src/Model/Conversation.php

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