diff options
Diffstat (limited to 'classes/Discount.php')
| -rw-r--r-- | classes/Discount.php | 212 |
1 files changed, 10 insertions, 202 deletions
diff --git a/classes/Discount.php b/classes/Discount.php index 91dd53b..3f12348 100644 --- a/classes/Discount.php +++ b/classes/Discount.php @@ -24,74 +24,18 @@ /** * An interface to the discount table in the database */ -class Discount { +class Discount extends Model { use Calculatable; - /** - * @var pdo $pdo The PDO class for database communication - * @var int $id The id of the discount - * @var int $offerId The id of the offer this discount is linked to - * @var string $title The title of the discount - * @var string $description The description of the discount - * @var float $value The actual discount - * @var float $vat The percentage of VAT to calculate on this discount - */ - protected $pdo, $offerId, $id, $title, $description, $value, $vat; + public + $table = 'discount', + $fillable_columns = ['offerId', 'title', 'description', 'value', 'VAT_percentage']; const SUBTOTAL = 1; const VAT = 2; const TOTAL = 3; /** - * Create a new instance - * - * @param PDO $pdo The PDO class, to access the database - * @param int $id The id of the discount to fetch - * - * @throws PDOException If something went wrong with the database - * @throws Exception If the discount could not be found - */ - public function __construct($pdo, $id) { - $this->pdo = $pdo; - - $stmt = $this->pdo->prepare("SELECT * FROM `".Constants::db_prefix."discount` WHERE `id`=?"); - $stmt->execute(array($id)); - if ($stmt->rowCount() == 0) { - throw new Exception("The discount with id '$id' could not be found."); - } - $discount = $stmt->fetch(PDO::FETCH_ASSOC); - - $this->id = $discount['id']; - $this->offerId = $discount['offerId']; - $this->title = $discount['title']; - $this->description = $discount['description']; - $this->value = $discount['value']; - $this->vat = $discount['VAT_percentage']; - } - - //------------------------------------------------------------------------------ - // Getters and setters - //------------------------------------------------------------------------------ - - /** - * Get the ID of the discount - * - * @return int The ID - */ - public function getId() { - return $this->id; - } - - /** - * Get the ID of the offer that this discount is linked to - * - * @return int The ID - */ - public function getOfferId() { - return $this->offerId; - } - - /** * Get the offer that this discount is linked to * * @return offer The offer @@ -101,156 +45,20 @@ class Discount { } /** - * Get the title of the discount - * - * @return string The title - */ - public function getTitle() { - return $this->title; - } - - /** - * Set the title of the discount - * - * @param string $title The new title for the discount - * - * @throws PDOException If something went wrong with the database - * - * @return bool True on succes, false on failure - */ - public function setTitle($title) { - $stmt = $this->pdo->prepare("UPDATE `".Constants::db_prefix."discount` SET `title`=? WHERE `id`=?"); - $stmt->execute(array($title, $this->id)); - if ($stmt->rowCount() == 1) { - $this->title = $title; - return true; - } else { - return false; - } - } - - /** - * Get the description of the discount + * The description after having parsed markdown * - * @param bool $parseMarkdown Whether or not to parse markdown - * - * @return string The description + * @return string The description in HTML format */ - public function getDescription($parseMarkdown = true) { - if ($parseMarkdown) { - $pd = new Parsedown; - return $pd->text($this->description); - } else { - return $this->description; - } + public function getHTMLDescription() { + $pd = new Parsedown; + return $pd->text($this->description); } - /** - * Set the description of the discount - * - * @param string $description The new description for the discount - * - * @throws PDOException If something went wrong with the database - * - * @return bool True on succes, false on failure - */ - public function setDescription($description) { - $stmt = $this->pdo->prepare("UPDATE `".Constants::db_prefix."discount` SET `description`=? WHERE `id`=?"); - $stmt->execute(array($description, $this->id)); - if ($stmt->rowCount() == 1) { - $this->description = $description; - return true; - } else { - return false; - } - } - - /** - * Get the value of the discount - * - * @return float The value - */ - public function getValue() { - return $this->value; - } - - /** - * Set the value of the discount - * - * @param float $value The new value for the discount - * - * @throws PDOException If something went wrong with the database - * - * @return bool True on succes, false on failure - */ - public function setValue($value) { - $stmt = $this->pdo->prepare("UPDATE `".Constants::db_prefix."discount` SET `value`=? WHERE `id`=?"); - $stmt->execute(array($value, $this->id)); - if ($stmt->rowCount() == 1) { - $this->value = $value; - return true; - } else { - return false; - } - } - - /** - * Get the VAT percentage of the discount - * - * @return float The VAT percentage - */ - public function getVAT() { - return $this->vat; - } - - /** - * Set the VAT percentage of the discount - * - * @param float $vat The new VAT percentage for the discount - * - * @throws PDOException If something went wrong with the database - * - * @return bool True on succes, false on failure - */ - public function setVAT($vat) { - $stmt = $this->pdo->prepare("UPDATE `".Constants::db_prefix."discount` SET `VAT_percentage`=? WHERE `id`=?"); - $stmt->execute(array($vat, $this->id)); - if ($stmt->rowCount() == 1) { - $this->vat = $vat; - return true; - } else { - return false; - } - } - - //------------------------------------------------------------------------------ - // Other functions - //------------------------------------------------------------------------------ - protected function calculateSubtotal() { return - $this->value; } protected function calculateVAT() { - return $this->calculateSubtotal() * $this->getVAT() / 100; - } - - /** - * Remove this discount from the database - * - * If this doesn't succeed (i.e. false is returned), that means the discount was removed manually or by another instance of this class - * - * @throws PDOException If something went wrong with the database - * - * @return bool True on success, false on failure - */ - public function delete() { - $stmt = $this->pdo->prepare("DELETE FROM `".Constants::db_prefix."discount` WHERE `id`=?"); - $stmt->execute(array($this->id)); - if ($stmt->rowCount() != 1) { - return false; - } else { - return true; - } + return $this->calculateSubtotal() * $this->VAT_percentage / 100; } } |