How to update ObservableCollection when i call the same URL? - c#

I have problem, i don't know how to update ObservableCollection when i call the same URL in windows phone.
The problem is:-
I call the URL for the first time then i add this to my listbox then after one minute i call the same URL and the result have new data (New data Added or Old Data removed), i don't how to search the old data to check if all new data is exist and if not how add the new row received with out duplication.
Please Advise me :(
this how i call the URL and how i add the data:-
private void GetOpentPos (Object sender, EventArgs e)
{
var request = HttpWebRequest.Create(new Uri("http://74.54.46.178/vertexweb10/webservice.svc/GetOpenPositions?AccountId=1122336675")) as HttpWebRequest;
request.Method = "GET";
if (request.Headers == null)
{
request.Headers = new WebHeaderCollection();
}
request.Headers[HttpRequestHeader.IfModifiedSince] = DateTime.UtcNow.ToString();
request.CookieContainer = cookieJar2;
request.BeginGetResponse(ar =>
{
HttpWebRequest req2 = (HttpWebRequest)ar.AsyncState;
using (var response = (HttpWebResponse)req2.EndGetResponse(ar))
{
using (Stream stream = response.GetResponseStream())
{
using (var reader = new StreamReader(stream))
{
var outerRoot4 = JsonConvert.DeserializeObject<OuterRootObject4>(reader.ReadToEnd());
JArray jsonArray = JArray.Parse(outerRoot4.d);
JToken jsonArray_Item = jsonArray.First;
DispatchInvoke(() =>
{
while (jsonArray_Item != null)
{
string SymbolNameTra = jsonArray_Item.Value<string>("SymbolName");
string TypeTra = jsonArray_Item.Value<string>("BuySell");
double AmountTra = jsonArray_Item.Value<double>("Amount");
double ProfitLossTra = jsonArray_Item.Value<double>("ProfitLoss");
int PosID = jsonArray_Item.Value<int>("ID");
DataReceivedCollectionTr.Add(new DataTr() { SymbolNameTr = SymbolNameTra, TypeTr = TypeTra, AmountTr = AmountTra, ProfitLossTr = ProfitLossTra,PosID = PosID });
jsonArray_Item = jsonArray_Item.Next;
}
}
);
}
}
}
}, request);
}

Check by some unique field and if list does not containt such item add it
if (DataReceivedCollectionTr.FirstOrDefault(i => i.SymbolNameTr == SymbolNameTra) == null)
{
DataReceivedCollectionTr.Add(new DataTr() { SymbolNameTr = SymbolNameTra, TypeTr = TypeTra, AmountTr = AmountTra, ProfitLossTr = ProfitLossTra,PosID = PosID });
}

Related

Fragment cannot find variable from other Fragment

I have a problem. I have 2 Android.Support.V4.App.Fragments
In the first Framgent I use this code:
AgentSpinnerAdapter = new ArrayAdapter<string>(Context, Android.Resource.Layout.SimpleSpinnerDropDownItem);
AgentSpinner.Adapter = AgentSpinnerAdapter;
foreach (string[] str in NamesArray)
{
string AgentId = str[0];
string Owner = str[1];
string Exchange = str[2];
string Remark = str[3];
AgentSpinnerAdapter.Add("Agent " + AgentId + " - " + Owner + " - " + Remark);
}
In the second Fragment I call this line:
dbValue = Fragment1.AgentSpinnerAdapter.GetItem(0);
But it says that AgentSpinnerAdapter is a nullreference, which is weird, because it get's filled. I have set the AgentSpinnerAdapter to Public static. Also in my MainActivity I first create Fragment1 and then Fragment2 like this:
Fragment1 = Fragment1.NewInstance();
Fragment2 = Fragment2.NewInstance();
What am I doing wrong?
UPDATE
Here is the full Fragment1.cs method
public void LoadAgentSpinner()
{
string json = "";
try
{
string html = string.Empty;
string url = "https://www.efy.nl/app/getagents.php";
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
IgnoreBadCertificates();
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
using (Stream stream = response.GetResponseStream())
using (StreamReader reader = new StreamReader(stream))
{
json = reader.ReadToEnd();
}
}
catch (Exception ex1)
{
try
{
WebClient client = new WebClient();
NameValueCollection fields = new NameValueCollection();
fields.Add("error", ex1.GetBaseException().ToString());
string url = "https://www.mywebsite.com";
IgnoreBadCertificates();
byte[] respBytes = client.UploadValues(url, fields);
string resp = client.Encoding.GetString(respBytes);
SelectedQuantity.Text = "";
SelectedLimit.Text = "";
}
catch (Exception ex2)
{
string exFullName = (ex2.GetType().FullName);
string ExceptionString = (ex2.GetBaseException().ToString());
}
}
//Parse json content
var jObject = JObject.Parse(json);
//Create Array from everything inside Node:"Coins"
var agentPropery = jObject["Agents"] as JArray;
//Create List to save Coin Data
agentList = new List<agent>();
//Find every value in Array: coinPropery
foreach (var property in agentPropery)
{
//Convert every value in Array to string
var propertyList = JsonConvert.DeserializeObject<List<agent>>(property.ToString());
//Add all strings to List
agentList.AddRange(propertyList);
}
//Get all the values from Name, and convert it to an Array
string[][] NamesArray = agentList.OrderBy(i => i.AgentId)
.Select(i => new string[] { i.AgentId.ToString(), i.Owner, i.Exchange, i.Remark })
.Distinct()
.ToArray();
AgentSpinnerAdapter = new ArrayAdapter<string>(Context, Android.Resource.Layout.SimpleSpinnerDropDownItem);
AgentSpinner.Adapter = AgentSpinnerAdapter;
foreach (string[] str in NamesArray)
{
string AgentId = str[0];
string Owner = str[1];
string Exchange = str[2];
string Remark = str[3];
AgentSpinnerAdapter.Add("Agent " + AgentId + " - " + Owner + " - " + Remark); // format your string here
}
if(MainActivity.db.CheckExistTableSettings("Default Agent") == true)
{
string Value = MainActivity.db.SelectValueFromTableSettings("Default Agent");
int spinnerPosition = AgentSpinnerAdapter.GetPosition(Value);
AgentSpinner.SetSelection(spinnerPosition);
}
else
{
AgentSpinner.SetSelection(0);
}
}
In a few of my applications it's necessary to access the other fragments from my main Activity, so we do the following:
public class MainActivity : AppCompatActivity, BottomNavigationView.IOnNavigationItemSelectedListener
{
public static Dictionary<string, Fragment> FragmentList { get; set; }
private Fragment currentFragment = null;
private BottomNavigationView navigation;
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.layout_mainactivity);
// create our fragments and initialise them early.
if (FragmentList == null)
{
FragmentList = new Dictionary<string, Fragment>
{
{ "main", MainFragment.NewInstance() },
{ "bugreport", BugReportFragment.NewInstance() },
{ "settings", SettingsFragment.NewInstance() }
};
}
navigation = FindViewById<BottomNavigationView>(Resource.Id.bottom_nav);
navigation.SetOnNavigationItemSelectedListener(this);
navigation.SelectedItemId = Resource.Id.navigation_main;
}
public bool OnNavigationItemSelected(IMenuItem item)
{
if (!popAction)
{
navigationResourceStack.Push(item.ItemId);
}
switch (item.ItemId)
{
case Resource.Id.navigation_main:
currentFragment = FragmentList["main"];
break;
case Resource.Id.navigation_settings:
currentFragment = FragmentList["settings"];
break;
case Resource.Id.navigation_bugreport:
currentFragment = FragmentList["bugreport"];
break;
}
if (currentFragment == null)
{
return false;
}
else
{
FragmentManager.BeginTransaction().Replace(Resource.Id.frame_content, currentFragment).Commit();
return true;
}
}
}
What this means is you could do something like MainActivity.FragmentList["main"] and then call any public method on the actual initialized class because a pointer to it is stored within the dictionary.

Instagram API: How to insert all user media in c# asp.net mvc?

I am trying the get all user media from the instagram api and store into database but how can do that i don't know. i am write the code but using this code just add one media in the database. any one have the idea then please let me know how can do that. here below list the my code.
This is my C# method :
public string makePostFromInstagram()
{
var serializer1 = new System.Web.Script.Serialization.JavaScriptSerializer();
var nodes1 = serializer1.Deserialize<dynamic>(GetData(strInstagramUserId));
foreach (var date in nodes1)
{
if (date.Key == "data")
{
string theKey = date.Key;
var thisNode = date.Value;
int userCount = 0;
foreach (var post in thisNode)
{
if (thisNode[userCount]["username"] == strInstagramUserId)
{
id = thisNode[userCount]["id"].ToString();
}
userCount++;
}
}
}
var serializer = new System.Web.Script.Serialization.JavaScriptSerializer();
Dictionary<string, object> csObj = serializer.Deserialize<Dictionary<string, object>>(GetRecentPost(id, accessToken));
int length = ((ArrayList)csObj["data"]).Count;
var nodes = serializer.Deserialize<dynamic>(GetRecentPost(id, accessToken));
foreach (var date in nodes)
{
if (date.Key == "data")
{
string theKey = date.Key;
var thisNode = date.Value;
foreach (var post in thisNode)
{
UsersOnInstagram objUserInsta = new UsersOnInstagram();
string result = null;
//here i am add just one image so i want to here add multiple image insert
if (post["type"] == "image")
result = UsersOnInstagram.addInstagramPost(strPtId, HttpUtility.UrlEncode(post["caption"]["text"]), post["images"]["standard_resolution"]["url"], UnixTimeStampToDateTime(Convert.ToDouble(post["created_time"])), null, post["type"]);
else if (post["type"] == "video")
result = objUserInsta.addInstagramPost(HttpUtility.UrlEncode(post["caption"]["text"]), strPtId, post["images"]["standard_resolution"]["url"], UnixTimeStampToDateTime(Convert.ToDouble(post["created_time"])), post["videos"]["standard_resolution"]["url"], post["type"]);
}
}
}
Response.End();
}
this is my api method :
public static string GetRecentPost(string instagramaccessid, string instagramaccesstoken)
{
Double MAX_TIMESTAMP = DateTimeToUnixTimestamp(DateTime.Today.AddDays(-1));
Double MIN_TIMESTAMP = DateTimeToUnixTimestamp(DateTime.Today.AddDays(-2));
string url = "https://api.instagram.com/v1/users/" + instagramaccessid + "/media/recent?access_token=" + instagramaccesstoken + "&min_timestamp=" + MIN_TIMESTAMP + "&maz_timestamp=" + MAX_TIMESTAMP;
var webClient = new System.Net.WebClient();
string d = webClient.DownloadString(url);
return d;
}
any one know how can do that please let me know.

How to add/update milestones in a feature using rally rest API and C#?

I am not able to add or update milestones field for the Features in the Rally. If anyone having the code available using C# to update the same, please share with me. I am searching and doing from last one week with no luck.
When I am trying to add/Update milestones in the Features. I am getting the error as "Could not read: Could not read referenced object null". My code is as follows:-
public DynamicJsonObject UpdateFeaturesbyName(string fea, string bFun)
{
//getting list of Feature.
Request feat = new Request("PortfolioItem/Feature");
feat.Query = new Query("Name", Query.Operator.Equals, fea);
QueryResult TCSResults = restApi.Query(feat);
foreach (var res in TCSResults.Results)
{
var steps = res["Milestones"];
Request tsteps = new Request(steps);
QueryResult tstepsResults = restApi.Query(tsteps);
foreach (var item in tstepsResults.Results)
{
}
if (res.Name == fea)
{
var targetFeature = TCSResults.Results.FirstOrDefault();
DynamicJsonObject toUpdate = new DynamicJsonObject();
//toUpdate["Milestones"] = "";
// CreateResult createResult = restApi.Create(steps._ref, toUpdate);
// String contentRef = steps._ref;
//String contentRef = createResult._ref;
string[] value = null;
string AccCri = string.Empty;
if (!string.IsNullOrWhiteSpace(bFun))
{
value = bFun.Split(new string[] { "\r\n", "\n" }, StringSplitOptions.None);
foreach (string item in value)
{
//if (string.IsNullOrWhiteSpace(AccCri))
// AccCri = item;
//else
// AccCri = AccCri + "<br/>" + item;
if (!string.IsNullOrWhiteSpace(item))
{
//Query for Milestone.
Request ms = new Request("Milestone");
ms.Fetch = new List<string>() { "Name", "ObjectID" };
ms.Query = new Query("Name", Query.Operator.Equals, item);
QueryResult msResults = restApi.Query(ms);
var targetMLResult = msResults.Results.FirstOrDefault();
long MLOID = targetMLResult["ObjectID"];
DynamicJsonObject tarML = restApi.GetByReference("Milestone", MLOID, "Name", "_ref", "DisplayColor");
DynamicJsonObject targetML = new DynamicJsonObject();
targetML["Name"] = tarML["Name"];
//targetML["_ref"] = tarML["_ref"];
targetML["_ref"] = "/milestone/" + Convert.ToString(MLOID);
targetML["DisplayColor"] = tarML["DisplayColor"];
// Grab collection of existing Milestones.
var existingMilestones = targetFeature["Milestones"];
long targetOID = targetFeature["ObjectID"];
// Milestones collection on object is expected to be a System.Collections.ArrayList.
var targetMLArray = existingMilestones;
var tagList2 = targetMLArray["_tagsNameArray"];
tagList2.Add(targetML);//
//targetMLArray.Add(targetML);
targetMLArray["_tagsNameArray"] = tagList2;
toUpdate["Milestones"] = targetMLArray;
OperationResult updateResult = restApi.Update(res._ref, toUpdate);
bool resp = updateResult.Success;
}
}
}
//toUpdate["c_AcceptanceCriteria"] = AccCri;
//OperationResult updateResult = restApi.Update(res._ref, toUpdate);
}
}
var features = TCSResults.Results.Where(p => p.Name == fea).FirstOrDefault();
var featuresref = features._ref;
return features;
}
Now that v3.1.1 of the toolkit has been released you can use the AddToCollection method to do this.
Otherwise, you can still always just update the full collection. The value should be an arraylist of objects with _ref properties.
Check out this example (which adds tasks to defects, but should be very similar to what you're doing): https://github.com/RallyCommunity/rally-dot-net-rest-apps/blob/master/UpdateTaskCollectionOnDefect/addTaskOnDefect.cs

how to return datatable and integer in c#

I am creating a method which returns datatable and an int value.I have create a method which returns only datatable.Please take a look on the code
public static DataTable ShutterstockSearchResults(string url)
{
int TotalCont=0;
DataTable dt = new DataTable();
try
{
//intigration using Basic Aouth with authrization headers
var request = (HttpWebRequest)WebRequest.Create(url);
var username = "SC";
var password = "SK";
string credentials = Convert.ToBase64String(Encoding.ASCII.GetBytes(username + ":" + password));
request.Headers[HttpRequestHeader.Authorization] = string.Format("Basic {0}", credentials);
request.UserAgent = "MyApp 1.0";
var response = (HttpWebResponse)request.GetResponse();
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
JavaScriptSerializer js = new JavaScriptSerializer();
var objText = reader.ReadToEnd();
SearchResult myojb = (SearchResult)js.Deserialize(objText, typeof(SearchResult));
TotalCount = myojb.total_count;
dt.Columns.Add("Id");
dt.Columns.Add("Discription");
dt.Columns.Add("Small_Thumb_URl");
dt.Columns.Add("Large_Thumb_URL");
dt.Columns.Add("Prieview_URL");
dt.Columns.Add("ContributorID");
dt.Columns.Add("aspect");
dt.Columns.Add("image_type");
dt.Columns.Add("is_illustration");
dt.Columns.Add("media_type");
foreach (var item in myojb.data)
{
var row = dt.NewRow();
row["ID"] = item.id;
row["Discription"] = item.description;
row["Small_Thumb_URl"] = item.assets.small_thumb.url;
row["Large_Thumb_URL"] = item.assets.large_thumb.url;
row["Prieview_URL"] = item.assets.preview.url;
row["ContributorID"] = item.contributor.id;
row["aspect"] = item.aspect;
row["image_type"] = item.image_type;
row["is_illustration"] = item.is_illustration;
row["media_type"] = item.media_type;
dt.Rows.Add(row);
}
// List<SearchResult> UserList = JsonConvert.DeserializeObject<List<SearchResult>>(objText);
// Response.Write(reader.ReadToEnd());
}
}
catch (WebException ea)
{
Console.WriteLine(ea.Message);
using (var stream = ea.Response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
Console.WriteLine(reader.ReadToEnd());
}
}
return dt;
}
I want to return datatable and TotalCont.please help
Generally speaking, a method can only return one type.
You have two options:
1) Create a class that has a DataTable and an int field, such as:
public class MyReturnType
{
public DataTable TheDataTable {get; set;}
public int TotalCount {get; set;}
}
And return this type from your method.
2) You can add an out parameter to your method:
public static DataTable ShutterstockSearchResults(string url, out totalCount)
And assign to totalCount within your method.
public static Tuple<DataTable, int> ShutterstockSearchResults(string url)
{
[...]
return new Tuple<DataTable, int>(dt, totalCount);
}
public static void SomeConsumerMethod()
{
var result = ShutterstockSearchResults(myPath);
DataTable dt = result.Item1;
int totalCount = result.Item2;
}
To answer the comments in Klaus answer:
public class MyReturnType
{
public DataTable TheDataTable {get; set;}
public int TotalCount {get; set;}
}
and in your method:
public static MyReturnType ShutterstockSearchResults(string url)
{
MyReturnType result=new MyReturnType();
int TotalCont=0;
DataTable dt = new DataTable();
try
{
//intigration using Basic Aouth with authrization headers
var request = (HttpWebRequest)WebRequest.Create(url);
var username = "SC";
var password = "SK";
string credentials = Convert.ToBase64String(Encoding.ASCII.GetBytes(username + ":" + password));
request.Headers[HttpRequestHeader.Authorization] = string.Format("Basic {0}", credentials);
request.UserAgent = "MyApp 1.0";
var response = (HttpWebResponse)request.GetResponse();
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
JavaScriptSerializer js = new JavaScriptSerializer();
var objText = reader.ReadToEnd();
SearchResult myojb = (SearchResult)js.Deserialize(objText, typeof(SearchResult));
TotalCount = myojb.total_count;
dt.Columns.Add("Id");
dt.Columns.Add("Discription");
dt.Columns.Add("Small_Thumb_URl");
dt.Columns.Add("Large_Thumb_URL");
dt.Columns.Add("Prieview_URL");
dt.Columns.Add("ContributorID");
dt.Columns.Add("aspect");
dt.Columns.Add("image_type");
dt.Columns.Add("is_illustration");
dt.Columns.Add("media_type");
foreach (var item in myojb.data)
{
var row = dt.NewRow();
row["ID"] = item.id;
row["Discription"] = item.description;
row["Small_Thumb_URl"] = item.assets.small_thumb.url;
row["Large_Thumb_URL"] = item.assets.large_thumb.url;
row["Prieview_URL"] = item.assets.preview.url;
row["ContributorID"] = item.contributor.id;
row["aspect"] = item.aspect;
row["image_type"] = item.image_type;
row["is_illustration"] = item.is_illustration;
row["media_type"] = item.media_type;
dt.Rows.Add(row);
}
// List<SearchResult> UserList = JsonConvert.DeserializeObject<List<SearchResult>>(objText);
// Response.Write(reader.ReadToEnd());
}
}
catch (WebException ea)
{
Console.WriteLine(ea.Message);
using (var stream = ea.Response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
Console.WriteLine(reader.ReadToEnd());
}
}
result.TheDataTable=dt;
result.TotalCount=TotalCount;
return result:
}
Your method needs an additional out parameter if you want to "return" more than one value. Just pass an uninitialized variable of the desired type into your method and assign that variable inside.
public void Test()
{
int i;
DataTable ShutterstockSearchResults("Some string", out i);
}
your ShutterstockSearchResults method needs to be modified accordingly:
public static DataTable ShutterstockSearchResults(string url, out int outParam)
{
outParam = 10;
// do other stuff
}
If you do not change outParam any further inside ShutterstockSearchResults, it will have the value 10 after returning to Test.
You can accomplish this with a Tuple. Consider the following simple example:
public class EmptyClass
{
public static void Main(){
EmptyClass something = new EmptyClass ();
Tuple<String, int> tuple = something.returnMe ();
Console.WriteLine ("Item 1: " + tuple.Item1);
Console.WriteLine ("Item 2: " + tuple.Item2);
}
public EmptyClass ()
{
}
public Tuple<String, int> returnMe() {
return Tuple.Create ("Hello", 2);
}
}

Query for All Invoices With Open Balances using QuickBooks Online (QBO) Intuit Partner Platform (IPP) DevKit

I am trying to Query for all invoices with open balances using IPP but I keep on getting 0 results back. Am I doing something wrong in code?
Here is my C# code snippet that I am trying to do with the applied Filtering
InvoiceQuery qboInvoiceQuery = new InvoiceQuery();
int iMaxPageNumber = QUERY_MAX_PAGE_NUMBER; // A Constant with the Maximum Page Number allowed in a query
int iResultsPerPage = QUERY_MAX_NUM_PER_PAGE_INVOICE; // A Constant with the Maximum Results per page
// Paging Information
qboInvoiceQuery.PageNumber = QUERY_START_PAGE_NUMBER;
qboInvoiceQuery.ResultsPerPage = iResultsPerPage;
#region Query Filtering
//////////////////////////////////////////////
// initial filtering via Query Criteria //
//////////////////////////////////////////////
// Get only Open (Unpaid) Invoices
qboInvoiceQuery.OpenBalance = (decimal)0.00;
qboInvoiceQuery.SpecifyOperatorOption(FilterProperty.OpenBalance, FilterOperatorType.AFTER);
//////////////////////////////////////////////
// END initial filtering via Query Criteria //
//////////////////////////////////////////////
#endregion
// Complete the Query calls to build the list
IEnumerable<Invoice> results = qboInvoiceQuery.ExecuteQuery<Invoice>(_ServiceContext);
IEnumerable<Invoice> qboInvoices = results;
int iCount = results.Count();
while (iCount > 0 && iCount == iResultsPerPage && qboInvoiceQuery.PageNumber <= iMaxPageNumber)
{
qboInvoiceQuery.PageNumber++;
results = qboInvoiceQuery.ExecuteQuery<Invoice>(_ServiceContext);
iCount = results.Count();
qboInvoices = qboInvoices.Concat(results);
}
*** UPDATE ***
I have implemented peterl's answer and now have the following code. However I am now running into a new problem that my code is always returning the default of 10 invoices and is not taking into consideration my body. Even if i set it to a different page number or ResultsPerPage value I was get back the first page and 10 results. Any ideas?
private Dictionary<string, Invoice> GetUnpaidInvoicesDictionary(IdType CustomerId, bool bById = true)
{
Dictionary<string, Invoice> dictionary = new Dictionary<string, Invoice>();
int iMaxPageNumber = 100;
int iResultsPerPage = 100;
try
{
OAuthConsumerContext consumerContext = new OAuthConsumerContext
{
ConsumerKey = _sConsumerKey,
SignatureMethod = SignatureMethod.HmacSha1,
ConsumerSecret = _sConsumerSecret
};
string sBaseURL = "https://oauth.intuit.com/oauth/v1";
string sUrlRequestToken = "/get_request_token";
string sUrlAccessToken = "/get_access_token";
OAuthSession oSession = new OAuthSession(consumerContext,
sBaseURL + sUrlRequestToken,
sBaseURL,
sBaseURL + sUrlAccessToken);
oSession.AccessToken = new TokenBase
{
Token = _sAccessToken,
ConsumerKey = _sConsumerKey,
TokenSecret = _sAccessTokenSecret
};
int iPageNumber = QUERY_START_PAGE_NUMBER;
string sCustomerId = CustomerId.Value;
string sBodyBase = "PageNum={0}&ResultsPerPage={1}&Filter=OpenBalance :GreaterThan: 0.00 :AND: CustomerId :EQUALS: {2}";
string sBody = String.Format(sBodyBase, iPageNumber, iResultsPerPage, sCustomerId);
IConsumerRequest conReq = oSession.Request();
conReq = conReq.Post().WithRawContentType("application/x-www-form-urlencoded").WithRawContent(System.Text.Encoding.ASCII.GetBytes(sBody)); ;
conReq = conReq.ForUrl(_DataService.ServiceContext.BaseUrl + "invoices/v2/" + _DataService.ServiceContext.RealmId);
conReq = conReq.SignWithToken();
// Complete the Query calls to build the list
SearchResults searchResults = (SearchResults)_DataService.ServiceContext.Serializer.Deserialize<SearchResults>(conReq.ReadBody());
IEnumerable<Invoice> results = ((Invoices)searchResults.CdmCollections).Invoice;
IEnumerable<Invoice> qboInvoices = results;
int iCount = searchResults.Count;
while (iCount > 0 && iCount == iResultsPerPage && iPageNumber <= iMaxPageNumber)
{
iPageNumber++;
sBody = String.Format(sBodyBase, iPageNumber, iResultsPerPage, sCustomerId);
conReq = oSession.Request();
conReq = conReq.Post().WithRawContentType("application/x-www-form-urlencoded").WithRawContent(System.Text.Encoding.ASCII.GetBytes(sBody)); ;
conReq = conReq.ForUrl(_DataService.ServiceContext.BaseUrl + "invoices/v2/" + _DataService.ServiceContext.RealmId);
conReq = conReq.SignWithToken();
searchResults = (SearchResults)_DataService.ServiceContext.Serializer.Deserialize<SearchResults>(conReq.ReadBody());
results = ((Invoices)searchResults.CdmCollections).Invoice;
qboInvoices = qboInvoices.Concat(results);
iCount = searchResults.Count;
}
if (bById)
foreach (Invoice Inv in qboInvoices)
dictionary.Add(Inv.Id.Value, Inv);
else
foreach (Invoice Inv in qboInvoices)
dictionary.Add(Inv.Header.DocNumber, Inv);
return dictionary;
}
catch (Exception)
{
return null;
}
}
* UPDATE *
There is a similar issue out there that involves the new api tester. This could be related to this issue and they are currently looking into it.
Stack Overflow: QuickBooks Online querying with filter returns 401 everytime
This is a bug in the DevKit. The OpenBalance filter defaults to :EQUALS: and does not support :GreaterThan:.
https://ipp.developer.intuit.com/0010_Intuit_Partner_Platform/0050_Data_Services/0400_QuickBooks_Online/Invoice#Attributes_Supporting_Filtering_and_Sorting
Here is a workaround using DevDefined to construct the OAuth header:
public List<Intuit.Ipp.Data.Qbo.Invoice> GetQboUnpaidInvoices(DataServices dataServices, int startPage, int resultsPerPage, IdType CustomerId)
{
StringBuilder requestXML = new StringBuilder();
StringBuilder responseXML = new StringBuilder();
var requestBody = String.Format("PageNum={0}&ResultsPerPage={1}&Filter=OpenBalance :GreaterThan: 0.00 :AND: CustomerId :EQUALS: {2}", startPage, resultsPerPage, CustomerId.Value);
HttpWebRequest httpWebRequest = WebRequest.Create(dataServices.ServiceContext.BaseUrl + "invoices/v2/" + dataServices.ServiceContext.RealmId) as HttpWebRequest;
httpWebRequest.Method = "POST";
httpWebRequest.ContentType = "application/x-www-form-urlencoded";
httpWebRequest.Headers.Add("Authorization", GetDevDefinedOAuthHeader(httpWebRequest, requestBody));
requestXML.Append(requestBody);
UTF8Encoding encoding = new UTF8Encoding();
byte[] content = encoding.GetBytes(requestXML.ToString());
using (var stream = httpWebRequest.GetRequestStream())
{
stream.Write(content, 0, content.Length);
}
HttpWebResponse httpWebResponse = httpWebRequest.GetResponse() as HttpWebResponse;
using (Stream data = httpWebResponse.GetResponseStream())
{
Intuit.Ipp.Data.Qbo.SearchResults searchResults = (Intuit.Ipp.Data.Qbo.SearchResults)dataServices.ServiceContext.Serializer.Deserialize<Intuit.Ipp.Data.Qbo.SearchResults>(new StreamReader(data).ReadToEnd());
return ((Intuit.Ipp.Data.Qbo.Invoices)searchResults.CdmCollections).Invoice.ToList();
}
}
protected string GetDevDefinedOAuthHeader(HttpWebRequest webRequest, string requestBody)
{
OAuthConsumerContext consumerContext = new OAuthConsumerContext
{
ConsumerKey = consumerKey,
ConsumerSecret = consumerSecret,
SignatureMethod = SignatureMethod.HmacSha1,
UseHeaderForOAuthParameters = true
};
consumerContext.UseHeaderForOAuthParameters = true;
//URIs not used - we already have Oauth tokens
OAuthSession oSession = new OAuthSession(consumerContext, "https://www.example.com",
"https://www.example.com",
"https://www.example.com");
oSession.AccessToken = new TokenBase
{
Token = accessToken,
ConsumerKey = consumerKey,
TokenSecret = accessTokenSecret
};
IConsumerRequest consumerRequest = oSession.Request();
consumerRequest = ConsumerRequestExtensions.ForMethod(consumerRequest, webRequest.Method);
consumerRequest = ConsumerRequestExtensions.ForUri(consumerRequest, webRequest.RequestUri);
if (webRequest.Headers.Count > 0)
{
ConsumerRequestExtensions.AlterContext(consumerRequest, context => context.Headers = webRequest.Headers);
if (webRequest.Headers[HttpRequestHeader.ContentType] == "application/x-www-form-urlencoded")
{
Dictionary<string, string> formParameters = new Dictionary<string, string>();
foreach (string formParameter in requestBody.Split('&'))
{
formParameters.Add(formParameter.Split('=')[0], formParameter.Split('=')[1]);
}
consumerRequest = consumerRequest.WithFormParameters(formParameters);
}
}
consumerRequest = consumerRequest.SignWithToken();
return consumerRequest.Context.GenerateOAuthParametersForHeader();
}
http://nuget.org/packages/DevDefined.OAuth

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