Mercurial > python-cmd2

annotate cmd2.py @ 29:c4bd5f1a6968

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
paste buffer working on linux and windows
author catherine@cordelia
date Mon, 19 May 2008 09:35:13 -0400
parents 28b3fb301d3d
children dd64c0e3dbe0
rev   line source
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
1 """Variant on standard library's cmd with extra features.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
2
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
3 To use, simply import cmd2.Cmd instead of cmd.Cmd; use precisely as though you
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
4 were using the standard library's cmd, while enjoying the extra features.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
5
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
6 Searchable command history (commands: "hi", "li", "run")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
7 Load commands from file, save to file, edit commands in file
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
8 Multi-line commands
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
9 Case-insensitive commands
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
10 Special-character shortcut commands (beyond cmd's "@" and "!")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
11 Settable environment parameters
13
c6e8b645c0ab tweaking docs
catherine@localhost
parents: 12
diff changeset
12 Parsing commands with `optparse` options (flags)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
13 Redirection to file with >, >>; input from file with <
13
c6e8b645c0ab tweaking docs
catherine@localhost
parents: 12
diff changeset
14
14
a242603905d9 ready to release 0.3.0
catherine@localhost
parents: 13
diff changeset
15 - Catherine Devlin, Jan 03 2008 - catherinedevlin.blogspot.com
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
16
14
a242603905d9 ready to release 0.3.0
catherine@localhost
parents: 13
diff changeset
17 CHANGES:
a242603905d9 ready to release 0.3.0
catherine@localhost
parents: 13
diff changeset
18 As of 0.3.0, options should be specified as `optparse` options. See README.txt.
a242603905d9 ready to release 0.3.0
catherine@localhost
parents: 13
diff changeset
19 flagReader.py options are still supported for backward compatibility
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
20 """
23
37bff80ef816 refactoring, no failure mode yet
catherine@localhost
parents: 22
diff changeset
21 import cmd, re, os, sys, optparse, subprocess, tempfile
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
22 from optparse import make_option
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
23
11
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
24 class OptionParser(optparse.OptionParser):
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
25 def exit(self, status=0, msg=None):
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
26 if msg:
15
0eb8d4e18472 fixed error handling
catherine@localhost
parents: 14
diff changeset
27 print msg
11
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
28
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
29 def error(self, msg):
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
30 """error(msg : string)
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
31
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
32 Print a usage message incorporating 'msg' to stderr and exit.
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
33 If you override this in a subclass, it should not return -- it
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
34 should either exit or raise an exception.
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
35 """
15
0eb8d4e18472 fixed error handling
catherine@localhost
parents: 14
diff changeset
36 #print msg
0eb8d4e18472 fixed error handling
catherine@localhost
parents: 14
diff changeset
37 #print self.format_help()
0eb8d4e18472 fixed error handling
catherine@localhost
parents: 14
diff changeset
38 raise
11
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
39
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
40 def options(option_list):
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
41 def option_setup(func):
11
34107b79c840 working the refactor still
catherine@localhost
parents: 10
diff changeset
42 optionParser = OptionParser()
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
43 for opt in option_list:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
44 optionParser.add_option(opt)
12
catherine@localhost
parents: 11
diff changeset
45 optionParser.set_usage("%s [options] arg" % func.__name__.strip('do_'))
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
46 def newFunc(instance, arg):
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
47 try:
20
c8efa4369189 fixes to option parsing
catherine@cordelia
parents: 15
diff changeset
48 opts, arg = optionParser.parse_args(arg.split())
c8efa4369189 fixes to option parsing
catherine@cordelia
parents: 15
diff changeset
49 except (optparse.OptionValueError, optparse.BadOptionError,
c8efa4369189 fixes to option parsing
catherine@cordelia
parents: 15
diff changeset
50 optparse.OptionError, optparse.AmbiguousOptionError,
c8efa4369189 fixes to option parsing
catherine@cordelia
parents: 15
diff changeset
51 optparse.OptionConflictError), e:
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
52 print e
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
53 optionParser.print_help()
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
54 return
15
0eb8d4e18472 fixed error handling
catherine@localhost
parents: 14
diff changeset
55 result = func(instance, arg, opts)
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
56 return result
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
57 newFunc.__doc__ = '%s\n%s' % (func.__doc__, optionParser.format_help())
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
58 return newFunc
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
59 return option_setup
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
60
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
61 class PasteBufferError(EnvironmentError):
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
62 if sys.platform[:3] == 'win':
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
63 errmsg = """Redirecting to or from paste buffer requires pywin32
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
64 to be installed on operating system.
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
65 Download from http://sourceforge.net/projects/pywin32/"""
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
66 else:
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
67 errmsg = """Redirecting to or from paste buffer requires xclip
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
68 to be installed on operating system.
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
69 On Debian/Ubuntu, 'sudo apt-get install xclip' will install it."""
28
28b3fb301d3d almost working, but problem with check_call
catherine@cordelia
parents: 27
diff changeset
70 def __init__(self):
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
71 Exception.__init__(self, self.errmsg)
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
72
29
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
73 '''check here if functions exist; otherwise, stub out'''
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
74 pastebufferr = """Redirecting to or from paste buffer requires %s
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
75 to be installed on operating system.
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
76 %s"""
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
77 if subprocess.mswindows:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
78 try:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
79 import win32clipboard
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
80 def getPasteBuffer():
28
28b3fb301d3d almost working, but problem with check_call
catherine@cordelia
parents: 27
diff changeset
81 win32clipboard.OpenClipboard(0)
29
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
82 try:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
83 result = win32clipboard.GetClipboardData()
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
84 except TypeError:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
85 result = '' #non-text
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
86 win32clipboard.CloseClipboard()
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
87 return result
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
88 def writeToPasteBuffer(txt):
28
28b3fb301d3d almost working, but problem with check_call
catherine@cordelia
parents: 27
diff changeset
89 win32clipboard.OpenClipboard(0)
29
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
90 win32clipboard.EmptyClipboard()
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
91 win32clipboard.SetClipboardText(txt)
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
92 win32clipboard.CloseClipboard()
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
93 except ImportError:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
94 def getPasteBuffer():
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
95 raise OSError, pastebufferr % ('pywin32', 'Download from http://sourceforge.net/projects/pywin32/')
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
96 setPasteBuffer = getPasteBuffer
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
97 else:
29
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
98 can_clip = False
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
99 try:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
100 subprocess.check_call('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
101 can_clip = True
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
102 except AttributeError: # check_call not defined, Python < 2.5
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
103 teststring = 'Testing for presence of xclip.'
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
104 xclipproc = subprocess.check_call('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
105 xclipproc.stdin.write(teststring)
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
106 if xclipproc.stdout.read() == teststring:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
107 can_clip = True
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
108 except (subprocess.CalledProcessError, OSError):
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
109 pass
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
110 if can_clip:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
111 def getPasteBuffer():
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
112 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
113 return xclipproc.stdout.read()
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
114 def writeToPasteBuffer(txt):
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
115 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
116 xclipproc.stdin.write(txt)
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
117 xclipproc.stdin.close()
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
118 else:
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
119 def getPasteBuffer():
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
120 raise OSError, pastebufferr % ('xclip', 'On Debian/Ubuntu, install with "sudo apt-get install xclip"')
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
121 setPasteBuffer = getPasteBuffer
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
122
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
123 class Cmd(cmd.Cmd):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
124 caseInsensitive = True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
125 multilineCommands = []
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
126 continuationPrompt = '> '
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
127 shortcuts = {'?': 'help', '!': 'shell', '@': 'load'}
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
128 excludeFromHistory = '''run r list l history hi ed li eof'''.split()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
129 defaultExtension = 'txt'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
130 defaultFileName = 'command.txt'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
131 editor = os.environ.get('EDITOR')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
132 if not editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
133 if sys.platform[:3] == 'win':
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
134 editor = 'notepad'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
135 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
136 for editor in ['gedit', 'kate', 'vim', 'emacs', 'nano', 'pico']:
21
24fbec27d66f os.system returns 0 on success, silly
catherine@localhost
parents: 15
diff changeset
137 if os.system('which %s' % (editor)):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
138 break
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
139
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
140 settable = ['prompt', 'continuationPrompt', 'defaultFileName', 'editor', 'caseInsensitive']
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
141 terminators = ';\n'
23
37bff80ef816 refactoring, no failure mode yet
catherine@localhost
parents: 22
diff changeset
142 _TO_PASTE_BUFFER = 1
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
143 def do_cmdenvironment(self, args):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
144 self.stdout.write("""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
145 Commands are %(casesensitive)scase-sensitive.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
146 Commands may be terminated with: %(terminators)s
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
147 Settable parameters: %(settable)s
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
148 """ %
2
1ea887b51cad python 2.4 compatibility
catherine@DellZilla.myhome.westell.com
parents: 0
diff changeset
149 { 'casesensitive': ('not ' and self.caseInsensitive) or '',
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
150 'terminators': ' '.join(self.terminators),
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
151 'settable': ' '.join(self.settable)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
152 })
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
153
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
154 def do_help(self, arg):
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
155 cmd.Cmd.do_help(self, arg)
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
156 try:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
157 fn = getattr(self, 'do_' + arg)
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
158 if fn and fn.optionParser:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
159 fn.optionParser.print_help(file=self.stdout)
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
160 except AttributeError:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
161 pass
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
162
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
163 def __init__(self, *args, **kwargs):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
164 cmd.Cmd.__init__(self, *args, **kwargs)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
165 self.history = History()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
166
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
167 def do_shortcuts(self, args):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
168 """Lists single-key shortcuts available."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
169 result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in self.shortcuts.items())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
170 self.stdout.write("Single-key shortcuts for other commands:\n%s\n" % (result))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
171
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
172 legalFileName = re.compile(r'''^[^"'\s]+$''')
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
173 def parseRedirector(self, statement, symbol, mustBeTerminated=False):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
174 parts = statement.split(symbol)
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
175 if (len(parts) < 2):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
176 return statement, None
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
177 if mustBeTerminated and (parts[-2].strip()[-1] not in self.terminators):
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
178 return statement, None
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
179 (newStatement, redirect) = (symbol.join(parts[:-1]), parts[-1].strip())
22
354a6b713d36 paste working! (linux)
catherine@localhost
parents: 21
diff changeset
180 if redirect:
354a6b713d36 paste working! (linux)
catherine@localhost
parents: 21
diff changeset
181 if not self.legalFileName.search(redirect):
354a6b713d36 paste working! (linux)
catherine@localhost
parents: 21
diff changeset
182 return statement, None
354a6b713d36 paste working! (linux)
catherine@localhost
parents: 21
diff changeset
183 else:
23
37bff80ef816 refactoring, no failure mode yet
catherine@localhost
parents: 22
diff changeset
184 redirect = self._TO_PASTE_BUFFER
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
185 return newStatement, redirect
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
186
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
187 def extractCommand(self, statement):
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
188 try:
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
189 (command, args) = statement.split(None,1)
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
190 except ValueError:
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
191 (command, args) = statement, ''
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
192 if self.caseInsensitive:
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
193 command = command.lower()
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
194 return command, args
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
195
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
196 def parseRedirectors(self, statement):
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
197 mustBeTerminated = self.extractCommand(statement)[0] in self.multilineCommands
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
198 newStatement, redirect = self.parseRedirector(statement, '>>', mustBeTerminated)
22
354a6b713d36 paste working! (linux)
catherine@localhost
parents: 21
diff changeset
199 if redirect:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
200 return newStatement, redirect, 'a'
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
201 newStatement, redirect = self.parseRedirector(statement, '>', mustBeTerminated)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
202 if redirect:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
203 return newStatement, redirect, 'w'
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
204 newStatement, redirect = self.parseRedirector(statement, '<', mustBeTerminated)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
205 if redirect:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
206 return newStatement, redirect, 'r'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
207 return statement, '', ''
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
208
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
209 def onecmd(self, line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
210 """Interpret the argument as though it had been typed in response
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
211 to the prompt.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
212
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
213 This may be overridden, but should not normally need to be;
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
214 see the precmd() and postcmd() methods for useful execution hooks.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
215 The return value is a flag indicating whether interpretation of
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
216 commands by the interpreter should stop.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
217
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
218 """
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
219 command, args = self.extractCommand(line)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
220 statement = ' '.join([command, args])
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
221 if command in self.multilineCommands:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
222 statement = self.finishStatement(statement)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
223 statekeeper = None
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
224 stop = 0
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
225 statement, redirect, mode = self.parseRedirectors(statement)
23
37bff80ef816 refactoring, no failure mode yet
catherine@localhost
parents: 22
diff changeset
226 if redirect == self._TO_PASTE_BUFFER:
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
227 try:
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
228 clipcontents = getPasteBuffer()
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
229 if mode in ('w', 'a'):
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
230 statekeeper = Statekeeper(self, ('stdout',))
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
231 self.stdout = tempfile.TemporaryFile()
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
232 if mode == 'a':
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
233 self.stdout.write(clipcontents)
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
234 else:
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
235 statement = '%s %s' % (statement, clipcontents)
29
c4bd5f1a6968 paste buffer working on linux and windows
catherine@cordelia
parents: 28
diff changeset
236 except OSError, e:
28
28b3fb301d3d almost working, but problem with check_call
catherine@cordelia
parents: 27
diff changeset
237 print e
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
238 return 0
22
354a6b713d36 paste working! (linux)
catherine@localhost
parents: 21
diff changeset
239 elif redirect:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
240 if mode in ('w','a'):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
241 statekeeper = Statekeeper(self, ('stdout',))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
242 self.stdout = open(redirect, mode)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
243 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
244 statement = '%s %s' % (statement, self.fileimport(statement=statement, source=redirect))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
245 stop = cmd.Cmd.onecmd(self, statement)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
246 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
247 if command not in self.excludeFromHistory:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
248 self.history.append(statement)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
249 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
250 if statekeeper:
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
251 if redirect == self._TO_PASTE_BUFFER:
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
252 self.stdout.seek(0)
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
253 writeToPasteBuffer(self.stdout.read())
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
254 self.stdout.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
255 statekeeper.restore()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
256 return stop
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
257
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
258 statementEndPattern = re.compile(r'[%s]\s*$' % terminators)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
259 def statementHasEnded(self, lines):
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
260 #import pdb; pdb.set_trace()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
261 return bool(self.statementEndPattern.search(lines)) \
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
262 or lines[-3:] == 'EOF' \
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
263 or self.parseRedirectors(lines)[1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
264
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
265 def finishStatement(self, firstline):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
266 statement = firstline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
267 while not self.statementHasEnded(statement):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
268 inp = self.pseudo_raw_input(self.continuationPrompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
269 statement = '%s\n%s' % (statement, inp)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
270 return statement
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
271 # assembling a list of lines and joining them at the end would be faster,
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
272 # but statementHasEnded needs a string arg; anyway, we're getting
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
273 # user input and users are slow.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
274
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
275 def pseudo_raw_input(self, prompt):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
276 """copied from cmd's cmdloop; like raw_input, but accounts for changed stdin, stdout"""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
277
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
278 if self.use_rawinput:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
279 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
280 line = raw_input(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
281 except EOFError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
282 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
283 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
284 self.stdout.write(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
285 self.stdout.flush()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
286 line = self.stdin.readline()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
287 if not len(line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
288 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
289 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
290 if line[-1] == '\n': # this was always true in Cmd
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
291 line = line[:-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
292 return line
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
293
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
294 def cmdloop(self, intro=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
295 """Repeatedly issue a prompt, accept input, parse an initial prefix
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
296 off the received input, and dispatch to action methods, passing them
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
297 the remainder of the line as argument.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
298 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
299
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
300 # An almost perfect copy from Cmd; however, the pseudo_raw_input portion
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
301 # has been split out so that it can be called separately
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
302
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
303 self.preloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
304 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
305 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
306 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
307 self.old_completer = readline.get_completer()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
308 readline.set_completer(self.complete)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
309 readline.parse_and_bind(self.completekey+": complete")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
310 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
311 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
312 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
313 if intro is not None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
314 self.intro = intro
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
315 if self.intro:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
316 self.stdout.write(str(self.intro)+"\n")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
317 stop = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
318 while not stop:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
319 if self.cmdqueue:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
320 line = self.cmdqueue.pop(0)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
321 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
322 line = self.pseudo_raw_input(self.prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
323 line = self.precmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
324 stop = self.onecmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
325 stop = self.postcmd(stop, line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
326 self.postloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
327 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
328 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
329 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
330 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
331 readline.set_completer(self.old_completer)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
332 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
333 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
334
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
335 def do_EOF(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
336 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
337 do_eof = do_EOF
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
338
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
339 def clean(self, s):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
340 """cleans up a string"""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
341 if self.caseInsensitive:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
342 return s.strip().lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
343 return s.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
344
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
345 def parseline(self, line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
346 """Parse the line into a command name and a string containing
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
347 the arguments. Returns a tuple containing (command, args, line).
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
348 'command' and 'args' may be None if the line couldn't be parsed.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
349 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
350 line = line.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
351 if not line:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
352 return None, None, line
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
353 shortcut = self.shortcuts.get(line[0])
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
354 if shortcut and hasattr(self, 'do_%s' % shortcut):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
355 line = '%s %s' % (shortcut, line[1:])
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
356 i, n = 0, len(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
357 while i < n and line[i] in self.identchars: i = i+1
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
358 cmd, arg = line[:i], line[i:].strip().strip(self.terminators)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
359 return cmd, arg, line
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
360
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
361 def showParam(self, param):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
362 param = self.clean(param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
363 if param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
364 val = getattr(self, param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
365 self.stdout.write('%s: %s\n' % (param, str(getattr(self, param))))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
366
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
367 def do_quit(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
368 return 1
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
369 do_exit = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
370 do_q = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
371
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
372 def do_show(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
373 'Shows value of a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
374 if arg.strip():
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
375 self.showParam(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
376 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
377 for param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
378 self.showParam(param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
379
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
380 def do_set(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
381 'Sets a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
382 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
383 paramName, val = arg.split(None, 1)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
384 paramName = self.clean(paramName)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
385 if paramName not in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
386 raise NotSettableError
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
387 currentVal = getattr(self, paramName)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
388 val = cast(currentVal, val.strip(self.terminators))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
389 setattr(self, paramName, val)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
390 self.stdout.write('%s - was: %s\nnow: %s\n' % (paramName, currentVal, val))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
391 except (ValueError, AttributeError, NotSettableError), e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
392 self.do_show(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
393
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
394 def do_shell(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
395 'execute a command as if at the OS prompt.'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
396 os.system(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
397
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
398 def do_history(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
399 """history [arg]: lists past commands issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
400
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
401 no arg -> list all
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
402 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
403 arg is string -> string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
404 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
405 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
406 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
407 history = self.history.get(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
408 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
409 history = self.history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
410 for hi in history:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
411 self.stdout.write(hi.pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
412 def last_matching(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
413 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
414 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
415 return self.history.get(arg)[-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
416 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
417 return self.history[-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
418 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
419 return None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
420 def do_list(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
421 """list [arg]: lists last command issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
422
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
423 no arg -> list absolute last
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
424 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
425 - arg, arg - (integer) -> list up to or after #arg
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
426 arg is string -> list last command matching string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
427 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
428 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
429 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
430 self.stdout.write(self.last_matching(arg).pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
431 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
432 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
433 do_hi = do_history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
434 do_l = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
435 do_li = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
436
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
437 def do_ed(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
438 """ed: edit most recent command in text editor
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
439 ed [N]: edit numbered command from history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
440 ed [filename]: edit specified file name
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
441
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
442 commands are run after editor is closed.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
443 "set edit (program-name)" or set EDITOR environment variable
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
444 to control which editing program is used."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
445 if not self.editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
446 print "please use 'set editor' to specify your text editing program of choice."
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
447 return
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
448 filename = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
449 buffer = ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
450 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
451 arg = int(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
452 buffer = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
453 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
454 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
455 filename = arg
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
456 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
457 buffer = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
458
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
459 if buffer:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
460 f = open(filename, 'w')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
461 f.write(buffer or '')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
462 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
463
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
464 os.system('%s %s' % (self.editor, filename))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
465 self.do_load(filename)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
466 do_edit = do_ed
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
467
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
468 def do_save(self, fname=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
469 """Saves most recent command to a file."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
470
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
471 if fname is None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
472 fname = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
473 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
474 f = open(fname, 'w')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
475 f.write(self.history[-1])
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
476 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
477 except Exception, e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
478 print 'Error saving %s: %s' % (fname, str(e))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
479
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
480 def do_load(self, fname=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
481 """Runs command(s) from a file."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
482 if fname is None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
483 fname = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
484 keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuationPrompt'))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
485 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
486 self.stdin = open(fname, 'r')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
487 except IOError, e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
488 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
489 self.stdin = open('%s.%s' % (fname, self.defaultExtension), 'r')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
490 except IOError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
491 print 'Problem opening file %s: \n%s' % (fname, e)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
492 keepstate.restore()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
493 return
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
494 self.use_rawinput = False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
495 self.prompt = self.continuationPrompt = ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
496 self.cmdloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
497 self.stdin.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
498 keepstate.restore()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
499 self.lastcmd = ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
500
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
501 def do_run(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
502 """run [arg]: re-runs an earlier command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
503
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
504 no arg -> run most recent command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
505 arg is integer -> run one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
506 arg is string -> run most recent command by string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
507 arg is /enclosed in forward-slashes/ -> run most recent by regex
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
508 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
509 'run [N]: runs the SQL that was run N commands ago'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
510 runme = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
511 print runme
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
512 if runme:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
513 runme = self.precmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
514 stop = self.onecmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
515 stop = self.postcmd(stop, runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
516 do_r = do_run
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
517
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
518 def fileimport(self, statement, source):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
519 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
520 f = open(source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
521 except IOError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
522 self.stdout.write("Couldn't read from file %s\n" % source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
523 return ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
524 data = f.read()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
525 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
526 return data
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
527
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
528 class HistoryItem(str):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
529 def __init__(self, instr):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
530 str.__init__(self, instr)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
531 self.lowercase = self.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
532 self.idx = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
533 def pr(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
534 return '-------------------------[%d]\n%s\n' % (self.idx, str(self))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
535
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
536 class History(list):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
537 rangeFrom = re.compile(r'^([\d])+\s*\-$')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
538 def append(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
539 new = HistoryItem(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
540 list.append(self, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
541 new.idx = len(self)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
542 def extend(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
543 for n in new:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
544 self.append(n)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
545 def get(self, getme):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
546 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
547 getme = int(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
548 if getme < 0:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
549 return self[:(-1 * getme)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
550 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
551 return [self[getme-1]]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
552 except IndexError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
553 return []
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
554 except (ValueError, TypeError):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
555 getme = getme.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
556 mtch = self.rangeFrom.search(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
557 if mtch:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
558 return self[(int(mtch.group(1))-1):]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
559 if getme.startswith(r'/') and getme.endswith(r'/'):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
560 finder = re.compile(getme[1:-1], re.DOTALL | re.MULTILINE | re.IGNORECASE)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
561 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
562 return finder.search(hi)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
563 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
564 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
565 return (getme.lower() in hi.lowercase)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
566 return [itm for itm in self if isin(itm)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
567
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
568 class NotSettableError(Exception):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
569 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
570
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
571 def cast(current, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
572 """Tries to force a new value into the same type as the current."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
573 typ = type(current)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
574 if typ == bool:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
575 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
576 return bool(int(new))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
577 except ValueError, TypeError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
578 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
579 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
580 new = new.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
581 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
582 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
583 if (new=='on') or (new[0] in ('y','t')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
584 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
585 if (new=='off') or (new[0] in ('n','f')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
586 return False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
587 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
588 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
589 return typ(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
590 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
591 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
592 print "Problem setting parameter (now %s) to %s; incorrect type?" % (current, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
593 return current
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
594
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
595 class Statekeeper(object):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
596 def __init__(self, obj, attribs):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
597 self.obj = obj
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
598 self.attribs = attribs
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
599 self.save()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
600 def save(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
601 for attrib in self.attribs:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
602 setattr(self, attrib, getattr(self.obj, attrib))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
603 def restore(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
604 for attrib in self.attribs:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
605 setattr(self.obj, attrib, getattr(self, attrib))