-package jalview.analytics;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStream;
-import java.io.UnsupportedEncodingException;
-import java.net.HttpURLConnection;
-import java.net.MalformedURLException;
-import java.net.URL;
-import java.net.URLConnection;
-import java.net.URLEncoder;
-import java.nio.charset.StandardCharsets;
-import java.util.AbstractMap;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Map;
-import java.util.Random;
-
-import jalview.bin.Cache;
-import jalview.bin.Console;
-import jalview.util.ChannelProperties;
-
-public class GoogleAnalytics4
-{
- private static final String JALVIEW_ID = "Jalview Desktop";
-
- private static final String SESSION_ID = new Random().toString();
-
- private static final String MEASUREMENT_ID = "G-6TMPHMXEQ0";
-
- private static final String API_SECRET = "Qb9NSbqkRDqizG6j2BBJ2g";
-
- // Client ID must be generated from gtag.js, used and captured.
- // Will this affect geolocation?
- private static final String CLIENT_ID = "2092672487.1686663096";
-
- // set to true to use the GA4 measurement protocol validation service and
- // print
- // validation response.
- // see
- // https://developers.google.com/analytics/devguides/collection/protocol/ga4/validating-events?client_type=gtag
- private static boolean DEBUG = false;
-
- private static final String BASE_URL = "https://www.google-analytics.com/"
- + (DEBUG ? "debug/" : "") + "mp/collect";
-
- private static final String DESKTOP_EVENT = "desktop_event";
-
- public static final String APPLICATION_BASE_URL = "https://www.jalview.org";
-
- private List<Map.Entry<String, String>> queryStringValues;
-
- private List<Map.Entry<String, Object>> jsonObject;
-
- private List<Event> events;
-
- private List<Map.Entry<String, String>> cookieValues;
-
- private static boolean ENABLED = false;
-
- private static GoogleAnalytics4 instance = null;
-
- private static final Map<String, String> defaultParams;
-
- static
- {
- defaultParams = new HashMap<>();
- defaultParams.put("app_name",
- ChannelProperties.getProperty("app_name") + " Desktop");
- defaultParams.put("version", Cache.getProperty("VERSION"));
- defaultParams.put("build_date",
- Cache.getDefault("BUILD_DATE", "unknown"));
- defaultParams.put("java_version", System.getProperty("java.version"));
- String val = System.getProperty("sys.install4jVersion");
- if (val != null)
- {
- defaultParams.put("install4j_version", val);
- }
- val = System.getProperty("installer_template_version");
- if (val != null)
- {
- defaultParams.put("install4j_template_version", val);
- }
- val = System.getProperty("launcher_version");
- if (val != null)
- {
- defaultParams.put("launcher_version", val);
- }
- defaultParams.put("java_arch",
- System.getProperty("os.arch") + " "
- + System.getProperty("os.name") + " "
- + System.getProperty("os.version"));
- }
-
- private GoogleAnalytics4()
- {
- this.resetLists();
- }
-
- public static void setEnabled(boolean b)
- {
- ENABLED = b;
- }
-
- public void sendAnalytics(String eventName, String... paramsStrings)
- {
- sendAnalytics(eventName, false, paramsStrings);
- }
-
- /**
- * The simplest way to send an analytic event.
- *
- * @param eventName
- * The event name. To emulate a webpage view use "page_view" and set
- * a "page_location" parameter. See
- * https://developers.google.com/analytics/devguides/collection/ga4/events?client_type=gtag
- * @param sendDefaultParams
- * Flag whether to add the default params about the application.
- * @param paramsStrings
- * Optional multiple Strings in key, value pairs (there should be an
- * even number of paramsStrings) to be set as parameters of the
- * event. To emulate a webpage view use "page_location" as the URL in
- * a "page_view" event.
- */
- public void sendAnalytics(String eventName, boolean sendDefaultParams,
- String... paramsStrings)
- {
- // clear out old lists
- this.resetLists();
-
- if (!ENABLED)
- {
- Console.debug("GoogleAnalytics4 not enabled.");
- return;
- }
- Map<String, String> params = new HashMap<>();
- params.put("event_category", DESKTOP_EVENT);
- params.put("event_label", eventName);
-
- // add these to all events from this application instance
- if (sendDefaultParams)
- {
- params.putAll(defaultParams);
- }
-
- // add (and overwrite with) the passed in params
- if (paramsStrings != null && paramsStrings.length > 0)
- {
- if (paramsStrings.length % 2 != 0)
- {
- Console.warn(
- "Cannot addEvent with odd number of paramsStrings. Ignoring the last one.");
- }
- for (int i = 0; i < paramsStrings.length - 1; i += 2)
- {
- String key = paramsStrings[i];
- String value = paramsStrings[i + 1];
- params.put(key, value);
- }
- }
-
- addEvent(eventName, params);
- addQueryStringValue("measurement_id", MEASUREMENT_ID);
- addQueryStringValue("api_secret", API_SECRET);
- addQueryStringValue("_geo", "1");
- addQueryStringValue("ep.anonymize_ip", "false");
- addJsonValue("client_id", CLIENT_ID);
- addJsonValues("events", Event.toObjectList(events));
- StringBuilder urlSb = new StringBuilder();
- urlSb.append(BASE_URL);
- urlSb.append('?');
- urlSb.append(buildQueryString());
- try
- {
- URL url = new URL(urlSb.toString());
- URLConnection urlConnection = url.openConnection();
- HttpURLConnection httpURLConnection = (HttpURLConnection) urlConnection;
- httpURLConnection.setRequestMethod("POST");
- httpURLConnection.setDoOutput(true);
-
- String jsonString = buildJson();
-
- Console.debug("GA4: HTTP Request is: '" + urlSb.toString() + "'");
- Console.debug("GA4: POSTed JSON is:\n" + jsonString);
-
- byte[] jsonBytes = jsonString.getBytes(StandardCharsets.UTF_8);
- int jsonLength = jsonBytes.length;
-
- httpURLConnection.setFixedLengthStreamingMode(jsonLength);
- httpURLConnection.setRequestProperty("Content-Type",
- "application/json; charset=UTF-8");
- httpURLConnection.connect();
- try (OutputStream os = httpURLConnection.getOutputStream())
- {
- os.write(jsonBytes);
- }
- int responseCode = httpURLConnection.getResponseCode();
- String responseMessage = httpURLConnection.getResponseMessage();
-
- if (responseCode < 200 || responseCode > 299)
- {
- Console.warn("GoogleAnalytics4 connection failed: '" + responseCode
- + " " + responseMessage + "'");
- }
- else
- {
- Console.debug("GoogleAnalytics4 connection succeeded: '"
- + responseCode + " " + responseMessage + "'");
- }
-
- if (DEBUG)
- {
- BufferedReader br = new BufferedReader(new InputStreamReader(
- (httpURLConnection.getInputStream())));
- StringBuilder sb = new StringBuilder();
- String response;
- while ((response = br.readLine()) != null)
- {
- sb.append(response);
- }
- String body = sb.toString();
- Console.debug("GoogleAnalytics4 response content; " + body);
- }
- } catch (MalformedURLException e)
- {
- Console.debug(
- "Somehow the GoogleAnalytics4 BASE_URL and queryString is malformed: '"
- + urlSb.toString() + "'",
- e);
- return;
- } catch (IOException e)
- {
- Console.debug("Connection to GoogleAnalytics4 BASE_URL '" + BASE_URL
- + "' failed.", e);
- } catch (ClassCastException e)
- {
- Console.debug(
- "Couldn't cast URLConnection to HttpURLConnection in GoogleAnalytics4.",
- e);
- }
- }
-
- public void addEvent(String name, Map<String, String> params)
- {
- Event event = new Event(name);
- if (params != null && params.size() > 0)
- {
- for (String key : params.keySet())
- {
- String value = params.get(key);
- event.addParam(key, value);
- }
- }
- events.add(event);
- }
-
- private void addJsonObject(String key,
- List<Map.Entry<String, Object>> object)
- {
- jsonObject.add(objectEntry(key, object));
- }
-
- private void addJsonValues(String key, List<Object> values)
- {
- jsonObject.add(objectEntry(key, values));
- }
-
- private void addJsonValue(String key, String value)
- {
- jsonObject.add(objectEntry(key, value));
- }
-
- private void addJsonValue(String key, int value)
- {
- jsonObject.add(objectEntry(key, Integer.valueOf(value)));
- }
-
- private void addJsonValue(String key, boolean value)
- {
- jsonObject.add(objectEntry(key, Boolean.valueOf(value)));
- }
-
- private void addQueryStringValue(String key, String value)
- {
- queryStringValues.add(stringEntry(key, value));
- }
-
- private void addCookieValue(String key, String value)
- {
- cookieValues.add(stringEntry(key, value));
- }
-
- private void resetLists()
- {
- jsonObject = new ArrayList<>();
- events = new ArrayList<Event>();
- queryStringValues = new ArrayList<>();
- cookieValues = new ArrayList<>();
- }
-
- public static GoogleAnalytics4 getInstance()
- {
- if (instance == null)
- {
- instance = new GoogleAnalytics4();
- }
- return instance;
- }
-
- public static void reset()
- {
- getInstance().resetLists();
- }
-
- private String buildQueryString()
- {
- StringBuilder sb = new StringBuilder();
- for (Map.Entry<String, String> entry : queryStringValues)
- {
- if (sb.length() > 0)
- {
- sb.append('&');
- }
- try
- {
- sb.append(URLEncoder.encode(entry.getKey(), "UTF-8"));
- } catch (UnsupportedEncodingException e)
- {
- sb.append(entry.getKey());
- }
- sb.append('=');
- try
- {
- sb.append(URLEncoder.encode(entry.getValue(), "UTF-8"));
- } catch (UnsupportedEncodingException e)
- {
- sb.append(entry.getValue());
- }
- }
- return sb.toString();
- }
-
- private void buildCookieHeaders()
- {
- // TODO not needed yet
- }
-
- private String buildJson()
- {
- StringBuilder sb = new StringBuilder();
- addJsonObject(sb, 0, jsonObject);
- return sb.toString();
- }
-
- private void addJsonObject(StringBuilder sb, int indent,
- List<Map.Entry<String, Object>> entries)
- {
- indent(sb, indent);
- sb.append('{');
- newline(sb);
- Iterator<Map.Entry<String, Object>> entriesI = entries.iterator();
- while (entriesI.hasNext())
- {
- Map.Entry<String, Object> entry = entriesI.next();
- String key = entry.getKey();
- // TODO sensibly escape " characters in key
- Object value = entry.getValue();
- indent(sb, indent + 1);
- sb.append('"').append(quoteEscape(key)).append('"').append(':');
- space(sb);
- if (value != null && value instanceof List)
- {
- newline(sb);
- }
- addJsonValue(sb, indent + 2, value);
- if (entriesI.hasNext())
- {
- sb.append(',');
- }
- newline(sb);
- }
- indent(sb, indent);
- sb.append('}');
- }
-
- private void addJsonValue(StringBuilder sb, int indent, Object value)
- {
- if (value == null)
- {
- return;
- }
- try
- {
- if (value instanceof Map.Entry)
- {
- Map.Entry<String, Object> entry = (Map.Entry<String, Object>) value;
- List<Map.Entry<String, Object>> object = new ArrayList<>();
- object.add(entry);
- addJsonObject(sb, indent, object);
- }
- else if (value instanceof List)
- {
- // list of Map.Entries or list of values?
- List<Object> valueList = (List<Object>) value;
- if (valueList.size() > 0 && valueList.get(0) instanceof Map.Entry)
- {
- // entries
- // indent(sb, indent);
- List<Map.Entry<String, Object>> entryList = (List<Map.Entry<String, Object>>) value;
- addJsonObject(sb, indent, entryList);
- }
- else
- {
- // values
- indent(sb, indent);
- sb.append('[');
- newline(sb);
- Iterator<Object> valueListI = valueList.iterator();
- while (valueListI.hasNext())
- {
- Object v = valueListI.next();
- addJsonValue(sb, indent + 1, v);
- if (valueListI.hasNext())
- {
- sb.append(',');
- }
- newline(sb);
- }
- indent(sb, indent);
- sb.append("]");
- }
- }
- else if (value instanceof String)
- {
- sb.append('"').append(quoteEscape((String) value)).append('"');
- }
- else if (value instanceof Integer)
- {
- sb.append(((Integer) value).toString());
- }
- else if (value instanceof Boolean)
- {
- sb.append('"').append(((Boolean) value).toString()).append('"');
- }
- } catch (ClassCastException e)
- {
- Console.debug(
- "Could not deal with type of json Object " + value.toString(),
- e);
- }
- }
-
- private static String quoteEscape(String s)
- {
- if (s == null)
- {
- return null;
- }
- // this escapes quotation marks (") that aren't already escaped (in the
- // string) ready to go into a quoted JSON string value
- return s.replaceAll("((?<!\\\\)(?:\\\\{2})*)\"", "$1\\\\\"");
- }
-
- private static void prettyWhitespace(StringBuilder sb, String whitespace,
- int repeat)
- {
- // only add whitespace if we're in DEBUG mode
- if (!Console.getLogger().isDebugEnabled())
- {
- return;
- }
- if (repeat >= 0 && whitespace != null)
- {
- // sb.append(whitespace.repeat(repeat));
- sb.append(String.join("", Collections.nCopies(repeat, whitespace)));
-
- }
- else
- {
- sb.append(whitespace);
- }
- }
-
- private static void indent(StringBuilder sb, int indent)
- {
- prettyWhitespace(sb, " ", indent);
- }
-
- private static void newline(StringBuilder sb)
- {
- prettyWhitespace(sb, "\n", -1);
- }
-
- private static void space(StringBuilder sb)
- {
- prettyWhitespace(sb, " ", -1);
- }
-
- protected static Map.Entry<String, Object> objectEntry(String s, Object o)
- {
- return new AbstractMap.SimpleEntry<String, Object>(s, o);
- }
-
- protected static Map.Entry<String, String> stringEntry(String s, String v)
- {
- return new AbstractMap.SimpleEntry<String, String>(s, v);
- }
-}
-
-class Event
-{
- private String name;
-
- private List<Map.Entry<String, String>> params;
-
- @SafeVarargs
- public Event(String name, Map.Entry<String, String>... paramEntries)
- {
- this.name = name;
- this.params = new ArrayList<Map.Entry<String, String>>();
- for (Map.Entry<String, String> paramEntry : paramEntries)
- {
- if (paramEntry == null)
- {
- continue;
- }
- params.add(paramEntry);
- }
- }
-
- public void addParam(String param, String value)
- {
- params.add(GoogleAnalytics4.stringEntry(param, value));
- }
-
- protected List<Map.Entry<String, Object>> toObject()
- {
- List<Map.Entry<String, Object>> object = new ArrayList<>();
- object.add(GoogleAnalytics4.objectEntry("name", (Object) name));
- if (params.size() > 0)
- {
- object.add(GoogleAnalytics4.objectEntry("params", (Object) params));
- }
- return object;
- }
-
- protected static List<Object> toObjectList(List<Event> events)
- {
- List<Object> eventObjectList = new ArrayList<>();
- for (Event event : events)
- {
- eventObjectList.add((Object) event.toObject());
- }
- return eventObjectList;
- }
-}