Easier emails

2 files changed, 137 insertions, 64 deletions

diff --git a/classes/Correspondence.php b/classes/Correspondence.php
index 09873c3..80c4c87 100644
--- a/classes/Correspondence.php
+++ b/classes/Correspondence.php
@@ -51,62 +51,65 @@ class Correspondence extends FPDF {
 	 *
 	 * @see _()                     A function to translate
 	 */
-	protected static $translations = array(
-		'adres' => array(
-						'en' => 'Address',
-						'nl' => 'Adres'),
-		'amount' => array(
-						'en' => 'Amount',
-						'nl' => 'Subtotaal'),
-		'amount-due' => array(
-						'en' => 'Total amount due',
-						'nl' => 'Te voldoen'),
-		'biccode' => array(
-						'en' => 'The BIC code of our bank is %%.',
-						'nl' => 'De BIC-code van de bank is %%.'),
-		'btwnr' => array(
-						'en' => 'VAT nr',
-						'nl' => 'BTW nr'),
-		'description' => array(
-						'en' => 'Description',
-						'nl' => 'Omschrijving'),
-		'due-date' => array(
-						'en' => 'Due date',
-						'nl' => 'Vervaldatum'),
-		'email' => array(
-						'en' => 'Email',
-						'nl' => 'Email'),
-		'iban' => array(
-						'en' => 'IBAN',
-						'nl' => 'IBAN'),
-		'invoice' => array(
-						'en' => 'Invoice',
-						'nl' => 'Factuur'),
-		'invoice-date' => array(
-						'en' => 'Invoice date',
-						'nl' => 'Factuurdatum'),
-		'invoice-nr' => array(
-						'en' => 'Invoice number',
-						'nl' => 'Factuurnummer'),
-		'price-excl' => array(
-						'en' => 'Price excl.',
-						'nl' => 'Prijs excl.'),
-		'price-incl' => array(
-						'en' => 'Price incl.',
-						'nl' => 'Prijs incl.'),
-		'request' =>  array(
-						'en' => 'You are kindly requested to transfer the total amount before the due date to the provided IBAN nr.',
-						'nl' => 'U wordt vriendelijk verzocht het te voldoen bedrag voor de vervaldatum van de factuur over te maken naar opgegeven IBAN-nummer.'),
-		'tel-nr' => array(
-						'en' => 'Tel.',
-						'nl' => 'Tel.'),
-		'total' => array(
-						'en' => 'Total',
-						'nl' => 'Totaal'),
-		'vat' => array(
-						'en' => 'VAT',
-						'nl' => 'BTW'),
-	);
+	protected static $translations = [
+		'adres' => [
+			'en' => 'Address',
+			'nl' => 'Adres'],
+		'amount' => [
+			'en' => 'Amount',
+			'nl' => 'Subtotaal'],
+		'amount-due' => [
+			'en' => 'Total amount due',
+			'nl' => 'Te voldoen'],
+		'biccode' => [
+			'en' => 'The BIC code of our bank is %%.',
+			'nl' => 'De BIC-code van de bank is %%.'],
+		'btwnr' => [
+			'en' => 'VAT nr',
+			'nl' => 'BTW nr'],
+		'description' => [
+			'en' => 'Description',
+			'nl' => 'Omschrijving'],
+		'due-date' => [
+			'en' => 'Due date',
+			'nl' => 'Vervaldatum'],
+		'email' => [
+			'en' => 'Email',
+			'nl' => 'Email'],
+		'iban' => [
+			'en' => 'IBAN',
+			'nl' => 'IBAN'],
+		'invoice' => [
+			'en' => 'Invoice',
+			'nl' => 'Factuur'],
+		'invoice-date' => [
+			'en' => 'Invoice date',
+			'nl' => 'Factuurdatum'],
+		'invoice-nr' => [
+			'en' => 'Invoice number',
+			'nl' => 'Factuurnummer'],
+		'price-excl' => [
+			'en' => 'Price excl.',
+			'nl' => 'Prijs excl.'],
+		'price-incl' => [
+			'en' => 'Price incl.',
+			'nl' => 'Prijs incl.'],
+		'request' =>  [
+			'en' => 'You are kindly requested to transfer the total amount before the due date to the provided IBAN nr.',
+			'nl' => 'U wordt vriendelijk verzocht het te voldoen bedrag voor de vervaldatum van de factuur over te maken naar opgegeven IBAN-nummer.'],
+		'tel-nr' => [
+			'en' => 'Tel.',
+			'nl' => 'Tel.'],
+		'total' => [
+			'en' => 'Total',
+			'nl' => 'Totaal'],
+		'vat' => [
+			'en' => 'VAT',
+			'nl' => 'BTW'],
+		'mail-offer' => [
+			'en' => "Dear {{getContact-name}},\r\n\r\nPlease find attached your invoice. You can either pay by bank transfer, as indicated on the invoice, or using Paypal or a credit card on {{getPaymentUrl}}.\r\n\r\nThank you in advance,\r\n\r\n{{{invoice_name}}}",
+			'nl' => "Beste {{getContact-name}},\r\n\r\nBijgevoegd vindt u uw factuur. U kunt per bankoverschrijving betalen, zoals aangegeven op de factuur, of met Paypal of een credit card op {{getPaymentUrl}}.\r\n\r\nAlvast hartelijk dank,\r\n\r\n{{{invoice_name}}}"],
+	];
 
 	/** @var $page_height           The height of a page in millimeters */
 	protected static $page_height   = 297; // A4
@@ -119,7 +122,6 @@ class Correspondence extends FPDF {
 	 * @see $translations           The array holding the translations
 	 *
 	 * @param string $key           The string to translate
-	 * @param string $lang          The language to translate to (two-letter code)
 	 *
 	 * @return string               The translated string
 	 */
@@ -130,6 +132,69 @@ class Correspondence extends FPDF {
 	}
 
 	/**
+	 * Translate a string, statically
+	 *
+	 * @param string $key           The string to translate
+	 * @param string $lang          The language to translate to (two-letter code)
+	 *
+	 * @return string               The translated string
+	 */
+	public static function __($key, $lang) {
+		if (!array_key_exists($key, self::$translations))
+			return $key;
+		if (!array_key_exists($lang, self::$translations[$key]))
+			return $key;
+		return self::$translations[$key][$lang];
+	}
+
+	/**
+	 * Translate a string, statically, and resolve (@see resolve) it
+	 *
+	 * @param string $key           The string to translate
+	 * @param string $lang          The language to translate to (two-letter code)
+	 * @param mixed $obj            The object to resolve
+	 *
+	 * @return string               The resolved translated string
+	 */
+	public static function __r($key, $lang, $obj) {
+		return self::resolve(self::__($key, $lang), $obj);
+	}
+
+	/**
+	 * Resolve a string
+	 *
+	 * Resolves {{keyA-keyB-keyC}} to e.g. $obj->keyA()->keyB->keyC(), where
+	 * first the function (e.g. keyA()) is tried, and then the property (e.g.
+	 * keyB).
+	 *
+	 * Resolves {{{const}}} to Constants::const.
+	 *
+	 * @param string $string        The string to resolve
+	 * @param mixed $obj            The object to use
+	 *
+	 * @return string               The generated string
+	 */
+	public static function resolve($string, $obj) {
+		$string = preg_replace_callback('/\{\{\{(\w+)\}\}\}/', function ($matches) {
+			$key = $matches[1];
+			return constant("Constants::$key");
+		}, $string);
+		$string = preg_replace_callback('/\{\{([\w-]+)\}\}/', function ($matches) use ($obj) {
+			$keys = explode('-', $matches[1]);
+			$temp = $obj;
+			foreach ($keys as $key) {
+				if (method_exists($temp, $key)) {
+					$temp = call_user_func([$temp, $key]);
+				} else {
+					$temp = $temp->$key;
+				}
+			}
+			return $temp;
+		}, $string);
+		return $string;
+	}
+
+	/**
 	 * Create a new PDF
 	 *
 	 * @param string $orientation   See the FPDF class specs
diff --git a/classes/Offer.php b/classes/Offer.php
index 7b0d2fc..2a48604 100644
--- a/classes/Offer.php
+++ b/classes/Offer.php
@@ -87,6 +87,15 @@ class Offer extends Model{
 	}
 
 	/**
+	 * Get the URL on which the offer can be paid
+	 *
+	 * @return string                       The URL
+	 */
+	public function getPaymentUrl() {
+		return Constants::url_external . "pay?id={$this->id}&key={$this->payment_key}";
+	}
+
+	/**
 	 * Get the contact that this offer is linked to
 	 *
 	 * @return contact                      The contact
@@ -301,6 +310,11 @@ class Offer extends Model{
 	public function mailer() {
 		$mailer = new Mailer($this->pdo);
 		$mailer->setOffer($this);
+
+		$mailer->addAttachment($this->getInvoiceFile()->getFilenamePath());
+		$mailer->Subject = 'Your invoice';
+		$mailer->Body = Correspondence::__r('mail-offer', $this->getContact()->language, $this);
+
 		return $mailer;
 	}
 
@@ -310,13 +324,7 @@ class Offer extends Model{
 	 * @return bool                         The result of Mailer::send
 	 */
 	public function send() {
-		$mailer = $this->mailer();
-
-		$mailer->addAttachment($this->getInvoiceFile()->getFilenamePath());
-		$mailer->Subject = 'Your invoice';
-		$mailer->Body = 'Here is your invoice.';
-
-		return $mailer->send();
+		return $this->mailer()->send();
 	}
 
 	/**