--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Pure/Admin/component_llncs.scala Tue Mar 07 22:54:44 2023 +0100
@@ -0,0 +1,104 @@
+/* Title: Pure/Admin/component_llncs.scala
+ Author: Makarius
+
+Build Isabelle component for Springer LaTeX LNCS style.
+
+See also:
+
+ - https://ctan.org/pkg/llncs?lang=en
+ - https://www.springer.com/gp/computer-science/lncs/conference-proceedings-guidelines
+*/
+
+package isabelle
+
+
+object Component_LLNCS {
+ /* build llncs component */
+
+ val default_url = "https://mirrors.ctan.org/macros/latex/contrib/llncs.zip"
+
+ def build_llncs(
+ download_url: String = default_url,
+ target_dir: Path = Path.current,
+ progress: Progress = new Progress
+ ): Unit = {
+ Isabelle_System.with_tmp_file("download", ext = "zip") { download_file =>
+ Isabelle_System.with_tmp_dir("download") { download_dir =>
+
+ /* download */
+
+ Isabelle_System.download_file(download_url, download_file, progress = progress)
+ Isabelle_System.extract(download_file, download_dir)
+
+ val llncs_dir = File.get_dir(download_dir, title = download_url)
+
+
+ /* component */
+
+ val README_md = Path.explode("README.md")
+ val version = {
+ val Version = """^_.* v(.*)_$""".r
+ split_lines(File.read(llncs_dir + README_md))
+ .collectFirst({ case Version(v) => v })
+ .getOrElse(error("Failed to detect version in " + README_md))
+ }
+
+ val component = "llncs-" + version
+ val component_dir =
+ Components.Directory(target_dir + Path.basic(component)).create(progress = progress)
+
+ Isabelle_System.extract(download_file, component_dir.path, strip = true)
+
+
+ /* settings */
+
+ component_dir.write_settings("""
+ISABELLE_LLNCS_HOME="$COMPONENT"
+""")
+
+
+ /* README */
+
+ File.change(component_dir.path + README_md)(_.replace(" ", "\u00a0"))
+
+ File.write(component_dir.README,
+ """This is the Springer LaTeX LNCS style for authors from
+""" + download_url + """
+
+
+ Makarius
+ """ + Date.Format.date(Date.now()) + "\n")
+ }
+ }
+ }
+
+
+ /* Isabelle tool wrapper */
+
+ val isabelle_tool =
+ Isabelle_Tool("component_llncs", "build component for Springer LaTeX LNCS style",
+ Scala_Project.here,
+ { args =>
+ var target_dir = Path.current
+ var download_url = default_url
+
+ val getopts = Getopts("""
+Usage: isabelle component_llncs [OPTIONS]
+
+ Options are:
+ -D DIR target directory (default ".")
+ -U URL download URL (default: """" + default_url + """")
+
+ Build component for Springer LaTeX LNCS style.
+""",
+ "D:" -> (arg => target_dir = Path.explode(arg)),
+ "U:" -> (arg => download_url = arg))
+
+ val more_args = getopts(args)
+ if (more_args.nonEmpty) getopts.usage()
+
+ val progress = new Console_Progress()
+
+ build_llncs(download_url = download_url, target_dir = target_dir, progress = progress)
+ })
+}