From f5a03d6e6cd44bbee6e908943935472939774fcc Mon Sep 17 00:00:00 2001
From: chainsawriot <chainsawtiney@gmail.com>
Date: Thu, 14 Sep 2023 14:32:21 +0200
Subject: [PATCH] Fix #363 [no ci] (#373)

---
 R/import.R      |  2 +-
 R/import_list.R |  2 +-
 R/suggestions.R | 16 +++-------------
 R/utils.R       |  7 ++-----
 4 files changed, 7 insertions(+), 20 deletions(-)

diff --git a/R/import.R b/R/import.R
index 7b88bc28..19e77418 100644
--- a/R/import.R
+++ b/R/import.R
@@ -102,7 +102,7 @@
 #' @export
 import <- function(file, format, setclass = getOption("rio.import.class", "data.frame"), which, ...) {
     .check_file(file, single_only = TRUE)
-    if (grepl("^http.*://", file)) {
+    if (R.utils::isUrl(file)) {
         file <- remote_to_local(file, format = format)
     }
     if ((file != "clipboard") && !file.exists(file)) {
diff --git a/R/import_list.R b/R/import_list.R
index 1a7c7c82..6691f2f8 100644
--- a/R/import_list.R
+++ b/R/import_list.R
@@ -87,7 +87,7 @@ import_list <-
 }
 
 .read_file_as_list <- function(file, which, setclass, rbind, rbind_label, ...) {
-    if (grepl("^http.*://", file)) {
+    if (R.utils::isUrl(file)) {
         file <- remote_to_local(file)
     }
     if (get_info(file)$format == "rdata") {
diff --git a/R/suggestions.R b/R/suggestions.R
index b6629eb5..18028405 100644
--- a/R/suggestions.R
+++ b/R/suggestions.R
@@ -11,23 +11,13 @@
 #' @export
 install_formats <- function(...) {
     to_install <- uninstalled_formats()
-
-    if (length(to_install)) {
-        utils::install.packages(to_install, ...)
-    }
+    utils::install.packages(to_install, ...)
     invisible(TRUE)
 }
 
 uninstalled_formats <- function() {
     all_functions <- unlist(rio_formats[rio_formats$type == "suggest", c("import_function", "export_function")], use.names = FALSE)
     suggestions <- unique(stats::na.omit(stringi::stri_extract_first(all_functions, regex = "[a-zA-Z0-9\\.]+")))
-    # which are not installed
-    unlist(lapply(suggestions, function(x) {
-        if (length(find.package(x, quiet = TRUE))) {
-            NULL
-        } else {
-            x
-        }
-    }))
+    ## which are not installed
+    suggestions[!R.utils::isPackageInstalled(suggestions)]
 }
-
diff --git a/R/utils.R b/R/utils.R
index 69bf002e..8b934141 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -25,7 +25,7 @@ get_info <- function(file) {
     if (tolower(file) == "clipboard") {
         return(.query_format(input = "clipboard", file = "clipboard"))
     }
-    if (!grepl("^http.*://", file)) {
+    if (isFALSE(R.utils::isUrl(file))) {
         ext <- tolower(tools::file_ext(file))
     } else {
         parsed <- strsplit(strsplit(file, "?", fixed = TRUE)[[1]][1], "/", fixed = TRUE)[[1]]
@@ -108,10 +108,7 @@ escape_xml <- function(x, replacement = c("&amp;", "&quot;", "&lt;", "&gt;", "&a
 }
 
 .create_directory_if_not_exists <- function(file) {
-    file_dir <- dirname(normalizePath(file, mustWork = FALSE))
-    if (!dir.exists(file_dir)) {
-        dir.create(file_dir, recursive = TRUE)
-    }
+    R.utils::mkdirs(dirname(normalizePath(file, mustWork = FALSE)))
     invisible(NULL)
 }