annotate cmd2.py @ 38:ed1f390c142d

all but flags
author devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
date Thu, 03 Jan 2008 13:23:06 -0500
parents 38aa4f49f095
children 5d29e6a21c6f
rev   line source
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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 override 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
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13 todo:
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14 edited commands end with "EOF". Hmm.
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15 flags
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16 >
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17 """
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18 import cmd, re, os, sys
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19
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20 class Cmd(cmd.Cmd):
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21 caseInsensitive = True
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22 multilineCommands = []
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23 continuationPrompt = '> '
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24 shortcuts = {'?': 'help', '!': 'shell', '@': 'load'}
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25 excludeFromHistory = '''run r list l history hi ed li eof'''.split()
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26 defaultExtension = 'txt'
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27 defaultFileName = 'command.txt'
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28 editor = os.environ.get('EDITOR')
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29 if not editor:
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30 if sys.platform[:3] == 'win':
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31 editor = 'notepad'
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32 settable = ['prompt', 'continuationPrompt', 'defaultFileName', 'editor', 'caseInsensitive']
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33 terminators = ';\n'
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34 def do_cmdenvironment(self, args):
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35 self.stdout.write("""
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36 Commands are %(casesensitive)scase-sensitive.
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37 Commands may be terminated with: %(terminators)s
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38 Settable parameters: %(settable)s
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39 """ %
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40 { 'casesensitive': 'not ' if self.caseInsensitive else '',
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41 'terminators': ' '.join(self.terminators),
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42 'settable': ' '.join(self.settable)
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43 })
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44
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45 def __init__(self, *args, **kwargs):
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46 cmd.Cmd.__init__(self, *args, **kwargs)
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47 self.history = History()
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48
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49 def onecmd(self, line):
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50 """Interpret the argument as though it had been typed in response
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51 to the prompt.
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52
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53 This may be overridden, but should not normally need to be;
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54 see the precmd() and postcmd() methods for useful execution hooks.
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55 The return value is a flag indicating whether interpretation of
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56 commands by the interpreter should stop.
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58 """
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59 try:
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60 (command, args) = line.split(None,1)
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61 except ValueError:
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62 (command, args) = line, ''
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63 if self.caseInsensitive:
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64 command = command.lower()
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65 statement = ' '.join([command, args])
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66 if command in self.multilineCommands:
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67 statement = self.finishStatement(statement)
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68 stop = cmd.Cmd.onecmd(self, statement)
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69 try:
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70 command = statement.split(None,1)[0].lower()
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71 if command not in self.excludeFromHistory:
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72 self.history.append(statement)
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73 finally:
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74 return stop
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75
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76 def finishStatement(self, firstline):
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77 statement = firstline
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78 while not self.statementHasEnded(statement):
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79 inp = self.pseudo_raw_input(self.continuationPrompt)
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80 statement = '%s\n%s' % (statement, inp)
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81 return statement
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82 # assembling a list of lines and joining them at the end would be faster,
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83 # but statementHasEnded needs a string arg; anyway, we're getting
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84 # user input and users are slow.
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85
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86 def pseudo_raw_input(self, prompt):
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87 """copied from cmd's cmdloop; like raw_input, but accounts for changed stdin, stdout"""
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88
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89 if self.use_rawinput:
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90 try:
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91 line = raw_input(prompt)
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92 except EOFError:
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93 line = 'EOF'
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94 else:
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95 self.stdout.write(prompt)
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96 self.stdout.flush()
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97 line = self.stdin.readline()
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98 if not len(line):
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99 line = 'EOF'
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100 else:
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101 if line[-1] == '\n': # this was always true in Cmd
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102 line = line[:-1]
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103 return line
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104
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105 def cmdloop(self, intro=None):
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106 """Repeatedly issue a prompt, accept input, parse an initial prefix
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107 off the received input, and dispatch to action methods, passing them
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108 the remainder of the line as argument.
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109 """
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110
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111 # An almost perfect copy from Cmd; however, the pseudo_raw_input portion
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112 # has been split out so that it can be called separately
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113
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114 self.preloop()
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115 if self.use_rawinput and self.completekey:
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116 try:
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117 import readline
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118 self.old_completer = readline.get_completer()
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119 readline.set_completer(self.complete)
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120 readline.parse_and_bind(self.completekey+": complete")
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121 except ImportError:
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122 pass
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123 try:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
124 if intro is not None:
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parents: 31
diff changeset
125 self.intro = intro
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parents: 31
diff changeset
126 if self.intro:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
127 self.stdout.write(str(self.intro)+"\n")
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parents: 31
diff changeset
128 stop = None
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parents: 31
diff changeset
129 while not stop:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
130 if self.cmdqueue:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
131 line = self.cmdqueue.pop(0)
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parents: 31
diff changeset
132 else:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
133 line = self.pseudo_raw_input(self.prompt)
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
134 line = self.precmd(line)
ebefe2d57e3b multiline stops after line 2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
135 stop = self.onecmd(line)
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
136 stop = self.postcmd(stop, line)
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
137 self.postloop()
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parents: 31
diff changeset
138 finally:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
139 if self.use_rawinput and self.completekey:
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parents: 31
diff changeset
140 try:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
141 import readline
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
142 readline.set_completer(self.old_completer)
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parents: 31
diff changeset
143 except ImportError:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 31
diff changeset
144 pass
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parents: 31
diff changeset
145
22
221095f3a4af all load done but a bad chop
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parents: 21
diff changeset
146 def do_EOF(self, arg):
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 21
diff changeset
147 return True
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 21
diff changeset
148 do_eof = do_EOF
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parents: 21
diff changeset
149
33
061f40299ed5 ed now perfect except for eof
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 32
diff changeset
150 statementEndPattern = re.compile(r'[%s]\s*$' % terminators)
17
25e908abf199 multiline into cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 16
diff changeset
151 def statementHasEnded(self, lines):
33
061f40299ed5 ed now perfect except for eof
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 32
diff changeset
152 return bool(self.statementEndPattern.search(lines)) \
061f40299ed5 ed now perfect except for eof
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 32
diff changeset
153 or lines[-3:] == 'EOF'
19
25f22e742a68 statement ends fixed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 18
diff changeset
154
25
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parents: 24
diff changeset
155 def clean(self, s):
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
156 """cleans up a string"""
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parents: 24
diff changeset
157 if self.caseInsensitive:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
158 return s.strip().lower()
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
159 return s.strip()
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parents: 24
diff changeset
160
20
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
161 def parseline(self, line):
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
162 """Parse the line into a command name and a string containing
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
163 the arguments. Returns a tuple containing (command, args, line).
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
164 'command' and 'args' may be None if the line couldn't be parsed.
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
165 """
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
166 line = line.strip()
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
167 if not line:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
168 return None, None, line
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
169 shortcut = self.shortcuts.get(line[0])
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
170 if shortcut and hasattr(self, 'do_%s' % shortcut):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
171 line = '%s %s' % (shortcut, line[1:])
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
172 i, n = 0, len(line)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
173 while i < n and line[i] in self.identchars: i = i+1
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
174 cmd, arg = line[:i], line[i:].strip().strip(self.terminators)
20
d6d64c2e3b98 shortcuts
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parents: 19
diff changeset
175 return cmd, arg, line
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parents: 19
diff changeset
176
25
c99853267a44 introducing parameters
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parents: 24
diff changeset
177 def showParam(self, param):
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parents: 24
diff changeset
178 param = self.clean(param)
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
179 if param in self.settable:
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parents: 24
diff changeset
180 val = getattr(self, param)
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
181 self.stdout.write('%s: %s\n' % (param, str(getattr(self, param))))
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
182
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
183 def do_show(self, arg):
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
184 'Shows value of a parameter'
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
185 if arg.strip():
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
186 self.showParam(arg)
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parents: 24
diff changeset
187 else:
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parents: 24
diff changeset
188 for param in self.settable:
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
189 self.showParam(param)
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parents: 24
diff changeset
190
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
191 def do_set(self, arg):
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
192 'Sets a parameter'
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parents: 24
diff changeset
193 try:
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
194 paramName, val = arg.split(None, 1)
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
195 paramName = self.clean(paramName)
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
196 if paramName not in self.settable:
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
197 raise NotSettableError
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parents: 24
diff changeset
198 currentVal = getattr(self, paramName)
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
199 val = cast(currentVal, val.strip(self.terminators))
25
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
200 setattr(self, paramName, val)
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
201 self.stdout.write('%s - was: %s\nnow: %s\n' % (paramName, currentVal, val))
30
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
202 except (ValueError, AttributeError, NotSettableError), e:
25
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
203 self.do_show(arg)
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
204
20
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
205 def do_shell(self, arg):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
206 'execute a command as if at the OS prompt.'
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
207 os.system(arg)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
208
16
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
209 def do_history(self, arg):
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devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
210 """history [arg]: lists past commands issued
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
211
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
212 no arg -> list all
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
213 arg is integer -> list one history item, by index
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
214 arg is string -> string search
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
215 arg is /enclosed in forward-slashes/ -> regular expression search
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
216 """
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
217 if arg:
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
218 history = self.history.get(arg)
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
219 else:
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
220 history = self.history
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
221 for hi in history:
21
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
222 self.stdout.write(hi.pr())
16
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
223 def last_matching(self, arg):
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
224 try:
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
225 if arg:
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
226 return self.history.get(arg)[-1]
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
227 else:
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
228 return self.history[-1]
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
229 except:
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
230 return None
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
231 def do_list(self, arg):
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
232 """list [arg]: lists last command issued
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
233
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
234 no arg -> list absolute last
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
235 arg is integer -> list one history item, by index
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
236 - arg, arg - (integer) -> list up to or after #arg
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
237 arg is string -> list last command matching string search
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
238 arg is /enclosed in forward-slashes/ -> regular expression search
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
239 """
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
240 try:
21
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
241 self.stdout.write(self.last_matching(arg).pr())
16
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
242 except:
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
243 pass
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
244 do_hi = do_history
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
245 do_l = do_list
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
246 do_li = do_list
21
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
247
27
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
248 def do_ed(self, arg):
36
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
249 """ed: edit most recent command in text editor
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
250 ed [N]: edit numbered command from history
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
251 ed [filename]: edit specified file name
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
252
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
253 commands are run after editor is closed."""
27
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
254 if not self.editor:
30
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
255 print "please use 'set editor' to specify your text editing program of choice."
27
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
256 return
36
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
257 filename = self.defaultFileName
37
38aa4f49f095 untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 36
diff changeset
258 buffer = ''
36
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
259 try:
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
260 arg = int(arg)
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
261 buffer = self.last_matching(arg)
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
262 except:
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
263 if arg:
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
264 filename = arg
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
265 else:
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
266 buffer = self.last_matching(arg)
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
267
37
38aa4f49f095 untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 36
diff changeset
268 if buffer:
38aa4f49f095 untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 36
diff changeset
269 f = open(filename, 'w')
38aa4f49f095 untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 36
diff changeset
270 f.write(buffer or '')
38aa4f49f095 untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 36
diff changeset
271 f.close()
38aa4f49f095 untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 36
diff changeset
272
36
6315f75c45ae untested redo of edit
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 35
diff changeset
273 os.system('%s %s' % (self.editor, filename))
38
ed1f390c142d all but flags
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 37
diff changeset
274 self.do_load(filename)
27
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
275 do_edit = do_ed
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
276
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
277 def do_save(self, fname=None):
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
278 """Saves most recent command to a file."""
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
279
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
280 if fname is None:
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
281 fname = self.defaultFileName
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
282 try:
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
283 f = open(fname, 'w')
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
284 f.write(self.history[-1])
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
285 f.close()
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
286 except Exception, e:
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
287 print 'Error saving %s: %s' % (fname, str(e))
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
288
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
289 def do_load(self, fname=None):
21
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
290 """Runs command(s) from a file."""
27
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
291 if fname is None:
ca6f34be3397 working on ed
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 26
diff changeset
292 fname = self.defaultFileName
24
7a89805a47b1 load cleaned up
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 23
diff changeset
293 keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuationPrompt'))
21
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
294 try:
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
295 self.stdin = open(fname, 'r')
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
296 except IOError, e:
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
297 try:
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
298 self.stdin = open('%s.%s' % (fname, self.defaultExtension), 'r')
29
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
299 except IOError:
21
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
300 print 'Problem opening file %s: \n%s' % (fname, e)
29
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
301 keepstate.restore()
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
302 return
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
303 self.use_rawinput = False
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
304 self.prompt = self.continuationPrompt = ''
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
305 self.cmdloop()
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
306 self.stdin.close()
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
307 keepstate.restore()
a6f68b25ae16 load is perfect
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 27
diff changeset
308 self.lastcmd = ''
34
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
309
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
310 def do_run(self, arg):
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
311 """run [arg]: re-runs an earlier command
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
312
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
313 no arg -> run most recent command
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
314 arg is integer -> run one history item, by index
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
315 arg is string -> run most recent command by string search
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
316 arg is /enclosed in forward-slashes/ -> run most recent by regex
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
317 """
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
318 'run [N]: runs the SQL that was run N commands ago'
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
319 runme = self.last_matching(arg)
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
320 print runme
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
321 if runme:
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
322 runme = self.precmd(runme)
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
323 stop = self.onecmd(runme)
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
324 stop = self.postcmd(stop, runme)
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 33
diff changeset
325 do_r = do_run
24
7a89805a47b1 load cleaned up
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 23
diff changeset
326
20
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
327 class HistoryItem(str):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
328 def __init__(self, instr):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
329 str.__init__(self, instr)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
330 self.lowercase = self.lower()
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
331 self.idx = None
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
332 def pr(self):
21
8b55aaa52ce9 working on load, and preserving stdin/out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 20
diff changeset
333 return '-------------------------[%d]\n%s\n' % (self.idx, str(self))
20
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
334
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
335 class History(list):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
336 rangeFrom = re.compile(r'^([\d])+\s*\-$')
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
337 def append(self, new):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
338 new = HistoryItem(new)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
339 list.append(self, new)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
340 new.idx = len(self)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
341 def extend(self, new):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
342 for n in new:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
343 self.append(n)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
344 def get(self, getme):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
345 try:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
346 getme = int(getme)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
347 if getme < 0:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
348 return self[:(-1 * getme)]
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
349 else:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
350 return [self[getme-1]]
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
351 except IndexError:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
352 return []
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
353 except (ValueError, TypeError):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
354 getme = getme.strip()
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
355 mtch = self.rangeFrom.search(getme)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
356 if mtch:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
357 return self[(int(mtch.group(1))-1):]
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
358 if getme.startswith(r'/') and getme.endswith(r'/'):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
359 finder = re.compile(getme[1:-1], re.DOTALL | re.MULTILINE | re.IGNORECASE)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
360 def isin(hi):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
361 return finder.search(hi)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
362 else:
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
363 def isin(hi):
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
364 return (getme.lower() in hi.lowercase)
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
365 return [itm for itm in self if isin(itm)]
d6d64c2e3b98 shortcuts
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 19
diff changeset
366
25
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
367 class NotSettableError(Exception):
30
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
368 pass
16
2776755a3a7e beginning separation of cmd2
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents:
diff changeset
369
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
370 def cast(current, new):
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
371 """Tries to force a new value into the same type as the current."""
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
372 typ = type(current)
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
373 if typ == bool:
30
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
374 try:
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
375 return bool(int(new))
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
376 except ValueError, TypeError:
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
377 pass
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
378 try:
30
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
379 new = new.lower()
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
380 except:
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
381 pass
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
382 if (new=='on') or (new[0] in ('y','t')):
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
383 return True
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
384 if (new=='off') or (new[0] in ('n','f')):
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
385 return False
30
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
386 else:
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
387 try:
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
388 return typ(new)
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
389 except:
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
390 pass
30
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
391 print "Problem setting parameter (now %s) to %s; incorrect type?" % (current, new)
2739250177ed load fixed?
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 29
diff changeset
392 return current
26
bb3fb24b6f5f settables ironed out
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 25
diff changeset
393
25
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
394 class Statekeeper(object):
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
395 def __init__(self, obj, attribs):
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
396 self.obj = obj
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
397 self.attribs = attribs
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
398 self.save()
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
399 def save(self):
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
400 for attrib in self.attribs:
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
401 setattr(self, attrib, getattr(self.obj, attrib))
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
402 def restore(self):
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
403 for attrib in self.attribs:
c99853267a44 introducing parameters
devlinjs@FA7CZA6N1254998.wrightpatterson.afmc.ds.af.mil
parents: 24
diff changeset
404 setattr(self.obj, attrib, getattr(self, attrib))