Version 1.0

DuplexCalendar.plist

+{ Filter = { Bundles = ( "com.apple.springboard" ); }; }

Makefile

+
+GO_EASY_ON_ME = 1
+
+ARCHS = arm64 armv7
+
+include $(THEOS)/makefiles/common.mk
+
+TWEAK_NAME = DuplexCalendar
+DuplexCalendar_FILES = Tweak.xm
+DuplexCalendar_FRAMEWORKS = CoreTelephony AudioToolbox
+
+include $(THEOS_MAKE_PATH)/tweak.mk
+
+after-install::
+	install.exec "killall -9 SpringBoard"
+SUBPROJECTS += duplexcalendarprefs
+include $(THEOS_MAKE_PATH)/aggregate.mk

Tweak.xm

+#define kScreenWidth [[UIScreen mainScreen] bounds].size.width
+#import <AudioToolbox/AudioToolbox.h>
+#import <AudioToolbox/AudioServices.h>
+@interface SBTodayTableHeaderView : UIView
+-(NSString *)lunarDateHeaderString;
+@end
+
+@interface SBFLockScreenDateView : UIView
+@property (nonatomic, assign) UILabel *duplexCalendarLabel;
+@property (nonatomic, assign) SBTodayTableHeaderView *todayHeaderView;
+@property (nonatomic, assign) NSString *todayHeaderViewText;
+@property bool dateHidden;
+-(id)_dateFont;
+-(id)_dateColor;
+-(BOOL)isDateHidden;
+-(void)layoutDuplexCalendarLabel;
+@end
+
+
+@interface _UILegibilityView : UIView
+@end 
+
+@interface _UILegibilityLabel : _UILegibilityView
+@property (nonatomic, assign) NSString* string;
+@property (nonatomic, assign) UIFont* font;
+
+@end
+
+extern "C" CFNotificationCenterRef CFNotificationCenterGetDistributedCenter(void);
+static NSString *myObserver=@"duplexcalendarObserver";
+static NSString *settingsPath = @"/var/mobile/Library/Preferences/com.gilshahar7.duplexcalendarprefs.plist";
+static NSMutableDictionary *prefs = [[NSMutableDictionary alloc] initWithContentsOfFile:settingsPath];
+
+static void savePressed(){
+	prefs = [[NSMutableDictionary alloc] initWithContentsOfFile:settingsPath];
+}
+
+static void savePressed(CFNotificationCenterRef center, void *observer, CFStringRef name, const void *object, CFDictionaryRef userInfo){
+	prefs = [[NSMutableDictionary alloc] initWithContentsOfFile:settingsPath];
+}
+
+static SBTodayTableHeaderView *stattodayHeaderView;
+static float originx = 0.0;
+static float originy = 0.0;
+static float sizewidth = 0.0;
+static float sizeheight = 0.0;
+
+%hook SBTodayTableHeaderView
+-(SBTodayTableHeaderView *)initWithFrame:(CGRect)arg1{
+	stattodayHeaderView = %orig();
+	return stattodayHeaderView;
+}
+%end
+
+%hook SBFLockScreenDateView
+%property (nonatomic, assign) UILabel *duplexCalendarLabel;
+%property (nonatomic, assign) NSString *todayHeaderViewText;
+-(SBFLockScreenDateView *)initWithFrame:(id)arg1{
+	SBFLockScreenDateView *origself = %orig(arg1);
+	if(!self.duplexCalendarLabel){
+		self.duplexCalendarLabel = [[UILabel alloc] initWithFrame:CGRectMake(originx-50, originy + 19, sizewidth+100, sizeheight)];
+		self.duplexCalendarLabel.font = [[self _dateFont] fontWithSize:16];
+		[self addSubview:self.duplexCalendarLabel];
+		self.duplexCalendarLabel.textColor = [self _dateColor];
+		self.duplexCalendarLabel.textAlignment = 1;
+	}
+	return origself;
+}
+
+%new
+-(void)layoutDuplexCalendarLabel{
+	NSString *offsetXTextField = [prefs objectForKey:@"offsetXTextField"];
+	NSString *offsetYTextField = [prefs objectForKey:@"offsetYTextField"];
+	NSString *FontSizeTextField = [prefs objectForKey:@"FontSizeTextField"];	
+	
+	if(originx <= 0.0)
+	{
+		UILabel *originalLabel = MSHookIvar<UILabel *>(self, "_dateLabel");
+		originx = originalLabel.frame.origin.x;
+		originy = originalLabel.frame.origin.y;
+		sizewidth = originalLabel.frame.size.width;
+		sizeheight = originalLabel.frame.size.height;
+	}
+	[self.duplexCalendarLabel setFrame:CGRectMake(originx-50+ [offsetXTextField floatValue], originy + 19 + [offsetYTextField floatValue], sizewidth+100, sizeheight)];
+	UIFont *font = self.duplexCalendarLabel.font;
+	if([FontSizeTextField floatValue] == 0){
+		self.duplexCalendarLabel.font = [font fontWithSize:16.0];
+	}else{
+		self.duplexCalendarLabel.font = [font fontWithSize:[FontSizeTextField floatValue]];
+	}
+	if(self.duplexCalendarLabel){
+		if([self isDateHidden]){
+			self.duplexCalendarLabel.hidden = true;
+		}else{
+			self.duplexCalendarLabel.hidden = false;
+		}
+	}
+}
+
+-(void)_updateLabels{
+	[self layoutDuplexCalendarLabel];
+	if(!self.todayHeaderViewText){
+		self.todayHeaderViewText = [stattodayHeaderView lunarDateHeaderString];
+	}
+	self.duplexCalendarLabel.text = self.todayHeaderViewText;
+				
+
+	%orig;
+	
+}
+-(void)_layoutDateLabel {	
+	[self layoutDuplexCalendarLabel];
+	%orig;
+	_UILegibilityLabel *originalLegibilityLabel = MSHookIvar<_UILegibilityLabel *>(self, "_legibilityDateLabel");
+	[originalLegibilityLabel setFrame:CGRectMake(originx, originy - 3, sizewidth, sizeheight)];
+}
+-(void)updateFormat{
+	[self layoutDuplexCalendarLabel];
+	%orig;
+}
+-(void)layoutSubviews {
+	[self layoutDuplexCalendarLabel];
+	%orig;
+}
+
+
+-(void)setDateHidden:(bool)arg1{
+	%orig(arg1);
+
+	if(self.duplexCalendarLabel){
+		self.duplexCalendarLabel.hidden = arg1;
+	}
+}
+
+
+%end
+
+
+%ctor{
+	CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(),
+								(void*)myObserver,
+								savePressed,
+								CFSTR("duplexcalendar.savepressed"),
+								NULL,  
+								CFNotificationSuspensionBehaviorDeliverImmediately);
+	savePressed();
+}

control

+Package: com.gilshahar7.duplexcalendar
+Name: DuplexCalendar
+Depends: mobilesubstrate
+Version: 1.0
+Architecture: iphoneos-arm
+Description: Add the alternate calendar label to the LockScreen on iOS 9.
+Maintainer: gilshahar7
+Author: gilshahar7
+Section: Tweaks

duplexcalendarprefs/DCPRootListController.h

+#import <Preferences/PSListController.h>
+
+@interface DCPRootListController : PSListController
+
+@end

duplexcalendarprefs/DCPRootListController.m

+#import <Preferences/PSSpecifier.h>
+#include "DCPRootListController.h"
+
+@implementation DCPRootListController
+
+- (id)readPreferenceValue:(PSSpecifier*)specifier {
+	NSString *path = [NSString stringWithFormat:@"/User/Library/Preferences/%@.plist", specifier.properties[@"defaults"]];
+	NSMutableDictionary *settings = [NSMutableDictionary dictionary];
+	[settings addEntriesFromDictionary:[NSDictionary dictionaryWithContentsOfFile:path]];
+	return (settings[specifier.properties[@"key"]]) ?: specifier.properties[@"default"];
+}
+
+- (void)setPreferenceValue:(id)value specifier:(PSSpecifier*)specifier {
+	NSString *path = [NSString stringWithFormat:@"/User/Library/Preferences/%@.plist", specifier.properties[@"defaults"]];
+	NSMutableDictionary *settings = [NSMutableDictionary dictionary];
+	[settings addEntriesFromDictionary:[NSDictionary dictionaryWithContentsOfFile:path]];
+	[settings setObject:value forKey:specifier.properties[@"key"]];
+	[settings writeToFile:path atomically:YES];
+	CFStringRef notificationName = (CFStringRef)specifier.properties[@"PostNotification"];
+	if (notificationName) {
+		CFNotificationCenterPostNotification(CFNotificationCenterGetDarwinNotifyCenter(), notificationName, NULL, NULL, YES);
+	}
+}
+
+- (NSArray *)specifiers {
+	if (!_specifiers) {
+		_specifiers = [[self loadSpecifiersFromPlistName:@"Root" target:self] retain];
+	}
+
+	return _specifiers;
+}
+
+-(void)save
+{
+    [self.view endEditing:YES];
+	CFNotificationCenterPostNotification(CFNotificationCenterGetDarwinNotifyCenter(), CFSTR("duplexcalendar.savepressed"), NULL, NULL, YES);
+}
+
+
+@end

duplexcalendarprefs/Makefile

+include $(THEOS)/makefiles/common.mk
+
+BUNDLE_NAME = DuplexCalendarPrefs
+DuplexCalendarPrefs_FILES = DCPRootListController.m
+DuplexCalendarPrefs_INSTALL_PATH = /Library/PreferenceBundles
+DuplexCalendarPrefs_FRAMEWORKS = UIKit
+DuplexCalendarPrefs_PRIVATE_FRAMEWORKS = Preferences
+
+include $(THEOS_MAKE_PATH)/bundle.mk
+
+internal-stage::
+	$(ECHO_NOTHING)mkdir -p $(THEOS_STAGING_DIR)/Library/PreferenceLoader/Preferences$(ECHO_END)
+	$(ECHO_NOTHING)cp entry.plist $(THEOS_STAGING_DIR)/Library/PreferenceLoader/Preferences/DuplexCalendarPrefs.plist$(ECHO_END)

duplexcalendarprefs/Resources/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>English</string>
+	<key>CFBundleExecutable</key>
+	<string>DuplexCalendarPrefs</string>
+	<key>CFBundleIdentifier</key>
+	<string>com.gilshahar7.duplexcalendarprefs</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1.0</string>
+	<key>NSPrincipalClass</key>
+	<string>DCPRootListController</string>
+</dict>
+</plist>

duplexcalendarprefs/Resources/Root.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>items</key>
+	<array>
+		<dict>
+			<key>cell</key>
+			<string>PSGroupCell</string>
+			<key>label</key>
+			<string>DuplexCalendar's Options</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSEditTextCell</string>
+			<key>placeholder</key>
+			<string>0</string>
+			<key>bestGuess</key>
+			<string>0</string>
+			<key>defaults</key>
+			<string>com.gilshahar7.duplexcalendarprefs</string>
+			<key>key</key>
+			<string>offsetXTextField</string>
+			<key>label</key>
+			<string>X Offset:</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSEditTextCell</string>
+			<key>placeholder</key>
+			<string>0</string>
+			<key>bestGuess</key>
+			<string>0</string>
+			<key>defaults</key>
+			<string>com.gilshahar7.duplexcalendarprefs</string>
+			<key>key</key>
+			<string>offsetYTextField</string>
+			<key>label</key>
+			<string>Y Offset:</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSEditTextCell</string>
+			<key>placeholder</key>
+			<string>16</string>
+			<key>bestGuess</key>
+			<string>16</string>
+			<key>defaults</key>
+			<string>com.gilshahar7.duplexcalendarprefs</string>
+			<key>isDecimalPad</key>
+			<true/>
+			<key>key</key>
+			<string>FontSizeTextField</string>
+			<key>label</key>
+			<string>Font Size:</string>
+		</dict>
+		<dict>
+            <key>cell</key>
+			<string>PSButtonCell</string>
+            <key>label</key>
+            <string>Save</string>
+            <key>action</key>
+			<string>save</string>
+        </dict>
+	</array>
+	<key>title</key>
+	<string>DuplexCalendar</string>
+</dict>
+</plist>

duplexcalendarprefs/entry.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>entry</key>
+	<dict>
+		<key>bundle</key>
+		<string>DuplexCalendarPrefs</string>
+		<key>cell</key>
+		<string>PSLinkCell</string>
+		<key>detail</key>
+		<string>DCPRootListController</string>
+		<key>icon</key>
+		<string>icon.png</string>
+		<key>isController</key>
+		<true/>
+		<key>label</key>
+		<string>DuplexCalendarPrefs</string>
+	</dict>
+</dict>
+</plist>