Implemented get_extra_scss function.

CHANGES.md

@@ -3,6 +3,9 @@ moodle-theme_boost_campus
 
 Changes
 -------
+### Unreleased
+
+* 2018-02-21 - Implemented get_extra_scss function.
 
 ### Release v3.4-r1
 

config.php

@@ -145,6 +145,7 @@ $THEME->layouts = [
 ];
 
 $THEME->enable_dock = false;
+$THEME->extrascsscallback = 'theme_boost_campus_get_extra_scss';
 $THEME->prescsscallback = 'theme_boost_campus_get_pre_scss';
 $THEME->yuicssmodules = array();
 $THEME->rendererfactory = 'theme_overridden_renderer_factory';

lib.php

@@ -127,6 +127,29 @@ function theme_boost_campus_get_pre_scss($theme) {
     return $scss;
 }
 
+/**
+ * Inject additional SCSS.
+ * We implemented this function as a duplicate of theme_boost, because we need this
+ * for the child theme boost_campus_child.
+ *
+ * @param theme_config $theme The theme config object.
+ * @return string
+ */
+function theme_boost_campus_get_extra_scss($theme) {
+    $content = '';
+    $imageurl = $theme->setting_file_url('backgroundimage', 'backgroundimage');
+
+    // Sets the background image, and its settings.
+    if (!empty($imageurl)) {
+        $content .= 'body { ';
+        $content .= "background-image: url('$imageurl');";
+        $content .= ' }';
+    }
+
+    // Always return the background image with the scss when we have it.
+    return !empty($theme->settings->scss) ? $theme->settings->scss . ' ' . $content : $content;
+}
+
 /**
  * Implement pluginfile function to deliver files which are uploaded in theme settings
  *

version.php

@@ -25,7 +25,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'theme_boost_campus';
-$plugin->version = 2018021900;
+$plugin->version = 2018022100;
 $plugin->release = 'v3.4-r1';
 $plugin->requires = 2017111300;
 $plugin->maturity = MATURITY_STABLE;