[WIP] Receiving Location data from Apple Map using Share Extension

ShareViewController.swift

    override func didSelectPost() {
        // This is called after the user selects Post. Do the upload of contentText and/or NSExtensionContext attachments.
    
        // Inform the host that we're done, so it un-blocks its UI. Note: Alternatively you could call super's -didSelectPost, which will similarly complete the extension context.
        
        NSLog("Content Text: %@", self.contentText)
        
        NSLog("Input Count: %d", self.extensionContext!.inputItems.count)
        
        let inputItem: NSExtensionItem = self.extensionContext?.inputItems[0] as! NSExtensionItem
        
        NSLog("Attachments Count: %d", inputItem.attachments!.count)
        
        for itemProvider in inputItem.attachments! as! [NSItemProvider] {
            NSLog("Types: %@", itemProvider.registeredTypeIdentifiers.debugDescription)
            
            if (itemProvider.hasItemConformingToTypeIdentifier("public.plain-text")) {
                itemProvider.loadItemForTypeIdentifier("public.plain-text", options: nil, completionHandler: {
                    (item, error) in
                    
                    // String (same as self.contentText)
                    NSLog("public.plain-text: %@", item as! String)
                })
            } else if (itemProvider.hasItemConformingToTypeIdentifier("public.vcard")) {
                itemProvider.loadItemForTypeIdentifier("public.vcard", options: nil, completionHandler: {
                    (item, error) in
                    
                    // NSData which contains vcard data with location
                    NSLog("public.vcard: %@", NSString(data:item as! NSData, encoding:NSUTF8StringEncoding)!)
                })
            } else if (itemProvider.hasItemConformingToTypeIdentifier("public.url")) {
                itemProvider.loadItemForTypeIdentifier("public.url", options: nil, completionHandler: {
                    (item, error) in
                    
                    // NSURL (ex...http://maps.apple.com/maps?address=9405%20S%20Santa%20Monica%20Blvd%20Beverly%20Hills%20CA%2090210%20United%20States&auid=5848468961505212791&ll=34.071951,-118.402280&lsp=9902&q=Harajuku%20Crepe&t=m)
                    NSLog("public.url: %@", (item as! NSURL).absoluteString)
                })
            }
        }        
        
        self.extensionContext!.completeRequestReturningItems([], completionHandler: nil)
    }

// For the activation rule, set "SUBQUERY(extensionItems, $extensionItem, SUBQUERY($extensionItem.attachments, $attachment, SUBQUERY($attachment.registeredTypeIdentifiers, $uti, $uti UTI-CONFORMS-TO "public.url" AND NOT $uti UTI-CONFORMS-TO "public.file-url").@count >= 1).@count >= 1).@count >= 1"
// Ref...http://stackoverflow.com/questions/27885390/ios-add-share-extension-on-maps