diff --git a/src/Core/Theme.php b/src/Core/Theme.php
index ff3265c90..f7dce3c29 100644
--- a/src/Core/Theme.php
+++ b/src/Core/Theme.php
@@ -257,4 +257,56 @@ class Theme
return 'view/theme/' . $theme . '/style.pcss' . (!empty($query_params) ? '?' . http_build_query($query_params) : '');
}
+
+ /**
+ * Returns the background color of the provided theme if available.
+ *
+ * @param string $theme
+ * @param int|null $uid Current logged-in user id
+ * @return string|null
+ */
+ public static function getBackgroundColor(string $theme, $uid = null)
+ {
+ $theme = Strings::sanitizeFilePathItem($theme);
+
+ $return = null;
+
+ // silently fail if theme was removed or if $theme is funky
+ if (file_exists("view/theme/$theme/theme.php")) {
+ include_once "view/theme/$theme/theme.php";
+
+ $func = "{$theme}_get_background_color";
+ if (function_exists($func)) {
+ $return = $func($uid);
+ }
+ }
+
+ return $return;
+ }
+
+ /**
+ * Returns the theme color of the provided theme if available.
+ *
+ * @param string $theme
+ * @param int|null $uid Current logged-in user id
+ * @return string|null
+ */
+ public static function getThemeColor(string $theme, int $uid = null)
+ {
+ $theme = Strings::sanitizeFilePathItem($theme);
+
+ $return = null;
+
+ // silently fail if theme was removed or if $theme is funky
+ if (file_exists("view/theme/$theme/theme.php")) {
+ include_once "view/theme/$theme/theme.php";
+
+ $func = "{$theme}_get_theme_color";
+ if (function_exists($func)) {
+ $return = $func($uid);
+ }
+ }
+
+ return $return;
+ }
}
diff --git a/view/theme/duepuntozero/theme.php b/view/theme/duepuntozero/theme.php
index 33ad00baf..10427df6f 100644
--- a/view/theme/duepuntozero/theme.php
+++ b/view/theme/duepuntozero/theme.php
@@ -98,3 +98,25 @@ $(document).ready(function() {
EOT;
}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getBackgroundColor()
+ * @TODO Implement this function
+ */
+function duepuntozero_get_background_color(int $uid = null)
+{
+ return null;
+}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getThemeColor()
+ * @TODO Implement this function
+ */
+function duepuntozero_get_theme_color(int $uid = null)
+{
+ return null;
+}
diff --git a/view/theme/frio/theme.php b/view/theme/frio/theme.php
index f256bec69..daeb22a5e 100644
--- a/view/theme/frio/theme.php
+++ b/view/theme/frio/theme.php
@@ -366,3 +366,51 @@ function frio_display_item(App $a, &$arr)
}
$arr['output']['subthread'] = $subthread;
}
+
+/**
+ * @param int|null $uid
+ * @return string
+ * @see \Friendica\Core\Theme::getBackgroundColor()
+ */
+function frio_get_background_color(int $uid = null)
+{
+ $background_color = DI::config()->get('frio', 'background_color') ?: '#ededed';
+
+ if ($uid) {
+ $background_color = DI::pConfig()->get($uid, 'frio', 'background_color') ?: $background_color;
+ }
+
+ $scheme = DI::config()->get('frio', 'scheme', DI::config()->get('frio', 'schema'));
+ $scheme = Strings::sanitizeFilePathItem($scheme);
+
+ if ($scheme && ($scheme != '---') && file_exists('view/theme/frio/scheme/' . $scheme . '.php')) {
+ $schemefile = 'view/theme/frio/scheme/' . $scheme . '.php';
+ require_once $schemefile;
+ }
+
+ return $background_color;
+}
+
+/**
+ * @param int|null $uid
+ * @return string
+ * @see \Friendica\Core\Theme::getThemeColor()
+ */
+function frio_get_theme_color(int $uid = null)
+{
+ $nav_bg = DI::config()->get('frio', 'nav_bg') ?: '#708fa0';
+
+ if ($uid) {
+ $nav_bg = DI::pConfig()->get($uid, 'frio', 'background_color') ?: $nav_bg;
+ }
+
+ $scheme = DI::config()->get('frio', 'scheme', DI::config()->get('frio', 'schema'));
+ $scheme = Strings::sanitizeFilePathItem($scheme);
+
+ if ($scheme && ($scheme != '---') && file_exists('view/theme/frio/scheme/' . $scheme . '.php')) {
+ $schemefile = 'view/theme/frio/scheme/' . $scheme . '.php';
+ require_once $schemefile;
+ }
+
+ return $nav_bg;
+}
diff --git a/view/theme/quattro/theme.php b/view/theme/quattro/theme.php
index d54517de7..3ff9302c8 100644
--- a/view/theme/quattro/theme.php
+++ b/view/theme/quattro/theme.php
@@ -14,3 +14,25 @@ function quattro_init(App $a) {
DI::page()['htmlhead'] .= '';
DI::page()['htmlhead'] .= '';;
}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getBackgroundColor()
+ * @TODO Implement this function
+ */
+function quattro_get_background_color(int $uid = null)
+{
+ return null;
+}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getThemeColor()
+ * @TODO Implement this function
+ */
+function quattro_get_theme_color(int $uid = null)
+{
+ return null;
+}
diff --git a/view/theme/smoothly/theme.php b/view/theme/smoothly/theme.php
index e6f40749f..e20e9003f 100644
--- a/view/theme/smoothly/theme.php
+++ b/view/theme/smoothly/theme.php
@@ -93,3 +93,25 @@ if (! function_exists('_js_in_foot')) {
return DI::page()['bottom'] = Renderer::replaceMacros($tpl, $bottom);
}
}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getBackgroundColor()
+ * @TODO Implement this function
+ */
+function smoothly_get_background_color(int $uid = null)
+{
+ return null;
+}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getThemeColor()
+ * @TODO Implement this function
+ */
+function smoothly_get_theme_color(int $uid = null)
+{
+ return null;
+}
diff --git a/view/theme/vier/theme.php b/view/theme/vier/theme.php
index e5d5e1ce9..fcbb148dc 100644
--- a/view/theme/vier/theme.php
+++ b/view/theme/vier/theme.php
@@ -364,3 +364,25 @@ function vier_community_info()
$tpl = Renderer::getMarkupTemplate('communityhome.tpl');
DI::page()['right_aside'] = Renderer::replaceMacros($tpl, $aside);
}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getBackgroundColor()
+ * @TODO Implement this function
+ */
+function vier_get_background_color(int $uid = null)
+{
+ return null;
+}
+
+/**
+ * @param int|null $uid
+ * @return null
+ * @see \Friendica\Core\Theme::getThemeColor()
+ * @TODO Implement this function
+ */
+function vier_get_theme_color(int $uid = null)
+{
+ return null;
+}