friendica/object/Conversation.php
2012-08-11 18:12:35 +02:00

141 lines
3.0 KiB
PHP

<?php
if(class_exists('Conversation'))
return;
require_once('boot.php');
require_once('object/BaseObject.php');
require_once('object/Item.php');
require_once('include/text.php');
/**
* A list of threads
*
* We should think about making this a SPL Iterator
*/
class Conversation extends BaseObject {
private $threads = array();
private $mode = null;
private $writeable = false;
private $profile_owner = 0;
public function __construct($mode) {
$this->set_mode($mode);
}
/**
* Set the mode we'll be displayed on
*/
private function set_mode($mode) {
if($this->get_mode() == $mode)
return;
$a = $this->get_app();
switch($mode) {
case 'network':
case 'notes':
$this->profile_owner = local_user();
$this->writeable = true;
break;
case 'profile':
$this->profile_owner = $a->profile['profile_uid'];
$this->writeable = can_write_wall($a,$this->profile_owner);
break;
case 'display':
$this->profile_owner = $a->profile['uid'];
$this->writeable = can_write_wall($a,$this->profile_owner);
break;
default:
logger('[ERROR] Conversation::set_mode : Unhandled mode ('. $mode .').', LOGGER_DEBUG);
return false;
break;
}
}
/**
* Get mode
*/
public function get_mode() {
return $this->mode;
}
/**
* Check if page is writeable
*/
public function is_writeable() {
return $this->writeable;
}
/**
* Get profile owner
*/
public function get_profile_owner() {
return $this->profile_owner;
}
/**
* Add a thread to the conversation
*
* Returns:
* _ The inserted item on success
* _ false on failure
*/
public function add_thread($item) {
$item_id = $item->get_id();
if(!$item_id) {
logger('[ERROR] Conversation::add_thread : Item has no ID!!', LOGGER_DEBUG);
return false;
}
if($this->get_thread($item->get_id())) {
logger('[WARN] Conversation::add_thread : Thread already exists ('. $item->get_id() .').', LOGGER_DEBUG);
return false;
}
$item->set_conversation($this);
$this->threads[] = $item;
return end($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
*/
public function get_template_data($cmnt_tpl, $alike, $dlike) {
$result = array();
foreach($this->threads as $item) {
if($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid'))
continue;
$item_data = $item->get_template_data($cmnt_tpl, $alike, $dlike);
if(!$item_data) {
logger('[ERROR] Conversation::get_template_data : Failed to get item template data ('. $item->get_id() .').', LOGGER_DEBUG);
return false;
}
$result[] = $item_data;
}
return $result;
}
/**
* Get a thread based on its item id
*
* Returns:
* _ The found item on success
* _ false on failure
*/
private function get_thread($id) {
foreach($this->threads as $item) {
if($item->get_id() == $id)
return $item;
}
return false;
}
}
?>