! makehtm2.f90
! performs highly specialised operation to make set of internet files
! last modified on 23.04.02
! updated from makehtm.f90
! f90 -o ./../goglo/makehtm2 filenames.f90 initialmod.f90 glofiles.f90 ./../goglo/makehtm2.f90

program MakeHTM2

use FileNames
use InitialMod
use GloFiles

implicit none

!*******************************************************************************
! definitions

real, pointer, dimension (:,:,:)		:: Data				! region,variable,period
real, pointer, dimension (:)			:: GloVec			! region

integer, pointer, dimension (:,:) 		:: MapIDLReg  			! shape of IDL mapping arrays
integer, pointer, dimension (:) 		:: RegSizes 			! region sizes + reg-->raw

character (len=20), pointer, dimension (:) 	:: RegNames			! names of individual regions
character (len=80), pointer, dimension (:) 	:: InFile, OutFile

character (len=3), dimension (17) :: PerSub					! names of time periods
character (len=3), dimension ( 9) :: VarSub					! names of variables
character (len=7), dimension ( 9) :: VarText					! text for variables

real, parameter :: MissVal = -999.0

integer :: ReadStatus, AllocStat
integer :: FileN,PerN,VarN,RegN
integer :: XFile, XVar, XPer, XReg, XChar
integer :: QOperation, QFinish, QVar, QPer
integer :: PerSubBeg, VarSubBeg, NumSubBeg, NumSubLen, TemplateLen, StrLen, StemBeg

character (len=80), parameter :: Blank = ""

character (len=80) :: GivenFile, NameOnly, Template, String, HTMCountry, HTMTable, Stem, Tip
character (len=20) :: NumSub

!*******************************************************************************
! main program

print*
print*, "  > ***** MakeHTM: performs specialised op to make internet files *****"
print*

print*, "  > Select the .glo files."
call GetBatch (Blank,InFile)
FileN = size (InFile, 1)
PerN  = 17
VarN  = 9

print*, "  > Identify the region set (/cru/u2/f709762/goglo/ref/)."
call LoadRefReg (Blank,MapIDLReg,RegSizes,RegNames)
RegN = size (RegSizes,1)

PerSub =['ann','MAM','JJA','SON','DJF','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec']
VarSub =['tmp','tmn','tmx','dtr','frs','pre','wet','vap','cld']
VarText=['T mean ','T min  ','T max  ','T range','frost  ','precip ','wetdays','vapour ','cloud  ']

call GetHTMPaths

allocate (Data    (RegN,VarN,PerN), stat=AllocStat)
if (AllocStat.NE.0) print*, "  > ##### ERROR: MakeHTM: Data: Allocation failure #####"
Data = MissVal

do XFile = 1, FileN
  print*
  print "(a,i4)", "   > Loading file ", XFile
  
  GivenFile = InFile(XFile)

  call LoadGloVec (GivenFile, MapIDLReg, GloVec)
  call FindTimePer
  call FindVariable
  
  if (QVar.NE.MissVal.AND.QPer.NE.MissVal) then
   do XReg = 1, RegN
    Data (XReg,QVar,QPer) = GloVec (XReg)
   end do
  end if
  
  deallocate (GloVec,stat=AllocStat)
  if (AllocStat.NE.0) print*, "  > ##### ERROR: MakeHTM: Deallocation failure #####"
end do

deallocate (InFile,stat=AllocStat)
if (AllocStat.NE.0) print*, "  > ##### ERROR: MakeHTM: Deallocation failure #####"

call SaveHTM

deallocate (OutFile,Data,MapIDLReg,RegSizes,RegNames,stat=AllocStat)
if (AllocStat.NE.0) print*, "  > ##### ERROR: MakeHTM: Deallocation failure #####"

print*

contains

!*******************************************************************************
! get period index

subroutine FindTimePer

XPer = 0 ; QPer = MissVal
do
  XPer = XPer + 1
  
  PerSubBeg = index(GivenFile,PerSub(XPer))
  if (PerSubBeg.GT.0) QPer = XPer 
  
  if (XPer.EQ.PerN.OR.QPer.GT.0) exit
end do

end subroutine FindTimePer

!*******************************************************************************
! get variable index

subroutine FindVariable

XVar = 0 ; QVar = MissVal
do
  XVar = XVar + 1
  
  VarSubBeg = index(GivenFile,VarSub(XVar))
  if (VarSubBeg.GT.0) QVar = XVar 
  
  if (XVar.EQ.VarN.OR.QVar.GT.0) exit
end do

end subroutine FindVariable

!*******************************************************************************
! get .htm filepaths

subroutine GetHTMPaths

print*
print*, "  > Enter the .htm save file, without any region name: "
Template = SavePath (Blank,'.htm')
StemBeg  = index (Template,'.htm')   
Stem     = Template (1:(StemBeg-1)) // "."
Tip      = ".htm"

call MakeBatch (Stem,Tip,RegNames,OutFile)

!print*, "OutFile(1)=", trim(OutFile(1))		!@@@@@@@@@@@@@@@@@@@@@@@@@

end subroutine GetHTMPaths

!*******************************************************************************
! save each .htm in turn

subroutine SaveHTM

print*
print*, "  > Saving regions to .htm files..."

HTMCountry = '/cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-country.txt'
HTMTable   = '/cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-table.txt'

do XReg = 1, RegN
  open  (4, file=HTMCountry, status="replace", action="write", iostat=ReadStatus)
  write (4,"(a)"), trim(adjustl(RegNames(XReg)))
  close (4)

  open  (4, file=HTMTable, status="replace", action="write", iostat=ReadStatus)

  do XVar = 1, VarN
    String = '<p><tt><font size=-1>' // trim(adjustl(VarText(XVar)))
    StrLen = len_trim(VarText(XVar))      
    if (StrLen.LT.8) then
        do XChar = 1, (8-StrLen)
          String = trim(String) // '&nbsp;'
        end do
    end if
    write (4,"(a)"), String        
    
    do XPer = 1, PerN
      if (VarSub(XVar).EQ.'pre') then
        String = GetTextFromInt (nint(Data(XReg,XVar,XPer)))
      else
        String = GetTextFromReal (Data(XReg,XVar,XPer))
      end if
      
      StrLen = len_trim(String)      
      if (StrLen.LT.5) then
        do XChar = 1, (5-StrLen)
          String = '&nbsp;' // trim(String)
        end do
      end if
      if (XPer.EQ.2.OR.XPer.EQ.6) String = '&nbsp;&nbsp;&nbsp;' // trim(String)
      write (4,"(a)"), String
    end do
    
    write (4,"(a)"), '</font></tt>'    
  end do
  
  close (4)

  call system ( 'cat /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-part1.txt ' // HTMCountry // &
  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-part2.txt ' // HTMCountry // &
  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-part3.txt ' // HTMCountry // &
  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-part4.txt ' // HTMCountry // &
  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-part5.txt ' // HTMCountry // &
  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-after5.txt ' // HTMTable   // &
  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-toend.txt > ' // OutFile(XReg) )
!  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-part6.txt ' // HTMTable   // &
!  		   ' /cru/mikeh1/f709762/f90/goglo/_ref/htm/htm-part7.txt > ' // OutFile(XReg) )
end do

end subroutine SaveHTM

!*******************************************************************************
! end

end program MakeHTM2