fluent-boards / vendor / wpfluent / framework / src / WPFluent / Validator / ValidationRuleParser.php

ValidationRuleParser.php in FluentBoards – Project Management, Task Management, Goal Tracking, Kanban Board, and, Team Collaboration 1.35, at vendor/wpfluent/framework/src/WPFluent/Validator/ValidationRuleParser.php

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1	<?php
2
3	namespace FluentBoards\Framework\Validator;
4
5	use Closure;
6	use FluentBoards\Framework\Framework\Support\Arr;
7	use FluentBoards\Framework\Validator\Rules\Exists;
8	use FluentBoards\Framework\Validator\Rules\Unique;
9	use FluentBoards\Framework\Validator\Rules\ConditionalRules;
10
11	class ValidationRuleParser
12	{
13	/**
14	* The data being validated.
15	*
16	* @var array
17	*/
18	public $data;
19
20	/**
21	* Create a new validation rule parser.
22	*
23	* @param array $data
24	*
25	* @return void
26	*/
27	public function __construct(array $data)
28	{
29	$this->data = $data;
30	}
31
32	/**
33	* Parse the human-friendly rules into a full rules array for the validator.
34	*
35	* @param $rules
36	*
37	* @return array
38	*/
39	public function explode($rules)
40	{
41	return $this->explodeRules($rules);
42	}
43
44	/**
45	* Explode the rules into an array of explicit rules.
46	*
47	* @param array $rules
48	*
49	* @return array
50	*/
51	protected function explodeRules($rules)
52	{
53	foreach ($rules as $attribute => $rule) {
54	if (mb_strpos($attribute, '*') !== false) {
55	$rules = $this->explodeWildcardRules($rules, $attribute, [$rule]);
56
57	unset($rules[$attribute]);
58	} else {
59	$rules[$attribute] = $this->explodeExplicitRule($rule);
60	}
61	}
62
63	return $rules;
64	}
65
66	/**
67	* Explode the explicit rule into an array if necessary.
68	*
69	* @param mixed $rule
70	*
71	* @return array
72	*/
73	protected function explodeExplicitRule($rule)
74	{
75	$rules = $conditionals = [];
76
77	$ruleArray = is_array($rule) ? $rule : [$rule];
78
79	foreach ($ruleArray as $key => $rule) {
80
81	if ($rule instanceof ConditionalRules) {
82	$conditionals = $this->parseConditionalRules($rule);
83	} elseif($rule instanceof Closure) {
84	$rules[$key] = $rule;
85	} else {
86	if (
87	($rule instanceof Exists && $rule->queryCallbacks()) \|\|
88	($rule instanceof Unique && $rule->queryCallbacks())
89	) {
90	$rules[] = $rule;
91	} else {
92	$rules[] = (string) $rule;
93	}
94	}
95	}
96
97	$rules = array_merge($rules, $conditionals);
98
99	// Now, we'll check if there is any string rule
100	// given inside the array using the \| sign, i.e:
101	// required\|alpha, if any, we'll convert it to array.
102
103	$result = [];
104
105	foreach ($rules as $key => $value) {
106	if (is_string($value)) {
107	$result = array_merge($result, explode('\|', $value));
108	} else {
109	$result[$key] = $value;
110	}
111	}
112
113	return $result;
114	}
115
116	/**
117	* Parse conditional rules.
118	*
119	* @param \FluentBoards\Framework\Validator\Rules\ConditionalRules $rule
120	* @return array
121	*/
122	protected function parseConditionalRules($rule)
123	{
124	$rules = [];
125
126	$conditionals = $rule->passes($this->data)
127	? array_filter($rule->rules())
128	: array_filter($rule->defaultRules());
129
130	if ($conditionals) {
131	foreach ($conditionals as $conditional) {
132	if (is_object($conditional) && method_exists($conditional, '__toString')) {
133	$rules[] = (string) $conditional;
134	} elseif (is_string($conditional)) {
135	$rules[] = $conditional;
136	}
137	}
138	}
139
140	return $rules;
141	}
142
143	/**
144	* Define a set of rules that apply to each element in an array attribute.
145	*
146	* @param array $results
147	* @param string $attribute
148	* @param string\|array $rules
149	*
150	* @return array
151	*/
152	protected function explodeWildcardRules($results, $attribute, $rules)
153	{
154	$pattern = str_replace('\', '[^\.]', preg_quote($attribute));
155
156	$data = ValidationData::initializeAndGatherData($attribute, $this->data);
157
158	foreach ($data as $key => $value) {
159	if (substr($key, 0, strlen($attribute)) === $attribute \|\| (bool) preg_match('/^'.$pattern.'\z/', $key)) {
160	foreach ((array) $rules as $rule) {
161	$results = $this->mergeRules($results, $key, $rule, $attribute);
162	}
163	}
164	}
165
166	return $results;
167	}
168
169	/**
170	* Merge additional rules into a given attribute(s).
171	*
172	* @param array $results
173	* @param string\|array $attribute
174	* @param string\|array $rules
175	* @param string\|null $ $originalRuleKey
176	*
177	* @return array
178	*/
179	public function mergeRules($results, $attribute, $rules = [], $originalRuleKey = null)
180	{
181	if (is_array($attribute)) {
182	foreach ((array) $attribute as $innerAttribute => $innerRules) {
183	$results = $this->mergeRulesForAttribute($results, $innerAttribute, $innerRules, $originalRuleKey);
184	}
185
186	return $results;
187	}
188
189	return $this->mergeRulesForAttribute(
190	$results, $attribute, $rules , $originalRuleKey
191	);
192	}
193
194	/**
195	* Merge additional rules into a given attribute.
196	*
197	* @param array $results
198	* @param string $attribute
199	* @param string\|array $rules
200	* @param string\|null $ $originalRuleKey
201	*
202	* @return array
203	*/
204	protected function mergeRulesForAttribute($results, $attribute, $rules, $originalRuleKey = null)
205	{
206	$array = $this->explodeRules([$rules]);
207
208	$merge = reset($array);
209
210	if(!empty($originalRuleKey)){
211	$merge['rule_key'] = $originalRuleKey;
212	}
213
214	$results[$attribute] = array_merge(
215	isset($results[$attribute]) ?
216	$this->explodeExplicitRule($results[$attribute])
217	: [], $merge
218	);
219
220	return $results;
221	}
222
223	/**
224	* Extract the rule name and parameters from a rule.
225	*
226	* @param $rule
227	*
228	* @return array
229	*/
230	public static function parse($rule)
231	{
232	if ($rule instanceof Closure) {
233	return [$rule, []];
234	}
235
236	$parameters = [];
237
238	if (strpos($rule, ':') !== false) {
239	list($rule, $parameter) = explode(':', $rule, 2);
240
241	$parameters = str_getcsv($parameter);
242	}
243
244	return [trim($rule), $parameters];
245	}
246	}
247