Merge branch 'feat/savegame' into piernov

4 files changed, 71 insertions, 3 deletions

diff --git a/inc/Inventory.inc b/inc/Inventory.inc
index efe54f2..0a93d7f 100644
--- a/inc/Inventory.inc
+++ b/inc/Inventory.inc
@@ -36,6 +36,11 @@ 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..bef6d00 100644
--- a/inc/Item.inc
+++ b/inc/Item.inc
@@ -12,6 +12,14 @@ 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);
+	}
 }
 
 ?>
diff --git a/inc/messages.inc b/inc/messages.inc
index d6ea87e..9f3a09d 100644
--- a/inc/messages.inc
+++ b/inc/messages.inc
@@ -5,13 +5,24 @@ $messages = array(
 	"gold_insufficient" => "You don't have enough gold.",
 	"shop_missing_item" => "This item does not exist.",
 	"guild_not_yet_created" => "You need to create a guild first.",
-	"guild_already_built" => "You have aready built a guild."
+	"guild_already_built" => "You have aready built a guild.",
+
+	"gamesave_ok" => "Game saved.",
+	"gamesave_error" => "An error occured when trying to save the game.",
 );
 
-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/savegame.inc b/inc/savegame.inc
new file mode 100644
index 0000000..f3b6da6
--- /dev/null
+++ b/inc/savegame.inc
@@ -0,0 +1,44 @@
+<?php
+
+require_once("inc/messages.inc");
+
+define("SAVEDIR", "data/save");
+
+function genXML($v, $k, $xml) {
+	if(is_object($v))
+	{
+		if(is_callable(array($v, "addToXML")))
+			$v->addToXML($xml->addChild($k));
+	}
+	else
+		$xml->addChild($k, $v);
+}
+
+function genSave() {
+	header("Content-Type: application/xml");
+	$save = new SimpleXMLElement("<save/>");
+
+	array_walk_recursive($_SESSION, "genXML", $save);
+	return $save;
+	echo $save->asXML();
+}
+
+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 = genSave();
+	header("Content-Type: application/xml");
+	header("Content-Disposition: attachment; filename=".genFilename());
+	header("Pragma: no-cache");
+	echo $save->asXML();
+}
+
+?>