You can get access token & other details to perform this action:
http://pritomkumar.blogspot.com/2016/11/using-oauth-20-for-google-client-side.html
http://pritomkumar.blogspot.com/2016/11/using-oauth-20-for-google-client-side.html
Code snippet to send mail using google & php using google oauth
<?php
session_start();
init();
if(isset($_POST["send"])) {
sendEmail();
}
else {
?>
<form method="post" enctype="multipart/form-data" accept-charset="ISO-8859-1">
<table style="width: 1000px;">
<tr>
<td style="width: 150px;">To</td>
<td style="width: 850px;"><input type="text" name="to" required value="" style="width: 100%;"/></td>
</tr>
<tr>
<td>Subject</td>
<td><input type="text" name="subject" required value="Some sample subject on <?php echo date("d/m/Y H:i:s"); ?>" style="width: 100%;"/></td>
</tr>
<tr>
<td>Files</td>
<td>
<input type="file" name="files[]"/>
<input type="file" name="files[]"/>
<input type="file" name="files[]"/>
<input type="file" name="files[]"/>
<input type="file" name="files[]"/>
<input type="file" name="files[]"/>
</td>
</tr>
<tr>
<td style="vertical-align: top;">Message</td>
<td><textarea name="message" required style="width: 100%; height: 600px;"></textarea></td>
</tr>
<tr>
<td></td>
<td><input type="submit" name="send" value="Send"/></td>
</tr>
</table>
</form>
<?php
}
function init() {
$_SESSION["google_user_id"] = "118224585666607576118";
$_SESSION["access_token"] = "ya29.CjCgdfgdfgdfgROwgDCiVa4ZvfzThKO6I272GJGQoWIEmwvgcNtks0exmxlUmzQ";
/* Permissions need to send email */
$_SESSION["scope"] = "https://www.googleapis.com/auth/userinfo.profile"; /* User profile */
$_SESSION["scope"] .= " https://www.googleapis.com/auth/gmail.send"; /* Send email */
}
function sendEmail() {
$to = trim($_POST["to"]);
if (strlen($to) == 0) {
die("Need email address to send email");
}
$cc = "";
$bcc = "";
$nl = "\r\n";
$boundary = md5(date('r', time()));
$html = trim(utf8_encode($_POST["message"]));
$attachment_body = "";
for($i = 0; $i < 6; $i++) {
if(strlen(trim($_FILES["files"]["name"][$i])) > 0) {
$content = file_get_contents($_FILES["files"]["tmp_name"][$i]);
$content = base64_encode($content);
$this_attachment = "--".$boundary.$nl."Content-Type: ".$_FILES["files"]["type"][$i].$nl;
$this_attachment .= "Content-Transfer-Encoding: base64$nl";
$this_attachment .= "Content-Disposition: attachment; filename=\"".$_FILES["files"]["name"][$i]."\"$nl$nl";
$this_attachment .= $content;
$attachment_body .= $this_attachment.$nl;
}
}
$message = "Return-Path: pritomkucse@gmail.com$nl".
"From: your_email@gmail.com$nl".
"Reply-To: \"Reply To\" <some_reply_address@gmails.com>$nl".
"MIME-Version: 1.0$nl".
"Date: ".date('d/m/Y H:i:s')."$nl".
"Subject: Test email on: ".date("d/m/Y H:i:s")."$nl".
"To: $to$nl".
//"CC: \"CC Address\" <$cc>$nl".
//"BCC: \"BCC Address\" <$bcc>$nl".
"Content-Type: multipart/mixed; boundary=\"$boundary\"$nl$nl".
"--$boundary$nl".
"Content-Type: text/html; charset=iso-8859-1".$nl.
"Content-Transfer-Encoding: 7bit$nl$nl".
"$html$nl".
"$attachment_body".
"--$boundary--";
echo "<pre>[[";print_r($message);echo "]]</pre>";
$submit = array();
$submit["raw"] = encode_content($message);
$submit = json_encode($submit);
$headers = array();
$headers[] = "Content-Type: application/json";
$headers[] = "Content-Length: " . strlen($submit);
$apiUrl = "https://www.googleapis.com/gmail/v1/users/";
$apiUrl .= $_SESSION["google_user_id"]."/messages/send?format=raw";
$apiUrl .= "&access_token=".$_SESSION["access_token"];
$result = runCurl($apiUrl, $submit, $headers);
echo "<pre>"; echo $result; echo "</pre>"; die();
/*
$result will print output as below:
You can get unique Message-ID by read an email from server
with email id "1588519a5db4ecfe" (as below)
HTTP/1.1 200 OK
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Pragma: no-cache
Expires: Mon, 01 Jan 1990 00:00:00 GMT
Date: Mon, 21 Nov 2016 04:16:40 GMT
Vary: X-Origin
Content-Type: application/json; charset=UTF-8
X-Content-Type-Options: nosniff
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1; mode=block
Server: GSE
Alt-Svc: quic=":443"; ma=2592000; v="36,35,34"
Accept-Ranges: none
Vary: Origin,Accept-Encoding
Transfer-Encoding: chunked
{
"id": "1588519a5db4ecfe",
"threadId": "1588519a5db4ecfe",
"labelIds": [
"SENT"
]
}
*/
}
function encode_content($content) {
$content = base64_encode($content);
$content = str_replace("+", "-", $content);
$content = str_replace("/", "_", $content);
//$content = rawurlencode($content);
return $content;
}
function runCurl($url, $post = null, $headers = null) {
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_POST, $post == null ? 0 : 1);
if($post != null) {
curl_setopt($curl, CURLOPT_POSTFIELDS, $post);
}
curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSLVERSION, 1);
if($headers != null) {
curl_setopt($curl, CURLOPT_HEADER, true);
curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
}
$response = curl_exec($curl);
$http_code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
curl_close($curl);
if($http_code >= 400) {
echo "Error executing request to Office365 api with error code=$http_code<br/><br/>\n\n";
echo "<pre>"; print_r($response); echo "</pre>";
die();
}
return $response;
}
?>
