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1 | <?php |
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2 | /** |
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3 | * Yii2 Pages Module |
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4 | * |
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5 | * @link https://github.com/hiqdev/yii2-module-pages |
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6 | * @package yii2-module-pages |
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7 | * @license BSD-3-Clause |
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8 | * @copyright Copyright (c) 2016-2017, HiQDev (http://hiqdev.com/) |
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9 | */ |
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10 | |||
11 | namespace hiqdev\yii2\modules\pages\models; |
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12 | |||
13 | use Yii; |
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14 | use hiqdev\yii2\modules\pages\interfaces\PageInterface; |
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15 | use hiqdev\yii2\modules\pages\storage\FileSystemStorage; |
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16 | use hiqdev\yii2\modules\pages\interfaces\StorageInterface; |
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17 | use Symfony\Component\Yaml\Yaml; |
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18 | use yii\base\BaseObject; |
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19 | |||
20 | abstract class AbstractPage extends BaseObject implements PageInterface |
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21 | { |
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22 | /** @var \yii\web\View */ |
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23 | protected $view; |
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24 | |||
25 | public $layout; |
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26 | |||
27 | /** @var string */ |
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28 | public $title; |
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29 | |||
30 | /** @var null|string */ |
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31 | protected $path; |
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32 | |||
33 | /** @var string */ |
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34 | protected $text; |
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35 | |||
36 | /** @var array */ |
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37 | protected $data = []; |
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38 | |||
39 | /** @var string */ |
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40 | protected string $url; |
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41 | |||
42 | /** @var null|string */ |
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43 | protected $featuredImageUrl; |
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44 | |||
45 | /** @var null|string */ |
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46 | protected $slug; |
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47 | |||
48 | /** @var null|string */ |
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49 | protected $keywords; |
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50 | |||
51 | /** @var null|string */ |
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52 | protected $description; |
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53 | |||
54 | /** @var null|string */ |
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55 | protected $canonical; |
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56 | |||
57 | const META_DATA = ['keywords', 'description', 'canonical']; |
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58 | |||
59 | /** @var StorageInterface */ |
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60 | protected $storage; |
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61 | |||
62 | public function __construct($path = null, StorageInterface $storage = null, $config = []) |
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63 | { |
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64 | if ($path) { |
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65 | $this->storage = $storage; |
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66 | [$data, $text] = $this->extractData($path); |
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67 | |||
68 | $this->path = $path; |
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69 | $this->text = $text; |
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70 | $this->setData($data); |
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71 | } |
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72 | |||
73 | $this->view = Yii::$app->view; |
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74 | parent::__construct($config); |
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75 | } |
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76 | |||
77 | public function setData($data) |
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78 | { |
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79 | if (!is_array($data)) { |
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80 | return; |
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81 | } |
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82 | $this->data = $data; |
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83 | foreach (['title', 'layout', 'url'] as $key) { |
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84 | if (isset($data[$key])) { |
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85 | $this->{$key} = $data[$key]; |
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86 | } |
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87 | } |
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88 | } |
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89 | |||
90 | /** |
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91 | * @return array |
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92 | */ |
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93 | public function getData(): array |
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94 | { |
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95 | return $this->data; |
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96 | } |
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97 | |||
98 | public function getPath() |
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99 | { |
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100 | return $this->path; |
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101 | } |
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102 | |||
103 | public function getDate() |
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104 | { |
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105 | return $this->data['date']; |
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106 | } |
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107 | |||
108 | public function getUrl() |
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109 | { |
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110 | return $this->url ?: ['/pages/render/index', 'page' => $this->getPath()]; |
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111 | } |
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112 | |||
113 | public static function createFromFile($path, FileSystemStorage $storage) |
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114 | { |
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115 | $extension = pathinfo($path)['extension']; |
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116 | $class = $storage->findPageClass($extension); |
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117 | |||
118 | return new $class($path, $storage); |
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119 | } |
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120 | |||
121 | public function extractData($path) |
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122 | { |
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123 | $lines = $this->storage->readArray($path); |
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124 | $yaml = $this->readQuotedLines($lines, '/^---$/', '/^---$/'); |
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125 | if (empty($yaml)) { |
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126 | $data = []; |
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127 | $text = $lines; |
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128 | } else { |
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129 | $data = $this->readYaml($yaml); |
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130 | $text = array_slice($lines, count($yaml)); |
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131 | } |
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132 | |||
133 | return [$data, implode("\n", $text)]; |
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134 | } |
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135 | |||
136 | public function readFrontMatter($lines) |
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137 | { |
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138 | $yaml = $this->readQuotedLines($lines, '/^---$/', '/^---$/'); |
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139 | if (empty($yaml)) { |
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140 | return []; |
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141 | } |
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142 | |||
143 | return empty($yaml) ? [] : $this->readYaml($yaml); |
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144 | } |
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145 | |||
146 | public function readYaml($lines) |
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147 | { |
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148 | $data = Yaml::parse(implode("\n", $lines)); |
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149 | if (is_int($data['date'])) { |
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150 | $data['date'] = date('c', $data['date']); |
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151 | } |
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152 | |||
153 | return $data; |
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154 | } |
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155 | |||
156 | public function readQuotedLines($lines, $headMarker, $tailMarker) |
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157 | { |
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158 | $line = array_shift($lines); |
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159 | if (!preg_match($headMarker, $line, $matches)) { |
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160 | return null; |
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161 | } |
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162 | $res[] = ltrim(substr($line, strlen($matches[0]))); |
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163 | while ($line) { |
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164 | $line = array_shift($lines); |
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165 | if (preg_match($tailMarker, $line, $matches)) { |
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166 | $res[] = rtrim(substr($line, 0, -strlen($matches[0]))); |
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167 | break; |
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168 | } |
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169 | $res[] = $line; |
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170 | } |
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171 | |||
172 | return $res; |
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173 | } |
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174 | |||
175 | /** |
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176 | * @param string $text |
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177 | */ |
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178 | public function setText(string $text): void |
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179 | { |
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180 | $this->text = $text; |
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181 | } |
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182 | |||
183 | /** |
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184 | * @param string $url |
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185 | */ |
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186 | public function setUrl(string $url): void |
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187 | { |
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188 | $this->url = $url; |
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189 | } |
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190 | |||
191 | public function setMetaData(): void |
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192 | { |
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193 | foreach (self::META_DATA as $tag) { |
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194 | if (is_null($this->{$tag})) { |
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195 | continue; |
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196 | } |
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197 | $this->view->registerMetaTag([ |
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198 | 'name' => $tag, |
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199 | 'content' => $this->{$tag}, |
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200 | ]); |
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201 | } |
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202 | } |
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203 | |||
204 | /** |
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205 | * @param null|string $slug |
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206 | */ |
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207 | public function setSlug(?string $slug): void |
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208 | { |
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209 | $this->slug = $slug; |
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210 | } |
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211 | |||
212 | /** |
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213 | * @param null|string $keywords |
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214 | */ |
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215 | public function setKeywords(?string $keywords): void |
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216 | { |
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217 | $this->keywords = $keywords; |
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218 | } |
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219 | |||
220 | /** |
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221 | * @param null|string $description |
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222 | */ |
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223 | public function setDescription(?string $description): void |
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224 | { |
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225 | $this->description = $description; |
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226 | } |
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227 | |||
228 | /** |
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229 | * @param null|string $featuredImageUrl |
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230 | */ |
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231 | public function setFeaturedImageUrl(?string $featuredImageUrl): void |
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232 | { |
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233 | $this->featuredImageUrl = $featuredImageUrl; |
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234 | } |
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235 | |||
236 | /** |
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237 | * @param null|string $canonical |
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238 | */ |
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239 | public function setCanonical(?string $canonical): void |
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240 | { |
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241 | $this->canonical = $canonical; |
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242 | } |
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243 | |||
244 | /** |
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245 | * @return string |
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246 | */ |
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247 | public function getText(): string |
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248 | { |
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249 | return $this->text; |
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250 | } |
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251 | } |
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252 |