class CSSCompression_Combine_Background in Advanced CSS/JS Aggregation 6
Same name and namespace in other branches
- 7 advagg_css_compress/css-compressor-3.x/src/lib/Combine/Background.inc \CSSCompression_Combine_Background
CSS Compressor [VERSION] [DATE] Corey Hart @ http://www.codenothing.com
Hierarchy
Expanded class hierarchy of CSSCompression_Combine_Background
File
- advagg_css_compress/
css-compressor-3.x/ src/ lib/ Combine/ Background.inc, line 8
View source
class CSSCompression_Combine_Background {
/**
* Combine Patterns
*
* @class Control: Compression Controller
* @class Combine: Combine Controller
* @param (regex) rbackground: Background matching
* @param (array) groupings: List of background combinations
*/
private $Control;
private $Combine;
private $rbackground = "/(^|(?<!\\\\);)background-(color|image|repeat|attachment|position):(.*?)((?<!\\\\);|\$)/";
private $groupings = array(
// With color
array(
'color',
'image',
'repeat',
'attachment',
'position',
),
array(
'color',
'image',
'attachment',
'position',
),
array(
'color',
'image',
'repeat',
'position',
),
array(
'color',
'image',
'repeat',
'attachment',
),
array(
'color',
'image',
'repeat',
),
array(
'color',
'image',
'attachment',
),
array(
'color',
'image',
'position',
),
array(
'color',
'image',
),
// Without Color
array(
'image',
'attachment',
'position',
),
array(
'image',
'repeat',
'position',
),
array(
'image',
'repeat',
'attachment',
),
array(
'image',
'repeat',
),
array(
'image',
'attachment',
),
array(
'image',
'position',
),
// Just Color/Image
array(
'image',
),
array(
'color',
),
);
/**
* Stash a reference to the controller & combiner
*
* @param (class) control: CSSCompression Controller
* @param (class) combine: CSSCompression Combiner
*/
public function __construct(CSSCompression_Control $control, CSSCompression_Combine $combine) {
$this->Control = $control;
$this->Combine = $combine;
}
/**
* Combines multiple background props into single definition
*
* @param (string) val: Rule Set
*/
public function combine($val) {
$storage = array();
// Find all possible occurences and build the replacement
$pos = 0;
while (preg_match($this->rbackground, $val, $match, PREG_OFFSET_CAPTURE, $pos)) {
$storage[$match[2][0]] = $match[3][0];
$pos = $match[0][1] + strlen($match[0][0]) - 1;
}
// Run background checks and get replacement str
foreach ($this->groupings as $props) {
if ($replace = $this->Combine
->searchDefinitions('background', $storage, $props)) {
break;
}
}
// If replacement string found, run it on all declarations
if ($replace) {
$pos = 0;
while (preg_match($this->rbackground, $val, $match, PREG_OFFSET_CAPTURE, $pos)) {
$colon = strlen($match[1][0]);
$val = substr_replace($val, $replace, $match[0][1] + $colon, strlen($match[0][0]) - $colon);
$pos = $match[0][1] + strlen($replace) - $colon - 1;
$replace = '';
}
}
// Return converted val
return $val;
}
/**
* Access to private methods for testing
*
* @param (string) method: Method to be called
* @param (array) args: Array of paramters to be passed in
*/
public function access($method, $args) {
if (method_exists($this, $method)) {
return call_user_func_array(array(
$this,
$method,
), $args);
}
else {
throw new CSSCompression_Exception("Unknown method in Background Class - " . $method);
}
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
CSSCompression_Combine_Background:: |
private | property | ||
CSSCompression_Combine_Background:: |
private | property | Combine Patterns | |
CSSCompression_Combine_Background:: |
private | property | ||
CSSCompression_Combine_Background:: |
private | property | ||
CSSCompression_Combine_Background:: |
public | function | Access to private methods for testing | |
CSSCompression_Combine_Background:: |
public | function | Combines multiple background props into single definition | |
CSSCompression_Combine_Background:: |
public | function | Stash a reference to the controller & combiner |