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<?php |
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|
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namespace Code_Snippets; |
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|
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/** |
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* Class for loading active snippets of various types. |
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* |
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* @package Code_Snippets |
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*/ |
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class Active_Snippets { |
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|
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/** |
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* Cached list of active snippets. |
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* |
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* @var Snippet[] |
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*/ |
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private $active_snippets = []; |
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|
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/** |
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* Class constructor. |
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*/ |
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public function __construct() { |
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add_action( 'init', array( $this, 'init' ) ); |
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} |
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|
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/** |
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* Initialise class functions. |
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*/ |
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public function init() { |
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add_action( 'wp_head', [ $this, 'load_head_content' ] ); |
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add_action( 'wp_footer', [ $this, 'load_footer_content' ] ); |
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} |
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|
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/** |
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* Fetch active snippets for a given scope, and cache the data in this class. |
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* |
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* @param string|string[] $scope Snippet scope. |
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* |
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* @return array[][] |
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*/ |
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protected function fetch_active_snippets( $scope ) { |
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$scope_key = is_array( $scope ) ? implode( '|', $scope ) : $scope; |
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|
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if ( ! isset( $this->active_snippets[ $scope_key ] ) ) { |
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$this->active_snippets[ $scope_key ] = code_snippets()->db->fetch_active_snippets( $scope ); |
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} |
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|
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return $this->active_snippets[ $scope_key ]; |
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} |
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|
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/** |
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* Print snippet code fetched from the database from a certain scope. |
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* |
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* @param string $scope Name of scope to print. |
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*/ |
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private function print_content_snippets( string $scope ) { |
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$snippets_list = $this->fetch_active_snippets( [ 'head-content', 'footer-content' ] ); |
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|
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foreach ( $snippets_list as $snippets ) { |
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foreach ( $snippets as $snippet ) { |
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if ( $scope === $snippet['scope'] ) { |
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// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped |
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echo "\n", $snippet['code'], "\n"; |
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} |
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} |
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} |
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} |
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|
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/** |
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* Print head content snippets. |
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*/ |
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public function load_head_content() { |
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$this->print_content_snippets( 'head-content' ); |
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} |
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|
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/** |
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* Print footer content snippets. |
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*/ |
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public function load_footer_content() { |
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$this->print_content_snippets( 'footer-content' ); |
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} |
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} |
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|
