From 4f84eb2b09bf51eabdc29b5eeec101e0260b1cb7 Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Thu, 28 Jul 2016 09:37:48 +0200
Subject: Braintree integration: first version

---
 classes/Offer.php | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'classes/Offer.php')

diff --git a/classes/Offer.php b/classes/Offer.php
index 815f626..8fa9ba7 100644
--- a/classes/Offer.php
+++ b/classes/Offer.php
@@ -27,7 +27,7 @@
 class Offer extends Model{
 	public
 		$table = 'offer',
-		$fillable_columns = ['contactId', 'start_date', 'end_date', 'invoice_date', 'accepted', 'invoice_fileId'];
+		$fillable_columns = ['contactId', 'start_date', 'end_date', 'invoice_date', 'accepted', 'invoice_fileId', 'payment_key'];
 
 	protected function accessor($key, $value) {
 		switch ($key) {
@@ -56,6 +56,25 @@ class Offer extends Model{
 		}
 	}
 
+	/**
+	 * A random max-63-char string that can be used as payment_key
+	 *
+	 * @return string                       The random string
+	 */
+	public static function getRandomPaymentKey() {
+		return preg_replace('/[^\w]+/', '',
+			base64_encode(openssl_random_pseudo_bytes(45)));
+	}
+
+	/**
+	 * Get whether the offer is eligible for online payment or not
+	 *
+	 * @return bool                         True iff it is eligible
+	 */
+	public function getPaymentEligibility() {
+		return $this->payment_key != '';
+	}
+
 	/**
 	 * Get the contact that this offer is linked to
 	 *
-- 
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