package net.i2p.router.web;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.StringTokenizer;
import net.i2p.stat.StatManager;
/**
* Handler to deal with form submissions from the stats config form and act
* upon the values.
*
*/
public class ConfigStatsHandler extends FormHandler {
private String _filename;
private List<String> _stats;
private String _graphs;
private boolean _explicitFilter;
private String _explicitFilterValue;
private boolean _isFull;
public ConfigStatsHandler() {
super();
_stats = new ArrayList<String>();
_graphs = "";
_explicitFilter = false;
_isFull = false;
}
@Override
protected void processForm() {
if (_action != null && _action.equals("foo")) {
saveChanges();
}
}
public void setFilename(String filename) {
_filename = (filename != null ? filename.trim() : null);
}
public void setStatList(String stats[]) {
if (stats != null) {
for (int i = 0; i < stats.length; i++) {
String cur = stats[i].trim();
if ( (cur.length() > 0) && (!_stats.contains(cur)) )
_stats.add(cur);
}
}
}
public void setGraphList(String stats[]) {
if (stats != null) {
StringBuilder s = new StringBuilder(128);
for (int i = 0; i < stats.length; i++) {
String cur = stats[i].trim();
if (cur.length() > 0) {
if (s.length() > 0)
s.append(",");
s.append(cur);
}
}
_graphs = s.toString();
} else {
_graphs = "";
}
}
public void setExplicitFilter(String foo) { _explicitFilter = true; }
public void setExplicitFilterValue(String filter) { _explicitFilterValue = filter; }
public void setIsFull(String foo) { _isFull = true; }
/**
* The user made changes to the config and wants to save them, so
* lets go ahead and do so.
*
*/
private void saveChanges() {
Map<String, String> changes = new HashMap<String, String>();
if (_filename == null)
_filename = StatManager.DEFAULT_STAT_FILE;
changes.put(StatManager.PROP_STAT_FILE, _filename);
if (_explicitFilter) {
_stats.clear();
if (_explicitFilterValue == null)
_explicitFilterValue = "";
if (_explicitFilterValue.indexOf(',') != -1) {
StringTokenizer tok = new StringTokenizer(_explicitFilterValue, ",");
while (tok.hasMoreTokens()) {
String cur = tok.nextToken().trim();
if ( (cur.length() > 0) && (!_stats.contains(cur)) )
_stats.add(cur);
}
} else {
String stat = _explicitFilterValue.trim();
if ( (stat.length() > 0) && (!_stats.contains(stat)) )
_stats.add(stat);
}
}
StringBuilder stats = new StringBuilder();
for (int i = 0; i < _stats.size(); i++) {
stats.append(_stats.get(i));
if (i + 1 < _stats.size())
stats.append(',');
}
changes.put(StatManager.PROP_STAT_FILTER, stats.toString());
boolean graphsChanged = !_graphs.equals(_context.getProperty("stat.summaries"));
changes.put("stat.summaries", _graphs);
boolean fullChanged = _context.getBooleanProperty(StatManager.PROP_STAT_FULL) != _isFull;
changes.put(StatManager.PROP_STAT_FULL, "" + _isFull);
_context.router().saveConfig(changes, null);
if (!_stats.isEmpty())
addFormNotice(_t("Stat filter and location updated successfully to") + ": " + stats.toString());
if (fullChanged) {
if (_isFull)
addFormNotice(_t("Full statistics enabled"));
else
addFormNotice(_t("Full statistics disabled"));
addFormNotice(_t("Restart required to take effect"));
}
if (graphsChanged)
addFormNoticeNoEscape(_t("Graph list updated, may take up to 60s to be reflected on the {0}Graphs Page{1}", "<a href=\"graphs\">", "</a>"));
}
}