Total Complexity | 50 |
Total Lines | 537 |
Duplicated Lines | 0 % |
Changes | 0 |
Complex classes like ShippingZoneMethods 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 ShippingZoneMethods, and based on these observations, apply Extract Interface, too.
1 | <?php |
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19 | class ShippingZoneMethods extends AbstractShippingZonesController { |
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20 | use SettingsTrait; |
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21 | |||
22 | /** |
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23 | * Register the routes for Shipping Zone Methods. |
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24 | */ |
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25 | public function register_routes() { |
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26 | register_rest_route( |
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27 | $this->namespace, |
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28 | '/' . $this->rest_base . '/(?P<zone_id>[\d]+)/methods', |
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29 | array( |
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30 | 'args' => array( |
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31 | 'zone_id' => array( |
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32 | 'description' => __( 'Unique ID for the zone.', 'woocommerce-rest-api' ), |
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33 | 'type' => 'integer', |
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34 | ), |
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35 | ), |
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36 | array( |
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37 | 'methods' => \WP_REST_Server::READABLE, |
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38 | 'callback' => array( $this, 'get_items' ), |
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39 | 'permission_callback' => array( $this, 'get_items_permissions_check' ), |
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40 | ), |
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41 | array( |
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42 | 'methods' => \WP_REST_Server::CREATABLE, |
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43 | 'callback' => array( $this, 'create_item' ), |
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44 | 'permission_callback' => array( $this, 'create_item_permissions_check' ), |
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45 | 'args' => array_merge( |
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46 | $this->get_endpoint_args_for_item_schema( \WP_REST_Server::CREATABLE ), |
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47 | array( |
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48 | 'method_id' => array( |
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49 | 'required' => true, |
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50 | 'readonly' => false, |
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51 | 'description' => __( 'Shipping method ID.', 'woocommerce-rest-api' ), |
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52 | ), |
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53 | ) |
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54 | ), |
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55 | ), |
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56 | 'schema' => array( $this, 'get_public_item_schema' ), |
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57 | ), |
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58 | true |
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59 | ); |
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60 | |||
61 | register_rest_route( |
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62 | $this->namespace, |
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63 | '/' . $this->rest_base . '/(?P<zone_id>[\d]+)/methods/(?P<instance_id>[\d]+)', |
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64 | array( |
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65 | 'args' => array( |
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66 | 'zone_id' => array( |
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67 | 'description' => __( 'Unique ID for the zone.', 'woocommerce-rest-api' ), |
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68 | 'type' => 'integer', |
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69 | ), |
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70 | 'instance_id' => array( |
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71 | 'description' => __( 'Unique ID for the instance.', 'woocommerce-rest-api' ), |
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72 | 'type' => 'integer', |
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73 | ), |
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74 | ), |
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75 | array( |
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76 | 'methods' => \WP_REST_Server::READABLE, |
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77 | 'callback' => array( $this, 'get_item' ), |
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78 | 'permission_callback' => array( $this, 'get_items_permissions_check' ), |
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79 | ), |
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80 | array( |
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81 | 'methods' => \WP_REST_Server::EDITABLE, |
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82 | 'callback' => array( $this, 'update_item' ), |
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83 | 'permission_callback' => array( $this, 'update_item_permissions_check' ), |
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84 | 'args' => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ), |
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85 | ), |
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86 | array( |
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87 | 'methods' => \WP_REST_Server::DELETABLE, |
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88 | 'callback' => array( $this, 'delete_item' ), |
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89 | 'permission_callback' => array( $this, 'delete_item_permissions_check' ), |
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90 | 'args' => array( |
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91 | 'force' => array( |
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92 | 'default' => false, |
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93 | 'type' => 'boolean', |
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94 | 'description' => __( 'Whether to bypass trash and force deletion.', 'woocommerce-rest-api' ), |
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95 | ), |
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96 | ), |
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97 | ), |
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98 | 'schema' => array( $this, 'get_public_item_schema' ), |
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99 | ), |
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100 | true |
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101 | ); |
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102 | } |
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103 | |||
104 | /** |
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105 | * Get a single Shipping Zone Method. |
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106 | * |
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107 | * @param \WP_REST_Request $request Request data. |
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108 | * @return \WP_REST_Response|\WP_Error |
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109 | */ |
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110 | public function get_item( $request ) { |
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111 | $zone = $this->get_zone( $request['zone_id'] ); |
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112 | |||
113 | if ( is_wp_error( $zone ) ) { |
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114 | return $zone; |
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115 | } |
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116 | |||
117 | $instance_id = (int) $request['instance_id']; |
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118 | $methods = $zone->get_shipping_methods(); |
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119 | $method = false; |
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120 | |||
121 | foreach ( $methods as $method_obj ) { |
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122 | if ( $instance_id === $method_obj->instance_id ) { |
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123 | $method = $method_obj; |
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124 | break; |
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125 | } |
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126 | } |
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127 | |||
128 | if ( false === $method ) { |
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129 | return new \WP_Error( 'woocommerce_rest_shipping_zone_method_invalid', __( 'Resource does not exist.', 'woocommerce-rest-api' ), array( 'status' => 404 ) ); |
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130 | } |
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131 | |||
132 | $data = $this->prepare_item_for_response( $method, $request ); |
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133 | |||
134 | return rest_ensure_response( $data ); |
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135 | } |
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136 | |||
137 | /** |
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138 | * Get all Shipping Zone Methods. |
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139 | * |
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140 | * @param \WP_REST_Request $request Request data. |
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141 | * @return \WP_REST_Response|\WP_Error |
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142 | */ |
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143 | public function get_items( $request ) { |
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159 | } |
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160 | |||
161 | /** |
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162 | * Create a new shipping zone method instance. |
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163 | * |
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164 | * @param \WP_REST_Request $request Full details about the request. |
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165 | * @return \WP_REST_Request|\WP_Error |
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166 | */ |
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167 | public function create_item( $request ) { |
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168 | $method_id = $request['method_id']; |
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169 | $zone = $this->get_zone( $request['zone_id'] ); |
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170 | if ( is_wp_error( $zone ) ) { |
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171 | return $zone; |
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172 | } |
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173 | |||
174 | $instance_id = $zone->add_shipping_method( $method_id ); |
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175 | $methods = $zone->get_shipping_methods(); |
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176 | $method = false; |
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177 | foreach ( $methods as $method_obj ) { |
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178 | if ( $instance_id === $method_obj->instance_id ) { |
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179 | $method = $method_obj; |
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180 | break; |
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181 | } |
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182 | } |
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183 | |||
184 | if ( false === $method ) { |
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185 | return new \WP_Error( 'woocommerce_rest_shipping_zone_not_created', __( 'Resource cannot be created.', 'woocommerce-rest-api' ), array( 'status' => 500 ) ); |
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186 | } |
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187 | |||
188 | $method = $this->update_fields( $instance_id, $method, $request ); |
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189 | if ( is_wp_error( $method ) ) { |
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190 | return $method; |
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191 | } |
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192 | |||
193 | $data = $this->prepare_item_for_response( $method, $request ); |
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194 | return rest_ensure_response( $data ); |
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195 | } |
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196 | |||
197 | /** |
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198 | * Delete a shipping method instance. |
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199 | * |
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200 | * @param \WP_REST_Request $request Full details about the request. |
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201 | * @return \WP_Error|boolean |
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202 | */ |
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203 | public function delete_item( $request ) { |
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204 | $zone = $this->get_zone( $request['zone_id'] ); |
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205 | if ( is_wp_error( $zone ) ) { |
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206 | return $zone; |
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207 | } |
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208 | |||
209 | $instance_id = (int) $request['instance_id']; |
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210 | $force = $request['force']; |
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211 | |||
212 | // We don't support trashing for this type, error out. |
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213 | if ( ! $force ) { |
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214 | return new WP_Error( 'woocommerce_rest_trash_not_supported', __( 'Shipping methods do not support trashing.', 'woocommerce-rest-api' ), array( 'status' => 501 ) ); |
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215 | } |
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216 | |||
217 | $methods = $zone->get_shipping_methods(); |
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218 | $method = false; |
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219 | |||
220 | foreach ( $methods as $method_obj ) { |
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221 | if ( $instance_id === $method_obj->instance_id ) { |
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222 | $method = $method_obj; |
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223 | break; |
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224 | } |
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225 | } |
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226 | |||
227 | if ( false === $method ) { |
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228 | return new \WP_Error( 'woocommerce_rest_shipping_zone_method_invalid', __( 'Resource does not exist.', 'woocommerce-rest-api' ), array( 'status' => 404 ) ); |
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229 | } |
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230 | |||
231 | $method = $this->update_fields( $instance_id, $method, $request ); |
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232 | if ( is_wp_error( $method ) ) { |
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233 | return $method; |
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234 | } |
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235 | |||
236 | $request->set_param( 'context', 'view' ); |
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237 | $previous = $this->prepare_item_for_response( $method, $request ); |
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238 | |||
239 | // Actually delete. |
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240 | $zone->delete_shipping_method( $instance_id ); |
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241 | $response = new \WP_REST_Response(); |
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242 | $response->set_data( |
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243 | array( |
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244 | 'deleted' => true, |
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245 | 'previous' => $previous, |
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246 | ) |
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247 | ); |
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248 | |||
249 | /** |
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250 | * Fires after a method is deleted via the REST API. |
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251 | * |
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252 | * @param object $method |
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253 | * @param \WP_REST_Response $response The response data. |
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254 | * @param \WP_REST_Request $request The request sent to the API. |
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255 | */ |
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256 | do_action( 'woocommerce_rest_delete_shipping_zone_method', $method, $response, $request ); |
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257 | |||
258 | return $response; |
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259 | } |
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260 | |||
261 | /** |
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262 | * Update A Single Shipping Zone Method. |
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263 | * |
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264 | * @param \WP_REST_Request $request Request data. |
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265 | * @return \WP_REST_Response|\WP_Error |
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266 | */ |
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267 | public function update_item( $request ) { |
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268 | $zone = $this->get_zone( $request['zone_id'] ); |
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269 | if ( is_wp_error( $zone ) ) { |
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270 | return $zone; |
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271 | } |
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272 | |||
273 | $instance_id = (int) $request['instance_id']; |
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274 | $methods = $zone->get_shipping_methods(); |
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275 | $method = false; |
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276 | |||
277 | foreach ( $methods as $method_obj ) { |
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278 | if ( $instance_id === $method_obj->instance_id ) { |
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279 | $method = $method_obj; |
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280 | break; |
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281 | } |
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282 | } |
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283 | |||
284 | if ( false === $method ) { |
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285 | return new \WP_Error( 'woocommerce_rest_shipping_zone_method_invalid', __( 'Resource does not exist.', 'woocommerce-rest-api' ), array( 'status' => 404 ) ); |
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286 | } |
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287 | |||
288 | $method = $this->update_fields( $instance_id, $method, $request ); |
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289 | if ( is_wp_error( $method ) ) { |
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290 | return $method; |
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291 | } |
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292 | |||
293 | $data = $this->prepare_item_for_response( $method, $request ); |
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294 | return rest_ensure_response( $data ); |
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295 | } |
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296 | |||
297 | /** |
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298 | * Updates settings, order, and enabled status on create. |
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299 | * |
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300 | * @param int $instance_id Instance ID. |
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301 | * @param \WC_Shipping_Method $method Shipping method data. |
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302 | * @param \WP_REST_Request $request Request data. |
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303 | * |
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304 | * @return WC_Shipping_Method |
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305 | */ |
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306 | public function update_fields( $instance_id, $method, $request ) { |
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307 | global $wpdb; |
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308 | |||
309 | // Update settings if present. |
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310 | if ( isset( $request['settings'] ) ) { |
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311 | $method->init_instance_settings(); |
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312 | $instance_settings = $method->instance_settings; |
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313 | $errors_found = false; |
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314 | foreach ( $method->get_instance_form_fields() as $key => $field ) { |
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315 | if ( isset( $request['settings'][ $key ] ) ) { |
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316 | if ( is_callable( array( $this, 'validate_setting_' . $field['type'] . '_field' ) ) ) { |
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317 | $value = $this->{'validate_setting_' . $field['type'] . '_field'}( $request['settings'][ $key ], $field ); |
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318 | } else { |
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319 | $value = $this->validate_setting_text_field( $request['settings'][ $key ], $field ); |
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320 | } |
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321 | if ( is_wp_error( $value ) ) { |
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322 | $errors_found = true; |
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323 | break; |
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324 | } |
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325 | $instance_settings[ $key ] = $value; |
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326 | } |
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327 | } |
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328 | |||
329 | if ( $errors_found ) { |
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330 | return new \WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'woocommerce-rest-api' ), array( 'status' => 400 ) ); |
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331 | } |
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332 | |||
333 | update_option( $method->get_instance_option_key(), apply_filters( 'woocommerce_shipping_' . $method->id . '_instance_settings_values', $instance_settings, $method ) ); |
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334 | } |
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335 | |||
336 | // Update order. |
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337 | if ( isset( $request['order'] ) ) { |
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338 | $wpdb->update( "{$wpdb->prefix}woocommerce_shipping_zone_methods", array( 'method_order' => absint( $request['order'] ) ), array( 'instance_id' => absint( $instance_id ) ) ); |
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339 | $method->method_order = absint( $request['order'] ); |
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340 | } |
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341 | |||
342 | // Update if this method is enabled or not. |
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343 | if ( isset( $request['enabled'] ) ) { |
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344 | if ( $wpdb->update( "{$wpdb->prefix}woocommerce_shipping_zone_methods", array( 'is_enabled' => $request['enabled'] ), array( 'instance_id' => absint( $instance_id ) ) ) ) { |
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345 | do_action( 'woocommerce_shipping_zone_method_status_toggled', $instance_id, $method->id, $request['zone_id'], $request['enabled'] ); |
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346 | $method->enabled = ( true === $request['enabled'] ? 'yes' : 'no' ); |
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347 | } |
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348 | } |
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349 | |||
350 | return $method; |
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351 | } |
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352 | |||
353 | /** |
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354 | * Get data for this object in the format of this endpoint's schema. |
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355 | * |
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356 | * @param array $object Object to prepare. |
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357 | * @param \WP_REST_Request $request Request object. |
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358 | * @return array Array of data in the correct format. |
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359 | */ |
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360 | protected function get_data_for_response( $object, $request ) { |
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361 | return array( |
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362 | 'id' => $object->instance_id, |
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363 | 'instance_id' => $object->instance_id, |
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364 | 'title' => $object->instance_settings['title'], |
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365 | 'order' => $object->method_order, |
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366 | 'enabled' => ( 'yes' === $object->enabled ), |
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367 | 'method_id' => $object->id, |
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368 | 'method_title' => $object->method_title, |
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369 | 'method_description' => $object->method_description, |
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370 | 'settings' => $this->get_settings( $object ), |
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371 | ); |
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372 | } |
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373 | |||
374 | /** |
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375 | * Prepare a single item for response. |
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376 | * |
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377 | * @param mixed $item Object used to create response. |
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378 | * @param \WP_REST_Request $request Request object. |
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379 | * @return \WP_REST_Response $response Response data. |
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380 | */ |
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381 | public function prepare_item_for_response( $item, $request ) { |
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382 | $response = parent::prepare_item_for_response( $item, $request ); |
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383 | $response = $this->prepare_response_for_collection( $response ); |
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384 | return $response; |
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385 | } |
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386 | |||
387 | /** |
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388 | * Return settings associated with this shipping zone method instance. |
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389 | * |
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390 | * @param WC_Shipping_Method $item Shipping method data. |
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391 | * |
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392 | * @return array |
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393 | */ |
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394 | public function get_settings( $item ) { |
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414 | } |
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415 | |||
416 | /** |
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417 | * Prepare links for the request. |
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418 | * |
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419 | * @param mixed $item Object to prepare. |
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420 | * @param \WP_REST_Request $request Request object. |
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421 | * @return array |
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422 | */ |
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423 | protected function prepare_links( $item, $request ) { |
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424 | $base = '/' . $this->namespace . '/' . $this->rest_base . '/' . $request['zone_id']; |
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425 | $links = array( |
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426 | 'self' => array( |
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427 | 'href' => rest_url( $base . '/methods/' . $item->instance_id ), |
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428 | ), |
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429 | 'collection' => array( |
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430 | 'href' => rest_url( $base . '/methods' ), |
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431 | ), |
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432 | 'describes' => array( |
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433 | 'href' => rest_url( $base ), |
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434 | ), |
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435 | ); |
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436 | |||
437 | return $links; |
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438 | } |
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439 | |||
440 | /** |
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441 | * Get the Shipping Zone Methods schema, conforming to JSON Schema |
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442 | * |
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443 | * @return array |
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444 | */ |
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445 | public function get_item_schema() { |
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556 | } |
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557 | } |
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558 |
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.