From e33d8c288b86bf42b2471df4cb963395ed1664b9 Mon Sep 17 00:00:00 2001
From: zotlabs <mike@macgirvin.com>
Date: Thu, 26 Apr 2018 19:21:08 -0700
Subject: more testing of attach_move() uncovered some issues

---
 include/attach.php | 130 ++++++++++++++++++++++++++++++-----------------------
 1 file changed, 73 insertions(+), 57 deletions(-)

diff --git a/include/attach.php b/include/attach.php
index 363005029..27bf0218a 100644
--- a/include/attach.php
+++ b/include/attach.php
@@ -2286,33 +2286,22 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 	if(! ($c && $resource_id))
 		return false;
 
+
+	// find the resource to be moved
+
 	$r = q("select * from attach where hash = '%s' and uid = %d limit 1",
 		dbesc($resource_id),
 		intval($channel_id)
 	);
-	if(! $r)
+	if(! $r) {
+		logger('resource_id not found');
 		return false;
+	}
 
 	$oldstorepath = dbunescbin($r[0]['content']);
 
-	if($r[0]['is_dir']) {
-		$move_success = true;
-		$x = q("select hash from attach where folder = '%s' and uid = %d",
-			dbesc($r[0]['hash']),
-			intval($channel_id)
-		);
-		if($x) {
-			foreach($x as $xv) {
-				$rs = attach_move($channel_id,$xv['hash'],$r[0]['hash']);
-				if(! $rs) {
-					$move_success = false;
-					break;
-				}
-			}
-		}
-		return $move_success;
-	}
 
+	// find the resource we are moving to
 
 	if($new_folder_hash) {
 		$n = q("select * from attach where hash = '%s' and uid = %d and is_dir = 1 limit 1",
@@ -2326,6 +2315,10 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 		$newstorepath = dbunescbin($n[0]['content']) . '/' . $resource_id;
 	}
 	else {
+
+		// root directory
+
+		$newdirname = EMPTY_STR;
 		$newstorepath = 'store/' . $c['channel_address'] . '/' . $resource_id;
 	}
 
@@ -2335,56 +2328,61 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 
 	$filename = $r[0]['filename'];
 
-	$s = q("select filename, id, hash, filesize from attach where filename = '%s' and folder = '%s' ",
-		dbesc($filename),
-		dbesc($new_folder_hash)
-	);
+	// don't do duplicate check unless our parent folder has changed. 
 
-	if($s) {
-		$overwrite = get_pconfig($channel_id,'system','overwrite_dup_files');
-		if($overwrite) {
-			/// @fixme
-			return;
-		}
-		else {
-			if(strpos($filename,'.') !== false) {
-				$basename = substr($filename,0,strrpos($filename,'.'));
-				$ext = substr($filename,strrpos($filename,'.'));
+	if($r[0]['folder'] !== $new_folder_hash) {
+
+		$s = q("select filename, id, hash, filesize from attach where filename = '%s' and folder = '%s' ",
+			dbesc($filename),
+			dbesc($new_folder_hash)
+		);
+
+		if($s) {
+			$overwrite = get_pconfig($channel_id,'system','overwrite_dup_files');
+			if($overwrite) {
+				/// @fixme
+				return;
 			}
 			else {
-				$basename = $filename;
-				$ext = '';
-			}
+				if(strpos($filename,'.') !== false) {
+					$basename = substr($filename,0,strrpos($filename,'.'));
+					$ext = substr($filename,strrpos($filename,'.'));
+				}
+				else {
+					$basename = $filename;
+					$ext = '';
+				}
 
-			$matches = false;
-			if(preg_match('/(.*?)\([0-9]{1,}\)$/',$basename,$matches))
-				$basename = $matches[1];
+				$matches = false;
+				if(preg_match('/(.*?)\([0-9]{1,}\)$/',$basename,$matches))
+					$basename = $matches[1];
 
-			$v = q("select filename from attach where ( filename = '%s' OR filename like '%s' ) and folder = '%s' ",
-				dbesc($basename . $ext),
-				dbesc($basename . '(%)' . $ext),
-				dbesc($new_folder_hash)
-			);
+				$v = q("select filename from attach where ( filename = '%s' OR filename like '%s' ) and folder = '%s' ",
+					dbesc($basename . $ext),
+					dbesc($basename . '(%)' . $ext),
+					dbesc($new_folder_hash)
+				);
 
-			if($v) {
-				$x = 1;
+				if($v) {
+					$x = 1;
 
-				do {
-					$found = false;
-					foreach($v as $vv) {
-						if($vv['filename'] === $basename . '(' . $x . ')' . $ext) {
-							$found = true;
-							break;
+					do {
+						$found = false;
+						foreach($v as $vv) {
+							if($vv['filename'] === $basename . '(' . $x . ')' . $ext) {
+								$found = true;
+								break;
+							}
 						}
+						if($found)
+							$x++;
 					}
-					if($found)
-						$x++;
+					while($found);
+					$filename = $basename . '(' . $x . ')' . $ext;
 				}
-				while($found);
-				$filename = $basename . '(' . $x . ')' . $ext;
+				else
+					$filename = $basename . $ext;
 			}
-			else
-				$filename = $basename . $ext;
 		}
 	}
 
@@ -2423,6 +2421,24 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 		);
 	}
 
+	if($r[0]['is_dir']) {
+		$move_success = true;
+		$x = q("select hash from attach where folder = '%s' and uid = %d",
+			dbesc($r[0]['hash']),
+			intval($channel_id)
+		);
+		if($x) {
+			foreach($x as $xv) {
+				$rs = attach_move($channel_id,$xv['hash'],$r[0]['hash']);
+				if(! $rs) {
+					$move_success = false;
+					break;
+				}
+			}
+		}
+		return $move_success;
+	}
+
 	return true;
 }
 
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