1 | <?php |
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2 | /** |
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3 | * Created by PhpStorm. |
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4 | * User: execut |
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5 | * Date: 10/4/16 |
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6 | * Time: 4:14 PM |
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7 | */ |
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8 | |||
9 | namespace execut\import\components\parser; |
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10 | |||
11 | |||
12 | use execut\import\components\parser\exception\MoreThanOne; |
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13 | use execut\import\components\parser\exception\NotFoundRecord; |
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14 | use execut\import\Query; |
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15 | use yii\base\Component; |
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16 | use yii\helpers\Json; |
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17 | |||
18 | class ModelsFinder extends Component |
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19 | { |
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20 | public $isCreateAlways = false; |
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21 | public $isUpdateAlways = false; |
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22 | public $isCreateNotExisted = false; |
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23 | public $attributes = null; |
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24 | static $cache = []; |
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25 | public $query = null; |
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26 | public $prepareQuery = null; |
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27 | public $advancedSearch = null; |
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28 | public $asArray = false; |
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29 | /** |
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30 | * @var Stack |
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31 | */ |
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32 | public $stack = null; |
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33 | |||
34 | protected function findModelFromCache() { |
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35 | if ($model = $this->getCache()) { |
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36 | return $model; |
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37 | } else { |
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38 | $model = new $this->query->modelClass; |
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39 | $this->setCache($model); |
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40 | } |
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41 | |||
42 | return $model; |
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43 | } |
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44 | |||
45 | public function getCache() { |
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46 | $key = $this->getCacheKey(false); |
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47 | $subKey = $this->getCacheKey(); |
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48 | if (isset(self::$cache[$key]) && isset(self::$cache[$key][$subKey])) { |
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49 | return self::$cache[$key][$subKey]; |
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50 | } |
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51 | } |
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52 | |||
53 | public function setCache($model, $subKey = null) { |
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54 | $key = $this->getCacheKey(false); |
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55 | if ($subKey === null) { |
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56 | $subKey = $this->getCacheKey(); |
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57 | } |
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58 | |||
59 | if (!isset(self::$cache[$key])) { |
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60 | self::$cache[$key] = []; |
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61 | } |
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62 | |||
63 | self::$cache[$key][$subKey] = $model; |
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64 | } |
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65 | |||
66 | public function findModelNew() { |
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67 | if (!isset(self::$cache[$this->getCacheKey(false)])) { |
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68 | $this->initCache(); |
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69 | } |
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70 | |||
71 | $result = new Result(); |
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72 | $model = $this->findModelFromCache(); |
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73 | $model->attributes = $this->getAttributesValues(); |
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74 | $result->addModel($model); |
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75 | |||
76 | return $result; |
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77 | } |
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78 | |||
79 | 6 | public function findModel() { |
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80 | 6 | $cacheKey = $this->getCacheKey(); |
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81 | 6 | if (isset(self::$cache[$cacheKey])) { |
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82 | return self::$cache[$cacheKey]; |
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83 | } |
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84 | |||
85 | 6 | if (count(self::$cache) > 10000) { |
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86 | echo 'clean(' . count(self::$cache) . ')'; |
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87 | self::$cache = array_splice(self::$cache, -3000); |
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88 | } |
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89 | |||
90 | 6 | $q = $this->query; |
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91 | 6 | $q = clone $q; |
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92 | 6 | $modelClass = $q->modelClass; |
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93 | 6 | $result = new Result(); |
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94 | 6 | $attributesValues = $this->getAttributesValues(); |
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95 | 6 | if ($this->isCreateAlways) { |
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96 | 2 | $model = new $modelClass; |
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97 | 2 | $result->addModel($model); |
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98 | } else { |
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99 | 4 | $attributeForSearch = $this->getAttributesForSearch(); |
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100 | 4 | if ($q instanceof Query) { |
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101 | 4 | $q->byImportAttributes($attributeForSearch); |
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102 | } else { |
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103 | $q->andWhere($attributeForSearch); |
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104 | } |
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105 | |||
106 | 4 | if ($this->prepareQuery !== null) { |
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107 | 1 | $callback = $this->prepareQuery; |
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108 | 1 | $q = $callback($q, $result, $this->stack); |
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109 | } |
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110 | |||
111 | 4 | if ($this->advancedSearch !== null) { |
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112 | $callback = $this->advancedSearch; |
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113 | $models = $callback($q, $result, $this->stack); |
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114 | } else { |
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115 | 4 | $models = $q->all(); |
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116 | } |
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117 | |||
118 | 4 | if (count($models) > 1) { |
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119 | 1 | $exception = new MoreThanOne(); |
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120 | 1 | $exception->modelClass = $modelClass; |
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121 | 1 | $exception->attributes = $attributesValues; |
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122 | |||
123 | 1 | throw $exception; |
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124 | } |
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125 | |||
126 | 3 | if (count($models) == 1) { |
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127 | 2 | $model = current($models); |
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128 | 2 | if ($this->isUpdateAlways) { |
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129 | $model->attributes = $attributesValues; |
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130 | } |
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131 | |||
132 | 2 | $result->addModel($model); |
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133 | |||
134 | 2 | return self::$cache[$cacheKey] = $result; |
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135 | 1 | } else if ($this->isCreateNotExisted) { |
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136 | $model = new $modelClass; |
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137 | $result->addModel($model); |
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138 | } else { |
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139 | 1 | $exception = new NotFoundRecord(); |
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140 | 1 | $exception->modelClass = $modelClass; |
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141 | 1 | $exception->attributes = $attributesValues; |
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142 | |||
143 | 1 | throw $exception; |
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144 | } |
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145 | } |
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146 | |||
147 | 2 | $model->attributes = $attributesValues; |
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148 | |||
149 | 2 | return self::$cache[$cacheKey] = $result; |
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150 | } |
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151 | |||
152 | /** |
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153 | * @return array |
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154 | */ |
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155 | 6 | protected function getAttributesForSearch(): array |
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156 | { |
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157 | 6 | $attributes = $this->getAttributes(); |
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158 | 6 | $attributeForSearch = []; |
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159 | 6 | foreach ($attributes as $attribute) { |
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160 | 6 | if ($attribute->isForSearchQuery) { |
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161 | 6 | $attributeForSearch[$attribute->key] = $attribute->value; |
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162 | } |
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163 | } |
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164 | 6 | return $attributeForSearch; |
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165 | } |
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166 | |||
167 | /** |
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168 | * @return array |
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169 | */ |
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170 | 6 | protected function getAttributesValues(): array |
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171 | { |
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172 | 6 | $attributesValues = []; |
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173 | 6 | $attributes = $this->getAttributes(); |
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174 | 6 | foreach ($attributes as $attribute) { |
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175 | 6 | $attributesValues[$attribute->key] = $attribute->value; |
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176 | } |
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177 | 6 | return $attributesValues; |
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178 | } |
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179 | |||
180 | /** |
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181 | * @param $row |
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182 | * @return array |
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183 | */ |
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184 | 6 | protected function getAttributes(): array |
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185 | { |
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186 | 6 | return $this->attributes; |
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187 | } |
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188 | |||
189 | protected function initCache(): void |
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190 | { |
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191 | $attributesNames = $this->getSearchAttributesNames(); |
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192 | |||
193 | $stack = $this->stack; |
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194 | $rows = $stack->rows; |
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195 | $findPairs = []; |
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196 | foreach ($rows as $rowNbr => $row) { |
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197 | $attributes = $this->getAttributesFromRow($rowNbr); |
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198 | $attributesValues = []; |
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199 | foreach ($attributes as $attribute) { |
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200 | if (!$attribute->isValid()) { |
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201 | continue 2; |
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202 | } |
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203 | |||
204 | if (!$attribute->isForSearchQuery) { |
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205 | continue; |
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206 | } |
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207 | |||
208 | $attributesValues[$attribute->key] = $attribute->value; |
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209 | } |
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210 | $findPairs[] = $attributesValues; |
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211 | } |
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212 | |||
213 | $q = clone $this->query; |
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214 | $q->andWhere([ |
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215 | 'IN', |
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216 | $attributesNames, |
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217 | $findPairs |
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218 | ]); |
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219 | |||
220 | $models = $q->all(); |
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221 | foreach ($models as $model) { |
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222 | $attributeForSearch = []; |
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223 | foreach ($attributesNames as $attributesName) { |
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224 | $attributeForSearch[$attributesName] = $model->$attributesName; |
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225 | } |
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226 | |||
227 | $cacheKey = $q->modelClass . ' ' . Json::encode($attributeForSearch); |
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228 | $this->setCache($model, $cacheKey); |
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229 | } |
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230 | } |
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231 | |||
232 | /** |
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233 | * @return string |
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234 | */ |
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235 | 6 | protected function getCacheKey($isWithAttributes = true): string |
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236 | { |
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237 | 6 | $attributeForSearch = $this->getAttributesForSearch(); |
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238 | 6 | $cacheKey = $this->query->modelClass; |
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239 | 6 | if ($isWithAttributes) { |
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240 | 6 | $cacheKey .= ' ' . Json::encode($attributeForSearch); |
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241 | } |
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242 | |||
243 | 6 | return $cacheKey; |
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244 | } |
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245 | |||
246 | /** |
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247 | * @return array |
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248 | */ |
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249 | protected function getSearchAttributesNames(): array |
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250 | { |
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251 | $attributesNames = []; |
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252 | $attributes = $this->getAttributesFromRow(); |
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253 | foreach ($attributes as $attribute) { |
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254 | if (!$attribute->isForSearchQuery) { |
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255 | continue; |
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256 | } |
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257 | |||
258 | $attributesNames[] = $attribute->key; |
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259 | } |
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260 | return $attributesNames; |
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261 | } |
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262 | } |