1 files changed, 62 insertions, 0 deletions
diff --git a/www/wiki/extensions/CiteThisPage/CiteThisPage.hooks.php b/www/wiki/extensions/CiteThisPage/CiteThisPage.hooks.php
new file mode 100644
index 00000000..7f7572f7
--- /dev/null
+++ b/www/wiki/extensions/CiteThisPage/CiteThisPage.hooks.php
@@ -0,0 +1,62 @@
+<?php
+
+class CiteThisPageHooks {
+
+	/**
+	 * @param SkinTemplate $skintemplate
+	 * @param $nav_urls
+	 * @param $oldid
+	 * @param $revid
+	 * @return bool
+	 */
+	public static function onSkinTemplateBuildNavUrlsNav_urlsAfterPermalink(
+		&$skintemplate, &$nav_urls, &$oldid, &$revid
+	) {
+		// check whether we’re in the right namespace, the $revid has the correct type and is not empty
+		// (which would mean that the current page doesn’t exist)
+		$title = $skintemplate->getTitle();
+		if ( self::shouldAddLink( $title ) && $revid !== 0 && !empty( $revid ) ) {
+			$nav_urls['citethispage'] = [
+				'text' => $skintemplate->msg( 'citethispage-link' )->text(),
+				'href' => SpecialPage::getTitleFor( 'CiteThisPage' )
+					->getLocalURL( [ 'page' => $title->getPrefixedDBkey(), 'id' => $revid ] ),
+				'id' => 't-cite',
+				# Used message keys: 'tooltip-citethispage', 'accesskey-citethispage'
+				'single-id' => 'citethispage',
+			];
+		}
+
+		return true;
+	}
+
+	/**
+	 * Checks, if the "cite this page" link should be added. By default the link is added to all
+	 * pages in the main namespace, and additionally to pages, which are in one of the namespaces
+	 * named in $wgCiteThisPageAddiotionalNamespaces.
+	 *
+	 * @param Title $title
+	 * @return bool
+	 */
+	private static function shouldAddLink( Title $title ) {
+		global $wgCiteThisPageAdditionalNamespaces;
+
+		return $title->isContentPage() ||
+			(
+				isset( $wgCiteThisPageAdditionalNamespaces[$title->getNamespace()] ) &&
+				$wgCiteThisPageAdditionalNamespaces[$title->getNamespace()]
+			);
+	}
+
+	/**
+	 * @param BaseTemplate $baseTemplate
+	 * @param array $toolbox
+	 * @return bool
+	 */
+	public static function onBaseTemplateToolbox( BaseTemplate $baseTemplate, array &$toolbox ) {
+		if ( isset( $baseTemplate->data['nav_urls']['citethispage'] ) ) {
+			$toolbox['citethispage'] = $baseTemplate->data['nav_urls']['citethispage'];
+		}
+
+		return true;
+	}
+}