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<?php |
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/** |
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* Opine\PubSubBuild |
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* |
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* Copyright (c)2013, 2014 Ryan Mahoney, https://github.com/Opine-Org <[email protected]> |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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namespace Opine\PubSub; |
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use Exception; |
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use Symfony\Component\Yaml\Yaml; |
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class Model |
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{ |
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private $root; |
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private $bundleModel; |
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public function __construct($root, $bundleModel) |
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{ |
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$this->root = $root; |
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$this->bundleModel = $bundleModel; |
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$this->cacheFile = $this->root.'/../var/cache/topics.json'; |
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} |
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public function readDiskCache() |
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{ |
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$topics = []; |
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if (!file_exists($this->cacheFile)) { |
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return []; |
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} |
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$topics = json_decode(file_get_contents($this->cacheFile), true); |
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if (!isset($topics['topics'])) { |
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return []; |
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} |
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return $topics['topics']; |
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} |
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public function build() |
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{ |
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$topics = $this->topics(); |
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file_put_contents($this->cacheFile, json_encode($topics, JSON_PRETTY_PRINT)); |
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return $topics; |
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} |
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private function topics() |
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{ |
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$config = []; |
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$this->topicsInclude(__DIR__.'/../available/topics.yml', $config); |
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$this->bundleTopicsInclude($config); |
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foreach (glob($this->root.'/../config/topics/*.yml') as $filename) { |
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$this->topicsInclude($filename, $config); |
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} |
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return $config; |
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} |
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private function topicsInclude($file, &$config) |
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{ |
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$topics = $this->topicsRead($file); |
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if (!isset($topics['topics']) || !is_array($topics['topics']) || count($topics['topics']) == 0) { |
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return; |
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} |
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foreach ($topics['topics'] as $name => $topic) { |
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$config['topics'][$name] = $topic; |
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} |
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} |
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private function bundleTopicsInclude(&$config) |
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{ |
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$bundles = $this->bundleModel->bundles(); |
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if (!is_array($bundles) || count($bundles) == 0) { |
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return; |
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} |
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foreach ($bundles as $bundleName => $bundle) { |
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foreach (glob($bundle['root'].'/../config/topics/*.yml') as $filename) { |
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$this->topicsInclude($filename, $config); |
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} |
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} |
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} |
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private function topicsRead($topicConfig) |
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{ |
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if (!file_exists($topicConfig)) { |
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return; |
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} |
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$config = Yaml::parse(file_get_contents($topicConfig)); |
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if ($config == false) { |
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throw new Exception('Can not parse YAML file: '.$topicConfig); |
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} |
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return $config; |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: