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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2014 (original work) Open Assessment Technologies SA; |
| 19 | * |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | namespace oat\tao\model\controllerMap; |
| 24 | |
| 25 | use common_Logger; |
| 26 | use oat\tao\model\http\Controller; |
| 27 | use ReflectionClass; |
| 28 | use RecursiveDirectoryIterator; |
| 29 | use DirectoryIterator; |
| 30 | use RecursiveIteratorIterator; |
| 31 | use RegexIterator; |
| 32 | use RecursiveRegexIterator; |
| 33 | use helpers_PhpTools; |
| 34 | |
| 35 | /** |
| 36 | * Fectory to create the description of the controllers and |
| 37 | * actions from the source code |
| 38 | * |
| 39 | * @author Joel Bout <joel@taotesting.com> |
| 40 | */ |
| 41 | class Factory |
| 42 | { |
| 43 | /** |
| 44 | * |
| 45 | * @param string $extensionId |
| 46 | * @return ControllerDescription[] array of controller descriptions |
| 47 | */ |
| 48 | public function getControllers($extensionId) |
| 49 | { |
| 50 | |
| 51 | $ext = \common_ext_ExtensionsManager::singleton()->getExtensionById($extensionId); |
| 52 | $controllers = []; |
| 53 | foreach ($this->getControllerClasses($ext) as $className) { |
| 54 | $controllers[] = $this->getControllerDescription($className); |
| 55 | } |
| 56 | return $controllers; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Get a description of the controller |
| 61 | * |
| 62 | * @param string $controllerClassName |
| 63 | * @return ControllerDescription |
| 64 | */ |
| 65 | public function getControllerDescription($controllerClassName) |
| 66 | { |
| 67 | $reflector = new ReflectionClass($controllerClassName); |
| 68 | return new ControllerDescription($reflector); |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * Get a description of the action |
| 73 | * |
| 74 | * @param string $controllerClassName |
| 75 | * @param string $actionName |
| 76 | * @return ActionDescription |
| 77 | * @throws ActionNotFoundException |
| 78 | */ |
| 79 | public function getActionDescription($controllerClassName, $actionName) |
| 80 | { |
| 81 | |
| 82 | if (!class_exists($controllerClassName) || !method_exists($controllerClassName, $actionName)) { |
| 83 | throw new ActionNotFoundException('Unknown ' . $controllerClassName . '@' . $actionName); |
| 84 | } |
| 85 | |
| 86 | $reflector = new \ReflectionMethod($controllerClassName, $actionName); |
| 87 | return new ActionDescription($reflector); |
| 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Helper to find all controllers |
| 92 | * |
| 93 | * @param \common_ext_Extension $extension |
| 94 | * @return array |
| 95 | * @ignore |
| 96 | */ |
| 97 | private function getControllerClasses(\common_ext_Extension $extension) |
| 98 | { |
| 99 | $returnValue = []; |
| 100 | |
| 101 | // routes |
| 102 | $namespaces = []; |
| 103 | foreach ($extension->getManifest()->getRoutes() as $mapedPath => $ns) { |
| 104 | if (is_string($ns)) { |
| 105 | $namespaces[] = trim($ns, '\\'); |
| 106 | } |
| 107 | } |
| 108 | if (!empty($namespaces)) { |
| 109 | common_Logger::t('Namespace found in routes for extension ' . $extension->getId()); |
| 110 | $classes = []; |
| 111 | $recDir = new RecursiveDirectoryIterator($extension->getDir()); |
| 112 | $recIt = new RecursiveIteratorIterator($recDir); |
| 113 | $regexIt = new RegexIterator($recIt, '/^.+\.php$/i', RecursiveRegexIterator::GET_MATCH); |
| 114 | foreach ($regexIt as $entry) { |
| 115 | $info = helpers_PhpTools::getClassInfo($entry[0]); |
| 116 | if (!empty($info['ns'])) { |
| 117 | $ns = trim($info['ns'], '\\'); |
| 118 | if (!empty($info['ns']) && in_array($ns, $namespaces)) { |
| 119 | $returnValue[$info['class']] = $ns . '\\' . $info['class']; |
| 120 | } |
| 121 | } |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | // legacy |
| 126 | if ($extension->hasConstant('DIR_ACTIONS') && file_exists($extension->getConstant('DIR_ACTIONS'))) { |
| 127 | $dir = new DirectoryIterator($extension->getConstant('DIR_ACTIONS')); |
| 128 | foreach ($dir as $fileinfo) { |
| 129 | if (preg_match('/^class\.[^.]*\.php$/', $fileinfo->getFilename())) { |
| 130 | $module = substr($fileinfo->getFilename(), 6, -4); |
| 131 | $returnValue[$module] = $extension->getId() . '_actions_' . $module; |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | $returnValue = array_filter($returnValue, [$this, 'isControllerClassNameValid']); |
| 137 | |
| 138 | return (array) $returnValue; |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * Validates controller class name to: |
| 143 | * - exist |
| 144 | * - have valid base class |
| 145 | * - be not abstract |
| 146 | * |
| 147 | * @param string $controllerClassName |
| 148 | * |
| 149 | * @return bool |
| 150 | */ |
| 151 | private function isControllerClassNameValid($controllerClassName) |
| 152 | { |
| 153 | $returnValue = true; |
| 154 | |
| 155 | if (!class_exists($controllerClassName)) { |
| 156 | common_Logger::w($controllerClassName . ' not found'); |
| 157 | $returnValue = false; |
| 158 | } elseif ( |
| 159 | !is_subclass_of($controllerClassName, 'Module') |
| 160 | && !is_subclass_of($controllerClassName, Controller::class) |
| 161 | ) { |
| 162 | common_Logger::w($controllerClassName . ' is not a valid Controller.'); |
| 163 | $returnValue = false; |
| 164 | } else { |
| 165 | // abstract so just move along |
| 166 | $reflection = new \ReflectionClass($controllerClassName); |
| 167 | if ($reflection->isAbstract()) { |
| 168 | common_Logger::i($controllerClassName . ' is abstract'); |
| 169 | $returnValue = false; |
| 170 | } |
| 171 | } |
| 172 | |
| 173 | return $returnValue; |
| 174 | } |
| 175 | } |