Initial commit
This commit is contained in:
Ivan Petrov
319
engine/class.item.php
Normal file
319
engine/class.item.php
Normal file
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<?php
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defined('ROOT_DIR') || exit;
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class Item {
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public string $item_id;
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public int $parent_id = 0;
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public Item $parent;
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public string $parent_class = "";
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public array $props;
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public array $props_values;
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public string $title = "Объект";
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public string $description = "Описание объекта не задано.";
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public bool $admin_menu = true;
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public bool $visible_content = true;
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public string $icon = "format_list_bulleted";
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public function __construct($item_id = 0)
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{
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$this->item_id = $item_id;
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}
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// Создать Item
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public function create($name, $content): bool
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{
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global $b;
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if($this->item_id) return false;
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if($content === null) $content = "";
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if($name === null) $name = "";
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$this->item_id = $b->db_insert("INSERT INTO `bive_items`(`item_name`, `item_content`, `item_class`) VALUES (?, ?, ?)", array($name, $content, $this->get_class_name()));
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$this->create_props();
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return true;
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}
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public function delete(): bool
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{
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global $b;
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if(!$this->item_id) return false;
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foreach ($this->props as $key => $prop) $prop->delete();
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$this->clear_parents();
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$this->clear_childs();
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$b->db_query("DELETE FROM `bive_items` WHERE `item_id` = ?", array($this->item_id), true);
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return true;
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}
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private function create_props(): bool
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{
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foreach ($this->props as $key => $prop) $prop->add(null);
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return true;
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}
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// Получить Объект
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public function get_item($new = false)
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{
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global $b;
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$result = $b->db_query("SELECT * FROM `bive_items` WHERE `item_id` = ?", [ $this->item_id ], $new);
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if(!isset($result[0])) return false;
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$this->fill_main_parent($result[0]["item_parent"]);
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return $result[0];
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}
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// Получить класс Объекта
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public function get_class_name(): string
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{
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return static::class;
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}
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// Получить ID объекта
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public function get_item_id($new = false)
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{
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return $this->get_field("item_id", $new);
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}
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// Получить ID объекта (алиас)
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public function get_id($new = false)
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{
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return $this->get_item_id($new);
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}
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// Получить Имя объекта
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public function get_item_name($new = false)
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{
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return $this->get_field("item_name", $new);
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}
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// Получить Имя объекта (алиас)
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public function get_name($new = false)
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{
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return $this->get_item_name($new);
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}
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// Получить Ярлык объекта
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public function get_item_slug($new = false)
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{
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return $this->get_field("item_slug", $new);
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}
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// Получить Ярлык объекта
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public function get_slug($new = false)
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{
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return $this->get_item_slug($new);
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}
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// Получить Контент объекта
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public function get_item_content($new = false)
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{
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return $this->get_field("item_content", $new);
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}
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// Получить Контент объекта
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public function get_content($new = false)
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{
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return $this->get_item_content($new);
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}
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// Получить Родительский объект
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public function get_item_parent($new = false)
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{
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return $this->get_field("item_parent", $new);
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}
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// Получить родительский объект
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public function get_parent()
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{
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global $b;
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$result = $b->db_query("SELECT * FROM `bive_items` WHERE `item_id` = ? LIMIT 1", [ $this->parent_id ], true);
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if(!count($result)) return false;
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$parent = new $result[0]["item_class"]($result[0]["item_id"]);
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return $parent;
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}
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// Задать Родительский ID
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public function set_parent($parent_id, $main = false): bool
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{
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if($this->item_id == $parent_id) return false;
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if($main) {
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$this->fill_main_parent($parent_id);
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$this->set_field("item_parent", $parent_id);
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$this->get_parent();
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}
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$this->set_second_parent($parent_id);
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return true;
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}
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// Очистить все родительские Объекты
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public function clear_parents($class_name = ""): bool
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{
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global $b;
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$where = "";
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if($class_name != "") $where = " AND `items_class` LIKE '" . $class_name . "-". $this->get_class_name() ."%'";
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$b->db_query("DELETE FROM `bive_items_links` WHERE `child_item_id` = ?" . $where, array($this->item_id), true);
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$b->db_query("DELETE FROM `bive_items_intermediate` WHERE `child_item_id` = ?" . $where, array($this->item_id), true);
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$this->set_field("item_parent", 0);
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return true;
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}
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public function clear_childs($class_name = ""): bool
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{
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global $b;
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$where = "";
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if($class_name != "") $where = " AND `items_class` LIKE '%-" . $class_name . "'";
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$b->db_query("DELETE FROM `bive_items_links` WHERE `parent_item_id` = ?" . $where, array($this->item_id), true);
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$b->db_query("DELETE FROM `bive_items_intermediate` WHERE `parent_item_id` = ?" . $where, array($this->item_id), true);
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return true;
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}
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// Удалить родительский Объект
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public function clear_parent($parent_id)
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{
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global $b;
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$b->db_query("DELETE FROM `bive_items_links` WHERE `child_item_id` = ? AND `parent_item_id` = ?", array($this->item_id, $parent_id), true);
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$b->db_query("DELETE FROM `bive_items_intermediate` WHERE `child_item_id` = ? AND `parent_item_id` = ?", array($this->item_id, $parent_id), true);
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return true;
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}
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// Задать родительский ID без сохранения
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public function fill_main_parent($parent_id)
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{
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if($this->item_id == $parent_id) return false;
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$this->parent_id = $parent_id;
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return $parent_id;
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}
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// Занести Родительский Объект
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public function set_second_parent($parent_id): bool
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{
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global $b;
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if($this->item_id == $parent_id) return false;
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$result = $b->db_query("SELECT * FROM `bive_items_links` WHERE `parent_item_id` = ? AND `child_item_id` = ? LIMIT 1", [ $parent_id, $this->item_id ], true);
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if(count($result)) return false;
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$items_class = $b->get_item_class_by_id($parent_id) . "-" . $this->get_class_name();
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$b->db_insert("INSERT INTO `bive_items_links`(`parent_item_id`, `child_item_id`, `items_class`) VALUES (?, ?, ?)", array($parent_id, $this->item_id, $items_class));
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return true;
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}
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// Занести связи в таблицу с оптимизацией
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public function set_optimize()
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{
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global $b;
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$parent_list = $this->get_parent_items();
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$child_list = $this->get_child_items();
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foreach ($parent_list as $key => $item_parent) {
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foreach ($child_list as $k => $item_child) {
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$items_class = $item_parent->get_class_name() . "-" . $this->get_class_name() . "-" . $item_child->get_class_name();
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$b->db_insert("INSERT IGNORE INTO `bive_items_intermediate` (`parent_item_id`, `child_item_id`, `germ_item_id`, `items_class`) VALUES (?, ?, ?, ?)", [ $item_parent->item_id, $this->item_id, $item_child->item_id, $items_class], true);
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}
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}
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return true;
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}
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// Получить все родительские Объекты
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public function get_parent_items($class_name = ""): array
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{
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global $b;
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$parents = array();
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$main_parent = $this->get_parent();
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if($main_parent && $main_parent->get_class_name() == $class_name) $parents[] = $main_parent;
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$class_condition = "";
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if($class_name != "") $class_condition = " AND i.`item_class` = '" . $class_name . "' ";
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$query = "SELECT * FROM `bive_items_links` as l JOIN `bive_items` as i ON i.`item_id` = l.`parent_item_id` " . $class_condition . " WHERE l.`child_item_id` = ?";
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$parent_list = $b->db_query($query, [ $this->item_id ], true);
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if(!count($parent_list)) return $parents;
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foreach ($parent_list as $key => $db_parent) {
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$parent = new $db_parent["item_class"]($db_parent["item_id"]);
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$parent->set_parent($db_parent["item_parent"], true);
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$parents[] = $parent;
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}
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return $parents;
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}
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// Получить Дочерние Объекты
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public function get_child_items($class_name = "")
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{
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global $b;
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$childs = array();
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$class_condition = "";
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if($class_name != "") $class_condition = " AND i.`item_class` = '" . $class_name . "' ";
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$query = "SELECT * FROM `bive_items_links` as l JOIN `bive_items` as i ON i.`item_id` = l.`child_item_id` " . $class_condition . " WHERE l.`parent_item_id` = ?";
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$child_list = $b->db_query($query, [ $this->item_id ], true);
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if(!count($child_list)) return $childs;
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foreach ($child_list as $key => $db_child) {
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$child = new $db_child["item_class"]($db_child["item_id"]);
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$child->set_parent($db_child["item_parent"], true);
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$childs[] = $child;
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}
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return $childs;
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}
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public function get_main_child_items($class_name = "")
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{
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global $b;
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$childs = array();
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$class_condition = "";
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if($class_name != "") $class_condition = " AND i.`item_class` = '" . $class_name . "' ";
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$query = "SELECT * FROM `bive_items` as i WHERE i.`item_parent` = ? " . $class_condition;
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$child_list = $b->db_query($query, [ $this->item_id ], true);
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if(!count($child_list)) return $childs;
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foreach ($child_list as $key => $db_child) {
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$child = new $db_child["item_class"]($db_child["item_id"]);
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$child->set_parent($db_child["item_parent"], true);
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$childs[] = $child;
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}
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return $childs;
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}
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// Получить поле из базы
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public function get_field($field_name, $new = false)
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{
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$item = $this->get_item($new);
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if(!$item) return false;
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$response = $item[$field_name];
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if(!$response) return false;
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return $response;
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}
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// Обновить поле
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public function set_field($field_name, $new_value): bool
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{
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global $b;
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$b->db_query("UPDATE `bive_items` SET `" . $field_name . "` = ? WHERE `item_id` = ?", array($new_value, $this->item_id), true);
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return true;
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}
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// Добавить Свойство Объекту
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public function set_prop($key, $value): bool
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{
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if(!$this->props[$key]) return false;
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$prop = $this->props[$key];
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return $prop->add($value);
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}
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// Получить Свойство Объекта
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public function get_prop($key, $new = true)
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{
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if(!$this->props[$key]) return false;
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$prop = $this->props[$key];
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return $prop->get($new);
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}
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// Получить Свойство Объекта для вывода
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public function get_prop_render_value($key, $new = true)
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{
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if(!$this->props[$key]) return false;
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$prop = $this->props[$key];
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return $prop->render_value($new);
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}
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}
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