Fuxx

home/.config/awesome/lib/bling/helpers/filesystem.lua

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+local Gio = require("lgi").Gio
+local awful = require("awful")
+local string = string
+
+local _filesystem = {}
+
+--- Get a list of files from a given directory.
+-- @string path The directory to search.
+-- @tparam[opt] table exts Specific extensions to limit the search to. eg:`{ "jpg", "png" }`
+--   If ommited, all files are considered.
+-- @bool[opt=false] recursive List files from subdirectories
+-- @staticfct bling.helpers.filesystem.get_random_file_from_dir
+function _filesystem.list_directory_files(path, exts, recursive)
+    recursive = recursive or false
+    local files, valid_exts = {}, {}
+
+    -- Transforms { "jpg", ... } into { [jpg] = #, ... }
+    if exts then
+        for i, j in ipairs(exts) do
+            valid_exts[j:lower()] = i
+        end
+    end
+
+    -- Build a table of files from the path with the required extensions
+    local file_list = Gio.File.new_for_path(path):enumerate_children(
+        "standard::*",
+        0
+    )
+    if file_list then
+        for file in function()
+            return file_list:next_file()
+        end do
+            local file_type = file:get_file_type()
+            if file_type == "REGULAR" then
+                local file_name = file:get_display_name()
+                if
+                    not exts
+                    or valid_exts[file_name:lower():match(".+%.(.*)$") or ""]
+                then
+                    table.insert(files, file_name)
+                end
+            elseif recursive and file_type == "DIRECTORY" then
+                local file_name = file:get_display_name()
+                files = gears.table.join(
+                    files,
+                    list_directory_files(file_name, exts, recursive)
+                )
+            end
+        end
+    end
+
+    return files
+end
+
+function _filesystem.save_image_async_curl(url, filepath, callback)
+    awful.spawn.with_line_callback(string.format("curl -L -s %s -o %s", url, filepath),
+    {
+      exit=callback
+    })
+end
+
+return _filesystem