1 files changed, 162 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticResultFormats/src/Outline/ListTreeBuilder.php b/www/wiki/extensions/SemanticResultFormats/src/Outline/ListTreeBuilder.php
new file mode 100644
index 00000000..f64a4366
--- /dev/null
+++ b/www/wiki/extensions/SemanticResultFormats/src/Outline/ListTreeBuilder.php
@@ -0,0 +1,162 @@
+<?php
+
+namespace SRF\Outline;
+
+use SMW\Query\PrintRequest;
+use SRF\Outline\OutlineTree;
+use SMWDataItem as DataItem;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.1
+ *
+ * @author mwjames
+ */
+class ListTreeBuilder {
+
+	/**
+	 * @var []
+	 */
+	private $params = [];
+
+	/**
+	 * @var Linker
+	 */
+	private $linker;
+
+	/**
+	 * @param array $params
+	 */
+	public function __construct( array $params ) {
+		$this->params = $params;
+	}
+
+	/**
+	 * @since 3.1
+	 *
+	 * @param Linker|null|false $linker
+	 */
+	public function setLinker( $linker ) {
+		$this->linker = $linker;
+	}
+
+	/**
+	 * @since 3.1
+	 *
+	 * @param OutlineTree $tree
+	 *
+	 * @return string
+	 */
+	public function build( OutlineTree $outlineTree ) {
+		return $this->tree( $outlineTree );
+	}
+
+	private function tree( $outline_tree, $level = 0 ) {
+		$text = "";
+
+		if ( !is_null( $outline_tree->items ) ) {
+			$text .= "<ul>\n";
+			foreach ( $outline_tree->items as $item ) {
+				$text .= "<li>{$this->item($item)}</li>\n";
+			}
+			$text .= "</ul>\n";
+		}
+
+		if ( $level > 0 ) {
+			$text .= "<ul>\n";
+		}
+
+		$num_levels = count( $this->params['outlineproperties'] );
+		// set font size and weight depending on level we're at
+		$font_level = $level;
+
+		if ( $num_levels < 4 ) {
+			$font_level += ( 4 - $num_levels );
+		}
+
+		if ( $font_level == 0 ) {
+			$font_size = 'x-large';
+		} elseif ( $font_level == 1 ) {
+			$font_size = 'large';
+		} elseif ( $font_level == 2 ) {
+			$font_size = 'medium';
+		} else {
+			$font_size = 'small';
+		}
+
+		if ( $font_level == 3 ) {
+			$font_weight = 'bold';
+		} else {
+			$font_weight = 'regular';
+		}
+
+		foreach ( $outline_tree->tree as $key => $node ) {
+			$text .= "<p style=\"font-size: $font_size; font-weight: $font_weight;\">$key</p>\n";
+			$text .= $this->tree( $node, $level + 1 );
+		}
+
+		if ( $level > 0 ) {
+			$text .= "</ul>\n";
+		}
+
+		return $text;
+	}
+
+	private function item( $item ) {
+		$first_col = true;
+		$found_values = false; // has anything but the first column been printed?
+		$result = "";
+
+		foreach ( $item->row as $resultArray ) {
+
+			$printRequest = $resultArray->getPrintRequest();
+			$val = $printRequest->getText( SMW_OUTPUT_WIKI, null );
+			$first_value = true;
+
+			if ( in_array( $val, $this->params['outlineproperties'] ) ) {
+				continue;
+			}
+
+			$linker = $this->params['link'] === 'all' ? $this->linker : null;
+
+			if ( $this->params['link'] === 'subject' && $printRequest->isMode( PrintRequest::PRINT_THIS ) ) {
+				$linker = $this->linker;
+			}
+
+			while ( ( $dv = $resultArray->getNextDataValue() ) !== false ) {
+
+				if ( !$first_col && !$found_values ) { // first values after first column
+					$result .= ' (';
+					$found_values = true;
+				} elseif ( $found_values || !$first_value ) {
+					// any value after '(' or non-first values on first column
+					$result .= ', ';
+				}
+
+				if ( $first_value ) { // first value in any column, print header
+					$first_value = false;
+					if ( $this->params['showHeaders'] && ( '' != $printRequest->getLabel() ) ) {
+						$result .= $printRequest->getText( SMW_OUTPUT_WIKI, $linker ) . ' ';
+					}
+				}
+
+				$dataItem = $dv->getDataItem();
+
+				if ( $linker === null && $dataItem->getDIType() === DataItem::TYPE_WIKIPAGE && ( $caption = $dv->getDisplayTitle() ) !== '' ) {
+					$dv->setCaption( $caption );
+				}
+
+				$result .= $dv->getShortText( SMW_OUTPUT_WIKI, $linker );
+			}
+
+			$first_col = false;
+		}
+
+		if ( $found_values ) {
+			$result .= ')';
+		}
+
+		return $result;
+	}
+
+}
+\ No newline at end of file