From 8a0e649f989a824bb3bbfd1900a5b8e5383b47e1 Mon Sep 17 00:00:00 2001
From: Harrison Healey <harrisonmhealey@gmail.com>
Date: Fri, 30 Sep 2016 11:06:30 -0400
Subject: PLT-3105 Files table migration (#4068)

* Implemented initial changes for files table

* Removed *_benchmark_test.go files

* Re-implemented GetPublicFile and added support for old path

* Localization for files table

* Moved file system code into utils package

* Finished server-side changes and added initial upgrade script

* Added getPostFiles api

* Re-add Extension and HasPreviewImage fields to FileInfo

* Removed unused translation

* Fixed merge conflicts left over after permissions changes

* Forced FileInfo.extension to be lower case

* Changed FileUploadResponse to contain the FileInfos instead of FileIds

* Fixed permissions on getFile* calls

* Fixed notifications for file uploads

* Added initial version of client code for files changes

* Permanently added FileIds field to Post object and removed Post.HasFiles

* Updated PostStore.Update to be usable in more circumstances

* Re-added Filenames field and switched file migration to be entirely lazy-loaded

* Increased max listener count for FileStore

* Removed unused fileInfoCache

* Moved file system code back into api

* Removed duplicate test case

* Fixed unit test running on ports other than 8065

* Renamed HasPermissionToPostContext to HasPermissionToChannelByPostContext

* Refactored handleImages to make it more easily understandable

* Renamed getPostFiles to getFileInfosForPost

* Re-added pre-FileIds posts to analytics

* Changed files to be saved as their ids as opposed to id/filename.ext

* Renamed FileInfo.UserId to FileInfo.CreatorId

* Fixed detection of language in CodePreview

* Fixed switching between threads in the RHS not loading new files

* Add serverside protection against a rare bug where the client sends the same file twice for a single post

* Refactored the important parts of uploadFile api call into a function that can be called without a web context
---
 utils/utils.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'utils/utils.go')

diff --git a/utils/utils.go b/utils/utils.go
index 87c81b70f..dd60f6060 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -34,3 +34,17 @@ func FileExistsInConfigFolder(filename string) bool {
 	}
 	return false
 }
+
+func RemoveDuplicatesFromStringArray(arr []string) []string {
+	result := make([]string, 0, len(arr))
+	seen := make(map[string]bool)
+
+	for _, item := range arr {
+		if !seen[item] {
+			result = append(result, item)
+			seen[item] = true
+		}
+	}
+
+	return result
+}
-- 
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