--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/django/utils/termcolors.py Wed Jun 02 18:57:35 2010 +0200
@@ -0,0 +1,198 @@
+"""
+termcolors.py
+"""
+
+color_names = ('black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white')
+foreground = dict([(color_names[x], '3%s' % x) for x in range(8)])
+background = dict([(color_names[x], '4%s' % x) for x in range(8)])
+
+RESET = '0'
+opt_dict = {'bold': '1', 'underscore': '4', 'blink': '5', 'reverse': '7', 'conceal': '8'}
+
+def colorize(text='', opts=(), **kwargs):
+ """
+ Returns your text, enclosed in ANSI graphics codes.
+
+ Depends on the keyword arguments 'fg' and 'bg', and the contents of
+ the opts tuple/list.
+
+ Returns the RESET code if no parameters are given.
+
+ Valid colors:
+ 'black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white'
+
+ Valid options:
+ 'bold'
+ 'underscore'
+ 'blink'
+ 'reverse'
+ 'conceal'
+ 'noreset' - string will not be auto-terminated with the RESET code
+
+ Examples:
+ colorize('hello', fg='red', bg='blue', opts=('blink',))
+ colorize()
+ colorize('goodbye', opts=('underscore',))
+ print colorize('first line', fg='red', opts=('noreset',))
+ print 'this should be red too'
+ print colorize('and so should this')
+ print 'this should not be red'
+ """
+ code_list = []
+ if text == '' and len(opts) == 1 and opts[0] == 'reset':
+ return '\x1b[%sm' % RESET
+ for k, v in kwargs.iteritems():
+ if k == 'fg':
+ code_list.append(foreground[v])
+ elif k == 'bg':
+ code_list.append(background[v])
+ for o in opts:
+ if o in opt_dict:
+ code_list.append(opt_dict[o])
+ if 'noreset' not in opts:
+ text = text + '\x1b[%sm' % RESET
+ return ('\x1b[%sm' % ';'.join(code_list)) + text
+
+def make_style(opts=(), **kwargs):
+ """
+ Returns a function with default parameters for colorize()
+
+ Example:
+ bold_red = make_style(opts=('bold',), fg='red')
+ print bold_red('hello')
+ KEYWORD = make_style(fg='yellow')
+ COMMENT = make_style(fg='blue', opts=('bold',))
+ """
+ return lambda text: colorize(text, opts, **kwargs)
+
+NOCOLOR_PALETTE = 'nocolor'
+DARK_PALETTE = 'dark'
+LIGHT_PALETTE = 'light'
+
+PALETTES = {
+ NOCOLOR_PALETTE: {
+ 'ERROR': {},
+ 'NOTICE': {},
+ 'SQL_FIELD': {},
+ 'SQL_COLTYPE': {},
+ 'SQL_KEYWORD': {},
+ 'SQL_TABLE': {},
+ 'HTTP_INFO': {},
+ 'HTTP_SUCCESS': {},
+ 'HTTP_REDIRECT': {},
+ 'HTTP_NOT_MODIFIED': {},
+ 'HTTP_BAD_REQUEST': {},
+ 'HTTP_NOT_FOUND': {},
+ 'HTTP_SERVER_ERROR': {},
+ },
+ DARK_PALETTE: {
+ 'ERROR': { 'fg': 'red', 'opts': ('bold',) },
+ 'NOTICE': { 'fg': 'red' },
+ 'SQL_FIELD': { 'fg': 'green', 'opts': ('bold',) },
+ 'SQL_COLTYPE': { 'fg': 'green' },
+ 'SQL_KEYWORD': { 'fg': 'yellow' },
+ 'SQL_TABLE': { 'opts': ('bold',) },
+ 'HTTP_INFO': { 'opts': ('bold',) },
+ 'HTTP_SUCCESS': { },
+ 'HTTP_REDIRECT': { 'fg': 'green' },
+ 'HTTP_NOT_MODIFIED': { 'fg': 'cyan' },
+ 'HTTP_BAD_REQUEST': { 'fg': 'red', 'opts': ('bold',) },
+ 'HTTP_NOT_FOUND': { 'fg': 'yellow' },
+ 'HTTP_SERVER_ERROR': { 'fg': 'magenta', 'opts': ('bold',) },
+ },
+ LIGHT_PALETTE: {
+ 'ERROR': { 'fg': 'red', 'opts': ('bold',) },
+ 'NOTICE': { 'fg': 'red' },
+ 'SQL_FIELD': { 'fg': 'green', 'opts': ('bold',) },
+ 'SQL_COLTYPE': { 'fg': 'green' },
+ 'SQL_KEYWORD': { 'fg': 'blue' },
+ 'SQL_TABLE': { 'opts': ('bold',) },
+ 'HTTP_INFO': { 'opts': ('bold',) },
+ 'HTTP_SUCCESS': { },
+ 'HTTP_REDIRECT': { 'fg': 'green', 'opts': ('bold',) },
+ 'HTTP_NOT_MODIFIED': { 'fg': 'green' },
+ 'HTTP_BAD_REQUEST': { 'fg': 'red', 'opts': ('bold',) },
+ 'HTTP_NOT_FOUND': { 'fg': 'red' },
+ 'HTTP_SERVER_ERROR': { 'fg': 'magenta', 'opts': ('bold',) },
+ }
+}
+DEFAULT_PALETTE = DARK_PALETTE
+
+def parse_color_setting(config_string):
+ """Parse a DJANGO_COLORS environment variable to produce the system palette
+
+ The general form of a pallete definition is:
+
+ "palette;role=fg;role=fg/bg;role=fg,option,option;role=fg/bg,option,option"
+
+ where:
+ palette is a named palette; one of 'light', 'dark', or 'nocolor'.
+ role is a named style used by Django
+ fg is a background color.
+ bg is a background color.
+ option is a display options.
+
+ Specifying a named palette is the same as manually specifying the individual
+ definitions for each role. Any individual definitions following the pallete
+ definition will augment the base palette definition.
+
+ Valid roles:
+ 'error', 'notice', 'sql_field', 'sql_coltype', 'sql_keyword', 'sql_table',
+ 'http_info', 'http_success', 'http_redirect', 'http_bad_request',
+ 'http_not_found', 'http_server_error'
+
+ Valid colors:
+ 'black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white'
+
+ Valid options:
+ 'bold', 'underscore', 'blink', 'reverse', 'conceal'
+
+ """
+ if not config_string:
+ return PALETTES[DEFAULT_PALETTE]
+
+ # Split the color configuration into parts
+ parts = config_string.lower().split(';')
+ palette = PALETTES[NOCOLOR_PALETTE].copy()
+ for part in parts:
+ if part in PALETTES:
+ # A default palette has been specified
+ palette.update(PALETTES[part])
+ elif '=' in part:
+ # Process a palette defining string
+ definition = {}
+
+ # Break the definition into the role,
+ # plus the list of specific instructions.
+ # The role must be in upper case
+ role, instructions = part.split('=')
+ role = role.upper()
+
+ styles = instructions.split(',')
+ styles.reverse()
+
+ # The first instruction can contain a slash
+ # to break apart fg/bg.
+ colors = styles.pop().split('/')
+ colors.reverse()
+ fg = colors.pop()
+ if fg in color_names:
+ definition['fg'] = fg
+ if colors and colors[-1] in color_names:
+ definition['bg'] = colors[-1]
+
+ # All remaining instructions are options
+ opts = tuple(s for s in styles if s in opt_dict.keys())
+ if opts:
+ definition['opts'] = opts
+
+ # The nocolor palette has all available roles.
+ # Use that palette as the basis for determining
+ # if the role is valid.
+ if role in PALETTES[NOCOLOR_PALETTE] and definition:
+ palette[role] = definition
+
+ # If there are no colors specified, return the empty palette.
+ if palette == PALETTES[NOCOLOR_PALETTE]:
+ return None
+ return palette