package com.google.zxing.client.android.result;
-import android.app.Activity;
-import android.content.Intent;
-import android.net.Uri;
-import android.provider.Contacts;
+import com.google.zxing.Result;
+import com.google.zxing.client.android.Contents;
import com.google.zxing.client.android.Intents;
-import com.google.zxing.client.android.R;
-import com.google.zxing.client.android.SearchBookContentsActivity;
import com.google.zxing.client.android.LocaleManager;
-import com.google.zxing.client.android.Contents;
+import com.google.zxing.client.android.PreferencesActivity;
+import com.google.zxing.client.android.R;
+import com.google.zxing.client.android.book.SearchBookContentsActivity;
+import com.google.zxing.client.android.wifi.WifiActivity;
import com.google.zxing.client.result.ParsedResult;
import com.google.zxing.client.result.ParsedResultType;
+import com.google.zxing.client.result.WifiParsedResult;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.SearchManager;
+import android.content.ActivityNotFoundException;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.pm.PackageManager;
+import android.net.Uri;
+import android.preference.PreferenceManager;
+import android.provider.Contacts;
+import android.view.View;
+import java.text.DateFormat;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
import java.util.Calendar;
-import java.text.DateFormat;
import java.util.Date;
import java.util.GregorianCalendar;
+/**
+ * A base class for the Android-specific barcode handlers. These allow the app to polymorphically
+ * suggest the appropriate actions for each data type.
+ *
+ * This class also contains a bunch of utility methods to take common actions like opening a URL.
+ * They could easily be moved into a helper object, but it can't be static because the Activity
+ * instance is needed to launch an intent.
+ *
+ * @author dswitkin@google.com (Daniel Switkin)
+ */
public abstract class ResultHandler {
+ private static final DateFormat DATE_FORMAT = new SimpleDateFormat("yyyyMMdd");
+ private static final DateFormat DATE_TIME_FORMAT = new SimpleDateFormat("yyyyMMdd'T'HHmmss");
+
+ private static final String GOOGLE_SHOPPER_PACKAGE = "com.google.android.apps.shopper";
+ private static final String GOOGLE_SHOPPER_ACTIVITY = GOOGLE_SHOPPER_PACKAGE +
+ ".results.SearchResultsActivity";
+ private static final String MARKET_URI_PREFIX = "market://search?q=pname:";
+ private static final String MARKET_REFERRER_SUFFIX =
+ "&referrer=utm_source%3Dbarcodescanner%26utm_medium%3Dapps%26utm_campaign%3Dscan";
public static final int MAX_BUTTON_COUNT = 4;
- protected final ParsedResult mResult;
- private final Activity mActivity;
+ private final ParsedResult result;
+ private final Activity activity;
+ private final Result rawResult;
+ private final String customProductSearch;
+
+ private final DialogInterface.OnClickListener shopperMarketListener =
+ new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialogInterface, int which) {
+ launchIntent(new Intent(Intent.ACTION_VIEW, Uri.parse(MARKET_URI_PREFIX +
+ GOOGLE_SHOPPER_PACKAGE + MARKET_REFERRER_SUFFIX)));
+ }
+ };
+
+ ResultHandler(Activity activity, ParsedResult result) {
+ this(activity, result, null);
+ }
+
+ ResultHandler(Activity activity, ParsedResult result, Result rawResult) {
+ this.result = result;
+ this.activity = activity;
+ this.rawResult = rawResult;
+ this.customProductSearch = parseCustomSearchURL();
+
+ // Make sure the Shopper button is hidden by default. Without this, scanning a product followed
+ // by a QR Code would leave the button on screen among the QR Code actions.
+ View shopperButton = activity.findViewById(R.id.shopper_button);
+ shopperButton.setVisibility(View.GONE);
+ }
+
+ ParsedResult getResult() {
+ return result;
+ }
- public ResultHandler(Activity activity, ParsedResult result) {
- mResult = result;
- mActivity = activity;
+ boolean hasCustomProductSearch() {
+ return customProductSearch != null;
}
/**
*/
public abstract void handleButtonPress(int index);
+ /**
+ * The Google Shopper button is special and is not handled by the abstract button methods above.
+ *
+ * @param listener The on click listener to install for this button.
+ */
+ protected void showGoogleShopperButton(View.OnClickListener listener) {
+ View shopperButton = activity.findViewById(R.id.shopper_button);
+ shopperButton.setVisibility(View.VISIBLE);
+ shopperButton.setOnClickListener(listener);
+ }
+
/**
* Create a possibly styled string for the contents of the current barcode.
*
* @return The text to be displayed.
*/
public CharSequence getDisplayContents() {
- String contents = mResult.getDisplayResult();
+ String contents = result.getDisplayResult();
return contents.replace("\r", "");
}
* @return The parsed type, e.g. URI or ISBN
*/
public final ParsedResultType getType() {
- return mResult.getType();
+ return result.getType();
}
/**
* @param summary A description of the event
* @param start The start time as yyyyMMdd or yyyyMMdd'T'HHmmss or yyyyMMdd'T'HHmmss'Z'
* @param end The end time as yyyyMMdd or yyyyMMdd'T'HHmmss or yyyyMMdd'T'HHmmss'Z'
+ * @param location a text description of the event location
+ * @param description a text description of the event itself
*/
- public final void addCalendarEvent(String summary, String start, String end) {
+ final void addCalendarEvent(String summary,
+ String start,
+ String end,
+ String location,
+ String description) {
Intent intent = new Intent(Intent.ACTION_EDIT);
intent.setType("vnd.android.cursor.item/event");
intent.putExtra("beginTime", calculateMilliseconds(start));
if (start.length() == 8) {
intent.putExtra("allDay", true);
}
+ if (end == null) {
+ end = start;
+ }
intent.putExtra("endTime", calculateMilliseconds(end));
intent.putExtra("title", summary);
+ intent.putExtra("eventLocation", location);
+ intent.putExtra("description", description);
launchIntent(intent);
}
- private long calculateMilliseconds(String when) {
+ private static long calculateMilliseconds(String when) {
if (when.length() == 8) {
// Only contains year/month/day
- DateFormat format = new SimpleDateFormat("yyyyMMdd");
- Date date = format.parse(when, new ParsePosition(0));
+ Date date;
+ synchronized (DATE_FORMAT) {
+ date = DATE_FORMAT.parse(when, new ParsePosition(0));
+ }
return date.getTime();
} else {
// The when string can be local time, or UTC if it ends with a Z
- DateFormat format = new SimpleDateFormat("yyyyMMdd'T'HHmmss");
- Date date = format.parse(when.substring(0, 15), new ParsePosition(0));
+ Date date;
+ synchronized (DATE_TIME_FORMAT) {
+ date = DATE_TIME_FORMAT.parse(when.substring(0, 15), new ParsePosition(0));
+ }
long milliseconds = date.getTime();
if (when.length() == 16 && when.charAt(15) == 'Z') {
Calendar calendar = new GregorianCalendar();
- int offset = (calendar.get(java.util.Calendar.ZONE_OFFSET) +
- calendar.get(java.util.Calendar.DST_OFFSET));
+ int offset = calendar.get(Calendar.ZONE_OFFSET) + calendar.get(Calendar.DST_OFFSET);
milliseconds += offset;
}
return milliseconds;
}
}
- public final void addContact(String[] names, String[] phoneNumbers, String[] emails, String note,
+ final void addContact(String[] names, String[] phoneNumbers, String[] emails, String note,
String address, String org, String title) {
+ // Only use the first name in the array, if present.
Intent intent = new Intent(Contacts.Intents.Insert.ACTION, Contacts.People.CONTENT_URI);
- putExtra(intent, Contacts.Intents.Insert.NAME, names);
+ putExtra(intent, Contacts.Intents.Insert.NAME, names != null ? names[0] : null);
int phoneCount = Math.min((phoneNumbers != null) ? phoneNumbers.length : 0,
Contents.PHONE_KEYS.length);
launchIntent(intent);
}
- public final void shareByEmail(String contents) {
- sendEmailFromUri("mailto:", mActivity.getString(R.string.msg_share_subject_line), contents);
+ final void shareByEmail(String contents) {
+ sendEmailFromUri("mailto:", null, activity.getString(R.string.msg_share_subject_line), contents);
}
- public final void sendEmail(String address, String subject, String body) {
- sendEmailFromUri("mailto:" + address, subject, body);
+ final void sendEmail(String address, String subject, String body) {
+ sendEmailFromUri("mailto:" + address, address, subject, body);
}
- public final void sendEmailFromUri(String uri, String subject, String body) {
- Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.parse(uri));
- putExtra(intent, "subject", subject);
- putExtra(intent, "body", body);
+ // Use public Intent fields rather than private GMail app fields to specify subject and body.
+ final void sendEmailFromUri(String uri, String email, String subject, String body) {
+ Intent intent = new Intent(Intent.ACTION_SEND, Uri.parse(uri));
+ if (email != null) {
+ intent.putExtra(Intent.EXTRA_EMAIL, new String[] {email});
+ }
+ putExtra(intent, Intent.EXTRA_SUBJECT, subject);
+ putExtra(intent, Intent.EXTRA_TEXT, body);
+ intent.setType("text/plain");
launchIntent(intent);
}
- public final void shareBySMS(String contents) {
- sendSMSFromUri("smsto:", mActivity.getString(R.string.msg_share_subject_line) + ":\n" + contents);
+ final void shareBySMS(String contents) {
+ sendSMSFromUri("smsto:", activity.getString(R.string.msg_share_subject_line) + ":\n" +
+ contents);
}
- public final void sendSMS(String phoneNumber, String body) {
+ final void sendSMS(String phoneNumber, String body) {
sendSMSFromUri("smsto:" + phoneNumber, body);
}
- public final void sendSMSFromUri(String uri, String body) {
+ final void sendSMSFromUri(String uri, String body) {
Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.parse(uri));
putExtra(intent, "sms_body", body);
// Exit the app once the SMS is sent
launchIntent(intent);
}
- public final void sendMMS(String phoneNumber, String subject, String body) {
+ final void sendMMS(String phoneNumber, String subject, String body) {
sendMMSFromUri("mmsto:" + phoneNumber, subject, body);
}
- public final void sendMMSFromUri(String uri, String subject, String body) {
+ final void sendMMSFromUri(String uri, String subject, String body) {
Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.parse(uri));
// The Messaging app needs to see a valid subject or else it will treat this an an SMS.
if (subject == null || subject.length() == 0) {
- putExtra(intent, "subject", mActivity.getString(R.string.msg_default_mms_subject));
+ putExtra(intent, "subject", activity.getString(R.string.msg_default_mms_subject));
} else {
putExtra(intent, "subject", subject);
}
launchIntent(intent);
}
- public final void dialPhone(String phoneNumber) {
+ final void dialPhone(String phoneNumber) {
launchIntent(new Intent(Intent.ACTION_DIAL, Uri.parse("tel:" + phoneNumber)));
}
- public final void dialPhoneFromUri(String uri) {
+ final void dialPhoneFromUri(String uri) {
launchIntent(new Intent(Intent.ACTION_DIAL, Uri.parse(uri)));
}
- public final void openMap(String geoURI) {
+ final void openMap(String geoURI) {
launchIntent(new Intent(Intent.ACTION_VIEW, Uri.parse(geoURI)));
}
* @param address The address to find
* @param title An optional title, e.g. the name of the business at this address
*/
- public final void searchMap(String address, String title) {
+ final void searchMap(String address, String title) {
String query = address;
if (title != null && title.length() > 0) {
- query = query + " (" + title + ")";
+ query = query + " (" + title + ')';
}
launchIntent(new Intent(Intent.ACTION_VIEW, Uri.parse("geo:0,0?q=" + Uri.encode(query))));
}
- public final void getDirections(float latitude, float longitude) {
+ final void getDirections(double latitude, double longitude) {
launchIntent(new Intent(Intent.ACTION_VIEW, Uri.parse("http://maps.google." +
- LocaleManager.getCountryTLD() + "/maps?f=d&daddr=" + latitude + "," + longitude)));
+ LocaleManager.getCountryTLD() + "/maps?f=d&daddr=" + latitude + ',' + longitude)));
}
- public final void openProductSearch(String upc) {
- Uri uri = Uri.parse("http://www.google." + LocaleManager.getCountryTLD() + "/products?q=" + upc);
+ // Uses the mobile-specific version of Product Search, which is formatted for small screens.
+ final void openProductSearch(String upc) {
+ Uri uri = Uri.parse("http://www.google." + LocaleManager.getProductSearchCountryTLD() +
+ "/m/products?q=" + upc + "&source=zxing");
launchIntent(new Intent(Intent.ACTION_VIEW, uri));
}
- public final void openBookSearch(String isbn) {
- Uri uri = Uri.parse("http://books.google." + LocaleManager.getCountryTLD() + "/books?vid=isbn" +
- isbn);
+ final void openBookSearch(String isbn) {
+ Uri uri = Uri.parse("http://books.google." + LocaleManager.getBookSearchCountryTLD() +
+ "/books?vid=isbn" + isbn);
launchIntent(new Intent(Intent.ACTION_VIEW, uri));
}
- public final void searchBookContents(String isbn) {
+ final void searchBookContents(String isbn) {
Intent intent = new Intent(Intents.SearchBookContents.ACTION);
- intent.setClassName(mActivity, SearchBookContentsActivity.class.getName());
+ intent.setClassName(activity, SearchBookContentsActivity.class.getName());
putExtra(intent, Intents.SearchBookContents.ISBN, isbn);
launchIntent(intent);
}
- public final void openURL(String url) {
+ final void wifiConnect(WifiParsedResult wifiResult) {
+ Intent intent = new Intent(Intents.WifiConnect.ACTION);
+ intent.setClassName(activity, WifiActivity.class.getName());
+ putExtra(intent, Intents.WifiConnect.SSID, wifiResult.getSsid());
+ putExtra(intent, Intents.WifiConnect.TYPE, wifiResult.getNetworkEncryption());
+ putExtra(intent, Intents.WifiConnect.PASSWORD, wifiResult.getPassword());
+ launchIntent(intent);
+ }
+
+ final void openURL(String url) {
launchIntent(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
}
- public final void webSearch(String query) {
+ final void webSearch(String query) {
Intent intent = new Intent(Intent.ACTION_WEB_SEARCH);
intent.putExtra("query", query);
launchIntent(intent);
}
- private void launchIntent(Intent intent) {
+ final void openGoogleShopper(String query) {
+ try {
+ activity.getPackageManager().getPackageInfo(GOOGLE_SHOPPER_PACKAGE, 0);
+ // If we didn't throw, Shopper is installed, so launch it.
+ Intent intent = new Intent(Intent.ACTION_SEARCH);
+ intent.setClassName(GOOGLE_SHOPPER_PACKAGE, GOOGLE_SHOPPER_ACTIVITY);
+ intent.putExtra(SearchManager.QUERY, query);
+ activity.startActivity(intent);
+ } catch (PackageManager.NameNotFoundException e) {
+ // Otherwise offer to install it from Market.
+ AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+ builder.setTitle(R.string.msg_google_shopper_missing);
+ builder.setMessage(R.string.msg_install_google_shopper);
+ builder.setIcon(R.drawable.shopper_icon);
+ builder.setPositiveButton(R.string.button_ok, shopperMarketListener);
+ builder.setNegativeButton(R.string.button_cancel, null);
+ builder.show();
+ }
+ }
+
+ void launchIntent(Intent intent) {
if (intent != null) {
- mActivity.startActivity(intent);
+ intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
+ try {
+ activity.startActivity(intent);
+ } catch (ActivityNotFoundException e) {
+ AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+ builder.setTitle(R.string.app_name);
+ builder.setMessage(R.string.msg_intent_failed);
+ builder.setPositiveButton(R.string.button_ok, null);
+ builder.show();
+ }
}
}
}
}
- // TODO: This is only used by the names field, and only the first name will be taken.
- private static void putExtra(Intent intent, String key, String[] value) {
- if (value != null && value.length > 0) {
- putExtra(intent, key, value[0]);
+ protected void showNotOurResults(int index, AlertDialog.OnClickListener proceedListener) {
+ SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(activity);
+ if (prefs.getBoolean(PreferencesActivity.KEY_NOT_OUR_RESULTS_SHOWN, false)) {
+ // already seen it, just proceed
+ proceedListener.onClick(null, index);
+ } else {
+ // note the user has seen it
+ prefs.edit().putBoolean(PreferencesActivity.KEY_NOT_OUR_RESULTS_SHOWN, true).commit();
+ AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+ builder.setMessage(R.string.msg_not_our_results);
+ builder.setPositiveButton(R.string.button_ok, proceedListener);
+ builder.show();
+ }
+ }
+
+ private String parseCustomSearchURL() {
+ SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(activity);
+ String customProductSearch = prefs.getString(PreferencesActivity.KEY_CUSTOM_PRODUCT_SEARCH, null);
+ if (customProductSearch != null && customProductSearch.trim().length() == 0) {
+ return null;
+ }
+ return customProductSearch;
+ }
+
+ String fillInCustomSearchURL(String text) {
+ String url = customProductSearch.replace("%s", text);
+ if (rawResult != null) {
+ url = url.replace("%f", rawResult.getBarcodeFormat().toString());
}
+ return url;
}
-}
+}
\ No newline at end of file