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1 | <?php |
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2 | |||
3 | namespace Spatie\PartialCache; |
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4 | |||
5 | use Illuminate\Cache\TaggableStore; |
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6 | use Illuminate\Contracts\View\Factory as View; |
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7 | use Illuminate\Contracts\Cache\Repository as Cache; |
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8 | use Illuminate\Contracts\Config\Repository as Config; |
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9 | use Illuminate\Contracts\Cache\Factory as CacheManager; |
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10 | use Spatie\PartialCache\Exceptions\MethodNotSupportedException; |
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11 | |||
12 | class PartialCache |
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13 | { |
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14 | /** @var \Illuminate\Contracts\View\Factory */ |
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15 | protected $view; |
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16 | |||
17 | /** @var \Illuminate\Contracts\Cache\Repository */ |
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18 | protected $cache; |
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19 | |||
20 | /** @var \Illuminate\Contracts\Cache\Factory */ |
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21 | protected $cacheManager; |
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22 | |||
23 | /** @var string */ |
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24 | protected $cacheKey; |
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25 | |||
26 | /** @var bool */ |
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27 | protected $cacheIsTaggable; |
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28 | |||
29 | /** @var bool */ |
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30 | protected $enabled; |
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31 | |||
32 | /** @var int|null */ |
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33 | protected $duration; |
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34 | |||
35 | public function __construct(View $view, Cache $cache, CacheManager $cacheManager, Config $config) |
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36 | { |
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37 | $this->view = $view; |
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38 | $this->cache = $cache; |
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39 | $this->cacheManager = $cacheManager; |
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40 | |||
41 | $this->cacheKey = $config->get('partialcache.key'); |
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42 | $this->cacheIsTaggable = is_a($this->cacheManager->driver()->getStore(), TaggableStore::class); |
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43 | $this->enabled = $this->determineEnabled($config); |
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44 | $this->duration = $config->get('partialcache.default_duration'); |
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45 | } |
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46 | |||
47 | /** |
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48 | * Cache a view. If minutes are null, the view is cached forever. |
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49 | * |
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50 | * @param array $data |
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51 | * @param string $view |
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52 | * @param array $mergeData |
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53 | * @param int $minutes |
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54 | * @param string $key |
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55 | * @param string|array $tag |
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56 | * |
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57 | * @return string |
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58 | */ |
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59 | public function cache($data, $view, $mergeData = null, $minutes = null, $key = null, $tag = null) |
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60 | { |
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61 | if (! $this->enabled) { |
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62 | return call_user_func($this->renderView($view, $data, $mergeData)); |
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0 ignored issues
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63 | } |
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64 | |||
65 | $viewKey = $this->getCacheKeyForView($view, $key); |
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66 | |||
67 | $mergeData = $mergeData ?: []; |
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68 | |||
69 | $tags = $this->getTags($tag); |
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70 | |||
71 | $minutes = $this->resolveCacheDuration($minutes); |
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72 | |||
73 | View Code Duplication | if ($this->cacheIsTaggable && $minutes === null) { |
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74 | return $this->cache |
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75 | ->tags($tags) |
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76 | ->rememberForever($viewKey, $this->renderView($view, $data, $mergeData)); |
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77 | } |
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78 | |||
79 | View Code Duplication | if ($this->cacheIsTaggable) { |
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80 | return $this->cache |
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81 | ->tags($tags) |
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82 | ->remember($viewKey, $minutes, $this->renderView($view, $data, $mergeData)); |
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83 | } |
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84 | |||
85 | if ($minutes === null) { |
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86 | return $this->cache |
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87 | ->rememberForever($viewKey, $this->renderView($view, $data, $mergeData)); |
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88 | } |
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89 | |||
90 | return $this->cache |
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91 | ->remember($viewKey, $minutes, $this->renderView($view, $data, $mergeData)); |
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92 | } |
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93 | |||
94 | /** |
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95 | * Create a key name for the cached view. |
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96 | * |
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97 | * @param string $view |
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98 | * @param string $key |
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99 | * |
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100 | * @return string |
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101 | */ |
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102 | public function getCacheKeyForView($view, $key = null) |
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103 | { |
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104 | $parts = [$this->cacheKey, $view]; |
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105 | |||
106 | if ($key !== null) { |
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107 | $parts[] = $key; |
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108 | } |
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109 | |||
110 | return implode('.', $parts); |
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111 | } |
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112 | |||
113 | /** |
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114 | * Forget a rendered view. |
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115 | * |
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116 | * @param string $view |
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117 | * @param string $key |
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118 | * @param null|string|array $tag |
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119 | */ |
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120 | public function forget($view, $key = null, $tag = null) |
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121 | { |
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122 | $cacheKey = $this->getCacheKeyForView($view, $key); |
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123 | |||
124 | if ($this->cacheIsTaggable) { |
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125 | $tags = $this->getTags($tag); |
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126 | $this->cache->tags($tags)->forget($cacheKey); |
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127 | } |
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128 | |||
129 | $this->cache->forget($cacheKey); |
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130 | } |
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131 | |||
132 | /** |
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133 | * Empty all views linked to a tag or the complete partial cache. |
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134 | * Note: Only supported by Taggable cache drivers. |
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135 | * |
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136 | * @param string $tag |
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137 | * |
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138 | * @throws \Spatie\PartialCache\Exceptions\MethodNotSupportedException |
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139 | */ |
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140 | public function flush($tag = null) |
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141 | { |
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142 | if (! $this->cacheIsTaggable) { |
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143 | throw new MethodNotSupportedException('The cache driver ('. |
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144 | get_class($this->cacheManager->driver()).') doesn\'t support the flush method.'); |
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145 | } |
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146 | |||
147 | $tag = $tag ?: $this->cacheKey; |
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148 | $this->cache->tags($tag)->flush(); |
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149 | } |
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150 | |||
151 | /** |
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152 | * Render a view. |
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153 | * |
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154 | * @param string $view |
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155 | * @param array $data |
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156 | * @param array $mergeData |
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157 | * |
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158 | * @return string |
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159 | */ |
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160 | protected function renderView($view, $data, $mergeData) |
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161 | { |
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162 | $data = $data ?: []; |
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163 | $mergeData = $mergeData ?: []; |
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164 | |||
165 | return function () use ($view, $data, $mergeData) { |
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166 | return $this->view->make($view, $data, $mergeData)->render(); |
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167 | }; |
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168 | } |
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169 | |||
170 | /** |
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171 | * Constructs tag array. |
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172 | * |
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173 | * @param null|string|array $tag |
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174 | * |
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175 | * @return array |
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176 | */ |
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177 | protected function getTags($tag = null) |
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178 | { |
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179 | $tags = [$this->cacheKey]; |
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180 | |||
181 | if ($tag) { |
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182 | if (! is_array($tag)) { |
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183 | $tag = [$tag]; |
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184 | } |
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185 | |||
186 | $tags = array_merge($tags, $tag); |
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187 | } |
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188 | |||
189 | return $tags; |
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190 | } |
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191 | |||
192 | protected function determineEnabled(Config $config) |
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193 | { |
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194 | $configValue = $config->get('partialcache.enabled'); |
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195 | |||
196 | /* |
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197 | * Previous versions of the package mistakenly used a string for the enabled setting. |
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198 | */ |
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199 | if (is_string($config)) { |
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200 | return filter_var($configValue, FILTER_VALIDATE_BOOLEAN); |
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201 | } |
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202 | |||
203 | return $configValue; |
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204 | } |
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205 | |||
206 | /** |
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207 | * Resolve cache duration, defaults to the config if minutes is null. |
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208 | * |
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209 | * @param int|null $minutes |
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210 | * @return int|null |
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211 | */ |
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212 | protected function resolveCacheDuration($minutes = null) |
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213 | { |
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214 | if (is_null($minutes)) { |
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215 | return $this->duration; |
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216 | } |
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217 | |||
218 | return $minutes; |
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219 | } |
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220 | } |
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221 |
This check looks at variables that have been passed in as parameters and are passed out again to other methods.
If the outgoing method call has stricter type requirements than the method itself, an issue is raised.
An additional type check may prevent trouble.