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<?php |
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/** |
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* Model Class |
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* |
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* Main/Super class for model classes |
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* |
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* @license http://opensource.org/licenses/MIT The MIT License (MIT) |
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* @author Omar El Gabry <[email protected]> |
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*/ |
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class Model { |
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/** |
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* Table name for the Model. |
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* |
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* @var string |
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*/ |
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public $table = false; |
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/** |
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* Array of validation errors |
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* |
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* @var array |
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*/ |
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protected $errors = []; |
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/** |
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* Constructor |
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* |
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*/ |
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public function __construct(){ |
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if($this->table === false){ |
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$this->table = $this->pluralize(get_class($this)); |
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} |
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} |
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/** |
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* pluralize for table names |
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* |
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* Automatically selects a database table name based on a pluralized lowercase object class name |
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* (i.e. class 'User' => table 'users') |
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* |
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* @param string $word |
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* @return string |
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*/ |
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private function pluralize($word){ |
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$word = strtolower($word); |
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$plural = [ |
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"newsfeed" => "newsfeed", |
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"man" => "men", |
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"woman" => "women" |
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]; |
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return isset($plural[$word])? $plural[$word]: $word . "s"; |
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} |
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/** |
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* delete record by id |
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* |
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* @param string $id |
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* @return bool |
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* @throws Exception if feed couldn't be deleted |
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*/ |
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View Code Duplication |
public function deleteById($id){ |
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$database = Database::openConnection(); |
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$database->deleteById($this->table, $id); |
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if($database->countRows() !== 1){ |
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throw new Exception ("Couldn't delete news feed"); |
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} |
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} |
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/** |
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* get errors |
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* |
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* @return array errors |
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*/ |
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public function errors(){ |
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return $this->errors; |
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} |
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/** |
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* is record exists? |
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* |
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* Almost all methods in model needs you to pass the current user id, |
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* Another approach is to create in Model class a property call id(will be inherited by all extending classes) |
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* Ex: |
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* Inside postsController: |
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* post->id = $postId |
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* post->updatePost(....) -> Inside updatePost() you can get the post id by: $this->id |
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* |
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* @param string $id |
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* @return bool |
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*/ |
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public function exists($id){ |
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$database = Database::openConnection(); |
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$database->getById($this->table, $id); |
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return $database->countRows() === 1; |
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} |
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/** |
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* Counting the number of a current model's table. |
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* |
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* @return integer |
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*/ |
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public function countAll(){ |
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$database = Database::openConnection(); |
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return $database->countAll($this->table); |
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} |
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/** |
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* adds parts to current query using an array. |
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* |
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* The array will have $key which is the field value, and the $value is the query to be added to the current query |
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* Only fields with existing value(false, and 0 are accepted as valid values) will be considered in our query. |
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* |
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* @param array $options |
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* @param string $implodeBy |
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* @return string |
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*/ |
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public function applyOptions(array $options, $implodeBy){ |
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$queries = []; |
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foreach($options as $key => $value){ |
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if(!empty($key) || $key === false || $key === 0){ |
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$queries[] = $value; |
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} |
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} |
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return implode($implodeBy, $queries); |
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} |
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} |
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OmarElGabry /
miniPHP
Loading history...
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.