private void BGFindPhotosets(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
FlickrNet.Flickr f = FlickrManager.GetFlickrAuthInstance();
if (f == null)
{
BGErrorMessage = "You must authenticate before you can download data from Flickr.";
return;
}
try
{
int page = 1;
int perPage = 500;
FlickrNet.PhotosetCollection photoSets = new FlickrNet.PhotosetCollection();
FlickrNet.PhotoSearchExtras PhotosetExtras = 0;
do
{
photoSets = f.PhotosetsGetList(SearchAccountUser.UserId, page, perPage, PhotosetExtras);
foreach (FlickrNet.Photoset ps in photoSets)
{
PhotosetList.Add(new Photoset(ps));
int index = PhotosetList.Count - 1;
PhotosetList[index].OriginalSortOrder = index;
}
page = photoSets.Page + 1;
}while (page <= photoSets.Pages);
}
catch (FlickrNet.FlickrException ex)
{
BGErrorMessage = "Album search failed. Error: " + ex.Message;
return;
}
}
public FormAddLoginAccount(Settings settings, FlickrManager flickrManager)
{
Settings = settings;
FlickrManager = flickrManager;
InitializeComponent();
}
private void FormMain_Load(object sender, EventArgs e)
{
Settings = Settings.Load();
if (Settings.FormMainLocation.X != 0 ||
Settings.FormMainLocation.Y != 0)
{
this.Location = Settings.FormMainLocation;
}
if (Settings.FormMainSize.Height != 0 ||
Settings.FormMainSize.Width != 0)
{
this.Size = Settings.FormMainSize;
}
FlickrManager = new FlickrManager(Settings);
// Bind the login account list.
cbLoginAccount.DataSource = Settings.FlickrLoginAccountList;
cbLoginAccount.DisplayMember = "CombinedName";
if (Settings.FlickrLoginAccountName.Length > 0)
{
int index = cbLoginAccount.FindString(Settings.FlickrLoginAccountName);
if (index >= 0)
{
cbLoginAccount.SelectedIndex = index;
}
}
cbSearchAccount.DataSource = Settings.FlickrSearchAccountList;
cbSearchAccount.DisplayMember = "CombinedName";
if (Settings.FlickrSearchAccountName.Length > 0)
{
int index = cbSearchAccount.FindString(Settings.FlickrSearchAccountName);
if (index >= 0)
{
cbSearchAccount.SelectedIndex = index;
}
}
// For the Album (photoset) DataGridView, add a "select all" checkbox to the header row
// Set checkbox header to center of header cell. This is kluge code from the internet,
// modified slightly so it looks right on my system.
Rectangle rect = dgvPhotosets.GetCellDisplayRectangle(0, -1, true);
rect.X = rect.X + rect.Width / 4;
rect.Y = rect.Y + 2;
cbHeader = new CheckBox
{
Name = "cbHeader",
Size = new System.Drawing.Size(18, 18),
Location = rect.Location
};
cbHeader.CheckedChanged += new EventHandler(cbHeader_CheckedChanged);
dgvPhotosets.Controls.Add(cbHeader);
// set up bindings
chkDownloadAllPhotos.DataBindings.Add("Checked", Settings, "DownloadAllPhotos", true, DataSourceUpdateMode.OnPropertyChanged);
btnGetAlbums.DataBindings.Add("Enabled", Settings, "GetAlbumsEnabled");
chkFilterDate.DataBindings.Add("Checked", Settings, "FilterByDate", true, DataSourceUpdateMode.OnPropertyChanged);
dateTimePickerStart.DataBindings.Add("Value", Settings, "StartDate", true, DataSourceUpdateMode.OnPropertyChanged);
dateTimePickerStart.DataBindings.Add("Enabled", Settings, "FilterDateEnabled");
dateTimePickerStop.DataBindings.Add("Value", Settings, "StopDate", true, DataSourceUpdateMode.OnPropertyChanged);
dateTimePickerStop.DataBindings.Add("Enabled", Settings, "FilterDateEnabled");
txtOutputFolder.DataBindings.Add("Text", Settings, "OutputFolder");
Settings.UpdateEnabledProperties();
FormIsLoaded = true;
}
// Background worker task to search selected photosets.
private void BGDownloadPhotosets(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = (BackgroundWorker)sender;
worker.ReportProgress(0, "Connecting");
PhotoList = new SortableBindingList <Photo>();
// Count the number of enabled photosets, so we can do an estimate of percent complete;
int enabledPhotosets = 0;
foreach (Photoset photoset in PhotosetList)
{
if (photoset.EnableSearch)
{
enabledPhotosets++;
}
}
if (enabledPhotosets == 0)
{
// No photosets are enabled. We are done.
return;
}
try
{
int indexPhotoset = 0;
FlickrNet.Flickr f = FlickrManager.GetFlickrAuthInstance();
if (f == null)
{
BGErrorMessage = "You must authenticate before you can download data from Flickr.";
return;
}
// Iterate over the photosets and get the photos from each set.
FlickrNet.PhotosetPhotoCollection photoCollection = new FlickrNet.PhotosetPhotoCollection();
foreach (Photoset photoset in PhotosetList)
{
if (worker.CancellationPending)
{
e.Cancel = true;
return;
}
if (photoset.EnableSearch)
{
int percent = indexPhotoset * 100 / enabledPhotosets;
string description = "Searching Album " + photoset.Title;
worker.ReportProgress(percent, description);
int page = 1;
int perpage = 500;
do
{
if (worker.CancellationPending) // See if cancel button was pressed.
{
e.Cancel = true;
return;
}
photoCollection = f.PhotosetsGetPhotos(photoset.PhotosetId, SearchExtras, page, perpage);
#if false
// It is not clear from the documentation whether the limit of 4000 photos per search applies
// to album searches. If an album has more than 4000 photos, is the result of GetPhotos
// accurate? I'm going to assume for now that it is. If not, you can enable this code.
if (photoCollection.Total > 3999)
{
BGErrorMessage = $"Too many photos: {photoCollection.Total}";
return;
}
#endif
foreach (FlickrNet.Photo flickrPhoto in photoCollection)
{
AddPhotoToList(f, flickrPhoto, photoset);
}
// Calculate percent complete based on both how many photo sets we have completed,
// plus how many pages we have read
percent = (indexPhotoset * 100 + page * 100 / photoCollection.Pages) / enabledPhotosets;
worker.ReportProgress(percent, description);
page = photoCollection.Page + 1;
}while (page <= photoCollection.Pages);
indexPhotoset++;
}
}
}
catch (FlickrNet.FlickrException ex)
{
BGErrorMessage = "Search failed. Error: " + ex.Message;
return;
}
DownloadFiles(sender, e);
}
private void BGDownloadAllPhotos(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = (BackgroundWorker)sender;
PhotoList = new SortableBindingList <Photo>();
worker.ReportProgress(0, "Searching all photos");
FlickrNet.Flickr f = FlickrManager.GetFlickrAuthInstance();
if (f == null)
{
BGErrorMessage = "You must authenticate before you can download data from Flickr.";
return;
}
try
{
FlickrNet.PhotoSearchOptions options = new FlickrNet.PhotoSearchOptions();
options.Extras = SearchExtras;
options.SortOrder = FlickrNet.PhotoSearchSortOrder.DateTakenAscending;
if (Settings.FilterByDate)
{
options.MinTakenDate = Settings.StartDate.Date;
options.MaxTakenDate = Settings.StopDate.Date + new TimeSpan(23, 59, 59);
}
options.UserId = SearchAccountUser.UserId;
options.Page = 1;
options.PerPage = 500;
FlickrNet.PhotoCollection photoCollection;
do
{
if (worker.CancellationPending) // See if cancel button was pressed.
{
return;
}
photoCollection = f.PhotosSearch(options);
if (photoCollection.Total > 3999)
{
BGErrorMessage = $"Too many photos: {photoCollection.Total}";
return;
}
foreach (FlickrNet.Photo flickrPhoto in photoCollection)
{
AddPhotoToList(f, flickrPhoto, null);
}
// Calculate percent complete based on how many pages we have completed.
int percent = (options.Page * 100 / photoCollection.Pages);
worker.ReportProgress(percent, "Searching all photos");
options.Page = photoCollection.Page + 1;
}while (options.Page <= photoCollection.Pages);
}
catch (FlickrNet.FlickrException ex)
{
BGErrorMessage = "Download failed. Error: " + ex.Message;
return;
}
DownloadFiles(worker, e);
}
