jc-importer / class / Common / Exporter / File / JSONFile.php

JSONFile.php in Import WP – CSV & XML Import Export for WordPress trunk, at class/Common/Exporter/File/JSONFile.php

144 lines 4.3 KB

Raw Download Zip

1	<?php
2
3	namespace ImportWP\Common\Exporter\File;
4
5	class JSONFile extends File
6	{
7	private $counter = 0;
8	private $parts = [
9	'open' => '{' . PHP_EOL,
10	'close' => PHP_EOL . '}',
11	'parent' => 0
12	];
13	private $setup = false;
14
15	public function start()
16	{
17	// write headers
18
19	// TODO: get the opening posts loop wrappers
20	$fields = $this->exporter->getFields();
21	$tmp = $this->generate_wrapper($fields);
22
23	foreach ($tmp as $i => $t) {
24	$is_last = count($tmp) - 1 == $i;
25	$open_tag = $is_last ? '[' : '{';
26	$close_tag = $is_last ? ']' : '}';
27
28	$this->parts['open'] .= sprintf('"%s" : %s', $t, $open_tag) . PHP_EOL;
29	$this->parts['close'] = PHP_EOL . sprintf('%s', $close_tag) . $this->parts['close'];
30	}
31
32	fputs($this->fh, $this->parts['open'] . PHP_EOL);
33	$this->counter = 0;
34
35	update_option('iwp_exporter_json_config', [
36	'parts' => $this->parts
37	]);
38	}
39
40	public function loadConfig()
41	{
42	if (!$this->setup) {
43	$config = get_option('iwp_exporter_json_config', []);
44	$this->parts = $config['parts'];
45	$this->setup = true;
46	}
47	}
48
49	public function generate_wrapper($fields, $output = [], $parent = 0, $depth = 0)
50	{
51
52	$current_items = array_filter($fields, function ($item) use ($parent) {
53	return intval($item['parent']) == $parent;
54	});
55
56	if (!empty($current_items)) {
57	foreach ($current_items as $current_item) {
58	$label = $this->getFieldLabel($current_item);
59
60	if (isset($current_item['loop']) && ($current_item['loop'] === 'true' \|\| $current_item['loop'] === true)) {
61	$output[] = $label;
62	$this->parts['parent'] = $current_item['id'];
63	break;
64	} else {
65	$output[] = $label;
66	$output = $this->generate_wrapper($fields, $output, $current_item['id'], $depth + 1);
67	}
68	}
69	}
70
71	return $output;
72	}
73
74	public function add($mapper)
75	{
76	$this->loadConfig();
77
78	// $data = array_map(function($value){
79	// if(is_array($value)){
80	// $value = implode('\|', $value);
81	// }
82	// return $value;
83	// }, $data);
84
85	if ($this->counter > 0) {
86	fputs($this->fh, "," . PHP_EOL);
87	}
88
89	$fields = $this->exporter->getFields();
90	fputs($this->fh, "\t" . json_encode($this->generate_schema($fields, $mapper, $this->parts['parent'])));
91	$this->counter++;
92	}
93
94	public function end()
95	{
96	$this->loadConfig();
97
98	fputs($this->fh, PHP_EOL . $this->parts['close']);
99	fclose($this->fh);
100	}
101
102	public function get_file_name()
103	{
104	return $this->exporter->getId() . '.json';
105	}
106
107	public function generate_schema($fields, $mapper, $parent = 0, $loop_args = [], $depth = 0, $data = null)
108	{
109	$output = [];
110
111	$current_items = array_filter($fields, function ($item) use ($parent) {
112	return intval($item['parent']) == $parent;
113	});
114
115	if (!empty($current_items)) {
116	foreach ($current_items as $current_item) {
117	$label = $this->getFieldLabel($current_item);
118
119	if (isset($current_item['loop']) && ($current_item['loop'] === 'true' \|\| $current_item['loop'] === true)) {
120
121	$loop_args = ['loop' => $current_item['selection']];
122
123	$loop_data = $mapper->data($loop_args);
124	$output[$label] = [];
125
126	// We are in a loop
127	foreach ($loop_data as $data) {
128	$output[$label][] = $this->generate_schema($fields, $mapper, $current_item['id'], $loop_args, $depth + 1, $data);
129	}
130	} else {
131
132	$output[$label] = $this->generate_schema($fields, $mapper, $current_item['id'], $loop_args, $depth + 1, $data);
133	if (empty($output[$label])) {
134
135	$output[$label] = $mapper->get_value(isset($current_item['selection']) ? $current_item['selection'] : '', $data);
136	}
137	}
138	}
139	}
140
141	return $output;
142	}
143	}
144