How to directly open facebook, skype, whatsapp, twitter, evernote from iOS app

Below is the piece of code to directly enter  popular apps  (facebook, skype, whatsapp, twitter, evernote) installed  on the device along with your app ,

If the app is not installed, the code with directly open appstore on iphone to download that app.

 

else  if // FACEBOOK

{

NSString *urlString = [NSString stringWithFormat:@”%@”,

[[UIPasteboard generalPasteboard].string stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];

NSString *post = [NSString stringWithFormat:@”fb://publish/profile/me?text=%@”,urlString];

BOOL canOpenURL = [[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:post]];

if (canOpenURL) {

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:post]];

}

else{

NSString *str = [NSString stringWithFormat:@”itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=284882215&pageNumber=0&sortOrdering=2&type=Purple+Software”];

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];//&onlyLatestVersion=true

}

}

else  if // SKYPE

{

BOOL installed = [[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:@”skype:”]];

if(installed)

{

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@”skype:”]];

}

else

{

NSString *str ;

if(!isIpad)

str= [NSString stringWithFormat:@”itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=304878510&pageNumber=0&sortOrdering=2&type=Purple+Software”];

else

str= [NSString stringWithFormat:@”itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=442012681&pageNumber=0&sortOrdering=2&type=Purple+Software”];

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];//&onlyLatestVersion=true

}

}

else  if  // TWITTER

{

if([[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:@”twitter://”]]){

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@”twitter://”]];

}

else{

NSString *str = [NSString stringWithFormat:@”itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=333903271&pageNumber=0&sortOrdering=2&type=Purple+Software”];

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];//&onlyLatestVersion=true

}

}

else  if // WHATSAPP

{

if([[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:@”whatsapp://”]])

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@”whatsapp://”]];

else{

NSString *str = [NSString stringWithFormat:@”itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=310633997&pageNumber=0&sortOrdering=2&type=Purple+Software”];

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];//&onlyLatestVersion=true

}

}

else  if  // EVERNOTE

{

if([[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:@”evernote://”]])

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@”evernote://”]];

else{

NSString *str = [NSString stringWithFormat:@”itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=281796108&pageNumber=0&sortOrdering=2&type=Purple+Software”];

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];//&onlyLatestVersion=true

}

}

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