Total Complexity | 63 |
Total Lines | 400 |
Duplicated Lines | 0 % |
Changes | 2 | ||
Bugs | 1 | Features | 0 |
Complex classes like Text often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Text, and based on these observations, apply Extract Interface, too.
1 | <?php |
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39 | class Text |
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40 | { |
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41 | // Constants |
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42 | // ========================================================================= |
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43 | |||
44 | public const LANGUAGE_MAP = [ |
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45 | 'en' => 'English', |
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46 | 'fr' => 'French', |
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47 | 'de' => 'German', |
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48 | 'it' => 'Italian', |
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49 | 'no' => 'Norwegian', |
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50 | 'es' => 'Spanish', |
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51 | ]; |
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52 | |||
53 | // Public Static Methods |
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54 | // ========================================================================= |
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55 | |||
56 | /** |
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57 | * Truncates the string to a given length. If $substring is provided, and |
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58 | * truncating occurs, the string is further truncated so that the substring |
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59 | * may be appended without exceeding the desired length. |
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60 | * |
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61 | * @param string $string The string to truncate |
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62 | * @param int $length Desired length of the truncated string |
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63 | * @param string $substring The substring to append if it can fit |
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64 | * |
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65 | * @return string with the resulting $str after truncating |
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66 | */ |
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67 | public static function truncate($string, $length, $substring = '…'): string |
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68 | { |
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69 | $result = $string; |
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70 | |||
71 | if (!empty($string)) { |
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72 | $string = HtmlPurifier::process($string, ['HTML.Allowed' => '']); |
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73 | $string = html_entity_decode($string, ENT_NOQUOTES, 'UTF-8'); |
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74 | $result = (string)Stringy::create($string)->truncate($length, $substring); |
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75 | } |
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76 | |||
77 | return $result; |
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78 | } |
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79 | |||
80 | /** |
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81 | * Truncates the string to a given length, while ensuring that it does not |
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82 | * split words. If $substring is provided, and truncating occurs, the |
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83 | * string is further truncated so that the substring may be appended without |
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84 | * exceeding the desired length. |
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85 | * |
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86 | * @param string $string The string to truncate |
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87 | * @param int $length Desired length of the truncated string |
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88 | * @param string $substring The substring to append if it can fit |
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89 | * |
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90 | * @return string with the resulting $str after truncating |
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91 | */ |
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92 | public static function truncateOnWord($string, $length, $substring = '…'): string |
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93 | { |
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94 | $result = $string; |
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95 | |||
96 | if (!empty($string)) { |
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97 | $string = HtmlPurifier::process($string, ['HTML.Allowed' => '']); |
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98 | $string = html_entity_decode($string, ENT_NOQUOTES, 'UTF-8'); |
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99 | $result = (string)Stringy::create($string)->safeTruncate($length, $substring); |
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100 | } |
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101 | |||
102 | return $result; |
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103 | } |
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104 | |||
105 | /** |
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106 | * Extract plain old text from a field |
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107 | * |
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108 | * @param $field |
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109 | * |
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110 | * @return string |
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111 | */ |
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112 | public static function extractTextFromField($field): string |
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113 | { |
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114 | if (empty($field)) { |
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115 | return ''; |
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116 | } |
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117 | if ($field instanceof EntryQuery |
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118 | || (self::isArrayLike($field) && $field[0] instanceof Entry)) { |
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119 | $result = self::extractTextFromMatrix($field); |
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120 | } elseif ($field instanceof NeoBlockQuery |
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121 | || (self::isArrayLike($field) && $field[0] instanceof NeoBlock)) { |
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122 | $result = self::extractTextFromNeo($field); |
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123 | } elseif ($field instanceof TagQuery |
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124 | || (self::isArrayLike($field) && $field[0] instanceof Tag)) { |
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125 | $result = self::extractTextFromTags($field); |
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126 | } elseif ($field instanceof DoxterData) { |
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127 | $result = self::smartStripTags(Doxter::$plugin->getService()->parseMarkdown($field->getRaw())); |
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128 | } else { |
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129 | if (self::isArrayLike($field)) { |
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130 | $result = self::smartStripTags((string)$field[0]); |
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131 | } else { |
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132 | $result = self::smartStripTags((string)$field); |
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133 | } |
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134 | } |
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135 | |||
136 | //return $result; |
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137 | return self::sanitizeUserInput($result); |
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138 | } |
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139 | |||
140 | /** |
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141 | * Extract concatenated text from all of the tags in the $tagElement and |
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142 | * return as a comma-delimited string |
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143 | * |
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144 | * @param TagQuery|Tag[]|array $tags |
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145 | * |
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146 | * @return string |
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147 | */ |
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148 | public static function extractTextFromTags($tags): string |
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164 | } |
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165 | |||
166 | /** |
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167 | * Extract text from all of the blocks in a matrix field, concatenating it |
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168 | * together. |
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169 | * |
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170 | * @param EntryQuery|Entry[]|array $blocks |
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171 | * @param string $fieldHandle |
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172 | * |
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173 | * @return string |
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174 | */ |
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175 | public static function extractTextFromMatrix($blocks, $fieldHandle = ''): string |
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176 | { |
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177 | if (empty($blocks)) { |
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178 | return ''; |
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179 | } |
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180 | $result = ''; |
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181 | // Iterate through all of the matrix blocks |
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182 | if ($blocks instanceof EntryQuery) { |
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183 | $blocks = $blocks->all(); |
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184 | } |
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185 | foreach ($blocks as $block) { |
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186 | try { |
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187 | $matrixEntryTypeModel = $block->getType(); |
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188 | } catch (InvalidConfigException $e) { |
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189 | $matrixEntryTypeModel = null; |
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190 | } |
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191 | // Find any text fields inside of the matrix block |
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192 | if ($matrixEntryTypeModel) { |
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193 | $fieldClasses = FieldHelper::FIELD_CLASSES[FieldHelper::TEXT_FIELD_CLASS_KEY]; |
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194 | $fields = $matrixEntryTypeModel->getCustomFields(); |
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195 | |||
196 | foreach ($fields as $field) { |
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197 | /** @var array $fieldClasses */ |
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198 | foreach ($fieldClasses as $fieldClassKey) { |
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199 | if ($field instanceof $fieldClassKey) { |
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200 | if ($field->handle === $fieldHandle || empty($fieldHandle)) { |
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201 | $result .= self::extractTextFromField($block[$field->handle]) . ' '; |
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202 | } |
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203 | } |
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204 | } |
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205 | } |
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206 | } |
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207 | } |
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208 | |||
209 | return $result; |
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210 | } |
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211 | |||
212 | /** |
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213 | * Extract text from all of the blocks in a Neo field, concatenating it |
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214 | * together. |
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215 | * |
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216 | * @param NeoBlockQuery|NeoBlock[]|array $blocks |
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217 | * @param string $fieldHandle |
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218 | * |
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219 | * @return string |
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220 | */ |
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221 | public static function extractTextFromNeo($blocks, $fieldHandle = ''): string |
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222 | { |
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223 | if (empty($blocks)) { |
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224 | return ''; |
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225 | } |
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226 | $result = ''; |
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227 | // Iterate through all of the matrix blocks |
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228 | if ($blocks instanceof NeoBlockQuery) { |
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229 | $blocks = $blocks->all(); |
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230 | } |
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231 | foreach ($blocks as $block) { |
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232 | $layout = $block->getFieldLayout(); |
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233 | // Find any text fields inside of the neo block |
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234 | if ($layout) { |
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235 | $fieldClasses = FieldHelper::FIELD_CLASSES[FieldHelper::TEXT_FIELD_CLASS_KEY]; |
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236 | $fieldElements = $layout->getCustomFieldElements(); |
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237 | foreach ($fieldElements as $fieldElement) { |
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238 | $field = $fieldElement->getField(); |
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239 | /** @var array $fieldClasses */ |
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240 | foreach ($fieldClasses as $fieldClassKey) { |
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241 | if ($field instanceof $fieldClassKey) { |
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242 | if ($field->handle === $fieldHandle || empty($fieldHandle)) { |
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243 | $result .= self::extractTextFromField($block[$field->handle]) . ' '; |
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244 | } |
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245 | } |
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246 | } |
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247 | } |
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248 | } |
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249 | } |
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250 | |||
251 | return $result; |
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252 | } |
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253 | |||
254 | /** |
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255 | * Return the most important keywords extracted from the text as a comma- |
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256 | * delimited string |
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257 | * |
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258 | * @param string $text |
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259 | * @param int $limit |
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260 | * @param bool $useStopWords |
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261 | * |
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262 | * @return string |
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263 | */ |
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264 | public static function extractKeywords($text, $limit = 15, $useStopWords = true): string |
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265 | { |
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266 | if (empty($text)) { |
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267 | return ''; |
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268 | } |
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269 | $api = new TextRankFacade(); |
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270 | // Set the stop words that should be ignored |
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271 | if ($useStopWords) { |
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272 | $language = strtolower(substr(Seomatic::$language, 0, 2)); |
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273 | $stopWords = self::stopWordsForLanguage($language); |
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274 | if ($stopWords !== null) { |
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275 | $api->setStopWords($stopWords); |
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276 | } |
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277 | } |
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278 | // Array of the most important keywords: |
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279 | $keywords = $api->getOnlyKeyWords(self::cleanupText($text)); |
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280 | |||
281 | // If it's empty, just return the text |
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282 | if (empty($keywords)) { |
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283 | return $text; |
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284 | } |
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285 | |||
286 | $result = implode(', ', array_slice(array_keys($keywords), 0, $limit)); |
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287 | |||
288 | return self::sanitizeUserInput($result); |
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289 | } |
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290 | |||
291 | /** |
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292 | * Extract a summary consisting of the 3 most important sentences from the |
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293 | * text |
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294 | * |
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295 | * @param string $text |
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296 | * @param bool $useStopWords |
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297 | * |
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298 | * @return string |
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299 | */ |
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300 | public static function extractSummary($text, $useStopWords = true): string |
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301 | { |
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302 | if (empty($text)) { |
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303 | return ''; |
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304 | } |
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305 | $api = new TextRankFacade(); |
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306 | // Set the stop words that should be ignored |
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307 | if ($useStopWords) { |
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308 | $language = strtolower(substr(Seomatic::$language, 0, 2)); |
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309 | $stopWords = self::stopWordsForLanguage($language); |
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310 | if ($stopWords !== null) { |
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311 | $api->setStopWords($stopWords); |
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312 | } |
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313 | } |
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314 | // Array of the most important keywords: |
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315 | $sentences = $api->getHighlights(self::cleanupText($text)); |
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316 | |||
317 | // If it's empty, just return the text |
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318 | if (empty($sentences)) { |
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319 | return $text; |
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320 | } |
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321 | |||
322 | $result = implode(' ', $sentences); |
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323 | |||
324 | return self::sanitizeUserInput($result); |
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325 | } |
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326 | |||
327 | |||
328 | /** |
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329 | * Sanitize user input by decoding any HTML Entities, URL decoding the text, |
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330 | * then removing any newlines, stripping tags, stripping Twig tags, and changing |
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331 | * single {}'s into ()'s |
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332 | * |
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333 | * @param $str |
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334 | * @return string |
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335 | */ |
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336 | public static function sanitizeUserInput($str): string |
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337 | { |
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338 | // Do some general cleanup |
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339 | $str = html_entity_decode($str, ENT_NOQUOTES, 'UTF-8'); |
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340 | $str = rawurldecode($str); |
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341 | // Remove any linebreaks |
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342 | $str = (string)preg_replace("/\r|\n/", "", $str); |
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343 | $str = HtmlPurifier::process($str, ['HTML.Allowed' => '']); |
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344 | $str = html_entity_decode($str, ENT_NOQUOTES, 'UTF-8'); |
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345 | // Remove any embedded Twig code |
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346 | $str = preg_replace('/{{.*?}}/', '', $str); |
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347 | $str = preg_replace('/{%.*?%}/', '', $str); |
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348 | // Change single brackets to parenthesis |
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349 | $str = preg_replace('/{/', '(', $str); |
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350 | $str = preg_replace('/}/', ')', $str); |
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351 | if (empty($str)) { |
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352 | $str = ''; |
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353 | } |
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354 | |||
355 | return $str; |
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356 | } |
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357 | |||
358 | /** |
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359 | * Strip HTML tags, but replace them with a space rather than just eliminating them |
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360 | * |
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361 | * @param $str |
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362 | * @return string |
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363 | */ |
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364 | public static function smartStripTags($str) |
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372 | } |
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373 | |||
374 | /** |
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375 | * Clean up the passed in text by converting it to UTF-8, stripping tags, |
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376 | * removing whitespace, and decoding HTML entities |
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377 | * |
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378 | * @param string $text |
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379 | * |
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380 | * @return string |
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381 | */ |
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382 | public static function cleanupText($text): string |
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383 | { |
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384 | if (empty($text)) { |
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385 | return ''; |
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386 | } |
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387 | // Convert to UTF-8 |
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388 | if (function_exists('iconv')) { |
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389 | $text = iconv(mb_detect_encoding($text, mb_detect_order(), true), 'UTF-8//IGNORE', $text); |
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390 | } else { |
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391 | ini_set('mbstring.substitute_character', 'none'); |
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392 | $text = mb_convert_encoding($text, 'UTF-8', 'UTF-8'); |
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393 | } |
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394 | // Strip HTML tags |
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395 | $text = HtmlPurifier::process($text, ['HTML.Allowed' => '']); |
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396 | $text = html_entity_decode($text, ENT_NOQUOTES, 'UTF-8'); |
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397 | // Remove excess whitespace |
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398 | $text = preg_replace('/\s{2,}/u', ' ', $text); |
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399 | // Decode any HTML entities |
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400 | $text = html_entity_decode($text); |
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401 | |||
402 | return $text; |
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403 | } |
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404 | |||
405 | /** |
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406 | * Is $var an array or array-like object? |
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407 | * |
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408 | * @param $var |
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409 | * @return bool |
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410 | */ |
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411 | public static function isArrayLike($var): bool |
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412 | { |
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413 | return is_array($var) || ($var instanceof Collection); |
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414 | } |
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415 | |||
416 | // Protected Static Methods |
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417 | // ========================================================================= |
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418 | |||
419 | /** |
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420 | * @param string $language |
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421 | * |
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422 | * @return null|StopWordsAbstract |
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423 | */ |
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424 | protected static function stopWordsForLanguage(string $language) |
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439 | } |
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440 | } |
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441 |
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.