Mercurial > python-cmd2

annotate cmd2.py @ 87:683ed678b636

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restoring IOError to xclip trap; backing out weird hg problem
author catherine@Elli.myhome.westell.com
date Mon, 30 Jun 2008 22:05:01 -0400
parents f844b6c78192
children
rev   line source
0
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1 """Variant on standard library's cmd with extra features.
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2
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3 To use, simply import cmd2.Cmd instead of cmd.Cmd; use precisely as though you
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4 were using the standard library's cmd, while enjoying the extra features.
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5
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6 Searchable command history (commands: "hi", "li", "run")
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7 Load commands from file, save to file, edit commands in file
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8 Multi-line commands
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9 Case-insensitive commands
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10 Special-character shortcut commands (beyond cmd's "@" and "!")
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11 Settable environment parameters
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12 Parsing commands with `optparse` options (flags)
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13 Redirection to file with >, >>; input from file with <
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14
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15 - Catherine Devlin, Jan 03 2008 - catherinedevlin.blogspot.com
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16
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17 CHANGES:
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18 As of 0.3.0, options should be specified as `optparse` options. See README.txt.
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19 flagReader.py options are still supported for backward compatibility
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20 """
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21 import cmd, re, os, sys, optparse, subprocess, tempfile, pyparsing, doctest
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22 from optparse import make_option
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23
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24 class OptionParser(optparse.OptionParser):
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25 def exit(self, status=0, msg=None):
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26 self.values._exit = True
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27 if msg:
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28 print msg
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29
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30 def error(self, msg):
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31 """error(msg : string)
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32
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33 Print a usage message incorporating 'msg' to stderr and exit.
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34 If you override this in a subclass, it should not return -- it
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35 should either exit or raise an exception.
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36 """
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37 raise
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38
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39 def options(option_list):
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40 def option_setup(func):
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41 optionParser = OptionParser()
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42 for opt in option_list:
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43 optionParser.add_option(opt)
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44 optionParser.set_usage("%s [options] arg" % func.__name__.strip('do_'))
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45 def newFunc(instance, arg):
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46 try:
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47 opts, arg = optionParser.parse_args(arg.split())
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48 arg = ' '.join(arg)
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49 except (optparse.OptionValueError, optparse.BadOptionError,
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50 optparse.OptionError, optparse.AmbiguousOptionError,
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51 optparse.OptionConflictError), e:
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52 print e
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53 optionParser.print_help()
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54 return
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55 if hasattr(opts, '_exit'):
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56 return None
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57 result = func(instance, arg, opts)
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58 return result
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59 newFunc.__doc__ = '%s\n%s' % (func.__doc__, optionParser.format_help())
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60 return newFunc
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61 return option_setup
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62
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63 class PasteBufferError(EnvironmentError):
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64 if sys.platform[:3] == 'win':
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65 errmsg = """Redirecting to or from paste buffer requires pywin32
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66 to be installed on operating system.
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67 Download from http://sourceforge.net/projects/pywin32/"""
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68 else:
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69 errmsg = """Redirecting to or from paste buffer requires xclip
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70 to be installed on operating system.
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71 On Debian/Ubuntu, 'sudo apt-get install xclip' will install it."""
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72 def __init__(self):
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73 Exception.__init__(self, self.errmsg)
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74
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75 '''check here if functions exist; otherwise, stub out'''
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76 pastebufferr = """Redirecting to or from paste buffer requires %s
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77 to be installed on operating system.
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78 %s"""
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79 if subprocess.mswindows:
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80 try:
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81 import win32clipboard
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82 def getPasteBuffer():
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83 win32clipboard.OpenClipboard(0)
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84 try:
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85 result = win32clipboard.GetClipboardData()
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86 except TypeError:
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87 result = '' #non-text
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88 win32clipboard.CloseClipboard()
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89 return result
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90 def writeToPasteBuffer(txt):
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91 win32clipboard.OpenClipboard(0)
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92 win32clipboard.EmptyClipboard()
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93 win32clipboard.SetClipboardText(txt)
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94 win32clipboard.CloseClipboard()
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95 except ImportError:
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96 def getPasteBuffer():
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97 raise OSError, pastebufferr % ('pywin32', 'Download from http://sourceforge.net/projects/pywin32/')
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98 setPasteBuffer = getPasteBuffer
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99 else:
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100 can_clip = False
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101 try:
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102 subprocess.check_call('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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103 can_clip = True
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104 except AttributeError: # check_call not defined, Python < 2.5
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105 teststring = 'Testing for presence of xclip.'
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106 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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107 xclipproc.stdin.write(teststring)
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108 xclipproc.stdin.close()
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109 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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110 if xclipproc.stdout.read() == teststring:
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111 can_clip = True
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112 except (subprocess.CalledProcessError, OSError, IOError):
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113 pass
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114 if can_clip:
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115 def getPasteBuffer():
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116 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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117 return xclipproc.stdout.read()
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118 def writeToPasteBuffer(txt):
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119 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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120 xclipproc.stdin.write(txt)
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121 xclipproc.stdin.close()
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122 # but we want it in both the "primary" and "mouse" clipboards
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123 xclipproc = subprocess.Popen('xclip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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124 xclipproc.stdin.write(txt)
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125 xclipproc.stdin.close()
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126 else:
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127 def getPasteBuffer():
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128 raise OSError, pastebufferr % ('xclip', 'On Debian/Ubuntu, install with "sudo apt-get install xclip"')
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129 setPasteBuffer = getPasteBuffer
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130
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131 pyparsing.ParserElement.setDefaultWhitespaceChars(' \t') # see http://pyparsing.wikispaces.com/message/view/home/1352689
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132
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133 class Arguments(str):
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134 def __new__(cls, s, parent):
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135 result = str.__new__(cls, s)
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136 result.parent = parent
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137 return result
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138
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139 class UserCommand(str):
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140 def __new__(cls, s, app):
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141 return str.__new__(cls, s)
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142 def __init__(self, s, app):
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143 self.terminator = None
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144 self.terminator_suffix = None
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145 s = s.strip()
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146 shortcut = app.shortcuts.get(s[0])
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147 if shortcut and hasattr(app, 'do_%s' % shortcut):
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148 s = '%s %s' % (shortcut, s[1:])
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149 self.searchable = self.asEntered = s
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150 self.app = app
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151 self.terminator_pattern = self.punctuationPattern(self.app.terminators)
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152 self.output_destination_pattern = self.punctuationPattern(['>>', '>'])
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153 self.input_source_pattern = self.punctuationPattern(['<'])
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154 self.pipe_destination_pattern = self.punctuationPattern(['|'])
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155 def punctuationPattern(self, punctuators):
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156 processed = punctuators[:]
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157 if not hasattr(processed[0], 'parseString'):
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158 processed[0] = pyparsing.Literal(processed[0])
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parents: 56
diff changeset
159 processed = reduce(lambda x, y: x ^ y, processed)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
160 processed.ignore(pyparsing.sglQuotedString)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
161 processed.ignore(pyparsing.dblQuotedString)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
162 pattern = pyparsing.SkipTo(processed) + processed + pyparsing.restOfLine
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
163 return pattern
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
164 def parse(self):
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
165 termination = self.terminator_pattern.searchString(self.asEntered)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
166 if termination:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
167 self.terminator = termination[0][1]
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
168 if len(termination[0]) > 3:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
169 self.terminator_suffix = termination[0][2]
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
170 punctuators = ['|','>','>>','<']
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
171 punctuators.extend(self.app.terminators)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
172 punctuated = self.punctuationPattern(punctuators).searchString(self.asEntered)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
173 if punctuated:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
174 self.executable, self.searchable = punctuated[0][0], self.asEntered[len(punctuated[0][0]):]
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
175 else:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
176 self.executable, self.searchable = self.asEntered, ''
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parents: 56
diff changeset
177 self.executable = self.executable.strip()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
178 try:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
179 self.cmd, self.arg = (pyparsing.Word(self.app.identchars)+pyparsing.restOfLine).parseString(self.executable)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
180 self.arg = Arguments(self.arg, self)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
181 except pyparsing.ParseException:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
182 self.cmd, self.arg = None, None
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
183
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parents: 56
diff changeset
184 def complete(self):
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
185 while not self.terminator_pattern.searchString(self.asEntered):
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parents: 56
diff changeset
186 inp = self.app.pseudo_raw_input(self.app.continuationPrompt)
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parents: 56
diff changeset
187 self.asEntered = '%s\n%s' % (self.asEntered, inp)
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parents: 56
diff changeset
188 def redirectedInput(self):
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parents: 56
diff changeset
189 inputFrom = self.input_source_pattern.searchString(self.searchable)
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parents: 56
diff changeset
190 if inputFrom:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
191 if inputFrom[0][-1].strip():
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
192 input = self.app.fileimport(source=inputFrom[0][-1].strip())
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
193 else:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
194 input = getPasteBuffer()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
195 if self.terminator:
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parents: 56
diff changeset
196 self.executable = '%s %s' % (self.executable, input)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
197 else:
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parents: 56
diff changeset
198 self.executable = '%s %s %s' % (self.executable, inputFrom[0][0], input)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
199 def pipeDestination(self):
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parents: 56
diff changeset
200 pipeTo = self.pipe_destination_pattern.searchString(self.searchable)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
201 return (pipeTo and pipeTo[0][-1]) or None
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
202 def redirectedOutput(self):
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parents: 56
diff changeset
203 outputTo = self.output_destination_pattern.searchString(self.searchable)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
204 if outputTo:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
205 dest = outputTo[0][-1].strip()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
206 if outputTo[0][1] == '>>':
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
207 mode = 'a'
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
208 else:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
209 mode = 'w'
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
210 return dest, mode
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
211 return None, None
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
212
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
213 class Cmd(cmd.Cmd):
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
214 caseInsensitive = True
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
215 multilineCommands = [] # commands that need a terminator to be finished
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
216 terminators = [';', pyparsing.LineEnd() + pyparsing.LineEnd()]
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
217 terminatorKeepingCommands = [] # commands that expect to process their own terminators (else it will be stripped during parse)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
218 continuationPrompt = '> '
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
219 shortcuts = {'?': 'help', '!': 'shell', '@': 'load'}
47
927bc07467de fixed misfind of editor
catherine@cordelia
parents: 46
diff changeset
220 excludeFromHistory = '''run r list l history hi ed edit li eof'''.split()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
221 defaultExtension = 'txt'
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
222 defaultFileName = 'command.txt'
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
223 editor = os.environ.get('EDITOR')
42
b3200c6e5763 inserting exception for quit...
catherine@cordelia
parents: 41
diff changeset
224 _STOP_AND_EXIT = 2
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
225 if not editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
226 if sys.platform[:3] == 'win':
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
227 editor = 'notepad'
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
228 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
229 for editor in ['gedit', 'kate', 'vim', 'emacs', 'nano', 'pico']:
47
927bc07467de fixed misfind of editor
catherine@cordelia
parents: 46
diff changeset
230 if not os.system('which %s' % (editor)):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
231 break
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
232
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
233 settable = ['prompt', 'continuationPrompt', 'defaultFileName', 'editor', 'caseInsensitive']
23
37bff80ef816 refactoring, no failure mode yet
catherine@localhost
parents: 22
diff changeset
234 _TO_PASTE_BUFFER = 1
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
235 def do_cmdenvironment(self, args):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
236 self.stdout.write("""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
237 Commands are %(casesensitive)scase-sensitive.
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
238 Commands may be terminated with: %(terminators)s
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
239 Settable parameters: %(settable)s
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
240 """ %
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
241 { 'casesensitive': (self.caseInsensitive or '') and 'not ',
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
242 'terminators': str(self.terminators),
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
243 'settable': ' '.join(self.settable)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
244 })
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
245
10
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
246 def do_help(self, arg):
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
247 cmd.Cmd.do_help(self, arg)
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
248 try:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
249 fn = getattr(self, 'do_' + arg)
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
250 if fn and fn.optionParser:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
251 fn.optionParser.print_help(file=self.stdout)
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
252 except AttributeError:
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
253 pass
47af95ad83c7 working the refactor still
catherine@localhost
parents: 4
diff changeset
254
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
255 def __init__(self, *args, **kwargs):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
256 cmd.Cmd.__init__(self, *args, **kwargs)
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
257 self.history = History()
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
258
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
259 def do_shortcuts(self, args):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
260 """Lists single-key shortcuts available."""
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
261 result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in self.shortcuts.items())
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
262 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
263
87
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
264 def strip_terminators(self, txt):
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parents: 56
diff changeset
265 termination = self.commmand_terminator_finder(txt)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
266 if termination:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
267 txt = termination[0]
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
268 return txt
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
269
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
270 def extractCommand(self, statement):
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
271 try:
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catherine@cordelia
parents: 2
diff changeset
272 (command, args) = statement.split(None,1)
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
273 except ValueError:
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
274 (command, args) = statement, ''
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
275 if self.caseInsensitive:
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
276 command = command.lower()
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
277 return command, args
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
278
44
b66372883bb4 marked to v 0.3.3
catherine@cordelia
parents: 43
diff changeset
279 def onecmd(self, line, assumeComplete=False):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
280 """Interpret the argument as though it had been typed in response
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
281 to the prompt.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
282
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
283 This may be overridden, but should not normally need to be;
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
284 see the precmd() and postcmd() methods for useful execution hooks.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
285 The return value is a flag indicating whether interpretation of
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
286 commands by the interpreter should stop.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
287
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
288 """
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
289 statekeeper = None
87
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
290 stop = 0
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
291 command, args = self.extractCommand(line)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
292 originalStatement = ' '.join([command, args])
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
293 statement = UserCommand(originalStatement, self)
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parents: 56
diff changeset
294 if (not assumeComplete) and (command in self.multilineCommands):
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
295 statement.complete()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
296 statement.parse()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
297 statement.redirectedInput()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
298 pipeTo = statement.pipeDestination()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
299 if pipeTo:
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
300 statekeeper = Statekeeper(self, ('stdout',))
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
301 dest = subprocess.Popen(pipeTo, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
302 self.stdout = dest.stdin
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
303 else: # can't pipe output AND send it to a file
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
304 outputTo, outputMode = statement.redirectedOutput()
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catherine@Elli.myhome.westell.com
parents: 56
diff changeset
305 if outputMode:
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
306 statekeeper = Statekeeper(self, ('stdout',))
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
307 if outputTo:
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
308 self.stdout = open(outputTo, outputMode)
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
309 else:
51
26e33f64f68e trying new unified pipe and redirect
catherine@localhost
parents: 50
diff changeset
310 self.stdout = tempfile.TemporaryFile()
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
311 if outputMode == 'a':
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
312 self.stdout.write(getPasteBuffer())
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
313
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
314 stop = cmd.Cmd.onecmd(self, statement)
0
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
315 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
316 if command not in self.excludeFromHistory:
50
dccf27f52f51 unifying pipe and redirect
catherine@localhost
parents: 49
diff changeset
317 self.history.append(originalStatement)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
318 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
319 if statekeeper:
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
320 if pipeTo:
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
321 for result in dest.communicate():
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
322 statekeeper.stdout.write(result or '')
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
323 elif outputMode and not outputTo:
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
324 self.stdout.seek(0)
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
325 writeToPasteBuffer(self.stdout.read())
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
326 self.stdout.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
327 statekeeper.restore()
52
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
328
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
329 return stop
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
330
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
331 def pseudo_raw_input(self, prompt):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
332 """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
333
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
334 if self.use_rawinput:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
335 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
336 line = raw_input(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
337 except EOFError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
338 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
339 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
340 self.stdout.write(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
341 self.stdout.flush()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
342 line = self.stdin.readline()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
343 if not len(line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
344 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
345 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
346 if line[-1] == '\n': # this was always true in Cmd
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
347 line = line[:-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
348 return line
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 def cmdloop(self, intro=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
351 """Repeatedly issue a prompt, accept input, parse an initial prefix
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
352 off the received input, and dispatch to action methods, passing them
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
353 the remainder of the line as argument.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
354 """
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
355
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
356 # 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
357 # has been split out so that it can be called separately
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
358
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
359 self.preloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
360 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
361 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
362 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
363 self.old_completer = readline.get_completer()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
364 readline.set_completer(self.complete)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
365 readline.parse_and_bind(self.completekey+": complete")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
366 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
367 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
368 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
369 if intro is not None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
370 self.intro = intro
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
371 if self.intro:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
372 self.stdout.write(str(self.intro)+"\n")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
373 stop = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
374 while not stop:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
375 if self.cmdqueue:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
376 line = self.cmdqueue.pop(0)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
377 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
378 line = self.pseudo_raw_input(self.prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
379 line = self.precmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
380 stop = self.onecmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
381 stop = self.postcmd(stop, line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
382 self.postloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
383 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
384 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
385 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
386 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
387 readline.set_completer(self.old_completer)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
388 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
389 pass
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
390 return stop
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
391
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
392 def do_EOF(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
393 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
394 do_eof = do_EOF
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
395
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
396 def clean(self, s):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
397 """cleans up a string"""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
398 if self.caseInsensitive:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
399 return s.strip().lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
400 return s.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
401
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
402 def parseline(self, line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
403 """Parse the line into a command name and a string containing
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
404 the arguments. Returns a tuple containing (command, args, line).
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
405 '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
406 """
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
407 if not line.executable:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
408 return None, None, line
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
409 return line.cmd, line.arg, line.executable
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
410 def showParam(self, param):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
411 param = self.clean(param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
412 if param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
413 val = getattr(self, param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
414 self.stdout.write('%s: %s\n' % (param, str(getattr(self, param))))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
415
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
416 def do_quit(self, arg):
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
417 return self._STOP_AND_EXIT
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
418 do_exit = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
419 do_q = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
420
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
421 def do_show(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
422 'Shows value of a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
423 if arg.strip():
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
424 self.showParam(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
425 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
426 for param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
427 self.showParam(param)
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 def do_set(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
430 'Sets a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
431 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
432 paramName, val = arg.split(None, 1)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
433 paramName = self.clean(paramName)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
434 if paramName not in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
435 raise NotSettableError
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
436 currentVal = getattr(self, paramName)
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
437 val = cast(currentVal, self.strip_terminators(val))
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
438 setattr(self, paramName, val)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
439 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
440 except (ValueError, AttributeError, NotSettableError), e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
441 self.do_show(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
442
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
443 def do_shell(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
444 'execute a command as if at the OS prompt.'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
445 os.system(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
446
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
447 def do_history(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
448 """history [arg]: lists past commands issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
449
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
450 no arg -> list all
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
451 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
452 arg is string -> string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
453 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
454 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
455 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
456 history = self.history.get(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
457 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
458 history = self.history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
459 for hi in history:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
460 self.stdout.write(hi.pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
461 def last_matching(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
462 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
463 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
464 return self.history.get(arg)[-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
465 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
466 return self.history[-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
467 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
468 return None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
469 def do_list(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
470 """list [arg]: lists last command issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
471
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
472 no arg -> list absolute last
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
473 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
474 - arg, arg - (integer) -> list up to or after #arg
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
475 arg is string -> list last command matching string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
476 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
477 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
478 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
479 self.stdout.write(self.last_matching(arg).pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
480 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
481 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
482 do_hi = do_history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
483 do_l = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
484 do_li = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
485
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
486 def do_ed(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
487 """ed: edit most recent command in text editor
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
488 ed [N]: edit numbered command from history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
489 ed [filename]: edit specified file name
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
490
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
491 commands are run after editor is closed.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
492 "set edit (program-name)" or set EDITOR environment variable
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
493 to control which editing program is used."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
494 if not self.editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
495 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
496 return
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
497 filename = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
498 buffer = ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
499 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
500 arg = int(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
501 buffer = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
502 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
503 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
504 filename = arg
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
505 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
506 buffer = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
507
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
508 if buffer:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
509 f = open(filename, 'w')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
510 f.write(buffer or '')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
511 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
512
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
513 os.system('%s %s' % (self.editor, filename))
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
514 self.do__load(filename)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
515 do_edit = do_ed
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
516
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
517 def do_save(self, fname=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
518 """Saves most recent command to a file."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
519
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
520 if fname is None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
521 fname = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
522 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
523 f = open(fname, 'w')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
524 f.write(self.history[-1])
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 except Exception, e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
527 print 'Error saving %s: %s' % (fname, str(e))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
528
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
529 def do_load(self, fname=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
530 """Runs command(s) from a file."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
531 if fname is None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
532 fname = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
533 keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuationPrompt'))
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
534 if isinstance(fname, file):
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
535 self.stdin = fname
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
536 else:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
537 try:
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
538 self.stdin = open(fname, 'r')
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
539 except IOError, e:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
540 try:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
541 self.stdin = open('%s.%s' % (fname, self.defaultExtension), 'r')
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
542 except IOError:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
543 print 'Problem opening file %s: \n%s' % (fname, e)
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
544 keepstate.restore()
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
545 return
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
546 self.use_rawinput = False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
547 self.prompt = self.continuationPrompt = ''
42
b3200c6e5763 inserting exception for quit...
catherine@cordelia
parents: 41
diff changeset
548 stop = self.cmdloop()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
549 self.stdin.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
550 keepstate.restore()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
551 self.lastcmd = ''
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
552 return (stop == self._STOP_AND_EXIT) and self._STOP_AND_EXIT
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
553 do__load = do_load # avoid an unfortunate legacy use of do_load from sqlpython
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
554
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
555 def do_run(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
556 """run [arg]: re-runs an earlier command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
557
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
558 no arg -> run most recent command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
559 arg is integer -> run one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
560 arg is string -> run most recent command by string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
561 arg is /enclosed in forward-slashes/ -> run most recent by regex
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
562 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
563 'run [N]: runs the SQL that was run N commands ago'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
564 runme = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
565 print runme
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
566 if runme:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
567 runme = self.precmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
568 stop = self.onecmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
569 stop = self.postcmd(stop, runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
570 do_r = do_run
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
571
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
572 def fileimport(self, source):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
573 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
574 f = open(source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
575 except IOError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
576 self.stdout.write("Couldn't read from file %s\n" % source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
577 return ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
578 data = f.read()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
579 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
580 return data
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
581
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
582 class HistoryItem(str):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
583 def __init__(self, instr):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
584 str.__init__(self, instr)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
585 self.lowercase = self.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
586 self.idx = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
587 def pr(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
588 return '-------------------------[%d]\n%s\n' % (self.idx, str(self))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
589
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
590 class History(list):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
591 rangeFrom = re.compile(r'^([\d])+\s*\-$')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
592 def append(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
593 new = HistoryItem(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
594 list.append(self, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
595 new.idx = len(self)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
596 def extend(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
597 for n in new:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
598 self.append(n)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
599 def get(self, getme):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
600 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
601 getme = int(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
602 if getme < 0:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
603 return self[:(-1 * getme)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
604 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
605 return [self[getme-1]]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
606 except IndexError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
607 return []
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
608 except (ValueError, TypeError):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
609 getme = getme.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
610 mtch = self.rangeFrom.search(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
611 if mtch:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
612 return self[(int(mtch.group(1))-1):]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
613 if getme.startswith(r'/') and getme.endswith(r'/'):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
614 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
615 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
616 return finder.search(hi)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
617 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
618 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
619 return (getme.lower() in hi.lowercase)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
620 return [itm for itm in self if isin(itm)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
621
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
622 class NotSettableError(Exception):
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623 pass
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parents:
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624
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625 def cast(current, new):
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626 """Tries to force a new value into the same type as the current."""
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627 typ = type(current)
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628 if typ == bool:
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diff changeset
629 try:
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630 return bool(int(new))
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631 except ValueError, TypeError:
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632 pass
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
633 try:
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parents:
diff changeset
634 new = new.lower()
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diff changeset
635 except:
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parents:
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636 pass
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parents:
diff changeset
637 if (new=='on') or (new[0] in ('y','t')):
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diff changeset
638 return True
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639 if (new=='off') or (new[0] in ('n','f')):
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diff changeset
640 return False
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parents:
diff changeset
641 else:
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parents:
diff changeset
642 try:
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parents:
diff changeset
643 return typ(new)
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parents:
diff changeset
644 except:
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catherine@DellZilla.myhome.westell.com
parents:
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645 pass
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
646 print "Problem setting parameter (now %s) to %s; incorrect type?" % (current, new)
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parents:
diff changeset
647 return current
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parents:
diff changeset
648
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parents:
diff changeset
649 class Statekeeper(object):
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650 def __init__(self, obj, attribs):
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651 self.obj = obj
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diff changeset
652 self.attribs = attribs
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diff changeset
653 self.save()
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
654 def save(self):
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parents:
diff changeset
655 for attrib in self.attribs:
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parents:
diff changeset
656 setattr(self, attrib, getattr(self.obj, attrib))
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parents:
diff changeset
657 def restore(self):
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catherine@DellZilla.myhome.westell.com
parents:
diff changeset
658 for attrib in self.attribs:
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parents:
diff changeset
659 setattr(self.obj, attrib, getattr(self, attrib))
87
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
660
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
661 if __name__ == '__main__':
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parents: 56
diff changeset
662 doctest.testmod()
683ed678b636 restoring IOError to xclip trap; backing out weird hg problem
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
663