From 68a17f7fc1f5fe8c2fee68ff35e672af4fd1e2f2 Mon Sep 17 00:00:00 2001
From: Florian Zeitz <florob@babelmonkeys.de>
Date: Thu, 3 Jan 2013 23:46:35 +0100
Subject: [PATCH] Add basic config file support

---
 config.xml           |  6 +++++
 src/core/JubConfig.h | 16 +++++++++++++
 src/core/JubConfig.m | 56 ++++++++++++++++++++++++++++++++++++++++++++
 src/core/Makefile    |  3 ++-
 src/core/main.m      |  9 ++++---
 5 files changed, 86 insertions(+), 4 deletions(-)
 create mode 100644 config.xml
 create mode 100644 src/core/JubConfig.h
 create mode 100644 src/core/JubConfig.m

diff --git a/config.xml b/config.xml
new file mode 100644
index 0000000..714054e
--- /dev/null
+++ b/config.xml
@@ -0,0 +1,6 @@
+<config xmlns="http://babelmonkeys.de/jubjub/config">
+	<domain>localhost</domain>
+	<!--<server>127.0.0.1</server>-->
+	<username>alice</username>
+	<password>test</password>
+</config>
diff --git a/src/core/JubConfig.h b/src/core/JubConfig.h
new file mode 100644
index 0000000..00173fa
--- /dev/null
+++ b/src/core/JubConfig.h
@@ -0,0 +1,16 @@
+#import <ObjFW/ObjFW.h>
+
+#define CONFIG_NS @"http://babelmonkeys.de/jubjub/config"
+
+@interface JubConfig : OFObject <OFXMLElementBuilderDelegate>
+{
+	OFString *domain, *server;
+	OFString *username;
+	OFString *password;
+}
+@property (readonly) OFString *domain, *server;
+@property (readonly) OFString *username;
+@property (readonly) OFString *password;
+
+- initWithFile: (OFString*)file;
+@end
diff --git a/src/core/JubConfig.m b/src/core/JubConfig.m
new file mode 100644
index 0000000..33fe2c5
--- /dev/null
+++ b/src/core/JubConfig.m
@@ -0,0 +1,56 @@
+#import "JubConfig.h"
+
+@implementation JubConfig
+@synthesize domain, server;
+@synthesize username;
+@synthesize password;
+
+- initWithFile: (OFString*)file
+{
+	self = [super init];
+
+	@try {
+		OFAutoreleasePool *pool = [OFAutoreleasePool new];
+		OFXMLParser *parser = [OFXMLParser parser];
+		OFXMLElementBuilder *builder =
+		    [OFXMLElementBuilder elementBuilder];
+
+		parser.delegate = builder;
+		builder.delegate = self;
+
+		[parser parseFile: file];
+
+		[pool release];
+	} @catch (id e) {
+		[self release];
+		@throw e;
+	}
+
+	return self;
+}
+
+- (void)dealloc
+{
+	[domain release];
+	[server release];
+	[username release];
+	[password release];
+
+	[super dealloc];
+}
+
+- (void)elementBuilder: (OFXMLElementBuilder*)builder
+       didBuildElement: (OFXMLElement*)element
+{
+	// TODO: At error handling for missing elements
+	of_log(@"Parsed file: %@", element);
+	domain = [[[element elementForName: @"domain"
+				 namespace: CONFIG_NS] stringValue] copy];
+	server = [[[element elementForName: @"server"
+				 namespace: CONFIG_NS] stringValue] copy];
+	username = [[[element elementForName: @"username"
+				   namespace: CONFIG_NS] stringValue] copy];
+	password = [[[element elementForName: @"password"
+				   namespace: CONFIG_NS] stringValue] copy];
+}
+@end
diff --git a/src/core/Makefile b/src/core/Makefile
index 2bfacde..9cf5923 100644
--- a/src/core/Makefile
+++ b/src/core/Makefile
@@ -1,5 +1,6 @@
 STATIC_LIB_NOINST = core.a
-SRCS = main.m
+SRCS = main.m		\
+       JubConfig.m
 
 include ../../buildsys.mk
 
diff --git a/src/core/main.m b/src/core/main.m
index c01a5cc..9ec8495 100644
--- a/src/core/main.m
+++ b/src/core/main.m
@@ -2,6 +2,7 @@
 #import <ObjXMPP/ObjXMPP.h>
 
 #import "JubGtkUI.h"
+#import "JubConfig.h"
 
 @interface AppDelegate: OFObject
     <OFApplicationDelegate, XMPPConnectionDelegate, XMPPRosterDelegate>
@@ -18,13 +19,15 @@ OF_APPLICATION_DELEGATE(AppDelegate)
 - (void)applicationDidFinishLaunching
 {
 	id<XMPPRosterDelegate, XMPPConnectionDelegate> rosterDelegate;
+	JubConfig *config = [[JubConfig alloc] initWithFile: @"config.xml"];
 
 	connection = [[XMPPConnection alloc] init];
 	[connection addDelegate: self];
 
-	connection.domain = @"localhost";
-	connection.username = @"alice";
-	connection.password = @"test";
+	connection.domain = config.domain;
+	connection.server = config.server;
+	connection.username = config.username;
+	connection.password = config.password;
 
 	ui = [[JubGtkUI alloc] initWithConnection: connection];
 	rosterDelegate = [ui rosterDelegate];
-- 
2.39.5