Update Theme functions and calls

Update function names and calls for Theme class.

index.php

@@ -13,6 +13,7 @@ use Friendica\BaseObject;
 use Friendica\Content\Nav;
 use Friendica\Core\Addon;
 use Friendica\Core\System;
+use Friendica\Core\Theme;
 use Friendica\Core\Config;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
@@ -517,15 +518,15 @@ header('X-Frame-Options: sameorigin');
  * The page templates are located in /view/php/ or in the theme directory.
  */
 if (isset($_GET["mode"])) {
-	$template = theme_include($_GET["mode"] . '.php');
+	$template = Theme::getPathForFile($_GET["mode"] . '.php');
 }
 
 // If there is no page template use the default page template
 if (empty($template)) {
-	$template = theme_include("default.php");
+	$template = Theme::getPathForFile("default.php");
 }
 
-/// @TODO Looks unsafe (remote-inclusion), is maybe not but theme_include() uses file_exists() but does not escape anything
+/// @TODO Looks unsafe (remote-inclusion), is maybe not but Theme::getPathForFile() uses file_exists() but does not escape anything
 require_once $template;
 
 killme();

mod/admin.php

@@ -11,6 +11,7 @@ use Friendica\Content\Text\Markdown;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\System;
+use Friendica\Core\Theme;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
 use Friendica\Database\DBStructure;
@@ -2007,10 +2008,10 @@ function admin_page_themes(App $a)
 			toggle_theme($themes, $theme, $result);
 			$s = rebuild_theme_table($themes);
 			if ($result) {
-				install_theme($theme);
+				Theme::install($theme);
 				info(sprintf('Theme %s enabled.', $theme));
 			} else {
-				uninstall_theme($theme);
+				Theme::uninstall($theme);
 				info(sprintf('Theme %s disabled.', $theme));
 			}
 
@@ -2058,7 +2059,7 @@ function admin_page_themes(App $a)
 			$a->page = $orig_page;
 		}
 
-		$screenshot = [get_theme_screenshot($theme), t('Screenshot')];
+		$screenshot = [Theme::getScreenshot($theme), t('Screenshot')];
 		if (!stristr($screenshot[0], $theme)) {
 			$screenshot = null;
 		}
@@ -2073,7 +2074,7 @@ function admin_page_themes(App $a)
 			'$plugin' => $theme,
 			'$status' => $status,
 			'$action' => $action,
-			'$info' => get_theme_info($theme),
+			'$info' => Theme::getInfo($theme),
 			'$function' => 'themes',
 			'$admin_form' => $admin_form,
 			'$str_author' => t('Author: '),
@@ -2085,14 +2086,13 @@ function admin_page_themes(App $a)
 		]);
 	}
 
-
 	// reload active themes
 	if (x($_GET, "a") && $_GET['a'] == "r") {
 		check_form_security_token_redirectOnErr(System::baseUrl() . '/admin/themes', 'admin_themes', 't');
 		foreach ($themes as $th) {
 			if ($th['allowed']) {
-				uninstall_theme($th['name']);
+				Theme::uninstall($th['name']);
-				install_theme($th['name']);
+				Theme::install($th['name']);
 			}
 		}
 		info("Themes reloaded");
@@ -2105,7 +2105,7 @@ function admin_page_themes(App $a)
 
 	$plugins = [];
 	foreach ($themes as $th) {
-		$plugins[] = [$th['name'], (($th['allowed']) ? "on" : "off"), get_theme_info($th['name'])];
+		$plugins[] = [$th['name'], (($th['allowed']) ? "on" : "off"), Theme::getInfo($th['name'])];
 	}
 
 	$t = get_markup_template('admin/plugins.tpl');

mod/pretheme.php

@@ -1,12 +1,13 @@
 <?php
 
 use Friendica\App;
+use Friendica\Core\Theme;
 
 function pretheme_init(App $a) {
 
 	if ($_REQUEST['theme']) {
 		$theme = $_REQUEST['theme'];
-		$info = get_theme_info($theme);
+		$info = Theme::getInfo($theme);
 		if ($info) {
 			// unfortunately there will be no translation for this string
 			$desc = $info['description'];
@@ -17,7 +18,7 @@ function pretheme_init(App $a) {
 			$version = '';
 			$credits = '';
 		}
-		echo json_encode(['img' => get_theme_screenshot($theme), 'desc' => $desc, 'version' => $version, 'credits' => $credits]);
+		echo json_encode(['img' => Theme::getScreenshot($theme), 'desc' => $desc, 'version' => $version, 'credits' => $credits]);
 	}
 
 	killme();

src/Core/Theme.php

@@ -4,10 +4,9 @@
  */
 namespace Friendica\Core;
 
-use Friendica\App;
-use Friendica\Core\Config;
 use Friendica\Core\System;
-use Friendica\Database\DBM;
+
+require_once 'boot.php';
 
 /**
  * Some functions to handle themes
@@ -30,7 +29,8 @@ class Theme
      * @return array
      */
 
-    function get_theme_info($theme) {
+    public static function getInfo($theme)
+    {
         $info=[
             'name' => $theme,
             'description' => "",
@@ -83,10 +83,8 @@ class Theme
                             $info[$k] = $v;
                         }
                     }
-
                 }
             }
-
         }
         return $info;
     }
@@ -99,7 +97,8 @@ class Theme
      * @param sring $theme The name of the theme
      * @return string
      */
-    function get_theme_screenshot($theme) {
+    public static function getScreenshot($theme)
+    {
         $exts = ['.png','.jpg'];
         foreach ($exts as $ext) {
             if (file_exists('view/theme/' . $theme . '/screenshot' . $ext)) {
@@ -110,7 +109,8 @@ class Theme
     }
 
     // install and uninstall theme
-    function uninstall_theme($theme) {
+    public static function uninstall($theme)
+    {
         logger("Addons: uninstalling theme " . $theme);
 
         include_once("view/theme/$theme/theme.php");
@@ -120,7 +120,8 @@ class Theme
         }
     }
 
-    function install_theme($theme) {
+    public static function install($theme)
+    {
         // silently fail if theme was removed
 
         if (! file_exists("view/theme/$theme/theme.php")) {
@@ -153,7 +154,8 @@ class Theme
      * @param string $root Full root path
      * @return string Path to the file or empty string if the file isn't found
      */
-    function theme_include($file, $root = '') {
+    public static function getPathForFile($file, $root = '')
+    {
         $file = basename($file);
 
         // Make sure $root ends with a slash / if it's not blank