derrick-branch

module.exports = function(original_url, branch_base_url) {
	if (!original_url) { return new Error('Missing original_url'); }
	if (typeof original_url != 'string') { return new Error('Invalid original_url'); }
	if (!branch_base_url) { return new Error('Missing branch_base_url, should be similar to https://bnc.lt/abcd/3p?%243p=xx'); }
	if (typeof branch_base_url != 'string') { return new Error('Invalid branch_base_url'); }

	return branch_base_url + '&%24original_url=' + encodeURIComponent(original_url);
};

derrick-branch

var crypto = require('crypto');
module.exports = function(original_url, branch_base_url, branch_hmac_secret, three_p_url) {
	if (!original_url) { return new Error('Missing original_url'); }
	if (typeof original_url != 'string') { return new Error('Invalid original_url'); }
	if (!branch_base_url) { return new Error('Missing branch_base_url, should be similar to https://bnc.lt/abcd/3p?%243p=xx'); }
	if (typeof branch_base_url != 'string') { return new Error('Invalid branch_base_url'); }
	if (!branch_hmac_secret) { return new Error('Missing branch_hmac_secret'); }
	if (typeof branch_hmac_secret != 'string') { return new Error('Invalid branch_hmac_secret'); }
	if (three_p_url && typeof three_p_url != 'string') { return new Error('Invalid three_p_url'); }

derrick-branch

// 1. Get list of previous contacts from NSUserDefaults
NSMutableArray *previousContacts =
    [[[NSUserDefaults standardUserDefaults] objectForKey:@"contacts"] mutableCopy];
if (!previousContacts) previousContacts = [NSMutableArray array];

// 2. Add new contact to list
self.url = [[Branch getInstance] getShortURLWithParams:@{@"email": self.emailTextField.text}]; // [see note 2]
NSDictionary *newContact = @{ @"name": self.nameTextField.text,
                              @"email": self.emailTextField.text,
                              @"company": self.companyTextField.text,

derrick-branch

// At top of ViewController implementation
#import <MessageUI/MessageUI.h>
#import <MessageUI/MFMailComposeViewController.h>

@interface ViewController () <MFMailComposeViewControllerDelegate>
@end

@implementation ViewController

- (void)sendEmail {