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<?php namespace Bitrix\Landing\Node; use \Bitrix\Landing\File; use \Bitrix\Landing\Manager; use \Bitrix\Main\Web\DOM\StyleInliner; class Img extends \Bitrix\Landing\Node { /** * Get class - frontend handler. * @return string / public static function getHandlerJS() { return 'BX.Landing.Block.Node.Img'; } /* * Save data for this node. * @param \Bitrix\Landing\Block $block Block instance. * @param string $selector Selector. * @param array $data Data array. * @return void / public static function saveNode(\Bitrix\Landing\Block $block, $selector, array $data) { $doc = $block->getDom(); $resultList = $doc->querySelectorAll($selector); $files = null; foreach ($data as $pos => $value) { // 2x - this for retina support $src = (isset($value['src']) && is_string($value['src'])) ? trim($value['src']) : ''; $src2x = (isset($value['src2x']) && is_string($value['src2x'])) ? trim($value['src2x']) : ''; $alt = (isset($value['alt']) && is_string($value['alt'])) ? trim($value['alt']) : ''; $id = isset($value['id']) ? intval($value['id']) : 0; $id2x = isset($value['id2x']) ? intval($value['id2x']) : 0; $isLazy = isset($value['isLazy']) && $value['isLazy'] === 'Y'; if ($src) { $src = str_replace('http://', 'https://', $src); } if ($src2x) { $src2x = str_replace('http://', 'https://', $src2x); } if (isset($value['url'])) { $url = is_array($value['url']) ? json_encode($value['url']) : $value['url']; } else { $url = ''; } if (isset($resultList[$pos])) { // check permissions to this file ids if ($id \|\| $id2x) { if ($files === null) { $files = File::getFilesFromBlock($block->getId()); } if (!in_array($id, $files)) { $id = 0; } if (!in_array($id2x, $files)) { $id2x = 0; } } // update in content if ($resultList[$pos]->getTagName() !== 'IMG') { $styles = StyleInliner::getStyle($resultList[$pos]); $oldStyles = []; $newStyles = []; // collect existing styles foreach ($styles as $key => $styleValue) { if ($key !== 'background' && $key !== 'background-image') { $oldStyles[] = "{$key}: {$styleValue};"; } } // add images to bg if ($src) { // and one two additional bg $newStyles = [ "background-image: url('{$src}');" ]; if ($src2x) { $newStyles = array_merge( $newStyles, [ "background-image: -webkit-image-set(url('{$src}') 1x, url('{$src2x}') 2x);", "background-image: image-set(url('{$src}') 1x, url('{$src2x}') 2x);" ] ); } } // or remove exists else { foreach (['fileid', 'fileid2x'] as $dataCode) { $oldId = $resultList[$pos]->getAttribute( 'data-' . $dataCode ); if ($oldId > 0) { File::deleteFromBlock( $block->getId(), $oldId ); } } } $style = array_merge($oldStyles, $newStyles); $style = implode(' ', $style); $resultList[$pos]->setAttribute('style', $style); // for lazyload if ($isLazy) { $resultList[$pos]->setAttribute('data-lazy-bg', 'Y'); if($lazyOrigSrc = $value['lazyOrigSrc']) { $resultList[$pos]->setAttribute('data-src', $lazyOrigSrc); } if($lazyOrigSrc2x = $value['lazyOrigSrc2x']) { $resultList[$pos]->setAttribute('data-src2x', $lazyOrigSrc2x); } if($lazyOrigStyle = $value['lazyOrigStyle']) { $resultList[$pos]->setAttribute('data-style', $lazyOrigStyle); } } } else { $resultList[$pos]->setAttribute('alt', $alt); $resultList[$pos]->setAttribute('src', $src); if ($src2x) { $resultList[$pos]->setAttribute('srcset', "{$src2x} 2x"); } else { $resultList[$pos]->setAttribute('srcset', ''); } // for lazyload if($isLazy) { $resultList[$pos]->setAttribute('data-lazy-img', 'Y'); $resultList[$pos]->setAttribute('loading', 'lazy'); if($lazyOrigSrc = $value['lazyOrigSrc']) { $resultList[$pos]->setAttribute('data-src', $lazyOrigSrc); } if($lazyOrigSrcset = $value['lazyOrigSrcset']) { $resultList[$pos]->setAttribute('data-srcset', $lazyOrigSrcset); } } } if ($id) { $resultList[$pos]->setAttribute('data-fileid', $id); } if ($id2x) { $resultList[$pos]->setAttribute('data-fileid2x', $id2x); } if ($url) { $resultList[$pos]->setAttribute('data-pseudo-url', $url); } } } } /* * Get data for this node. * @param \Bitrix\Landing\Block $block Block instance. * @param string $selector Selector. * @return array / public static function getNode(\Bitrix\Landing\Block $block, $selector) { $data = array(); $doc = $block->getDom(); $resultList = $doc->querySelectorAll($selector); foreach ($resultList as $pos => $res) { if ($res->getTagName() !== 'IMG') { $styles = StyleInliner::getStyle($res); if (isset($styles['background-image'])) { $src = $src2x = null; // try gets retina srcset if ( preg_match_all( '/url$\'([^\']+)\'$\s([\d]x)/is', $styles['background-image'], $matches ) ) { for ($i = 0, $c = count($matches[1]); $i < $c; $i++) { if ($matches[2][$i] == 2) { $src2x = $matches[1][$i]; } else { $src = $matches[1][$i]; } } } if ($src \|\| $src2x) { $data[$pos] = []; if ($src) { $data[$pos]['src'] = Manager::getUrlFromFile($src); } if ($src2x) { $data[$pos]['src2x'] = Manager::getUrlFromFile($src2x); } } // for lazyload if( ($isLazy = $res->getAttribute('data-lazy-bg')) && $isLazy === 'Y' ) { $data[$pos]['isLazy'] = 'Y'; if($lazyOrigSrc = $res->getAttribute('data-src')) { $data[$pos]['lazyOrigSrc'] = $lazyOrigSrc; } if($lazyOrigSrc2x = $res->getAttribute('data-src2x')) { $data[$pos]['lazyOrigSrc2x'] = $lazyOrigSrc2x; } if($lazyOrigStyle = $res->getAttribute('data-style')) { $data[$pos]['lazyOrigStyle'] = $lazyOrigStyle; } } } } else { $src = $res->getAttribute('src'); $srcSet = $res->getAttribute('srcset'); $data[$pos] = array( 'alt' => $res->getAttribute('alt'), 'src' => Manager::getUrlFromFile($src), ); if (preg_match('/[\,\s](.?)\s+2x/is', $srcSet, $matches)) { $data[$pos]['src2x'] = Manager::getUrlFromFile($matches[1]); } // for lazyload $isLazy = $res->getAttribute('data-lazy-img'); if ($isLazy === 'Y') { $data[$pos]['isLazy'] = 'Y'; $lazyOrigSrc = $res->getAttribute('data-src'); if ($lazyOrigSrc) { $data[$pos]['lazyOrigSrc'] = $lazyOrigSrc; } $lazyOrigSrcset = $res->getAttribute('data-srcset'); if ($lazyOrigSrcset) { if ( preg_match('/([^ ]+) 2x/i', $lazyOrigSrcset, $matches) && $matches[1] ) { $data[$pos]['lazyOrigSrc2x'] = $matches[1]; } $data[$pos]['lazyOrigSrcset'] = $lazyOrigSrcset; } } } $dataAtrs = [ 'data-pseudo-url' => 'url', 'data-fileid' => 'id', 'data-fileid2x' => 'id2x', ]; foreach ($dataAtrs as $codeFrom => $codeTo) { if ($val = $res->getAttribute($codeFrom)) { $data[$pos][$codeTo] = $val; } } } return $data; } /** * This node may participate in searching. * @param \Bitrix\Landing\Block $block Block instance. * @param string $selector Selector. * @return array */ public static function getSearchableNode($block, $selector) { $searchContent = []; $nodes = self::getNode($block, $selector); foreach ($nodes as $node) { if (!isset($node['alt'])) { continue; } $node['alt'] = self::prepareSearchContent($node['alt']); if ($node['alt'] && !in_array($node['alt'], $searchContent)) { $searchContent[] = $node['alt']; } } return $searchContent; } }

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