wordpress/php-fpm/wordpress_files/plugins/backwpup/inc/class-destination-email.php
2020-05-22 01:40:23 +00:00

505 lines
20 KiB
PHP

<?php
// Swift Mailer v5.2.2
// http://swiftmailer.org/
// https://github.com/swiftmailer/swiftmailer
use \Inpsyde\BackWPupShared\File\MimeTypeExtractor;
/**
*
*/
class BackWPup_Destination_Email extends BackWPup_Destinations {
/**
* @return array
*/
public function option_defaults() {
$default = array();
$default['emailaddress'] = sanitize_email( get_bloginfo( 'admin_email' ) );
$default['emailefilesize'] = 20;
$default['emailsndemail'] = sanitize_email( get_bloginfo( 'admin_email' ) );
$default['emailsndemailname'] = 'BackWPup ' . get_bloginfo( 'name' );
$default['emailmethod'] = '';
$default['emailsendmail'] = ini_get( 'sendmail_path' );
$default['emailhost'] = isset( $_SERVER['SERVER_NAME'] ) ? $_SERVER['SERVER_NAME'] : '';
$default['emailhostport'] = 25;
$default['emailsecure'] = '';
$default['emailuser'] = '';
$default['emailpass'] = '';
return $default;
}
/**
* @param $jobid
*/
public function edit_tab( $jobid ) {
?>
<h3 class="title"><?php esc_html_e( 'Email address', 'backwpup' ); ?></h3>
<table class="form-table">
<tr>
<th scope="row"><label
for="emailaddress"><?php esc_html_e( 'To email address (separate with commas for multiple addresses)', 'backwpup' ); ?></label>
</th>
<td>
<input name="emailaddress" id="emailaddress" type="text"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailaddress' ) ); ?>"
class="regular-text"/>
</td>
</tr>
<tr>
<th scope="row"><label for="sendemailtest"><?php esc_html_e( 'Send test email', 'backwpup' ); ?></label>
</th>
<td>
<button id="sendemailtest"
class="button secondary"><?php esc_html_e( 'Send test email', 'backwpup' ); ?></button>
</td>
</tr>
</table>
<h3 class="title"><?php esc_html_e( 'Send email settings', 'backwpup' ); ?></h3>
<table class="form-table">
<tr>
<th scope="row"><label
for="idemailefilesize"><?php esc_html_e( 'Maximum file size', 'backwpup' ); ?></label></th>
<td>
<input id="idemailefilesize" name="emailefilesize" type="number" min="0" step="1"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailefilesize' ) ); ?>"
class="small-text"/><?php esc_html_e( 'MB', 'backwpup' ); ?>
<p class="description"><?php esc_attr_e( 'Maximum file size to be included in an email. 0 = unlimited', 'backwpup' ); ?></p>
</td>
</tr>
<tr>
<th scope="row"><label
for="emailsndemail"><?php esc_html_e( 'From email address', 'backwpup' ); ?></label></th>
<td>
<input name="emailsndemail" type="text" id="emailsndemail"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailsndemail' ) ); ?>"
class="regular-text"/>
</td>
</tr>
<tr>
<th scope="row"><label for="emailsndemailname"><?php esc_html_e( 'From name', 'backwpup' ); ?></label>
</th>
<td>
<input name="emailsndemailname" type="text" id="emailsndemailname"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailsndemailname' ) ); ?>"
class="regular-text"/>
</td>
</tr>
<tr>
<th scope="row"><label for="emailmethod"><?php esc_html_e( 'Sending method', 'backwpup' ); ?></label>
</th>
<td>
<select id="emailmethod" name="emailmethod">
<?php
echo '<option value=""' . selected( '', BackWPup_Option::get( $jobid, 'emailmethod' ), false ) . '>' . esc_html__( 'Use WordPress settings', 'backwpup' ) . '</option>';
echo '<option value="mail"' . selected( 'mail', BackWPup_Option::get( $jobid, 'emailmethod' ), false ) . '>' . esc_html__( 'PHP: mail()', 'backwpup' ) . '</option>';
echo '<option value="sendmail"' . selected( 'sendmail', BackWPup_Option::get( $jobid, 'emailmethod' ), false ) . '>' . esc_html__( 'Sendmail', 'backwpup' ) . '</option>';
echo '<option value="smtp"' . selected( 'smtp', BackWPup_Option::get( $jobid, 'emailmethod' ), false ) . '>' . esc_html__( 'SMTP', 'backwpup' ) . '</option>';
?>
</select>
</td>
</tr>
<tr id="emailsendmail" <?php if ( BackWPup_Option::get( $jobid, 'emailmethod' ) !== 'sendmail' ) {
echo 'style="display:none;"';
} ?>>
<th scope="row"><label for="emailsendmail"><?php esc_html_e( 'Sendmail path', 'backwpup' ); ?></label>
</th>
<td>
<input name="emailsendmail" id="emailsendmail" type="text"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailsendmail' ) ); ?>"
class="regular-text code"/>
</td>
</tr>
<tr class="emailsmtp" <?php if ( BackWPup_Option::get( $jobid, 'emailmethod' ) !== 'smtp' ) {
echo 'style="display:none;"';
} ?>>
<th scope="row"><label for="emailhost"><?php esc_html_e( 'SMTP host name', 'backwpup' ); ?></label></th>
<td>
<input name="emailhost" id="emailhost" type="text"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailhost' ) ); ?>"
class="regular-text code"/>&nbsp;
<label for="emailhostport"><?php esc_html_e( 'Port:', 'backwpup' ); ?><input name="emailhostport"
id="emailhostport"
type="number" step="0"
min="1" max="65000"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailhostport' ) ); ?>"
class="small-text code"/></label>
</td>
</tr>
<tr class="emailsmtp" <?php if ( BackWPup_Option::get( $jobid, 'emailmethod' ) !== 'smtp' ) {
echo 'style="display:none;"';
} ?>>
<th scope="row"><label
for="emailsecure"><?php esc_html_e( 'SMTP secure connection', 'backwpup' ); ?></label>
</th>
<td>
<select id="emailsecure" name="emailsecure">
<option
value=""<?php selected( '', BackWPup_Option::get( $jobid, 'emailsecure' ), true ); ?>><?php esc_html_e( 'none', 'backwpup' ); ?></option>
<option
value="ssl"<?php selected( 'ssl', BackWPup_Option::get( $jobid, 'emailsecure' ), true ); ?>><?php esc_html_e( 'SSL', 'backwpup' ); ?></option>
<option
value="tls"<?php selected( 'tls', BackWPup_Option::get( $jobid, 'emailsecure' ), true ); ?>><?php esc_html_e( 'TLS', 'backwpup' ); ?></option>
</select>
</td>
</tr>
<tr class="emailsmtp" <?php if ( BackWPup_Option::get( $jobid, 'emailmethod' ) !== 'smtp' ) {
echo 'style="display:none;"';
} ?>>
<th scope="row"><label for="emailuser"><?php esc_html_e( 'SMTP username', 'backwpup' ); ?></label></th>
<td>
<input name="emailuser" id="emailuser" type="text"
value="<?php echo esc_attr( BackWPup_Option::get( $jobid, 'emailuser' ) ); ?>"
class="regular-text" autocomplete="off"/>
</td>
</tr>
<tr class="emailsmtp" <?php if ( BackWPup_Option::get( $jobid, 'emailmethod' ) != 'smtp' ) {
echo 'style="display:none;"';
} ?>>
<th scope="row"><label for="emailpass"><?php esc_html_e( 'SMTP password', 'backwpup' ); ?></label></th>
<td>
<input name="emailpass" id="emailpass" type="password"
value="<?php echo esc_attr( BackWPup_Encryption::decrypt( BackWPup_Option::get( $jobid, 'emailpass' ) ) ); ?>"
class="regular-text" autocomplete="off"/>
</td>
</tr>
</table>
<?php
}
public function edit_inline_js() {
?>
<script type="text/javascript">
jQuery( document ).ready( function ( $ ) {
$( '#emailmethod' ).change( function () {
if ( 'smtp' == $( '#emailmethod' ).val() ) {
$( '.emailsmtp' ).show();
$( '#emailsendmail' ).hide();
} else if ( 'sendmail' == $( '#emailmethod' ).val() ) {
$( '.emailsmtp' ).hide();
$( '#emailsendmail' ).show();
} else {
$( '.emailsmtp' ).hide();
$( '#emailsendmail' ).hide();
}
} );
$( '#sendemailtest' ).live( 'click', function () {
$( '#sendemailtest' ).after( '&nbsp;<img id="emailsendtext" src="<?php echo get_admin_url() . 'images/loading.gif'; ?>" width="16" height="16" />' );
var data = {
action : 'backwpup_dest_email',
emailaddress : $( 'input[name="emailaddress"]' ).val(),
emailsndemail : $( 'input[name="emailsndemail"]' ).val(),
emailmethod : $( '#emailmethod' ).val(),
emailsendmail : $( 'input[name="emailsendmail"]' ).val(),
emailsndemailname: $( 'input[name="emailsndemailname"]' ).val(),
emailhost : $( 'input[name="emailhost"]' ).val(),
emailhostport : $( 'input[name="emailhostport"]' ).val(),
emailsecure : $( '#emailsecure' ).val(),
emailuser : $( 'input[name="emailuser"]' ).val(),
emailpass : $( 'input[name="emailpass"]' ).val(),
_ajax_nonce : $( '#backwpupajaxnonce' ).val()
};
$.post( ajaxurl, data, function ( response ) {
$( '#emailsendtext' ).replaceWith( response );
} );
return false;
} );
} );
</script>
<?php
}
/**
* @param $jobid
*/
public function edit_form_post_save( $jobid ) {
BackWPup_Option::update( $jobid, 'emailaddress', isset( $_POST['emailaddress'] ) ? implode( ', ', $this->get_email_array( $_POST['emailaddress'] ) ) : '' );
BackWPup_Option::update( $jobid, 'emailefilesize', ! empty( $_POST['emailefilesize'] ) ? absint( $_POST['emailefilesize'] ) : 0 );
BackWPup_Option::update( $jobid, 'emailsndemail', sanitize_email( $_POST['emailsndemail'] ) );
BackWPup_Option::update( $jobid, 'emailmethod', ( $_POST['emailmethod'] === '' || $_POST['emailmethod'] === 'mail' || $_POST['emailmethod'] === 'sendmail' || $_POST['emailmethod'] === 'smtp' ) ? $_POST['emailmethod'] : '' );
BackWPup_Option::update( $jobid, 'emailsendmail', sanitize_text_field( $_POST['emailsendmail'] ) );
BackWPup_Option::update( $jobid, 'emailsndemailname', sanitize_text_field( $_POST['emailsndemailname'] ) );
BackWPup_Option::update( $jobid, 'emailhost', sanitize_text_field( $_POST['emailhost'] ) );
BackWPup_Option::update( $jobid, 'emailhostport', absint( $_POST['emailhostport'] ) );
BackWPup_Option::update( $jobid, 'emailsecure', ( $_POST['emailsecure'] === 'ssl' || $_POST['emailsecure'] === 'tls' ) ? $_POST['emailsecure'] : '' );
BackWPup_Option::update( $jobid, 'emailuser', sanitize_text_field( $_POST['emailuser'] ) );
BackWPup_Option::update( $jobid, 'emailpass', BackWPup_Encryption::encrypt( $_POST['emailpass'] ) );
}
/**
* @param $job_object
*
* @return bool
*/
public function job_run_archive( BackWPup_Job $job_object ) {
$job_object->substeps_todo = 1;
$job_object->log( sprintf( __( '%d. Try to send backup with email&#160;&hellip;', 'backwpup' ), $job_object->steps_data[ $job_object->step_working ]['STEP_TRY'] ), E_USER_NOTICE );
//check file Size
if ( ! empty( $job_object->job['emailefilesize'] ) ) {
if ( $job_object->backup_filesize > $job_object->job['emailefilesize'] * 1024 * 1024 ) {
$job_object->log( __( 'Backup archive too big to be sent by email!', 'backwpup' ), E_USER_ERROR );
$job_object->substeps_done = 1;
return true;
}
}
$job_object->log( sprintf( __( 'Sending email to %s&hellip;', 'backwpup' ), $job_object->job['emailaddress'] ), E_USER_NOTICE );
//get mail settings
$emailmethod = 'mail';
$emailsendmail = '';
$emailhost = '';
$emailhostport = '';
$emailsecure = '';
$emailuser = '';
$emailpass = '';
if ( empty( $job_object->job['emailmethod'] ) ) {
//do so if i'm the wp_mail to get the settings
global $phpmailer;
// (Re)create it, if it's gone missing
if ( ! is_object( $phpmailer ) || ! $phpmailer instanceof PHPMailer ) {
require_once ABSPATH . WPINC . '/class-phpmailer.php';
require_once ABSPATH . WPINC . '/class-smtp.php';
$phpmailer = new PHPMailer( true );
}
//only if PHPMailer really used
if ( is_object( $phpmailer ) ) {
do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) );
//get settings from PHPMailer
$emailmethod = $phpmailer->Mailer;
$emailsendmail = $phpmailer->Sendmail;
$emailhost = $phpmailer->Host;
$emailhostport = $phpmailer->Port;
$emailsecure = $phpmailer->SMTPSecure;
$emailuser = $phpmailer->Username;
$emailpass = $phpmailer->Password;
}
} else {
$emailmethod = $job_object->job['emailmethod'];
$emailsendmail = $job_object->job['emailsendmail'];
$emailhost = $job_object->job['emailhost'];
$emailhostport = $job_object->job['emailhostport'];
$emailsecure = $job_object->job['emailsecure'];
$emailuser = $job_object->job['emailuser'];
$emailpass = BackWPup_Encryption::decrypt( $job_object->job['emailpass'] );
}
//Generate mail with Swift Mailer
if ( ! class_exists( 'Swift', false ) ) {
require BackWPup::get_plugin_data( 'plugindir' ) . '/vendor/SwiftMailer/swift_required.php';
}
if ( function_exists( 'mb_internal_encoding' ) && ( (int) ini_get( 'mbstring.func_overload' ) ) & 2 ) {
$mbEncoding = mb_internal_encoding();
mb_internal_encoding( 'ASCII' );
}
try {
//Set Temp dir for mailing
Swift_Preferences::getInstance()->setTempDir( untrailingslashit( BackWPup::get_plugin_data( 'TEMP' ) ) )->setCacheType( 'disk' );
// Create the Transport
if ( $emailmethod == 'smtp' ) {
$transport = Swift_SmtpTransport::newInstance( $emailhost, $emailhostport );
if ( $emailuser ) {
$transport->setUsername( $emailuser );
$transport->setPassword( $emailpass );
}
if ( $emailsecure == 'ssl' ) {
$transport->setEncryption( 'ssl' );
}
if ( $emailsecure == 'tls' ) {
$transport->setEncryption( 'tls' );
}
} elseif ( $emailmethod == 'sendmail' ) {
$transport = Swift_SendmailTransport::newInstance( $emailsendmail );
} else {
$job_object->need_free_memory( $job_object->backup_filesize * 8 );
$transport = Swift_MailTransport::newInstance();
}
// Create the Mailer using your created Transport
$emailer = Swift_Mailer::newInstance( $transport );
// Create a message
$message = Swift_Message::newInstance( sprintf( __( 'BackWPup archive from %1$s: %2$s', 'backwpup' ), date_i18n( 'd-M-Y H:i', $job_object->start_time, true ), esc_attr( $job_object->job['name'] ) ) );
$message->setFrom( array( $job_object->job['emailsndemail'] => $job_object->job['emailsndemailname'] ) );
$message->setTo( $this->get_email_array( $job_object->job['emailaddress'] ) );
$message->setBody( sprintf( __( 'Backup archive: %s', 'backwpup' ), $job_object->backup_file ), 'text/plain', strtolower( get_bloginfo( 'charset' ) ) );
$message->attach( Swift_Attachment::fromPath( $job_object->backup_folder . $job_object->backup_file, MimeTypeExtractor::fromFilePath( $job_object->backup_folder . $job_object->backup_file ) ) );
// Send the message
$result = $emailer->send( $message );
} catch ( Exception $e ) {
$job_object->log( 'Swift Mailer: ' . $e->getMessage(), E_USER_ERROR );
}
if ( isset( $mbEncoding ) ) {
mb_internal_encoding( $mbEncoding );
}
if ( ! isset( $result ) || ! $result ) {
$job_object->log( __( 'Error while sending email!', 'backwpup' ), E_USER_ERROR );
return false;
} else {
$job_object->substeps_done = 1;
$job_object->log( __( 'Email sent.', 'backwpup' ), E_USER_NOTICE );
return true;
}
}
/**
* @param $job_settings
*
* @return bool
*/
public function can_run( array $job_settings ) {
if ( empty( $job_settings['emailaddress'] ) ) {
return false;
}
if ( $job_settings['backuptype'] != 'archive' ) {
return false;
}
return true;
}
/**
* sends test mail
*/
public function edit_ajax() {
check_ajax_referer( 'backwpup_ajax_nonce' );
//get mail settings
$emailmethod = 'mail';
$emailsendmail = '';
$emailhost = '';
$emailhostport = '';
$emailsecure = '';
$emailuser = '';
$emailpass = '';
if ( empty( $_POST['emailmethod'] ) ) {
//do so if i'm the wp_mail to get the settings
global $phpmailer;
// (Re)create it, if it's gone missing
if ( ! is_object( $phpmailer ) || ! $phpmailer instanceof PHPMailer ) {
require_once ABSPATH . WPINC . '/class-phpmailer.php';
require_once ABSPATH . WPINC . '/class-smtp.php';
$phpmailer = new PHPMailer( true );
}
//only if PHPMailer really used
if ( is_object( $phpmailer ) ) {
do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) );
//get settings from PHPMailer
$emailmethod = $phpmailer->Mailer;
$emailsendmail = $phpmailer->Sendmail;
$emailhost = $phpmailer->Host;
$emailhostport = $phpmailer->Port;
$emailsecure = $phpmailer->SMTPSecure;
$emailuser = $phpmailer->Username;
$emailpass = $phpmailer->Password;
}
} else {
$emailmethod = sanitize_text_field( $_POST['emailmethod'] );
$emailsendmail = sanitize_email( $_POST['emailsendmail'] );
$emailhost = sanitize_text_field( $_POST['emailhost'] );
$emailhostport = absint( $_POST['emailhostport'] );
$emailsecure = sanitize_text_field( $_POST['emailsecure'] );
$emailuser = sanitize_text_field( $_POST['emailuser'] );
$emailpass = BackWPup_Encryption::decrypt( $_POST['emailpass'] );
}
//Generate mail with Swift Mailer
if ( ! class_exists( 'Swift', false ) ) {
require BackWPup::get_plugin_data( 'plugindir' ) . '/vendor/SwiftMailer/swift_required.php';
}
if ( function_exists( 'mb_internal_encoding' ) && ( (int) ini_get( 'mbstring.func_overload' ) ) & 2 ) {
$mbEncoding = mb_internal_encoding();
mb_internal_encoding( 'ASCII' );
}
try {
// Create the Transport
if ( $emailmethod == 'smtp' ) {
$transport = Swift_SmtpTransport::newInstance( $emailhost, $emailhostport );
if ( $emailuser ) {
$transport->setUsername( $emailuser );
$transport->setPassword( $emailpass );
}
if ( $emailsecure == 'ssl' ) {
$transport->setEncryption( 'ssl' );
}
if ( $emailsecure == 'tls' ) {
$transport->setEncryption( 'tls' );
}
} elseif ( $emailmethod == 'sendmail' ) {
$transport = Swift_SendmailTransport::newInstance( $emailsendmail );
} else {
$transport = Swift_MailTransport::newInstance();
}
// Create the Mailer using your created Transport
$emailer = Swift_Mailer::newInstance( $transport );
// Create a message
$message = Swift_Message::newInstance( __( 'BackWPup archive sending TEST Message', 'backwpup' ) );
$message->setFrom( array( $_POST['emailsndemail'] => sanitize_email( $_POST['emailsndemailname'] ) ) );
$message->setTo( $this->get_email_array( $_POST['emailaddress'] ) );
$message->setBody( __( 'If this message reaches your inbox, sending backup archives via email should work for you.', 'backwpup' ) );
// Send the message
$result = $emailer->send( $message );
} catch ( Exception $e ) {
echo '<span id="emailsendtext" class="bwu-message-error">Swift Mailer: ' . $e->getMessage() . '</span>';
}
if ( isset( $mbEncoding ) ) {
mb_internal_encoding( $mbEncoding );
}
if ( ! isset( $result ) || ! $result ) {
echo '<span id="emailsendtext" class="bwu-message-error">' . esc_html__( 'Error while sending email!', 'backwpup' ) . '</span>';
} else {
echo '<span id="emailsendtext" class="bwu-message-success">' . esc_html__( 'Email sent.', 'backwpup' ) . '</span>';
}
die();
}
/**
* Get an array of emails from comma-separated string.
*
* @param string $emailString
*
* @return array
*/
private function get_email_array( $emailString ) {
$emails = explode( ',', sanitize_text_field( $emailString ) );
foreach ( $emails as $key => $email ) {
$emails[ $key ] = sanitize_email( trim( $email ) );
if ( ! is_email( $emails[ $key ] ) ) {
unset( $emails[ $key ] );
}
}
return $emails;
}
}