X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/11be8dc178e77d0b46189bbd8e33a216a9b90942..8d3bb1a5dcfdea9857d3c88c3751f09593e34dc8:/wp-mail.php

diff --git a/wp-mail.php b/wp-mail.php
index 2966dc36..b5af05ab 100644
--- a/wp-mail.php
+++ b/wp-mail.php
@@ -10,20 +10,54 @@
 /** Make sure that the WordPress bootstrap has run before continuing. */
 require(dirname(__FILE__) . '/wp-load.php');
 
+/** This filter is documented in wp-admin/options.php */
+if ( ! apply_filters( 'enable_post_by_email_configuration', true ) )
+	wp_die( __( 'This action has been disabled by the administrator.' ) );
+
+$mailserver_url = get_option( 'mailserver_url' );
+
+if ( 'mail.example.com' === $mailserver_url || empty( $mailserver_url ) ) {
+	wp_die( __( 'This action has been disabled by the administrator.' ), 403 );
+}
+
+/**
+ * Fires to allow a plugin to do a complete takeover of Post by Email.
+ *
+ * @since 2.9.0
+ */
+do_action( 'wp-mail.php' );
+
 /** Get the POP3 class with which to access the mailbox. */
 require_once( ABSPATH . WPINC . '/class-pop3.php' );
 
-$time_difference = absint(get_option('gmt_offset')) * 3600;
+/** Only check at this interval for new messages. */
+if ( !defined('WP_MAIL_INTERVAL') )
+	define('WP_MAIL_INTERVAL', 300); // 5 minutes
+
+$last_checked = get_transient('mailserver_last_checked');
+
+if ( $last_checked )
+	wp_die(__('Slow down cowboy, no need to check for new mails so often!'));
+
+set_transient('mailserver_last_checked', true, WP_MAIL_INTERVAL);
+
+$time_difference = get_option('gmt_offset') * HOUR_IN_SECONDS;
 
 $phone_delim = '::';
 
 $pop3 = new POP3();
 
-if ( ! $pop3->connect(get_option('mailserver_url'), get_option('mailserver_port') ) ||
-	! $pop3->user(get_option('mailserver_login')) ||
-	( ! $count = $pop3->pass(get_option('mailserver_pass')) ) ) {
-		$pop3->quit();
-		wp_die( ( 0 === $count ) ? __("There doesn't seem to be any new mail.") : wp_specialchars($pop3->ERROR) );
+if ( !$pop3->connect( get_option('mailserver_url'), get_option('mailserver_port') ) || !$pop3->user( get_option('mailserver_login') ) )
+	wp_die( esc_html( $pop3->ERROR ) );
+
+$count = $pop3->pass( get_option('mailserver_pass') );
+
+if( false === $count )
+	wp_die( esc_html( $pop3->ERROR ) );
+
+if( 0 === $count ) {
+	$pop3->quit();
+	wp_die( __('There doesn’t seem to be any new mail.') );
 }
 
 for ( $i = 1; $i <= $count; $i++ ) {
@@ -38,9 +72,8 @@ for ( $i = 1; $i <= $count; $i++ ) {
 	$content_transfer_encoding = '';
 	$post_author = 1;
 	$author_found = false;
-	$dmonths = array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec');
 	foreach ($message as $line) {
-		// body signal
+		// Body signal.
 		if ( strlen($line) < 3 )
 			$bodysignal = true;
 		if ( $bodysignal ) {
@@ -80,9 +113,11 @@ for ( $i = 1; $i <= $count; $i++ ) {
 				$subject = $subject[0];
 			}
 
-			// Set the author using the email address (From or Reply-To, the last used)
-			// otherwise use the site admin
-			if ( preg_match('/(From|Reply-To): /', $line) )  {
+			/*
+			 * Set the author using the email address (From or Reply-To, the last used)
+			 * otherwise use the site admin.
+			 */
+			if ( ! $author_found && preg_match( '/^(From|Reply-To): /', $line ) ) {
 				if ( preg_match('|[a-z0-9_.-]+@[a-z0-9_.-]+(?!.*<)|i', $line, $matches) )
 					$author = $matches[0];
 				else
@@ -90,45 +125,20 @@ for ( $i = 1; $i <= $count; $i++ ) {
 				$author = sanitize_email($author);
 				if ( is_email($author) ) {
 					echo '<p>' . sprintf(__('Author is %s'), $author) . '</p>';
-					$userdata = get_user_by_email($author);
-					if ( empty($userdata) ) {
-						$author_found = false;
-					} else {
+					$userdata = get_user_by('email', $author);
+					if ( ! empty( $userdata ) ) {
 						$post_author = $userdata->ID;
 						$author_found = true;
 					}
-				} else {
-					$author_found = false;
 				}
 			}
 
-			if (preg_match('/Date: /i', $line)) { // of the form '20 Mar 2002 20:32:37'
-				$ddate = trim($line);
-				$ddate = str_replace('Date: ', '', $ddate);
-				if (strpos($ddate, ',')) {
-					$ddate = trim(substr($ddate, strpos($ddate, ',') + 1, strlen($ddate)));
-				}
-				$date_arr = explode(' ', $ddate);
-				$date_time = explode(':', $date_arr[3]);
-
-				$ddate_H = $date_time[0];
-				$ddate_i = $date_time[1];
-				$ddate_s = $date_time[2];
-
-				$ddate_m = $date_arr[1];
-				$ddate_d = $date_arr[0];
-				$ddate_Y = $date_arr[2];
-				for ( $j = 0; $j < 12; $j++ ) {
-					if ( $ddate_m == $dmonths[$j] ) {
-						$ddate_m = $j+1;
-					}
-				}
-
-				$time_zn = intval($date_arr[4]) * 36;
-				$ddate_U = gmmktime($ddate_H, $ddate_i, $ddate_s, $ddate_m, $ddate_d, $ddate_Y);
-				$ddate_U = $ddate_U - $time_zn;
-				$post_date = gmdate('Y-m-d H:i:s', $ddate_U + $time_difference);
-				$post_date_gmt = gmdate('Y-m-d H:i:s', $ddate_U);
+			if ( preg_match( '/Date: /i', $line ) ) { // of the form '20 Mar 2002 20:32:37 +0100'
+				$ddate = str_replace( 'Date: ', '', trim( $line ) );
+				$ddate = preg_replace( '!\s*\(.+\)\s*$!', '', $ddate );	// remove parenthesised timezone string if it exists, as this confuses strtotime
+				$ddate_U = strtotime( $ddate );
+				$post_date = gmdate( 'Y-m-d H:i:s', $ddate_U + $time_difference );
+				$post_date_gmt = gmdate( 'Y-m-d H:i:s', $ddate_U );
 			}
 		}
 	}
@@ -138,7 +148,7 @@ for ( $i = 1; $i <= $count; $i++ ) {
 		$user = new WP_User($post_author);
 		$post_status = ( $user->has_cap('publish_posts') ) ? 'publish' : 'pending';
 	} else {
-		// Author not found in DB, set status to pending.  Author already set to admin.
+		// Author not found in DB, set status to pending. Author already set to admin.
 		$post_status = 'pending';
 	}
 
@@ -147,7 +157,8 @@ for ( $i = 1; $i <= $count; $i++ ) {
 	if ( $content_type == 'multipart/alternative' ) {
 		$content = explode('--'.$boundary, $content);
 		$content = $content[2];
-		// match case-insensitive content-transfer-encoding
+
+		// Match case-insensitive content-transfer-encoding.
 		if ( preg_match( '/Content-Transfer-Encoding: quoted-printable/i', $content, $delim) ) {
 			$content = explode($delim[0], $content);
 			$content = $content[1];
@@ -156,6 +167,18 @@ for ( $i = 1; $i <= $count; $i++ ) {
 	}
 	$content = trim($content);
 
+	/**
+	 * Filters the original content of the email.
+	 *
+	 * Give Post-By-Email extending plugins full access to the content, either
+	 * the raw content, or the content of the last quoted-printable section.
+	 *
+	 * @since 2.8.0
+	 *
+	 * @param string $content The original email content.
+	 */
+	$content = apply_filters( 'wp_mail_original_content', $content );
+
 	if ( false !== stripos($content_transfer_encoding, "quoted-printable") ) {
 		$content = quoted_printable_decode($content);
 	}
@@ -170,7 +193,14 @@ for ( $i = 1; $i <= $count; $i++ ) {
 
 	$content = trim($content);
 
-	$post_content = apply_filters('phone_content', $content);
+	/**
+	 * Filters the content of the post submitted by email before saving.
+	 *
+	 * @since 1.2.0
+	 *
+	 * @param string $content The email content.
+	 */
+	$post_content = apply_filters( 'phone_content', $content );
 
 	$post_title = xmlrpc_getposttitle($content);
 
@@ -179,7 +209,7 @@ for ( $i = 1; $i <= $count; $i++ ) {
 	$post_category = array(get_option('default_email_category'));
 
 	$post_data = compact('post_content','post_title','post_date','post_date_gmt','post_author','post_category', 'post_status');
-	$post_data = add_magic_quotes($post_data);
+	$post_data = wp_slash($post_data);
 
 	$post_ID = wp_insert_post($post_data);
 	if ( is_wp_error( $post_ID ) )
@@ -189,21 +219,34 @@ for ( $i = 1; $i <= $count; $i++ ) {
 	if ( empty( $post_ID ) )
 		continue;
 
-	do_action('publish_phone', $post_ID);
+	/**
+	 * Fires after a post submitted by email is published.
+	 *
+	 * @since 1.2.0
+	 *
+	 * @param int $post_ID The post ID.
+	 */
+	do_action( 'publish_phone', $post_ID );
 
-	echo "\n<p>" . sprintf(__('<strong>Author:</strong> %s'), wp_specialchars($post_author)) . '</p>';
-	echo "\n<p>" . sprintf(__('<strong>Posted title:</strong> %s'), wp_specialchars($post_title)) . '</p>';
+	echo "\n<p><strong>" . __( 'Author:' ) . '</strong> ' . esc_html( $post_author ) . '</p>';
+	echo "\n<p><strong>" . __( 'Posted title:' ) . '</strong> ' . esc_html( $post_title ) . '</p>';
 
 	if(!$pop3->delete($i)) {
-		echo '<p>' . sprintf(__('Oops: %s'), wp_specialchars($pop3->ERROR)) . '</p>';
+		echo '<p>' . sprintf(
+			/* translators: %s: POP3 error */
+			__( 'Oops: %s' ),
+			esc_html( $pop3->ERROR )
+		) . '</p>';
 		$pop3->reset();
 		exit;
 	} else {
-		echo '<p>' . sprintf(__('Mission complete.  Message <strong>%s</strong> deleted.'), $i) . '</p>';
+		echo '<p>' . sprintf(
+			/* translators: %s: the message ID */
+			__( 'Mission complete. Message %s deleted.' ),
+			'<strong>' . $i . '</strong>'
+		) . '</p>';
 	}
 
 }
 
 $pop3->quit();
-
-?>