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   1  <?php
   2  class MP_List_Unsubscribe extends MP_list_unsubscribe_
   3  {
   4      public $option_name    = MailPress_list_unsubscribe::option_name;
   5  
   6      public $class        = __CLASS__;
   7      public $log_name     = 'mp_process_list_unsubscribe';
   8      public $log_option_name = 'list_unsubscribe';
   9      public $log_title     = 'List-Unsubscribe Report ( Processing mode : %1$s )';
  10  
  11      public $cron_name     = 'MailPress_schedule_list_unsubscribe';
  12  
  13      const headers        = array( 'From', 'Subject' );
  14  
  15  	function is_request()
  16      {
  17          $this->pop3->get_headers( $this->message_id, self::headers );
  18  
  19          $this->do_delete = false;
  20  
  21          $this->action  = false;
  22          $this->mail_id = false;
  23          $this->confkey = false;
  24          $this->list_id = false;
  25  
  26  // subject
  27          $subject = $this->pop3->get_header( 'Subject' );
  28  
  29          if ( empty( $subject ) )
  30          {
  31              $bm = '            ! ** ERROR ** empty header : Subject (?) ';
  32              $this->local_log[] = '!' . $bm . str_repeat( ' ', $this->bt - strlen( $bm ) ) . '!';
  33              return false;
  34          }
  35  
  36          $bm = ' Subject    ! ==> ' . $subject;
  37          $this->local_log[] = '!' . $bm . str_repeat( ' ', $this->bt - strlen( $bm ) ) . '!';
  38  
  39  /* looking for data in subject */
  40  
  41          $words = explode( '.', $subject );
  42          $words = array_map( 'trim', $words );
  43  
  44          if ( count( $words ) != 5 ) return false;
  45          if ( MailPress_list_unsubscribe::key_word != $words[0] ) return false;
  46  
  47          $this->action  = $words[0] ?? false;
  48          $this->mail_id = $words[1] ?? false;
  49          $this->confkey = $words[2] ?? false;
  50          $this->list_id = $words[3] . '.' . $words[4] ?? false;
  51  
  52          $mp_user_id = MP_User::get_id( $this->confkey );
  53  
  54          if ( !$mp_user_id ) 
  55          {
  56              $bm = '            ! ** ERROR ** no valid confkey found';
  57              $this->local_log[] = '!' . $bm . str_repeat( ' ', $this->bt - strlen( $bm ) ) . '!';
  58              return false;
  59          }
  60  
  61          $this->mp_user = MP_User::get( $mp_user_id );
  62  
  63          if ( !$this->mp_user ) 
  64          {
  65              $bm = '            ! ** ERROR ** no valid mp_user found';
  66              $this->local_log[] = '!' . $bm . str_repeat( ' ', $this->bt - strlen( $bm ) ) . '!';
  67              return false;
  68          }
  69  
  70  // from
  71          $this->has_email();
  72  
  73          if ( !$this->email_address ) return false;
  74  
  75          if ( !$this->compare( $this->email_address, $this->mp_user->email ) )
  76          {
  77              $bm = '            ! ** ERROR ** ' . $this->mp_user->email . ' <> ' . $this->email_address;
  78              $this->local_log[] = '!' . $bm . str_repeat( ' ', $this->bt - strlen( $bm ) ) . '!';
  79              $this->do_delete = true;
  80              return false;
  81          }
  82  
  83          return ( $this->mail_id && $this->confkey && $this->list_id );
  84      }
  85  }