Implement per-map sky

[dragonblocks.git] / api.php

diff --git a/api.php b/api.php
old mode 100755 (executable)
new mode 100644 (file)
index 3479aaf..ea390e5
--- a/api.php
+++ b/api.php
@@ -1,55 +1,107 @@
 <?php
        require("login-config.php");
-       function get_directory($path){
-               $base = explode("\n", shell_exec("ls $path"));
+       error_reporting(E_ERROR | E_PARSE);
+
+       function get_files($path)
+       {
+               $base = explode("\n", shell_exec("ls $path 2>/dev/null"));
                array_pop($base);
                echo json_encode($base);
        }
-       function check_worldname($name){
+
+       function walk_directory($path, $func)
+       {
+               $data = array();
+
+               $files = scandir($path);
+
+               foreach ($files as $filename) {
+                       if ($filename[0] == ".")
+                               continue;
+
+                       $result = $func($filename, $path . "/" . $filename);
+
+                       $data[$filename] = $result;
+               }
+
+               echo json_encode($data);
+       }
+
+       function check_worldname($name)
+       {
                return preg_match("/^[a-zA-Z0-9]+$/", $name);
        }
-       function world_exists($name){
+
+       function world_exists($name)
+       {
                return check_worldname($name) && file_exists("worlds/" . $name);
        }
-       switch($_POST["call"]){
+
+       function get_mods($path)
+       {
+               walk_directory($path, function($modname, $modpath) {
+                       $dependencies = file_get_contents($modpath . "/dependencies.txt");
+
+                       return array(
+                               "name" => $modname,
+                               "description" => file_get_contents($modpath . "/description.txt"),
+                               "dependencies" => $dependencies ? array_values(array_filter(explode("\n", $dependencies))) : array(),
+                               "path" => $modpath,
+                       );
+               });
+       }
+
+       switch($_POST["call"]) {
                case "getGamemods":
-                       get_directory("game");
+                       get_mods("game");
                        break;
+
                case "getMods":
-                       get_directory("mods");
+                       get_mods("mods");
                        break;
+
                case "getWorlds":
-                       get_directory("worlds");
+                       walk_directory("worlds", function($worldname, $path) {
+                               return array(
+                                       "name" => $worldname,
+                                       "owned" => is_loggedin() && get_username() == file_get_contents($path . "/owner.txt"),
+                               );
+                       });
                        break;
+
                case "getTextures":
-                       get_directory("textures/* game/*/textures/* mods/*/textures/*");
+                       get_files("textures/* game/*/textures/* mods/*/textures/*");
                        break;
+
                case "getSounds":
-                       get_directory("sounds/* game/*/sounds/* mods/*/sounds/*");
+                       get_files("sounds/* game/*/sounds/* mods/*/sounds/*");
                        break;
+
                case "isLoggedin":
                        echo json_encode(is_loggedin());
                        break;
+
                case "getUsername":
                        echo get_username();
                        break;
-               case "checkWorldname":
-                       echo json_encode(check_worldname($_POST["name"]) || false);
-                       break;
+
                case "saveWorld":
-                       if(! is_loggedin())
-                               break;
-                       if(! $_POST["name"])
-                               break;
-                       if(! check_worldname($_POST["name"]))
-                               break;
-                       if(! world_exists($_POST["name"]))
+                       if (! is_loggedin())
+                               return;
+                       else if (! $_POST["name"])
+                               return;
+                       else if (! check_worldname($_POST["name"]))
+                               return;
+
+                       if (! world_exists($_POST["name"]))
                                mkdir("worlds/" . $_POST["name"]);
-                       else if(file_get_contents("worlds/" . $_POST["name"] . "/owner.txt") != get_username())
+                       else if (file_get_contents("worlds/" . $_POST["name"] . "/owner.txt") != get_username())
                                return;
+
                        file_put_contents("worlds/" . $_POST["name"] . "/world.json", $_POST["world"]);
                        file_put_contents("worlds/" . $_POST["name"] . "/owner.txt", get_username());
                        break;
+
                case "commitID":
                        echo shell_exec("git rev-parse --short HEAD");
                        break;