space-ios/Libraries external/OCCommunicationLib/OCCommunicationLib/OCXMLNotificationsParser.m

//
//  OCXMLNotificationsParser.m
//  ownCloud iOS library
//
//  Created by Marino Faggiana on 23/01/17.
//  Copyright © 2017 ownCloud. All rights reserved.
//

#import "OCXMLNotificationsParser.h"

@implementation OCXMLNotificationsParser

@synthesize notificationsList =_notificationsList;
@synthesize currentNotifications =_currentNotifications;


/*
 * Method that init the parse with the xml data from the server
 * @data -> XML webDav data from the owncloud server
 */
- (void)initParserWithData: (NSData*)data{
    
    _notificationsList = [[NSMutableArray alloc]init];
    
    NSXMLParser *parser = [[NSXMLParser alloc] initWithData:data];
    [parser setDelegate:self];
    [parser parse];
}

/*
 * Method that init parse process.
 */

- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict {
    
    if (!_xmlChars) {
        _xmlChars = [NSMutableString string];
    }
    
    //NSLog(@"_xmlChars: %@", _xmlChars);
    
    [_xmlChars setString:@""];
    
    if ([elementName isEqualToString:@"d:response"]) {
        _xmlBucket = [NSMutableDictionary dictionary];
    }
}

/*
 * Util method to make a NSDate object from a string from xml
 * @dateString -> Data string from xml
 */
+ (NSDate*)parseDateString:(NSString*)dateString {
    //Parse the date in all the formats
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    /*In most cases the best locale to choose is "en_US_POSIX", a locale that's specifically designed to yield US English results regardless of both user and system preferences. "en_US_POSIX" is also invariant in time (if the US, at some point in the future, changes the way it formats dates, "en_US" will change to reflect the new behaviour, but "en_US_POSIX" will not). It will behave consistently for all users.*/
    [dateFormatter setLocale:[[NSLocale alloc] initWithLocaleIdentifier:@"en_US_POSIX"]];
    //This is the format for the concret locale used
    [dateFormatter setDateFormat:@"EEE, dd MMM y HH:mm:ss zzz"];
    
    NSDate *theDate = nil;
    NSError *error = nil;
    if (![dateFormatter getObjectValue:&theDate forString:dateString range:nil error:&error]) {
        NSLog(@"Date '%@' could not be parsed: %@", dateString, error);
    }
    
    return theDate;
}


// Decode a percent escape encoded string.
- (NSString*) decodeFromPercentEscapeString:(NSString *) string {
    return (__bridge NSString *) CFURLCreateStringByReplacingPercentEscapesUsingEncoding(NULL,
                                                                                         (__bridge CFStringRef) string,
                                                                                         CFSTR(""),
                                                                                         kCFStringEncodingUTF8);
}



@end