Beispiel #1
0
  private static List<Integer> GetIds(
      Context context, int dateId, Type type, String param, String beginY, String endY)
      throws SQLException {
    String subQuery = null;
    int typeId = Item.returnId(context, "type", "");
    String begin = "";
    String end = "";
    begin += beginY + "-01-01";
    end += endY + "-12-31";

    // Different subqueries for different types
    if (type == Type.COLLECTION) {
      subQuery = "(SELECT item_id FROM collection2item WHERE collection_id = ?) a";
    } else if (type == Type.AUTHOR) {
      subQuery =
          "(SELECT item_id FROM metadatavalue WHERE metadata_field_id = ? AND text_value = ?) a";
    }

    // Main query
    String query =
        "SELECT item.item_id FROM item,handle, "
            + "(SELECT metadata_value_id ,metadatavalue.item_id,metadatavalue.text_value FROM metadatavalue WHERE metadatavalue.text_value >= ? AND metadatavalue.text_value <= ? AND metadata_field_id = ? "
            + "ORDER BY metadatavalue.text_value DESC) e, (SELECT item_id, metadatavalue.text_value FROM metadatavalue WHERE metadata_field_id = ?) g, "
            + subQuery
            + " WHERE g.item_id = item.item_id AND a.item_id = item.item_id AND item.item_id = e.item_id AND item.item_id = handle.resource_id AND "
            + "handle.resource_type_id = 2 AND in_archive AND NOT withdrawn ORDER BY e.text_value DESC, g.text_value";
    List<Integer> ids = new ArrayList<Integer>();

    PreparedStatement statement = context.getDBConnection().prepareStatement(query);
    statement.setString(1, begin); // fill in boundries
    statement.setString(2, end);
    statement.setInt(3, dateId); // fill in dateId
    statement.setInt(4, typeId); // fill in type id

    // Fill in the given parameters depending on type, add custom types here incase needed!
    if (type == Type.COLLECTION) {
      int col = Integer.parseInt(param);
      statement.setInt(5, col);
    } else if (type == Type.AUTHOR) {
      int id = Item.returnId(context, "contributor", "author");
      statement.setInt(5, id);
      statement.setString(6, param);
    }
    ResultSet rs = statement.executeQuery();

    int i = 0;
    while (rs.next()) {
      ids.add(rs.getInt("item_id"));
    }
    return ids;
  }
Beispiel #2
0
  // Generate the html for a given Type and a given parameter (for example: collection id)
  public static String GenerateHTML(
      Context context, Type type, String param, String contextPath, String beginY, String endY)
      throws SQLException {

    // Pickup the metadata_field_id for a given element and a qualifier (from the
    // metadatafieldregistry)
    int autId = Item.returnId(context, "contributor", "author");
    int citId = Item.returnId(context, "identifier", "citation");
    int titleId = Item.returnId(context, "title", "");
    int dateId = Item.returnId(context, "date", "issued");
    int typeId = Item.returnId(context, "type", "");
    boolean stop = false;
    String typ = "";

    // Get a vector with the IDs of the requested items
    List<Integer> ids = GetIds(context, dateId, type, param, beginY, endY);

    // actual HTML string
    String result = "";
    int currentYear = 0;

    // Construct the html string
    for (int i = 0; i < ids.size(); ++i) {
      String auth = "";

      // pickup the metadata from the DB
      List<String> authors = Item.latestAdditionsText(context, ids.get(i), autId, 0);
      List<String> citations = Item.latestAdditionsText(context, ids.get(i), citId);
      List<String> titles = Item.latestAdditionsText(context, ids.get(i), titleId);
      List<String> dates = Item.latestAdditionsText(context, ids.get(i), dateId);
      List<String> types = Item.latestAdditionsText(context, ids.get(i), typeId);
      int year = getYear(dates.get(0));

      // incase this items year differs from the last one, display a new year header
      if (year != currentYear) {
        currentYear = year;
        if (year != 0) {
          result += "</ul>";
        }
        result +=
            "<h2 class=\"dateItem\" style=\"cursor: pointer;\" onclick=\"Effect.toggle('"
                + year
                + "', 'blind')\">"
                + year
                + "</h2><ul id=\""
                + year
                + "\">";
      }
      // incase this items type differs from the last one, display a new type header
      if (!typ.equals(types.get(0))) {
        typ = types.get(0);
        result += "<li><h3>" + typ + "</h3></li>";
      }

      // display all authors
      for (int j = 0; j < authors.size() && !stop; ++j) {
        if (j < (authors.size() - 1)) {
          auth +=
              "<a href=\""
                  + contextPath
                  + "/browse?type=author&amp;value="
                  + Item.latestAdditionsText(context, ids.get(i), "contributor", "author").get(0)
                  + "\">"
                  + Item.latestAdditionsText(context, ids.get(i), "contributor", "author").get(0)
                  + "</a>; ";
        } else if (authors.get(j) == null) {

          stop = false;
        } else {
          auth +=
              "<a href=\""
                  + contextPath
                  + "/browse?type=author&amp;value="
                  + Item.latestAdditionsText(context, ids.get(i), "contributor", "author").get(0)
                  + "\">"
                  + Item.latestAdditionsText(context, ids.get(i), "contributor", "author").get(0)
                  + "</a> ";
        }
      }
      // display the other important metadata
      result +=
          "<ul class=\"collectionListItem\"><li class=\"metadataFieldValue\" style=\"list-style-type: none;\">"
              + auth
              + " ("
              + year
              + ") <em>"
              + "<a href=\""
              + contextPath
              + "/handle/"
              + Item.getHandleMod(context, ids.get(i))
              + "\"/>"
              + titles.get(0)
              + "</a><br/>"
              + "</em>"
              + citations.get(0)
              + "</li></ul>";
    }

    // close the year tag!
    if (currentYear != 0) {
      result += "</ul>";
    }

    return result;
  }