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<?php |
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namespace GV; |
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/** If this file is called directly, abort. */ |
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if ( ! defined( 'GRAVITYVIEW_DIR' ) ) { |
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die(); |
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} |
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/** |
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* A collection of \GV\View objects. |
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*/ |
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class View_Collection extends Collection { |
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/** |
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* @inheritDoc |
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* @return View[] |
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*/ |
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public function all() { |
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return parent::all(); |
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} |
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/** |
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* Add a \GV\View to this collection. |
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* |
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* @param \GV\View $view The view to add to the internal array. |
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* |
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* @api |
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* @since 2.0 |
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* @return void |
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*/ |
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public function add( $view ) { |
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if ( ! $view instanceof View ) { |
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gravityview()->log->error( 'View_Collections can only contain objects of type \GV\View.' ); |
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return; |
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} |
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parent::add( $view ); |
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} |
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/** |
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* Get a \GV\View from this list. |
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* |
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* @param int $view_id The ID of the view to get. |
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* |
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* @api |
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* @since 2.0 |
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* |
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* @return \GV\View|null The \GV\View with the $view_id as the ID, or null if not found. |
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*/ |
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public function get( $view_id ) { |
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foreach ( $this->all() as $view ) { |
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if ( $view->ID == $view_id ) { |
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return $view; |
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} |
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} |
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return null; |
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} |
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/** |
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* Check whether \GV\View with an ID is already here. |
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* |
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* @param int $view_id The ID of the view to check. |
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* |
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* @api |
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* @since 2.0 |
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* |
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* @return boolean Whether it exists or not. |
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*/ |
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public function contains( $view_id ) { |
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return ! is_null( $this->get( $view_id ) ); |
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} |
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/** |
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* Get a list of \GV\View objects inside the supplied \WP_Post. |
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* |
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* The post can be a gravityview post, which is the simplest case. |
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* The post can contain gravityview shortcodes as well. |
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* The post meta can contain gravityview shortcodes. |
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* |
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* @param \WP_Post $post The \WP_Post object to look into. |
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* |
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* @api |
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* @since 2.0 |
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* @return \GV\View_Collection A \GV\View_Collection instance containing the views inside the supplied \WP_Post. |
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*/ |
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public static function from_post( \WP_Post $post ) { |
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$views = new self(); |
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$post_type = get_post_type( $post ); |
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if ( 'gravityview' === $post_type ) { |
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/** A straight up gravityview post. */ |
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$views->add( View::from_post( $post ) ); |
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} else { |
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$views->merge( self::from_content( $post->post_content ) ); |
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/** |
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* @filter `gravityview/view_collection/from_post/meta_keys` Define meta keys to parse to check for GravityView shortcode content. |
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* |
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* This is useful when using themes that store content that may contain shortcodes in custom post meta. |
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* |
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* @since 2.0 |
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* @since 2.0.7 Added $views parameter, passed by reference |
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* |
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* @param[in,out] array $meta_keys Array of key values to check. If empty, do not check. Default: empty array |
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* @param[in] \WP_Post $post The post that is being checked |
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* @param \GV\View_Collection $views The current View Collection object, passed as reference |
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*/ |
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$meta_keys = apply_filters_ref_array( 'gravityview/view_collection/from_post/meta_keys', array( array(), $post, &$views ) ); |
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if ( function_exists( 'apply_filters_deprecated' ) ) { |
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$meta_keys = (array) apply_filters_deprecated( 'gravityview/data/parse/meta_keys', array( $meta_keys, $post->ID ), '2.0.7', 'gravityview/view_collection/from_post/meta_keys' ); |
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} else { |
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/** |
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* @filter `gravityview/data/parse/meta_keys` |
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* @deprecated |
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* @todo Require WP 4.6.0 so that `apply_filters_deprecated` is always available |
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* @see The `gravityview/view_collection/from_post/meta_keys` filter. |
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*/ |
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$meta_keys = (array) apply_filters( 'gravityview/data/parse/meta_keys', $meta_keys, $post->ID ); |
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} |
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/** What about inside post meta values? */ |
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foreach ( $meta_keys as $meta_key ) { |
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$views = self::merge_deep( $views, $post->{$meta_key} ); |
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} |
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} |
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return $views; |
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} |
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/** |
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* Process meta values when stored singular (string) or multiple (array). Supports nested arrays and JSON strings. |
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* |
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* @since 2.1 |
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* |
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* @param \GV\View_Collection $views Existing View Collection to merge with |
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* @param string|array $meta_value Value to parse. Normally the value of $post->{$meta_key}. |
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* |
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* @return \GV\View_Collection $views View Collection containing any additional Views found |
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*/ |
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private static function merge_deep( $views, $meta_value ) { |
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$meta_value = gv_maybe_json_decode( $meta_value, true ); |
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if ( is_array( $meta_value ) ) { |
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foreach ( $meta_value as $index => $item ) { |
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$meta_value[ $index ] = self::merge_deep( $views, $item ); |
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} |
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} |
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if ( is_string( $meta_value ) ) { |
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$views->merge( self::from_content( $meta_value ) ); |
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} |
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return $views; |
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} |
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/** |
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* Get a list of detected \GV\View objects inside the supplied content. |
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* |
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* The content can have a shortcode, this is the simplest case. |
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* |
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* @param string $content The content to look into. |
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* |
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* @api |
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* @since 2.0 |
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* @return \GV\View_Collection A \GV\View_Collection instance containing the views inside the supplied \WP_Post. |
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*/ |
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public static function from_content( $content ) { |
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$views = new self(); |
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/** Let's find us some [gravityview] shortcodes perhaps. */ |
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foreach ( Shortcode::parse( $content ) as $shortcode ) { |
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if ( $shortcode->name != 'gravityview' || empty( $shortcode->atts['id'] ) ) { |
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continue; |
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} |
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if ( is_numeric( $shortcode->atts['id'] ) ) { |
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$view = View::by_id( $shortcode->atts['id'] ); |
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if ( ! $view ) { |
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continue; |
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} |
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$view->settings->update( $shortcode->atts ); |
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$views->add( $view ); |
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} |
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} |
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return $views; |
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} |
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} |
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Since your code implements the magic getter
_get
, this function will be called for any read access on an undefined variable. You can add the@property
annotation to your class or interface to document the existence of this variable.If the property has read access only, you can use the @property-read annotation instead.
Of course, you may also just have mistyped another name, in which case you should fix the error.
See also the PhpDoc documentation for @property.