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import os
import sys
class Singleton(type):
_instances = {}
def __call__(cls, *args, **kwargs):
if cls not in cls._instances:
cls._instances[cls] = super(Singleton, cls).__call__(*args, **kwargs)
return cls._instances[cls]
class CSchema(object):
objects = {}
def __init__(self):
self.main_objects = {
'diff_mark': {},
'diff_in': {},
'diff_out': {},
'test_pass': {},
'test_fail': {},
'test_new': {},
'test_skip': {},
'test_disa': {},
'error': {},
'lerror': {},
'tail': {},
'ts_text': {},
'path': {},
'info': {},
'separator': {},
't_name': {},
'serv_text': {},
'version': {},
'tr_text': {},
'log': {},
}
self.main_objects.update(self.objects)
class SchemaAscetic(CSchema):
objects = {
'diff_mark': {'fgcolor': 'magenta'},
'diff_in': {'fgcolor': 'green'},
'diff_out': {'fgcolor': 'red'},
'test_pass': {'fgcolor': 'green'},
'test_fail': {'fgcolor': 'red'},
'test_new': {'fgcolor': 'lblue'},
'test_skip': {'fgcolor': 'grey'},
'test_disa': {'fgcolor': 'grey'},
'error': {'fgcolor': 'red'},
'test_var': {'fgcolor': 'yellow'},
}
class SchemaPretty(CSchema):
objects = {
'diff_mark': {'fgcolor': 'magenta'},
'diff_in': {'fgcolor': 'blue'},
'diff_out': {'fgcolor': 'red'},
'test_pass': {'fgcolor': 'green'},
'test_fail': {'fgcolor': 'red'},
'test_new': {'fgcolor': 'lblue'},
'test_skip': {'fgcolor': 'grey'},
'test_disa': {'fgcolor': 'grey'},
'error': {'fgcolor': 'red'},
'lerror': {'fgcolor': 'lred'},
'tail': {'fgcolor': 'lblue'},
'ts_text': {'fgcolor': 'lmagenta'},
'path': {'fgcolor': 'green', 'bold':True},
'info': {'fgcolor': 'yellow', 'bold':True},
'separator': {'fgcolor': 'blue'},
't_name': {'fgcolor': 'lblue'},
'serv_text': {'fgcolor': 'lmagenta'},
'version': {'fgcolor': 'yellow', 'bold':True},
'tr_text': {'fgcolor': 'green'},
'log': {'fgcolor': 'grey'},
'test_var': {'fgcolor': 'yellow'},
}
class Colorer(object):
"""
Colorer/Styler based on VT220+ specifications (Not full). Based on:
1. ftp://ftp.cs.utk.edu/pub/shuford/terminal/dec_vt220_codes.txt
2. http://invisible-island.net/xterm/ctlseqs/ctlseqs.html
"""
__metaclass__ = Singleton
fgcolor = {
"black" : '0;30',
"red" : '0;31',
"green" : '0;32',
"brown" : '0;33',
"blue" : '0;34',
"magenta" : '0;35',
"cyan" : '0;36',
"grey" : '0;37',
"lgrey" : '1;30',
"lred" : '1;31',
"lgreen" : '1;32',
"yellow" : '1;33',
"lblue" : '1;34',
"lmagenta" : '1;35',
"lcyan" : '1;36',
"white" : '1;37',
}
bgcolor = {
"black" : '0;40',
"red" : '0;41',
"green" : '0;42',
"brown" : '0;43',
"blue" : '0;44',
"magenta" : '0;45',
"cyan" : '0;46',
"grey" : '0;47',
"lgrey" : '1;40',
"lred" : '1;41',
"lgreen" : '1;42',
"yellow" : '1;43',
"lblue" : '1;44',
"lmagenta" : '1;45',
"lcyan" : '1;46',
"white" : '1;47',
}
attributes = {
"bold" : '1',
"underline" : '4',
"blinking" : '5',
"negative" : '7',
"invisible" : '8',
}
begin = "\033["
end = "m"
disable = begin+'0'+end
def __init__(self):
self.stdout = sys.stdout
self.is_term = self.stdout.isatty()
self.colors = None
if self.is_term:
try:
p = os.popen('tput colors 2>/dev/null')
self.colors = int(p.read())
except: pass
finally:
p.close()
schema = os.getenv('TT_SCHEMA', 'ascetic')
if schema == 'ascetic':
self.schema = SchemaAscetic()
elif schema == 'pretty':
self.schema = SchemaPretty()
else:
self.schema = CSchema()
self.schema = self.schema.main_objects
def set_stdout(self):
sys.stdout = self
def ret_stdout(self):
sys.stdout = self.stdout
def write(self, *args, **kwargs):
flags = []
if 'schema' in kwargs:
kwargs.update(self.schema[kwargs['schema']])
for i in self.attributes:
if i in kwargs and kwargs[i] == True:
flags.append(self.attributes[i])
flags.append(self.fgcolor[kwargs['fgcolor']]) if 'fgcolor' in kwargs else None
flags.append(self.bgcolor[kwargs['bgcolor']]) if 'bgcolor' in kwargs else None
if self.is_term:
self.stdout.write(self.begin+';'.join(flags)+self.end)
for i in args:
self.stdout.write(str(i))
if self.is_term:
self.stdout.write(self.disable)
self.stdout.flush()
def __call__(self, *args, **kwargs):
self.write(*args, **kwargs)
def writeout_unidiff(self, diff):
for i in diff:
if i.startswith('+'):
self.write(i, schema='diff_in')
elif i.startswith('-'):
self.write(i, schema='diff_out')
elif i.startswith('@'):
self.write(i, schema='diff_mark')
else:
self.write(i)
def flush(self):
return self.stdout.flush()
def fileno(self):
return self.stdout.fileno()
def isatty(self):
return self.is_term
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