我在使用Laravel 5.3中的Mailable附加文件时遇到困难，我的文件夹位于公共文件夹“附件”中。它总是抛出异常
ErrorException' with message 'Argument 2 passed to Illuminate\Mail\Message::attach() must be of the type array
但在laravel5.3文档中，它说->attach('/path/to/file');
namespace App\Mail;
use Illuminate\Bus\Queueable;
use Illuminate\Mail\Mailable;
use Illuminate\Queue\SerializesModels;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\URL;
class PoattachmentEmail extends Mailable
{
use Queueable, SerializesModels;
public function __construct()
{
//
}
public function build()
{
$subject = 'Attention';
return $this->view('emails.myview')
->attach(URL::to('/attachment/'.'newdata.xls'))
->subject($subject);
}
供应商\ laravel \框架\ SRC \照亮\邮件\ Mailable.php
<?php
namespace Illuminate\Mail;
use ReflectionClass;
use ReflectionProperty;
use BadMethodCallException;
use Illuminate\Support\Str;
use Illuminate\Support\Collection;
use Illuminate\Container\Container;
use Illuminate\Contracts\Queue\Factory as Queue;
use Illuminate\Contracts\Mail\Mailer as MailerContract;
use Illuminate\Contracts\Mail\Mailable as MailableContract;
class Mailable implements MailableContract
{
/**
* The person the message is from.
*
* @var array
*/
public $from = [];
/**
* The "to" recipients of the message.
*
* @var array
*/
public $to = [];
/**
* The "cc" recipients of the message.
*
* @var array
*/
public $cc = [];
/**
* The "bcc" recipients of the message.
*
* @var array
*/
public $bcc = [];
/**
* The "reply to" recipients of the message.
*
* @var array
*/
public $replyTo = [];
/**
* The subject of the message.
*
* @var string
*/
public $subject;
/**
* The view to use for the message.
*
* @var string
*/
public $view;
/**
* The plain text view to use for the message.
*
* @var string
*/
public $textView;
/**
* The view data for the message.
*
* @var array
*/
public $viewData = [];
/**
* The attachments for the message.
*
* @var array
*/
public $attachments = [];
/**
* The raw attachments for the message.
*
* @var array
*/
public $rawAttachments = [];
/**
* The callbacks for the message.
*
* @var array
*/
public $callbacks = [];
/**
* Send the message using the given mailer.
*
* @param \Illuminate\Contracts\Mail\Mailer $mailer
* @return void
*/
public function send(MailerContract $mailer)
{
Container::getInstance()->call([$this, 'build']);
$mailer->send($this->buildView(), $this->buildViewData(), function ($message) {
$this->buildFrom($message)
->buildRecipients($message)
->buildSubject($message)
->buildAttachments($message)
->runCallbacks($message);
});
}
/**
* Queue the message for sending.
*
* @param \Illuminate\Contracts\Queue\Factory $queue
* @return mixed
*/
public function queue(Queue $queue)
{
$connection = property_exists($this, 'connection') ? $this->connection : null;
$queueName = property_exists($this, 'queue') ? $this->queue : null;
if ($queueName) {
return $queue->connection($connection)->pushOn(
$queueName, new SendQueuedMailable($this)
);
} else {
return $queue->connection($connection)->push(
new SendQueuedMailable($this)
);
}
}
/**
* Deliver the queued message after the given delay.
*
* @param \DateTime|int $delay
* @param Queue $queue
* @return mixed
*/
public function later($delay, Queue $queue)
{
$connection = property_exists($this, 'connection') ? $this->connection : null;
$queueName = property_exists($this, 'queue') ? $this->queue : null;
if ($queueName) {
return $queue->connection($connection)->laterOn(
$queueName, $delay, new SendQueuedMailable($this)
);
} else {
return $queue->connection($connection)->later(
$delay, new SendQueuedMailable($this)
);
}
}
/**
* Build the view for the message.
*
* @return array|string
*/
protected function buildView()
{
if (isset($this->view, $this->textView)) {
return [$this->view, $this->textView];
} elseif (isset($this->textView)) {
return ['text' => $this->textView];
} else {
return $this->view;
}
}
/**
* Build the view data for the message.
*
* @return array
*/
public function buildViewData()
{
$data = $this->viewData;
foreach ((new ReflectionClass($this))->getProperties(ReflectionProperty::IS_PUBLIC) as $property) {
if ($property->getDeclaringClass()->getName() != self::class) {
$data[$property->getName()] = $property->getValue($this);
}
}
return $data;
}
/**
* Add the sender to the message.
*
* @param \Illuminate\Mail\Message $message
* @return $this
*/
protected function buildFrom($message)
{
if (! empty($this->from)) {
$message->from($this->from[0]['address'], $this->from[0]['name']);
}
return $this;
}
/**
* Add all of the recipients to the message.
*
* @param \Illuminate\Mail\Message $message
* @return $this
*/
protected function buildRecipients($message)
{
foreach (['to', 'cc', 'bcc', 'replyTo'] as $type) {
foreach ($this->{$type} as $recipient) {
$message->{$type}($recipient['address'], $recipient['name']);
}
}
return $this;
}
/**
* Set the subject for the message.
*
* @param \Illuminate\Mail\Message $message
* @return $this
*/
protected function buildSubject($message)
{
if ($this->subject) {
$message->subject($this->subject);
} else {
$message->subject(Str::title(Str::snake(class_basename($this), ' ')));
}
return $this;
}
/**
* Add all of the attachments to the message.
*
* @param \Illuminate\Mail\Message $message
* @return $this
*/
protected function buildAttachments($message)
{
foreach ($this->attachments as $attachment) {
$message->attach($attachment['file'], $attachment['options']);
}
foreach ($this->rawAttachments as $attachment) {
$message->attachData(
$attachment['data'], $attachment['name'], $attachment['options']
);
}
return $this;
}
/**
* Run the callbacks for the message.
*
* @param \Illuminate\Mail\Message $message
* @return $this
*/
protected function runCallbacks($message)
{
foreach ($this->callbacks as $callback) {
$callback($message->getSwiftMessage());
}
return $this;
}
/**
* Set the priority of this message.
*
* The value is an integer where 1 is the highest priority and 5 is the lowest.
*
* @param int $level
* @return $this
*/
public function priority($level = 3)
{
$this->callbacks[] = function ($message) use ($level) {
$message->setPriority($level);
};
return $this;
}
/**
* Set the sender of the message.
*
* @param object|array|string $address
* @param string|null $name
* @return $this
*/
public function from($address, $name = null)
{
return $this->setAddress($address, $name, 'from');
}
/**
* Set the recipients of the message.
*
* @param object|array|string $address
* @param string|null $name
* @return $this
*/
public function to($address, $name = null)
{
return $this->setAddress($address, $name, 'to');
}
/**
* Set the recipients of the message.
*
* @param object|array|string $address
* @param string|null $name
* @return $this
*/
public function cc($address, $name = null)
{
return $this->setAddress($address, $name, 'cc');
}
/**
* Set the recipients of the message.
*
* @param object|array|string $address
* @param string|null $name
* @return $this
*/
public function bcc($address, $name = null)
{
return $this->setAddress($address, $name, 'bcc');
}
/**
* Set the "reply to" address of the message.
*
* @param object|array|string $address
* @param string|null $name
* @return $this
*/
public function replyTo($address, $name = null)
{
return $this->setAddress($address, $name, 'replyTo');
}
/**
* Set the recipients of the message.
*
* @param object|array|string $address
* @param string|null $name
* @param string $property
* @return $this
*/
protected function setAddress($address, $name = null, $property = 'to')
{
if (is_object($address) && ! $address instanceof Collection) {
$address = [$address];
}
if ($address instanceof Collection || is_array($address)) {
foreach ($address as $user) {
$user = $this->parseUser($user);
$this->{$property}($user->email, isset($user->name) ? $user->name : null);
}
} else {
$this->{$property}[] = compact('address', 'name');
}
return $this;
}
/**
* Parse the given user into an object.
*
* @param mixed $user
* @return object
*/
protected function parseUser($user)
{
if (is_array($user)) {
return (object) $user;
} elseif (is_string($user)) {
return (object) ['email' => $user];
}
return $user;
}
/**
* Set the subject of the message.
*
* @param string $subject
* @return $this
*/
public function subject($subject)
{
$this->subject = $subject;
return $this;
}
/**
* Set the view and view data for the message.
*
* @param string $view
* @param array $data
* @return $this
*/
public function view($view, array $data = [])
{
$this->view = $view;
$this->viewData = $data;
return $this;
}
/**
* Set the plain text view for the message.
*
* @param string $textView
* @param array $data
* @return $this
*/
public function text($textView, array $data = [])
{
$this->textView = $textView;
$this->viewData = $data;
return $this;
}
/**
* Set the view data for the message.
*
* @param string|array $key
* @param mixed $value
* @return $this
*/
public function with($key, $value = null)
{
if (is_array($key)) {
$this->viewData = array_merge($this->viewData, $key);
} else {
$this->viewData[$key] = $value;
}
return $this;
}
/**
* Attach a file to the message.
*
* @param string $file
* @param array $options
* @return $this
*/
public function attach($file, array $options = [])
{
$this->attachments[] = compact('file', 'options');
return $this;
}
/**
* Attach in-memory data as an attachment.
*
* @param string $data
* @param string $name
* @param array $options
* @return $this
*/
public function attachData($data, $name, array $options = [])
{
$this->rawAttachments[] = compact('data', 'name', 'options');
return $this;
}
/**
* Register a callback to be called with the Swift message instance.
*
* @param callable $callback
* @return $this
*/
public function withSwiftMessage($callback)
{
$this->callbacks[] = $callback;
return $this;
}
/**
* Dynamically bind parameters to the message.
*
* @param string $method
* @param array $parameters
* @return $this
*
* @throws \BadMethodCallException
*/
public function __call($method, $parameters)
{
if (Str::startsWith($method, 'with')) {
return $this->with(Str::snake(substr($method, 4)), $parameters[0]);
}
throw new BadMethodCallException("Method [$method] does not exist on mailable.");
}
}
答案 0 :(得分：0)
我认为你正在给出一个对象而且它正在期待数组