added force redownload button and links to wiki

application/GW2 Addon Manager/Backend/Configuration/PluginManagement.cs

@@ -1,10 +1,27 @@
-using System.Linq;
+using System.Collections.Generic;
+using System.Linq;
 using System.Windows;
 
 namespace GW2_Addon_Manager
 {
     class PluginManagement
     {
+        /// <summary>
+        /// Sets version fields of all installed and enabled addons to a dummy value so they are redownloaded, then starts update process.
+        /// Intended for use if a user borks their install (probably by manually deleting something in the /addons/ folder).
+        /// </summary>
+        public static bool ForceRedownload()
+        {
+            string redownloadmsg = "This will forcibly redownload all installed addons regardless of their version. Do you wish to continue?";
+            if (MessageBox.Show(redownloadmsg, "Warning!", MessageBoxButton.YesNo, MessageBoxImage.Warning) == MessageBoxResult.Yes)
+            {
+                UserConfig config = Configuration.getConfigAsYAML();
+                config.version = config.version.ToDictionary(entry => entry.Key, entry => "dummy value");
+                Configuration.setConfigAsYAML(config);
+                return true;
+            }
+            return false; 
+        }
 
         /// <summary>
         /// Deletes all addons and resets config to default state.

application/GW2 Addon Manager/Resources/config_template.yaml

@@ -1,4 +1,4 @@
-application_version: v1.1.1
+application_version: v1.2.2
 loader_version:
 bin_folder:
 isupdate: true

application/GW2 Addon Manager/UI/OpeningPage/OpeningView.xaml

@@ -39,7 +39,33 @@
         <TextBlock Grid.Row="2" HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="320,0,0,37" FontFamily="Microsoft YaHei UI Light" FontSize="14">
             <Run Text="Game Path"/>
         </TextBlock>
-
+           <!--
+            horizontal stackpanel
+                link
+                link
+                link
+            -->
+        <TextBlock 
+            Margin="110, 0, 0, -10"
+            HorizontalAlignment="Left"
+            VerticalAlignment="Bottom"
+            Background="Transparent"
+            Foreground="DimGray"
+            >
+            <Hyperlink NavigateUri="https://github.com/fmmmlee/GW2-Addon-Manager/wiki" RequestNavigate="Hyperlink_RequestNavigate" TextDecorations="None" FocusVisualStyle="{x:Null}">
+                 <TextBlock Text="WIKI " FontFamily="Microsoft YaHei UI"/>
+            </Hyperlink>
+            |
+            <Hyperlink 
+                NavigateUri="https://github.com/fmmmlee/GW2-Addon-Manager/wiki/Other-Useful-Programs" 
+                RequestNavigate="Hyperlink_RequestNavigate" 
+                TextDecorations="None" 
+                FocusVisualStyle="{x:Null}"
+                ToolTip="Programs for GW2 not managed by GW2-UOAOM, such as TacO"
+                >
+                 <TextBlock Text=" Companion Applications" FontFamily="Microsoft YaHei UI"/>
+            </Hyperlink>
+        </TextBlock>
         <Menu x:Name="settings_list"
                   Grid.Row="1"
                   Margin="40,-13,0,0"
@@ -64,11 +90,18 @@
                     Template="{StaticResource AddonMenuItemControlTemplate}"
                     Style="{StaticResource AddonMenuItemStyle}"
                     />
+                <MenuItem
+                    Click="RedownloadAddons"
+                    Header="Force Redownload"
+                    ToolTip="Redownloads the addon loader and all addons regardless of version."
+                    Template="{StaticResource AddonMenuItemControlTemplate}"
+                    Style="{StaticResource AddonMenuItemStyle}" 
+                    />
             </MenuItem>
         </Menu>
         <TextBlock Text="{Binding UpdateAvailable}"
                    Grid.Row="1"
-                   Margin="120,-6,0,0"
+                   Margin="320,-6,0,0"
                    HorizontalAlignment="Left"
                    VerticalAlignment="Top"
                    FontFamily="Microsoft YaHei UI Light"
@@ -80,7 +113,7 @@
                    />
         <TextBlock Text="{Binding UpdateAvailable}"
                    Grid.Row="1"
-                   Margin="120,-6,0,0"
+                   Margin="320,-6,0,0"
                    HorizontalAlignment="Left"
                    VerticalAlignment="Top"
                    FontFamily="Microsoft YaHei UI Light"
@@ -92,7 +125,7 @@
                    />
         <ProgressBar
             Grid.Row = "1"
-            Margin="235,-6,0,0"
+            Margin="435,-6,0,0"
             Width="125"
             Height="12"
             HorizontalAlignment="Left"
@@ -103,7 +136,7 @@
             />
         <Button
             Grid.Row = "1"
-            Margin="215,-10,0,0"
+            Margin="415,-10,0,0"
             HorizontalAlignment="Left"
             VerticalAlignment="Top"
             Width="50"

application/GW2 Addon Manager/UI/OpeningPage/OpeningView.xaml.cs

@@ -76,7 +76,12 @@ private void minimize_clicked(object sender, RoutedEventArgs e)
         /*****************************   ***   *****************************/
 
 
-
+        //just calls PluginManagement.ForceRedownload(); and then update_button_clicked
+        private void RedownloadAddons(object sender, RoutedEventArgs e)
+        {
+            if(PluginManagement.ForceRedownload())
+                update_button_clicked(sender, e);
+        }
 
 
         /***** UPDATE button *****/
@@ -93,6 +98,7 @@ private void update_button_clicked(object sender, RoutedEventArgs e)
 
             List<AddonInfoFromYaml> selectedAddons = new List<AddonInfoFromYaml>();
 
+            //the d3d9 wrapper is installed by default and hidden from the list displayed to the user, so it has to be added to this list manually
             AddonInfoFromYaml wrapper = AddonYamlReader.getAddonInInfo("d3d9_wrapper");
             wrapper.folder_name = "d3d9_wrapper";
             selectedAddons.Add(wrapper);