public function CreateSprite(CssSprite $sprite)
{
if ($sprite->exists()) {
return;
//--- Спрайт существует
}
$this->LOGGER->info("Waiting to make {$sprite}");
PsLock::lockMethod(__CLASS__, __FUNCTION__);
try {
if ($sprite->exists()) {
$this->LOGGER->info('Sprite was created in another thread, skipping');
} else {
$this->PROFILER->start('Sprite creation');
$this->CssSpriteGen->CreateSprite($sprite);
$this->LOGGER->info('Sprite was successfully created, path: ' . $sprite->getCssDi()->getAbsPath());
$this->PROFILER->stop();
}
} catch (Exception $ex) {
PsLock::unlock();
throw $ex;
}
PsLock::unlock();
}
$tmpImgDir = realpath(dirname(__FILE__) . '/../cache/sprites');
$WRITE_FILES = 1;
// use 0 for testing only
//echo " $leoBase $cssFile $imgDir";
$leoSprites = array('fl' => array('selector-prefix' => 'img.fl', 'background' => '#00FF00', 'horizontal-offset' => 20, 'vertical-offset' => 20, 'use-transparency' => 'on', 'image-output' => 'PNG', 'image-num-colours' => '256', 'add-width-height-to-css' => '', 'filename' => 'flags'), 'icons1' => array('selector-prefix' => 'img.icons1', 'background' => '#FF7DF1', 'horizontal-offset' => 40, 'vertical-offset' => 25, 'file-regex' => '(.*).png', 'use-transparency' => 'on', 'image-output' => 'PNG', 'image-num-colours' => '256'), 'brands' => array('selector-prefix' => 'img.brands', 'background' => '#FF7DF1', 'horizontal-offset' => 85, 'vertical-offset' => 25, 'use-transparency' => 'on', 'image-output' => 'PNG', 'image-num-colours' => '256'));
$extraCss = array('fl' => '
width:18px;
height:11px;
margin-top:1px;
margin-left:2px;');
$cssStr = '';
foreach ($leoSprites as $dirName => $dirOptions) {
// create an intance of the sprite gen class
// (this does all the work of creating sprites and CSS)
$_POST = array('MAX_FILE_SIZE' => 524288, 'zip-folder' => '6d64c93a3f812f546092f64a911176de', 'zip-folder-hash' => '90520b09bec4b53e58f19b97ec4b11d5', 'ignore-duplicates' => 'ignore', 'width-resize' => 100, 'height-resize' => 100, 'build-direction' => 'vertical', 'horizontal-offset' => 50, 'vertical-offset' => 50, 'wrap-columns' => 'on', 'background' => '#FF7DF1', 'use-transparency' => 'on', 'image-output' => 'PNG', 'image-num-colours' => 'true-colour', 'image-quality' => '75', 'use-optipng' => 'on', 'selector-prefix' => 'img.fl', 'class-prefix' => 'sprite-', 'selector-suffix' => '', 'add-width-height-to-css' => 'on');
$oCssSpriteGen = new CssSpriteGen();
foreach ($dirOptions as $name => $val) {
$_POST[$name] = $val;
}
$oCssSpriteGen->ProcessForm();
$sFolderMD5 = $oCssSpriteGen->ProcessFile();
// look into leonardo img folders instead
$sFolderMD5 = "{$imgDir}/{$dirName}/";
$oCssSpriteGen->CreateSprite($sFolderMD5);
$tmpImgFile = $tmpImgDir . '/' . $oCssSpriteGen->GetSpriteFilename();
if ($dirOptions['filename']) {
$realImgFile = "{$imgDir}/sprite_" . $dirOptions['filename'] . ".png";
} else {
$realImgFile = "{$imgDir}/sprite_{$dirName}.png";
}
$cssStrTmp = $oCssSpriteGen->GetCss();
/**
* Grabs background images with no-repeat attribute from css and merge them in one file called a sprite.
* Css is updated with sprite url and correct background positions for affected images.
* Sprite saved in {Joomla! base}/images/jch-optimize/
*
* @param string $sCss Aggregated css file before sprite generation
* @param string $sLnEnd Document line end
* @return string Css updated with sprite information on success. Original css on failure
*/
protected function generateSprite($sCss, $sLnEnd)
{
if (extension_loaded('imagick') && extension_loaded('exif')) {
$sImageLibrary = 'imagick';
} else {
if (!extension_loaded('gd') || !extension_loaded('exif')) {
return $sCss;
}
$sImageLibrary = 'gd';
}
$iMinMaxImages = $this->params->get('csg_min_max_images', 0);
$sDelStart = '~';
$sRegexStart = '(?:(?<=^|})
(?=([^{]+?)({[^}]+?(url\\(([^}]+?\\.(?:png|gif|jpe?g))[^}]*?\\))[^}]+?}))
(?:(?!(?:\\s(?<!no-)repeat(?:-(?:x|y))?)|(?:background[^;]+?(?:\\s(?:left|right|center|top|bottom)';
$sRegexMin = '|(?:\\s0)|(?:\\s\\d{1,5}(?:%|in|(?:c|m)m|e(?:m|x)|p(?:t|c|x)))){1,2}[^;]*?;)';
$sRegexMax = '|(?:\\s[1-9]\\d{0,4}(?:%|in|(?:c|m)m|e(?:m|x)|p(?:t|c|x)))){1,2}[^;]*?;)';
$sRegexEnd = ')[^}])*?})';
$sDelEnd = '~sx';
$aIncludeImages = $this->getArray($this->params->get('csg_include_images'));
$aExcludeImages = $this->getArray($this->params->get('csg_exclude_images'));
$sIncImagesRegex = '';
if (!empty($aIncludeImages[0]) && !$iMinMaxImages) {
foreach ($aIncludeImages as $sIncImage) {
$sIncImage = str_replace('.', '\\.', $sIncImage);
$sIncImagesRegex .= '|(?:(?<=^|})([^{]+?){[^}]+?(url\\(([^}]+?' . $sIncImage . ')[^}]*?\\))[^}]*?})';
}
}
$sExImagesRegex = '';
if (!empty($aExcludeImages[0]) && $iMinMaxImages) {
foreach ($aExcludeImages as $sExImage) {
$sExImage = str_replace('.', '\\.', $sExImage);
$sExImagesRegex .= '|(?:\\b' . $sExImage . ')';
}
}
$sMinMaxRegex = $iMinMaxImages ? $sRegexMax : $sRegexMin;
$sRegex = $sDelStart . $sRegexStart . $sMinMaxRegex . $sExImagesRegex . $sRegexEnd . $sIncImagesRegex . $sDelEnd;
$iResult = preg_match_all($sRegex, $sCss, $aMatches);
//print_r($aMatches);
if ($iResult <= 0) {
return $sCss;
}
require_once dirname(__FILE__) . DS . 'cache' . DS . 'css-sprite-gen.inc.php';
$aDeclaration = $aMatches[2];
$aImages = $aMatches[4];
//print_r($aDeclaration);
//print_r($sImages);
$aFormValues = array();
$aFormValues['wrap-columns'] = $this->params->get('csg_wrap_images', 'off');
$aFormValues['build-direction'] = $this->params->get('csg_direction', 'vertical');
$aFormValues['image-output'] = $this->params->get('csg_file_output', 'PNG');
$oSpriteGen = new CssSpriteGen($sImageLibrary, $aFormValues);
$aImageTypes = $oSpriteGen->GetImageTypes();
$oSpriteGen->CreateSprite($aImages);
$aSpriteCss = $oSpriteGen->GetCssBackground();
//print_r($aSpriteCss);
$aNeedles = array();
$aReplacements = array();
$sImageSelector = '';
$sBaseUrl = JURI::base(true);
$sBaseUrl = $sBaseUrl == '/' ? $sBaseUrl : $sBaseUrl . '/';
for ($i = 0; $i < count($aSpriteCss); $i++) {
if (@$aSpriteCss[$i]) {
$aNeedles[] = $aDeclaration[$i];
preg_match('~(?<=background)(?:[^;]+?)(
(?<!/)\\b(?:aqua|black|blue|fuchsia|gray|green|lime|maroon|navy|olive|purple|red|silver|teal|white|yellow)\\b(?!/)
|\\#[a-fA-F\\d]{3,6}
|rgb\\([^\\)]+?\\))
(?:[^;]*?);~ix', $aDeclaration[$i], $aBgColor);
preg_match('~(?<=background)(?:[^;]+?)\\s(
scroll|fixed
)\\s(?:(?:[^;]+?)?;)~ix', $aDeclaration[$i], $aBgAttach);
$sBgImage = 'url(' . $sBaseUrl . 'images/jch-optimize/' . $oSpriteGen->GetSpriteFilename() . ')';
$sBackground = 'background: ' . @$aBgColor[1] . ' ' . $sBgImage . ' ' . @$aBgAttach[1] . ' ' . $aSpriteCss[$i] . ' no-repeat; ';
$sDecUnique = preg_replace('~background[^;]+?;~sx', '', $aDeclaration[$i]);
$aReplacements[] = str_replace('{', '{' . $sLnEnd . $sBackground, $sDecUnique);
}
}
$sCss = str_replace($aNeedles, $aReplacements, $sCss);
//$sCss = $sImageSelector.'{background-image:'.$sBgImage.');}'.$sCss;
return $sCss;
}
