22321291815

Committed 23 Feb 2026 07:22PM UTC coverage: 86.594% (-0.01%) from 86.604%

Build # 22321291815

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push

github

Committed by

web-flow

Commit Message

feat: add new dot-path array helpers (#9990)

* feat: add new dot-syntax helper functions

* optimize

* add docs

* add changelog

* update tests

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90.52

/system/Helpers/Array/ArrayHelper.php

<?php

declare(strict_types=1);

/**
 * This file is part of CodeIgniter 4 framework.
 *
 * (c) CodeIgniter Foundation <admin@codeigniter.com>
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */

namespace CodeIgniter\Helpers\Array;

use CodeIgniter\Exceptions\InvalidArgumentException;

/**
 * @internal This is internal implementation for the framework.
 *
 * If there are any methods that should be provided, make them
 * public APIs via helper functions.
 *
 * @see \CodeIgniter\Helpers\Array\ArrayHelperDotHasTest
 * @see \CodeIgniter\Helpers\Array\ArrayHelperDotModifyTest
 * @see \CodeIgniter\Helpers\Array\ArrayHelperRecursiveDiffTest
 * @see \CodeIgniter\Helpers\Array\ArrayHelperSortValuesByNaturalTest
 */
final class ArrayHelper
{
    /**
     * Searches an array through dot syntax. Supports wildcard searches,
     * like `foo.*.bar`.
     *
     * @used-by dot_array_search()
     *
     * @param string $index The index as dot array syntax.
     *
     * @return array|bool|int|object|string|null
     */
    public static function dotSearch(string $index, array $array)
    {
        return self::arraySearchDot(self::convertToArray($index), $array);
    }

    /**
     * @param string $index The index as dot array syntax.
     *
     * @return list<string> The index as an array.
     */
    private static function convertToArray(string $index): array
    {
        $trimmed = rtrim($index, '* ');

        if ($trimmed === '') {
            return [];
        }

        // Fast path: no escaped dots, skip the regex entirely.
        if (! str_contains($trimmed, '\\.')) {
            return array_values(array_filter(
                explode('.', $trimmed),
                static fn ($s): bool => $s !== '',
            ));
        }

        // See https://regex101.com/r/44Ipql/1
        $segments = preg_split('/(?<!\\\\)\./', $trimmed, 0, PREG_SPLIT_NO_EMPTY);

        return array_map(
            static fn ($key): string => str_replace('\.', '.', $key),
            $segments,
        );
    }

    /**
     * Recursively search the array with wildcards.
     *
     * @used-by dotSearch()
     *
     * @return array|bool|float|int|object|string|null
     */
    private static function arraySearchDot(array $indexes, array $array)
    {
        // If index is empty, returns null.
        if ($indexes === []) {
            return null;
        }

        // Grab the current index
        $currentIndex = array_shift($indexes);

        if (! isset($array[$currentIndex]) && $currentIndex !== '*') {
            return null;
        }

        // Handle Wildcard (*)
        if ($currentIndex === '*') {
            $answer = [];

            foreach ($array as $value) {
                if (! is_array($value)) {
                    return null;
                }

                $answer[] = self::arraySearchDot($indexes, $value);
            }

            $answer = array_filter($answer, static fn ($value): bool => $value !== null);

            if ($answer !== []) {
                // If array only has one element, we return that element for BC.
                return count($answer) === 1 ? current($answer) : $answer;
            }

            return null;
        }

        // If this is the last index, make sure to return it now,
        // and not try to recurse through things.
        if ($indexes === []) {
            return $array[$currentIndex];
        }

        // Do we need to recursively search this value?
        if (is_array($array[$currentIndex]) && $array[$currentIndex] !== []) {
            return self::arraySearchDot($indexes, $array[$currentIndex]);
        }

        // Otherwise, not found.
        return null;
    }

    /**
     * array_key_exists() with dot array syntax.
     *
     * If wildcard `*` is used, all items for the key after it must have the key.
     *
     * @param array<array-key, mixed> $array
     */
    public static function dotHas(string $index, array $array): bool
    {
        self::ensureValidWildcardPattern($index);

        $indexes = self::convertToArray($index);

        if ($indexes === []) {
            return false;
        }

        return self::hasByDotPath($array, $indexes);
    }

    /**
     * Recursively check key existence by dot path, including wildcard support.
     *
     * @param array<array-key, mixed> $array
     * @param list<string>            $indexes
     */
    private static function hasByDotPath(array $array, array $indexes): bool
    {
        if ($indexes === []) {
            return true;
        }

        $currentIndex = array_shift($indexes);

        if ($currentIndex === '*') {
            foreach ($array as $item) {
                if (! is_array($item) || ! self::hasByDotPath($item, $indexes)) {
                    return false;
                }
            }

            return true;
        }

        if (! array_key_exists($currentIndex, $array)) {
            return false;
        }

        if ($indexes === []) {
            return true;
        }

        if (! is_array($array[$currentIndex])) {
            return false;
        }

        return self::hasByDotPath($array[$currentIndex], $indexes);
    }

    /**
     * Sets a value by dot array syntax.
     *
     * @param array<array-key, mixed> $array
     */
    public static function dotSet(array &$array, string $index, mixed $value): void
    {
        self::ensureValidWildcardPattern($index);

        $indexes = self::convertToArray($index);

        if ($indexes === []) {
            return;
        }

        self::setByDotPath($array, $indexes, $value);
    }

    /**
     * Removes a value by dot array syntax.
     *
     * @param array<array-key, mixed> $array
     */
    public static function dotUnset(array &$array, string $index): bool
    {
        self::ensureValidWildcardPattern($index, true);

        if ($index === '*') {
            return self::clearByDotPath($array, []) > 0;
        }

        $indexes = self::convertToArray($index);

        if ($indexes === []) {
            return false;
        }

        if (str_ends_with($index, '*')) {
            return self::clearByDotPath($array, $indexes) > 0;
        }

        return self::unsetByDotPath($array, $indexes) > 0;
    }

    /**
     * Gets only the specified keys using dot syntax.
     *
     * @param array<array-key, mixed> $array
     * @param list<string>|string     $indexes
     *
     * @return array<array-key, mixed>
     */
    public static function dotOnly(array $array, array|string $indexes): array
    {
        $indexes = is_string($indexes) ? [$indexes] : $indexes;
        $result  = [];

        foreach ($indexes as $index) {
            self::ensureValidWildcardPattern($index, true);

            if ($index === '*') {
                $result = [...$result, ...$array];

                continue;
            }

            $segments = self::convertToArray($index);
            if ($segments === []) {
                continue;
            }

            self::projectByDotPath($array, $segments, $result);
        }

        return $result;
    }

    /**
     * Gets all keys except the specified ones using dot syntax.
     *
     * @param array<array-key, mixed> $array
     * @param list<string>|string     $indexes
     *
     * @return array<array-key, mixed>
     */
    public static function dotExcept(array $array, array|string $indexes): array
    {
        $indexes = is_string($indexes) ? [$indexes] : $indexes;
        $result  = $array;

        foreach ($indexes as $index) {
            self::ensureValidWildcardPattern($index, true);

            if ($index === '*') {
                $result = [];

                continue;
            }

            if (str_ends_with($index, '*')) {
                $segments = self::convertToArray($index);
                self::clearByDotPath($result, $segments);

                continue;
            }

            $segments = self::convertToArray($index);
            if ($segments !== []) {
                self::unsetByDotPath($result, $segments);
            }
        }

        return $result;
    }

    /**
     * Groups all rows by their index values. Result's depth equals number of indexes
     *
     * @used-by array_group_by()
     *
     * @param array $array        Data array (i.e. from query result)
     * @param array $indexes      Indexes to group by. Dot syntax used. Returns $array if empty
     * @param bool  $includeEmpty If true, null and '' are also added as valid keys to group
     *
     * @return array Result array where rows are grouped together by indexes values.
     */
    public static function groupBy(array $array, array $indexes, bool $includeEmpty = false): array
    {
        if ($indexes === []) {
            return $array;
        }

        $result = [];

        foreach ($array as $row) {
            $result = self::arrayAttachIndexedValue($result, $row, $indexes, $includeEmpty);
        }

        return $result;
    }

    /**
     * Recursively attach $row to the $indexes path of values found by
     * `dot_array_search()`.
     *
     * @used-by groupBy()
     */
    private static function arrayAttachIndexedValue(
        array $result,
        array $row,
        array $indexes,
        bool $includeEmpty,
    ): array {
        if (($index = array_shift($indexes)) === null) {
            $result[] = $row;

            return $result;
        }

        $value = dot_array_search($index, $row);

        if (! is_scalar($value)) {
            $value = '';
        }

        if (is_bool($value)) {
            $value = (int) $value;
        }

        if (! $includeEmpty && $value === '') {
            return $result;
        }

        if (! array_key_exists($value, $result)) {
            $result[$value] = [];
        }

        $result[$value] = self::arrayAttachIndexedValue($result[$value], $row, $indexes, $includeEmpty);

        return $result;
    }

    /**
     * Compare recursively two associative arrays and return difference as new array.
     * Returns keys that exist in `$original` but not in `$compareWith`.
     */
    public static function recursiveDiff(array $original, array $compareWith): array
    {
        $difference = [];

        if ($original === []) {
            return [];
        }

        if ($compareWith === []) {
            return $original;
        }

        foreach ($original as $originalKey => $originalValue) {
            if ($originalValue === []) {
                continue;
            }

            if (is_array($originalValue)) {
                $diffArrays = [];

                if (isset($compareWith[$originalKey]) && is_array($compareWith[$originalKey])) {
                    $diffArrays = self::recursiveDiff($originalValue, $compareWith[$originalKey]);
                } else {
                    $difference[$originalKey] = $originalValue;
                }

                if ($diffArrays !== []) {
                    $difference[$originalKey] = $diffArrays;
                }
            } elseif (is_string($originalValue) && ! array_key_exists($originalKey, $compareWith)) {
                $difference[$originalKey] = $originalValue;
            }
        }

        return $difference;
    }

    /**
     * Recursively count all keys.
     */
    public static function recursiveCount(array $array, int $counter = 0): int
    {
        foreach ($array as $value) {
            if (is_array($value)) {
                $counter = self::recursiveCount($value, $counter);
            }

            $counter++;
        }

        return $counter;
    }

    /**
     * Sorts array values in natural order
     * If the value is an array, you need to specify the $sortByIndex of the key to sort
     *
     * @param list<int|list<int|string>|string> $array
     * @param int|string|null                   $sortByIndex
     */
    public static function sortValuesByNatural(array &$array, $sortByIndex = null): bool
    {
        return usort($array, static function ($currentValue, $nextValue) use ($sortByIndex): int {
            if ($sortByIndex !== null) {
                return strnatcmp((string) $currentValue[$sortByIndex], (string) $nextValue[$sortByIndex]);
            }

            return strnatcmp((string) $currentValue, (string) $nextValue);
        });
    }

    /**
     * Throws exception for invalid wildcard patterns.
     */
    private static function ensureValidWildcardPattern(string $index, bool $allowTrailingWildcard = false): void
    {
        if ((! $allowTrailingWildcard && str_ends_with($index, '*')) || str_contains($index, '*.*')) {
            throw new InvalidArgumentException(
                'You must set key right after "*". Invalid index: "' . $index . '"',
            );
        }
    }

    /**
     * Set value recursively by dot path, including wildcard support.
     *
     * @param array<array-key, mixed> $array
     * @param list<string>            $indexes
     */
    private static function setByDotPath(array &$array, array $indexes, mixed $value): void
    {
        if ($indexes === []) {
            return;
        }

        $currentIndex = array_shift($indexes);

        if ($currentIndex === '*') {
            foreach ($array as &$item) {
                if (! is_array($item)) {
                    continue;
                }

                self::setByDotPath($item, $indexes, $value);
            }
            unset($item);

            return;
        }

        if ($indexes === []) {
            $array[$currentIndex] = $value;

            return;
        }

        if (! isset($array[$currentIndex]) || ! is_array($array[$currentIndex])) {
            $array[$currentIndex] = [];
        }

        self::setByDotPath($array[$currentIndex], $indexes, $value);
    }

    /**
     * Unset value recursively by dot path, including wildcard support.
     *
     * @param array<array-key, mixed> $array
     * @param list<string>            $indexes
     */
    private static function unsetByDotPath(array &$array, array $indexes): int
    {
        if ($indexes === []) {
            return 0;
        }

        $currentIndex = array_shift($indexes);

        if ($currentIndex === '*') {
            $removed = 0;

            foreach ($array as &$item) {
                if (! is_array($item)) {
                    continue;
                }

                $removed += self::unsetByDotPath($item, $indexes);
            }
            unset($item);

            return $removed;
        }

        if ($indexes === []) {
            if (! array_key_exists($currentIndex, $array)) {
                return 0;
            }

            unset($array[$currentIndex]);

            return 1;
        }

        if (! isset($array[$currentIndex]) || ! is_array($array[$currentIndex])) {
            return 0;
        }

        return self::unsetByDotPath($array[$currentIndex], $indexes);
    }

    /**
     * Clears all children under the specified path.
     *
     * @param array<array-key, mixed> $array
     * @param list<string>            $indexes
     */
    private static function clearByDotPath(array &$array, array $indexes): int
    {
        if ($indexes === []) {
            $count = count($array);
            $array = [];

            return $count;
        }

        $currentIndex = array_shift($indexes);

        if ($currentIndex === '*') {
            $cleared = 0;

            foreach ($array as &$item) {
                if (! is_array($item)) {
                    continue;
                }

                $cleared += self::clearByDotPath($item, $indexes);
            }
            unset($item);

            return $cleared;
        }

        if (! array_key_exists($currentIndex, $array) || ! is_array($array[$currentIndex])) {
            return 0;
        }

        return self::clearByDotPath($array[$currentIndex], $indexes);
    }

    /**
     * Projects matching paths from source array into result with preserved structure.
     *
     * @param list<string>            $indexes
     * @param list<string>            $prefix
     * @param array<array-key, mixed> $result
     */
    private static function projectByDotPath(
        mixed $source,
        array $indexes,
        array &$result,
        array $prefix = [],
    ): void {
        if ($indexes === []) {
            self::setByDotPath($result, $prefix, $source);

            return;
        }

        $currentIndex = array_shift($indexes);

        if ($currentIndex === '*') {
            if (! is_array($source)) {
                return;
            }

            foreach ($source as $key => $value) {
                self::projectByDotPath($value, $indexes, $result, [...$prefix, (string) $key]);
            }

            return;
        }

        if (! is_array($source) || ! array_key_exists($currentIndex, $source)) {
            return;
        }

        self::projectByDotPath($source[$currentIndex], $indexes, $result, [...$prefix, $currentIndex]);
    }
}

1	<?php
2
3	declare(strict_types=1);
4
5	/**
6	* This file is part of CodeIgniter 4 framework.
7	*
8	* (c) CodeIgniter Foundation <admin@codeigniter.com>
9	*
10	* For the full copyright and license information, please view
11	* the LICENSE file that was distributed with this source code.
12	*/
13
14	namespace CodeIgniter\Helpers\Array;
15
16	use CodeIgniter\Exceptions\InvalidArgumentException;
17
18	/**
19	* @internal This is internal implementation for the framework.
20	*
21	* If there are any methods that should be provided, make them
22	* public APIs via helper functions.
23	*
24	* @see \CodeIgniter\Helpers\Array\ArrayHelperDotHasTest
25	* @see \CodeIgniter\Helpers\Array\ArrayHelperDotModifyTest
26	* @see \CodeIgniter\Helpers\Array\ArrayHelperRecursiveDiffTest
27	* @see \CodeIgniter\Helpers\Array\ArrayHelperSortValuesByNaturalTest
28	*/
29	final class ArrayHelper
30	{
31	/**
32	* Searches an array through dot syntax. Supports wildcard searches,
33	* like `foo.*.bar`.
34	*
35	* @used-by dot_array_search()
36	*
37	* @param string $index The index as dot array syntax.
38	*
39	* @return array\|bool\|int\|object\|string\|null
40	*/
41	public static function dotSearch(string $index, array $array)
42	{
43	return self::arraySearchDot(self::convertToArray($index), $array);	1,609✔
44	}
45
46	/**
47	* @param string $index The index as dot array syntax.
48	*
49	* @return list<string> The index as an array.
50	*/
51	private static function convertToArray(string $index): array
52	{
53	$trimmed = rtrim($index, '* ');	1,666✔
54
55	if ($trimmed === '') {	1,666✔
56	return [];	10✔
57	}
58
59	// Fast path: no escaped dots, skip the regex entirely.
60	if (! str_contains($trimmed, '\\.')) {	1,657✔
61	return array_values(array_filter(	1,649✔
62	explode('.', $trimmed),	1,649✔
63	static fn ($s): bool => $s !== '',	1,649✔
64	));	1,649✔
65	}
66
67	// See https://regex101.com/r/44Ipql/1
68	$segments = preg_split('/(?<!\\\\)\./', $trimmed, 0, PREG_SPLIT_NO_EMPTY);	8✔
69
70	return array_map(	8✔
71	static fn ($key): string => str_replace('\.', '.', $key),	8✔
72	$segments,	8✔
73	);	8✔
74	}
75
76	/**
77	* Recursively search the array with wildcards.
78	*
79	* @used-by dotSearch()
80	*
81	* @return array\|bool\|float\|int\|object\|string\|null
82	*/
83	private static function arraySearchDot(array $indexes, array $array)
84	{
85	// If index is empty, returns null.
86	if ($indexes === []) {	1,609✔
87	return null;	9✔
88	}
89
90	// Grab the current index
91	$currentIndex = array_shift($indexes);	1,600✔
92
93	if (! isset($array[$currentIndex]) && $currentIndex !== '*') {	1,600✔
94	return null;	254✔
95	}
96
97	// Handle Wildcard (*)
98	if ($currentIndex === '*') {	1,390✔
99	$answer = [];	9✔
100
101	foreach ($array as $value) {	9✔
102	if (! is_array($value)) {	9✔
103	return null;	1✔
104	}
105
106	$answer[] = self::arraySearchDot($indexes, $value);	8✔
107	}
108
109	$answer = array_filter($answer, static fn ($value): bool => $value !== null);	8✔
110
111	if ($answer !== []) {	8✔
112	// If array only has one element, we return that element for BC.
113	return count($answer) === 1 ? current($answer) : $answer;	7✔
114	}
115
116	return null;	1✔
117	}
118
119	// If this is the last index, make sure to return it now,
120	// and not try to recurse through things.
121	if ($indexes === []) {	1,390✔
122	return $array[$currentIndex];	1,377✔
123	}
124
125	// Do we need to recursively search this value?
126	if (is_array($array[$currentIndex]) && $array[$currentIndex] !== []) {	58✔
127	return self::arraySearchDot($indexes, $array[$currentIndex]);	55✔
128	}
129
130	// Otherwise, not found.
131	return null;	6✔
132	}
133
134	/**
135	* array_key_exists() with dot array syntax.
136	*
137	* If wildcard `*` is used, all items for the key after it must have the key.
138	*
139	* @param array<array-key, mixed> $array
140	*/
141	public static function dotHas(string $index, array $array): bool
142	{
143	self::ensureValidWildcardPattern($index);	41✔
144
145	$indexes = self::convertToArray($index);	38✔
146
147	if ($indexes === []) {	38✔
148	return false;	1✔
149	}
150
151	return self::hasByDotPath($array, $indexes);	38✔
152	}
153
154	/**
155	* Recursively check key existence by dot path, including wildcard support.
156	*
157	* @param array<array-key, mixed> $array
158	* @param list<string> $indexes
159	*/
160	private static function hasByDotPath(array $array, array $indexes): bool
161	{
162	if ($indexes === []) {	38✔
NEW 163	return true;	×
164	}
165
166	$currentIndex = array_shift($indexes);	38✔
167
168	if ($currentIndex === '*') {	38✔
169	foreach ($array as $item) {	11✔
170	if (! is_array($item) \|\| ! self::hasByDotPath($item, $indexes)) {	11✔
171	return false;	8✔
172	}
173	}
174
175	return true;	6✔
176	}
177
178	if (! array_key_exists($currentIndex, $array)) {	38✔
179	return false;	19✔
180	}
181
182	if ($indexes === []) {	34✔
183	return true;	28✔
184	}
185
186	if (! is_array($array[$currentIndex])) {	34✔
NEW 187	return false;	×
188	}
189
190	return self::hasByDotPath($array[$currentIndex], $indexes);	34✔
191	}
192
193	/**
194	* Sets a value by dot array syntax.
195	*
196	* @param array<array-key, mixed> $array
197	*/
198	public static function dotSet(array &$array, string $index, mixed $value): void
199	{
200	self::ensureValidWildcardPattern($index);	11✔
201
202	$indexes = self::convertToArray($index);	9✔
203
204	if ($indexes === []) {	9✔
NEW 205	return;	×
206	}
207
208	self::setByDotPath($array, $indexes, $value);	9✔
209	}
210
211	/**
212	* Removes a value by dot array syntax.
213	*
214	* @param array<array-key, mixed> $array
215	*/
216	public static function dotUnset(array &$array, string $index): bool
217	{
218	self::ensureValidWildcardPattern($index, true);	14✔
219
220	if ($index === '*') {	12✔
221	return self::clearByDotPath($array, []) > 0;	1✔
222	}
223
224	$indexes = self::convertToArray($index);	11✔
225
226	if ($indexes === []) {	11✔
NEW 227	return false;	×
228	}
229
230	if (str_ends_with($index, '*')) {	11✔
231	return self::clearByDotPath($array, $indexes) > 0;	2✔
232	}
233
234	return self::unsetByDotPath($array, $indexes) > 0;	9✔
235	}
236
237	/**
238	* Gets only the specified keys using dot syntax.
239	*
240	* @param array<array-key, mixed> $array
241	* @param list<string>\|string $indexes
242	*
243	* @return array<array-key, mixed>
244	*/
245	public static function dotOnly(array $array, array\|string $indexes): array
246	{
247	$indexes = is_string($indexes) ? [$indexes] : $indexes;	9✔
248	$result = [];	9✔
249
250	foreach ($indexes as $index) {	9✔
251	self::ensureValidWildcardPattern($index, true);	9✔
252
253	if ($index === '*') {	9✔
254	$result = [...$result, ...$array];	1✔
255
256	continue;	1✔
257	}
258
259	$segments = self::convertToArray($index);	8✔
260	if ($segments === []) {	8✔
UNCOV 261	continue;	×
262	}
263
264	self::projectByDotPath($array, $segments, $result);	8✔
265	}
266
267	return $result;	9✔
268	}
269
270	/**
271	* Gets all keys except the specified ones using dot syntax.
272	*
273	* @param array<array-key, mixed> $array
274	* @param list<string>\|string $indexes
275	*
276	* @return array<array-key, mixed>
277	*/
278	public static function dotExcept(array $array, array\|string $indexes): array
279	{
280	$indexes = is_string($indexes) ? [$indexes] : $indexes;	8✔
281	$result = $array;	8✔
282
283	foreach ($indexes as $index) {	8✔
284	self::ensureValidWildcardPattern($index, true);	8✔
285
286	if ($index === '*') {	8✔
287	$result = [];	1✔
288
289	continue;	1✔
290	}
291
292	if (str_ends_with($index, '*')) {	7✔
293	$segments = self::convertToArray($index);	2✔
294	self::clearByDotPath($result, $segments);	2✔
295
296	continue;	2✔
297	}
298
299	$segments = self::convertToArray($index);	5✔
300	if ($segments !== []) {	5✔
301	self::unsetByDotPath($result, $segments);	5✔
302	}
303	}
304
305	return $result;	8✔
306	}
307
308	/**
309	* Groups all rows by their index values. Result's depth equals number of indexes
310	*
311	* @used-by array_group_by()
312	*
313	* @param array $array Data array (i.e. from query result)
314	* @param array $indexes Indexes to group by. Dot syntax used. Returns $array if empty
315	* @param bool $includeEmpty If true, null and '' are also added as valid keys to group
316	*
317	* @return array Result array where rows are grouped together by indexes values.
318	*/
319	public static function groupBy(array $array, array $indexes, bool $includeEmpty = false): array
320	{
321	if ($indexes === []) {	6✔
322	return $array;	×
323	}
324
325	$result = [];	6✔
326
327	foreach ($array as $row) {	6✔
328	$result = self::arrayAttachIndexedValue($result, $row, $indexes, $includeEmpty);	6✔
329	}
330
331	return $result;	6✔
332	}
333
334	/**
335	* Recursively attach $row to the $indexes path of values found by
336	* `dot_array_search()`.
337	*
338	* @used-by groupBy()
339	*/
340	private static function arrayAttachIndexedValue(
341	array $result,
342	array $row,
343	array $indexes,
344	bool $includeEmpty,
345	): array {
346	if (($index = array_shift($indexes)) === null) {	6✔
347	$result[] = $row;	6✔
348
349	return $result;	6✔
350	}
351
352	$value = dot_array_search($index, $row);	6✔
353
354	if (! is_scalar($value)) {	6✔
355	$value = '';	6✔
356	}
357
358	if (is_bool($value)) {	6✔
359	$value = (int) $value;	×
360	}
361
362	if (! $includeEmpty && $value === '') {	6✔
363	return $result;	3✔
364	}
365
366	if (! array_key_exists($value, $result)) {	6✔
367	$result[$value] = [];	6✔
368	}
369
370	$result[$value] = self::arrayAttachIndexedValue($result[$value], $row, $indexes, $includeEmpty);	6✔
371
372	return $result;	6✔
373	}
374
375	/**
376	* Compare recursively two associative arrays and return difference as new array.
377	* Returns keys that exist in `$original` but not in `$compareWith`.
378	*/
379	public static function recursiveDiff(array $original, array $compareWith): array
380	{
381	$difference = [];	12✔
382
383	if ($original === []) {	12✔
384	return [];	1✔
385	}
386
387	if ($compareWith === []) {	11✔
388	return $original;	6✔
389	}
390
391	foreach ($original as $originalKey => $originalValue) {	5✔
392	if ($originalValue === []) {	5✔
393	continue;	4✔
394	}
395
396	if (is_array($originalValue)) {	5✔
397	$diffArrays = [];	5✔
398
399	if (isset($compareWith[$originalKey]) && is_array($compareWith[$originalKey])) {	5✔
400	$diffArrays = self::recursiveDiff($originalValue, $compareWith[$originalKey]);	4✔
401	} else {
402	$difference[$originalKey] = $originalValue;	2✔
403	}
404
405	if ($diffArrays !== []) {	5✔
406	$difference[$originalKey] = $diffArrays;	1✔
407	}
408	} elseif (is_string($originalValue) && ! array_key_exists($originalKey, $compareWith)) {	4✔
409	$difference[$originalKey] = $originalValue;	1✔
410	}
411	}
412
413	return $difference;	5✔
414	}
415
416	/**
417	* Recursively count all keys.
418	*/
419	public static function recursiveCount(array $array, int $counter = 0): int
420	{
421	foreach ($array as $value) {	8✔
422	if (is_array($value)) {	8✔
423	$counter = self::recursiveCount($value, $counter);	7✔
424	}
425
426	$counter++;	8✔
427	}
428
429	return $counter;	8✔
430	}
431
432	/**
433	* Sorts array values in natural order
434	* If the value is an array, you need to specify the $sortByIndex of the key to sort
435	*
436	* @param list<int\|list<int\|string>\|string> $array
437	* @param int\|string\|null $sortByIndex
438	*/
439	public static function sortValuesByNatural(array &$array, $sortByIndex = null): bool
440	{
441	return usort($array, static function ($currentValue, $nextValue) use ($sortByIndex): int {	3✔
442	if ($sortByIndex !== null) {	3✔
443	return strnatcmp((string) $currentValue[$sortByIndex], (string) $nextValue[$sortByIndex]);	2✔
444	}
445
446	return strnatcmp((string) $currentValue, (string) $nextValue);	1✔
447	});	3✔
448	}
449
450	/**
451	* Throws exception for invalid wildcard patterns.
452	*/
453	private static function ensureValidWildcardPattern(string $index, bool $allowTrailingWildcard = false): void
454	{
455	if ((! $allowTrailingWildcard && str_ends_with($index, '')) \|\| str_contains($index, '.*')) {	75✔
456	throw new InvalidArgumentException(	7✔
457	'You must set key right after "*". Invalid index: "' . $index . '"',	7✔
458	);	7✔
459	}
460	}
461
462	/**
463	* Set value recursively by dot path, including wildcard support.
464	*
465	* @param array<array-key, mixed> $array
466	* @param list<string> $indexes
467	*/
468	private static function setByDotPath(array &$array, array $indexes, mixed $value): void
469	{
470	if ($indexes === []) {	17✔
NEW 471	return;	×
472	}
473
474	$currentIndex = array_shift($indexes);	17✔
475
476	if ($currentIndex === '*') {	17✔
477	foreach ($array as &$item) {	3✔
478	if (! is_array($item)) {	3✔
479	continue;	1✔
480	}
481
482	self::setByDotPath($item, $indexes, $value);	3✔
483	}
484	unset($item);	3✔
485
486	return;	3✔
487	}
488
489	if ($indexes === []) {	17✔
490	$array[$currentIndex] = $value;	17✔
491
492	return;	17✔
493	}
494
495	if (! isset($array[$currentIndex]) \|\| ! is_array($array[$currentIndex])) {	15✔
496	$array[$currentIndex] = [];	9✔
497	}
498
499	self::setByDotPath($array[$currentIndex], $indexes, $value);	15✔
500	}
501
502	/**
503	* Unset value recursively by dot path, including wildcard support.
504	*
505	* @param array<array-key, mixed> $array
506	* @param list<string> $indexes
507	*/
508	private static function unsetByDotPath(array &$array, array $indexes): int
509	{
510	if ($indexes === []) {	14✔
NEW 511	return 0;	×
512	}
513
514	$currentIndex = array_shift($indexes);	14✔
515
516	if ($currentIndex === '*') {	14✔
517	$removed = 0;	4✔
518
519	foreach ($array as &$item) {	4✔
520	if (! is_array($item)) {	4✔
NEW 521	continue;	×
522	}
523
524	$removed += self::unsetByDotPath($item, $indexes);	4✔
525	}
526	unset($item);	4✔
527
528	return $removed;	4✔
529	}
530
531	if ($indexes === []) {	14✔
532	if (! array_key_exists($currentIndex, $array)) {	13✔
533	return 0;	1✔
534	}
535
536	unset($array[$currentIndex]);	12✔
537
538	return 1;	12✔
539	}
540
541	if (! isset($array[$currentIndex]) \|\| ! is_array($array[$currentIndex])) {	14✔
542	return 0;	1✔
543	}
544
545	return self::unsetByDotPath($array[$currentIndex], $indexes);	14✔
546	}
547
548	/**
549	* Clears all children under the specified path.
550	*
551	* @param array<array-key, mixed> $array
552	* @param list<string> $indexes
553	*/
554	private static function clearByDotPath(array &$array, array $indexes): int
555	{
556	if ($indexes === []) {	5✔
557	$count = count($array);	5✔
558	$array = [];	5✔
559
560	return $count;	5✔
561	}
562
563	$currentIndex = array_shift($indexes);	4✔
564
565	if ($currentIndex === '*') {	4✔
NEW 566	$cleared = 0;	×
567
NEW 568	foreach ($array as &$item) {	×
NEW 569	if (! is_array($item)) {	×
NEW 570	continue;	×
571	}
572
NEW 573	$cleared += self::clearByDotPath($item, $indexes);	×
574	}
NEW 575	unset($item);	×
576
NEW 577	return $cleared;	×
578	}
579
580	if (! array_key_exists($currentIndex, $array) \|\| ! is_array($array[$currentIndex])) {	4✔
NEW 581	return 0;	×
582	}
583
584	return self::clearByDotPath($array[$currentIndex], $indexes);	4✔
585	}
586
587	/**
588	* Projects matching paths from source array into result with preserved structure.
589	*
590	* @param list<string> $indexes
591	* @param list<string> $prefix
592	* @param array<array-key, mixed> $result
593	*/
594	private static function projectByDotPath(
595	mixed $source,
596	array $indexes,
597	array &$result,
598	array $prefix = [],
599	): void {
600	if ($indexes === []) {	8✔
601	self::setByDotPath($result, $prefix, $source);	8✔
602
603	return;	8✔
604	}
605
606	$currentIndex = array_shift($indexes);	8✔
607
608	if ($currentIndex === '*') {	8✔
609	if (! is_array($source)) {	1✔
NEW 610	return;	×
611	}
612
613	foreach ($source as $key => $value) {	1✔
614	self::projectByDotPath($value, $indexes, $result, [...$prefix, (string) $key]);	1✔
615	}
616
617	return;	1✔
618	}
619
620	if (! is_array($source) \|\| ! array_key_exists($currentIndex, $source)) {	8✔
NEW 621	return;	×
622	}
623
624	self::projectByDotPath($source[$currentIndex], $indexes, $result, [...$prefix, $currentIndex]);	8✔
625	}
626	}

codeigniter4 / CodeIgniter4 / 22321291815

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