1 files changed, 89 insertions, 0 deletions
diff --git a/www/wiki/includes/htmlform/fields/HTMLSizeFilterField.php b/www/wiki/includes/htmlform/fields/HTMLSizeFilterField.php
new file mode 100644
index 00000000..145a0ecd
--- /dev/null
+++ b/www/wiki/includes/htmlform/fields/HTMLSizeFilterField.php
@@ -0,0 +1,89 @@
+<?php
+
+/**
+ * A size filter field for use on query-type special pages. It looks a bit like:
+ *
+ *    (o) Min size  ( ) Max size:  [       ] bytes
+ *
+ * Minimum size limits are represented using a positive integer, while maximum
+ * size limits are represented using a negative integer.
+ */
+class HTMLSizeFilterField extends HTMLIntField {
+	public function getSize() {
+		return isset( $this->mParams['size'] ) ? $this->mParams['size'] : 9;
+	}
+
+	public function getInputHTML( $value ) {
+		$attribs = [];
+		if ( !empty( $this->mParams['disabled'] ) ) {
+			$attribs['disabled'] = 'disabled';
+		}
+
+		$html = Xml::radioLabel(
+			$this->msg( 'minimum-size' )->text(),
+			$this->mName . '-mode',
+			'min',
+			$this->mID . '-mode-min',
+			$value >= 0,
+			$attribs
+		);
+		$html .= '&#160;' . Xml::radioLabel(
+			$this->msg( 'maximum-size' )->text(),
+			$this->mName . '-mode',
+			'max',
+			$this->mID . '-mode-max',
+			$value < 0,
+			$attribs
+		);
+		$html .= '&#160;' . parent::getInputHTML( $value ? abs( $value ) : '' );
+		$html .= '&#160;' . $this->msg( 'pagesize' )->parse();
+
+		return $html;
+	}
+
+	protected function getInputWidget( $params ) {
+		$this->mParent->getOutput()->addModuleStyles( 'mediawiki.widgets.SizeFilterWidget.styles' );
+
+		// negative numbers represent "max", positive numbers represent "min"
+		$value = $params['value'];
+
+		$params['value'] = $value ? abs( $value ) : '';
+
+		return new MediaWiki\Widget\SizeFilterWidget( [
+			'selectMin' => $value >= 0,
+			'textinput' => $params,
+			'radioselectinput' => [
+				'name' => $this->mName . '-mode',
+				'disabled' => !empty( $this->mParams['disabled'] ),
+			],
+		] );
+	}
+
+	protected function getOOUIModules() {
+		return [ 'mediawiki.widgets.SizeFilterWidget' ];
+	}
+
+	/**
+	 * @param WebRequest $request
+	 *
+	 * @return string|int
+	 */
+	public function loadDataFromRequest( $request ) {
+		$size = $request->getInt( $this->mName );
+		if ( !$size ) {
+			return $this->getDefault();
+		}
+		$size = abs( $size );
+
+		// negative numbers represent "max", positive numbers represent "min"
+		if ( $request->getVal( $this->mName . '-mode' ) === 'max' ) {
+			return -$size;
+		} else {
+			return $size;
+		}
+	}
+
+	protected function needsLabel() {
+		return false;
+	}
+}