when storing package names of target apps in Password entries, no longer use the Url field or KP2A_URL_x fields, instead use AndroidAppX (X being a counter starting at 1), closes #657

src/keepass2android/EntryActivity.cs

@@ -809,7 +809,7 @@ namespace keepass2android
 
 			RegisterTextPopup(FindViewById<RelativeLayout>(Resource.Id.url_container),
 			                  FindViewById(Resource.Id.url_vdots), PwDefs.UrlField)
-				.Add(new GotoUrlMenuItem(this));
+				.Add(new GotoUrlMenuItem(this, PwDefs.UrlField));
 			RegisterTextPopup(FindViewById<RelativeLayout>(Resource.Id.password_container),
 			                  FindViewById(Resource.Id.password_vdots), PwDefs.PasswordField);
 
@@ -877,6 +877,12 @@ namespace keepass2android
 			popupItems.Add(new CopyToClipboardPopupMenuIcon(this, _stringViews[fieldKey]));
 			if (isProtected)
 				popupItems.Add(new ToggleVisibilityPopupMenuItem(this));
+            if (_stringViews[fieldKey].Text.StartsWith(KeePass.AndroidAppScheme)
+                || _stringViews[fieldKey].Text.StartsWith("http://")
+                || _stringViews[fieldKey].Text.StartsWith("https://"))
+            {
+                popupItems.Add(new GotoUrlMenuItem(this, fieldKey));
+			}
 			return popupItems;
 		}
 
@@ -1209,19 +1215,15 @@ namespace keepass2android
 			newEntry.Touch(true, false); // Touch *after* backup
 
 			//if there is no URL in the entry, set that field. If it's already in use, use an additional (not existing) field
-			if (String.IsNullOrEmpty(newEntry.Strings.ReadSafe(PwDefs.UrlField)))
+			if (!url.StartsWith(KeePass.AndroidAppScheme) && String.IsNullOrEmpty(newEntry.Strings.ReadSafe(PwDefs.UrlField)))
 			{
 				newEntry.Strings.Set(PwDefs.UrlField, new ProtectedString(false, url));
 			}
 			else
-			{
-				int c = 1;
-				while (newEntry.Strings.Get("KP2A_URL_" + c) != null)
-				{
-					c++;
-				}
+            {
+                Util.SetNextFreeUrlField(newEntry, url);
 
-				newEntry.Strings.Set("KP2A_URL_" + c, new ProtectedString(false, url));
+                
 			}
 
 			//save the entry:
@@ -1247,9 +1249,9 @@ namespace keepass2android
 		}
 
 
-		public bool GotoUrl()
-		{
-			string url = _stringViews[PwDefs.UrlField].Text;
+		public bool GotoUrl(string urlFieldKey)
+        {
+            string url = _stringViews[urlFieldKey].Text;
 			if (url == null) return false;
 
 			// Default http:// if no protocol specified

src/keepass2android/EntryActivityClasses/GotoUrlMenuItem.cs

@@ -8,12 +8,14 @@ namespace keepass2android
 	/// </summary>
 	class GotoUrlMenuItem : IPopupMenuItem
 	{
-		private readonly EntryActivity _ctx;
+        public string UrlFieldKey { get; }
+        private readonly EntryActivity _ctx;
 
-		public GotoUrlMenuItem(EntryActivity ctx)
-		{
-			_ctx = ctx;
-		}
+		public GotoUrlMenuItem(EntryActivity ctx, string urlFieldKey)
+        {
+            UrlFieldKey = urlFieldKey;
+            _ctx = ctx;
+        }
 
 		public Drawable Icon
 		{
@@ -27,7 +29,7 @@ namespace keepass2android
 
 		public void HandleClick()
 		{
-			_ctx.GotoUrl();
+			_ctx.GotoUrl(UrlFieldKey);
 		}
 	}
 }

src/keepass2android/KeePass.cs

@@ -85,6 +85,8 @@ namespace keepass2android
 	    public const Result ExitLoadAnotherDb = Result.FirstUser + 10;
         public const Result ExitLockByTimeout = Result.FirstUser + 11;
 
+        public const string AndroidAppScheme = "androidapp://";
+
 
 		public const string TagsKey = "@tags";
 		public const string OverrideUrlKey = "@override";

src/keepass2android/QueryCredentialsActivity.cs

@@ -69,7 +69,7 @@ namespace keepass2android
 			if (Intent.Action == Strings.ActionQueryCredentialsForOwnPackage)
 			{
 				_requiredScope = Strings.ScopeQueryCredentialsForOwnPackage;
-				_requestedUrl = "androidapp://" + _pluginPackage;
+				_requestedUrl = KeePass.AndroidAppScheme + _pluginPackage;
 			}
 			else if (Intent.Action == Strings.ActionQueryCredentials)
 			{

src/keepass2android/ShareUrlResults.cs

@@ -168,7 +168,7 @@ namespace keepass2android
             {
                 //first: search for exact url
                 var resultsForThisDb = db.SearchForExactUrl(url);
-                if (!url.StartsWith("androidapp://"))
+                if (!url.StartsWith(KeePass.AndroidAppScheme))
                 {
                     //if no results, search for host (e.g. "accounts.google.com")
                     if (!resultsForThisDb.Entries.Any())

src/keepass2android/Utils/Util.cs

@@ -36,6 +36,8 @@ using Android.Hardware.Display;
 using Android.Util;
 using Android.Views.InputMethods;
 using AndroidX.Core.View.InputMethod;
+using KeePassLib;
+using KeePassLib.Security;
 using KeePassLib.Serialization;
 using Uri = Android.Net.Uri;
 
@@ -666,6 +668,18 @@ namespace keepass2android
                 SetNoPersonalizedLearning(editText);
             }
         }
+
+        public static void SetNextFreeUrlField(PwEntry entry, string url)
+        {
+            string prefix = url.StartsWith(KeePass.AndroidAppScheme) ? "AndroidApp" : "KP2A_URL_";
+            int c = 1;
+            while (entry.Strings.Get(prefix + c) != null)
+            {
+                c++;
+            }
+
+            entry.Strings.Set(prefix + c, new ProtectedString(false, url));
+		}
     }
 }
 

src/keepass2android/app/AppTask.cs

@@ -701,9 +701,9 @@ namespace keepass2android
 		public override void PrepareNewEntry(PwEntry newEntry)
 		{
 			if (Url != null)
-			{
-				newEntry.Strings.Set(PwDefs.UrlField, new ProtectedString(false, Url));
-			}
+            {
+                Util.SetNextFreeUrlField(newEntry, Url);
+            }
 			if (AllFields != null)
 			{
 				

src/keepass2android/services/AutofillBase/AutofillServiceBase.cs

@@ -233,7 +233,7 @@ namespace keepass2android.services.AutofillBase
             string displayName = str;
             try
             {
-                string appPrefix = "androidapp://";
+                string appPrefix = KeePass.AndroidAppScheme;
                 if (str.StartsWith(appPrefix))
                 {
                     str = str.Substring(appPrefix.Length);
@@ -282,7 +282,7 @@ namespace keepass2android.services.AutofillBase
 
         private bool CanAutofill(StructureParser.AutofillTargetId query, bool isManual)
         {
-            if (query.PackageNameWithPseudoSchema == "androidapp://android" || query.PackageNameWithPseudoSchema == "androidapp://" + this.PackageName)
+            if (query.PackageNameWithPseudoSchema == KeePass.AndroidAppScheme+"android" || query.PackageNameWithPseudoSchema == KeePass.AndroidAppScheme + this.PackageName)
                 return false;
             if (!isManual)
             {

src/keepass2android/services/AutofillBase/StructureParser.cs

@@ -45,7 +45,7 @@ namespace keepass2android.services.AutofillBase
 
             public string PackageNameWithPseudoSchema
             {
-                get { return "androidapp://" + PackageName; }
+                get { return KeePass.AndroidAppScheme + PackageName; }
             }
 
             public string WebDomain { get; set; }