/*
  Copyright (C) 2004 SKYRIX Software AG
  Copyright (C) 2005-2015 Inverse inc.

  This file is part of SOGo.
 
  SOGo is free software; you can redistribute it and/or modify it under
  the terms of the GNU Lesser General Public License as published by the
  Free Software Foundation; either version 2, or (at your option) any
  later version.
 
  SOGo is distributed in the hope that it will be useful, but WITHOUT ANY
  WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  License for more details.
 
  You should have received a copy of the GNU Lesser General Public
  License along with OGo; see the file COPYING.  If not, write to the
  Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  02111-1307, USA.
*/

#import <Foundation/NSURL.h>
#import <Foundation/NSValue.h>

#import <NGObjWeb/NSException+HTTP.h>
#import <NGObjWeb/WOResponse.h>
#import <NGCards/NGVCard.h>
#import <NGCards/NGVCardPhoto.h>
#import <NGCards/CardElement.h>
#import <NGCards/NSArray+NGCards.h>
#import <NGExtensions/NSString+Ext.h>
#import <NGExtensions/NSString+misc.h>

#import <SOGo/CardElement+SOGo.h>
#import <SOGo/NSArray+Utilities.h>
#import <SOGo/NSCalendarDate+SOGo.h>
#import <SOGo/NSDictionary+Utilities.h>
#import <SOGo/SOGoDateFormatter.h>
#import <SOGo/SOGoUser.h>
#import <SOGo/SOGoUserDefaults.h>

#import <Contacts/NGVCard+SOGo.h>
#import <Contacts/SOGoContactObject.h>

#import "UIxContactView.h"

@implementation UIxContactView

- (id) init
{
  if ((self = [super init]))
    {
      photosURL = nil;
      card = nil;
      phones = nil;
      homeAdr = nil;
      workAdr = nil;
    }

  return self;
}

- (void) dealloc
{
  [card release];
  [photosURL release];
  [super dealloc];
}

/* accessors */

- (NSString *) _cardStringWithLabel: (NSString *) label
                              value: (NSString *) value
               byEscapingHTMLString: (BOOL) escapeHTML
                       asLinkScheme: (NSString *) scheme
                 withLinkAttributes: (NSString *) attrs
{
  NSMutableString *cardString;

  cardString = [NSMutableString stringWithCapacity: 80];
  value = [value stringByReplacingString: @"\r" withString: @""];
  if ([value length] > 0)
    {
      if (escapeHTML)
        value = [value stringByEscapingHTMLString];
      if ([scheme length] > 0)
        value = [NSString stringWithFormat: @"<a href=\"%@%@\" %@>%@</a>", scheme, value, attrs, value];

      if (label)
        [cardString appendFormat: @"<dt>%@</dt><dd>%@</dd>\n",
                    [self labelForKey: label], value];
      else
        [cardString appendFormat: @"<dt></dt><dd>%@</dd>\n", value];
    }

  return cardString;
}

- (NSString *) _cardStringWithLabel: (NSString *) label
                              value: (NSString *) value
{
  return [self _cardStringWithLabel: label
                              value: value
               byEscapingHTMLString: YES
                       asLinkScheme: nil
                 withLinkAttributes: nil];
}

- (NSString *) _cardStringWithLabel: (NSString *) label
                              value: (NSString *) value
                       asLinkScheme: (NSString *) scheme
{
  return [self _cardStringWithLabel: label
                              value: value
               byEscapingHTMLString: YES
                       asLinkScheme: scheme
                 withLinkAttributes: nil];
}

- (NSString *) displayName
{
  return [self _cardStringWithLabel: @"Display Name:"
               value: [card fn]];
}

- (NSString *) nickName
{
  return [self _cardStringWithLabel: @"Nickname:"
               value: [card nickname]];
}

- (NSString *) fullName
{
  return [card fullName];
}

- (NSArray *) _languageContactsCategories
{
  NSArray *categoryLabels;

  categoryLabels = [[self labelForKey: @"contacts_category_labels"] componentsSeparatedByString: @","];
  if (!categoryLabels)
    categoryLabels = [NSArray array];
  
  return [categoryLabels trimmedComponents];
}

- (NSArray *) _fetchAndCombineCategoriesList
{
  NSString *ownerLogin;
  SOGoUserDefaults *ud;
  NSArray *cats, *newCats, *contactCategories;

  ownerLogin = [[self clientObject] ownerInContext: context];
  ud = [[SOGoUser userWithLogin: ownerLogin] userDefaults];
  cats = [ud contactsCategories];
  if (!cats)
    cats = [self _languageContactsCategories];

  contactCategories = [card categories];
  if (contactCategories)
    {
      newCats = [cats mergedArrayWithArray: contactCategories];
      if ([newCats count] != [cats count])
        {
          cats = [newCats sortedArrayUsingSelector:
                            @selector (localizedCaseInsensitiveCompare:)];
          [ud setContactsCategories: cats];
          [ud synchronize];
        }
    }

  return cats;
}

- (NSString *) primaryEmail
{
  NSString *email, *fn, *attrs;

  email = [card preferredEMail];
  if ([email length] > 0)
    {
      fn = [card fn];
      if ([fn length] > 0)
        attrs = [NSString stringWithFormat: @"%@ <%@>", fn, email];
      else
        attrs = email;
      attrs = [attrs stringByReplacingString: @"'"  withString: @"\\'"];
      attrs = [attrs stringByReplacingString: @"\""  withString: @"\\\""];
      attrs = [NSString stringWithFormat: @"onclick=\"return openMailTo('%@');\"", attrs];
    }
  else
    {
      attrs = nil;
    }

  return [self _cardStringWithLabel: @"Email:"
                              value: email
               byEscapingHTMLString: YES
                       asLinkScheme: @"mailto:"
                 withLinkAttributes: attrs];
}

- (NSArray *) secondaryEmails
{
  NSMutableArray *secondaryEmails;
  NSString *email, *fn, *attrs;
  NSArray *emails;

  emails = [card secondaryEmails];
  secondaryEmails = [NSMutableArray array];
  attrs = nil;

  // We might not have a preferred item but rather something like this:
  // EMAIL;TYPE=work:dd@ee.com
  // EMAIL;TYPE=home:ff@gg.com
  // 
  // or:
  //
  // EMAIL;TYPE=INTERNET:a@a.com                                                  
  // EMAIL;TYPE=INTERNET,HOME:b@b.com
  // 
  // In this case, we always return the entry NOT matching the primaryEmail
  if ([emails count] > 0)
    {
      int i;

      for (i = 0; i < [emails count]; i++)
	{
	  email = [[emails objectAtIndex: i] flattenedValuesForKey: @""];
          if ([email length])
            {
              fn = [card fn];
              if ([fn length])
                attrs = [NSString stringWithFormat: @"%@ <%@>", fn, email];
              else
                attrs = email;
              attrs = [attrs stringByReplacingString: @"'"  withString: @"\\'"];
              attrs = [attrs stringByReplacingString: @"\""  withString: @"\\\""];
              attrs = [NSString stringWithFormat: @"onclick=\"return openMailTo('%@');\"", attrs];

              [secondaryEmails addObject: [self _cardStringWithLabel: nil
                                                               value: email
                                                byEscapingHTMLString: YES
                                                        asLinkScheme: @"mailto:"
                                                  withLinkAttributes: attrs]];
            }
        }
    }
  else
    {
      [secondaryEmails addObject: [self _cardStringWithLabel: nil
                                                       value: nil]];
    }


  return secondaryEmails;
}

- (NSString *) screenName
{
  NSString *screenName;

  screenName = [[card uniqueChildWithTag: @"x-aim"] flattenedValuesForKey: @""];

  return [self _cardStringWithLabel: @"Screen Name:"
                              value: screenName
                       asLinkScheme: @"aim:goim?screenname="];
}

- (NSString *) preferredTel
{
  return [self _cardStringWithLabel: @"Phone Number:"
                              value: [card preferredTel] asLinkScheme: @"tel:"];
}

- (NSString *) preferredAddress
{
  return @"";
}

- (BOOL) hasTelephones
{
  if (!phones)
    phones = [card childrenWithTag: @"tel"];

  return ([phones count] > 0);
}

- (NSString *) workPhone
{
  // We do this (exclude FAX) in order to avoid setting the WORK number as the FAX
  // one if we do see the FAX field BEFORE the WORK number.
  return [self _cardStringWithLabel: @"Work:" value: [card workPhone] asLinkScheme: @"tel:"];
}

- (NSString *) homePhone
{
  return [self _cardStringWithLabel: @"Home:" value: [card homePhone] asLinkScheme: @"tel:"];
}

- (NSString *) fax
{
  return [self _cardStringWithLabel: @"Fax:" value: [card fax] asLinkScheme: @"tel:"];
}

- (NSString *) mobile
{
  return [self _cardStringWithLabel: @"Mobile:" value: [card mobile] asLinkScheme: @"tel:"];
}

- (NSString *) pager
{
  return [self _cardStringWithLabel: @"Pager:" value: [card pager] asLinkScheme: @"tel:"];
}

- (BOOL) hasHomeInfos
{
  BOOL result;
  NSArray *elements;

  elements = [card childrenWithTag: @"adr"
                   andAttribute: @"type"
                   havingValue: @"home"];
  if ([elements count] > 0)
    {
      result = YES;
      homeAdr = [elements objectAtIndex: 0];
    }
  else
    result = ([[card childrenWithTag: @"url"
                     andAttribute: @"type"
                     havingValue: @"home"] count] > 0);

  return result;
}

- (NSString *) homePobox
{
  return [self _cardStringWithLabel: nil
                              value: [homeAdr flattenedValueAtIndex: 0
                                                             forKey: @""]];
}

- (NSString *) homeExtendedAddress
{
  return [self _cardStringWithLabel: nil
                              value: [homeAdr flattenedValueAtIndex: 1
                                                             forKey: @""]];
}

- (NSString *) homeStreetAddress
{
  return [self _cardStringWithLabel: nil
                              value: [homeAdr flattenedValueAtIndex: 2
                                                             forKey: @""]];
}

- (NSString *) homeCityAndProv
{
  NSString *city, *prov;
  NSMutableString *data;

  city = [homeAdr flattenedValueAtIndex: 3 forKey: @""];
  prov = [homeAdr flattenedValueAtIndex: 4 forKey: @""];

  data = [NSMutableString string];
  [data appendString: city];
  if ([city length] > 0 && [prov length] > 0)
    [data appendString: @", "];
  [data appendString: prov];

  return [self _cardStringWithLabel: nil value: data];
}

- (NSString *) homePostalCodeAndCountry
{
  NSString *postalCode, *country;
  NSMutableString *data;

  postalCode = [homeAdr flattenedValueAtIndex: 5 forKey: @""];
  country = [homeAdr flattenedValueAtIndex: 6 forKey: @""];

  data = [NSMutableString string];
  [data appendString: postalCode];
  if ([postalCode length] > 0 && [country length] > 0)
    [data appendFormat: @", ", country];
  [data appendString: country];

  return [self _cardStringWithLabel: nil value: data];
}

- (NSString *) _formattedURL: (NSString *) url
{
  NSRange schemaR;
  NSString *schema, *data;

  if ([url length] > 0)
    {
      schemaR = [url rangeOfString: @"://"];
      if (schemaR.length > 0)
        {
          schema = [url substringToIndex: schemaR.location + schemaR.length];
          data = [url substringFromIndex: schemaR.location + schemaR.length];
        }
      else
        {
          schema = @"http://";
          data = url;
        }
    }
  else
    {
      schema = nil;
      data = nil;
    }

  return [self _cardStringWithLabel: nil
                              value: data
               byEscapingHTMLString: YES
                       asLinkScheme: schema
                 withLinkAttributes: @"target=\"_blank\""];
}


- (NSString *) _urlOfType: (NSString *) aType
{
  NSArray *elements;
  NSString *url;

  elements = [card childrenWithTag: @"url"
                      andAttribute: @"type"
                       havingValue: aType];
  if ([elements count] > 0)
    url = [[elements objectAtIndex: 0] flattenedValuesForKey: @""];
  else
    url = nil;

  return [self _formattedURL: url];
}

- (NSString *) homeUrl
{
  NSString *s;

  s = [self _urlOfType: @"home"];

  if (!s || [s length] == 0)
    {
      NSArray *elements;
      NSString *workURL;
      int i;
      
      elements = [card childrenWithTag: @"url"
		       andAttribute: @"type"
		       havingValue: @"work"];
      workURL = nil;

      if ([elements count] > 0)
	workURL = [[elements objectAtIndex: 0] flattenedValuesForKey: @""];

      elements = [card childrenWithTag: @"url"];

      if (workURL && [elements count] > 1)
	{
	  for (i = 0; i < [elements count]; i++)
	    {
	      if ([[[elements objectAtIndex: i] flattenedValuesForKey: @""]
                    caseInsensitiveCompare: workURL] != NSOrderedSame)
		{
		  s = [[elements objectAtIndex: i] flattenedValuesForKey: @""];
		  break;
		}
	    }
	  
	}
      else if (!workURL && [elements count] > 0)
	{
	  s = [[elements objectAtIndex: 0] flattenedValuesForKey: @""];
	}

      if (s && [s length] > 0)
	s = [self _formattedURL: s];
    }
  
  return s;
}

- (BOOL) hasWorkInfos
{
  BOOL result;
  NSArray *elements;

  elements = [card childrenWithTag: @"adr"
                   andAttribute: @"type"
                   havingValue: @"work"];
  if ([elements count] > 0)
    {
      result = YES;
      workAdr = [elements objectAtIndex: 0];
    }
  else
    result = (([[card childrenWithTag: @"url"
                      andAttribute: @"type"
		      havingValue: @"work"] count] > 0)
              || [[card childrenWithTag: @"org"] count] > 0);

  return result;
}

- (NSString *) workTitle
{
  return [self _cardStringWithLabel: nil value: [card title]];
}

- (NSArray *) orgUnits
{
  NSMutableArray *orgUnits;
  NSArray *values;
  CardElement *org;
  NSString *service;
  NSUInteger count, max;

  org = [card org];
  values = [org valuesForKey: @""];
  max = [values count];
  if (max > 1)
    {
      orgUnits = [NSMutableArray arrayWithCapacity: max];
      for (count = 1; count < max; count++)
        {
          service = [org flattenedValueAtIndex: count forKey: @""];
          if ([service length] > 0)
            [orgUnits addObject: [NSDictionary dictionaryWithObject: service forKey: @"value"]];
        }
    }
  else
    orgUnits = nil;

  return orgUnits;
}

- (NSArray *) categories
{
  NSMutableArray *categories;
  NSArray *values;
  NSString *category;
  NSUInteger count, max;

  values = [card categories];
  max = [values count];
  if (max > 0)
    {
      categories = [NSMutableArray arrayWithCapacity: max];
      for (count = 0; count < max; count++)
        {
          category = [values objectAtIndex: count];
          if ([category length] > 0)
            [categories addObject: [NSDictionary dictionaryWithObject: category forKey: @"value"]];
        }
    }
  else
    categories = nil;

  return categories;
}

- (NSArray *) deliveryAddresses
{
  NSMutableArray *addresses;
  NSMutableDictionary *address;
  NSArray *elements;
  NSString *type, *postoffice, *street, *street2, *locality, *region, *postalcode, *country;
  CardElement *adr;
  NSUInteger count, max;

  elements = [card childrenWithTag: @"adr"];
  //values = [org valuesForKey: @""];
  max = [elements count];
  if (max > 0)
    {
      addresses = [NSMutableArray arrayWithCapacity: max];
      for (count = 0; count < max; count++)
        {
          adr = [elements objectAtIndex: count];
          type = [adr value: 0 ofAttribute: @"type"];
          postoffice = [adr flattenedValueAtIndex: 0 forKey: @""];
          street2    = [adr flattenedValueAtIndex: 1 forKey: @""];
          street     = [adr flattenedValueAtIndex: 2 forKey: @""];
          locality   = [adr flattenedValueAtIndex: 3 forKey: @""];
          region     = [adr flattenedValueAtIndex: 4 forKey: @""];
          postalcode = [adr flattenedValueAtIndex: 5 forKey: @""];
          country    = [adr flattenedValueAtIndex: 6 forKey: @""];
          address = [NSMutableDictionary dictionaryWithObject: type forKey: @"type"];
          if (postoffice) [address setObject: postoffice forKey: @"postoffice"];
          if (street2)    [address setObject: street2 forKey: @"street2"];
          if (street)     [address setObject: street forKey: @"street"];
          if (locality)   [address setObject: locality forKey: @"locality"];
          if (region)     [address setObject: region forKey: @"region"];
          if (postalcode) [address setObject: postalcode forKey: @"postalcode"];
          if (country)    [address setObject: country forKey: @"country"];
          if ([[address allKeys] count] > 1) [addresses addObject: address];
        }
    }
  else
    addresses = nil;

  return addresses;
}

- (NSString *) workService
{
  NSMutableArray *orgServices;
  NSArray *values;
  CardElement *org;
  NSString *service, *services;
  NSUInteger count, max;

  org = [card org];
  values = [org valuesForKey: @""];
  max = [values count];
  if (max > 1)
    {
      orgServices = [NSMutableArray arrayWithCapacity: max];
      for (count = 1; count < max; count++)
        {
          service = [org flattenedValueAtIndex: count forKey: @""];
          if ([service length] > 0)
            [orgServices addObject: service];
        }

      services = [orgServices componentsJoinedByString: @", "];
    }
  else
    services = nil;

  return [self _cardStringWithLabel: nil value: services];
}

- (NSString *) workUrl
{
  return [self _urlOfType: @"work"];
}

- (BOOL) hasOtherInfos
{
  return ([[card note] length] > 0
          || [[card bday] length] > 0
          || [[card tz] length] > 0);
}

- (NSString *) bday
{
  SOGoDateFormatter *dateFormatter;
  NSCalendarDate *date;
  NSString *bday;
  
  date = [card birthday];
  bday = nil;

  if (date)
    {
      dateFormatter = [[[self context] activeUser] dateFormatterInContext: context];
      bday = [dateFormatter formattedDate: date];
    }

  return bday;
  //return [self _cardStringWithLabel: @"Birthday:" value: bday];
}

// - (NSString *) tz
// {
//   return [self _cardStringWithLabel: @"Timezone:" value: [card tz]];
// }

- (NSString *) note
{
  NSString *note;

  note = [card note];
  if (note)
    {
      note = [note stringByEscapingHTMLString];
      note = [note stringByReplacingString: @"\r\n"
                   withString: @"<br />"];
      note = [note stringByReplacingString: @"\n"
                   withString: @"<br />"];
    }

  return note;
  //return [self _cardStringWithLabel: @"Note:" value: note];
}

/* hrefs */

- (NSString *) completeHrefForMethod: (NSString *) _method
                       withParameter: (NSString *) _param
                              forKey: (NSString *) _key
{
  NSString *href;

  [self setQueryParameter:_param forKey:_key];
  href = [self completeHrefForMethod:[self ownMethodName]];
  [self setQueryParameter:nil forKey:_key];

  return href;
}

- (NSString *)attributesTabLink {
  return [self completeHrefForMethod:[self ownMethodName]
	       withParameter:@"attributes"
	       forKey:@"tab"];
}
- (NSString *)debugTabLink {
  return [self completeHrefForMethod:[self ownMethodName]
	       withParameter:@"debug"
	       forKey:@"tab"];
}

/* action */

- (id <WOActionResults>) defaultAction
{
  card = [[self clientObject] vCard];
  if (card)
    {
      [card retain];
      phones = nil;
      homeAdr = nil;
      workAdr = nil;
    }
  else
    return [NSException exceptionWithHTTPStatus: 404 /* Not Found */
                        reason: @"could not locate contact"];

  return self;
}

/**
 * @api {get} /so/:username/Contacts/:addressbookId/:cardId/view Get card
 * @apiVersion 1.0.0
 * @apiName GetData
 * @apiGroup Contacts
 * @apiExample {curl} Example usage:
 *     curl -i http://localhost/SOGo/so/sogo1/Contacts/personal/1BC8-52F53F80-1-38C52040.vcf/view
 *
 * @apiSuccess (Success 200) {String} id                   Card ID
 * @apiSuccess (Success 200) {String} pid                  Address book ID (card's container)
 * @apiSuccess (Success 200) {String} tag                  Either vcard or vlist
 * @apiSuccess (Success 200) {String} [givenname]          Firstname
 * @apiSuccess (Success 200) {String} [nickname]           Nickname
 * @apiSuccess (Success 200) {String} [sn]                 Lastname
 * @apiSuccess (Success 200) {String} [fn]                 Fullname
 * @apiSuccess (Success 200) {String} [tz]                 Timezone
 * @apiSuccess (Success 200) {String} [note]               Note
 * @apiSuccess (Success 200) {String[]} allCategories      All available categories
 * @apiSuccess (Success 200) {Object[]} [categories]       Categories assigned to the card
 * @apiSuccess (Success 200) {String} categories.value     Category name
 * @apiSuccess (Success 200) {Object[]} [addresses]        Postal addresses
 * @apiSuccess (Success 200) {String} addresses.type       Type (e.g., home or work)
 * @apiSuccess (Success 200) {String} addresses.postoffice Post office box
 * @apiSuccess (Success 200) {String} addresses.street     Street address
 * @apiSuccess (Success 200) {String} addresses.street2    Extended address (e.g., apartment or suite number)
 * @apiSuccess (Success 200) {String} addresses.locality   Locality (e.g., city)
 * @apiSuccess (Success 200) {String} addresses.region     Region (e.g., state or province)
 * @apiSuccess (Success 200) {String} addresses.postalcode Postal code
 * @apiSuccess (Success 200) {String} addresses.country    Country name
 * @apiSuccess (Success 200) {Object[]} [emails]           Email addresses
 * @apiSuccess (Success 200) {String} emails.type          Type (e.g., home or work)
 * @apiSuccess (Success 200) {String} emails.value         Email address
 * @apiSuccess (Success 200) {Object[]} [phones]           Phone numbers
 * @apiSuccess (Success 200) {String} phones.type          Type (e.g., mobile or work)
 * @apiSuccess (Success 200) {String} phones.value         Phone number
 * @apiSuccess (Success 200) {Object[]} [urls]             URLs
 * @apiSuccess (Success 200) {String} urls.type            Type (e.g., personal or work)
 * @apiSuccess (Success 200) {String} urls.value           URL
 */
- (id <WOActionResults>) dataAction
{
  id <WOActionResults> result;
  id o;
  SOGoObject <SOGoContactObject> *contact;
  NSMutableDictionary *data;

  contact = [self clientObject];
  card = [contact vCard];
  if (card)
    {
      [card retain];
      phones = nil;
      homeAdr = nil;
      workAdr = nil;
    }
  else
    return [NSException exceptionWithHTTPStatus: 404 /* Not Found */
                                         reason: @"could not locate contact"];

  data = [NSMutableDictionary dictionaryWithObjectsAndKeys:
                                [[contact container] nameInContainer], @"pid",
                              [contact nameInContainer], @"id",
                              [[card tag] lowercaseString], @"tag",
                              nil];
  o = [card fn];
  if (o) [data setObject: o forKey: @"fn"];
  o = [card n];
  if (o)
    {
      NSString *lastName = [o flattenedValueAtIndex: 0 forKey: @""];
      NSString *firstName = [o flattenedValueAtIndex: 1 forKey: @""];
      if ([lastName length] > 0)
        [data setObject: lastName forKey: @"sn"];
      if ([firstName length] > 0)
        [data setObject: firstName forKey: @"givenname"];
    }
  o = [card nickname];
  if (o) [data setObject: o forKey: @"nickname"];
  o = [card title];
  if ([o length] > 0)
    {
      [data setObject: o forKey: @"title"];
    }
  o = [card role];
  if ([o length] > 0)
    {
      [data setObject: o forKey: @"role"];
    }
  o = [self orgUnits];
  if ([o count] > 0)
    {
      [data setObject: o forKey: @"orgUnits"];
    }
  o = [card workCompany];
  if ([o length] > 0)
    {
      [data setObject: o forKey: @"org"];
    }

  o = [card birthday];
  if (o)
    {
      NSNumber *time = [NSNumber numberWithInt: [o timeIntervalSince1970]];
      [data setObject: time forKey: @"birthday"];
    }
  // o = [card source];
  // if (o) [data setObject: o forKey: @"source"];
  o = [card tz];
  if (o) [data setObject: o forKey: @"tz"];

  o = [card childrenWithTag: @"email"];
  if ([o count]) [data setObject: o forKey: @"emails"];
  o = [card childrenWithTag: @"tel"];
  if ([o count]) [data setObject: o forKey: @"phones"];
  o = [self categories];
  if ([o count]) [data setObject: o forKey: @"categories"];
  o = [self deliveryAddresses];
  if ([o count] > 0) [data setObject: o forKey: @"addresses"];
  o = [card childrenWithTag: @"url"];
  if ([o count]) [data setObject: o forKey: @"urls"];

  o = [self note];
  if (o) [data setObject: o forKey: @"note"];
  o = [self _fetchAndCombineCategoriesList];
  if (o) [data setObject: o forKey: @"allCategories"];
  if ([contact hasPhoto])
    [data setObject: [self photoURL] forKey: @"photoURL"];

  result = [self responseWithStatus: 200
                          andString: [data jsonRepresentation]];
  
  return result;
}

- (BOOL) hasPhoto
{
  return [[self clientObject] hasPhoto];
}

- (NSString *) photoURL
{
  NSURL *soURL;

  soURL = [[self clientObject] soURL];

  return [NSString stringWithFormat: @"%@/photo", [soURL absoluteString]];
}

@end /* UIxContactView */