Middleware
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ResourceTemplate
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Testing
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Transport
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AgentHeader.php
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ApiException.php
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ApiStatus.php
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ArrayTrait.php
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BidiStream.php
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Call.php
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ClientStream.php
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CredentialsWrapper.php
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FixedSizeCollection.php
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GPBLabel.php
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GPBType.php
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GapicClientTrait.php
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GrpcSupportTrait.php
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PageStreamingDescriptor.php
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PagedListResponse.php
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PathTemplate.php
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PollingTrait.php
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RequestBuilder.php
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RequestParamsHeaderDescriptor.php
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RetrySettings.php
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ServerStream.php
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ServerStreamingCallInterface.php
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ServiceAddressTrait.php
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UriTrait.php
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ValidationException.php
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ValidationTrait.php
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Version.php
3 years ago
ArrayTrait.php
131 lines
| 1 | <?php |
| 2 | /* |
| 3 | * Copyright 2018 Google LLC |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
| 16 | * * Neither the name of Google Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived from |
| 18 | * this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 24 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | namespace Google\ApiCore; |
| 34 | |
| 35 | /** |
| 36 | * Provides basic array helper methods. |
| 37 | * |
| 38 | * @internal |
| 39 | */ |
| 40 | trait ArrayTrait |
| 41 | { |
| 42 | /** |
| 43 | * Pluck a value out of an array. |
| 44 | * |
| 45 | * @param string $key |
| 46 | * @param array $arr |
| 47 | * @param bool $isRequired |
| 48 | * @return mixed|null |
| 49 | * @throws \InvalidArgumentException |
| 50 | */ |
| 51 | private function pluck(string $key, array &$arr, bool $isRequired = true) |
| 52 | { |
| 53 | if (!array_key_exists($key, $arr)) { |
| 54 | if ($isRequired) { |
| 55 | throw new \InvalidArgumentException( |
| 56 | "Key $key does not exist in the provided array." |
| 57 | ); |
| 58 | } |
| 59 | |
| 60 | return null; |
| 61 | } |
| 62 | |
| 63 | $value = $arr[$key]; |
| 64 | unset($arr[$key]); |
| 65 | return $value; |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * Pluck a subset of an array. |
| 70 | * |
| 71 | * @param array $keys |
| 72 | * @param array $arr |
| 73 | * @return array |
| 74 | */ |
| 75 | private function pluckArray(array $keys, array &$arr) |
| 76 | { |
| 77 | $values = []; |
| 78 | |
| 79 | foreach ($keys as $key) { |
| 80 | if (array_key_exists($key, $arr)) { |
| 81 | $values[$key] = $this->pluck($key, $arr, false); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | return $values; |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * Determine whether given array is associative. |
| 90 | * |
| 91 | * @param array $arr |
| 92 | * @return bool |
| 93 | */ |
| 94 | private function isAssoc(array $arr) |
| 95 | { |
| 96 | return array_keys($arr) !== range(0, count($arr) - 1); |
| 97 | } |
| 98 | |
| 99 | /** |
| 100 | * Just like array_filter(), but preserves falsey values except null. |
| 101 | * |
| 102 | * @param array $arr |
| 103 | * @return array |
| 104 | */ |
| 105 | private function arrayFilterRemoveNull(array $arr) |
| 106 | { |
| 107 | return array_filter($arr, function ($element) { |
| 108 | if (!is_null($element)) { |
| 109 | return true; |
| 110 | } |
| 111 | |
| 112 | return false; |
| 113 | }); |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * Return a subset of an array, like pluckArray, without modifying the original array. |
| 118 | * |
| 119 | * @param array $keys |
| 120 | * @param array $arr |
| 121 | * @return array |
| 122 | */ |
| 123 | private function subsetArray(array $keys, array $arr) |
| 124 | { |
| 125 | return array_intersect_key( |
| 126 | $arr, |
| 127 | array_flip($keys) |
| 128 | ); |
| 129 | } |
| 130 | } |
| 131 |