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<?php
/*
* Copyright 2016 Florian "Bluewind" Pritz <bluewind@server-speed.net>
*
* Licensed under AGPLv3
* (see COPYING for full license text)
*
*/
namespace service;
class multipaste_queue {
public function __construct($session = null, $mfile = null, $mmultipaste = null) {
$CI =& get_instance();
$this->session = $session;
$this->mfile = $mfile;
$this->mmultipaste = $mmultipaste;
if ($this->session === null) {
$this->session = $CI->session;
}
if ($this->mfile === null) {
$CI->load->model("mfile");
$this->mfile = $CI->mfile;
}
if ($this->mmultipaste === null) {
$CI->load->model("mmultipaste");
$this->mmultipaste = $CI->mmultipaste;
}
}
/**
* Append ids to the queue
*
* @param array ids
* @return void
*/
public function append(array $ids) {
$old_ids = $this->get();
# replace multipaste ids with their corresponding paste ids
$ids = array_map(function($id) {return array_values($this->resolve_multipaste($id));}, $ids);
$ids = array_reduce($ids, function($a, $b) {return array_merge($a, $b);}, []);
$ids = array_unique(array_merge($old_ids, $ids));
$this->set($ids);
}
/**
* Return array of ids in a multipaste if the argument id is a multipaste.
* Otherwise return an array containing just the argument id.
*
* @param id
* @return array of ids
*/
private function resolve_multipaste($id) {
if (strpos($id, "m-") === 0) {
if ($this->mmultipaste->valid_id($id)) {
return array_map(function($filedata) {return $filedata['id'];}, $this->mmultipaste->get_files($id));
}
}
return [$id];
}
/**
* Get the queue
*
* @return array of ids
*/
public function get() {
$ids = $this->session->userdata("multipaste_queue");
if ($ids === false) {
$ids = [];
}
assert(is_array($ids));
return $ids;
}
/**
* Set the queue to $ids
*
* @param array ids
* @return void
*/
public function set(array $ids) {
$ids = array_filter($ids, function($id) {return $this->mfile->valid_id($id);});
$this->session->set_userdata("multipaste_queue", $ids);
}
}
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