECTION = 0;

	const UNKNOWN = FALSE;

	const SECTION = 'section';

	const HTML = 'html';
	const BUTTON = 'ff_button';
	const PLUGIN_INFO = 'plugin_info';
	const DESCRIPTION = 'description';
	const SEPARATOR = 'separator';
	const HEADER = 'header';

	const CHECKBOX = 'checkbox';
	const TABS = 'tabs';
	const TEXTAREA = 'textarea';
	const FA_PICKER = 'fa_picker';
	const HTMLAREA = 'htmlarea';
	const GALLERY = 'gallery';
	const IMAGE = 'image';
	const AUDIO = 'audio';
	const COLOR = 'color';
	const TEXT = 'text';
	const COLORPICKER = 'colorpicker';
	
	const SELECT = 'select';
	const IMAGE_LIST = 'image_list';
	const RADIO = 'radio';

	const CALLBACK = '__callBack__';

	static function getDir($what){
		$ret = ffOptEnv::getPath($what);
		if( !empty($ret) ) return realpath( dirname( dirname(__FILE__) ) . $ret );

		echo "ffOptEnv: UNKNOWN DIRECTORY FOR '$what'";

		if( function_exists('debug_backtrace') ){
			echo "<br />Caller: ";
			echo "<pre>";
			print_r( debug_backtrace() );
			echo "</pre>";
		}

		exit;
	}

	static function getURL($what){
		$ret = ffOptEnv::getPath($what);
		if( !empty($ret) ) return get_template_directory_uri() . '/ffOptions' . $ret;

		echo "ffOptEnv: UNKNOWN URL FOR '$what'";

		if( function_exists('debug_backtrace') ){
			echo "<br />Caller: ";
			echo "<pre>";
			print_r( debug_backtrace() );
			echo "</pre>";
		}

		exit;
	}

	static function getPath($what){
		switch ($what) {

			case '': return '';

			case 'core': return '/core';
			case 'core-be': return '/core/be';
			case 'feeders': return '/core/feeders';

			case 'widgets-fe': return '/widgets/fe';
			case 'widgets-be': return '/widgets/be';
			case 'wg':
			case 'widgets-structures': return '/widgets/structures';

			case 'themeoptions': return '/themeoptions';
			case 'themeoptions-sal': return '/themeoptions/sal';
			case 'themeoptions-be': return '/themeoptions/be';
			case 'to':
			case 'themeoptions-structures': return '/themeoptions/structures';

			case 'writepanels': return '/writepanels';
			case 'writepanels-fe': return '/writepanels/fe';
			case 'writepanels-be': return '/writepanels/be';
			case 'writepanels-sal': return '/writepanels/sal';
			case 't_':
			case 'writepanels-post_types':
			case 'wp':
			case 'writepanels-structures': return '/writepanels/structures';

			case 'sitepreferences': return '/sitepreferences';
			case 'sitepreferences-fe': return '/sitepreferences/fe';
			case 'sitepreferences-be': return '/sitepreferences/be';
			case 'sitepreferences-sal': return '/sitepreferences/sal';
			case 'tx':
			case 'sitepreferences-structures': return '/sitepreferences/structures';
		}

		if( FALSE !== strpos($what, '-') ){
			$what = explode('-',$what);
			$what = implode('-',$what);
		}

		$what = '/'.$what;
		if( is_dir( ffOptEnv::getDir('').$what ) ){
			return $what;
		}

		return false;
	}

	static public function print_r( $what_to_print ){
		self::printStructure($what_to_print);
	}

	static public function printStructure( $what_to_print ){
		echo '<pre>';
		$txt = print_r($what_to_print, true);
		$txt = explode("\n", $txt);
		foreach ($txt as $key=>$value) {
			$t = trim($value);
			if( strlen($t) < 2 ){
				continue;
			}
			$value = str_replace("] => ", "]=", $value);
			$value = str_replace(":protected", ":p", $value);
			$value = htmlspecialchars($value);
			$value = str_replace("        ", "   ", $value);
			$value = str_replace("  ", " ", $value);

			echo $value . "\n";
		}
		echo '</pre>';
	}
	
	static function stripPOSTslashes($value){
		/*
		if( function_exists('get_magic_quotes_gpc') ){
			if(get_magic_quotes_gpc()) {
				$value = stripslashes($value);
			}
		}
		*/
		$value = stripslashes($value);
		return $value;
	}
}