Merge pull request #4630 from Vitaliy-1/ojs-stable-3_1_1-i3691

#3691 default CSS for HTML galleys for stable-3.1.1
pkp · Mar 26, 2019 · b978c8c · b978c8c
2 parents e8a1241 + 3d4e852
commit b978c8c
Showing 1 changed file with 42 additions and 0 deletions.
diff --git a/classes/template/PKPTemplateManager.inc.php b/classes/template/PKPTemplateManager.inc.php
@@ -1495,6 +1495,48 @@ function smartyLoadStylesheet($params, $smarty) {
 		return $output;
 	}
 
+	/**
+	 * Inject default styles into a HTML galley
+	 *
+	 * Any styles assigned to the `htmlGalley` context will be injected into the
+	 * galley unless the galley already has an embedded CSS file.
+	 *
+	 * @param $htmlContent string The HTML file content
+	 * @param $embeddedFiles array Additional files embedded in this galley
+	 */
+	function loadHtmlGalleyStyles($htmlContent, $embeddedFiles) {
+
+		if (empty($htmlContent)) {
+			return $htmlContent;
+		}
+
+		$hasEmbeddedStyle = false;
+		foreach ($embeddedFiles as $embeddedFile) {
+			if ($embeddedFile->getFileType() === 'text/css') {
+				$hasEmbeddedStyle = true;
+				break;
+			}
+		}
+
+		if ($hasEmbeddedStyle) {
+			return $htmlContent;
+		}
+
+		$links = '';
+		$styles = $this->getResourcesByContext($this->_styleSheets, 'htmlGalley');
+
+		if (!empty($styles)) {
+			ksort($styles);
+			foreach ($styles as $priorityGroup) {
+				foreach ($priorityGroup as $htmlStyle) {
+					$links .= '<link rel="stylesheet" href="' . $htmlStyle['style'] . '" type="text/css">' . "\n";
+				}
+			}
+		}
+
+		return str_ireplace('<head>', '<head>' . "\n" . $links, $htmlContent);
+	}
+
 	/**
 	 * Smarty usage: {load_script context="backend" scripts=$scripts}
 	 *