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1 | <?php |
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2 | |||
3 | /* |
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4 | * This file is part of the ONGR package. |
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5 | * |
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6 | * (c) NFQ Technologies UAB <[email protected]> |
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7 | * |
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8 | * For the full copyright and license information, please view the LICENSE |
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9 | * file that was distributed with this source code. |
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10 | */ |
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11 | |||
12 | namespace ONGR\ElasticsearchDSL\Aggregation; |
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13 | |||
14 | use ONGR\ElasticsearchDSL\BuilderBag; |
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15 | use ONGR\ElasticsearchDSL\NameAwareTrait; |
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16 | use ONGR\ElasticsearchDSL\NamedBuilderInterface; |
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17 | use ONGR\ElasticsearchDSL\ParametersTrait; |
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18 | |||
19 | /** |
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20 | * AbstractAggregation class. |
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21 | */ |
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22 | abstract class AbstractAggregation implements NamedBuilderInterface |
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23 | { |
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24 | use ParametersTrait; |
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25 | use NameAwareTrait; |
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26 | |||
27 | /** |
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28 | * @var string |
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29 | */ |
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30 | private $field; |
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31 | |||
32 | /** |
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33 | * @var BuilderBag |
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34 | */ |
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35 | private $aggregations; |
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36 | |||
37 | /** |
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38 | * Abstract supportsNesting method. |
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39 | * |
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40 | * @return bool |
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41 | */ |
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42 | abstract protected function supportsNesting(); |
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43 | |||
44 | /** |
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45 | * @return array|\stdClass |
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46 | */ |
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47 | abstract protected function getArray(); |
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48 | |||
49 | /** |
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50 | * Inner aggregations container init. |
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51 | * |
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52 | * @param string $name |
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53 | */ |
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54 | public function __construct($name) |
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55 | { |
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56 | $this->setName($name); |
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57 | } |
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58 | |||
59 | /** |
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60 | * @param string $field |
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61 | */ |
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62 | public function setField($field) |
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63 | { |
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64 | $this->field = $field; |
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65 | } |
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66 | |||
67 | /** |
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68 | * @return string |
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69 | */ |
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70 | public function getField() |
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71 | { |
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72 | return $this->field; |
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73 | } |
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74 | |||
75 | /** |
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76 | * Adds a sub-aggregation. |
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77 | * |
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78 | * @param AbstractAggregation $abstractAggregation |
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79 | * |
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80 | * @return $this |
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81 | */ |
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82 | public function addAggregation(AbstractAggregation $abstractAggregation) |
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83 | { |
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84 | if (!$this->aggregations) { |
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85 | $this->aggregations = $this->createBuilderBag(); |
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86 | } |
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87 | |||
88 | $this->aggregations->add($abstractAggregation); |
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89 | |||
90 | return $this; |
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91 | } |
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92 | |||
93 | /** |
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94 | * Returns all sub aggregations. |
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95 | * |
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96 | * @return BuilderBag[]|NamedBuilderInterface[] |
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97 | */ |
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98 | public function getAggregations() |
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99 | { |
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100 | if ($this->aggregations) { |
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101 | return $this->aggregations->all(); |
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102 | } else { |
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103 | return []; |
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104 | } |
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105 | } |
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106 | |||
107 | /** |
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108 | * Returns sub aggregation. |
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109 | * @param string $name Aggregation name to return. |
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110 | * |
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111 | * @return AbstractAggregation|NamedBuilderInterface|null |
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112 | */ |
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113 | public function getAggregation($name) |
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114 | { |
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115 | if ($this->aggregations && $this->aggregations->has($name)) { |
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116 | return $this->aggregations->get($name); |
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117 | } else { |
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118 | return null; |
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119 | } |
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120 | } |
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121 | |||
122 | /** |
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123 | * {@inheritdoc} |
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124 | */ |
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125 | public function toArray() |
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126 | { |
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127 | $array = $this->getArray(); |
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128 | $result = [ |
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129 | $this->getType() => is_array($array) ? $this->processArray($array) : $array, |
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130 | ]; |
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131 | |||
132 | if ($this->supportsNesting()) { |
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133 | $nestedResult = $this->collectNestedAggregations(); |
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134 | |||
135 | if (!empty($nestedResult)) { |
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136 | $result['aggregations'] = $nestedResult; |
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137 | } |
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138 | } |
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139 | |||
140 | return $result; |
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141 | } |
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142 | |||
143 | /** |
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144 | * Process all nested aggregations. |
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145 | * |
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146 | * @return array |
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147 | */ |
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148 | protected function collectNestedAggregations() |
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149 | { |
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150 | $result = []; |
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151 | /** @var AbstractAggregation $aggregation */ |
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152 | foreach ($this->getAggregations() as $aggregation) { |
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153 | $result[$aggregation->getName()] = $aggregation->toArray(); |
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154 | } |
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155 | |||
156 | return $result; |
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157 | } |
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158 | |||
159 | /** |
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160 | * Creates BuilderBag new instance. |
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161 | * |
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162 | * @return BuilderBag |
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163 | */ |
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164 | private function createBuilderBag() |
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165 | { |
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166 | return new BuilderBag(); |
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167 | } |
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168 | } |
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169 |
It seems like the method you are trying to call exists only in some of the possible types.
Let’s take a look at an example:
Available Fixes
Add an additional type-check:
Only allow a single type to be passed if the variable comes from a parameter: