2008-11-08 10:30:04 -05:00
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import os, commands, re, tempfile
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2008-03-17 03:16:15 -04:00
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from subprocess import Popen, PIPE, STDOUT
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2008-10-19 20:01:58 -04:00
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import buffer, default, dirutil, regex, term, util, window
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2008-03-17 03:16:15 -04:00
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from point import Point
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2008-11-08 11:18:48 -05:00
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from method import Method, Argument
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2008-03-17 03:16:15 -04:00
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class Exec(Method):
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'''Execute a command in a shell and put the output in a new buffer'''
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2008-03-20 21:58:30 -04:00
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show_success = True
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2008-03-17 03:16:15 -04:00
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args = [Argument('cmd', prompt="Exec: ", datatype='shell')]
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2008-10-04 12:09:15 -04:00
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def _doit(self, w, path, cmd, cmdname=None, bufname=None, cmddir=None, opts={}):
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2008-03-21 01:32:03 -04:00
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if cmddir:
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cmd = "cd %r && %s" % (cmddir, cmd)
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2008-10-04 12:09:15 -04:00
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d = dict(opts)
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2008-03-17 03:16:15 -04:00
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if path:
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2008-10-04 12:09:15 -04:00
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d['path'] = path
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try:
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cmd = cmd % d
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except:
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pass
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2008-03-18 10:51:47 -04:00
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2008-11-13 23:44:41 -05:00
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if bufname is None: bufname = '*%s*' % self.name.title()
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if cmdname is None: cmdname = cmd.split(None, 1)[0]
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p = Popen(cmd, shell=True, stdout=PIPE, stderr=STDOUT)
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output = p.stdout.read()
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result = p.wait()
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status = os.WEXITSTATUS(result)
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2008-03-20 21:58:30 -04:00
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if not os.WIFEXITED(result):
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err = True
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errmsg = "%s: killed by signal %r" % (cmdname, os.WTERMSIG(result))
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elif status != 0:
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err = True
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errmsg = "%s: failed with status %r" % (cmdname, status)
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else:
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err = False
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errmsg = "%s: ok" % (cmdname,)
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if output:
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switch_to = err or self.show_success
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w.application.data_buffer(bufname, output, switch_to=switch_to)
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w.set_error(errmsg)
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2008-03-18 10:51:47 -04:00
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2008-03-17 03:16:15 -04:00
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def _execute(self, w, **vargs):
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if w.buffer.btype == 'dir':
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name = dirutil.resolve_name(w)
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path = dirutil.resolve_path(w)
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self._doit(w, path, vargs['cmd'])
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dirutil.find_name(w, name)
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elif hasattr(w.buffer, 'path'):
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path = w.buffer.path
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self._doit(w, path, vargs['cmd'])
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else:
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self._doit(w, None, vargs['cmd'])
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2008-10-19 20:01:58 -04:00
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class Man(Exec):
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'''Execute a command in a shell and put the output in a new buffer'''
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args = [Argument('name', prompt="Program: ")]
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def _execute(self, w, **vargs):
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name = vargs['name']
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cmd = 'man %r' % name
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p = Popen(cmd, shell=True, stdout=PIPE, stderr=STDOUT)
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output = p.stdout.read()
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result = p.wait()
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status = os.WEXITSTATUS(result)
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if not os.WIFEXITED(result):
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err = True
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errmsg = "man: killed by signal %r" % os.WTERMSIG(result)
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elif status != 0:
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err = True
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errmsg = "man: failed with status %r" % status
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else:
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err = False
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errmsg = "man: ok"
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if output:
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xterm = term.XTerm()
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2008-11-03 09:30:06 -05:00
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output = xterm.term_filter(output)
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2008-10-19 20:01:58 -04:00
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switch_to = err or self.show_success
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w.application.data_buffer('*Manpage*', output, switch_to=switch_to)
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w.set_error(errmsg)
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2008-03-17 03:16:15 -04:00
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class Pipe(Method):
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'''Pipe the buffer's contents through the command, and display the output in a new buffer'''
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args = [Argument('cmd', datatype="str", prompt="Command: ")]
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def _parse(self, w, **vargs):
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# return 3 things: prog name, cmd, and whether to use the shell
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m = regex.shell_command.match(vargs['cmd'])
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if m:
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prog = m.group(0)
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return (prog, vargs['cmd'], True)
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else:
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return (None, None, False)
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2008-03-18 10:51:47 -04:00
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def _display(self, w, data, status, prog, cmd, shell):
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2008-03-20 09:31:43 -04:00
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lines = data.split('\n')
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if lines and lines[-1] == '':
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lines = lines[:-1]
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if status == 0 and len(lines) == 1:
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w.set_error("%s output: %r" % (prog, lines[0]))
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else:
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bufname = '*%s*' % self.name.title()
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w.application.data_buffer(bufname, data, switch_to=True)
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w.set_error("%s exited with status %d" % (prog, status))
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2008-03-18 10:51:47 -04:00
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2008-03-17 03:16:15 -04:00
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def _execute(self, w, **vargs):
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(prog, cmd, shell) = self._parse(w, **vargs)
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if prog is None or not cmd:
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return
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2008-10-06 00:55:38 -04:00
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self._dopipe(w, prog, cmd, shell)
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2008-03-17 03:16:15 -04:00
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2008-10-06 00:55:38 -04:00
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def _dopipe(self, w, prog, cmd, shell):
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2008-03-17 03:16:15 -04:00
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pipe = Popen(cmd, shell=shell, stdin=PIPE, stdout=PIPE, stderr=STDOUT)
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pid = pipe.pid
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indata = w.buffer.make_string()
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pipe.stdin.write(indata)
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pipe.stdin.close()
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outdata = pipe.stdout.read()
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2008-03-18 10:51:47 -04:00
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status = pipe.wait() >> 8
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2008-03-17 03:16:15 -04:00
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2008-03-18 10:51:47 -04:00
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self._display(w, outdata, status, prog, cmd, shell)
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2008-03-17 03:16:15 -04:00
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class Grep(Pipe):
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'''Grep the buffer's contents for instances of a pattern, and display them in a new buffer'''
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args = [Argument('pattern', datatype="str", prompt="Pattern: ")]
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def _parse(self, w, **vargs):
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return ('grep', ('grep', '-E', '-n', vargs['pattern']), False)
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class Sed(Pipe):
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'''Push the buffer's contents through a sed expression'''
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args = [Argument('expression', datatype="str", prompt="Expression: ")]
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def _parse(self, w, **vargs):
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return ('grep', ('sed', '-r', '-e', vargs['expression']), False)
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2009-03-03 21:10:32 -05:00
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class Interact(Method):
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'''Interact with a program via a PTY'''
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args = [Argument('bname', datatype="str", prompt="Buffer Name: ",
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default=default.build_constant('*Interact*')),
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Argument('cmd', datatype="str", prompt="Command: ",
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default=default.build_constant('bash'))]
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def _execute(self, w, **vargs):
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bname = vargs['bname']
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cmd = vargs['cmd']
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a = w.application
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a.close_buffer_by_name(bname)
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b = buffer.emul.XTermBuffer(a, cmd, [], name=bname)
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a.add_buffer(b)
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window.Window(b, a)
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if a.window().buffer is not b:
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a.switch_buffer(b)
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