boxzilla / src / admin / class-migrations.php

class-migrations.php in Boxzilla – WordPress Popup Builder 3.4.10, at src/admin/class-migrations.php

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1	<?php
2
3	namespace Boxzilla\Admin;
4
5	use Exception;
6
7	/**
8	*
9	*/
10	class Migrations
11	{
12	/**
13	* @var string
14	*/
15	protected $version_from;
16
17	/**
18	* @var string
19	*/
20	protected $version_to;
21
22	/**
23	* @var string
24	*/
25	protected $migrations_dir;
26
27	/**
28	* @param string $from
29	* @param string $to
30	* @param string $migrations_dir
31	*/
32	public function __construct($from, $to, $migrations_dir)
33	{
34	$this->version_from = $from;
35	$this->version_to = $to;
36	$this->migrations_dir = $migrations_dir;
37	}
38
39	/**
40	* Run the various upgrade routines, all the way up to the latest version
41	*/
42	public function run()
43	{
44	$migrations = $this->find_migrations();
45	// run in sub-function for scope
46	array_map([ $this, 'run_migration' ], $migrations);
47	}
48
49	/**
50	* @return array
51	*/
52	public function find_migrations()
53	{
54	$files = glob(rtrim($this->migrations_dir, '/') . '/*.php');
55	$migrations = [];
56
57	// return empty array when glob returns non-array value.
58	if (! is_array($files)) {
59	return $migrations;
60	}
61
62	foreach ($files as $file) {
63	$migration = basename($file);
64	$parts = explode('-', $migration);
65	$version = $parts[0];
66
67	// check if migration file is not for an even higher version
68	if (version_compare($version, $this->version_to, '>')) {
69	continue;
70	}
71
72	// check if we ran migration file before.
73	if (version_compare($this->version_from, $version, '>=')) {
74	continue;
75	}
76
77	// schedule migration file for running
78	$migrations[] = $file;
79	}
80
81	return $migrations;
82	}
83
84	/**
85	* Include a migration file and runs it.
86	*
87	* @param string $file
88	*
89	* @throws Exception
90	*/
91	protected function run_migration($file)
92	{
93	if (! file_exists($file)) {
94	throw new Exception(sprintf('Migration file %s does not exist.', esc_html(basename((string) $file))));
95	}
96
97	include $file;
98	}
99	}
100