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PhutilConsoleFormatter.php
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PhutilConsoleFormatter.php
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<?php
final
class
PhutilConsoleFormatter
extends
Phobject
{
private
static
$colorCodes
=
array
(
'black'
=>
0
,
'red'
=>
1
,
'green'
=>
2
,
'yellow'
=>
3
,
'blue'
=>
4
,
'magenta'
=>
5
,
'cyan'
=>
6
,
'white'
=>
7
,
'default'
=>
9
,
);
private
static
$disableANSI
;
public
static
function
disableANSI
(
$disable
)
{
self
::
$disableANSI
=
$disable
;
}
public
static
function
getDisableANSI
()
{
if
(
self
::
$disableANSI
===
null
)
{
$term
=
phutil_utf8_strtolower
(
getenv
(
'TERM'
));
// ansicon enables ANSI support on Windows
if
(!
$term
&&
getenv
(
'ANSICON'
))
{
$term
=
'ansi'
;
}
if
(
phutil_is_windows
()
&&
$term
!==
'cygwin'
&&
$term
!==
'ansi'
)
{
self
::
$disableANSI
=
true
;
}
else
if
(!
defined
(
'STDOUT'
))
{
self
::
$disableANSI
=
true
;
}
else
if
(
function_exists
(
'posix_isatty'
)
&&
!
posix_isatty
(
STDOUT
))
{
self
::
$disableANSI
=
true
;
}
else
{
self
::
$disableANSI
=
false
;
}
}
return
self
::
$disableANSI
;
}
public
static
function
formatString
(
$format
/* ... */
)
{
$args
=
func_get_args
();
$args
[
0
]
=
self
::
interpretFormat
(
$args
[
0
]);
return
call_user_func_array
(
'sprintf'
,
$args
);
}
public
static
function
replaceColorCode
(
$matches
)
{
$codes
=
self
::
$colorCodes
;
$offset
=
30
+
$codes
[
$matches
[
2
]];
$default
=
39
;
if
(
$matches
[
1
]
==
'bg'
)
{
$offset
+=
10
;
$default
+=
10
;
}
return
chr
(
27
).
'['
.
$offset
.
'm'
.
$matches
[
3
].
chr
(
27
).
'['
.
$default
.
'm'
;
}
public
static
function
interpretFormat
(
$format
)
{
$colors
=
implode
(
'|'
,
array_keys
(
self
::
$colorCodes
));
// Sequence should be preceded by start-of-string or non-backslash
// escaping.
$bold_re
=
'/(?<![
\\\\
])
\*\*
(.*)
\*\*
/sU'
;
$underline_re
=
'/(?<![
\\\\
])__(.*)__/sU'
;
$invert_re
=
'/(?<![
\\\\
])##(.*)##/sU'
;
if
(
self
::
getDisableANSI
())
{
$format
=
preg_replace
(
$bold_re
,
'
\1
'
,
$format
);
$format
=
preg_replace
(
$underline_re
,
'
\1
'
,
$format
);
$format
=
preg_replace
(
$invert_re
,
'
\1
'
,
$format
);
$format
=
preg_replace
(
'@<(fg|bg):('
.
$colors
.
')>(.*)</
\1
>@sU'
,
'
\3
'
,
$format
);
}
else
{
$esc
=
chr
(
27
);
$bold
=
$esc
.
'[1m'
.
'
\\
1'
.
$esc
.
'[m'
;
$underline
=
$esc
.
'[4m'
.
'
\\
1'
.
$esc
.
'[m'
;
$invert
=
$esc
.
'[7m'
.
'
\\
1'
.
$esc
.
'[m'
;
$format
=
preg_replace
(
$bold_re
,
$bold
,
$format
);
$format
=
preg_replace
(
$underline_re
,
$underline
,
$format
);
$format
=
preg_replace
(
$invert_re
,
$invert
,
$format
);
$format
=
preg_replace_callback
(
'@<(fg|bg):('
.
$colors
.
')>(.*)</
\1
>@sU'
,
array
(
__CLASS__
,
'replaceColorCode'
),
$format
);
}
// Remove backslash escaping
return
preg_replace
(
'/
\\\\
(
\*\*
.*
\*\*
|__.*__|##.*##)/sU'
,
'
\1
'
,
$format
);
}
}
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