3 * Gets the email message from the user's mailbox to add as
4 * a WordPress post. Mailbox connection information must be
5 * configured under Settings > Writing
10 /** Make sure that the WordPress bootstrap has run before continuing. */
11 require(dirname(__FILE__) . '/wp-load.php');
13 /** This filter is documented in wp-admin/options.php */
14 if ( ! apply_filters( 'enable_post_by_email_configuration', true ) )
15 wp_die( __( 'This action has been disabled by the administrator.' ) );
17 $mailserver_url = get_option( 'mailserver_url' );
19 if ( 'mail.example.com' === $mailserver_url || empty( $mailserver_url ) ) {
20 wp_die( __( 'This action has been disabled by the administrator.' ), 403 );
24 * Fires to allow a plugin to do a complete takeover of Post by Email.
28 do_action( 'wp-mail.php' );
30 /** Get the POP3 class with which to access the mailbox. */
31 require_once( ABSPATH . WPINC . '/class-pop3.php' );
33 /** Only check at this interval for new messages. */
34 if ( !defined('WP_MAIL_INTERVAL') )
35 define('WP_MAIL_INTERVAL', 300); // 5 minutes
37 $last_checked = get_transient('mailserver_last_checked');
40 wp_die(__('Slow down cowboy, no need to check for new mails so often!'));
42 set_transient('mailserver_last_checked', true, WP_MAIL_INTERVAL);
44 $time_difference = get_option('gmt_offset') * HOUR_IN_SECONDS;
50 if ( !$pop3->connect( get_option('mailserver_url'), get_option('mailserver_port') ) || !$pop3->user( get_option('mailserver_login') ) )
51 wp_die( esc_html( $pop3->ERROR ) );
53 $count = $pop3->pass( get_option('mailserver_pass') );
55 if( false === $count )
56 wp_die( esc_html( $pop3->ERROR ) );
60 wp_die( __('There doesn’t seem to be any new mail.') );
63 for ( $i = 1; $i <= $count; $i++ ) {
65 $message = $pop3->get($i);
72 $content_transfer_encoding = '';
74 $author_found = false;
75 foreach ($message as $line) {
77 if ( strlen($line) < 3 )
82 if ( preg_match('/Content-Type: /i', $line) ) {
83 $content_type = trim($line);
84 $content_type = substr($content_type, 14, strlen($content_type) - 14);
85 $content_type = explode(';', $content_type);
86 if ( ! empty( $content_type[1] ) ) {
87 $charset = explode('=', $content_type[1]);
88 $charset = ( ! empty( $charset[1] ) ) ? trim($charset[1]) : '';
90 $content_type = $content_type[0];
92 if ( preg_match('/Content-Transfer-Encoding: /i', $line) ) {
93 $content_transfer_encoding = trim($line);
94 $content_transfer_encoding = substr($content_transfer_encoding, 27, strlen($content_transfer_encoding) - 27);
95 $content_transfer_encoding = explode(';', $content_transfer_encoding);
96 $content_transfer_encoding = $content_transfer_encoding[0];
98 if ( ( $content_type == 'multipart/alternative' ) && ( false !== strpos($line, 'boundary="') ) && ( '' == $boundary ) ) {
99 $boundary = trim($line);
100 $boundary = explode('"', $boundary);
101 $boundary = $boundary[1];
103 if (preg_match('/Subject: /i', $line)) {
104 $subject = trim($line);
105 $subject = substr($subject, 9, strlen($subject) - 9);
106 // Captures any text in the subject before $phone_delim as the subject
107 if ( function_exists('iconv_mime_decode') ) {
108 $subject = iconv_mime_decode($subject, 2, get_option('blog_charset'));
110 $subject = wp_iso_descrambler($subject);
112 $subject = explode($phone_delim, $subject);
113 $subject = $subject[0];
117 * Set the author using the email address (From or Reply-To, the last used)
118 * otherwise use the site admin.
120 if ( ! $author_found && preg_match( '/^(From|Reply-To): /', $line ) ) {
121 if ( preg_match('|[a-z0-9_.-]+@[a-z0-9_.-]+(?!.*<)|i', $line, $matches) )
122 $author = $matches[0];
124 $author = trim($line);
125 $author = sanitize_email($author);
126 if ( is_email($author) ) {
127 echo '<p>' . sprintf(__('Author is %s'), $author) . '</p>';
128 $userdata = get_user_by('email', $author);
129 if ( ! empty( $userdata ) ) {
130 $post_author = $userdata->ID;
131 $author_found = true;
136 if ( preg_match( '/Date: /i', $line ) ) { // of the form '20 Mar 2002 20:32:37 +0100'
137 $ddate = str_replace( 'Date: ', '', trim( $line ) );
138 $ddate = preg_replace( '!\s*\(.+\)\s*$!', '', $ddate ); // remove parenthesised timezone string if it exists, as this confuses strtotime
139 $ddate_U = strtotime( $ddate );
140 $post_date = gmdate( 'Y-m-d H:i:s', $ddate_U + $time_difference );
141 $post_date_gmt = gmdate( 'Y-m-d H:i:s', $ddate_U );
146 // Set $post_status based on $author_found and on author's publish_posts capability
147 if ( $author_found ) {
148 $user = new WP_User($post_author);
149 $post_status = ( $user->has_cap('publish_posts') ) ? 'publish' : 'pending';
151 // Author not found in DB, set status to pending. Author already set to admin.
152 $post_status = 'pending';
155 $subject = trim($subject);
157 if ( $content_type == 'multipart/alternative' ) {
158 $content = explode('--'.$boundary, $content);
159 $content = $content[2];
161 // Match case-insensitive content-transfer-encoding.
162 if ( preg_match( '/Content-Transfer-Encoding: quoted-printable/i', $content, $delim) ) {
163 $content = explode($delim[0], $content);
164 $content = $content[1];
166 $content = strip_tags($content, '<img><p><br><i><b><u><em><strong><strike><font><span><div>');
168 $content = trim($content);
171 * Filters the original content of the email.
173 * Give Post-By-Email extending plugins full access to the content, either
174 * the raw content, or the content of the last quoted-printable section.
178 * @param string $content The original email content.
180 $content = apply_filters( 'wp_mail_original_content', $content );
182 if ( false !== stripos($content_transfer_encoding, "quoted-printable") ) {
183 $content = quoted_printable_decode($content);
186 if ( function_exists('iconv') && ! empty( $charset ) ) {
187 $content = iconv($charset, get_option('blog_charset'), $content);
190 // Captures any text in the body after $phone_delim as the body
191 $content = explode($phone_delim, $content);
192 $content = empty( $content[1] ) ? $content[0] : $content[1];
194 $content = trim($content);
197 * Filters the content of the post submitted by email before saving.
201 * @param string $content The email content.
203 $post_content = apply_filters( 'phone_content', $content );
205 $post_title = xmlrpc_getposttitle($content);
207 if ($post_title == '') $post_title = $subject;
209 $post_category = array(get_option('default_email_category'));
211 $post_data = compact('post_content','post_title','post_date','post_date_gmt','post_author','post_category', 'post_status');
212 $post_data = wp_slash($post_data);
214 $post_ID = wp_insert_post($post_data);
215 if ( is_wp_error( $post_ID ) )
216 echo "\n" . $post_ID->get_error_message();
218 // We couldn't post, for whatever reason. Better move forward to the next email.
219 if ( empty( $post_ID ) )
223 * Fires after a post submitted by email is published.
227 * @param int $post_ID The post ID.
229 do_action( 'publish_phone', $post_ID );
231 echo "\n<p><strong>" . __( 'Author:' ) . '</strong> ' . esc_html( $post_author ) . '</p>';
232 echo "\n<p><strong>" . __( 'Posted title:' ) . '</strong> ' . esc_html( $post_title ) . '</p>';
234 if(!$pop3->delete($i)) {
235 echo '<p>' . sprintf(
236 /* translators: %s: POP3 error */
238 esc_html( $pop3->ERROR )
243 echo '<p>' . sprintf(
244 /* translators: %s: the message ID */
245 __( 'Mission complete. Message %s deleted.' ),
246 '<strong>' . $i . '</strong>'