X-Git-Url: https://git.ralfj.de/saartuer.git/blobdiff_plain/27ea44f35684aeab9a5677bd64892d6de950fb4e..bf408ef82859e90b60f30fd8edf6503c7e88394f:/tyshell

diff --git a/tyshell b/tyshell
index 090403e..0b9b943 100755
--- a/tyshell
+++ b/tyshell
@@ -9,8 +9,7 @@ import socket
 tuerSock = "/run/tuer.sock"
 
 # use a histfile
-# FIXME: Why not ".tyshellhist"?
-histfile = os.path.join(os.path.expanduser("~"), ".pyshellhist")
+histfile = os.path.join(os.path.expanduser("~"), ".tyshellhist")
 try:
     readline.read_history_file(histfile)
 except IOError:
@@ -20,8 +19,8 @@ atexit.register(readline.write_history_file, histfile)
 atexit.register(print, "Bye")
 
 # available commands
-def help(c):
-	print("Available commands: %s" % ", ".join(sorted(commands.keys())))
+def helpcmd(c):
+	print("Available commands: %s" % ", ".join(sorted(longcommands.keys())))
 
 def extcmd(cmd):
 	def run(c):
@@ -48,12 +47,45 @@ def exitcmd(c):
 
 commands = {
 	'exit': exitcmd,
-	'help': help,
+	'help': helpcmd,
 	'open': sendcmd(tuerSock, 'open'),
 	'close': sendcmd(tuerSock, 'close'),
 	'buzz': sendcmd(tuerSock, 'buzz'),
 }
 
+# command convenience shortcuts
+def filterCommonPrefix (strings, length):
+	# ignores duplicates in the string list "strings"
+	toremove=[]
+	for a in strings:
+		for b in strings:
+			if a != b:
+				if a[:length] == b[:length]:
+					toremove.append(a)
+					toremove.append(b)
+	ret = list(strings) # copy
+	for x in toremove:
+		try:
+			ret.remove(x)
+		except ValueError:
+			pass
+	return ret
+
+def shortcutify (dic):
+	maxlen = 0
+	for x in dic.keys():
+		if len(x) > maxlen:
+			maxlen = len(x)
+	for i in range(maxlen):
+		shortable = filterCommonPrefix (dic.keys(), i)
+		for x in shortable:
+			dic[x[:i]] = dic[x]
+	return dic # only for convenience, as dic is passed by reference
+
+longcommands = commands.copy()
+shortcutify (commands)
+
+
 # input loop
 print("Welcome to tyshell. Use help to see what you can do.")
 while True: