public static void chartVariables(String chartId, int page, String encoded) {
ChartInfo chart = ChartUtil.fetchChart(chartId);
if (page < 0 || page >= chart.getChartMeta().getPages().size())
notFound("this page is not found");
ChartPageMeta pageMeta = chart.getChartMeta().getPages().get(page);
if (!"start".equals(encoded)) {
Map<String, String> variables = ChartUtil.decodeVariables(encoded);
for (ChartVarMeta var : pageMeta.getVariables()) {
String value = variables.get(var.getNameInJavascript());
var.setValue(value);
}
}
String subtitle = "(" + (page + 1) + " of " + chart.getChartMeta().getPages().size() + ")";
boolean isLastPage = false;
if (page == chart.getChartMeta().getPages().size() - 1) isLastPage = true;
render(chart, pageMeta, chartId, page, encoded, isLastPage, subtitle);
}
public static void postVariables(String chartId, int page, String encoded) {
ChartInfo chart = ChartUtil.fetchChart(chartId);
Map<String, String[]> paramMap = params.all();
Map<String, String> variablesMap = ChartUtil.decodeVariables(encoded);
for (String key : paramMap.keySet()) {
if (key.startsWith("chart.")) {
String[] values = paramMap.get(key);
String value = values[0];
String javascriptKey = key.substring("chart.".length());
if (javascriptKey.endsWith("url")) value = stripOffHost(value);
variablesMap.put(javascriptKey, value);
}
}
encoded = ChartUtil.encodeVariables(variablesMap);
page = page + 1;
if (page >= chart.getChartMeta().getPages().size()) drawChart(chartId, encoded);
else chartVariables(chartId, page, encoded);
}