142 lines
3.7 KiB
Python
142 lines
3.7 KiB
Python
#
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# output.py
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#
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# Copyright (C) 2009 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Red Hat Author(s): Martin Gracik <mgracik@redhat.com>
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#
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import sys
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import re
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import decorators
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# output levels
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CRITICAL = 50
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ERROR = 40
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WARNING = 30
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INFO = 20
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DEBUG = 10
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NOTSET = 0
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# color codes
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C_DEFAULT = "\x1b[39m"
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C_RESET = "\x1b[0m"
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C_BLACK = "\x1b[0;30m"
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C_WHITE = "\x1b[1;37m"
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C_RED = "\x1b[0;31m"
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C_GREEN = "\x1b[0;32m"
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C_BLUE = "\x1b[0;34m"
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C_LIGHTRED = "\x1b[1;31m"
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C_LIGHTGREEN = "\x1b[1;32m"
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C_LIGHTBLUE = "\x1b[1;34m"
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C_BOLD = "\x1b[1m"
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C_UNDERLINE = "\x1b[4m"
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# format tags
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TAGS = [(re.compile(r"<b>"), C_BOLD),
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(re.compile(r"<u>"), C_UNDERLINE),
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(re.compile(r"<red>"), C_RED),
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(re.compile(r"<green>"), C_GREEN),
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(re.compile(r"<blue>"), C_BLUE),
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(re.compile(r"</(b|u|red|green|blue)>"), C_RESET)]
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@decorators.singleton
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class LinuxTerminalOutput(object):
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def __init__(self):
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self._output_level = INFO
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self._colors = True
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self._encoding = "utf-8"
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self._ignored_messages = set()
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self._indent_level = 0
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self.width = 79
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def basic_config(self, output_level=None, colors=None, encoding=None):
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self._output_level = output_level or self._output_level
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self._colors = colors or self._colors
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self._encoding = encoding or self._encoding
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def ignore(self, message):
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self._ignored_messages.add(message)
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def indent(self):
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self._indent_level += 1
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def unindent(self):
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if self._indent_level > 0:
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self._indent_level -= 1
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def write(self, s, file=sys.stdout):
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if self._colors:
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s = self.__format(s)
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else:
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s = self.__raw(s)
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file.write(s)
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file.flush()
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def writeline(self, s, file=sys.stdout):
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s = "{0}{1}\n".format(" " * self._indent_level, s)
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self.write(s, file=file)
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def critical(self, s, file=sys.stdout):
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s = "** critical: {0}".format(s)
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if (self._output_level <= CRITICAL and
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self.__raw(s) not in self._ignored_messages):
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self.writeline(s, file=file)
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def error(self, s, file=sys.stdout):
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s = "** error: {0}".format(s)
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if (self._output_level <= ERROR and
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self.__raw(s) not in self._ignored_messages):
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self.writeline(s, file=file)
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def warning(self, s, file=sys.stdout):
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s = "** warning: {0}".format(s)
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if (self._output_level <= WARNING and
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self.__raw(s) not in self._ignored_messages):
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self.writeline(s, file=file)
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def info(self, s, file=sys.stdout):
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if self._output_level <= INFO:
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self.writeline(s, file=file)
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def debug(self, s, file=sys.stdout):
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if self._output_level <= DEBUG:
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self.writeline(s, file=file)
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def __format(self, s):
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for tag, ccode in TAGS:
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s = tag.sub(ccode, s)
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return s
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def __raw(self, s):
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for tag, _ in TAGS:
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s = tag.sub("", s)
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return s
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# set up the output type to be used by lorax
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LoraxOutput = LinuxTerminalOutput
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