/// <summary>
/// Binds the grid.
/// </summary>
private void BindGrid()
{
var rockContext = new RockContext();
var mediaElementService = new MediaElementService(rockContext);
// Use AsNoTracking() since these records won't be modified, and therefore don't need to be tracked by the EF change tracker
var qry = mediaElementService.Queryable().AsNoTracking().Where(a => a.MediaFolderId == _mediaFolder.Id);
// name filter
string nameFilter = gfFilter.GetUserPreference(UserPreferenceKey.Name);
if (!string.IsNullOrEmpty(nameFilter))
{
qry = qry.Where(a => a.Name.Contains(nameFilter));
}
var sortProperty = gElementList.SortProperty;
if (gElementList.AllowSorting && sortProperty != null)
{
qry = qry.Sort(sortProperty);
}
else
{
qry = qry.OrderBy(a => a.Name);
}
gElementList.EntityTypeId = EntityTypeCache.GetId <MediaElement>();
gElementList.DataSource = qry.ToList();
gElementList.DataBind();
}
/// <summary>
/// Sets the value. ( as Guid )
/// </summary>
/// <param name="control">The control.</param>
/// <param name="configurationValues">The configuration values.</param>
/// <param name="value">The value.</param>
public override void SetEditValue(System.Web.UI.Control control, Dictionary <string, ConfigurationValue> configurationValues, string value)
{
if (!(control is MediaElementPicker mediaElementPicker))
{
return;
}
var mediaElementGuid = value.AsGuidOrNull();
if (mediaElementGuid.HasValue)
{
using (var rockContext = new RockContext())
{
var mediaElementInfo = new MediaElementService(rockContext).Queryable()
.Where(a => a.Guid == mediaElementGuid.Value)
.Select(a => new
{
a.Id,
a.MediaFolderId,
a.MediaFolder.MediaAccountId
})
.SingleOrDefault();
if (mediaElementInfo != null)
{
var limitAccountId = GetLimitToAccountId(configurationValues);
var limitFolderId = GetLimitToFolderId(configurationValues);
bool accountOk = limitAccountId.IsNullOrZero() || limitAccountId.Value == mediaElementInfo.MediaAccountId;
bool folderOk = limitFolderId.IsNullOrZero() || limitFolderId.Value == mediaElementInfo.MediaFolderId;
// This is a little odd, but here is the logic.
// If the admin has limited to a specific folder or account
// then we need to enforce that. Which means if the old
// value is for a different folder/account then we
// basically just don't set the value because they won't
// be able to save it anyway. Similar logic to a custom
// drop down list where the admin removes one of the
// options. The next time the value is edited it won't
// be selected anymore because it doesn't exist.
if (accountOk && folderOk)
{
mediaElementPicker.MediaElementId = mediaElementInfo.Id;
return;
}
}
}
}
// We couldn't find the stored value or there wasn't one, set
// the defaults to nothing selected and ensure the forced
// account and folder are still selected.
mediaElementPicker.MediaElementId = null;
SetAccountAndFolderValues(mediaElementPicker, configurationValues);
}
/// <summary>
/// Sets the edit value from IEntity.Id value
/// </summary>
/// <param name="control">The control.</param>
/// <param name="configurationValues">The configuration values.</param>
/// <param name="id">The identifier.</param>
public void SetEditValueFromEntityId(System.Web.UI.Control control, Dictionary <string, ConfigurationValue> configurationValues, int?id)
{
if (id.HasValue)
{
using (var rockContext = new RockContext())
{
var mediaGuid = new MediaElementService(rockContext).GetGuid(id.Value);
SetEditValue(control, configurationValues, mediaGuid.ToStringSafe());
}
}
else
{
SetEditValue(control, configurationValues, string.Empty);
}
}
/// <summary>
/// Handles the DeleteClick event of the gElementList control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="Rock.Web.UI.Controls.RowEventArgs"/> instance containing the event data.</param>
protected void gElementList_DeleteClick(object sender, Rock.Web.UI.Controls.RowEventArgs e)
{
var rockContext = new RockContext();
var mediaElementService = new MediaElementService(rockContext);
var mediaElement = mediaElementService.Get(e.RowKeyId);
if (mediaElement != null)
{
string errorMessage;
if (!mediaElementService.CanDelete(mediaElement, out errorMessage))
{
mdGridWarning.Show(errorMessage, ModalAlertType.Information);
return;
}
mediaElementService.Delete(mediaElement);
rockContext.SaveChanges();
}
BindGrid();
}
/// <summary>
/// Reads new values entered by the user for the field ( as Guid )
/// </summary>
/// <param name="control">Parent control that controls were added to in the CreateEditControl() method</param>
/// <param name="configurationValues">The configuration values.</param>
/// <returns></returns>
public override string GetEditValue(System.Web.UI.Control control, Dictionary <string, ConfigurationValue> configurationValues)
{
if (control is MediaElementPicker mediaElementPicker)
{
var rockContext = new RockContext();
if (mediaElementPicker.MediaElementId.IsNotNullOrZero())
{
var mediaElementGuid = new MediaElementService(rockContext).Queryable()
.Where(a => a.Id == mediaElementPicker.MediaElementId.Value)
.Select(a => a.Guid)
.SingleOrDefault();
if (mediaElementGuid != null)
{
return(mediaElementGuid.ToString());
}
}
}
return(null);
}
/// <summary>
/// Formats the value as HTML.
/// </summary>
/// <param name="parentControl">The parent control.</param>
/// <param name="value">The value.</param>
/// <param name="configurationValues">The configuration values.</param>
/// <param name="condensed">if set to <c>true</c> then the value will be displayed in a condensed area; otherwise <c>false</c>.</param>
/// <returns></returns>
public override string FormatValueAsHtml(Control parentControl, string value, Dictionary <string, ConfigurationValue> configurationValues, bool condensed = false)
{
var mediaElementGuid = value.AsGuidOrNull();
if (!mediaElementGuid.HasValue)
{
return(string.Empty);
}
using (var rockContext = new RockContext())
{
var mediaInfo = new MediaElementService(rockContext).Queryable()
.Where(a => a.Guid == mediaElementGuid.Value)
.Select(a => new
{
a.Name,
a.ThumbnailDataJson
})
.SingleOrDefault();
if (mediaInfo == null)
{
return(string.Empty);
}
var thumbnails = mediaInfo.ThumbnailDataJson.FromJsonOrNull <List <MediaElementThumbnailData> >();
var thumbnailUrl = string.Empty;
if (thumbnails != null)
{
if (condensed)
{
// Attempt to get the smallest thumbnail above 400px in
// width. If that fails then just get the largest
// thumbnail we have available.
thumbnailUrl = thumbnails.Where(t => t.Link.IsNotNullOrWhiteSpace() && t.Width >= 400)
.OrderBy(t => t.Height)
.Select(t => t.Link)
.FirstOrDefault() ?? string.Empty;
if (thumbnailUrl == string.Empty)
{
thumbnailUrl = thumbnails.Where(t => t.Link.IsNotNullOrWhiteSpace())
.OrderByDescending(t => t.Height)
.Select(t => t.Link)
.FirstOrDefault() ?? string.Empty;
}
}
else
{
thumbnailUrl = thumbnails.Where(t => t.Link.IsNotNullOrWhiteSpace())
.OrderByDescending(t => t.Height)
.Select(t => t.Link)
.FirstOrDefault() ?? string.Empty;
}
}
if (condensed)
{
return($"<img src='{thumbnailUrl}' alt='{mediaInfo.Name.EncodeXml( true )}' class='img-responsive grid-img' />");
}
else
{
return($"<img src='{thumbnailUrl}' alt='{mediaInfo.Name.EncodeXml( true )}' class='img-responsive' />");
}
}
}
public MediaElementInteraction GetWatchInteraction([FromUri] Guid?mediaElementGuid = null, [FromUri] Guid?personGuid = null, Guid?personAliasGuid = null)
{
var rockContext = Service.Context as RockContext;
var personService = new PersonService(rockContext);
var personAliasService = new PersonAliasService(rockContext);
var interactionService = new InteractionService(rockContext);
int?personAliasId;
// Get the person alias to associate with the interaction in
// order of provided Person.Guid, then PersonAlias.Guid, then
// the logged in Person.
if (personGuid.HasValue)
{
personAliasId = personAliasService.GetPrimaryAliasId(personGuid.Value);
}
else if (personAliasGuid.HasValue)
{
personAliasId = personAliasService.GetId(personAliasGuid.Value);
}
else
{
personAliasId = GetPersonAliasId(rockContext);
}
// Verify we have a person alias, otherwise bail out.
if (!personAliasId.HasValue)
{
var errorResponse = Request.CreateErrorResponse(HttpStatusCode.BadRequest, $"The personAliasId could not be determined.");
throw new HttpResponseException(errorResponse);
}
MediaElement mediaElement = null;
// In the future we might make MediaElementGuid optional so
// perform the check this way rather than making it required
// in the parameter list.
if (mediaElementGuid.HasValue)
{
mediaElement = new MediaElementService(rockContext).GetNoTracking(mediaElementGuid.Value);
}
// Ensure we have our required MediaElement.
if (mediaElement == null)
{
var errorResponse = Request.CreateErrorResponse(HttpStatusCode.BadRequest, $"The MediaElement could not be found.");
throw new HttpResponseException(errorResponse);
}
// Get (or create) the component.
var interactionChannelId = InteractionChannelCache.Get(SystemGuid.InteractionChannel.MEDIA_EVENTS).Id;
var interactionComponentId = InteractionComponentCache.GetComponentIdByChannelIdAndEntityId(interactionChannelId, mediaElement.Id, mediaElement.Name);
Interaction interaction = interactionService.Queryable()
.AsNoTracking()
.Include(a => a.PersonAlias)
.Where(a => a.InteractionComponentId == interactionComponentId)
.Where(a => a.PersonAliasId == personAliasId || a.PersonAlias.Person.Aliases.Any(b => b.Id == personAliasId))
.OrderByDescending(a => a.InteractionEndDateTime)
.ThenByDescending(a => a.InteractionDateTime)
.FirstOrDefault();
if (interaction == null)
{
var errorResponse = Request.CreateErrorResponse(HttpStatusCode.NotFound, $"The Interaction could not be found.");
throw new HttpResponseException(errorResponse);
}
var data = interaction.InteractionData.FromJsonOrNull <MediaWatchedInteractionData>();
return(new MediaElementInteraction
{
InteractionGuid = interaction.Guid,
MediaElementGuid = mediaElement.Guid,
PersonGuid = interaction.PersonAlias.Person?.Guid,
PersonAliasGuid = interaction.PersonAlias.Guid,
RelatedEntityTypeId = interaction.RelatedEntityTypeId,
RelatedEntityId = interaction.RelatedEntityId,
WatchMap = data?.WatchMap ?? string.Empty
});
}
public MediaElementInteraction PostWatchInteraction(MediaElementInteraction mediaInteraction)
{
var rockContext = Service.Context as RockContext;
var personService = new PersonService(rockContext);
var personAliasService = new PersonAliasService(rockContext);
var interactionService = new InteractionService(rockContext);
int?personAliasId;
if (!IsWatchMapValid(mediaInteraction.WatchMap))
{
var errorResponse = Request.CreateErrorResponse(HttpStatusCode.BadRequest, $"The WatchMap contains invalid characters.");
throw new HttpResponseException(errorResponse);
}
// Get the person alias to associate with the interaction in
// order of provided Person.Guid, then PersonAlias.Guid, then
// the logged in Person.
if (mediaInteraction.PersonGuid.HasValue)
{
personAliasId = personAliasService.GetPrimaryAliasId(mediaInteraction.PersonGuid.Value);
}
else if (mediaInteraction.PersonAliasGuid.HasValue)
{
personAliasId = personAliasService.GetId(mediaInteraction.PersonAliasGuid.Value);
}
else
{
personAliasId = GetPersonAliasId(rockContext);
}
var mediaElement = new MediaElementService(rockContext).GetNoTracking(mediaInteraction.MediaElementGuid);
// Ensure we have our required MediaElement.
if (mediaElement == null)
{
var errorResponse = Request.CreateErrorResponse(HttpStatusCode.BadRequest, $"The MediaElement could not be found.");
throw new HttpResponseException(errorResponse);
}
// Get (or create) the component.
var interactionChannelId = InteractionChannelCache.Get(SystemGuid.InteractionChannel.MEDIA_EVENTS).Id;
var interactionComponentId = InteractionComponentCache.GetComponentIdByChannelIdAndEntityId(interactionChannelId, mediaElement.Id, mediaElement.Name);
Interaction interaction = null;
if (mediaInteraction.InteractionGuid.HasValue)
{
// Look for an existing Interaction by it's Guid and the
// component it is supposed to show up under. But also
// check that the RelatedEntityTypeId/RelatedEntityId values
// are either null or match what was passed by the user.
// Finally also make sure the Interaction Person Alias is
// either the one for this user OR if there is a Person
// record attached to that alias that the alias Id we have is
// also attached to that Person record OR the interaction is
// not tied to a person.
interaction = interactionService.Queryable()
.Where(a => a.Guid == mediaInteraction.InteractionGuid.Value && a.InteractionComponentId == interactionComponentId)
.Where(a => !a.RelatedEntityTypeId.HasValue || !mediaInteraction.RelatedEntityTypeId.HasValue || a.RelatedEntityTypeId == mediaInteraction.RelatedEntityTypeId)
.Where(a => !a.RelatedEntityId.HasValue || !mediaInteraction.RelatedEntityId.HasValue || a.RelatedEntityId == mediaInteraction.RelatedEntityId)
.Where(a => !a.PersonAliasId.HasValue || a.PersonAliasId == personAliasId || a.PersonAlias.Person.Aliases.Any(b => b.Id == personAliasId))
.SingleOrDefault();
}
var watchedPercentage = CalculateWatchedPercentage(mediaInteraction.WatchMap);
if (interaction != null)
{
// Update the interaction data with the new watch map.
var data = interaction.InteractionData.FromJsonOrNull <MediaWatchedInteractionData>() ?? new MediaWatchedInteractionData();
data.WatchMap = mediaInteraction.WatchMap;
data.WatchedPercentage = watchedPercentage;
interaction.InteractionData = data.ToJson();
interaction.InteractionLength = watchedPercentage;
interaction.InteractionEndDateTime = RockDateTime.Now;
interaction.PersonAliasId = interaction.PersonAliasId ?? personAliasId;
if (mediaInteraction.RelatedEntityTypeId.HasValue)
{
interaction.RelatedEntityTypeId = mediaInteraction.RelatedEntityTypeId;
}
if (mediaInteraction.RelatedEntityId.HasValue)
{
interaction.RelatedEntityId = mediaInteraction.RelatedEntityId;
}
}
else
{
// Generate the interaction data from the watch map.
var data = new MediaWatchedInteractionData
{
WatchMap = mediaInteraction.WatchMap,
WatchedPercentage = watchedPercentage
};
interaction = interactionService.CreateInteraction(interactionComponentId,
null, "Watch", string.Empty, data.ToJson(), personAliasId, RockDateTime.Now,
null, null, null, null, null, null);
interaction.InteractionLength = watchedPercentage;
interaction.InteractionEndDateTime = RockDateTime.Now;
interaction.RelatedEntityTypeId = mediaInteraction.RelatedEntityTypeId;
interaction.RelatedEntityId = mediaInteraction.RelatedEntityId;
interactionService.Add(interaction);
}
rockContext.SaveChanges();
mediaInteraction.InteractionGuid = interaction.Guid;
return(mediaInteraction);
}
/// <summary>
/// Updates the options from a <see cref="MediaElement"/>. If one is
/// not found then no changes are made.
/// </summary>
/// <param name="options">The options to be updated.</param>
/// <param name="mediaElementId">The media element identifier.</param>
/// <param name="mediaElementGuid">The media element unique identifier.</param>
/// <param name="autoResumeInDays">The number of days back to look for an existing watch map to auto-resume from. Pass -1 to mean forever or 0 to disable.</param>
/// <param name="combinePlayStatisticsInDays">The number of days back to look for an existing interaction to be updated. Pass -1 to mean forever or 0 to disable.</param>
/// <param name="currentPerson">The person to use when searching for existing interactions.</param>
internal static void UpdateValuesFromMedia(this MediaPlayerOptions options, int?mediaElementId, Guid?mediaElementGuid, int autoResumeInDays, int combinePlayStatisticsInDays, Person currentPerson)
{
if (!mediaElementId.HasValue && !mediaElementGuid.HasValue)
{
return;
}
using (var rockContext = new RockContext())
{
var mediaElementService = new MediaElementService(rockContext);
var interactionService = new InteractionService(rockContext);
var mediaEventsChannelGuid = Rock.SystemGuid.InteractionChannel.MEDIA_EVENTS.AsGuid();
var now = RockDateTime.Now;
MediaElement mediaElement = null;
// Load the media element by either Id or Guid value.
if (mediaElementId.HasValue)
{
mediaElement = mediaElementService.Get(mediaElementId.Value);
}
else
{
mediaElement = mediaElementService.Get(mediaElementGuid.Value);
}
// No media found means we don't have anything to do.
if (mediaElement == null)
{
return;
}
options.MediaUrl = mediaElement.DefaultFileUrl;
options.MediaElementGuid = mediaElement.Guid;
// Let the users value override the default thumbnail.
if (options.PosterUrl.IsNullOrWhiteSpace())
{
options.PosterUrl = mediaElement.DefaultThumbnailUrl;
}
// Check if either autoResumeInDays or combinePlayStatisticsInDays
// are enabled. If not we are done.
if (autoResumeInDays == 0 && combinePlayStatisticsInDays == 0)
{
return;
}
// If we don't have a person, then we can't get interactions.
if (currentPerson == null)
{
return;
}
// Build a query to find Interactions for this person having
// previously watched this media element.
var interactionQry = interactionService.Queryable()
.Where(i => i.InteractionComponent.InteractionChannel.Guid == mediaEventsChannelGuid &&
i.InteractionComponent.EntityId == mediaElement.Id &&
i.PersonAlias.PersonId == currentPerson.Id);
// A negative value means "forever".
int daysBack = Math.Max(autoResumeInDays >= 0 ? autoResumeInDays : int.MaxValue,
combinePlayStatisticsInDays >= 0 ? combinePlayStatisticsInDays : int.MaxValue);
// A value of MaxValue means "forever" now so we don't need
// to filter on it.
if (daysBack != int.MaxValue)
{
var limitDateTime = now.AddDays(-daysBack);
interactionQry = interactionQry.Where(i => i.InteractionDateTime >= limitDateTime);
}
// Look for the most recent Interaction.
var interaction = interactionQry.OrderByDescending(i => i.InteractionDateTime)
.Select(i => new
{
i.Guid,
i.InteractionDateTime,
i.InteractionData
})
.FirstOrDefault();
// If we didn't find any interaction then we are done.
if (interaction == null)
{
return;
}
// Check if this interaction is within our auto-resume window.
if (autoResumeInDays != 0)
{
if (autoResumeInDays < 0 || interaction.InteractionDateTime >= now.AddDays(-autoResumeInDays))
{
options.ResumePlaying = true;
var data = interaction.InteractionData.FromJsonOrNull <MediaWatchedInteractionData>();
options.Map = data?.WatchMap;
}
}
// Check if this interaction is within our combine window.
if (combinePlayStatisticsInDays != 0)
{
if (combinePlayStatisticsInDays < 0 || interaction.InteractionDateTime >= now.AddDays(-combinePlayStatisticsInDays))
{
options.InteractionGuid = interaction.Guid;
}
}
}
}
