Template.php

<?php

/*!
 * Template Helper Class
 *
 * Copyright (c) 2014 Dave Olsen, http://dmolsen.com
 * Licensed under the MIT license
 *
 * Set-ups the vars needed related to setting up and rendering templates. Meaning putting
 *
 */

namespace PatternLab;

use \PatternLab\Config;
use \PatternLab\Console;
use \PatternLab\Timer;
use \PatternLab\PatternData\Exporters\PatternPathSrcExporter;

class Template {
	
	protected static $htmlHead;
	protected static $htmlFoot;
	protected static $patternHead;
	protected static $patternFoot;
	protected static $filesystemLoader;
	protected static $patternLoader;
	protected static $stringLoader;
	
	/**
	* Set-up default vars
	*/
	public static function init() {
		
		// make sure config vars exist
		if (!Config::getOption("patternExtension")) {
			Console::writeError("the pattern extension config option needs to be set...");
		}
		
		if (!Config::getOption("styleguideKit")) {
			Console::writeError("the styleguideKit config option needs to be set...");
		}
		
		// set-up config vars
		$patternExtension        = Config::getOption("patternExtension");
		$metaDir                 = Config::getOption("metaDir");
		$styleguideKit           = Config::getOption("styleguideKit");
		$styleguideKitPath       = Config::getOption("styleguideKitPath");
		
		if (!$styleguideKitPath || !is_dir($styleguideKitPath)) {
			Console::writeError("your styleguide won't render because i can't find your styleguide files. are you sure they're at <path>".Console::getHumanReadablePath($styleguideKitPath)."</path>? you can fix this in <path>./config/config.yml</path> by editing styleguideKitPath...");
		}
		
		// load pattern-lab's resources
		$partialPath             = $styleguideKitPath.DIRECTORY_SEPARATOR."views".DIRECTORY_SEPARATOR."partials";
		$generalHeaderPath       = $partialPath.DIRECTORY_SEPARATOR."general-header.".$patternExtension;
		$generalFooterPath       = $partialPath.DIRECTORY_SEPARATOR."general-footer.".$patternExtension;
		self::$htmlHead          = (file_exists($generalHeaderPath)) ? file_get_contents($generalHeaderPath) : "";
		self::$htmlFoot          = (file_exists($generalFooterPath)) ? file_get_contents($generalFooterPath) : "";
		
		// gather the user-defined header and footer information
		$patternHeadPath         = $metaDir.DIRECTORY_SEPARATOR."_00-head.".$patternExtension;
		$patternFootPath         = $metaDir.DIRECTORY_SEPARATOR."_01-foot.".$patternExtension;
		self::$patternHead       = (file_exists($patternHeadPath)) ? file_get_contents($patternHeadPath) : "";
		self::$patternFoot       = (file_exists($patternFootPath)) ? file_get_contents($patternFootPath) : "";
		
		// add the filesystemLoader
		$patternEngineBasePath   = PatternEngine::getInstance()->getBasePath();
		$filesystemLoaderClass   = $patternEngineBasePath."\Loaders\FilesystemLoader";
		
		$options                 = array();
		$options["templatePath"] = $styleguideKitPath.DIRECTORY_SEPARATOR."views";
		$options["partialsPath"] = $options["templatePath"].DIRECTORY_SEPARATOR."partials";
		self::$filesystemLoader  = new $filesystemLoaderClass($options);
		
		// add the stringLoader
		$stringLoaderClass       = $patternEngineBasePath."\Loaders\StringLoader";
		self::$stringLoader      = new $stringLoaderClass();

		// add the patternLoader
		$ppdExporter             = new PatternPathSrcExporter();
		$patternPathSrc          = $ppdExporter->run();
		$options                 = array();
		$options["patternPaths"] = $patternPathSrc;
		$patternLoaderClass      = $patternEngineBasePath."\Loaders\PatternLoader";
		self::$patternLoader     = new $patternLoaderClass($options);
	}
	
	/*
	 * Get the html header
	 */
	public static function getHTMLHead() {
		return self::$htmlHead;
	}
	
	/*
	 * Get the html foot
	 */
	public static function getHTMLFoot() {
		return self::$htmlFoot;
	}
	
	/*
	 * Get the pattern header
	 */
	public static function getPatternHead() {
		return self::$patternHead;
	}
	
	/*
	 * Get the pattern footer
	 */
	public static function getPatternFoot() {
		return self::$patternFoot;
	}
	
	/*
	 * Get the file system loader
	 */
	public static function getFilesystemLoader() {
		return self::$filesystemLoader;
	}
	
	/*
	 * Get the html loader
	 */
	public static function getStringLoader() {
		return self::$stringLoader;
	}

	/*
	 * Get the PatternLoader
	 */
	public static function getPatternLoader() {
		return self::$patternLoader;
	}
	
}