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Drop html messages table width attribute to prevent side scrolling

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djmaze 2022-01-05 13:10:44 +01:00
parent 66c4c39fea
commit 476fe63999
1 changed files with 19 additions and 26 deletions
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45
snappymail/v/0.0.0/app/libraries/MailSo/Base/HtmlUtils.php
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@ -399,8 +399,7 @@ abstract class HtmlUtils
{
$sResult = '';
$sHtml = null === $sHtml ? '' : (string) $sHtml;
$sHtml = \trim($sHtml);
$sHtml = null === $sHtml ? '' : \trim($sHtml);
if (!\strlen($sHtml))
{
return '';
@ -429,7 +428,7 @@ abstract class HtmlUtils
$aNodes = $oDom->getElementsByTagName('*');
foreach ($aNodes as /* @var $oElement \DOMElement */ $oElement)
{
$aRemovedAttrs = array();
$aAttrsForRemove = array();
$sTagNameLower = \strtolower($oElement->tagName);
$sStyles = $oElement->hasAttribute('style') ? \trim($oElement->getAttribute('style'), " \n\r\t\v\0;") : '';
@ -512,13 +511,18 @@ abstract class HtmlUtils
$sStyles .= '; color: '.$sLinkColor;
}
else if ('table' === $sTagNameLower && $oElement->hasAttribute('width'))
{
@$oElement->removeAttribute('width');
$aAttrsForRemove['width'] = true;
}
if ($oElement->hasAttributes() && isset($oElement->attributes) && $oElement->attributes)
{
$aHtmlAllowedAttributes = isset(\MailSo\Config::$HtmlStrictAllowedAttributes) &&
\is_array(\MailSo\Config::$HtmlStrictAllowedAttributes) && \count(\MailSo\Config::$HtmlStrictAllowedAttributes) ?
\MailSo\Config::$HtmlStrictAllowedAttributes : null;
$sAttrsForRemove = array();
foreach ($oElement->attributes as $sAttrName => $oAttr)
{
if ($sAttrName && $oAttr)
@ -534,21 +538,10 @@ abstract class HtmlUtils
'fscommand', 'seeksegmenttime'
)))
{
$sAttrsForRemove[] = $sAttrName;
$aAttrsForRemove[$sName] = true;
}
}
}
if (\count($sAttrsForRemove))
{
foreach ($sAttrsForRemove as $sName)
{
@$oElement->removeAttribute($sName);
$aRemovedAttrs[\trim(\strtolower($sName))] = true;
}
}
unset($sAttrsForRemove);
}
if ($oElement->hasAttribute('href'))
@ -705,23 +698,23 @@ abstract class HtmlUtils
$aFoundCIDs, $aContentLocationUrls, $aFoundContentLocationUrls, $fAdditionalExternalFilter));
}
if (\MailSo\Config::$HtmlStrictDebug && \count($aRemovedAttrs))
foreach ($aAttrsForRemove as $sName)
{
unset($aRemovedAttrs['class'], $aRemovedAttrs['target'], $aRemovedAttrs['id'], $aRemovedAttrs['name'],
$aRemovedAttrs['itemprop'], $aRemovedAttrs['itemscope'], $aRemovedAttrs['itemtype']);
@$oElement->removeAttribute($sName);
}
$aRemovedAttrs = \array_keys($aRemovedAttrs);
if (\count($aRemovedAttrs))
if (\MailSo\Config::$HtmlStrictDebug && $aAttrsForRemove)
{
unset($aAttrsForRemove['class'], $aAttrsForRemove['target'], $aAttrsForRemove['id'], $aAttrsForRemove['name'],
$aAttrsForRemove['itemprop'], $aAttrsForRemove['itemscope'], $aAttrsForRemove['itemtype']);
if ($aAttrsForRemove)
{
$oElement->setAttribute('data-removed-attrs', \implode(',', $aRemovedAttrs));
$oElement->setAttribute('data-removed-attrs', \implode(',', \array_keys($aAttrsForRemove)));
}
}
}
$sResult = static::GetTextFromDom($oDom, true);
unset($oDom);
return $sResult;
return static::GetTextFromDom($oDom, true);
}
/**