From 6cf7fe5977fdcc8496fabd038965660a5faa2623 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gardais=20J=C3=A9r=C3=A9my?=
 <jeremy.gardais@univ-rennes1.fr>
Date: Mon, 19 Jul 2021 11:36:43 +0200
Subject: [PATCH] gitea: auto download new version

---
 github/check.gitea.update | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

diff --git a/github/check.gitea.update b/github/check.gitea.update
index fa8b9c9..b76cd2b 100755
--- a/github/check.gitea.update
+++ b/github/check.gitea.update
@@ -45,19 +45,24 @@ DEBUG=1
 
 script_wd=$(dirname "${0}")
 
+gitea_repo_url="https://github.com/go-gitea/gitea"
+gitea_new_version=$("${script_wd}"/releasetags "${gitea_repo_url}" | grep -vE -- '(dev|rc)' | head -n1 | sed 's/v//')
+
+gitea_new_version_file="/tmp/.github.gitea.upgrade"
+
 if [ $# -eq 1 ]  ## If an argument was gave
 then
 	gitea_bin_path="${1}"
+
+	### Define new version URL and path only if Gitea's absolut path was given
+	gitea_new_version_url="https://github.com/go-gitea/gitea/releases/download/v${gitea_new_version}/gitea-${gitea_new_version}-linux-amd64"
+	gitea_new_bin_path="${gitea_bin_path}.to.upgrade.v${gitea_new_version}"
 else
 	gitea_bin_path="gitea"
 	fi
 
 gitea_current_version=$("${gitea_bin_path}" -v | cut -d' ' -f3)
 
-gitea_repo_url="https://github.com/go-gitea/gitea"
-gitea_new_version=$("${script_wd}"/releasetags "${gitea_repo_url}" | grep -vE -- '(dev|rc)' | head -n1 | sed 's/v//')
-
-gitea_new_version_file="/tmp/.github.gitea.upgrade"
 # }}}
 
 # Check if the current version is the last one {{{
@@ -68,6 +73,15 @@ if [ "${gitea_current_version}" != "${gitea_new_version}" ]; then
 	touch -- "${gitea_new_version_file}"
 	printf '\e[1;35m%-6s\e[m\n' "An upgrade is available for Gitea (current : ${gitea_current_version}) : ${gitea_new_version}." >> "${gitea_new_version_file}"
 
+	## If the variables were defined
+	if [ -n "${gitea_new_version_url}" ] && [ -n "${gitea_new_bin_path}" ]; then
+		### Download and prepare the new bin {{{
+		[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Download Gitea binary from Gitea repository on Github to ${gitea_new_bin_path} ."
+		wget --quiet "${gitea_new_version_url}" --output-document="${gitea_new_bin_path}"
+		chmod +x -- "${gitea_new_bin_path}"
+		### }}}
+	fi
+
 else
 	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Test version — The current version is up-to-date."
 	rm -f -- "${gitea_new_version_file}"