friendica/src/Core/Conversation.php

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<?php
/**
* @file src/Core/Conversation.php
*/
namespace Friendica\Core;
if (class_exists('Conversation')) {
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return;
}
use Friendica\Core\BaseObject;
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require_once 'boot.php';
require_once 'object/Item.php';
require_once 'include/text.php';
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/**
* A list of threads
*
* We should think about making this a SPL Iterator
*/
class Conversation extends BaseObject
{
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private $threads = array();
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private $mode = null;
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private $writable = false;
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private $profile_owner = 0;
private $preview = false;
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public function __construct($mode, $preview)
{
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$this->set_mode($mode);
$this->preview = $preview;
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}
/**
* Set the mode we'll be displayed on
*/
private function set_mode($mode)
{
if ($this->get_mode() == $mode) {
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return;
}
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$a = $this->get_app();
switch ($mode) {
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case 'network':
case 'notes':
$this->profile_owner = local_user();
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$this->writable = true;
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break;
case 'profile':
$this->profile_owner = $a->profile['profile_uid'];
$this->writable = can_write_wall($a, $this->profile_owner);
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break;
case 'display':
$this->profile_owner = $a->profile['uid'];
$this->writable = can_write_wall($a, $this->profile_owner);
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break;
default:
logger('[ERROR] Conversation::set_mode : Unhandled mode ('. $mode .').', LOGGER_DEBUG);
return false;
break;
}
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$this->mode = $mode;
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}
/**
* Get mode
*/
public function get_mode()
{
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return $this->mode;
}
/**
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* Check if page is writable
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*/
public function is_writable()
{
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return $this->writable;
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}
/**
* Check if page is a preview
*/
public function is_preview()
{
return $this->preview;
}
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/**
* Get profile owner
*/
public function get_profile_owner()
{
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return $this->profile_owner;
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}
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/**
* Add a thread to the conversation
*
* Returns:
* _ The inserted item on success
* _ false on failure
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*/
public function add_thread($item)
{
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$item_id = $item->get_id();
if (!$item_id) {
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logger('[ERROR] Conversation::add_thread : Item has no ID!!', LOGGER_DEBUG);
return false;
}
if ($this->get_thread($item->get_id())) {
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logger('[WARN] Conversation::add_thread : Thread already exists ('. $item->get_id() .').', LOGGER_DEBUG);
return false;
}
/*
* Only add will be displayed
*/
if ($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid')) {
logger('[WARN] Conversation::add_thread : Thread is a mail ('. $item->get_id() .').', LOGGER_DEBUG);
return false;
}
if ($item->get_data_value('verb') === ACTIVITY_LIKE || $item->get_data_value('verb') === ACTIVITY_DISLIKE) {
logger('[WARN] Conversation::add_thread : Thread is a (dis)like ('. $item->get_id() .').', LOGGER_DEBUG);
return false;
}
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$item->set_conversation($this);
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$this->threads[] = $item;
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return end($this->threads);
}
/**
* Get data in a form usable by a conversation template
*
* We should find a way to avoid using those arguments (at least most of them)
*
* Returns:
* _ The data requested on success
* _ false on failure
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*/
public function get_template_data($conv_responses)
{
$a = get_app();
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$result = array();
$i = 0;
foreach ($this->threads as $item) {
if($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid'))
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continue;
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$item_data = $item->get_template_data($conv_responses);
if (!$item_data) {
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logger('[ERROR] Conversation::get_template_data : Failed to get item template data ('. $item->get_id() .').', LOGGER_DEBUG);
return false;
}
$result[] = $item_data;
}
return $result;
}
/**
* Get a thread based on its item id
*
* Returns:
* _ The found item on success
* _ false on failure
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*/
private function get_thread($id)
{
foreach ($this->threads as $item) {
if ($item->get_id() == $id) {
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return $item;
}
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}
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return false;
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}
}