Add Send Intent handler

android/java/org/chromium/chrome/browser/BraveIntentHandler.java

@@ -8,6 +8,9 @@ package org.chromium.chrome.browser;
 import android.app.Activity;
 import android.content.Intent;
 import android.net.Uri;
+import android.text.TextUtils;
+
+import org.chromium.base.IntentUtils;
 
 public class BraveIntentHandler extends IntentHandler {
     private static final String CONNECTION_INFO_HELP_URL =
@@ -28,4 +31,44 @@ public class BraveIntentHandler extends IntentHandler {
         }
         return super.onNewIntent(intent);
     }
+
+    /**
+     * Helper method to extract the raw URL from the intent, without further processing.
+     * The URL may be in multiple locations.
+     * @param intent Intent to examine.
+     * @return Raw URL from the intent, or null if raw URL could't be found.
+     */
+    protected static String extractUrlFromIntent(Intent intent) {
+        if (intent == null) return null;
+        String url = getUrlFromVoiceSearchResult(intent);
+        if (url == null) url = getUrlForCustomTab(intent);
+        if (url == null) url = getUrlForWebapp(intent);
+        if (url == null) url = intent.getDataString();
+        if (url == null) url = getUrlFromText(intent);
+        if (url == null) return null;
+        url = url.trim();
+        return TextUtils.isEmpty(url) ? null : url;
+    }
+
+    protected static String getUrlFromText(Intent intent) {
+        if (intent == null) return null;
+        String text = IntentUtils.safeGetStringExtra(intent, Intent.EXTRA_TEXT);
+        return (text == null || isJavascriptSchemeOrInvalidUrl(text)) ?
+            null : text;
+    }
+
+    private static String getUrlForCustomTab(Intent intent) {
+        assert(false);
+        return null;
+    }
+
+    private static String getUrlForWebapp(Intent intent) {
+        assert(false);
+        return null;
+    }
+
+    private static boolean isJavascriptSchemeOrInvalidUrl(String url) {
+        assert(false);
+        return false;
+    }
 }