#!/usr/bin/env python

# calls ACE
import birchenv
import copy
import os
import subprocess

def call_ace(ACEDB):
    ACEENV = copy.copy(os.environ)

    if not ACEENV.has_key('BIRCH') or not ACEENV.has_key('BIRCH_PLATFORM'):
        print("ERROR - BIRCH environment not properly set")
        exit()


    # Top directory for your lab database
    BINDIR = os.path.join(ACEDB, 'bin')

    # Top directory for your lab database
    ACEENV['ACEDB'] = ACEDB
    ACEENV['ACEDB_COMMON'] = ACEDB

    # Directory to contain the binary database file
    ACEENV['DBDIR'] = os.path.join(ACEDB, 'database')

    # Directory for executable code specific for your database
    # eg. this script
    ACEENV['BINDIR'] = BINDIR

    # Run xace, and call cleanup.csh to make sure all files
    # have correct group membership and permissions.
    if ACEENV.has_key('PATH'):
        ACEENV['PATH'] = BINDIR + os.pathsep + str(ACEENV['PATH'])
    else:
        ACEENV['PATH'] = BINDIR

    #TODO: make relative
    ACEENV['ACE_FILE_LAUNCHER'] = os.path.join(birchenv.BIRCH, "script", 'chooseviewer.py')

    print birchenv.BIRCHLIBS
    if (birchenv.BIRCHLIBS != ''):
        if ACEENV.has_key('LD_LIBRARY_PATH'):
            ACEENV['LD_LIBRARY_PATH'] = str(ACEENV['LD_LIBRARY_PATH']) + os.pathsep + birchenv.BIRCHLIBS
        else:
            ACEENV['LD_LIBRARY_PATH'] = birchenv.BIRCHLIBS

    if (birchenv.BIRCH_PLATFORM == 'osx-x86_64'):
        ACEENV['DYLD_LIBRARY_PATH'] = str(ACEENV['LD_LIBRARY_PATH'])

    
    ACEENV['local'] = str(os.path.join(birchenv.BIRCH, "local"))
    
    # Set X11 fonts for use by xace
    if (birchenv.BIRCH_PLATFORM == 'solaris-sparc'):
        ACEFONTS=""
    elif (birchenv.BIRCH_PLATFORM == 'solaris-sparc'):
        ACEFONTS=""
    elif (birchenv.BIRCH_PLATFORM == 'linux-intel'):
        ACEFONTS=os.path.join(birchenv.BIRCH, 'lib-' + birchenv.BIRCH_PLATFORM, 'gde.fonts', 'misc')
    elif (birchenv.BIRCH_PLATFORM == 'linux-x86_64'):
        ACEFONTS=os.path.join(birchenv.BIRCH, 'lib-' + birchenv.BIRCH_PLATFORM, 'gde.fonts', 'misc')        
    elif (birchenv.BIRCH_PLATFORM == 'osx-x86_64'):
        ACEFONTS=os.path.join(birchenv.BIRCH, 'lib-' + birchenv.BIRCH_PLATFORM, 'gde.fonts', 'misc')   
    
    # ----- This is a bit of test code that works. Now we need to do this properly,
    # using an if/elif statement to cover each platform.
    # Not all systems have the old X11 fonts, so we provide them for use by xace.

    print 'ACEFONTS=' + ACEFONTS
    if ACEFONTS != "" :
        subprocess.call(['xset', '+fp', ACEFONTS], env=ACEENV) 
    
    #(xace; $BINDIR/cleanup.csh)&
    # cleanup.csh will give error messages if run by users who don't
    # have write permissions for the database directroy.
    # We should fix this.
    subprocess.call(['xace'], env=ACEENV) # &
    subprocess.call([os.path.join(BINDIR, 'cleanup.sh')], env=ACEENV) # &