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<?php
/**
* Pimcore
*
* This source file is available under two different licenses:
* - GNU General Public License version 3 (GPLv3)
* - Pimcore Commercial License (PCL)
* Full copyright and license information is available in
* LICENSE.md which is distributed with this source code.
*
* @copyright Copyright (c) Pimcore GmbH (http://www.pimcore.org)
* @license http://www.pimcore.org/license GPLv3 and PCL
*/
namespace Pimcore\Tool;
use Onnov\DetectEncoding\EncodingDetector;
use Pimcore\Model\Asset;
use Pimcore\Model\DataObject\Concrete;
use Pimcore\Model\Document;
use Pimcore\Model\Element;
class Text
{
/**
* @param string $text
*
* @return mixed|string
*/
public static function removeLineBreaks($text = '')
{
$text = str_replace(["\r\n", "\n", "\r", "\t"], ' ', $text);
$text = preg_replace('#[ ]+#', ' ', $text);
return $text;
}
/**
* @param string $text
* @param array $params
*
* @return string
*/
public static function wysiwygText($text, $params = [])
{
if (empty($text)) {
return $text;
}
$matches = self::getElementsTagsInWysiwyg($text);
if (count($matches[2]) > 0) {
for ($i = 0; $i < count($matches[2]); $i++) {
preg_match('/[0-9]+/', $matches[2][$i], $idMatches);
preg_match('/asset|object|document/', $matches[3][$i], $typeMatches);
$linkAttr = null;
$path = null;
$additionalAttributes = [];
$id = $idMatches[0];
$type = $typeMatches[0];
$element = Element\Service::getElementById($type, $id);
$oldTag = $matches[0][$i];
if ($element instanceof Element\ElementInterface) {
if ($matches[1][$i] == 'a') {
$linkAttr = 'href';
$path = $element->getFullPath();
if (($element instanceof Document || $element instanceof Concrete) && !$element->isPublished()) {
$path = null;
} elseif ($element instanceof Document) {
// get parameters
preg_match('/href="([^"]+)*"/', $oldTag, $oldHref);
if ($oldHref[1] && (strpos($oldHref[1], '?') !== false || strpos($oldHref[1], '#') !== false)) {
$urlParts = parse_url($oldHref[1]);
if (array_key_exists('query', $urlParts) && !empty($urlParts['query'])) {
$path .= '?' . $urlParts['query'];
}
if (array_key_exists('fragment', $urlParts) && !empty($urlParts['fragment'])) {
$path .= '#' . $urlParts['fragment'];
}
}
} elseif ($element instanceof Concrete) {
if ($linkGenerator = $element->getClass()->getLinkGenerator()) {
$path = $linkGenerator->generate(
$element,
$params
);
} else {
// no object path without link generator!
$path = null;
}
}
} elseif ($matches[1][$i] == 'img') {
$linkAttr = 'src';
// only for images
if (!$element instanceof Asset\Image) {
continue;
}
$path = $element->getFullPath();
// resize image to the given attributes
$config = null;
preg_match('/width="([^"]+)*"/', $oldTag, $widthAttr);
preg_match('/height="([^"]+)*"/', $oldTag, $heightAttr);
preg_match('/style="([^"]+)*"/', $oldTag, $styleAttr);
if ((isset($widthAttr[1]) && $widthAttr[1]) || (isset($heightAttr[1]) && $heightAttr[1])) {
$config = [
'width' => (int)(isset($widthAttr[1]) ? $widthAttr[1] : null),
'height' => (int)(isset($heightAttr[1]) ? $heightAttr[1] : null),
];
}
if (isset($styleAttr[1]) && $styleAttr[1] && preg_match('/(width|height)/', $styleAttr[1])) {
$config = []; // reset the config if it was set already before (attributes)
$cleanedStyle = preg_replace('#[ ]+#', '', $styleAttr[1]);
$styles = explode(';', $cleanedStyle);
foreach ($styles as $style) {
if (strpos(trim($style), 'width') === 0) {
if (preg_match('/([0-9]+)(px)/i', $style, $match)) {
$config['width'] = $match[1];
}
} elseif (strpos(trim($style), 'height') === 0) {
if (preg_match('/([0-9]+)(px)/i', $style, $match)) {
$config['height'] = $match[1];
}
}
}
}
// only create a thumbnail if it is not disabled
if (!preg_match('/pimcore_disable_thumbnail="([^"]+)*"/', $oldTag)) {
if (!empty($config)) {
$path = $element->getThumbnail($config);
$pathHdpi = $element->getThumbnail(array_merge($config, ['highResolution' => 2]));
$additionalAttributes = [
'srcset' => $path . ' 1x, ' . $pathHdpi . ' 2x',
];
} elseif ($element->getWidth() > 2000 || $element->getHeight() > 2000) {
// if the image is too large, size it down to 2000px this is the max. for wysiwyg
// for those big images we don't generate a hdpi version
$path = $element->getThumbnail([
'width' => 2000,
]);
} else {
// return the original
$path = $element->getFullPath();
}
}
}
if ($path) {
$pattern = '/' . $linkAttr . '="[^"]*"/';
$replacement = $linkAttr . '="' . $path . '"';
if (!empty($additionalAttributes)) {
$replacement .= ' ' . array_to_html_attribute_string($additionalAttributes);
}
$newTag = preg_replace($pattern, $replacement, $oldTag);
$text = str_replace($oldTag, $newTag, $text);
}
}
if (!$path) {
// in case there's a broken internal reference/link
if ($matches[1][$i] == 'img') {
// remove the entire tag for images
$text = str_replace($oldTag, '', $text);
} elseif ($matches[1][$i] == 'a') {
// just display the text for links
$text = preg_replace('@' . preg_quote($oldTag, '@') . '([^\<]+)\</a\>@i', '$1', $text);
}
}
}
}
return $text;
}
/**
* @param string $text
*
* @return array
*/
private static function getElementsTagsInWysiwyg($text)
{
if (!is_string($text) || strlen($text) < 1) {
return [];
}
$hash = 'elements_raw_wysiwyg_text_' . md5($text);
if (\Pimcore\Cache\Runtime::isRegistered($hash)) {
return \Pimcore\Cache\Runtime::get($hash);
}
//$text = Pimcore_Tool_Text::removeLineBreaks($text);
preg_match_all("@\<(a|img)[^>]*(pimcore_id=\"[0-9]+\")[^>]*(pimcore_type=\"[asset|document|object]+\")[^>]*\>@msUi", $text, $matches);
\Pimcore\Cache\Runtime::set($hash, $matches);
return $matches;
}
/**
* @param string $text
*
* @return array
*/
private static function getElementsInWysiwyg($text)
{
$hash = 'elements_wysiwyg_text_' . md5($text);
if (\Pimcore\Cache\Runtime::isRegistered($hash)) {
return \Pimcore\Cache\Runtime::get($hash);
}
$elements = [];
$matches = self::getElementsTagsInWysiwyg($text);
if (count($matches[2]) > 0) {
for ($i = 0; $i < count($matches[2]); $i++) {
preg_match('/[0-9]+/', $matches[2][$i], $idMatches);
preg_match('/asset|object|document/', $matches[3][$i], $typeMatches);
$id = $idMatches[0];
$type = $typeMatches[0];
$element = Element\Service::getElementById($type, $id);
if ($id && $type && $element instanceof Element\ElementInterface) {
$elements[] = [
'id' => $id,
'type' => $type,
'element' => $element,
];
}
}
}
\Pimcore\Cache\Runtime::set($hash, $elements);
return $elements;
}
/**
* extracts all dependencies to other elements from wysiwyg text
*
* @param string $text
*
* @return array
*/
public static function getDependenciesOfWysiwygText($text)
{
$dependencies = [];
if (!empty($text)) {
$elements = self::getElementsInWysiwyg($text);
foreach ($elements as $element) {
$key = $element['type'] . '_' . $element['id'];
$dependencies[$key] = [
'id' => $element['id'],
'type' => $element['type'],
];
}
}
return $dependencies;
}
/**
* @param string $text
* @param array $tags
*
* @return array
*/
public static function getCacheTagsOfWysiwygText($text, array $tags = []): array
{
if (!empty($text)) {
$elements = self::getElementsInWysiwyg($text);
foreach ($elements as $element) {
$el = $element['element'];
if (!array_key_exists($el->getCacheTag(), $tags)) {
$tags = $el->getCacheTags($tags);
}
}
}
return $tags;
}
/**
* @param string $text
*
* @return string
*/
public static function convertToUTF8($text)
{
$encoding = self::detectEncoding($text);
if ($encoding) {
$text = iconv($encoding, 'UTF-8', $text);
}
return $text;
}
/**
* @param string $text
*
* @return string
*/
public static function detectEncoding($text)
{
// Detect UTF-8, UTF-16 and UTF-32 by BOM
$utf32_big_endian_bom = chr(0x00) . chr(0x00) . chr(0xFE) . chr(0xFF);
$utf32_little_endian_bom = chr(0xFF) . chr(0xFE) . chr(0x00) . chr(0x00);
$utf16_big_endian_bom = chr(0xFE) . chr(0xFF);
$utf16_little_endian_bom = chr(0xFF) . chr(0xFE);
$utf8_bom = chr(0xEF) . chr(0xBB) . chr(0xBF);
$first2bytes = substr($text, 0, 2);
$first3bytes = substr($text, 0, 3);
$first4bytes = substr($text, 0, 3);
if ($first3bytes === $utf8_bom) {
return 'UTF-8';
} elseif ($first4bytes === $utf32_big_endian_bom) {
return 'UTF-32BE';
} elseif ($first4bytes === $utf32_little_endian_bom) {
return 'UTF-32LE';
} elseif ($first2bytes === $utf16_big_endian_bom) {
return 'UTF-16BE';
} elseif ($first2bytes === $utf16_little_endian_bom) {
return 'UTF-16LE';
}
$detector = new EncodingDetector();
$encoding = $detector->getEncoding($text);
if (empty($encoding)) {
$encoding = 'UTF-8';
}
return $encoding;
}
/**
* @param string $string
*
* @return string
*/
public static function getStringAsOneLine($string)
{
$string = str_replace("\r\n", ' ', $string);
$string = str_replace("\n", ' ', $string);
$string = str_replace("\r", ' ', $string);
$string = str_replace("\t", '', $string);
$string = preg_replace('#[ ]+#', ' ', $string);
return $string;
}
/**
* @param string $string
* @param int $length
*
* @return string
*/
public static function cutStringRespectingWhitespace($string, $length)
{
if ($length < strlen($string)) {
$text = substr($string, 0, $length);
if (false !== ($length = strrpos($text, ' '))) {
$text = substr($text, 0, $length);
}
$string = $text . '…';
}
return $string;
}
}

vendor/pimcore/pimcore/lib/Tool/Text.php line 45