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<?php |
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include JETPACK__PLUGIN_DIR . '/modules/module-info.php'; |
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/** |
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* Base class for Jetpack Endpoints, has the validate_call helper function. |
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*/ |
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abstract class Jetpack_JSON_API_Endpoint extends WPCOM_JSON_API_Endpoint { |
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protected $needed_capabilities; |
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protected $expected_actions = array(); |
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protected $action; |
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public function callback( $path = '', $blog_id = 0, $object = null ) { |
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if ( is_wp_error( $error = $this->validate_call( $blog_id, $this->needed_capabilities ) ) ) { |
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return $error; |
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} |
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if ( is_wp_error( $error = $this->validate_input( $object ) ) ) { |
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return $error; |
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} |
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if ( ! empty( $this->action ) ) { |
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if( is_wp_error( $error = call_user_func( array( $this, $this->action ) ) ) ) { |
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return $error; |
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} |
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} |
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return $this->result(); |
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} |
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abstract protected function result(); |
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protected function validate_input( $object ) { |
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$args = $this->input(); |
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if( isset( $args['action'] ) && $args['action'] == 'update' ) { |
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$this->action = 'update'; |
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} |
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if ( preg_match( "/\/update\/?$/", $this->path ) ) { |
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$this->action = 'update'; |
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} elseif( preg_match( "/\/install\/?$/", $this->path ) ) { |
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$this->action = 'install'; |
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} elseif( ! empty( $args['action'] ) ) { |
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if( ! in_array( $args['action'], $this->expected_actions ) ) { |
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return new WP_Error( 'invalid_action', __( 'You must specify a valid action', 'jetpack' ) ); |
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} |
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$this->action = $args['action']; |
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} |
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return true; |
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} |
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/** |
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* Switches to the blog and checks current user capabilities. |
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* @return bool|WP_Error a WP_Error object or true if things are good. |
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*/ |
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protected function validate_call( $_blog_id, $capability, $check_manage_active = true ) { |
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$blog_id = $this->api->switch_to_blog_and_validate_user( $this->api->get_blog_id( $_blog_id ) ); |
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if ( is_wp_error( $blog_id ) ) { |
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return $blog_id; |
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} |
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if ( is_wp_error( $error = $this->check_capability( $capability ) ) ) { |
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return $error; |
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} |
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if ( $check_manage_active && 'GET' !== $this->method && ! Jetpack::is_module_active( 'manage' ) ) { |
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return new WP_Error( 'unauthorized_full_access', __( 'Full management mode is off for this site.', 'jetpack' ), 403 ); |
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} |
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return true; |
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} |
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/** |
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* @param $capability |
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* |
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* @return bool|WP_Error |
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*/ |
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protected function check_capability( $capability ) { |
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if ( is_array( $capability ) ) { |
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// the idea is that the we can pass in an array of capabilitie that the user needs to have before we allowing them to do something |
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$capabilities = ( isset( $capability['capabilities'] ) ? $capability['capabilities'] : $capability ); |
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// We can pass in the number of conditions we must pass by default it is all. |
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$must_pass = ( isset( $capability['must_pass'] ) && is_int( $capability['must_pass'] ) ? $capability['must_pass'] : count( $capabilities ) ); |
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$failed = array(); // store the failed capabilities |
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$passed = 0; // |
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foreach ( $capabilities as $cap ) { |
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if ( current_user_can( $cap ) ) { |
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$passed ++; |
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} else { |
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$failed[] = $cap; |
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} |
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} |
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// Check that must have conditions is less then |
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View Code Duplication |
if ( $passed < $must_pass ) { |
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return new WP_Error( 'unauthorized', sprintf( __( 'This user is not authorized to %s on this blog.', 'jetpack' ), implode( ', ', $failed ), 403 ) ); |
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} |
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View Code Duplication |
} else { |
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if ( !current_user_can( $capability ) ) { |
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return new WP_Error( 'unauthorized', sprintf( __( 'This user is not authorized to %s on this blog.', 'jetpack' ), $capability ), 403 ); |
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} |
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} |
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return true; |
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} |
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} |
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Automattic /
jetpack
