1 | <?php |
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2 | /** |
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3 | * This file is part of the O2System Framework package. |
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4 | * |
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5 | * For the full copyright and license information, please view the LICENSE |
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6 | * file that was distributed with this source code. |
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7 | * |
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8 | * @author Steeve Andrian Salim |
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9 | * @copyright Copyright (c) Steeve Andrian Salim |
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10 | */ |
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11 | |||||
12 | // ------------------------------------------------------------------------ |
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13 | |||||
14 | namespace O2System\Spl\DataStructures\Traits; |
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15 | |||||
16 | // ------------------------------------------------------------------------ |
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17 | |||||
18 | use O2System\Spl\DataStructures\SplArrayObject; |
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19 | |||||
20 | /** |
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21 | * Trait ArrayFunctionsTrait |
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22 | * |
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23 | * Add re-usable SplArray Classes manipulations. |
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24 | * |
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25 | * @package O2System\Spl\Traits |
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26 | */ |
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27 | trait ArrayFunctionsTrait |
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28 | { |
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29 | /** |
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30 | * ArrayFunctionsTrait::getCombine |
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31 | * |
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32 | * Creates an SplArrayObject by giving keys of the array copy. |
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33 | * |
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34 | * @see http://php.net/manual/en/function.array-combine.php |
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35 | * |
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36 | * @param array $keys Array of keys to be used. Illegal values for key will be converted to string. |
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37 | * |
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38 | * @return SplArrayObject |
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39 | */ |
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40 | public function getCombine(array $keys) |
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41 | { |
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42 | $arrayCombine = array_combine($keys, $this->getArrayCopy()); |
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0 ignored issues
–
show
Bug
introduced
by
![]() |
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43 | |||||
44 | return new SplArrayObject($arrayCombine); |
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0 ignored issues
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show
It seems like
$arrayCombine can also be of type false ; however, parameter $array of O2System\Spl\DataStructu...ayObject::__construct() does only seem to accept array , maybe add an additional type check?
(
Ignorable by Annotation
)
If this is a false-positive, you can also ignore this issue in your code via the
![]() |
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45 | } |
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46 | |||||
47 | // ------------------------------------------------------------------------ |
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48 | |||||
49 | /** |
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50 | * ArrayFunctionsTrait::getKeys |
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51 | * |
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52 | * Return all the keys or a subset of the array copy. |
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53 | * |
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54 | * @see http://php.net/manual/en/function.array-keys.php |
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55 | * |
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56 | * @param mixed $searchValue If specified, then only keys containing these values are returned. |
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57 | * @param bool $strict Determines if strict comparison (===) should be used during the search. |
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58 | * |
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59 | * @return array Returns an array of all the keys of the array copy. |
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60 | */ |
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61 | public function getKeys($searchValue = null, $strict = false) |
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62 | { |
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63 | if (isset($searchValue)) { |
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64 | return array_keys($this->getArrayCopy(), $searchValue, $strict); |
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65 | } |
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66 | |||||
67 | return array_keys($this->getArrayCopy()); |
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68 | } |
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69 | |||||
70 | // ------------------------------------------------------------------------ |
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71 | |||||
72 | /** |
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73 | * ArrayFunctionsTrait::getValues |
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74 | * |
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75 | * Return all the values of the array copy |
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76 | * |
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77 | * @see http://php.net/manual/en/function.array-values.php |
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78 | * |
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79 | * @return array Returns an indexed array of values. |
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80 | */ |
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81 | public function getValues() |
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82 | { |
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83 | return array_values($this->getArrayCopy()); |
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84 | } |
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85 | |||||
86 | // ------------------------------------------------------------------------ |
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87 | |||||
88 | /** |
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89 | * ArrayFunctionsTrait::getSlice |
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90 | * |
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91 | * Return sliced array of storage array. |
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92 | * |
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93 | * @see http://php.net/manual/en/function.array-slice.php |
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94 | * |
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95 | * @param int $offset If offset is non-negative, the sequence will start at that offset in the array. If |
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96 | * offset is negative, the sequence will start that far from the end of the array. |
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97 | * |
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98 | * @param int $length If length is given and is positive, then the sequence will have up to that many |
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99 | * elements in it. If the array is shorter than the length, then only the available array |
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100 | * elements will be present. If length is given and is negative then the sequence will |
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101 | * stop that many elements from the end of the array. If it is omitted, then the sequence |
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102 | * will have everything from offset up until the end of the array. |
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103 | * |
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104 | * @param bool $preserveKeys Note that array_slice() will reorder and reset the numeric array indices by default. |
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105 | * You can change this behaviour by setting preserve_keys to TRUE. |
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106 | * |
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107 | * @return array Returns the slice. If the offset is larger than the size of the array then returns an empty array. |
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108 | */ |
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109 | public function getSlice($offset = 0, $length = null, $preserveKeys = false) |
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110 | { |
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111 | return array_slice($this->getArrayCopy(), $offset, $length, $preserveKeys); |
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112 | } |
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113 | |||||
114 | // ------------------------------------------------------------------------ |
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115 | |||||
116 | /** |
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117 | * ArrayFunctionsTrait::getSlices |
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118 | * |
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119 | * Extract the slices of the array copy. |
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120 | * |
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121 | * @see http://php.net/manual/en/function.array-slice.php |
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122 | * |
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123 | * @param array $lengths Array of lengths |
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124 | * |
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125 | * @param bool $preserveKeys Note that array_slice() will reorder and reset the numeric array indices by default. |
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126 | * You can change this behaviour by setting preserve_keys to TRUE. |
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127 | * |
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128 | * @return array Returns the slices. If the offset is larger than the size of the array then returns an empty array. |
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129 | */ |
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130 | public function getSlices(array $lengths, $preserveKeys = false) |
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131 | { |
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132 | $arraySlices = []; |
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133 | |||||
134 | foreach ($lengths as $key => $length) { |
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135 | $arraySlices[ $key ] = array_slice($this->getArrayCopy(), 0, $length, $preserveKeys); |
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136 | } |
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137 | |||||
138 | return $arraySlices; |
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139 | } |
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140 | |||||
141 | // ------------------------------------------------------------------------ |
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142 | |||||
143 | /** |
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144 | * ArrayFunctionsTrait::getChunk |
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145 | * |
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146 | * Return chunk array of the array copy. |
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147 | * |
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148 | * @see http://php.net/manual/en/function.array-chunk.php |
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149 | * |
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150 | * @param int $size The size of each chunk |
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151 | * @param bool $preserveKeys When set to TRUE keys will be preserved. Default is FALSE which will reindex the chunk |
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152 | * numerically |
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153 | * |
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154 | * @return array Returns a multidimensional numerically indexed array, starting with zero, with each dimension |
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155 | * containing size elements. |
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156 | */ |
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157 | public function getChunk($size, $preserveKeys = false) |
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158 | { |
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159 | return array_chunk($this->getArrayCopy(), $size, $preserveKeys); |
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160 | } |
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161 | |||||
162 | // ------------------------------------------------------------------------ |
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163 | |||||
164 | /** |
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165 | * ArrayFunctionsTrait::getChunks |
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166 | * |
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167 | * Return chunks array of the array copy. |
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168 | * |
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169 | * @see http://php.net/manual/en/function.array-chunk.php |
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170 | * |
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171 | * @param array $sizes Array list of sizes of each chunk |
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172 | * @param bool $preserveKeys When set to TRUE keys will be preserved. Default is FALSE which will reindex the |
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173 | * chunk numerically |
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174 | * |
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175 | * @return array Returns a multidimensional numerically indexed array, starting with zero, with each dimension |
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176 | * containing size elements. |
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177 | */ |
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178 | public function getChunks(array $sizes, $preserveKeys = false) |
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179 | { |
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180 | $arrayChunks = []; |
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181 | |||||
182 | $offset = 0; |
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183 | foreach ($sizes as $key => $limit) { |
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184 | $arrayChunks[ $key ] = array_slice($this->getArrayCopy(), $offset, $limit, $preserveKeys); |
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185 | $offset = $limit; |
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186 | } |
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187 | |||||
188 | return $arrayChunks; |
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189 | } |
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190 | |||||
191 | // ------------------------------------------------------------------------ |
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192 | |||||
193 | /** |
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194 | * ArrayFunctionsTrait::getShuffle |
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195 | * |
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196 | * Shuffle the array copy. |
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197 | * |
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198 | * @see http://php.net/manual/en/function.shuffle.php |
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199 | * |
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200 | * @return array Return shuffle array of the array copy. |
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201 | */ |
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202 | public function getShuffle() |
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203 | { |
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204 | $arrayCopy = $this->getArrayCopy(); |
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205 | shuffle($arrayCopy); |
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206 | |||||
207 | return $arrayCopy; |
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208 | } |
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209 | |||||
210 | // ------------------------------------------------------------------------ |
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211 | |||||
212 | /** |
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213 | * ArrayFunctionsTrait::getReverse |
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214 | * |
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215 | * Return the array copy with elements in reverse order. |
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216 | * |
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217 | * @param bool $preserveKey If set to TRUE numeric keys are preserved. Non-numeric keys are not affected by this |
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218 | * setting and will always be preserved. |
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219 | * |
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220 | * @return array Returns the reversed array. |
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221 | */ |
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222 | public function getReverse($preserveKey = false) |
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223 | { |
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224 | return array_reverse($this->getArrayCopy(), $preserveKey); |
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225 | } |
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226 | |||||
227 | // ------------------------------------------------------------------------ |
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228 | |||||
229 | /** |
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230 | * ArrayFunctionsTrait::getColumn |
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231 | * |
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232 | * Return the values from a single column of the array copy. |
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233 | * |
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234 | * @see http://php.net/manual/en/function.array-column.php |
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235 | * |
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236 | * @param mixed $columnKey The column of values to return. This value may be an integer key of the column you wish |
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237 | * to retrieve, or it may be a string key name for an associative array or property name. |
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238 | * It may also be NULL to return complete arrays or objects (this is useful together with |
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239 | * index_key to reindex the array). |
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240 | * @param mixed $indexKey The column to use as the index/keys for the returned array. This value may be the |
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241 | * integer key of the column, or it may be the string key name. |
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242 | * |
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243 | * @return array Returns an array of values representing a single column from the input array. |
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244 | */ |
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245 | public function getColumn($columnKey, $indexKey = null) |
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246 | { |
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247 | return array_column($this->getArrayCopy(), $columnKey, $indexKey); |
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248 | } |
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249 | |||||
250 | // ------------------------------------------------------------------------ |
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251 | |||||
252 | /** |
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253 | * ArrayFunctionsTrait::getFlip |
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254 | * |
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255 | * Exchanges all keys with their associated values of the array copy. |
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256 | * |
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257 | * @see http://php.net/manual/en/function.array-flip.php |
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258 | * |
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259 | * @return array Returns the flipped array on success and NULL on failure. |
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260 | */ |
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261 | public function getFlip() |
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262 | { |
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263 | return array_flip($this->getArrayCopy()); |
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264 | } |
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265 | |||||
266 | // ------------------------------------------------------------------------ |
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267 | |||||
268 | /** |
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269 | * ArrayFunctionsTrait::filter |
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270 | * |
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271 | * Filters elements of the array copy using a callback function. |
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272 | * |
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273 | * @see http://php.net/manual/en/function.array-filter.php |
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274 | * |
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275 | * @param callable $callback The callback function to use, if no callback is supplied, all entries of array equal |
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276 | * to FALSE (see converting to boolean) will be removed. |
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277 | * @param int $flag Flag determining what arguments are sent to callback. |
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278 | * |
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279 | * @return array Returns the filtered array. |
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280 | */ |
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281 | public function filter($callback, $flag = 0) |
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282 | { |
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283 | return array_filter($this->getArrayCopy(), $callback, $flag); |
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284 | } |
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285 | |||||
286 | // ------------------------------------------------------------------------ |
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287 | |||||
288 | /** |
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289 | * ArrayFunctionsTrait::getSum |
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290 | * |
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291 | * Calculate the sum of values of the array copy. |
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292 | * |
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293 | * @see http://php.net/manual/en/function.array-sum.php |
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294 | * |
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295 | * @return int|float Returns the sum of values as an integer or float. |
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296 | */ |
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297 | public function getSum() |
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298 | { |
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299 | return array_sum($this->getArrayCopy()); |
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300 | } |
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301 | |||||
302 | // ------------------------------------------------------------------------ |
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303 | |||||
304 | /** |
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305 | * ArrayFunctionsTrait::getCountValues |
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306 | * |
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307 | * Counts all the values of the array copy. |
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308 | * |
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309 | * @see http://php.net/manual/en/function.array-count-values.php |
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310 | * |
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311 | * @return array Returns an associative array of values from array as keys and their count as value. |
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312 | */ |
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313 | public function getCountValues() |
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314 | { |
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315 | return array_count_values($this->getArrayCopy()); |
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316 | } |
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317 | } |