Add return types

Signed-off-by: Hamid Dehnavi <hamid.dev.pro@gmail.com>

themes/example/defaults.php

@@ -24,7 +24,7 @@ class OC_Theme {
 	 * Returns the base URL
 	 * @return string URL
 	 */
-	public function getBaseUrl() {
+	public function getBaseUrl(): string {
 		return 'https://nextcloud.com';
 	}
 
@@ -32,7 +32,7 @@ class OC_Theme {
 	 * Returns the documentation URL
 	 * @return string URL
 	 */
-	public function getDocBaseUrl() {
+	public function getDocBaseUrl(): string {
 		return 'https://docs.nextcloud.com';
 	}
 
@@ -40,7 +40,7 @@ class OC_Theme {
 	 * Returns the title
 	 * @return string title
 	 */
-	public function getTitle() {
+	public function getTitle(): string {
 		return 'Custom Cloud';
 	}
 
@@ -48,7 +48,7 @@ class OC_Theme {
 	 * Returns the short name of the software
 	 * @return string title
 	 */
-	public function getName() {
+	public function getName(): string {
 		return 'Custom Cloud';
 	}
 
@@ -56,7 +56,7 @@ class OC_Theme {
 	 * Returns the short name of the software containing HTML strings
 	 * @return string title
 	 */
-	public function getHTMLName() {
+	public function getHTMLName(): string {
 		return 'Custom Cloud';
 	}
 
@@ -64,7 +64,7 @@ class OC_Theme {
 	 * Returns entity (e.g. company name) - used for footer, copyright
 	 * @return string entity name
 	 */
-	public function getEntity() {
+	public function getEntity(): string {
 		return 'Custom Cloud Co.';
 	}
 
@@ -72,7 +72,7 @@ class OC_Theme {
 	 * Returns slogan
 	 * @return string slogan
 	 */
-	public function getSlogan() {
+	public function getSlogan(): string {
 		return 'Your custom cloud, personalized for you!';
 	}
 
@@ -80,7 +80,7 @@ class OC_Theme {
 	 * Returns short version of the footer
 	 * @return string short footer
 	 */
-	public function getShortFooter() {
+	public function getShortFooter(): string {
 		$footer = '© ' . date('Y') . ' <a href="' . $this->getBaseUrl() . '" target="_blank">' . $this->getEntity() . '</a>' .
 			'<br/>' . $this->getSlogan();
 
@@ -91,7 +91,7 @@ class OC_Theme {
 	 * Returns long version of the footer
 	 * @return string long footer
 	 */
-	public function getLongFooter() {
+	public function getLongFooter(): string {
 		$footer = '© ' . date('Y') . ' <a href="' . $this->getBaseUrl() . '" target="_blank">' . $this->getEntity() . '</a>' .
 			'<br/>' . $this->getSlogan();
 
@@ -102,7 +102,7 @@ class OC_Theme {
 	 * Generate a documentation link for a given key
 	 * @return string documentation link
 	 */
-	public function buildDocLinkToKey($key) {
+	public function buildDocLinkToKey($key): string {
 		return $this->getDocBaseUrl() . '/server/15/go.php?to=' . $key;
 	}
 
@@ -111,7 +111,7 @@ class OC_Theme {
 	 * Returns mail header color
 	 * @return string
 	 */
-	public function getColorPrimary() {
+	public function getColorPrimary(): string {
 		return '#745bca';
 	}
 
@@ -119,7 +119,7 @@ class OC_Theme {
 	 * Returns variables to overload defaults from core/css/variables.scss
 	 * @return array
 	 */
-	public function getScssVariables() {
+	public function getScssVariables(): array {
 		return [
 			'color-primary' => '#745bca'
 		];