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-rw-r--r--inc/Inventory.inc6
-rw-r--r--inc/Item.inc12
-rw-r--r--inc/messages.inc18
-rw-r--r--inc/mine.inc2
-rw-r--r--inc/savegame.inc92
-rw-r--r--inc/shop.inc1
6 files changed, 126 insertions, 5 deletions
diff --git a/inc/Inventory.inc b/inc/Inventory.inc
index 20c63bf..024a4fe 100644
--- a/inc/Inventory.inc
+++ b/inc/Inventory.inc
@@ -45,7 +45,11 @@ class Inventory {
$inv = self::get();
$inv->_removeItem($item);
}
-
+
+ public function addToXML($root) {
+ foreach($this->items as $item)
+ $item->addToXML($root);
+ }
}
?>
diff --git a/inc/Item.inc b/inc/Item.inc
index bf77818..8e90998 100644
--- a/inc/Item.inc
+++ b/inc/Item.inc
@@ -12,6 +12,18 @@ class Item {
$this->icon = $icon;
$this->desc = $desc;
}
+
+ function addToXML($root) {
+ $item = $root->addChild("item");
+ $item->addChild("name", $this->name);
+ $item->addChild("cost", $this->cost);
+ $item->addChild("icon", $this->icon);
+ $item->addChild("desc", $this->desc);
+ }
+
+ public static function fromXML($xml) {
+ return new static((string)$xml->name, +(string)$xml->cost /* convert to number */, (string)$xml->icon, (string)$xml->desc);
+ }
}
?>
diff --git a/inc/messages.inc b/inc/messages.inc
index c24bd18..c51adba 100644
--- a/inc/messages.inc
+++ b/inc/messages.inc
@@ -7,12 +7,26 @@ $messages = array(
"guild_not_yet_created" => "You need to create a guild first.",
"guild_already_built" => "You have aready built a guild.",
"dungeon_already_available" => "You can already access the dungeon"
+
+ "gamesave_ok" => "Game saved.",
+ "gamesave_error" => "An error occured when trying to save the game.",
+ "gamesave_not_found" => "Couldn't find the specified save file.",
+ "gamesave_delete_fail" => "Couldn't delete the specified save file.",
+ "gamesave_delete_success" => "Game save successfully removed from server",
);
-function sendError($msg) {
+function sendMessage($type, $msg) {
global $messages;
$text = $messages[$msg];
- echo json_encode(array("error" => $text));
+ echo json_encode(array($type => $text));
+}
+
+function sendError($msg) {
+ sendMessage("error", $msg);
+}
+
+function sendInfo($msg) {
+ sendMessage("info", $msg);
}
?>
diff --git a/inc/mine.inc b/inc/mine.inc
index 94a2c66..752fc69 100644
--- a/inc/mine.inc
+++ b/inc/mine.inc
@@ -1,7 +1,7 @@
<?php
function initCraftMine() {
- $_SESSION["mine"] = array("mine" => 0, "gold" => 0, "miners" => 0);
+ $_SESSION["mine"] = array("gold" => 0, "miners" => 0);
}
function withdrawMine() {
diff --git a/inc/savegame.inc b/inc/savegame.inc
new file mode 100644
index 0000000..1fa95b0
--- /dev/null
+++ b/inc/savegame.inc
@@ -0,0 +1,92 @@
+<?php
+
+require_once("inc/messages.inc");
+
+define("SAVEDIR", "data/save");
+
+function genXML($table, $xml) {
+ foreach($table as $k => $v) {
+ if(is_object($v)) { // Object: either Item or Inventory
+ if(is_callable(array($v, "addToXML"))) // Check if the object has a addToXML method
+ $v->addToXML($xml->addChild($k));
+ } elseif(is_array($v)) // Nested array
+ genXML($v, $xml->addChild($k));
+ else // Single value (numeric or string)
+ $xml->addChild($k, $v);
+ }
+}
+
+function genSave() {
+ $save = new SimpleXMLElement("<save/>");
+ genXML($_SESSION, $save);
+ return $save;
+}
+
+function genFilename() {
+ return "craftmine-".date("d-m-Y_H-i-s").".save.xml";
+}
+
+function saveGame() {
+ $save = genSave();
+ if($save->asXML(SAVEDIR."/".genFilename())) sendInfo("gamesave_ok");
+ else sendError("gamesave_error");
+}
+
+function downSave() {
+ $save = "";
+ $filename = "";
+
+ if(empty($_GET["filename"])) {
+ $filename = genFilename();
+ $save = genSave()->asXML(); // Send current game save file if no file specified
+ } else {
+ $filename = $_GET["filename"];
+ $save = file_get_contents(SAVEDIR . "/" . $filename);
+ if(empty($save)) return; // Probably file not found
+ }
+
+ header("Content-Type: application/xml"); // Force browser to intepret the file as XML
+ header("Content-Disposition: attachment; filename=".$filename); // Force download with specific filename
+ header("Cache-Control: no-cache"); // Avoid storing save file in proxy/browser cache
+ echo $save;
+}
+
+function listSaves() {
+ chdir(SAVEDIR); // Go to SAVEDIR folder, avoiding leading folder name in file list
+ echo json_encode(glob("*.save.xml"));
+}
+
+function parseSave($xml, &$table) { // Passing $table by reference
+ foreach($xml as $k => $v) {
+ if($v->count() == 0) { // No child, treat as string
+ $v = (string)$v;
+ if(is_numeric($v)) $v = +$v; // If it is in fact a number, treat it that way using PHP unary '+' coercion
+ $table[$k] = $v;
+ } elseif($k == "inventory") { // Special case for inventory: objects need to be created
+ foreach($v as $item) Inventory::addItem(Item::fromXML($item));
+ } else { // If nested array
+ $table[$k] = array();
+ parseSave($v, $table[$k]);
+ } // Other types unsupported (unused)
+ }
+}
+
+function deleteSave() {
+ if(empty($_POST["filename"])) return;
+ $path = SAVEDIR . "/" . basename($_POST["filename"]); // remove any leading directory
+ if(file_exists($path) && unlink($path))
+ sendInfo("gamesave_delete_success");
+ else sendError("gamesave_delete_fail");
+}
+
+function loadSave() {
+ if(empty($_POST["filename"])) return;
+ $xml = simplexml_load_file(SAVEDIR . "/" . $_POST["filename"]);
+ if(empty($xml)) {
+ sendError("gamesave_not_found");
+ return;
+ }
+ $_SESSION = array(); // drop current game
+ parseSave($xml, $_SESSION);
+}
+?>
diff --git a/inc/shop.inc b/inc/shop.inc
index 83b08b0..49ee20b 100644
--- a/inc/shop.inc
+++ b/inc/shop.inc
@@ -48,7 +48,6 @@ function buildShop() {
}
elseif(debitAccount($shop["cost"])) {
initShop();
- $_SESSION["mine"]["gold"] -= $shop["cost"];
echo json_encode($shop);
}
}