1 files changed, 290 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Renderer/HtmlTableRenderer.php b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Renderer/HtmlTableRenderer.php
new file mode 100644
index 00000000..00c9d4ba
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Renderer/HtmlTableRenderer.php
@@ -0,0 +1,290 @@
+<?php
+
+namespace SMW\MediaWiki\Renderer;
+
+use Html;
+
+/**
+ * @license GNU GPL v2+
+ * @since   1.9
+ *
+ * @author mwjames
+ */
+class HtmlTableRenderer {
+
+	/**
+	 * @var array
+	 */
+	private $headerItems = [];
+
+	/**
+	 * @var array
+	 */
+	private $tableRows = [];
+
+	/**
+	 * @var array
+	 */
+	private $rawRows = [];
+
+	/**
+	 * @var array
+	 */
+	private $tableHeaders = [];
+
+	/**
+	 * @var array
+	 */
+	private $rawHeaders = [];
+
+	/**
+	 * @var array
+	 */
+	private $tableCells = [];
+
+	/**
+	 * @var array
+	 */
+	private $transpose = false;
+
+	/**
+	 * @par Example:
+	 * @code
+	 * $tableBuilder = new TableBuilder();
+	 *
+	 * $tableBuilder
+	 *  	->addHeader( 'Foo' )
+	 *  	->addHeader( 'Bar' )
+	 *  	->addCell( 'Lula' )
+	 *  	->addCell( 'Lala' )
+	 *  	->addRow();
+	 *
+	 * $tableBuilder->getHtml()
+	 * @endcode
+	 *
+	 * @since 1.9
+	 *
+	 * @param boolean $htmlContext
+	 */
+	public function __construct( $htmlContext = false ) {
+		$this->htmlContext = $htmlContext;
+	}
+
+	/**
+	 * @since 2.1
+	 *
+	 * @param boolean $htmlContext
+	 */
+	public function setHtmlContext( $htmlContext ) {
+		$this->htmlContext = $htmlContext;
+		return $this;
+	}
+
+	/**
+	 * @since 1.9
+	 *
+	 * @param boolean $transpose
+	 *
+	 * @return TableBuilder
+	 */
+	public function transpose( $transpose = true ) {
+		$this->transpose = $transpose;
+		return $this;
+	}
+
+	/**
+	 * Adds an arbitrary header item to an internal array
+	 *
+	 * @since 1.9
+	 *
+	 * @param string $element
+	 * @param string $content
+	 * @param array $attributes
+	 *
+	 * @return string
+	 */
+	public function addHeaderItem( $element, $content = '', $attributes = [] ) {
+		$this->headerItems[] = Html::rawElement( $element, $attributes, $content );
+	}
+
+	/**
+	 * Returns concatenated header items
+	 *
+	 * @since 1.9
+	 *
+	 * @return string
+	 */
+	public function getHeaderItems() {
+		return implode( '', $this->headerItems );
+	}
+
+	/**
+	 * Collects and adds table cells
+	 *
+	 * @since 1.9
+	 *
+	 * @param string $content
+	 * @param array $attributes
+	 *
+	 * @return TableBuilder
+	 */
+	public function addCell( $content = '', $attributes = [] ) {
+		if ( $content !== '' ) {
+			$this->tableCells[] = $this->createCell( $content, $attributes );
+		}
+		return $this;
+	}
+
+	/**
+	 * Collects and adds table headers
+	 *
+	 * @since 1.9
+	 *
+	 * @param string $content
+	 * @param array $attributes
+	 *
+	 * @return TableBuilder
+	 */
+	public function addHeader( $content = '', $attributes = [] ) {
+		if ( $content !== '' ) {
+			$this->rawHeaders[] = [ 'content' => $content, 'attributes' => $attributes ];
+		}
+		return $this;
+	}
+
+	/**
+	 * Build a row from invoked cells, copy them into a new associated array
+	 * and delete those cells as they are now part of a row
+	 *
+	 * @par Example:
+	 * @code
+	 *  ...
+	 *  $TableBuilder->addCell( 'Lula' )->addCell( 'Lala' )->addRow()
+	 *  ...
+	 * @endcode
+	 *
+	 * @since 1.9
+	 *
+	 * @param array $attributes
+	 *
+	 * @return TableBuilder
+	 */
+	public function addRow( $attributes = [] ) {
+		if ( $this->tableCells !== [] ) {
+			$this->rawRows[] = [ 'cells' => $this->tableCells, 'attributes' => $attributes ];
+			$this->tableCells = [];
+		}
+		return $this;
+	}
+
+	/**
+	 * Returns a table
+	 *
+	 * @since 1.9
+	 *
+	 * @param array $attributes
+	 *
+	 * @return string
+	 */
+	public function getHtml( $attributes = [] ) {
+
+		$table = $this->transpose ? $this->buildTransposedTable() : $this->buildStandardTable();
+
+		if ( $this->transpose ) {
+			$attributes['data-transpose'] = true;
+		}
+
+		if ( $table !== '' ) {
+			return Html::rawElement( 'table', $attributes, $table );
+		}
+
+		return '';
+	}
+
+	private function createRow( $content = '', $attributes = [] ) {
+		$alternate = count( $this->tableRows ) % 2 == 0 ? 'row-odd' : 'row-even';
+
+		if ( isset( $attributes['class'] ) ) {
+			$attributes['class'] = $attributes['class'] . ' ' . $alternate;
+		} else {
+			$attributes['class'] = $alternate;
+		}
+
+		return Html::rawElement( 'tr', $attributes, $content );
+	}
+
+	private function createCell( $content = '', $attributes = [] ) {
+		return Html::rawElement( 'td', $attributes, $content );
+	}
+
+	private function createHeader( $content = '', $attributes = [] ) {
+		return Html::rawElement( 'th', $attributes, $content );
+	}
+
+	private function doConcatenatedHeader() {
+
+		if ( $this->htmlContext ) {
+			return Html::rawElement( 'thead', [], implode( '', $this->tableHeaders ) );
+		}
+
+		return implode( '', $this->tableHeaders );
+	}
+
+	private function doConcatenatedRows() {
+
+		if ( $this->htmlContext ) {
+			return Html::rawElement( 'tbody', [], implode( '', $this->tableRows ) );
+		}
+
+		return implode( '', $this->tableRows );
+	}
+
+	private function buildStandardTable() {
+		$this->tableHeaders = [];
+		$this->tableRows = [];
+
+		foreach( $this->rawHeaders as $i => $header ) {
+			$this->tableHeaders[] = $this->createHeader( $header['content'], $header['attributes'] );
+		}
+
+		foreach( $this->rawRows as $row ) {
+			$this->tableRows[] = $this->createRow( implode( '', $row['cells'] ), $row['attributes'] );
+		}
+
+		return $this->doConcatenatedHeader() . $this->doConcatenatedRows();
+	}
+
+	private function buildTransposedTable() {
+		$this->tableRows = [];
+
+		foreach( $this->rawHeaders as $hIndex => $header ) {
+			$cells = [];
+			$headerItem =  $this->createHeader( $header['content'], $header['attributes'] );
+
+			foreach( $this->rawRows as $rIndex => $row ) {
+				$cells[] = $this->getTransposedCell( $hIndex, $row );
+			}
+
+			// Collect new rows
+			$this->tableRows[] = $this->createRow( $headerItem . implode( '', $cells ) );
+		}
+
+		return $this->doConcatenatedHeader() . $this->doConcatenatedRows();
+	}
+
+	private function getTransposedCell( $index, $row ) {
+
+		if ( isset( $row['cells'][$index] ) ) {
+			return $row['cells'][$index];
+		}
+
+		$attributes = [];
+
+		if ( isset( $row['attributes']['class'] ) && $row['attributes']['class'] === 'smwfooter' ) {
+			$attributes = [ 'class' => 'footer-cell' ];
+		}
+
+		return $this->createCell( '', $attributes );
+	}
+
+}