X-Git-Url: https://scripts.mit.edu/gitweb/autoinstallsdev/mediawiki.git/blobdiff_plain/19e297c21b10b1b8a3acad5e73fc71dcb35db44a..6932310fd58ebef145fa01eb76edf7150284d8ea:/vendor/oojs/oojs-ui/php/widgets/DropdownInputWidget.php

diff --git a/vendor/oojs/oojs-ui/php/widgets/DropdownInputWidget.php b/vendor/oojs/oojs-ui/php/widgets/DropdownInputWidget.php
new file mode 100644
index 00000000..83430f5f
--- /dev/null
+++ b/vendor/oojs/oojs-ui/php/widgets/DropdownInputWidget.php
@@ -0,0 +1,112 @@
+<?php
+
+namespace OOUI;
+
+/**
+ * Dropdown input widget, wrapping a `<select>` element. Intended to be used within a
+ * OO.ui.FormLayout.
+ */
+class DropdownInputWidget extends InputWidget {
+	/**
+	 * HTML `<option>` tags for this widget, as Tags.
+	 * @var array
+	 */
+	protected $options = [];
+
+	/**
+	 * @param array $config Configuration options
+	 * @param array[] $config['options'] Array of menu options in the format
+	 *   `[ 'data' => …, 'label' => … ]`
+	 */
+	public function __construct( array $config = [] ) {
+		// Parent constructor
+		parent::__construct( $config );
+
+		// Initialization
+		$this->setOptions( isset( $config['options'] ) ? $config['options'] : [] );
+		$this->addClasses( [ 'oo-ui-dropdownInputWidget', 'oo-ui-dropdownInputWidget-php' ] );
+		$this->input->addClasses( [ 'oo-ui-indicator-down' ] );
+	}
+
+	protected function getInputElement( $config ) {
+		return new Tag( 'select' );
+	}
+
+	public function setValue( $value ) {
+		$this->value = $this->cleanUpValue( $value );
+		foreach ( $this->options as &$opt ) {
+			if ( $opt->getAttribute( 'value' ) === $this->value ) {
+				$opt->setAttributes( [ 'selected' => 'selected' ] );
+			} else {
+				$opt->removeAttributes( [ 'selected' ] );
+			}
+		}
+		return $this;
+	}
+
+	/**
+	 * Set the options available for this input.
+	 *
+	 * @param array[] $options Array of menu options in the format
+	 *   `[ 'data' => …, 'label' => … ]`
+	 * @return $this
+	 */
+	public function setOptions( $options ) {
+		$value = $this->getValue();
+		$isValueAvailable = false;
+		$this->options = [];
+		$container = $this->input;
+
+		// Rebuild the dropdown menu
+		$this->input->clearContent();
+		foreach ( $options as $opt ) {
+			if ( empty( $opt['optgroup'] ) ) {
+				$optValue = $this->cleanUpValue( $opt['data'] );
+				$option = ( new Tag( 'option' ) )
+					->setAttributes( [ 'value' => $optValue ] )
+					->appendContent( isset( $opt['label'] ) ? $opt['label'] : $optValue );
+
+				if ( $value === $optValue ) {
+					$isValueAvailable = true;
+				}
+				$container->appendContent( $option );
+			} else {
+				$option = ( new Tag( 'optgroup' ) )
+					->setAttributes( [ 'label' => $opt['optgroup'] ] );
+				$this->input->appendContent( $option );
+				$container = $option;
+			}
+
+			$this->options[] = $option;
+		}
+
+		// Restore the previous value, or reset to something sensible
+		if ( $isValueAvailable ) {
+			// Previous value is still available
+			$this->setValue( $value );
+		} else {
+			// No longer valid, reset
+			if ( count( $options ) ) {
+				$this->setValue( $options[0]['data'] );
+			}
+		}
+
+		return $this;
+	}
+
+	public function getConfig( &$config ) {
+		$o = [];
+		foreach ( $this->options as $option ) {
+			if ( $option->getTag() !== 'optgroup' ) {
+				$label = $option->content[0];
+				$data = $option->getAttribute( 'value' );
+				$o[] = [ 'data' => $data, 'label' => $label ];
+			} else {
+				$optgroup = $option->getAttribute( 'label' );
+				$o[] = [ 'optgroup' => $optgroup ];
+			}
+		}
+		$config['options'] = $o;
+		return parent::getConfig( $config );
+	}
+}