[Winopenrpg-developer] openrpg1/orpg/dirpath __init__.py,NONE,1.1 dirpath_tools.py,NONE,1.1

[Digital X. <dig...@us...>]

Update of /cvsroot/winopenrpg/openrpg1/orpg/dirpath
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv30930/orpg/dirpath

Added Files:
	__init__.py dirpath_tools.py 
Log Message:
Initial commit of OpenRPG++ python

--- NEW FILE: dirpath_tools.py ---
import sys
import os
from orpg.orpg_wx import *

class tmpApp(wxApp):
    def OnInit(self):
        return true


#-------------------------------------------------------
# void load_paths( dir_struct_reference )
# moved structure loading from dirpath.py by Snowdog 3-8-05
#-------------------------------------------------------
def load_paths(dir_struct, root_dir):
    dir_struct["home"] = root_dir + os.sep
    dir_struct["core"] = dir_struct["home"] + "orpg"+ os.sep
    dir_struct["data"] = dir_struct["home"]+ "data"+ os.sep
    dir_struct["d20"] = dir_struct["data"]+"d20"+ os.sep
    dir_struct["dnd3e"] = dir_struct["data"]+"dnd3e"+ os.sep
    dir_struct["SWd20"] = dir_struct["data"]+"SWd20"+ os.sep
    dir_struct["icon"] = dir_struct["home"]+"images"+ os.sep
    dir_struct["template"] = dir_struct["core"]+"templates"+ os.sep
    dir_struct["user"] = dir_struct["home"]+ "myfiles"+ os.sep
    dir_struct["plugins"] = dir_struct["home"]+ "plugins"+ os.sep
    dir_struct["nodes"] = dir_struct["template"]+"nodes"+ os.sep
    dir_struct["logs"] = dir_struct["user"]+"logs"+ os.sep
    # backward compatiablity
    dir_struct["addon"] = dir_struct["template"]+"nodes"+ os.sep



#-------------------------------------------------------
# int verify_home_path( directory_name )
# added by Snowdog 3-8-05
# updated with bailout code. Snowdog 7-25-05
#-------------------------------------------------------
def verify_home_path( path ):
    """checks for key ORPG files in the openrpg tree
       and askes for user intervention if their is a problem"""

    try:
        #verify that the root dir (as supplied) exists
        if not verify_file(path): return 0

        #These checks require that 'path' have a separator at the end.
        #Check and temporarily add one if needed
        if (path[(len(path)-len(os.sep)):] != os.sep):
            path=path+os.sep

        # These files should always exist at the root orpg dir
        check_files=["start.py","platform.py","pyver.py"]
        for n in range(len(check_files)):
            if not verify_file(path+check_files[n]): return 0

        # These directories should always exist at the root orpg dir
        check_dirs=["orpg","data","images"]
        for n in range(len(check_dirs)):
            if not verify_file(path+check_dirs[n]): return 0
    except:
        # an error occured while verifying the directory structure
        # bail out with error signal
        return 0

    #all files and directories exist.
    write_approot(path)
    return 1



#-------------------------------------------------------
# int verify_file( absolute_path )
# added by Snowdog 3-8-05
#-------------------------------------------------------
def verify_file(abs_path):
    """Returns true if file or directory exists"""
    try:
        os.stat(abs_path)
        return 1
    except OSError:
        #this exception signifies the file or dir doesn't exist
        return 0


#-------------------------------------------------------
# pathname get_user_help()
# added by Snowdog 3-8-05
# bug fix (SF #1242456) and updated with bailout code. Snowdog 7-25-05
#-------------------------------------------------------
def get_user_located_root():
    """Notify the user of directory problems
    and show directory selection dialog """

    app = tmpApp(0)
    app.MainLoop()

    dir = None

    try:
        msg = "OpenRPG cannot locate critical files.\nPlease locate the openrpg1 directory in the following window"
        alert= wxMessageDialog(None,msg,"Warning",wxOK|wxICON_ERROR)
        alert.Show()
        if alert.ShowModal() == wxOK:
            alert.Destroy()
        dlg = wxDirDialog(None, "Locate the openrpg1 directory:",style=wxDD_DEFAULT_STYLE)
        if dlg.ShowModal() == wxID_OK:
            dir = dlg.GetPath()
        dlg.Destroy()
        app.Destroy()
        return dir
    except Exception, e:
        print e
        print "OpenRPG encountered a problem while attempting to load file dialog to locate the OpenRPG root directory."
        print "please delete the files ./openrpg/orpg/dirpath/aproot.py and ./openrpg/orpg/dirpath/aproot.pyc and try again."



#-------------------------------------------------------
# void write_approot( orpg_root_path )
# added by snowdog 3-10-05
#-------------------------------------------------------

def write_approot( orpg_root_path):
    try:
        #if a trailing path separator is on the path string remove it.
        if (orpg_root_path[(len(orpg_root_path)-len(os.sep)):] == os.sep):
            orpg_root_path = orpg_root_path[:(len(orpg_root_path)-len(os.sep))]
        fn = orpg_root_path+os.sep+"orpg"+os.sep+"dirpath"+os.sep+"approot.py"
        f = open( fn, "w")
        #trim off the appended os.sep character(s) to avoid duplicating them on re-loading of path
        code="basedir = \""+orpg_root_path+"\"\n"
        #fix path string for windows boxes that lamely use an escape character for a path separator
        code = str.replace(code,'\\','\\\\')
        f.write(code)
        f.close()
    except IOError:
        print "[WARNING] Could not create approot file."
        print "[WARNING] Automatic directory resolution not configured."
    return

--- NEW FILE: __init__.py ---
# Old dirpath.py replaced with new dirpath 'package/module' to allow dynamic
# checking on directory structure at dirpath import without requiring alteration
# of almost every openrpg1 python file
#
# This module is functionally identical to the dirpath.py file it replaces.
# All directory locations are now handled by the load_paths() function
# in the dirpath_tools.py file  -- Snowdog 3-8-05

# CHANGE LOG
# -----------------------------
# * Reworked path verification process to attempt to fall back on the
#   current working directory if approot fails to verify before
#   asking the user to locate the root directory -- Snowdog 12-20-05

import sys
import os
from dirpath_tools import *

root_dir = None

try:
    import approot
    root_dir = approot.basedir
except:
    #attempt to load default path
    root_dir = os.getcwd()   #default ORPG root dir

dir_struct = {}

if not verify_home_path(root_dir):
    root_dir = os.getcwd()
    if not verify_home_path(root_dir):
        root_dir = get_user_located_root()
        while not verify_home_path(root_dir):
            root_dir = get_user_located_root()

#switch backslashes to forward slashes just for display on screen only (avoids issues with escaped characters)
clean = str(root_dir)
clean = str.replace(clean,'\\','/')
print "Rooting OpenRPG at: "+clean

load_paths(dir_struct, root_dir)