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145 | -----------------------------------------------------------------------
-- words -- Extract words and links from a Wiki or HTML document
-- Copyright (C) 2016 Stephane Carrez
-- Written by Stephane Carrez (Stephane.Carrez@gmail.com)
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
-----------------------------------------------------------------------
with Ada.Text_IO;
with Ada.Wide_Wide_Text_IO;
with Ada.IO_Exceptions;
with GNAT.Command_Line;
with Wiki.Documents;
with Wiki.Parsers;
with Wiki.Streams.Text_IO;
with Wiki.Filters.Html;
with Wiki.Filters.Autolink;
with Wiki.Filters.Collectors;
procedure Words is
use GNAT.Command_Line;
procedure Usage;
procedure Print (Pos : in Wiki.Filters.Collectors.Cursor);
procedure Usage is
begin
Ada.Text_IO.Put_Line ("Report list of words or links used in a wiki text file or HTML file");
Ada.Text_IO.Put_Line ("Usage: words [-l] [-i] [-m] [-H] [-M] [-d] [-c] {wiki-file}");
Ada.Text_IO.Put_Line (" -l Report links instead of words");
Ada.Text_IO.Put_Line (" -i Report images instead of words");
Ada.Text_IO.Put_Line (" -m Parse a Markdown wiki content");
Ada.Text_IO.Put_Line (" -M Parse a Mediawiki wiki content");
Ada.Text_IO.Put_Line (" -d Parse a Dotclear wiki content");
Ada.Text_IO.Put_Line (" -g Parse a Google wiki content");
Ada.Text_IO.Put_Line (" -c Parse a Creole wiki content");
Ada.Text_IO.Put_Line (" -H Parse an HTML content");
end Usage;
procedure Print (Pos : in Wiki.Filters.Collectors.Cursor) is
Count : constant Natural := Wiki.Filters.Collectors.WString_Maps.Element (Pos);
begin
Ada.Wide_Wide_Text_IO.Put (Wiki.Filters.Collectors.WString_Maps.Key (Pos));
Ada.Wide_Wide_Text_IO.Put (" ");
Ada.Wide_Wide_Text_IO.Put_Line (Natural'Wide_Wide_Image (Count));
end Print;
Count : Natural := 0;
Syntax : Wiki.Wiki_Syntax := Wiki.SYNTAX_MARKDOWN;
Link_Mode : Boolean := False;
Image_Mode : Boolean := False;
Words : aliased Wiki.Filters.Collectors.Word_Collector_Type;
Links : aliased Wiki.Filters.Collectors.Link_Collector_Type;
Images : aliased Wiki.Filters.Collectors.Image_Collector_Type;
begin
loop
case Getopt ("m M H d c g l i") is
when 'm' =>
Syntax := Wiki.SYNTAX_MARKDOWN;
when 'M' =>
Syntax := Wiki.SYNTAX_MEDIA_WIKI;
when 'H' =>
Syntax := Wiki.SYNTAX_HTML;
when 'c' =>
Syntax := Wiki.SYNTAX_CREOLE;
when 'd' =>
Syntax := Wiki.SYNTAX_DOTCLEAR;
when 'g' =>
Syntax := Wiki.SYNTAX_GOOGLE;
when 'l' =>
Link_Mode := True;
when 'i' =>
Image_Mode := True;
when others =>
exit;
end case;
end loop;
loop
declare
Name : constant String := GNAT.Command_Line.Get_Argument;
Input : aliased Wiki.Streams.Text_IO.File_Input_Stream;
Filter : aliased Wiki.Filters.Html.Html_Filter_Type;
Autolink : aliased Wiki.Filters.Autolink.Autolink_Filter;
Doc : Wiki.Documents.Document;
Engine : Wiki.Parsers.Parser;
begin
if Name = "" then
if Count = 0 then
Usage;
end if;
exit;
end if;
Count := Count + 1;
-- Open the file and parse it (assume UTF-8).
Input.Open (Name, "WCEM=8");
Engine.Add_Filter (Words'Unchecked_Access);
Engine.Add_Filter (Links'Unchecked_Access);
Engine.Add_Filter (Images'Unchecked_Access);
Engine.Add_Filter (Filter'Unchecked_Access);
Engine.Add_Filter (Autolink'Unchecked_Access);
Engine.Set_Syntax (Syntax);
Engine.Parse (Input'Unchecked_Access, Doc);
exception
when Ada.IO_Exceptions.Name_Error =>
Ada.Text_IO.Put_Line ("Cannot read file '" & Name & "'");
end;
end loop;
if Image_Mode then
Images.Iterate (Print'Access);
elsif Link_Mode then
Links.Iterate (Print'Access);
else
Words.Iterate (Print'Access);
end if;
exception
when Invalid_Switch =>
Ada.Text_IO.Put_Line ("Invalid option.");
Usage;
end Words;
|