/**
* GetOauth64
*
* encode the user email related to this request along with the token in base64
* this is used for authentication, in the phpmailer smtp class
*
* @return string
*/
public function getOauth64()
{
$client = GmailXOAuth2::getClient();
$options = gmail_smtp_get_option();
if (!empty($options['oauth_access_token'])) {
$accessToken = $options['oauth_access_token'];
} else {
return false;
}
$client->setAccessToken($accessToken);
// Refresh the token if it's expired.
if ($client->isAccessTokenExpired()) {
$client->refreshToken($client->getRefreshToken());
$accessToken = $client->getAccessToken();
$options['oauth_access_token'] = $accessToken;
gmail_smtp_update_option($options);
}
$offlineToken = GmailXOAuth2::request_offline_token();
return base64_encode("user="******"auth=Bearer " . $offlineToken . "");
}
function general_settings()
{
if (isset($_POST['gmail_smtp_update_settings'])) {
$nonce = $_REQUEST['_wpnonce'];
if (!wp_verify_nonce($nonce, 'gmail_smtp_general_settings')) {
wp_die('Error! Nonce Security Check Failed! please save the settings again.');
}
$client_id = '';
if (isset($_POST['oauth_client_id']) && !empty($_POST['oauth_client_id'])) {
$client_id = sanitize_text_field($_POST['oauth_client_id']);
}
$client_secret = '';
if (isset($_POST['oauth_client_secret']) && !empty($_POST['oauth_client_secret'])) {
$client_secret = sanitize_text_field($_POST['oauth_client_secret']);
}
$oauth_user_email = '';
if (isset($_POST['oauth_user_email']) && !empty($_POST['oauth_user_email'])) {
$oauth_user_email = sanitize_email($_POST['oauth_user_email']);
}
$from_email = '';
if (isset($_POST['from_email']) && !empty($_POST['from_email'])) {
$from_email = sanitize_email($_POST['from_email']);
}
$from_name = '';
if (isset($_POST['from_name']) && !empty($_POST['from_name'])) {
$from_name = sanitize_text_field(stripslashes($_POST['from_name']));
}
$type_of_encryption = '';
if (isset($_POST['type_of_encryption']) && !empty($_POST['type_of_encryption'])) {
$type_of_encryption = sanitize_text_field($_POST['type_of_encryption']);
}
$smtp_port = '';
if (isset($_POST['smtp_port']) && !empty($_POST['smtp_port'])) {
$smtp_port = sanitize_text_field($_POST['smtp_port']);
}
$options = array();
$options['oauth_client_id'] = $client_id;
$options['oauth_client_secret'] = $client_secret;
$options['oauth_user_email'] = $oauth_user_email;
$options['from_email'] = $from_email;
$options['from_name'] = $from_name;
$options['type_of_encryption'] = $type_of_encryption;
$options['smtp_port'] = $smtp_port;
gmail_smtp_update_option($options);
echo '<div id="message" class="updated fade"><p><strong>';
echo __('Settings Saved!', 'gmail-smtp');
echo '</strong></p></div>';
}
if (isset($_GET['gmail_smtp_access_granted'])) {
if ($_GET['gmail_smtp_access_granted'] == "yes") {
echo '<div id="message" class="updated fade"><p><strong>';
echo __('Access Granted Successfully!', 'gmail-smtp');
echo '</strong></p></div>';
} else {
echo '<div id="message" class="error"><p><strong>';
echo __('Access could not be granted', 'gmail-smtp');
echo '</strong></p></div>';
}
}
$options = gmail_smtp_get_option();
if (!is_array($options)) {
$options = array();
}
$url = "https://www.google.com/accounts/Logout?continue=https://console.developers.google.com/start/api?id=gmail";
$link_text = sprintf(wp_kses(__('Create a new <a target="_blank" href="%s">web application</a> and set its Authorized Redirect URL to the one shown on this page.', 'gmail-smtp'), array('a' => array('href' => array(), 'target' => array()))), esc_url($url));
?>
<div class="update-nag">
<h3><?php
_e('Basic Setup Instructions', 'gmail-smtp');
?>
</li></h3>
<ol>
<li><?php
echo $link_text;
?>
</li>
<li><?php
_e('Once the application is created it will generate a client ID and client secret. Copy them into the fields here.', 'gmail-smtp');
?>
</li>
<li><?php
_e('Enter your OAuth Email, From Email and From name.', 'gmail-smtp');
?>
</li>
<li><?php
_e('Select an encryption.', 'gmail-smtp');
?>
</li>
<li><?php
_e('Enter a port number.', 'gmail-smtp');
?>
</li>
<li><?php
_e('Save the settings.', 'gmail-smtp');
?>
</li>
<li><?php
_e('Now you can authorize your app to access the Gmail API by clicking on the Grant Permission button.', 'gmail-smtp');
?>
</li>
</ol>
</div>
<form method="post" action="<?php
echo $_SERVER["REQUEST_URI"];
?>
">
<?php
wp_nonce_field('gmail_smtp_general_settings');
?>
<table class="form-table">
<tbody>
<tr valign="top">
<th scope="row"><label><?php
_e('SMTP Status', 'gmail-smtp');
?>
</label></th>
<?php
if (isset($options['oauth_access_token']) && !empty($options['oauth_access_token'])) {
?>
<td><img src="<?php
echo GMAIL_SMTP_URL . '/images/connected.png';
?>
" style="height: 30px;">
<p class="description"><?php
_e('Connected', 'gmail-smtp');
?>
</p></td>
<?php
} else {
?>
<td><img src="<?php
echo GMAIL_SMTP_URL . '/images/not-connected.png';
?>
" style="height: 30px;">
<p class="description"><?php
_e('Not Connected', 'gmail-smtp');
?>
</p></td>
<?php
}
?>
</tr>
<tr valign="top">
<th scope="row"><label for="oauth_redirect_uri"><?php
_e('Authorized Redirect URI', 'gmail-smtp');
?>
</label></th>
<td><input name="oauth_redirect_uri" type="text" id="oauth_redirect_uri" value="<?php
echo admin_url("options-general.php?page=gmail-smtp-settings&action=oauth_grant");
?>
" readonly class="regular-text code">
<p class="description"><?php
_e('Copy this URL into your web application', 'gmail-smtp');
?>
</p></td>
</tr>
<tr valign="top">
<th scope="row"><label for="oauth_client_id"><?php
_e('Client ID', 'gmail-smtp');
?>
</label></th>
<td><input name="oauth_client_id" type="text" id="oauth_client_id" value="<?php
echo $options['oauth_client_id'];
?>
" class="regular-text code">
<p class="description"><?php
_e('The client ID of your web application', 'gmail-smtp');
?>
</p></td>
</tr>
<tr valign="top">
<th scope="row"><label for="oauth_client_secret"><?php
_e('Client Secret', 'gmail-smtp');
?>
</label></th>
<td><input name="oauth_client_secret" type="text" id="oauth_client_secret" value="<?php
echo $options['oauth_client_secret'];
?>
" class="regular-text code">
<p class="description"><?php
_e('The client secret of your web application', 'gmail-smtp');
?>
</p></td>
</tr>
<tr valign="top">
<th scope="row"><label for="oauth_user_email"><?php
_e('OAuth Email Address', 'gmail-smtp');
?>
</label></th>
<td><input name="oauth_user_email" type="text" id="oauth_user_email" value="<?php
echo $options['oauth_user_email'];
?>
" class="regular-text code">
<p class="description"><?php
_e('The email address that you will use for SMTP authentication. This should be the same email used in the Google Developers Console.', 'gmail-smtp');
?>
</p></td>
</tr>
<tr valign="top">
<th scope="row"><label for="from_email"><?php
_e('From Email Address', 'gmail-smtp');
?>
</label></th>
<td><input name="from_email" type="text" id="from_email" value="<?php
echo $options['from_email'];
?>
" class="regular-text code">
<p class="description"><?php
_e('The email address which will be used as the From Address when sending an email.', 'gmail-smtp');
?>
</p></td>
</tr>
<tr valign="top">
<th scope="row"><label for="from_name"><?php
_e('From Name', 'gmail-smtp');
?>
</label></th>
<td><input name="from_name" type="text" id="from_name" value="<?php
echo $options['from_name'];
?>
" class="regular-text code">
<p class="description"><?php
_e('The name which will be used as the From Name when sending an email.', 'gmail-smtp');
?>
</p></td>
</tr>
<tr>
<th scope="row"><label for="type_of_encryption"><?php
_e('Type of Encryption', 'gmail-smtp');
?>
</label></th>
<td>
<select name="type_of_encryption" id="type_of_encryption">
<option value="tls" <?php
echo selected($options['type_of_encryption'], 'tls', false);
?>
><?php
_e('TLS', 'gmail-smtp');
?>
</option>
<option value="ssl" <?php
echo selected($options['type_of_encryption'], 'ssl', false);
?>
><?php
_e('SSL', 'gmail-smtp');
?>
</option>
</select>
<p class="description"><?php
_e('The encryption which will be used when sending an email (TLS is recommended).', 'gmail-smtp');
?>
</p>
</td>
</tr>
<tr valign="top">
<th scope="row"><label for="smtp_port"><?php
_e('SMTP Port', 'gmail-smtp');
?>
</label></th>
<td><input name="smtp_port" type="text" id="smtp_port" value="<?php
echo $options['smtp_port'];
?>
" class="regular-text code">
<p class="description"><?php
_e('The port which will be used when sending an email. If you choose TLS it should be set to 587. For SSL use port 465 instead.', 'gmail-smtp');
?>
</p></td>
</tr>
</tbody>
</table>
<p class="submit"><input type="submit" name="gmail_smtp_update_settings" id="gmail_smtp_update_settings" class="button button-primary" value="Save Changes"></p>
</form>
<?php
if ($this->can_grant_permission()) {
?>
<a class="button button-primary" href="<?php
echo $_SERVER["REQUEST_URI"] . '&action=oauth_grant';
?>
"><?php
_e('Grant Permission', 'gmail-smtp');
?>
</a>
<?php
}
}
