clrghouz/app/Models/Netmail.php

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<?php
namespace App\Models;
use Carbon\Carbon;
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use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use App\Casts\CompressedString;
use App\Classes\FTN\Message;
use App\Interfaces\Packet;
use App\Traits\{EncodeUTF8,MsgID};
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final class Netmail extends Model implements Packet
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{
private const LOGKEY = 'MN-';
use SoftDeletes,EncodeUTF8,MsgID;
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private Collection $set_path;
private Address $set_sender;
private Carbon $set_recvtime;
private string $set_pkt;
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private const cast_utf8 = [
'to',
'from',
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'subject',
'msg',
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'msg_src',
'origin',
'tearline',
'tagline',
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];
protected $casts = [
'datetime' => 'datetime:Y-m-d H:i:s',
'msg' => CompressedString::class,
'msg_src' => CompressedString::class,
'sent_at' => 'datetime:Y-m-d H:i:s',
];
public function __set($key,$value)
{
switch ($key) {
case 'set_path':
case 'set_pkt':
case 'set_recvtime':
case 'set_sender':
$this->{$key} = $value;
break;
default:
parent::__set($key,$value);
}
}
public static function boot()
{
parent::boot();
static::created(function($model) {
$nodes = collect();
// Parse PATH
// <FTN Address> @YYYYMMDD.HHMMSS[.Precise][.Time Zone] <Program Name> <Version> [Serial Number]
if (isset($model->set_path)) {
if ($model->set_path->count()) {
foreach ($model->set_path as $line) {
$m = [];
if (preg_match('/^([0-9]+:[0-9]+\/[0-9]+(\..*)?)\s+@([0-9.a-zA-Z]+)\s+(.*)$/',$line,$m)) {
// Address
$ao = Address::findFTN($m[1]);
// Time
$t = [];
$datetime = '';
if (! preg_match('/^([0-9]+\.[0-9]+)(\.?(.*))?$/',$m[3],$t))
Log::alert(sprintf('%s:! Unable to determine time from [%s]',self::LOGKEY,$m[3]));
else
$datetime = Carbon::createFromFormat('Ymd.His',$t[1],$t[3] ?? '');
if (! $ao) {
Log::alert(sprintf('%s:! Undefined Node [%s] for Netmail.',self::LOGKEY,$m[1]));
//$rogue->push(['node'=>$m[1],'datetime'=>$datetime,'program'=>$m[4]]);
} else {
$nodes->push(['node'=>$ao,'datetime'=>$datetime,'program'=>$m[4]]);
}
}
}
// If there are no details (Mystic), we'll create a blank
} else {
$nodes->push(['node'=>$model->set_sender,'datetime'=>Carbon::now(),'program'=>'Unknown']);
}
}
// Save the Path
$ppoid = NULL;
foreach ($nodes as $path) {
$po = DB::select('INSERT INTO netmail_path (netmail_id,address_id,parent_id,datetime,program) VALUES (?,?,?,?,?) RETURNING id',[
$model->id,
$path['node']->id,
$ppoid,
(string)$path['datetime'],
$path['program'],
]);
$ppoid = $po[0]->id;
}
// Our last node in the path is our sender
if ($nodes->count() && isset($model->set_pkt) && isset($model->set_sender) && isset($model->set_recvtime)) {
DB::update('UPDATE netmail_path set recv_pkt=?,recv_at=?,recv_id=? where address_id=? and netmail_id=?',[
$model->set_pkt,
$model->set_recvtime,
$model->set_sender->id,
Arr::get($nodes->last(),'node')->id,
$model->id,
]);
}
});
}
/* RELATIONS */
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public function fftn()
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{
return $this
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->belongsTo(Address::class)
->withTrashed();
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}
public function path()
{
return $this->belongsToMany(Address::class,'netmail_path')
->withPivot(['id','parent_id','datetime','program','recv_pkt','recv_id']);
}
public function received()
{
return $this->belongsToMany(Address::class,'netmail_path','netmail_id','recv_id')
->withPivot(['id','parent_id','datetime','program','recv_pkt','recv_id']);
}
public function tftn()
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{
return $this
->belongsTo(Address::class);
}
/* METHODS */
/**
* Return this model as a packet
*/
public function packet(Address $ao,string $strippass=NULL): Message
{
Log::debug(sprintf('%s:+ Bundling [%s]',self::LOGKEY,$this->id));
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// @todo Dont bundle mail to nodes that have been disabled, or addresses that have been deleted
$o = new Message;
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try {
$o->header = [
'onode' => $this->fftn->node_id,
'dnode' => $ao->node_id,
'onet' => $this->fftn->host_id,
'dnet' => $ao->host_id,
'opoint' => $this->fftn->point_id,
'dpoint' => $ao->point_id,
'flags' => 0,
'cost' => 0,
'date'=>$this->datetime->format('d M y H:i:s'),
];
$o->tzutc = $this->datetime->utcOffset($this->tzoffset)->getOffsetString('');
$o->user_to = $this->to;
$o->user_from = $this->from;
$o->subject = (! is_null($strippass)) ? preg_replace('/^'.$strippass.':/','',$this->subject) : $this->subject;
// INTL kludge
$o->intl = sprintf('%s %s',$this->tftn->ftn3d,$this->fftn->ftn3d);
$o->flags = $this->flags;
$o->msgid = $this->msgid
? $this->msgid
: sprintf('%s %08x',$this->fftn->ftn4d,timew($this->datetime));
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if ($this->replyid)
$o->replyid = $this->replyid;
$o->kludge->put('dbid',$this->id);
$o->message = $this->msg;
$o->tagline = $this->tagline;
$o->tearline = $this->tearline;
// VIA kludge
$sysaddress = Setup::findOrFail(config('app.id'))->system->match($this->fftn->zone)->first();
$via = $this->via ?: collect();
// Add our address to the VIA line
$via->push(
sprintf('%s @%s.UTC %s %d.%d/%s %s',
$sysaddress->ftn3d,
Carbon::now()->utc()->format('Ymd.His'),
str_replace(' ','_',Setup::PRODUCT_NAME),
Setup::PRODUCT_VERSION_MAJ,
Setup::PRODUCT_VERSION_MIN,
(new Setup)->version,
Carbon::now()->format('Y-m-d'),
));
$o->via = $via;
$o->packed = TRUE;
} catch (\Exception $e) {
Log::error(sprintf('%s:! Error converting netmail [%s] to a message (%d:%s)',self::LOGKEY,$this->id,$e->getLine(),$e->getMessage()));
dump($this);
}
return $o;
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}
public function pathorder(string $display='ftn2d',int $start=NULL): Collection
{
$result = collect();
if ($x=$this->path->firstWhere('pivot.parent_id',$start)) {
$result->push($x->$display);
$result->push($this->pathorder($display,$x->pivot->id));
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}
return $result->flatten()->filter();
}
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}