Remove unused ModuleDefinition class

modules/core/lib/ModuleDefinition.php

-<?php
-
-
-/**
- * Represents a definition of a module.
- * Is usually read and parsed from a JSON definition file.
- *
- * @Author	Andreas Åkre Solberg, <andreas.solberg@uninett.no>
- */
-class sspmod_core_ModuleDefinition {
-	
-	public $def;
-	private static $cache;
-	
-	private function __construct($def) {
-		$this->def = $def;
-		$this->requireValidIdentifier();
-	}
-	
-	public static function validId($id) {
-		return preg_match('|^[a-zA-Z_]+$|', $id);
-	}
-	
-	public static function isDefined($id) {
-		$config = SimpleSAML_Configuration::getConfig('config.php');
-		$basedir = $config->getBaseDir();
-		$filename = $basedir . 'modules/' . $id . '/definition.json';
-		return (file_exists($filename));
-	}
-	
-	public static function load($id, $force = NULL) {
-		
-		if (isset($cache[$id])) return $cache[$id];
-		
-		if (self::validId($id)) {
-			$config = SimpleSAML_Configuration::getConfig('config.php');
-			$basedir = $config->getBaseDir();
-			$filename = $basedir . 'modules/' . $id . '/definition.json';
-			if (!file_exists($filename))
-				throw new Exception('Could not read definition file for module [' . $id . '] : ' . $filename);
-			$defraw = file_get_contents($filename);
-			$def = json_decode($defraw, TRUE);
-			
-		} elseif(preg_match('|^http(s)?://.*$|', $id)) {
-			$defraw = file_get_contents($id);
-			if ( $defraw === FALSE ) {
-				throw new Exception('Error while downloading module definition [' . $id . ']');
-			}
-			$def = json_decode($defraw, TRUE);
-		} else {
-			throw new Exception('Could not resolve [' . $id . '] as URL nor module identifier.');
-		}
-		$cache[$id] = new sspmod_core_ModuleDefinition($def);
-		
-		
-		
-		if (isset($force)) {
-			if ($force === 'local') {
-				if(preg_match('|^http(s)?://.*$|', $id)) {
-					return self::load($def['id']);
-				}
-			} elseif($force === 'remote') {
-				if (self::validId($id)) {
-					if (!isset($def['definition']))
-						throw new Exception('Could not load remote definition file for module [' . $id . ']');
-					return self::load($def['definition']);
-				}
-			}
-		}
-		
-		return $cache[$id];
-	}
-	
-	private function requireValidIdentifier() {
-		if (!isset($this->def['id']))
-			throw new Exception('Missing [id] value in module definition');
-		if (!preg_match('|^[a-zA-Z_]+$|', $this->def['id'])) 
-			throw new Exception('Illegal characters in [id] in module definition');
-	}
-	
-	public function getVersion($branch = NULL) {
-		if (!isset($this->def['access']))	throw new Exception('Missing [access] statement in module definition');
-		if (!isset($this->def['branch']))	throw new Exception('Missing [branch] statement in module definition');
-		
-		if (is_null($branch)) $branch = $this->def['branch'];
-		
-		if (!isset($this->def['access'][$branch])) throw new Exception('Missing [access] information for branch [' . var_export($branch, TRUE) . ']');
-		if (!isset($this->def['access'][$branch]['version'])) throw new Exception('Missing version information in [access] in branch [' . var_export($branch, TRUE) . ']');
-		
-		return $this->def['access'][$branch]['version'];
-	}
-	
-	public function alwaysUpdate($branch = NULL) {
-		$access = $this->getAccess($branch);
-		if ($access['type'] === 'svn') return TRUE;
-		return FALSE;
-	}
-	
-	public function getBranch($branch = NULL) {
-		if (!isset($this->def['branch']))	throw new Exception('Missing [branch] statement in module definition');
-		if (is_null($branch)) $branch = $this->def['branch'];
-		return $branch;
-	}
-	
-	public function updateExists($branch = NULL) {
-		$branch = $this->getBranch($branch);
-		
-		$localDef = self::load($this->def['id'], 'local');
-		$thisVersion = $localDef->getVersion($branch);
-
-		$remoteDef = self::load($this->def['definition'], 'remote');
-		$remoteVersion = $remoteDef->getVersion($branch);
-
-		return version_compare($remoteVersion, $thisVersion, '>');
-	}
-	
-	
-	public function getAccess($branch = NULL) {
-		if (!isset($this->def['access']))	throw new Exception('Missing [access] statement in module definition');
-		if (!isset($this->def['branch']))	throw new Exception('Missing [branch] statement in module definition');
-		
-		if (is_null($branch)) $branch = $this->def['branch'];
-		
-		if (!isset($this->def['access'][$branch])) throw new Exception('Missing [access] information for branch [' . var_export($branch, TRUE) . ']');
-
-		return $this->def['access'][$branch];
-	}
-	
-	
-}
\ No newline at end of file