/// <summary>
/// Provides a view of features packages that have recently bee updated in the repository group.
/// Return the three most recently updated packages in the group.
/// </summary>
public ActionResult RecentlyUpdated()
{
log.DebugFormat("Controller action requested");
// Create the CKAN search parameters
var searchParameters = new PackageSearchParameters();
searchParameters.Groups.Add(SettingsHelper.GetCatalogGroup());
// Collect the results
List<Package> packages = CkanHelper.GetAllPackages();
// Sort by date and take the top 3
packages = (from package in packages
orderby package.MetadataModified
descending
select package)
.Take(3)
.ToList();
SettingsHelper.FilterTitles(packages);
// Update the results to the top 3
PackageSearchResponse<Package> response = new PackageSearchResponse<Package>();
response.Results = packages;
response.Count = packages.Count;
// Populate the model
PackageSearchResultsModel model = new PackageSearchResultsModel();
model.SearchResults = response;
// Render the view
return View(model);
}
public ActionResult Index(string q, int? page, string order_by, string tag, string mode)
{
log.DebugFormat("Controller action requested");
this.ConfigureBreadCrumbs(q, tag);
// Create the CKAN search parameters
var searchParameters = new PackageSearchParameters();
searchParameters.AggregateTagCounts = true;
searchParameters.Query = q;
searchParameters.Groups.Add(SettingsHelper.GetCatalogGroup());
// Ordering
if (!String.IsNullOrEmpty(order_by))
{
searchParameters.OrderBy = order_by;
}
// Tag
if (!String.IsNullOrEmpty(tag))
{
searchParameters.Tags.Add(tag);
}
// Build the view model for the results
PackageSearchResultsModel model = new PackageSearchResultsModel();
Pager pager = null;
if (mode == "table")
{
model.DisplayMode = ResultsDisplayMode.Table;
searchParameters.Offset = 0;
// TODO: In the table mode all results are currently returned and paginated client side.
// This isn't scalable so this will need looked at in the future (AJAX pagination maybe?)
searchParameters.Limit = CkanHelper.GetPackageCount();
}
else // mode == list (default)
{
// Set up the pagination
int pageNumber = 1;
if (page != null)
{
pageNumber = (int)page;
}
pager = new Pager(pageNumber, SettingsHelper.GetSearchResultsPerPage());
searchParameters.Offset = pager.RecordOffset;
searchParameters.Limit = pager.RecordsPerPage;
}
// Execute the search
model.SearchParameters = searchParameters;
model.SearchResults = CkanHelper.GetClient().SearchPackages<Package>(searchParameters, new CacheSettings(SettingsHelper.GetSearchResultsCacheDuration()));
// Filter the titles
SettingsHelper.FilterTitles(model.SearchResults.Results);
// Filter the tags
model.SearchResults.Tags = TagHelper.FilterTags(model.SearchResults.Tags);
// Set the pager if we are using it
if (pager != null)
{
// Set the number of records to be paged
pager.RecordCount = model.SearchResults.Count;
// Add the pager to the model
model.Pager = pager;
}
// Render the view
return View(model);
}
/// <summary>
/// Provides a view of features packages that have recently bee updated in the repository group.
/// Return the three most recently updated packages in the group.
/// </summary>
public ActionResult BrowsePackages()
{
log.DebugFormat("Controller action requested");
var searchParameters = new PackageSearchParameters();
searchParameters.Groups.Add(SettingsHelper.GetCatalogGroup());
// Set up the pagination
Pager pager = new Pager(1, SettingsHelper.GetSearchResultsPerPage());
searchParameters.Offset = pager.RecordOffset;
searchParameters.Limit = pager.RecordsPerPage;
PackageSearchResultsModel model = new PackageSearchResultsModel();
model.SearchParameters = searchParameters;
model.SearchResults = CkanHelper.GetClient().SearchPackages<Package>(searchParameters, new CacheSettings(SettingsHelper.GetSearchResultsCacheDuration()));
SettingsHelper.FilterTitles(model.SearchResults.Results);
model.Pager = pager;
// Set the number of records to be paged
pager.RecordCount = model.SearchResults.Count;
// Render the view
return View(model);
}