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(*
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* Copyright (c) 2009-2013, Monoidics ltd.
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*)
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open! IStd
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(** Module to handle IO. Includes html and xml modules. *)
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module F = Format
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(* =============== START of module Html =============== *)
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module Html = struct
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(** Create a new html file *)
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let create source path =
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let fname, dir_path =
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match List.rev path with
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| fname :: path_rev ->
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(fname, List.rev ((fname ^ ".html") :: path_rev))
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| [] ->
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raise (Failure "Html.create")
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in
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let fd = DB.Results_dir.(create_file (Abs_source_dir source)) dir_path in
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let outc = Unix.out_channel_of_descr fd in
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let fmt = F.formatter_of_out_channel outc in
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let s =
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{|<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<title>|}
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^ fname
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^ {|</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<style type="text/css">
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body { background-color:#fff; color:#000; font-family:Helvetica, sans-serif; font-size:10pt }
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h1 { font-size:14pt }
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.code { border-collapse:collapse; width:100%; font-family: "Andale Mono", monospace; font-size:10pt; line-height: 1.2em }
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.color_black { color: black }
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.color_blue { color: blue }
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.color_green { color: green }
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.color_orange { color: orange }
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.color_red { color: red }
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.line { border-left: 3px solid #ccc; padding-left: 1ex; white-space: pre; }
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.msg { background-color:#fff8b4; color:#000; float:left; font-family:Helvetica, sans-serif; font-size: smaller; font-weight: bold; margin-bottom:10px; margin-top:10px; max-width:60em; padding:0.5em 1ex 0.5em 1ex; -webkit-border-radius:5px; -webkit-box-shadow:1px 1px 7px #000; white-space: pre-wrap; word-wrap: break-word; }
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.num { background-color:#eee; color:#444; font-size: smaller; padding-right:2ex; text-align:right; width:2.5em; }
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.dangling { background-color:white; color: gray; }
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.visited { background-color:LemonChiffon; color: darkmagenta; }
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.tooltip { display: none; background-color:#FFF0F0; border: 2px solid #F00; font-weight: normal; left:10em; padding: 2px; position: absolute; top: -1em; -webkit-border-radius:5px; -webkit-box-shadow:1px 1px 7px #000; z-index: 1}
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.with_tooltip { position: relative; }
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.with_tooltip:hover .tooltip, .visited:hover .tooltip { display: block; }
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</style>
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</head>
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<body>
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|}
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in
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F.pp_print_string fmt s ;
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(fd, fmt)
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(** Get the full html filename from a path *)
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let get_full_fname source path =
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let dir_path =
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match List.rev path with
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| fname :: path_rev ->
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List.rev ((fname ^ ".html") :: path_rev)
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| [] ->
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raise (Failure "Html.open_out")
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in
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DB.Results_dir.path_to_filename (DB.Results_dir.Abs_source_dir source) dir_path
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(** Open an Html file to append data *)
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let open_out source path =
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let full_fname = get_full_fname source path in
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let fd =
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Unix.openfile (DB.filename_to_string full_fname) ~mode:Unix.[O_WRONLY; O_APPEND] ~perm:0o777
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in
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let outc = Unix.out_channel_of_descr fd in
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let fmt = F.formatter_of_out_channel outc in
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(fd, fmt)
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(** Return true if the html file was modified since the beginning of the analysis *)
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let modified_during_analysis source path =
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let fname = get_full_fname source path in
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if DB.file_exists fname then Float.(DB.file_modified_time fname >= Config.initial_analysis_time)
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else false
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(** Close an Html file *)
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let close (fd, fmt) =
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F.fprintf fmt "</body>@\n</html>@." ;
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Unix.close fd
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(** Print a horizontal line *)
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let pp_hline fmt () = F.pp_print_string fmt "\n<hr width=\"100%\">\n"
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let pp_link ?(name = None) ?(pos = None) ~path fmt text =
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let link_str =
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let escaped_path = List.map ~f:Escape.escape_url path in
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DB.filename_to_string (DB.Results_dir.path_to_filename DB.Results_dir.Rel escaped_path)
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in
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let pp_name fmt = Option.iter ~f:(F.fprintf fmt "name=\"%s\" ") in
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let pp_pos fmt = Option.iter ~f:(F.fprintf fmt "#%s") in
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F.fprintf fmt "<a %ahref=\"%s.html%a\">%s</a>" pp_name name link_str pp_pos pos text
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(** File name for the node, given the procedure name and node id *)
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let node_filename pname id = F.sprintf "%s_node%d" (Procname.to_filename pname) id
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(** Print an html link to the given node. *)
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let pp_node_link path_to_root pname ~description ~preds ~succs ~exn ~isvisited fmt id =
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let node_fname = node_filename pname id in
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let node_text =
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let descr = if String.equal description "" then "N" else String.prefix description 1 in
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let style_class = if not isvisited then "dangling" else "visited" in
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F.asprintf
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"<span class='%s with_tooltip'>%s_%d<span class='tooltip'>node%d preds:%a succs:%a exn:%a \
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%s%s</span></span>"
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style_class descr id id (Pp.seq F.pp_print_int) preds (Pp.seq F.pp_print_int) succs
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(Pp.seq F.pp_print_int) exn description
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(if not isvisited then "\nNOT VISITED" else "")
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in
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pp_link ~path:(path_to_root @ ["nodes"; node_fname]) fmt node_text
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(** Print an html link to the given proc *)
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let pp_proc_link path_to_root proc_name fmt text =
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pp_link ~path:(path_to_root @ [Procname.to_filename proc_name]) fmt text
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(** Print an html link to the given line number of the current source file *)
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let pp_line_link ?(with_name = false) ?(text = None) source path_to_root fmt linenum =
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let fname = DB.source_file_encoding source in
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let linenum_str = string_of_int linenum in
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let name = "LINE" ^ linenum_str in
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pp_link
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~name:(if with_name then Some name else None)
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~pos:(Some name)
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~path:(path_to_root @ [".."; fname])
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fmt
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(match text with Some s -> s | None -> linenum_str)
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(** Print an html link given node id and session *)
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let pp_session_link ?(with_name = false) ?proc_name source path_to_root fmt
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(node_id, session, linenum) =
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let node_name = "node" ^ string_of_int node_id in
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let text, pos =
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if session > 0 then
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let pos = "session" ^ string_of_int session in
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let text = F.sprintf "%s#%s" node_name pos in
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(text, Some pos)
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else (node_name, None)
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in
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let path_to_node =
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let node_fname =
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match proc_name with Some pname -> node_filename pname node_id | None -> node_name
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in
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path_to_root @ ["nodes"; node_fname]
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in
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pp_link ~name:(if with_name then pos else None) ~pos ~path:path_to_node fmt text ;
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F.fprintf fmt "(%a)" (pp_line_link source path_to_root) linenum
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end
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(* =============== END of module Html =============== *)
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