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1<?php
2/**
3 * Pop PHP Framework (http://www.popphp.org/)
4 *
5 * @link       https://github.com/popphp/popphp-framework
6 * @author     Nick Sagona, III <dev@nolainteractive.com>
7 * @copyright  Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com)
8 * @license    http://www.popphp.org/license     New BSD License
9 */
10
11/**
12 * @namespace
13 */
14namespace Pop\Db\Sql;
15
16/**
17 * Delete class
18 *
19 * @category   Pop
20 * @package    Pop\Db
21 * @author     Nick Sagona, III <dev@nolainteractive.com>
22 * @copyright  Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com)
23 * @license    http://www.popphp.org/license     New BSD License
24 * @version    6.5.0
25 */
26class Delete extends AbstractPredicateClause
27{
28
29    /**
30     * Set from table
31     *
32     * @param  mixed $table
33     * @return Delete
34     */
35    public function from(mixed $table): Delete
36    {
37        $this->setTable($table);
38        return $this;
39    }
40
41    /**
42     * Render the DELETE statement
43     *
44     * @return string
45     */
46    public function render(): string
47    {
48        // Start building the DELETE statement
49        $sql = 'DELETE FROM ' . $this->quoteId($this->table);
50
51        // Build any WHERE clauses
52        if ($this->where !== null) {
53            $sql .= ' WHERE ' . $this->where;
54        }
55
56        return $sql;
57    }
58
59    /**
60     * Render the DELETE statement
61     *
62     * @return string
63     */
64    public function __toString(): string
65    {
66        return $this->render();
67    }
68
69    /**
70     * Magic method to access $where property
71     *
72     * @param  string $name
73     * @throws Exception
74     * @return mixed
75     */
76    public function __get(string $name): mixed
77    {
78        switch (strtolower($name)) {
79            case 'where':
80                if ($this->where === null) {
81                    $this->where = new Where($this);
82                }
83                return $this->where;
84                break;
85            default:
86                throw new Exception('Not a valid property for this object.');
87        }
88    }
89
90}