git-svn-id: http://webrtc.googlecode.com/svn/trunk@8 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/tools/refactoring/filemanagement.py b/tools/refactoring/filemanagement.py
new file mode 100644
index 0000000..4ff64ce
--- /dev/null
+++ b/tools/refactoring/filemanagement.py
@@ -0,0 +1,72 @@
+import fnmatch
+import os
+import stringmanipulation
+
+def fileexist( file_name ):
+    return os.path.isfile(file_name)
+
+def pathexist( path ):
+    return os.path.exists(path)
+
+def fixpath( path ):
+    return_value = path
+    if( return_value[len(return_value) - 1] != '/'):
+        return_value = return_value + '/'
+    return return_value
+
+def listallfilesinfolder( path, extension ):
+    matches = []
+    signature = '*' + extension
+    for root, dirnames, filenames in os.walk(path):
+        for filename in fnmatch.filter(filenames, signature):
+            matches.append([fixpath(root), filename])
+    return matches
+
+def copyfile(to_file, from_file):
+    if(not fileexist(from_file)):
+        return
+    command = 'cp -f ' + from_file + ' ' + to_file
+    os.system(command)
+    #print command
+
+def deletefile(file_to_delete):
+    if(not fileexist(file_to_delete)):
+        return
+    os.system('rm ' + file_to_delete)
+
+# very ugly but works, so keep for now
+def findstringinfile(path,file_name,search_string):
+    command = 'grep \'' + search_string + '\' ' + path + file_name + ' > deleteme.txt'
+    return_value = os.system(command)
+#    print command
+    return (return_value == 0)
+
+def replacestringinfolder( path, old_string, new_string, extension ):
+    if(not stringmanipulation.isextension(extension)):
+        print 'failed to search and replace'
+        return
+    if(len(old_string) == 0):
+        print 'failed to search and replace'
+        return
+    find_command = 'ls '+ path + '/*' + extension
+    sed_command = 'sed -i \'s/' + old_string + '/' + new_string +\
+                     '/g\' *' + extension
+    command_string = find_command + ' | xargs ' + sed_command + ' 2> deleteme.txt'
+    os.system(command_string)
+    #print command_string
+
+#find ./ -name "*.h" -type f  | xargs -P 0 sed -i 's/process_thread_wrapper.h/process_thread.h/g' *.h deleteme.txt
+def replacestringinallsubfolders( old_string, new_string, extension):
+    if(not stringmanipulation.isextension(extension)):
+        print 'failed to search and replace'
+        return
+    if(len(old_string) == 0):
+        print 'failed to search and replace'
+        return
+
+    find_command = 'find ./ -name \"*' + extension + '\" -type f'
+    sed_command = 'sed -i \'s/' + old_string + '/' + new_string +\
+                     '/g\' *' + extension
+    command_string = find_command + ' | xargs -P 0 ' + sed_command + ' 2> deleteme.txt'
+    os.system(command_string)
+    #print command_string