From 2e8585478f40dda27ec1092e23656da695a94fb0 Mon Sep 17 00:00:00 2001
From: Eric Knibbe <enk3@outlook.com>
Date: Sun, 29 Jan 2023 23:09:33 -0500
Subject: [PATCH] fix(git): handle file renames between folders (#6020)

* git storage: handle file renames between folders

---------

Co-authored-by: Nicolas Giard <github@ngpixel.com>
---
 server/core/db.js                      |  2 +-
 server/models/pages.js                 |  3 ++-
 server/modules/storage/disk/storage.js |  2 +-
 server/modules/storage/git/storage.js  | 24 +++++++++++++++++++-----
 4 files changed, 23 insertions(+), 8 deletions(-)

diff --git a/server/core/db.js b/server/core/db.js
index 2d614c55..25f21ad3 100644
--- a/server/core/db.js
+++ b/server/core/db.js
@@ -138,7 +138,7 @@ module.exports = {
           switch (WIKI.config.db.type) {
             case 'postgres':
               await conn.query(`set application_name = 'Wiki.js'`)
-              // -> Set schema if it's not public             
+              // -> Set schema if it's not public
               if (WIKI.config.db.schema && WIKI.config.db.schema !== 'public') {
                 await conn.query(`set search_path TO ${WIKI.config.db.schema}, public;`)
               }
diff --git a/server/models/pages.js b/server/models/pages.js
index dc54af9a..bb5b6585 100644
--- a/server/models/pages.js
+++ b/server/models/pages.js
@@ -725,7 +725,7 @@ module.exports = class Page extends Model {
     const destinationHash = pageHelper.generateHash({ path: opts.destinationPath, locale: opts.destinationLocale, privateNS: opts.isPrivate ? 'TODO' : '' })
 
     // -> Move page
-    const destinationTitle = (page.title === page.path ? opts.destinationPath : page.title)
+    const destinationTitle = (page.title === _.last(page.path.split('/')) ? _.last(opts.destinationPath.split('/')) : page.title)
     await WIKI.models.pages.query().patch({
       path: opts.destinationPath,
       localeCode: opts.destinationLocale,
@@ -745,6 +745,7 @@ module.exports = class Page extends Model {
       ...page,
       destinationPath: opts.destinationPath,
       destinationLocaleCode: opts.destinationLocale,
+      title: destinationTitle,
       destinationHash
     })
 
diff --git a/server/modules/storage/disk/storage.js b/server/modules/storage/disk/storage.js
index 1c3a7c40..8e4e4661 100644
--- a/server/modules/storage/disk/storage.js
+++ b/server/modules/storage/disk/storage.js
@@ -135,7 +135,7 @@ module.exports = {
         transform: async (page, enc, cb) => {
           const pageObject = await WIKI.models.pages.query().findById(page.id)
           page.tags = await pageObject.$relatedQuery('tags')
-          
+
           let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}`
           if (WIKI.config.lang.code !== page.localeCode) {
             fileName = `${page.localeCode}/${fileName}`
diff --git a/server/modules/storage/git/storage.js b/server/modules/storage/git/storage.js
index 0995445a..14b805ce 100644
--- a/server/modules/storage/git/storage.js
+++ b/server/modules/storage/git/storage.js
@@ -146,10 +146,24 @@ module.exports = {
       const diff = await this.git.diffSummary(['-M', currentCommitLog.hash, latestCommitLog.hash])
       if (_.get(diff, 'files', []).length > 0) {
         let filesToProcess = []
+        const filePattern = /(.*?)(?:{(.*?))? => (?:(.*?)})?(.*)/
         for (const f of diff.files) {
-          const fMoved = f.file.split(' => ')
-          const fName = fMoved.length === 2 ? fMoved[1] : fMoved[0]
-          const fPath = path.join(this.repoPath, fName)
+          const fMatch = f.file.match(filePattern)
+          const fNames = {
+            old: null,
+            new: null
+          }
+          if (!fMatch) {
+            fNames.old = f.file
+            fNames.new = f.file
+          } else if (!fMatch[2] && !fMatch[3]) {
+            fNames.old = fMatch[1]
+            fNames.new = fMatch[4]
+          } else {
+            fNames.old = (fMatch[1]+fMatch[2]+fMatch[4]).replace('//', '/'),
+            fNames.new = (fMatch[1]+fMatch[3]+fMatch[4]).replace('//', '/')
+          }
+          const fPath = path.join(this.repoPath, fNames.new)
           let fStats = { size: 0 }
           try {
             fStats = await fs.stat(fPath)
@@ -166,8 +180,8 @@ module.exports = {
               path: fPath,
               stats: fStats
             },
-            oldPath: fMoved[0],
-            relPath: fName
+            oldPath: fNames.old,
+            relPath: fNames.new
           })
         }
         await this.processFiles(filesToProcess, rootUser)