Add TypeException and include type validations in classes inside mail/

examples/helpers/mail/example.php

@@ -7,18 +7,31 @@
 // require("./sendgrid-php.php"); 
 // If not using Composer, uncomment the above line
 
+use SendGrid\Mail\To;
+use SendGrid\Mail\From;
+use SendGrid\Mail\Content;
+use SendGrid\Mail\Mail;
+
+
 function helloEmail()
 {
-    $from = new Email(null, "test@example.com");
-    $subject = "Hello World from the SendGrid PHP Library";
-    $to = new Email(null, "test@example.com");
-    $content = new Content("text/plain", "some text here");
-    $mail = new Mail($from, $subject, $to, $content);
-    $to = new Email(null, "test2@example.com");
-    $mail->personalization[0]->addTo($to);
-
-    //echo json_encode($mail, JSON_PRETTY_PRINT), "\n";
-    return $mail;
+    try {
+        $from = new From(null, "test@example.com");
+        $subject = "Hello World from the SendGrid PHP Library";
+        $to = new To(null, "test@example.com");
+        $content = new Content("text/plain", "some text here");
+        $mail = new Mail($from, $to, $subject, $content);
+
+        $to = new To(null, "test2@example.com");
+        $mail->addPersonalization($to);
+
+        //echo json_encode($mail, JSON_PRETTY_PRINT), "\n";
+        return $mail;
+    } catch (\Exception $e) {
+        echo $e->getMessage();
+    }
+
+    return null;
 }
 
 function kitchenSink()

lib/mail/Asm.php

@@ -58,14 +58,20 @@ public function __construct(
      *
      * @param int|GroupId $group_id The unsubscribe group to associate with this 
      *                              email
-     * 
+     *
+     * @throws TypeException
      * @return null
      */  
     public function setGroupId($group_id)
     {
         if ($group_id instanceof GroupId) {
             $this->group_id = $group_id->getGroupId();
         } else {
+            if (!is_int($group_id)) {
+                throw new TypeException(
+                    '$group_id must be an instance of SendGrid\Mail\GroupId or of type int.'
+                );
+            }
             $this->group_id = new GroupId($group_id);
         }
         return;
@@ -94,14 +100,20 @@ public function getGroupId()
      *                                                 to be displayed 
      *                                                 on the unsubscribe 
      *                                                 preferences page.
-     * 
+     *
+     * @throws TypeException
      * @return null
      */  
     public function setGroupsToDisplay($groups_to_display)
     {
         if ($groups_to_display instanceof GroupsToDisplay) {
             $this->groups_to_display = $groups_to_display->getGroupsToDisplay();
         } else {
+            if (!is_array($groups_to_display)) {
+                throw new TypeException(
+                    '$groups_to_display must be an instance of SendGrid\Mail\GroupsToDisplay or of type array.'
+                );
+            }
             $this->groups_to_display = new GroupsToDisplay($groups_to_display);
         }
         return;

lib/mail/Attachment.php

@@ -72,11 +72,15 @@ public function __construct(
      * Add the content to a Attachment object
      *
      * @param string $content Base64 encoded content
-     * 
+     *
+     * @throws TypeException
      * @return null
      */  
     public function setContent($content)
     {
+        if (!is_string($content)) {
+            throw new TypeException('$content must be of type string.');
+        }
         $this->content = $content;
     }
 
@@ -95,10 +99,14 @@ public function getContent()
      *
      * @param string $type Mime type of the attachment
      * 
+     * @throws TypeException
      * @return null
      */  
     public function setType($type)
     {
+        if (!is_string($type)) {
+            throw new TypeException('$type must be of type string.');
+        }
         $this->type = $type;
     }
 
@@ -117,10 +125,14 @@ public function getType()
      *
      * @param string $filename File name of the attachment
      * 
+     * @throws TypeException
      * @return null
      */  
     public function setFilename($filename)
     {
+        if (!is_string($filename)) {
+            throw new TypeException('$filename must be of type string');
+        }
         $this->filename = $filename;
     }
 
@@ -140,10 +152,14 @@ public function getFilename()
      * @param string $disposition How the attachment should be displayed: 
      *                            inline or attachment, default is attachment
      * 
+     * @throws TypeException
      * @return null
      */  
     public function setDisposition($disposition)
     {
+        if (!is_string($disposition)) {
+            throw new TypeException('$disposition must be of type string.');
+        }
         $this->disposition = $disposition;
     }
 
@@ -167,6 +183,9 @@ public function getDisposition()
      */  
     public function setContentID($content_id)
     {
+        if (!is_string($content_id)) {
+            throw new TypeException('$content_id must be of type string.');
+        }
         $this->content_id = $content_id;
     }
 

lib/mail/BatchId.php

@@ -42,10 +42,14 @@ public function __construct($batch_id=null)
      * @param string $batch_id This ID represents a batch of emails to be sent 
      *                         at the same time
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setBatchId($batch_id)
     {
+        if (!is_string($batch_id)) {
+            throw new TypeException('$batch_id must be of type string.');
+        }
         $this->batch_id = $batch_id;
     }
 

lib/mail/BccSettings.php

@@ -47,10 +47,14 @@ public function __construct($enable=null, $email=null)
      *
      * @param bool $enable Indicates if this setting is enabled
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setEnable($enable)
     {
+        if (!is_bool($enable)) {
+            throw new TypeException('$enable must be of type bool.');
+        }
         $this->enable = $enable;
     }
 
@@ -67,13 +71,21 @@ public function getEnable()
     /**
      * Add the email setting on a BccSettings object
      *
-     * @param bool $email The email address that you would like 
+     * @param string $email The email address that you would like
      *                    to receive the BCC
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setEmail($email)
     {
+        if (!is_string($email) &&
+            filter_var($email, FILTER_VALIDATE_EMAIL)
+        ) {
+            throw new TypeException(
+                '$email must valid and be of type string.'
+            );
+        }
         $this->email = $email;
     }
 

lib/mail/BypassListManagement.php

@@ -46,10 +46,14 @@ public function __construct($enable=null)
      *
      * @param bool $enable Indicates if this setting is enabled
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setEnable($enable)
     {
+        if (!is_bool($enable)) {
+            throw new TypeException('$enable must be of type bool.');
+        }
         $this->enable = $enable;
     }
 

lib/mail/Category.php

@@ -44,11 +44,15 @@ public function __construct($category=null)
      * @param string $category A category name for an email message. 
      *                         Each category name may not exceed 255 
      *                         characters
-     * 
+     *
+     * @throws TypeException
      * @return null
      */ 
     public function setCategory($category)
     {
+        if (!is_string($category)) {
+            throw new TypeException('$category must be of type string.');
+        }
         $this->category = $category;
     }
 

lib/mail/ClickTracking.php

@@ -49,10 +49,14 @@ public function __construct($enable=null, $enable_text=null)
      *
      * @param bool $enable Indicates if this setting is enabled
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setEnable($enable)
     {
+        if (!is_bool($enable)) {
+            throw new TypeException('$enable must be of type bool.');
+        }
         $this->enable = $enable;
     }
 
@@ -71,10 +75,14 @@ public function getEnable()
      *
      * @param bool $enable_text Indicates if this setting is enabled
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setEnableText($enable_text)
     {
+        if (!is_bool($enable_text)) {
+            throw new TypeException('$enable_text must be of type bool');
+        }
         $this->enable_text = $enable_text;
     }
 

lib/mail/Content.php

@@ -53,10 +53,14 @@ public function __construct($type=null, $value=null)
      *                     in your email. For example, “text/plain” or 
      *                     “text/html”
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setType($type)
     {
+        if (!is_string($type)) {
+            throw new TypeException('$type must be of type string.');
+        }
         $this->type = $type;
     }
 
@@ -76,10 +80,14 @@ public function getType()
      * @param string $value The actual content of the specified mime type 
      *                      that you are including in your email
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setValue($value)
     {
+        if (!is_string($value)) {
+            throw new TypeException('$value must be of type string');
+        }
         $this->value = mb_convert_encoding($value, 'UTF-8', 'UTF-8');
     }
 

lib/mail/CustomArg.php

@@ -53,10 +53,14 @@ public function __construct($key=null, $value=null)
      *
      * @param string $key Custom arg key
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setKey($key)
     {
+        if (!is_string($key)) {
+            throw new TypeException('$key must be of type string');
+        }
         $this->key = (string) $key;
     }
 
@@ -75,10 +79,14 @@ public function getKey()
      *
      * @param string $value Custom arg value
      * 
+     * @throws TypeException
      * @return null
      */ 
     public function setValue($value)
     {
+        if (!is_string($value)) {
+            throw new TypeException('$value must be of type string.');
+        }
         $this->value = (string) $value;
     }