jc-importer / class / Common / Importer / Parser / AbstractParser.php

AbstractParser.php in Import WP – CSV & XML Import Export for WordPress 2.7.1, at class/Common/Importer/Parser/AbstractParser.php

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1	<?php
2
3	namespace ImportWP\Common\Importer\Parser;
4
5	use ImportWP\Common\Importer\FileInterface;
6
7	abstract class AbstractParser
8	{
9	/**
10	* @var \ImportWP\Common\Importer\FileInterface $file
11	*/
12	protected $file;
13
14	protected $record_index;
15	protected $record;
16
17	/**
18	* Parser constructor.
19	*
20	* @param \ImportWP\Common\Importer\FileInterface $file
21	*/
22	public function __construct(FileInterface $file)
23	{
24	$this->file = $file;
25	}
26
27	public function getRecord($record_index = 0)
28	{
29
30	if ($this->record_index !== $record_index) {
31	$this->record_index = $record_index;
32	$this->record = $this->file->getRecord($this->getRecordIndex());
33	$this->onRecordLoaded();
34	}
35
36	return $this;
37	}
38
39	public function getRecordIndex()
40	{
41	return $this->record_index;
42	}
43
44	abstract protected function onRecordLoaded();
45
46	public function queryGroup($group)
47	{
48	$output = [];
49
50	if (isset($group['fields'])) {
51	foreach ($group['fields'] as $field_key => $field_value) {
52	$output[$field_key] = $this->query_string($field_value);
53	}
54	}
55
56	return $output;
57	}
58
59	/**
60	* Parse Query String for {} run query on them
61	*
62	* @param string $query
63	*
64	* @return string
65	*/
66	public function query_string($query)
67	{
68
69	$output = preg_replace_callback('/{(.*?)}/', array($this, 'query_matches'), $query);
70	$output = $this->handle_custom_methods($output);
71
72	return $output;
73	}
74
75	public function query_matches($matches)
76	{
77	if (isset($matches[0]) && isset($matches[1])) {
78	return $this->query($matches[1]);
79	}
80
81	return '';
82	}
83
84	abstract public function query($query);
85
86	public function file()
87	{
88	return $this->file;
89	}
90
91	public function handle_custom_methods($input)
92	{
93	// m: Multiline modifier
94	// s: matches all characters including newlines
95	// U: non-greedy matching
96	$input = preg_replace_callback('/\[([\w]+)$(.*?)$\]/msU', function ($matches) {
97
98	$method = $matches[1];
99
100	$result = [];
101	$args = [];
102
103	// Dont split comma's if they are inside a double quote
104	if (preg_match_all('/(?:".?"\|[^",\s]+)(?=\s,\|\s*$)/s', $matches[2], $result) > 0) {
105	$args = $result[0];
106	foreach ($args as &$arg) {
107
108	// Strip commas from start and end of string
109	$arg = preg_replace('/^(\'(.)\'\|"(.)")$/s', '$2$3', $arg);
110	}
111	}
112
113	if (is_callable($method)) {
114	return call_user_func_array($method, $args);
115	}
116
117	return $matches[0];
118	}, $input);
119	return $input;
120	}
121	}
122