/// <summary> /// Search for packages in the CKAN repository and just return tag counts with caching. /// </summary> /// <param name="parameters">Provides that parameters to use in the search.</param> /// <param name="settings">The cache settings.</param> /// <returns>Search results</returns> public List <Tag> SearchPackagesGetTagCounts(PackageSearchParameters parameters, CacheSettings settings) { // Execute the search request parameters.Offset = 0; parameters.Limit = GetPackageCount(parameters, settings); PackageSearchResponse <Package> response = SearchPackages <Package>(parameters, settings); List <Package> packages = response.Results; List <Tag> tags = TagHelper.GetTagCounts(packages); return(tags); }
/// <summary> /// Search for packages in the CKAN repository with caching. /// </summary> /// <param name="parameters">Provides that parameters to use in the search.</param> /// <param name="settings">The cache settings.</param> /// <returns>Search results</returns> public PackageSearchResponse <T> SearchPackages <T>(PackageSearchParameters parameters, CacheSettings settings) { var request = new RestRequest(); request.Resource = "2/search/package"; // Apply query parameter foreach (var group in parameters.Groups) { request.AddParameter("q", "organization:" + group); } // Apply title parameter if (!String.IsNullOrEmpty(parameters.Title)) { request.AddParameter("title", parameters.Title); } // Apply tag parameters foreach (var tag in parameters.Tags) { request.AddParameter("tags", tag); } // Apply notes parameter if (!String.IsNullOrEmpty(parameters.Notes)) { request.AddParameter("notes", parameters.Notes); } //// Apply group parameters //foreach (var group in parameters.Groups) //{ // request.AddParameter("groups", group); //} // Apply author parameter if (!String.IsNullOrEmpty(parameters.Author)) { request.AddParameter("author", parameters.Author); } // Apply update_frequency parameter if (!String.IsNullOrEmpty(parameters.UpdateFrequency)) { request.AddParameter("update_frequency", parameters.UpdateFrequency); } // Apply maintainer parameter if (!String.IsNullOrEmpty(parameters.Maintainer)) { request.AddParameter("maintainer", parameters.Maintainer); } // Apply all_fields parameter if (typeof(T) == typeof(Package)) { request.AddParameter("all_fields", 1); } // Apply filter_by_openness parameter if (parameters.FilterByOpenness) { request.AddParameter("filter_by_openness", "1"); } // Apply filter_by_downloadable parameter if (parameters.FilterByDownloadable) { request.AddParameter("filter_by_downloadable", "1"); } // Apply order_by parameter if (!String.IsNullOrEmpty(parameters.OrderBy)) { request.AddParameter("order_by", parameters.OrderBy); } // Set the offset and limit parameters if (parameters.Offset > -1) { request.AddParameter("offset", parameters.Offset); } if (parameters.Limit > -1) { request.AddParameter("limit", parameters.Limit); } // Execute the search request PackageSearchResponse <T> response = Execute <PackageSearchResponse <T> >(request, settings); // If no results, return an empty results object if (response == null) { response = new PackageSearchResponse <T>(); } else { if (typeof(T) == typeof(Package) && parameters.AggregateTagCounts && response.Results.Count > 0) { if (response.Results.Count == response.Count) { // If we have all of the results on the current page just aggregate the tags if (typeof(T) == typeof(Package)) { List <Package> packages = response.Results.ConvertAll(item => (Package)((object)item)); response.Tags = TagHelper.GetTagCounts(packages); } } else { // If we don't have all of the results submit another request to // get all of the tags response.Tags = SearchPackagesGetTagCounts(parameters, settings); } } } return(response); }