sparql-search-result-list

HTML search result list for SPARQL queries with paging support.

Usage

The constructor has only an options argument with the

var SparqlSearchResultList = require('sparql-search-result-list')

var resultList = new SparqlSearchResultList({...})

SPARQL & dataset options

• endpointUrl: URL of the SPARQL endpoint (required)
• pageSize: Number of rows a page contains (required)
• preload: Number of rows which will be loaded ahead before and after the current view (default: 50)
• resultTypes: An Array containing the rdf:type of the results (required)
• metadataQueryTemplate: SPARQL template for search metadata (required)
• resultQueryTemplate: SPARQL template for search results (required)

SPARQL query templates

The templates must be given as a string. ${searchString} will be replaced by the search string. ${offset} and ${limit} will be replaced in the result query with the offset and limit of the current page.

Dynamic templates can be implemented by replacing the buildMetadataFilterQuery and buildResultFilterQuery methods.

Render options

• scrollArea: ID of the div block for the scroll area (default: scrollArea)
• contentArea: ID of the div block for the content area (default: contentArea)
• dummyResult: HTML as string that will be used until the row is loaded. This will be also used to calculate the row height! (required)
• renderResult(Graph graph, NamedNode result): The function which renders the result row. The graph contains all results of the page. result is the subject of the current result row. (required)

HTML

clusterize.js-paging is used to render the result list. The following HTML structure is required to render the list:

<div id="scrollArea" class="clusterize-scroll">
  <div id="contentArea" class="clusterize-content">
    <div class="clusterize-no-data">Loading data…</div>
  </div>
</div>

Events

• onResultRendered(): Will be called after the current pages have been rendered
• onFetched(): Will be called after each result SPARQL query
• onFetching(): Will be called before each result SPARQL query
• onResultMetadata(metadata): Will be called after the metadata has been fetched. It contains the length, start and end.

Methods

• search(searchString): Starts a new search with the given search string.