Keep hovercards on screen a little harder

Summary: Ref T8980. This calculation was not quite right and you could sneak one off screen if you tried carefully.

Test Plan: Couldn't sneak one off screen anymore.

Reviewers: chad

Reviewed By: chad

Maniphest Tasks: T8980

Differential Revision: https://secure.phabricator.com/D14880

resources/celerity/map.php

@@ -8,7 +8,7 @@
 return array(
   'names' => array(
     'core.pkg.css' => 'a419cf4b',
-    'core.pkg.js' => '3c8757c8',
+    'core.pkg.js' => '2a50ac55',
     'darkconsole.pkg.js' => 'e7393ebb',
     'differential.pkg.css' => '2de124c9',
     'differential.pkg.js' => '64e69521',
@@ -452,7 +452,7 @@ return array(
     'rsrc/js/core/DragAndDropFileUpload.js' => 'ad10aeac',
     'rsrc/js/core/DraggableList.js' => 'a16ec1c6',
     'rsrc/js/core/FileUpload.js' => '477359c8',
-    'rsrc/js/core/Hovercard.js' => 'cb696bed',
+    'rsrc/js/core/Hovercard.js' => '88e3466d',
     'rsrc/js/core/KeyboardShortcut.js' => '1ae869f2',
     'rsrc/js/core/KeyboardShortcutManager.js' => 'c1700f6f',
     'rsrc/js/core/MultirowRowManager.js' => 'b5d57730',
@@ -747,7 +747,7 @@ return array(
     'phabricator-file-upload' => '477359c8',
     'phabricator-filetree-view-css' => 'fccf9f82',
     'phabricator-flag-css' => '5337623f',
-    'phabricator-hovercard' => 'cb696bed',
+    'phabricator-hovercard' => '88e3466d',
     'phabricator-hovercard-view-css' => '1239cd52',
     'phabricator-keyboard-shortcut' => '1ae869f2',
     'phabricator-keyboard-shortcut-manager' => 'c1700f6f',
@@ -1461,6 +1461,13 @@ return array(
       'javelin-stratcom',
       'javelin-dom',
     ),
+    '88e3466d' => array(
+      'javelin-install',
+      'javelin-dom',
+      'javelin-vector',
+      'javelin-request',
+      'javelin-uri',
+    ),
     '88f0c5b3' => array(
       'javelin-behavior',
       'javelin-dom',
@@ -1812,13 +1819,6 @@ return array(
       'javelin-stratcom',
       'phabricator-phtize',
     ),
-    'cb696bed' => array(
-      'javelin-install',
-      'javelin-dom',
-      'javelin-vector',
-      'javelin-request',
-      'javelin-uri',
-    ),
     'ccf1cbf8' => array(
       'javelin-install',
       'javelin-dom',

src/applications/maniphest/controller/ManiphestTaskDetailController.php

@@ -265,7 +265,8 @@ final class ManiphestTaskDetailController extends ManiphestController {
         ->execute();
 
       foreach ($commit_phids as $phid) {
-        $revisions_commits[$phid] = $handles->renderHandle($phid);
+        $revisions_commits[$phid] = $handles->renderHandle($phid)
+          ->setShowHovercard(true);
         $revision_phid = key($drev_edges[$phid][$commit_drev]);
         $revision_handle = $handles->getHandleIfExists($revision_phid);
         if ($revision_handle) {
@@ -273,7 +274,7 @@ final class ManiphestTaskDetailController extends ManiphestController {
           unset($edges[$task_drev][$revision_phid]);
           $revisions_commits[$phid] = hsprintf(
             '%s / %s',
-            $revision_handle->renderLink($revision_handle->getName()),
+            $revision_handle->renderHovercardLink($revision_handle->getName()),
             $revisions_commits[$phid]);
         }
       }

webroot/rsrc/js/core/Hovercard.js

@@ -109,7 +109,7 @@ JX.install('Hovercard', {
 
       // If the card is near the top of the window, show it beneath the
       // link we're hovering over instead.
-      if ((y + margin) < s.y) {
+      if ((y - margin) < s.y) {
         y = p.y + d.y + margin;
         self._alignment = 'south';
       }