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<?php |
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/** |
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* OpenStation App Framework — effects. |
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* |
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* What an action wants the shell to do besides repainting the body: |
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* show a toast, retitle the window, close it, open another one, set |
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* a badge, pop a context menu. An action calls `$os->toast( … )`; the |
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* runtime ships the list to the client, which performs each one |
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* after the morph. |
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* |
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* @package OpenStation |
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*/ |
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|
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namespace OpenStation\App; |
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|
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// Direct access, unless a standalone host is booting on bare PHP. |
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if ( ! defined( 'ABSPATH' ) ) { |
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defined( 'OPENSTATION_STANDALONE' ) || exit; |
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} |
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|
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/** |
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* Queue of shell effects for one dispatch. |
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*/ |
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final class Effects { |
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|
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/** |
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* @var array<int,array<string,mixed>> |
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*/ |
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private $items = array(); |
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|
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/** |
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* Show a toast. |
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* |
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* There is no tone: the shell renders every toast the same way |
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* (`wp.os.showToast()` takes no severity), so a `$tone` argument |
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* here would be a promise the platform cannot keep. Say what |
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* happened in the message, and use `<os-notice tone="…">` in the |
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* body when a state needs a colour. |
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* |
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* @param string $message Text. |
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* @return self |
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*/ |
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public function toast( $message ) { |
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return $this->add( 'toast', array( 'message' => (string) $message ) ); |
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} |
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|
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/** |
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* Retitle the window for this session. |
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* |
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* @param string $title New title. |
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* @return self |
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*/ |
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public function title( $title ) { |
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return $this->add( 'title', array( 'title' => (string) $title ) ); |
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} |
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|
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/** |
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* Close the window once the response lands. |
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* |
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* @return self |
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*/ |
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public function close() { |
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return $this->add( 'close', array() ); |
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} |
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|
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/** |
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* Open (or focus) another registered window. |
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* |
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* @param string $window_id Native window id. |
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* @return self |
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*/ |
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public function open( $window_id ) { |
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return $this->add( 'open', array( 'window' => (string) $window_id ) ); |
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} |
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|
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/** |
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* Open an admin URL in an iframe window (an edit screen, a |
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* settings page). |
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* |
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* @param string $url Admin URL. |
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* @param string $title Window title; the page's own title when ''. |
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* @param string $icon Window icon (a Dashicons class or an image |
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* URL); the shell's generic glyph when ''. |
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* @return self |
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*/ |
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public function open_url( $url, $title = '', $icon = '' ) { |
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return $this->add( |
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'open_url', |
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array( |
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'url' => (string) $url, |
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'title' => (string) $title, |
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'icon' => (string) $icon, |
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) |
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); |
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} |
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|
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/** |
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* Set (or clear with 0) the badge on the app's dock tile and |
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* desktop icon. |
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* |
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* @param int $count Count; 0 clears. |
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* @return self |
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*/ |
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public function badge( $count ) { |
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return $this->add( 'badge', array( 'count' => max( 0, (int) $count ) ) ); |
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} |
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|
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/** |
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* Swap the art on every rail hosting the app's tile — dock, |
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* taskbar, desktop icon. State-driven icons (the Recycle Bin's |
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* empty/full bin is the canonical case). |
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* |
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* @param string $icon SVG data URI or image URL. |
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* @return self |
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*/ |
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public function icon( $icon ) { |
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return $this->add( 'icon', array( 'icon' => (string) $icon ) ); |
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} |
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|
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/** |
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* Announce a content change so every window showing that content |
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* refreshes (`wp.os.announceContentChange`). |
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* |
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* @param string $type Content type, e.g. `post`, `comment`, `user`. |
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* @param string $action `created` | `updated` | `trashed` | `untrashed` | `deleted`. |
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* @param int|int[] $ids Affected ids. |
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* @return self |
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*/ |
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public function announce( $type, $action, $ids ) { |
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return $this->add( |
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'announce', |
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array( |
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'contentType' => (string) $type, |
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'action' => (string) $action, |
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'ids' => array_values( array_map( 'intval', (array) $ids ) ), |
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) |
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); |
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} |
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|
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/** |
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* Pop a context menu at the pointer. Each item dispatches an |
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* action when picked. |
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* |
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* @param array<int,array<string,mixed>> $items Each: `label`, `action` (required), `args`, `icon`, `danger`, `disabled`. |
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* @return self |
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*/ |
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public function menu( array $items ) { |
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$clean = array(); |
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foreach ( $items as $index => $item ) { |
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if ( empty( $item['label'] ) || empty( $item['action'] ) ) { |
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continue; |
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} |
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$clean[] = array( |
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'id' => isset( $item['id'] ) ? (string) $item['id'] : 'item-' . $index, |
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'label' => (string) $item['label'], |
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'action' => (string) $item['action'], |
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'args' => isset( $item['args'] ) && is_array( $item['args'] ) ? $item['args'] : array(), |
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'icon' => isset( $item['icon'] ) ? (string) $item['icon'] : '', |
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'danger' => ! empty( $item['danger'] ), |
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'disabled' => ! empty( $item['disabled'] ), |
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); |
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} |
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return $this->add( 'menu', array( 'items' => $clean ) ); |
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} |
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|
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/** |
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* Publish on the window's channel bus (`ctx.window.send`), for |
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* peers connected with `wp.os.connect( id )`. |
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* |
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* @param string $channel Channel name. |
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* @param mixed $payload Serialisable payload. |
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* @return self |
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*/ |
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public function send( $channel, $payload = null ) { |
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return $this->add( |
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'send', |
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array( |
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'channel' => (string) $channel, |
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'payload' => $payload, |
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) |
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); |
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} |
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|
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/** |
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* Ask the shell to rebuild its registries from a fresh menu |
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* payload (`wp.os.refreshMenu()`). |
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* |
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* For an action that changed what the SERVER registers — a site |
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* option that gates a whole module, a per-user flag a plugin's |
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* `init` reads. The shell only learns about server registrations |
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* from a payload, and the request that wrote the option decided, |
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* near its own start, what to register: it cannot report the |
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* window it would now add. The refresh is a separate request by |
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* design, which an effect — performed after this response lands — |
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* is exactly. |
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* |
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* @return self |
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*/ |
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public function refresh_menu() { |
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return $this->add( 'refresh_menu', array() ); |
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} |
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|
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/** |
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* Queue a custom effect for a runtime extension to handle. |
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* |
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* @param string $type Effect type. |
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* @param array<string,mixed> $data Payload. |
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* @return self |
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*/ |
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public function add( $type, array $data = array() ) { |
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$this->items[] = array_merge( array( 'type' => (string) $type ), $data ); |
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return $this; |
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} |
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|
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/** |
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* Everything queued, in order. |
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* |
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* @return array<int,array<string,mixed>> |
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*/ |
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public function all() { |
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return $this->items; |
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} |
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} |
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|
