src/Model/Conversation.php

   1 <?php
   2 /**
   3  * @file src/Model/Conversation
   4  */
   5
   6 namespace Friendica\Model;
   7
   8 use Friendica\Core\Logger;
   9 use Friendica\Core\Protocol;
  10 use Friendica\Database\DBA;
  11 use Friendica\Util\DateTimeFormat;
  12
  13 class Conversation
  14 {
  15         /*
  16          * These constants represent the parcel format used to transport a conversation independently of the message protocol.
  17          * It currently is stored in the "protocol" field for legacy reasons.
  18          */
  19         const PARCEL_ACTIVITYPUB        = 0;
  20         const PARCEL_DFRN               = 1;
  21         const PARCEL_DIASPORA           = 2;
  22         const PARCEL_SALMON             = 3;
  23         const PARCEL_FEED               = 4; // Deprecated
  24         const PARCEL_SPLIT_CONVERSATION = 6;
  25         const PARCEL_TWITTER            = 67;
  26         const PARCEL_UNKNOWN            = 255;
  27
  28         public static function getByItemUri($item_uri)
  29         {
  30                 return DBA::selectFirst('conversation', [], ['item-uri' => $item_uri]);
  31         }
  32
  33         /**
  34          * @brief Store the conversation data
  35          *
  36          * @param array $arr Item array with conversation data
  37          * @return array Item array with removed conversation data
  38          * @throws \Exception
  39          */
  40         public static function insert(array $arr)
  41         {
  42                 if (in_array(defaults($arr, 'network', Protocol::PHANTOM),
  43                         [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, Protocol::TWITTER]) && !empty($arr['uri'])) {
  44                         $conversation = ['item-uri' => $arr['uri'], 'received' => DateTimeFormat::utcNow()];
  45
  46                         if (isset($arr['parent-uri']) && ($arr['parent-uri'] != $arr['uri'])) {
  47                                 $conversation['reply-to-uri'] = $arr['parent-uri'];
  48                         }
  49
  50                         if (isset($arr['thr-parent']) && ($arr['thr-parent'] != $arr['uri'])) {
  51                                 $conversation['reply-to-uri'] = $arr['thr-parent'];
  52                         }
  53
  54                         if (isset($arr['conversation-uri'])) {
  55                                 $conversation['conversation-uri'] = $arr['conversation-uri'];
  56                         }
  57
  58                         if (isset($arr['conversation-href'])) {
  59                                 $conversation['conversation-href'] = $arr['conversation-href'];
  60                         }
  61
  62                         if (isset($arr['protocol'])) {
  63                                 $conversation['protocol'] = $arr['protocol'];
  64                         }
  65
  66                         if (isset($arr['source'])) {
  67                                 $conversation['source'] = $arr['source'];
  68                         }
  69
  70                         $fields = ['item-uri', 'reply-to-uri', 'conversation-uri', 'conversation-href', 'protocol', 'source'];
  71                         $old_conv = DBA::selectFirst('conversation', $fields, ['item-uri' => $conversation['item-uri']]);
  72                         if (DBA::isResult($old_conv)) {
  73                                 // Don't update when only the source has changed.
  74                                 // Only do this when there had been no source before.
  75                                 if ($old_conv['source'] != '') {
  76                                         unset($old_conv['source']);
  77                                 }
  78                                 // Update structure data all the time but the source only when its from a better protocol.
  79                                 if (empty($conversation['source']) || (!empty($old_conv['source']) &&
  80                                         ($old_conv['protocol'] < defaults($conversation, 'protocol', self::PARCEL_UNKNOWN)))) {
  81                                         unset($conversation['protocol']);
  82                                         unset($conversation['source']);
  83                                 }
  84                                 if (!DBA::update('conversation', $conversation, ['item-uri' => $conversation['item-uri']], $old_conv)) {
  85                                         Logger::log('Conversation: update for ' . $conversation['item-uri'] . ' from ' . $old_conv['protocol'] . ' to ' . $conversation['protocol'] . ' failed',
  86                                                 Logger::DEBUG);
  87                                 }
  88                         } else {
  89                                 if (!DBA::insert('conversation', $conversation, true)) {
  90                                         Logger::log('Conversation: insert for ' . $conversation['item-uri'] . ' (protocol ' . $conversation['protocol'] . ') failed',
  91                                                 Logger::DEBUG);
  92                                 }
  93                         }
  94                 }
  95
  96                 unset($arr['conversation-uri']);
  97                 unset($arr['conversation-href']);
  98                 unset($arr['protocol']);
  99                 unset($arr['source']);
 100
 101                 return $arr;
 102         }
 103 }