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_UNKNOWN            = 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
  28         /**
  29          * @brief Store the conversation data
  30          *
  31          * @param array $arr Item array with conversation data
  32          * @return array Item array with removed conversation data
  33          */
  34         public static function insert(array $arr)
  35         {
  36                 if (in_array(defaults($arr, 'network', Protocol::PHANTOM),
  37                                 [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, Protocol::TWITTER]) && !empty($arr['uri'])) {
  38                         $conversation = ['item-uri' => $arr['uri'], 'received' => DateTimeFormat::utcNow()];
  39
  40                         if (isset($arr['parent-uri']) && ($arr['parent-uri'] != $arr['uri'])) {
  41                                 $conversation['reply-to-uri'] = $arr['parent-uri'];
  42                         }
  43
  44                         if (isset($arr['thr-parent']) && ($arr['thr-parent'] != $arr['uri'])) {
  45                                 $conversation['reply-to-uri'] = $arr['thr-parent'];
  46                         }
  47
  48                         if (isset($arr['conversation-uri'])) {
  49                                 $conversation['conversation-uri'] = $arr['conversation-uri'];
  50                         }
  51
  52                         if (isset($arr['conversation-href'])) {
  53                                 $conversation['conversation-href'] = $arr['conversation-href'];
  54                         }
  55
  56                         if (isset($arr['protocol'])) {
  57                                 $conversation['protocol'] = $arr['protocol'];
  58                         }
  59
  60                         if (isset($arr['source'])) {
  61                                 $conversation['source'] = $arr['source'];
  62                         }
  63
  64                         $fields = ['item-uri', 'reply-to-uri', 'conversation-uri', 'conversation-href', 'protocol', 'source'];
  65                         $old_conv = DBA::selectFirst('conversation', $fields, ['item-uri' => $conversation['item-uri']]);
  66                         if (DBA::isResult($old_conv)) {
  67                                 // Don't update when only the source has changed.
  68                                 // Only do this when there had been no source before.
  69                                 if ($old_conv['source'] != '') {
  70                                         unset($old_conv['source']);
  71                                 }
  72                                 // Update structure data all the time but the source only when its from a better protocol.
  73                                 if (isset($conversation['protocol']) && isset($conversation['source']) && ($old_conv['protocol'] < $conversation['protocol']) && ($old_conv['protocol'] != 0)) {
  74                                         unset($conversation['protocol']);
  75                                         unset($conversation['source']);
  76                                 }
  77                                 if (!DBA::update('conversation', $conversation, ['item-uri' => $conversation['item-uri']], $old_conv)) {
  78                                         logger('Conversation: update for ' . $conversation['item-uri'] . ' from ' . $old_conv['protocol'] . ' to ' . $conversation['protocol'] . ' failed',
  79                                                 LOGGER_DEBUG);
  80                                 }
  81                         } else {
  82                                 if (!DBA::insert('conversation', $conversation, true)) {
  83                                         logger('Conversation: insert for ' . $conversation['item-uri'] . ' (protocol ' . $conversation['protocol'] . ') failed',
  84                                                 LOGGER_DEBUG);
  85                                 }
  86                         }
  87                 }
  88
  89                 unset($arr['conversation-uri']);
  90                 unset($arr['conversation-href']);
  91                 unset($arr['protocol']);
  92                 unset($arr['source']);
  93
  94                 return $arr;
  95         }
  96 }