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   1  <?php
   2  /**
   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
   6   *
   7   * @package WordPress
   8   */
   9  
  10  /** Make sure that the WordPress bootstrap has run before continuing. */
  11  require(dirname(__FILE__) . '/wp-load.php');
  12  
  13  if ( ! apply_filters( 'enable_post_by_email_configuration', true ) )
  14      wp_die( __( 'This action has been disabled by the administrator.' ) );
  15  
  16  /** Allow a plugin to do a complete takeover of Post by Email **/
  17  do_action('wp-mail.php');
  18  
  19  /** Get the POP3 class with which to access the mailbox. */
  20  require_once( ABSPATH . WPINC . '/class-pop3.php' );
  21  
  22  /** Only check at this interval for new messages. */
  23  if ( !defined('WP_MAIL_INTERVAL') )
  24      define('WP_MAIL_INTERVAL', 300); // 5 minutes
  25  
  26  $last_checked = get_transient('mailserver_last_checked');
  27  
  28  if ( $last_checked )
  29      wp_die(__('Slow down cowboy, no need to check for new mails so often!'));
  30  
  31  set_transient('mailserver_last_checked', true, WP_MAIL_INTERVAL);
  32  
  33  $time_difference = get_option('gmt_offset') * HOUR_IN_SECONDS;
  34  
  35  $phone_delim = '::';
  36  
  37  $pop3 = new POP3();
  38  
  39  if ( !$pop3->connect( get_option('mailserver_url'), get_option('mailserver_port') ) || !$pop3->user( get_option('mailserver_login') ) )
  40      wp_die( esc_html( $pop3->ERROR ) );
  41  
  42  $count = $pop3->pass( get_option('mailserver_pass') );
  43  
  44  if( false === $count )
  45      wp_die( esc_html( $pop3->ERROR ) );
  46  
  47  if( 0 === $count ) {
  48      $pop3->quit();
  49      wp_die( __('There doesn&#8217;t seem to be any new mail.') );
  50  }
  51  
  52  for ( $i = 1; $i <= $count; $i++ ) {
  53  
  54      $message = $pop3->get($i);
  55  
  56      $bodysignal = false;
  57      $boundary = '';
  58      $charset = '';
  59      $content = '';
  60      $content_type = '';
  61      $content_transfer_encoding = '';
  62      $post_author = 1;
  63      $author_found = false;
  64      $dmonths = array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec');
  65      foreach ($message as $line) {
  66          // body signal
  67          if ( strlen($line) < 3 )
  68              $bodysignal = true;
  69          if ( $bodysignal ) {
  70              $content .= $line;
  71          } else {
  72              if ( preg_match('/Content-Type: /i', $line) ) {
  73                  $content_type = trim($line);
  74                  $content_type = substr($content_type, 14, strlen($content_type) - 14);
  75                  $content_type = explode(';', $content_type);
  76                  if ( ! empty( $content_type[1] ) ) {
  77                      $charset = explode('=', $content_type[1]);
  78                      $charset = ( ! empty( $charset[1] ) ) ? trim($charset[1]) : '';
  79                  }
  80                  $content_type = $content_type[0];
  81              }
  82              if ( preg_match('/Content-Transfer-Encoding: /i', $line) ) {
  83                  $content_transfer_encoding = trim($line);
  84                  $content_transfer_encoding = substr($content_transfer_encoding, 27, strlen($content_transfer_encoding) - 27);
  85                  $content_transfer_encoding = explode(';', $content_transfer_encoding);
  86                  $content_transfer_encoding = $content_transfer_encoding[0];
  87              }
  88              if ( ( $content_type == 'multipart/alternative' ) && ( false !== strpos($line, 'boundary="') ) && ( '' == $boundary ) ) {
  89                  $boundary = trim($line);
  90                  $boundary = explode('"', $boundary);
  91                  $boundary = $boundary[1];
  92              }
  93              if (preg_match('/Subject: /i', $line)) {
  94                  $subject = trim($line);
  95                  $subject = substr($subject, 9, strlen($subject) - 9);
  96                  // Captures any text in the subject before $phone_delim as the subject
  97                  if ( function_exists('iconv_mime_decode') ) {
  98                      $subject = iconv_mime_decode($subject, 2, get_option('blog_charset'));
  99                  } else {
 100                      $subject = wp_iso_descrambler($subject);
 101                  }
 102                  $subject = explode($phone_delim, $subject);
 103                  $subject = $subject[0];
 104              }
 105  
 106              // Set the author using the email address (From or Reply-To, the last used)
 107              // otherwise use the site admin
 108              if ( ! $author_found && preg_match( '/^(From|Reply-To): /', $line ) ) {
 109                  if ( preg_match('|[a-z0-9_.-]+@[a-z0-9_.-]+(?!.*<)|i', $line, $matches) )
 110                      $author = $matches[0];
 111                  else
 112                      $author = trim($line);
 113                  $author = sanitize_email($author);
 114                  if ( is_email($author) ) {
 115                      echo '<p>' . sprintf(__('Author is %s'), $author) . '</p>';
 116                      $userdata = get_user_by('email', $author);
 117                      if ( ! empty( $userdata ) ) {
 118                          $post_author = $userdata->ID;
 119                          $author_found = true;
 120                      }
 121                  }
 122              }
 123  
 124              if (preg_match('/Date: /i', $line)) { // of the form '20 Mar 2002 20:32:37'
 125                  $ddate = trim($line);
 126                  $ddate = str_replace('Date: ', '', $ddate);
 127                  if (strpos($ddate, ',')) {
 128                      $ddate = trim(substr($ddate, strpos($ddate, ',') + 1, strlen($ddate)));
 129                  }
 130                  $date_arr = explode(' ', $ddate);
 131                  $date_time = explode(':', $date_arr[3]);
 132  
 133                  $ddate_H = $date_time[0];
 134                  $ddate_i = $date_time[1];
 135                  $ddate_s = $date_time[2];
 136  
 137                  $ddate_m = $date_arr[1];
 138                  $ddate_d = $date_arr[0];
 139                  $ddate_Y = $date_arr[2];
 140                  for ( $j = 0; $j < 12; $j++ ) {
 141                      if ( $ddate_m == $dmonths[$j] ) {
 142                          $ddate_m = $j+1;
 143                      }
 144                  }
 145  
 146                  $time_zn = intval($date_arr[4]) * 36;
 147                  $ddate_U = gmmktime($ddate_H, $ddate_i, $ddate_s, $ddate_m, $ddate_d, $ddate_Y);
 148                  $ddate_U = $ddate_U - $time_zn;
 149                  $post_date = gmdate('Y-m-d H:i:s', $ddate_U + $time_difference);
 150                  $post_date_gmt = gmdate('Y-m-d H:i:s', $ddate_U);
 151              }
 152          }
 153      }
 154  
 155      // Set $post_status based on $author_found and on author's publish_posts capability
 156      if ( $author_found ) {
 157          $user = new WP_User($post_author);
 158          $post_status = ( $user->has_cap('publish_posts') ) ? 'publish' : 'pending';
 159      } else {
 160          // Author not found in DB, set status to pending. Author already set to admin.
 161          $post_status = 'pending';
 162      }
 163  
 164      $subject = trim($subject);
 165  
 166      if ( $content_type == 'multipart/alternative' ) {
 167          $content = explode('--'.$boundary, $content);
 168          $content = $content[2];
 169          // match case-insensitive content-transfer-encoding
 170          if ( preg_match( '/Content-Transfer-Encoding: quoted-printable/i', $content, $delim) ) {
 171              $content = explode($delim[0], $content);
 172              $content = $content[1];
 173          }
 174          $content = strip_tags($content, '<img><p><br><i><b><u><em><strong><strike><font><span><div>');
 175      }
 176      $content = trim($content);
 177  
 178      //Give Post-By-Email extending plugins full access to the content
 179      //Either the raw content or the content of the last quoted-printable section
 180      $content = apply_filters('wp_mail_original_content', $content);
 181  
 182      if ( false !== stripos($content_transfer_encoding, "quoted-printable") ) {
 183          $content = quoted_printable_decode($content);
 184      }
 185  
 186      if ( function_exists('iconv') && ! empty( $charset ) ) {
 187          $content = iconv($charset, get_option('blog_charset'), $content);
 188      }
 189  
 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];
 193  
 194      $content = trim($content);
 195  
 196      $post_content = apply_filters('phone_content', $content);
 197  
 198      $post_title = xmlrpc_getposttitle($content);
 199  
 200      if ($post_title == '') $post_title = $subject;
 201  
 202      $post_category = array(get_option('default_email_category'));
 203  
 204      $post_data = compact('post_content','post_title','post_date','post_date_gmt','post_author','post_category', 'post_status');
 205      $post_data = add_magic_quotes($post_data);
 206  
 207      $post_ID = wp_insert_post($post_data);
 208      if ( is_wp_error( $post_ID ) )
 209          echo "\n" . $post_ID->get_error_message();
 210  
 211      // We couldn't post, for whatever reason. Better move forward to the next email.
 212      if ( empty( $post_ID ) )
 213          continue;
 214  
 215      do_action('publish_phone', $post_ID);
 216  
 217      echo "\n<p>" . sprintf(__('<strong>Author:</strong> %s'), esc_html($post_author)) . '</p>';
 218      echo "\n<p>" . sprintf(__('<strong>Posted title:</strong> %s'), esc_html($post_title)) . '</p>';
 219  
 220      if(!$pop3->delete($i)) {
 221          echo '<p>' . sprintf(__('Oops: %s'), esc_html($pop3->ERROR)) . '</p>';
 222          $pop3->reset();
 223          exit;
 224      } else {
 225          echo '<p>' . sprintf(__('Mission complete. Message <strong>%s</strong> deleted.'), $i) . '</p>';
 226      }
 227  
 228  }
 229  
 230  $pop3->quit();


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