2 lines
6.0 KiB
PHP
2 lines
6.0 KiB
PHP
<?php
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namespace Sabberworm\CSS; use Sabberworm\CSS\Parsing\OutputException; class OutputFormat { public $sStringQuotingType = '"'; public $bRGBHashNotation = true; public $bSemicolonAfterLastRule = true; public $sSpaceAfterRuleName = ' '; public $sSpaceBeforeRules = ''; public $sSpaceAfterRules = ''; public $sSpaceBetweenRules = ''; public $sSpaceBeforeBlocks = ''; public $sSpaceAfterBlocks = ''; public $sSpaceBetweenBlocks = "\n"; public $sSpaceBeforeSelectorSeparator = ''; public $sSpaceAfterSelectorSeparator = ' '; public $sSpaceBeforeListArgumentSeparator = ''; public $sSpaceAfterListArgumentSeparator = ''; public $sSpaceBeforeOpeningBrace = ' '; public $sIndentation = "\t"; public $bIgnoreExceptions = false; private $oFormatter = null; private $oNextLevelFormat = null; private $iIndentationLevel = 0; public function __construct() { } public function get($sName) { $aVarPrefixes = array('a', 's', 'm', 'b', 'f', 'o', 'c', 'i'); foreach($aVarPrefixes as $sPrefix) { $sFieldName = $sPrefix.ucfirst($sName); if(isset($this->$sFieldName)) { return $this->$sFieldName; } } return null; } public function set($aNames, $mValue) { $aVarPrefixes = array('a', 's', 'm', 'b', 'f', 'o', 'c', 'i'); if(is_string($aNames) && strpos($aNames, '*') !== false) { $aNames = array(str_replace('*', 'Before', $aNames), str_replace('*', 'Between', $aNames), str_replace('*', 'After', $aNames)); } else if(!is_array($aNames)) { $aNames = array($aNames); } foreach($aVarPrefixes as $sPrefix) { $bDidReplace = false; foreach($aNames as $sName) { $sFieldName = $sPrefix.ucfirst($sName); if(isset($this->$sFieldName)) { $this->$sFieldName = $mValue; $bDidReplace = true; } } if($bDidReplace) { return $this; } } return false; } public function __call($sMethodName, $aArguments) { if(strpos($sMethodName, 'set') === 0) { return $this->set(substr($sMethodName, 3), $aArguments[0]); } else if(strpos($sMethodName, 'get') === 0) { return $this->get(substr($sMethodName, 3)); } else if(method_exists('\\Sabberworm\\CSS\\OutputFormatter', $sMethodName)) { return call_user_func_array(array($this->getFormatter(), $sMethodName), $aArguments); } else { throw new \Exception('Unknown OutputFormat method called: '.$sMethodName); } } public function indentWithTabs($iNumber = 1) { return $this->setIndentation(str_repeat("\t", $iNumber)); } public function indentWithSpaces($iNumber = 2) { return $this->setIndentation(str_repeat(" ", $iNumber)); } public function nextLevel() { if($this->oNextLevelFormat === null) { $this->oNextLevelFormat = clone $this; $this->oNextLevelFormat->iIndentationLevel++; $this->oNextLevelFormat->oFormatter = null; } return $this->oNextLevelFormat; } public function beLenient() { $this->bIgnoreExceptions = true; } public function getFormatter() { if($this->oFormatter === null) { $this->oFormatter = new OutputFormatter($this); } return $this->oFormatter; } public function level() { return $this->iIndentationLevel; } public static function create() { return new OutputFormat(); } public static function createCompact() { return self::create()->set('Space*Rules', "")->set('Space*Blocks', "")->setSpaceAfterRuleName('')->setSpaceBeforeOpeningBrace('')->setSpaceAfterSelectorSeparator(''); } public static function createPretty() { return self::create()->set('Space*Rules', "\n")->set('Space*Blocks', "\n")->setSpaceBetweenBlocks("\n\n")->set('SpaceAfterListArgumentSeparator', array('default' => '', ',' => ' ')); } } class OutputFormatter { private $oFormat; public function __construct(OutputFormat $oFormat) { $this->oFormat = $oFormat; } public function space($sName, $sType = null) { $sSpaceString = $this->oFormat->get("Space$sName"); if(is_array($sSpaceString)) { if($sType !== null && isset($sSpaceString[$sType])) { $sSpaceString = $sSpaceString[$sType]; } else { $sSpaceString = reset($sSpaceString); } } return $this->prepareSpace($sSpaceString); } public function spaceAfterRuleName() { return $this->space('AfterRuleName'); } public function spaceBeforeRules() { return $this->space('BeforeRules'); } public function spaceAfterRules() { return $this->space('AfterRules'); } public function spaceBetweenRules() { return $this->space('BetweenRules'); } public function spaceBeforeBlocks() { return $this->space('BeforeBlocks'); } public function spaceAfterBlocks() { return $this->space('AfterBlocks'); } public function spaceBetweenBlocks() { return $this->space('BetweenBlocks'); } public function spaceBeforeSelectorSeparator() { return $this->space('BeforeSelectorSeparator'); } public function spaceAfterSelectorSeparator() { return $this->space('AfterSelectorSeparator'); } public function spaceBeforeListArgumentSeparator($sSeparator) { return $this->space('BeforeListArgumentSeparator', $sSeparator); } public function spaceAfterListArgumentSeparator($sSeparator) { return $this->space('AfterListArgumentSeparator', $sSeparator); } public function spaceBeforeOpeningBrace() { return $this->space('BeforeOpeningBrace'); } public function safely($cCode) { if($this->oFormat->get('IgnoreExceptions')) { try { return $cCode(); } catch (OutputException $e) { return null; } } else { return $cCode(); } } public function implode($sSeparator, $aValues, $bIncreaseLevel = false) { $sResult = ''; $oFormat = $this->oFormat; if($bIncreaseLevel) { $oFormat = $oFormat->nextLevel(); } $bIsFirst = true; foreach($aValues as $mValue) { if($bIsFirst) { $bIsFirst = false; } else { $sResult .= $sSeparator; } if($mValue instanceof \Sabberworm\CSS\Renderable) { $sResult .= $mValue->render($oFormat); } else { $sResult .= $mValue; } } return $sResult; } public function removeLastSemicolon($sString) { if($this->oFormat->get('SemicolonAfterLastRule')) { return $sString; } $sString = explode(';', $sString); if(count($sString) < 2) { return $sString[0]; } $sLast = array_pop($sString); $sNextToLast = array_pop($sString); array_push($sString, $sNextToLast.$sLast); return implode(';', $sString); } private function prepareSpace($sSpaceString) { return str_replace("\n", "\n".$this->indent(), $sSpaceString); } private function indent() { return str_repeat($this->oFormat->sIndentation, $this->oFormat->level()); } }
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