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CelerityResourceTransformer.php
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Created
Mon, Dec 23, 09:41
Size
2 KB
Mime Type
text/x-php
Expires
Wed, Dec 25, 09:41 (2 d)
Engine
blob
Format
Raw Data
Handle
23129527
Attached To
rPH Phabricator
CelerityResourceTransformer.php
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<?php
/**
* @group celerity
*/
final
class
CelerityResourceTransformer
{
private
$minify
;
private
$rawResourceMap
;
private
$celerityMap
;
private
$translateURICallback
;
public
function
setTranslateURICallback
(
$translate_uricallback
)
{
$this
->
translateURICallback
=
$translate_uricallback
;
return
$this
;
}
public
function
setMinify
(
$minify
)
{
$this
->
minify
=
$minify
;
return
$this
;
}
public
function
setRawResourceMap
(
array
$raw_resource_map
)
{
$this
->
rawResourceMap
=
$raw_resource_map
;
return
$this
;
}
public
function
setCelerityMap
(
CelerityResourceMap
$celerity_map
)
{
$this
->
celerityMap
=
$celerity_map
;
return
$this
;
}
public
function
transformResource
(
$path
,
$data
)
{
$type
=
self
::
getResourceType
(
$path
);
switch
(
$type
)
{
case
'css'
:
$data
=
preg_replace_callback
(
'@url
\s
*
\(
(
\s
*[
\'
"]?.*?)
\)
@s'
,
nonempty
(
$this
->
translateURICallback
,
array
(
$this
,
'translateResourceURI'
)),
$data
);
break
;
}
if
(!
$this
->
minify
)
{
return
$data
;
}
// Some resources won't survive minification (like Raphael.js), and are
// marked so as not to be minified.
if
(
strpos
(
$data
,
'@'
.
'do-not-minify'
)
!==
false
)
{
return
$data
;
}
switch
(
$type
)
{
case
'css'
:
// Remove comments.
$data
=
preg_replace
(
'@/
\*
.*?
\*
/@s'
,
''
,
$data
);
// Remove whitespace around symbols.
$data
=
preg_replace
(
'@
\s
*([{}:;,])
\s
*@'
,
'
\1
'
,
$data
);
// Remove unnecessary semicolons.
$data
=
preg_replace
(
'@;}@'
,
'}'
,
$data
);
// Replace #rrggbb with #rgb when possible.
$data
=
preg_replace
(
'@#([a-f0-9])
\1
([a-f0-9])
\2
([a-f0-9])
\3
@i'
,
'#
\1\2\3
'
,
$data
);
$data
=
trim
(
$data
);
break
;
case
'js'
:
$root
=
dirname
(
phutil_get_library_root
(
'phabricator'
));
$bin
=
$root
.
'/externals/javelin/support/jsxmin/jsxmin'
;
if
(@
file_exists
(
$bin
))
{
$future
=
new
ExecFuture
(
'%s __DEV__:0'
,
$bin
);
$future
->
write
(
$data
);
list
(
$err
,
$result
)
=
$future
->
resolve
();
if
(!
$err
)
{
$data
=
$result
;
}
}
break
;
}
return
$data
;
}
public
static
function
getResourceType
(
$path
)
{
return
last
(
explode
(
'.'
,
$path
));
}
public
function
translateResourceURI
(
array
$matches
)
{
$uri
=
trim
(
$matches
[
1
],
"'
\"
\r\t\n
"
);
if
(
$this
->
rawResourceMap
)
{
if
(
isset
(
$this
->
rawResourceMap
[
$uri
][
'uri'
]))
{
$uri
=
$this
->
rawResourceMap
[
$uri
][
'uri'
];
}
}
else
if
(
$this
->
celerityMap
)
{
$info
=
$this
->
celerityMap
->
lookupFileInformation
(
$uri
);
if
(
$info
)
{
$uri
=
$info
[
'uri'
];
}
}
return
'url('
.
$uri
.
')'
;
}
}
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