Lua libraries for standard functions moved out of acf-core 0.9.0v0.1.0

1 files changed, 44 insertions, 0 deletions

diff --git a/apk.lua b/apk.lua
new file mode 100644
index 0000000..b4cb6ff
--- /dev/null
+++ b/apk.lua
@@ -0,0 +1,44 @@
+-- apk library
+module (..., package.seeall)
+
+local path = "PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin "
+
+delete = function(package)
+	local success = false
+	local cmdresult
+	local cmd = path .. "apk del " .. package .. " 2>&1"
+	local f = io.popen( cmd )
+	cmdresult = f:read("*a") or ""
+	f:close()
+	if string.find(cmdresult, "^OK") then
+		cmdresult = "ERROR: Package not found\n"..cmdresult
+	elseif not string.find(cmdresult, "ERROR") then
+		success = true
+	end
+	return success, cmdresult
+end
+
+install = function(package)
+	local success = true
+	local cmdresult
+	local cmd = path .. "apk add " .. package .. " 2>&1"
+	local f = io.popen( cmd )
+	cmdresult = f:read("*a")
+	f:close()
+	if string.find(cmdresult, "^ERROR") then
+		success = false
+	end
+	return success, cmdresult
+end
+
+version = function(package)
+	local cmdresult
+	local cmd = path .. "apk info -ve " .. package .. " 2>&1"
+	local f = io.popen( cmd )
+	cmdresult = f:read("*a")
+	f:close()
+	if string.find(cmdresult, "^%s*$") then
+		cmdresult = nil
+	end
+	return cmdresult
+end