public FullProfileView(string name)
: base(UITableViewStyle.Grouped, null, true)
{
user = User.FromName (name);
if (user == null)
User.FetchUser (name, u => ProcessUserReturn (u));
else
CreateUI ();
}
public FullProfileView(long id)
: base(UITableViewStyle.Grouped, null, true)
{
user = User.FromId (id);
if (user == null)
User.FetchUser (id, u => ProcessUserReturn (u));
else
CreateUI ();
}
public ShortProfileView(RectangleF rect, long userId, bool discloseButton)
: base(rect)
{
BackgroundColor = UIColor.Clear;
user = User.FromId (userId);
if (user == null){
Console.WriteLine ("userid={0}", userId);
return;
}
// Pics are 73x73, but we will add a border.
profilePic = new UIImageView (new RectangleF (10, 10, 73, 73));
profilePic.BackgroundColor = UIColor.Clear;
profilePic.Image = ImageStore.RequestProfilePicture (-userId, user.PicUrl, this);
AddSubview (profilePic);
url = UIButton.FromType (UIButtonType.Custom);
url.Font = urlFont;
url.Font = urlFont;
url.LineBreakMode = UILineBreakMode.TailTruncation;
url.HorizontalAlignment = UIControlContentHorizontalAlignment.Left;
url.TitleShadowOffset = new SizeF (0, 1);
url.SetTitle (user.Url, UIControlState.Normal);
url.SetTitle (user.Url, UIControlState.Highlighted);
url.SetTitleColor (UIColor.FromRGB (0x32, 0x4f, 0x85), UIControlState.Normal);
url.SetTitleColor (UIColor.Red, UIControlState.Highlighted);
url.SetTitleShadowColor (UIColor.White, UIControlState.Normal);
url.Frame = new RectangleF (TextX, 70, rect.Width-TextX, urlSize);
url.AddTarget (delegate { if (UrlTapped != null) UrlTapped (); }, UIControlEvent.TouchUpInside);
AddSubview (url);
if (discloseButton){
var button = UIButton.FromType (UIButtonType.DetailDisclosure);
button.Frame = new RectangleF (290, 36, 20, 20);
AddSubview (button);
button.TouchDown += delegate { Tapped (); };
}
}
public StreamedViewController(string title, string url, User reference)
: base(true)
{
this.url = url;
this.StreamedTitle = title;
this.ReferenceUser = reference;
this.NavigationItem.Title = title;
EnableSearch = true;
if (reference != null && reference.Id > ImageStore.TempStartId){
User.FetchUser (reference.Screenname, u => UserUpdated (u));
}
}
public StreamedTimelineViewController(string title, string url, string countStr, int count, string sinceStr, string pageStr, User reference)
: base(title, url, reference)
{
this.countStr = countStr;
this.sinceStr = sinceStr;
this.pageStr = pageStr;
this.expectedCount = count;
}
// Used to update asynchronously our display when we get enough information about the tweet detail
public void UpdateFromUserId(long userId)
{
user = User.FromId (userId);
if (user == null){
Console.WriteLine ("Could nto find user ID={0}", userId);
return;
}
var pic = ImageStore.RequestProfilePicture (-userId, user.PicUrl, this);
if (pic != ImageStore.DefaultImage)
profilePic.Image = pic;
url.AddTarget (delegate { if (UrlTapped != null) UrlTapped (); }, UIControlEvent.TouchUpInside);
url.SetTitle (user.Url, UIControlState.Normal);
url.SetTitle (user.Url, UIControlState.Highlighted);
SetNeedsDisplay ();
}
public void UpdateFromUser(User user)
{
if (user == this.user)
return;
this.user = user;
TextLabel.Text = user.Screenname;
DetailTextLabel.Text = user.Name;
ImageView.Image = ImageStore.RequestProfilePicture (user.Id, user.PicUrl, this);
SetNeedsDisplay ();
}
public StreamedUserViewController(string title, string url, User reference)
: base(title, url, reference)
{
}
void ProcessUserReturn(User user)
{
if (user == null){
Root = Util.MakeError (Locale.GetText ("Could not get information on user"));
return;
}
this.user = user;
CreateUI ();
}
public static TimelineRootElement MakeFavorites(string nestedCaption, string caption, string url, User reference)
{
return new TimelineRootElement (nestedCaption, caption, url, null, 20, null, "page=", reference);
}
// Populates a Tweet object with cached and useful user information
static void PopulateUser(Tweet tweet, User user)
{
if (tweet.Retweeter != null){
tweet.UserId = tweet.RetweeterId;
tweet.Screename = tweet.Retweeter;
tweet.PicUrl = tweet.RetweeterPicUrl;
tweet.RetweeterId = user.Id;
tweet.Retweeter = user.Screenname;
tweet.RetweeterPicUrl = user.PicUrl;
} else {
tweet.UserId = user.Id;
tweet.Screename = user.Screenname;
tweet.PicUrl = user.PicUrl;
}
}
/// <summary>
/// Creates an IEnumerable of the tweets, does not store in the database.
/// </summary>
/// <remarks>
/// If the referenceUser is null, the users are parsed from the stream
/// and stored on the database, if not, the tweet information is copied
/// from the reference user.
/// </remarks>
public static IEnumerable<Tweet> TweetsFromStream(Stream stream, User referenceUser)
{
JsonValue root;
try {
root = JsonValue.Load (stream);
} catch (Exception e) {
Console.WriteLine (e);
yield break;
}
var usersSeen = referenceUser == null ? new HashSet<long> () : null;
var user = referenceUser == null ? new User () : referenceUser;
foreach (JsonObject jentry in root){
if (referenceUser == null){
var juser = jentry ["user"];
ParseUser ((JsonObject) juser, user, usersSeen);
}
var tweet = FromJsonEntry (jentry, user);
if (referenceUser == null && tweet.Retweeter != null){
ParseUser ((JsonObject)(jentry ["retweeted_status"]["user"]), user, usersSeen);
}
if (tweet != null)
yield return tweet;
}
}
// Returns an IEnumerable of tweets when parsing search
// results from twitter. The returned Tweet objects are
// not really complete and have the UserId busted (negative
// numbers) since the userids returned by twitter for
// searches have no relationship with the rest of the system
public static IEnumerable<Tweet> TweetsFromSearchResults(Stream stream, User reference)
{
JsonValue root;
try {
root = JsonValue.Load (stream);
} catch (Exception e) {
Console.WriteLine (e);
yield break;
}
foreach (JsonObject result in root ["results"]){
Tweet tweet;
try {
tweet = new Tweet () {
CreatedAt = ParseCreationSearch (result),
Id = (long) result ["id"],
Text = ParseText (result),
Source = Util.StripHtml (HttpUtility.HtmlDecode (result ["source"]) ?? ""),
UserId = serial++,
Screename = reference == null ? (string) result ["from_user"] : reference.Screenname,
PicUrl = reference == null ? (string) result ["profile_image_url"] : reference.PicUrl
};
} catch (Exception e){
Console.WriteLine (e);
tweet = null;
}
if (tweet != null)
yield return tweet;
}
}
//
// Alternative version that just parses the users and tweets and returns them as lists
// I thought it would be useful, but it is not. The JSon parsing is too fast, we
// only get bogged down with the actual sqlite insert
//
public static void ParseJson(Stream stream, int localAccount, TweetKind kind, out List<User> users, out List<Tweet> tweets)
{
JsonValue root;
string userKey;
try {
root = JsonValue.Load (stream);
if (kind == TweetKind.Direct)
userKey = "sender";
else
userKey = "user";
} catch (Exception e) {
Console.WriteLine (e);
tweets = null;
users = null;
return;
}
users = new List<User> (root.Count/4);
tweets = new List<Tweet> (root.Count);
var start = DateTime.UtcNow;
var usersSeen = new HashSet<long> ();
var user = new User ();
foreach (JsonObject jentry in root){
var juser = jentry [userKey];
bool result;
try {
user.UpdateFromJson ((JsonObject) juser);
if (!usersSeen.Contains (user.Id)){
usersSeen.Add (user.Id);
users.Add (user);
user = new User ();
}
} catch {
continue;
}
var tweet = new Tweet ();
if (kind == TweetKind.Direct)
result = tweet.TryPopulateDirect (jentry);
else
result = tweet.TryPopulate (jentry);
if (result){
PopulateUser (tweet, user);
tweets.Add (tweet);
}
// Repeat user loading for the retweet info
if (tweet.Retweeter != null){
user.UpdateFromJson ((JsonObject)(jentry ["retweeted_status"]["user"]));
if (!usersSeen.Contains (user.Id)){
usersSeen.Add (user.Id);
users.Add (user);
user = new User ();
}
}
}
var end = DateTime.UtcNow;
Util.Log ("Parsing time for tweet stream: {0} for {1} tweets", end-start, tweets.Count);
}
public FollowElement(User u, string caption, string url)
: base(caption)
{
}
protected virtual void UserUpdated(User u)
{
if (u == null)
return;
ReferenceUser = u;
UpdateUserInfo ();
}
public TimelineRootElement(string nestedCaption, string caption, string url, string countStr, int count, string sinceStr, string pageStr, User reference)
: base(caption)
{
this.nestedCaption = nestedCaption;
this.UserReference = reference;
this.url = url;
this.pageStr = pageStr;
this.countStr = countStr;
this.sinceStr = sinceStr;
this.count = count;
}
public UserElement(User user)
: base(user.Screenname)
{
User = user;
}
public static TimelineRootElement MakeTimeline(string nestedCaption, string caption, string url, User reference)
{
return new TimelineRootElement (nestedCaption, caption, url, "count=", 50, "since_id=", null, reference);
}
public UserRootElement(User reference, string caption, string url)
: base(caption)
{
this.reference = reference;
this.url = url;
}