--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Pure/Admin/component_pdfjs.scala Tue Mar 07 22:54:44 2023 +0100
@@ -0,0 +1,96 @@
+/* Title: Pure/Admin/component_pdfjs.scala
+ Author: Makarius
+
+Build Isabelle component for Mozilla PDF.js.
+
+See also:
+
+ - https://github.com/mozilla/pdf.js
+ - https://github.com/mozilla/pdf.js/releases
+ - https://github.com/mozilla/pdf.js/wiki/Setup-PDF.js-in-a-website
+*/
+
+package isabelle
+
+
+object Component_PDFjs {
+ /* build pdfjs component */
+
+ val default_url = "https://github.com/mozilla/pdf.js/releases/download"
+ val default_version = "2.14.305"
+
+ def build_pdfjs(
+ base_url: String = default_url,
+ version: String = default_version,
+ target_dir: Path = Path.current,
+ progress: Progress = new Progress
+ ): Unit = {
+ /* component name */
+
+ val component = "pdfjs-" + version
+ val component_dir =
+ Components.Directory(target_dir + Path.basic(component)).create(progress = progress)
+
+
+ /* download */
+
+ val download_url = base_url + "/v" + version
+ Isabelle_System.with_tmp_file("archive", ext = "zip") { archive_file =>
+ Isabelle_System.download_file(download_url + "/pdfjs-" + version + "-legacy-dist.zip",
+ archive_file, progress = progress)
+ Isabelle_System.extract(archive_file, component_dir.path)
+ }
+
+
+ /* settings */
+
+ component_dir.write_settings("""
+ISABELLE_PDFJS_HOME="$COMPONENT"
+""")
+
+
+ /* README */
+
+ File.write(component_dir.README,
+ """This is PDF.js from
+""" + download_url + """
+
+
+ Makarius
+ """ + Date.Format.date(Date.now()) + "\n")
+ }
+
+
+ /* Isabelle tool wrapper */
+
+ val isabelle_tool =
+ Isabelle_Tool("component_pdfjs", "build component for Mozilla PDF.js",
+ Scala_Project.here,
+ { args =>
+ var target_dir = Path.current
+ var base_url = default_url
+ var version = default_version
+
+ val getopts = Getopts("""
+Usage: isabelle component_pdfjs [OPTIONS]
+
+ Options are:
+ -D DIR target directory (default ".")
+ -U URL download URL (default: """" + default_url + """")
+ -V VERSION version (default: """" + default_version + """")
+
+ Build component for PDF.js.
+""",
+ "D:" -> (arg => target_dir = Path.explode(arg)),
+ "U:" -> (arg => base_url = arg),
+ "V:" -> (arg => version = arg))
+
+ val more_args = getopts(args)
+ if (more_args.nonEmpty) getopts.usage()
+
+ val progress = new Console_Progress()
+
+ build_pdfjs(base_url = base_url, version = version, target_dir = target_dir,
+ progress = progress)
+ })
+}