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<?php |
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/** |
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* FlipsideCAPTCHA class |
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* |
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* This file describes the FlipsideCAPTCHA class |
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* PHP version 5 and 7 |
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* |
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* @author Patrick Boyd / [email protected] |
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* @copyright Copyright (c) 2015, Austin Artistic Reconstruction |
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* @license http://www.apache.org/licenses/ Apache 2.0 License |
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*/ |
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/** |
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* Allow other classes to be loaded as needed |
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*/ |
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require_once('Autoload.php'); |
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/** |
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* A class to represent a Completely Automated Public Turing test to tell Computers and Humans Apart |
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*/ |
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class FlipsideCAPTCHA implements JsonSerializable |
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{ |
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/** |
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* The ID of the CAPTCHA in the DB |
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*/ |
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public $random_id; |
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/** |
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* An array of all valid IDs in the DB |
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*/ |
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private $validIDs; |
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/** |
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* Get all valid CAPTCH IDs |
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* |
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* @return array An array of captch IDs |
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* |
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* @deprecated 2.1 Will be removed in favor of self::getValidCaptchaIDs() |
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*/ |
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public static function get_valid_captcha_ids() |
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{ |
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return self::getValidCaptchaIDs(); |
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} |
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/** |
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* Get all valid CAPTCH IDs |
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* |
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* @return array An array of captch IDs |
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*/ |
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public static function getValidCaptchaIDs() |
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{ |
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$datatable = DataSetFactory::getDataTableByNames('profiles', 'captcha'); |
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$data = $datatable->read(false, array('id')); |
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$count = count($data); |
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for($i = 0; $i < $count; $i++) |
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{ |
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$data[$i] = $data[$i]['id']; |
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} |
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return $data; |
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} |
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/** |
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* Get an array of all CAPTCHAs |
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* |
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* @return array An array of captchas |
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* |
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* @deprecated 2.1 Will be removed in favor of self::getAll() |
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*/ |
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public static function get_all() |
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{ |
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return self::getAll(); |
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} |
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/** |
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* Get an array of all CAPTCHAs |
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* |
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* @return array An array of captchas |
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*/ |
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public static function getAll() |
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{ |
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$res = array(); |
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$ids = self::getValidCaptchaIDs(); |
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$count = count($ids); |
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for($i = 0; $i < $count; $i++) |
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{ |
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$captcha = new FlipsideCAPTCHA(); |
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$captcha->random_id = $ids[$i]; |
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array_push($res, $captcha); |
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} |
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return $res; |
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} |
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public static function save_new_captcha($question, $hint, $answer) |
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{ |
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$dataset = DataSetFactory::getDataSetByName('profiles'); |
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$datatable = $dataset['captcha']; |
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return $datatable->create(array('question'=>$question, 'hint'=>$hint, 'answer'=>$answer)); |
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} |
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public function __construct() |
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{ |
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$this->validIDs = FlipsideCAPTCHA::get_valid_captcha_ids(); |
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$this->random_id = mt_rand(0, count($this->validIDs) - 1); |
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$this->random_id = $this->validIDs[$this->random_id]; |
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} |
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protected function getCaptchField($fieldName) |
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{ |
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$dataset = DataSetFactory::getDataSetByName('profiles'); |
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$datatable = $dataset['captcha']; |
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$data = $datatable->read(new \Data\Filter('id eq '.$this->random_id), array($fieldName)); |
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if(empty($data)) |
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{ |
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return false; |
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} |
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return $data[0][$fieldName]; |
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} |
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public function get_question() |
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{ |
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return $this->getCaptchField('question'); |
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} |
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public function get_hint() |
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{ |
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return $this->getCaptchField('hint'); |
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} |
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private function get_answer() |
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{ |
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return $this->getCaptchField('answer'); |
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} |
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public function is_answer_right($answer) |
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{ |
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return strcasecmp($this->get_answer(), $answer) === 0; |
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} |
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public function draw_captcha($explination = true, $return = false, $ownForm = false) |
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{ |
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$string = ''; |
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if($ownForm) |
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{ |
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$string .= '<form id="flipcaptcha" name="flipcaptcha">'; |
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} |
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$string .= '<label for="captcha" class="col-sm-2 control-label">'.$this->get_question().'</label><div class="col-sm-10"><input class="form-control" type="text" id="captcha" name="captcha" placeholder="'.$this->get_hint().'" required/></div>'; |
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if($ownForm) |
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{ |
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$string .= '</form>'; |
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} |
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if($explination) |
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{ |
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$string .= '<div class="col-sm-10">The answer to this question may be found in the Burning Flipside Survival Guide. It may be found <a href="http://www.burningflipside.com/sg">here</a>.</div>'; |
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} |
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if(!$return) |
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{ |
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echo $string; |
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} |
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return $string; |
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} |
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public function self_json_encode() |
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{ |
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return json_encode($this->jsonSerialize()); |
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} |
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public function jsonSerialize() |
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{ |
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$res = array(); |
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$res['id'] = $this->random_id; |
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$res['question'] = $this->get_question(); |
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$res['hint'] = $this->get_hint(); |
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$res['answer'] = $this->get_answer(); |
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return $res; |
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} |
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} |
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/* vim: set tabstop=4 shiftwidth=4 expandtab: */ |
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BurningFlipside /
CommonCode
This method has been deprecated. The supplier of the class has supplied an explanatory message.
The explanatory message should give you some clue as to whether and when the method will be removed from the class and what other method or class to use instead.