90 lines
3.1 KiB
Python
90 lines
3.1 KiB
Python
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import method, mode2, os.path
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from lex3 import Grammar, PatternRule, RegionRule, PatternGroupRule
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from point2 import Point
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class PermGrammar(Grammar):
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rules = [
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PatternRule(r'set', r's'),
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PatternRule(r'read', r'r'),
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PatternRule(r'write', r'w'),
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PatternRule(r'exec', r'x'),
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]
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class PathGrammar(Grammar):
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rules = [
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RegionRule(r'perm', r'(?<=^.)', PermGrammar, r' '),
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PatternGroupRule(r'fields', r'owner', r'[^ ]+ +', r'group', r'[^ ]+ +',
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r'size', r'[^ ]+ +',
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r'mtime', r'[A-Za-z]{3} [ 0-9]{2} [0-9]{2}:[0-9]{2} +',
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r'name', r'[^\n]*'),
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]
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class DirGrammar(Grammar):
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rules = [
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RegionRule(r'file', r'^-', PathGrammar, r'\n'),
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RegionRule(r'blk', r'^b', PathGrammar, r'\n'),
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RegionRule(r'chr', r'^c', PathGrammar, r'\n'),
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RegionRule(r'dir', r'^d', PathGrammar, r'\n'),
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RegionRule(r'lnk', r'^l', PathGrammar, r'\n'),
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RegionRule(r'fifo', r'^p', PathGrammar, r'\n'),
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RegionRule(r'sock', r'^s', PathGrammar, r'\n'),
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RegionRule(r'unk', r'^\?', PathGrammar, r'\n'),
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]
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class Dir(mode2.Fundamental):
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grammar = DirGrammar()
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colors = {
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'blk.start': ('cyan', 'default'),
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'blk.name': ('cyan', 'default'),
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'chr.start': ('yellow', 'default'),
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'chr.name': ('yellow', 'default'),
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'dir.start': ('blue', 'default'),
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'dir.name': ('blue', 'default'),
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'lnk.start': ('green', 'default'),
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'lnk.name': ('green', 'default'),
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'fifo.start': ('red', 'default'),
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'fifo.name': ('red', 'default'),
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'sock.start': ('red', 'default'),
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'sock.name': ('red', 'default'),
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'unk.start': ('magenta', 'default'),
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'unk.name': ('magenta', 'default'),
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'perm.set': ('red', 'default'),
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'perm.read': ('magenta', 'default'),
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'perm.write': ('magenta', 'default'),
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'perm.exec': ('magenta', 'default'),
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'owner': ('blue', 'default'),
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'group': ('cyan', 'default'),
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'size': ('yellow', 'default'),
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'mtime': ('green', 'default'),
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}
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def __init__(self, w):
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mode2.Fundamental.__init__(self, w)
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self.add_action(Chmod())
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self.add_action(Chown())
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self.add_action(Chgrp())
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self.add_action_and_bindings(OpenPath(), ('RETURN',))
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def name(self):
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return "Dir"
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class Chmod(method.Method):
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def _execute(self, w, **vargs):
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w.set_error('chmod not implemented')
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class Chown(method.Method):
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def _execute(self, w, **vargs):
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w.set_error('chown not implemented')
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class Chgrp(method.Method):
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def _execute(self, w, **vargs):
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w.set_error('chgrp not implemented')
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class OpenPath(method.Method):
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def _execute(self, w, **vargs):
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assert w.buffer.btype == 'dir'
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c = w.logical_cursor()
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p = Point(0, c.y)
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t = w.get_next_token_by_type(p, 'name')
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path = os.path.join(w.buffer.path, t.string)
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w.set_error("opening %r" % path)
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w.application.methods['open-file'].execute(w, filename=path)
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