moved stuff to present.ML;
authorwenzelm
Tue, 05 Oct 1999 15:32:47 +0200
changeset 7724 280b15f1ae9c
parent 7723 7f073ed51193
child 7725 760021510e6b
moved stuff to present.ML;
src/Pure/Thy/browser_info.ML
--- a/src/Pure/Thy/browser_info.ML	Tue Oct 05 15:32:26 1999 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,382 +0,0 @@
-(*  Title:      Pure/Thy/browser_info.ML
-    ID:         $Id$
-    Author:     Stefan Berghofer and Markus Wenzel, TU Muenchen
-
-Theory browsing information (HTML and graph files).
-*)
-
-signature BASIC_BROWSER_INFO =
-sig
-  val section: string -> unit
-end;
-
-signature BROWSER_INFO =
-sig
-  include BASIC_BROWSER_INFO
-  val init: bool -> string list -> string -> Url.T option * bool -> unit
-  val finish: unit -> unit
-  val theory_source: bool -> string -> (string, string list) Source.source * Position.T -> unit
-  val begin_theory: string -> string list -> (Path.T * bool) list -> theory -> theory
-  val end_theory: string -> unit
-  val result: string -> string -> thm -> unit
-  val results: string -> string -> thm list -> unit
-  val theorem: string -> thm -> unit
-  val theorems: string -> thm list -> unit
-  val subsection: string -> unit
-  val subsubsection: string -> unit
-  val setup: (theory -> theory) list
-end;
-
-structure BrowserInfo: BROWSER_INFO =
-struct
-
-
-(** paths **)
-
-val output_path = Path.variable "ISABELLE_BROWSER_INFO";
-
-fun top_path sess_path offset =
-  Path.append (Path.appends (replicate (offset + length sess_path) Path.parent));
-
-val html_ext = Path.ext "html";
-val html_path = html_ext o Path.basic;
-val graph_path = Path.ext "graph" o Path.basic;
-val index_path = Path.basic "index.html";
-
-val session_path = Path.basic ".session";
-val session_entries_path = Path.unpack ".session/entries";
-val pre_index_path = Path.unpack ".session/pre-index";
-
-
-
-(** additional theory data **)
-
-structure BrowserInfoArgs =
-struct
-  val name = "Pure/browser_info";
-  type T = {session: string list, is_local: bool};
-
-  val empty = {session = [], is_local = false};
-  val copy = I;
-  val prep_ext  = I;
-  fun merge _ = empty;
-  fun print _ _ = ();
-end;
-
-structure BrowserInfoData = TheoryDataFun(BrowserInfoArgs);
-
-fun get_info thy =
-  if Theory.eq_thy (thy, ProtoPure.thy) then BrowserInfoArgs.empty
-  else BrowserInfoData.get thy;
-
-
-
-(** graphs **)
-
-type graph_node =
-  {name: string, ID: string, dir: string, unfold: bool,
-   path: string, parents: string list};
-
-fun get_graph path = map (fn (a :: b :: c :: d :: e :: r) =>
-  {name = unenclose a, ID = unenclose b,
-   dir = unenclose c, unfold = (d = "+"),
-   path = unenclose (if d = "+" then e else d),
-   parents = map unenclose (fst (split_last (if d = "+" then tl r else r)))})
-     (map (filter_out (equal "") o space_explode " ") (split_lines (File.read path)));
-
-fun put_graph gr path = File.write path (cat_lines (map (fn {name, ID, dir, unfold, path, parents} =>
-  "\"" ^ name ^ "\" \"" ^ ID ^ "\" \"" ^ dir ^ (if unfold then "\" + \"" else "\" \"") ^
-  path ^ "\" > " ^ space_implode " " (map quote parents) ^ " ;") gr));
-
-fun dir_of sess = space_implode "/" (case sess of
-  [] => ["Pure"] | [x] => [x, "base"] | xs => xs);
-
-fun ID_of sess s = dir_of sess ^ "/" ^ s;
-
-(* retrieve graph data from theory loader database *)
-
-fun make_graph remote_path unfold curr_sess = map (fn name =>
-  let
-    val {session, is_local} = get_info (ThyInfo.theory name);
-    val path' = Path.append (Path.make session) (html_path name)
-  in
-    {name = name, ID = ID_of session name, dir = dir_of session,
-     path = if null session then "" else
-            if is_some remote_path andalso not is_local then
-              Url.pack (Url.append (the remote_path) (Url.file path'))
-            else Path.pack (top_path curr_sess 2 path'),
-     unfold = unfold andalso (length session = 1),
-     parents = map (fn s => ID_of (#session (get_info (ThyInfo.theory s))) s)
-       (ThyInfo.get_preds name)}
-  end) (ThyInfo.names ());
-
-fun add_graph_entry' (entry as {ID, ...}) (gr : graph_node list) =
-  filter_out (fn entry' => #ID entry' = ID) gr @ [entry];
-
-
-
-(** global browser info state **)
-
-(* type theory_info *)
-
-type theory_info = {source: Buffer.T, html: Buffer.T};
-
-fun make_theory_info (source, html) =
-  {source = source, html = html}: theory_info;
-
-val empty_theory_info = make_theory_info (Buffer.empty, Buffer.empty);
-fun map_theory_info f {source, html} = make_theory_info (f (source, html));
-
- 
-(* type browser_info *)
-
-type browser_info = {theories: theory_info Symtab.table, index: Buffer.T,
-  graph: graph_node list, all_graph: graph_node list};
-
-fun make_browser_info (theories, index, graph, all_graph) =
-  {theories = theories, index = index, graph = graph, all_graph = all_graph}: browser_info;
-
-val empty_browser_info = make_browser_info (Symtab.empty, Buffer.empty, [], []);
-
-fun initial_browser_info remote_path graph_path curr_sess = make_browser_info
-  (Symtab.empty, Buffer.empty, make_graph remote_path false curr_sess,
-   if_none (try get_graph graph_path) (make_graph remote_path true [""]));
-
-fun map_browser_info f {theories, index, graph, all_graph} =
-  make_browser_info (f (theories, index, graph, all_graph));
-
-
-(* state *)
-
-val browser_info = ref empty_browser_info;
-
-fun change_browser_info f = browser_info := map_browser_info f (! browser_info);
-
-fun init_theory_info name info = change_browser_info (fn (theories, index, graph, all_graph) =>
-  (Symtab.update ((name, info), theories), index, graph, all_graph));
-
-fun change_theory_info name f = change_browser_info (fn (theories, index, graph, all_graph) =>
-  (case Symtab.lookup (theories, name) of
-    None => (warning ("Browser info: cannot access theory document " ^ quote name);
-      (theories, index, graph, all_graph))
-  | Some info => (Symtab.update ((name, map_theory_info f info), theories), index, graph, all_graph)));
-
-
-fun add_index txt = change_browser_info (fn (theories, index, graph, all_graph) =>
-  (theories, Buffer.add txt index, graph, all_graph));
-
-(*add entry to graph for current session*)
-fun add_graph_entry e = change_browser_info (fn (theories, index, graph, all_graph) =>
-  (theories, index, add_graph_entry' e graph, all_graph));
-
-(*add entry to graph for all sessions*)
-fun add_all_graph_entry e = change_browser_info (fn (theories, index, graph, all_graph) =>
-  (theories, index, graph, add_graph_entry' e all_graph));
-
-fun add_source name txt = change_theory_info name (fn (source, html) =>
-  (Buffer.add txt source, html));
-
-fun add_html name txt = change_theory_info name (fn (source, html) =>
-  (source, Buffer.add txt html));
-
-
-
-(** global session state **)
-
-(* session_info *)
-
-type session_info =
-  {name: string, parent: string, session: string, path: string list,
-    html_prefix: Path.T, graph_path: Path.T, all_graph_path: Path.T, remote_path: Url.T option};
-
-fun make_session_info (name, parent, session, path, html_prefix, graph_path, all_graph_path, remote_path) =
-  {name = name, parent = parent, session = session, path = path,
-    html_prefix = html_prefix, graph_path = graph_path,
-    all_graph_path = all_graph_path, remote_path = remote_path}: session_info;
-
-
-(* state *)
-
-val session_info = ref (None: session_info option);
-
-fun with_session x f = (case ! session_info of None => x | Some info => f info);
-fun with_context f = f (PureThy.get_name (Context.the_context ()));
-
-
-
-(** HTML output **)
-
-(* maintain index *)
-
-val session_entries =
-  HTML.session_entries o map (fn name => (Url.file (Path.append (Path.basic name) index_path), name));
-
-fun get_entries dir =
-  split_lines (File.read (Path.append dir session_entries_path));
-
-fun put_entries entries dir =
-  File.write (Path.append dir session_entries_path) (cat_lines entries);
-
-
-fun create_index dir =
-  File.read (Path.append dir pre_index_path) ^
-    session_entries (get_entries dir) ^ HTML.end_index
-  |> File.write (Path.append dir index_path);
-
-fun update_index dir name =
-  (case try get_entries dir of
-    None => warning ("Browser info: cannot access session index of " ^ quote (Path.pack dir))
-  | Some es => (put_entries ((es \ name) @ [name]) dir; create_index dir));
-
-
-(* init session *)
-
-fun name_of_session elems = space_implode "/" ("Isabelle" :: elems);
-
-fun could_copy inpath outpath =
-  if File.exists inpath then (File.copy inpath outpath; true)
-  else false;
-
-fun init false _ _ _ = (browser_info := empty_browser_info; session_info := None)
-  | init true path name (remote_path, first_time) =
-      let
-        val parent_name = name_of_session (take (length path - 1, path));
-        val session_name = name_of_session path;
-        val sess_prefix = Path.make path;
-        val out_path = Path.expand output_path;
-        val html_prefix = Path.append out_path sess_prefix;
-        val graph_prefix = Path.appends [out_path, Path.unpack "graph/data", sess_prefix];
-        val graph_path = Path.append graph_prefix (Path.basic "session.graph");
-        val graph_lnk = Url.file (top_path path 0 (Path.appends
-          [Path.unpack "graph/data", sess_prefix, Path.basic "medium.html"]));
-        val graph_up_lnk = (Url.file (top_path path 2 (Path.append sess_prefix index_path)), session_name);
-        val codebase = Url.file (top_path path 1 Path.current);
-        val all_graph_path = Path.appends [out_path, Path.unpack "graph/data",
-          Path.basic (hd path), Path.basic "all_sessions.graph"];
-
-        val _ = (File.mkdir html_prefix; File.mkdir graph_prefix);
-        fun prep_readme readme =
-          let val readme_path = Path.basic readme in
-            if could_copy readme_path (Path.append html_prefix readme_path) then Some readme_path
-            else None
-          end;
-        val opt_readme =
-          (case prep_readme "README.html" of None => prep_readme "README" | some => some);
-
-        val parent_index_path = Path.append Path.parent index_path;
-        val index_up_lnk = if first_time then
-            Url.append (the remote_path) (Url.file (Path.append sess_prefix parent_index_path))
-          else Url.file parent_index_path;
-
-        val index_text = HTML.begin_index (index_up_lnk, parent_name)
-          (Url.file index_path, session_name) (apsome Url.file opt_readme) graph_lnk;
-      in
-        File.mkdir (Path.append html_prefix session_path);
-        File.write (Path.append html_prefix session_entries_path) "";
-        seq (fn (name, txt) => File.write (Path.append graph_prefix (Path.basic name)) txt)
-          (HTML.applet_pages session_name codebase graph_up_lnk (length path = 1));
-        session_info := Some (make_session_info (name, parent_name, session_name, path,
-          html_prefix, graph_path, all_graph_path, remote_path));
-        browser_info := initial_browser_info remote_path all_graph_path path;
-        add_index index_text
-      end;
-
-
-(* finish session *)
-
-fun finish () = with_session () (fn {name, html_prefix, graph_path, all_graph_path, path, ...} =>
-  let
-    val {theories, index, graph, all_graph} = ! browser_info;
-
-    fun finish_node (a, {source = _, html}) =
-      Buffer.write (Path.append html_prefix (html_path a)) (Buffer.add HTML.end_theory html);
-  in
-    seq finish_node (Symtab.dest theories);
-    Buffer.write (Path.append html_prefix pre_index_path) index;
-    put_graph graph graph_path;
-    put_graph all_graph all_graph_path;
-    create_index html_prefix;
-    update_index (Path.append html_prefix Path.parent) name;
-    browser_info := empty_browser_info;
-    session_info := None
-  end);
-
-
-(* theory elements *)
-
-fun theory_source is_old name (src, _) = with_session () (fn _ =>
-  (init_theory_info name empty_theory_info; add_source name (HTML.source src)));
-
-
-(* FIXME clean *)
-
-fun parent_link remote_path curr_session name =
-  let
-    val {session, is_local} = get_info (ThyInfo.theory name);
-    val path = Path.append (Path.make session) (html_path name)
-  in (if null session then None else
-     Some (if is_some remote_path andalso not is_local then
-       Url.append (the remote_path) (Url.file path)
-     else Url.file (top_path curr_session 0 path)), name)
-  end;
-
-fun begin_theory name raw_parents orig_files thy =
-  with_session thy (fn {session, path, html_prefix, remote_path, ...} =>
-  let
-    val parents = map (parent_link remote_path path) raw_parents;
-    val ml_path = ThyLoad.ml_path name;
-    val files = map (apsnd Some) orig_files @
-      (if is_some (ThyLoad.check_file ml_path) then [(ml_path, None)] else []);
-
-    fun prep_file (raw_path, loadit) =
-      (case ThyLoad.check_file raw_path of
-        Some (path, _) =>
-          let
-            val base = Path.base path;
-            val base_html = html_ext base;
-          in
-            File.write (Path.append html_prefix base_html) (HTML.ml_file (Url.file base) (File.read path));
-            (Some (Url.file base_html), Url.file raw_path, loadit)
-          end
-      | None => (warning ("Browser info: expected to find ML file" ^ quote (Path.pack raw_path));
-          (None, Url.file raw_path, loadit)));
-
-    val files_html = map prep_file files;
-
-    fun prep_source (source, html) =
-      let val txt =
-        HTML.begin_theory (Url.file index_path, session) name parents files_html (Buffer.content source)
-      in (Buffer.empty, Buffer.add txt html) end;
-
-    fun make_entry unfold all =
-      {name = name, ID = ID_of path name, dir = dir_of path, unfold = unfold,
-       path = Path.pack (top_path (if all then [""] else path) 2
-         (Path.append (Path.make path) (html_path name))),
-       parents = map (fn s => ID_of (#session (get_info (ThyInfo.theory s))) s) raw_parents};
-
-  in
-    change_theory_info name prep_source;
-    add_all_graph_entry (make_entry (length path = 1) true);
-    add_graph_entry (make_entry true false);
-    add_index (HTML.theory_entry (Url.file (html_path name), name));
-    BrowserInfoData.put {session = path, is_local = is_some remote_path} thy
-  end);
-
-fun end_theory _ = ();
-
-fun result k a thm = with_session () (fn _ => with_context add_html (HTML.result k a thm));
-fun results k a thms = with_session () (fn _ => with_context add_html (HTML.results k a thms));
-fun theorem a thm = with_session () (fn _ => with_context add_html (HTML.theorem a thm));
-fun theorems a thms = with_session () (fn _ => with_context add_html (HTML.theorems a thms));
-fun section s = with_session () (fn _ => with_context add_html (HTML.section s));
-fun subsection s = with_session () (fn _ => with_context add_html (HTML.subsection s));
-fun subsubsection s = with_session () (fn _ => with_context add_html (HTML.subsubsection s));
-
-
-
-(** theory setup **)
-
-val setup = [BrowserInfoData.init];
-
-
-end;