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D21832.id52042.diff
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D21832.id52042.diff
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diff --git a/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php b/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php
--- a/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php
+++ b/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php
@@ -447,14 +447,31 @@
$old_map = ipull($rows, 'attachmentMode', 'filePHID');
}
+ $mode_ref = PhabricatorFileAttachment::MODE_REFERENCE;
+ $mode_detach = PhabricatorFileAttachment::MODE_DETACH;
+
$new_map = $old_map;
foreach ($new as $file_phid => $attachment_mode) {
- if ($attachment_mode == PhabricatorFileAttachment::MODE_DETACH) {
+ $is_ref = ($attachment_mode === $mode_ref);
+ $is_detach = ($attachment_mode === $mode_detach);
+
+ if ($is_detach) {
unset($new_map[$file_phid]);
continue;
}
+ $old_mode = idx($old_map, $file_phid);
+
+ // If we're adding a reference to a file but it is already attached,
+ // don't touch it.
+
+ if ($is_ref) {
+ if ($old_mode !== null) {
+ continue;
+ }
+ }
+
$new_map[$file_phid] = $attachment_mode;
}
@@ -2246,11 +2263,42 @@
$new_map = array();
+ $viewer = $this->getActor();
+
+ $old_blocks = mpull($remarkup_changes, 'getOldValue');
+ $new_blocks = mpull($remarkup_changes, 'getNewValue');
+
+ $old_refs = PhabricatorMarkupEngine::extractFilePHIDsFromEmbeddedFiles(
+ $viewer,
+ $old_blocks);
+ $old_refs = array_fuse($old_refs);
+
+ $new_refs = PhabricatorMarkupEngine::extractFilePHIDsFromEmbeddedFiles(
+ $viewer,
+ $new_blocks);
+ $new_refs = array_fuse($new_refs);
+
+ $add_refs = array_diff_key($new_refs, $old_refs);
+ foreach ($add_refs as $file_phid) {
+ $new_map[$file_phid] = PhabricatorFileAttachment::MODE_REFERENCE;
+ }
+
foreach ($remarkup_changes as $remarkup_change) {
$metadata = $remarkup_change->getMetadata();
$attached_phids = idx($metadata, 'attachedFilePHIDs', array());
foreach ($attached_phids as $file_phid) {
+
+ // If the blocks don't include a new embedded reference to this file,
+ // do not actually attach it. A common way for this to happen is for
+ // a user to upload a file, then change their mind and remove the
+ // reference. We do not want to attach the file if they decided against
+ // referencing it.
+
+ if (!isset($new_map[$file_phid])) {
+ continue;
+ }
+
$new_map[$file_phid] = PhabricatorFileAttachment::MODE_ATTACH;
}
}

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