Task: Rosetta Code_Find unimplemented tasks








VB: Set http= CreateObject("WinHttp.WinHttpRequest.5.1")
Set oDic = WScript.CreateObject("scripting.dictionary")

start="https://rosettacode.org"
Const lang="VBScript"
Dim oHF 

gettaskslist "about:/wiki/Category:Programming_Tasks" ,True
print odic.Count
gettaskslist "about:/wiki/Category:Draft_Programming_Tasks",True
print "total tasks " & odic.Count
gettaskslist "about:/wiki/Category:"&lang,False
print "total tasks  not in " & lang & " " &odic.Count & vbcrlf
For Each d In odic.keys
   print d &vbTab &  Replace(odic(d),"about:", start)
next
WScript.Quit(1)

Sub print(s): 
  On Error Resume Next
  WScript.stdout.WriteLine (s)  
  If  err= &h80070006& Then WScript.echo " Please run this script with CScript": WScript.quit
End Sub 

Function getpage(name)
  Set oHF=Nothing
  Set oHF = CreateObject("HTMLFILE")
  http.open "GET",name,False  
  http.send 
  oHF.write "<html><body></body></html>"
  oHF.body.innerHTML = http.responsetext 
  Set getpage=Nothing
End Function

Sub gettaskslist(b,build)
  nextpage=b
  While nextpage <>""
  
    nextpage=Replace(nextpage,"about:", start) 
    WScript.Echo nextpage
    getpage(nextpage)
    Set xtoc = oHF.getElementbyId("mw-pages")
    nextpage=""
    For Each ch In xtoc.children
      If  ch.innertext= "next page" Then 
        nextpage=ch.attributes("href").value
        
      ElseIf ch.attributes("class").value="mw-content-ltr" Then
        Set ytoc=ch.children(0) 
        
        Exit For
      End If   
    Next
    For Each ch1 In ytoc.children 
      
      For Each ch2 In ch1.children(1).children 
        Set ch=ch2.children(0)
        If build Then
           odic.Add ch.innertext , ch.attributes("href").value
        else    
           odic.Remove ch.innertext
        End if   
           
      Next 
    Next
  Wend  
End Sub




Ada: with Aws.Client, Aws.Messages, Aws.Response, Aws.Resources, Aws.Url;
with Dom.Readers, Dom.Core, Dom.Core.Documents, Dom.Core.Nodes, Dom.Core.Attrs;
with Input_Sources.Strings, Unicode, Unicode.Ces.Utf8;
with Ada.Strings.Unbounded, Ada.Text_IO, Ada.Command_Line;
with Ada.Containers.Vectors;

use  Aws.Client, Aws.Messages, Aws.Response, Aws.Resources, Aws.Url;
use Dom.Readers, Dom.Core, Dom.Core.Documents, Dom.Core.Nodes, Dom.Core.Attrs;
use Aws, Ada.Strings.Unbounded, Input_Sources.Strings;
use Ada.Text_IO, Ada.Command_Line;

procedure Not_Coded is

   package Members_Vectors is new Ada.Containers.Vectors (
      Index_Type => Positive,
      Element_Type => Unbounded_String);
   use Members_Vectors;

   All_Tasks, Language_Members : Vector;

   procedure Get_Vector (Category : in String; Mbr_Vector : in out Vector) is
      Reader : Tree_Reader;
      Doc    : Document;
      List   : Node_List;
      N      : Node;
      A      : Attr;
      Page   : Aws.Response.Data;
      S      : Messages.Status_Code;

      
      
      Uri_Xml    : constant String  :=
         "http://rosettacode.org/mw/api.php?action=query&list=categorymembers"
         &
         "&format=xml&cmlimit=100&cmtitle=Category:";
      Cmcontinue : Unbounded_String := Null_Unbounded_String;
   begin
      loop
         Page :=
            Aws.Client.Get (Uri_Xml & Category & (To_String (Cmcontinue)));
         S    := Response.Status_Code (Page);
         if S not  in Messages.Success then
            Put_Line
              ("Unable to retrieve data => Status Code :" &
               Image (S) &
               " Reason :" &
               Reason_Phrase (S));
            raise Connection_Error;
         end if;
         declare
            Xml    : constant String := Message_Body (Page);
            Source : String_Input;
         begin
            Open
              (Xml'Unrestricted_Access,
               Unicode.Ces.Utf8.Utf8_Encoding,
               Source);
            Parse (Reader, Source);
            Close (Source);
         end;
         Doc  := Get_Tree (Reader);
         List := Get_Elements_By_Tag_Name (Doc, "cm");
         for Index in 1 .. Length (List) loop
            N := Item (List, Index - 1);
            A := Get_Named_Item (Attributes (N), "title");
            Members_Vectors.Append
              (Mbr_Vector,
               To_Unbounded_String (Value (A)));
         end loop;
         Free (List);
         List := Get_Elements_By_Tag_Name (Doc, "query-continue");
         if Length (List) = 0 then
            
            Free (List);
            Free (Reader);
            exit;
         end if;
         N          := First_Child (Item (List, 0));
         A          := Get_Named_Item (Attributes (N), "cmcontinue");
         Cmcontinue :=
            To_Unbounded_String
              ("&cmcontinue=" & Aws.Url.Encode (Value (A)));
         Free (List);
         Free (Reader);
      end loop;
   end Get_Vector;

   procedure Quick_Diff (From : in out Vector; Substract : in Vector) is
      Beginning, Position : Extended_Index;
   begin
      
      Beginning := First_Index (From);
      for I in First_Index (Substract) .. Last_Index (Substract) loop
         Position :=
            Find_Index
              (Container => From,
               Item      => Members_Vectors.Element (Substract, I),
               Index     => Beginning);
         if not (Position = No_Index) then
            Delete (From, Position);
            Beginning := Position;
         end if;
      end loop;
   end Quick_Diff;

begin
   if Argument_Count = 0 then
      Put_Line ("Can't process : No language given!");
      return;
   else
      Get_Vector (Argument (1), Language_Members);
   end if;

   Get_Vector ("Programming_Tasks", All_Tasks);
   Quick_Diff (All_Tasks, Language_Members);

   for I in First_Index (All_Tasks) .. Last_Index (All_Tasks) loop
      Put_Line (To_String (Members_Vectors.Element (All_Tasks, I)));
   end loop;
   Put_Line
     ("Numbers of tasks not implemented :=" &
      Integer'Image (Last_Index ((All_Tasks))));
end Not_Coded;