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1 <?php |
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2 /** |
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3 * Style Engine: WP_Style_Engine_CSS_Rules_Store class |
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4 * |
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5 * @package WordPress |
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6 * @subpackage StyleEngine |
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7 * @since 6.1.0 |
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8 */ |
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9 |
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10 /** |
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11 * Core class used as a store for WP_Style_Engine_CSS_Rule objects. |
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12 * |
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13 * Holds, sanitizes, processes, and prints CSS declarations for the style engine. |
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14 * |
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15 * @since 6.1.0 |
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16 */ |
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17 #[AllowDynamicProperties] |
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18 class WP_Style_Engine_CSS_Rules_Store { |
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19 |
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20 /** |
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21 * An array of named WP_Style_Engine_CSS_Rules_Store objects. |
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22 * |
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23 * @static |
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24 * |
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25 * @since 6.1.0 |
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26 * @var WP_Style_Engine_CSS_Rules_Store[] |
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27 */ |
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28 protected static $stores = array(); |
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29 |
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30 /** |
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31 * The store name. |
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32 * |
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33 * @since 6.1.0 |
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34 * @var string |
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35 */ |
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36 protected $name = ''; |
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37 |
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38 /** |
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39 * An array of CSS Rules objects assigned to the store. |
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40 * |
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41 * @since 6.1.0 |
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42 * @var WP_Style_Engine_CSS_Rule[] |
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43 */ |
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44 protected $rules = array(); |
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45 |
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46 /** |
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47 * Gets an instance of the store. |
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48 * |
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49 * @since 6.1.0 |
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50 * |
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51 * @param string $store_name The name of the store. |
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52 * @return WP_Style_Engine_CSS_Rules_Store|void |
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53 */ |
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54 public static function get_store( $store_name = 'default' ) { |
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55 if ( ! is_string( $store_name ) || empty( $store_name ) ) { |
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56 return; |
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57 } |
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58 if ( ! isset( static::$stores[ $store_name ] ) ) { |
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59 static::$stores[ $store_name ] = new static(); |
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60 // Set the store name. |
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61 static::$stores[ $store_name ]->set_name( $store_name ); |
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62 } |
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63 return static::$stores[ $store_name ]; |
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64 } |
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65 |
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66 /** |
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67 * Gets an array of all available stores. |
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68 * |
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69 * @since 6.1.0 |
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70 * |
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71 * @return WP_Style_Engine_CSS_Rules_Store[] |
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72 */ |
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73 public static function get_stores() { |
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74 return static::$stores; |
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75 } |
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76 |
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77 /** |
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78 * Clears all stores from static::$stores. |
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79 * |
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80 * @since 6.1.0 |
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81 */ |
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82 public static function remove_all_stores() { |
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83 static::$stores = array(); |
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84 } |
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85 |
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86 /** |
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87 * Sets the store name. |
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88 * |
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89 * @since 6.1.0 |
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90 * |
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91 * @param string $name The store name. |
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92 */ |
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93 public function set_name( $name ) { |
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94 $this->name = $name; |
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95 } |
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96 |
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97 /** |
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98 * Gets the store name. |
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99 * |
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100 * @since 6.1.0 |
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101 * |
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102 * @return string |
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103 */ |
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104 public function get_name() { |
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105 return $this->name; |
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106 } |
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107 |
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108 /** |
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109 * Gets an array of all rules. |
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110 * |
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111 * @since 6.1.0 |
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112 * |
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113 * @return WP_Style_Engine_CSS_Rule[] |
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114 */ |
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115 public function get_all_rules() { |
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116 return $this->rules; |
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117 } |
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118 |
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119 /** |
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120 * Gets a WP_Style_Engine_CSS_Rule object by its selector. |
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121 * If the rule does not exist, it will be created. |
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122 * |
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123 * @since 6.1.0 |
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124 * @since 6.6.0 Added the $rules_group parameter. |
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125 * |
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126 * @param string $selector The CSS selector. |
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127 * @param string $rules_group A parent CSS selector in the case of nested CSS, or a CSS nested @rule, |
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128 * such as `@media (min-width: 80rem)` or `@layer module`. |
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129 * @return WP_Style_Engine_CSS_Rule|void Returns a WP_Style_Engine_CSS_Rule object, |
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130 * or void if the selector is empty. |
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131 */ |
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132 public function add_rule( $selector, $rules_group = '' ) { |
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133 $selector = $selector ? trim( $selector ) : ''; |
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134 $rules_group = $rules_group ? trim( $rules_group ) : ''; |
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135 |
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136 // Bail early if there is no selector. |
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137 if ( empty( $selector ) ) { |
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138 return; |
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139 } |
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140 |
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141 if ( ! empty( $rules_group ) ) { |
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142 if ( empty( $this->rules[ "$rules_group $selector" ] ) ) { |
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143 $this->rules[ "$rules_group $selector" ] = new WP_Style_Engine_CSS_Rule( $selector, array(), $rules_group ); |
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144 } |
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145 return $this->rules[ "$rules_group $selector" ]; |
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146 } |
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147 |
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148 // Create the rule if it doesn't exist. |
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149 if ( empty( $this->rules[ $selector ] ) ) { |
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150 $this->rules[ $selector ] = new WP_Style_Engine_CSS_Rule( $selector ); |
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151 } |
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152 |
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153 return $this->rules[ $selector ]; |
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154 } |
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155 |
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156 /** |
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157 * Removes a selector from the store. |
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158 * |
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159 * @since 6.1.0 |
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160 * |
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161 * @param string $selector The CSS selector. |
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162 */ |
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163 public function remove_rule( $selector ) { |
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164 unset( $this->rules[ $selector ] ); |
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165 } |
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166 } |