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<?php |
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/* |
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* This file is part of the Valdi package. |
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* |
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* (c) Philip Lehmann-Böhm <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Valdi; |
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/** |
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* To ease the building of the rules array. |
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*/ |
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class RulesBuilder |
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{ |
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/** |
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* Holds the rules under construction. |
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*/ |
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protected $rules; |
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/** |
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* Creates and returns an instance. |
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* |
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* @return RulesBuilder - the new instance |
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*/ |
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public static function create() : RulesBuilder |
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{ |
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return new RulesBuilder(); |
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} |
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/** |
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* Constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->rules = []; |
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} |
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/** |
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* Adds a rule for a field to the set. This function takes a variable amount |
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* of parameters in order to cover the rule parameters. Example for a rule |
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* without parameter: |
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* field('myField', 'required') |
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* Example for a rule with two parameters: |
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* field('myField', 'between', 3, 7) |
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* |
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* @param string $field the field for the rule |
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* @param string $rule the rule to add |
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* |
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* @return RulesBuilder - the instance of the called RulesBuilder in order to chain the rules creation |
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*/ |
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public function field(string $field, string $rule) : RulesBuilder |
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{ |
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if (!isset($this->rules[$field])) { |
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$this->rules[$field] = []; |
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} |
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$newRule = [$rule]; |
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$numArgs = func_num_args(); |
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for ($i = 2; $i < $numArgs; ++$i) { |
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$newRule[] = func_get_arg($i); |
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} |
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$this->rules[$field][] = $newRule; |
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return $this; |
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} |
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/** |
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* Adds a rule to the set. This function takes a variable amount |
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* of parameters in order to cover the rule parameters. Example for a rule |
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* without parameter: |
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* rule('required') |
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* Example for a rule with two parameters: |
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* rule('between', 3, 7) |
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* |
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* @param string $rule the rule to add |
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* |
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* @return RulesBuilder - the instance of the called RulesBuilder in order to chain the rules creation |
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*/ |
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public function rule(string $rule) : RulesBuilder |
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{ |
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$newRule = [$rule]; |
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$numArgs = func_num_args(); |
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for ($i = 1; $i < $numArgs; ++$i) { |
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$newRule[] = func_get_arg($i); |
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} |
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$this->rules[] = $newRule; |
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return $this; |
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} |
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/** |
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* Gets the created rules. Afterwards, the RulesBuilder is emptied and ready to be used again. |
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* |
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* @return array - the created rules |
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*/ |
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public function build() : array |
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{ |
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$rules = $this->rules; |
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$this->rules = []; |
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return $rules; |
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} |
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} |
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philiplb /
Valdi
