show "view group" in hovercard

but only on group-contacts.
rename all *forum to *group in code

src/Content/Widget/VCard.php

@@ -68,7 +68,7 @@ class VCard
 		$follow_link      = '';
 		$unfollow_link    = '';
 		$wallmessage_link = '';
-		$showforum_link   = '';
+		$showgroup_link   = '';
 
 		$photo   = Contact::getPhoto($contact);
 
@@ -102,7 +102,7 @@ class VCard
 			}
 
 			if (in_array($rel, [Contact::SHARING])) {
-				$showforum_link = 'network/group/' . $id;
+				$showgroup_link = 'network/group/' . $id;
 			}
 		}
 
@@ -124,8 +124,8 @@ class VCard
 			'$unfollow_link'    => $unfollow_link,
 			'$wallmessage'      => DI::l10n()->t('Message'),
 			'$wallmessage_link' => $wallmessage_link,
-			'$showforum'        => DI::l10n()->t('Show Forum'),
+			'$showgroup'        => DI::l10n()->t('Show group'),
-			'$showforum_link'   => $showforum_link,
+			'$showgroup_link'   => $showgroup_link,
 			'$mentioning'       => DI::l10n()->t('Mention'),
 		]);
 	}

src/Model/Contact.php

@@ -1199,6 +1199,7 @@ class Contact
 
 		$contact_url = 'contact/' . $contact['id'];
 		$posts_link = 'contact/' . $contact['id'] . '/conversations';
+		$group_link = 'network/group/' . $contact['id'];
 
 		$follow_link   = '';
 		$unfollow_link = '';
@@ -1232,6 +1233,7 @@ class Contact
 				'pm'       => [DI::l10n()->t('Send PM'), $pm_url, false],
 				'follow'   => [DI::l10n()->t('Connect/Follow'), $follow_link, true],
 				'unfollow' => [DI::l10n()->t('Unfollow'), $unfollow_link, true],
+				'group'    => [DI::l10n()->t('View group'), $group_link, $contact['forum'], true],
 			];
 
 			if (!empty($contact['pending'])) {

view/templates/hovercard.tpl

@@ -24,6 +24,7 @@
 					{{if $profile.actions.pm}}<a class="btn btn-labeled btn-primary btn-sm add-to-modal" href="{{$profile.actions.pm.1}}" aria-label="{{$profile.actions.pm.0}}"><i class="fa fa-envelope" aria-hidden="true" title="{{$profile.actions.pm.0}}"></i><span class="sr-only">{{$profile.actions.pm.0}}</span></a>{{/if}}
 				</div>
 				<div class="hover-card-actions-connection">
+					{{if $profile.actions.group.2==1}}<a class="btn btn-labeled btn-primary btn-sm" href="{{$profile.actions.group.1}}" aria-label="{{$profile.actions.group.0}}" title="{{$profile.actions.group.0}}"><i class="fa fa-group" aria-hidden="true"></i></a>{{/if}}
 					{{if $profile.actions.network}}<a class="btn btn-labeled btn-primary btn-sm" href="{{$profile.actions.network.1}}" aria-label="{{$profile.actions.network.0}}" title="{{$profile.actions.network.0}}"><i class="fa fa-cloud" aria-hidden="true"></i></a>{{/if}}
 					{{if $profile.actions.edit}}<a class="btn btn-labeled btn-primary btn-sm" href="{{$profile.actions.edit.1}}" aria-label="{{$profile.actions.edit.0}}" title="{{$profile.actions.edit.0}}"><i class="fa fa-user" aria-hidden="true"></i></a>{{/if}}
 					{{if $profile.actions.follow}}<a class="btn btn-labeled btn-primary btn-sm" href="{{$profile.actions.follow.1}}" aria-label="{{$profile.actions.follow.0}}" title="{{$profile.actions.follow.0}}"><i class="fa fa-user-plus" aria-hidden="true"></i></a>{{/if}}

view/theme/frio/templates/widget/vcard.tpl

@@ -56,19 +56,11 @@
 					</button>
 				</div>
 			{{/if}}
-                        {{if $contact.addr}}
-				<div id="mention-link-button">
-					<button type="button" id="mention-link" class="btn btn-labeled btn-primary{{if !$always_open_compose}} modal-open{{/if}}" onclick="openWallMessage('compose/0?body={{if $contact.forum==1}}!{{else}}@{{/if}}{{$contact.addr}}')">
-						<span class=""><i class="fa fa-pencil-square-o"></i></span>
-						<span class="">{{$mentioning}}</span>
-					</button>
-				</div>
-                        {{/if}}
                         {{if $contact.forum==1 || $contact.prv==1}}
-				<div id="mention-link-button">
+				<div id="show-group-button">
-					<button type="button" id="mention-link" class="btn btn-labeled btn-primary{{if !$always_open_compose}} modal-open{{/if}}" onclick="window.location.href='{{$showforum_link}}'">
+					<button type="button" id="show-group" class="btn btn-labeled btn-primary{{if !$always_open_compose}} modal-open{{/if}}" onclick="window.location.href='{{$showgroup_link}}'">
 						<span class=""><i class="fa fa-group"></i></span>
-						<span class="">{{$showforum}}</span>
+						<span class="">{{$showgroup}}</span>
 					</button>
 				</div>
                         {{/if}}