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Add nodes query cache for CSS inlining

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[MAILPOET-1797]
This commit is contained in:
Rostislav Wolny
2019-03-05 10:37:39 +01:00
committed by M. Shull
parent 4e27152c93
commit 59d960b42f
1 changed files with 6 additions and 2 deletions
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8
lib/Util/CSS.php
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@ -62,11 +62,15 @@ class CSS {
// This is an array with, amongst other things, the keys 'properties', which hold the CSS properties
// and the 'selector', which holds the CSS selector
$rules = $this->parseCSS($raw_css);
$nodes_map = [];
// We loop over each rule by increasing order of specificity, find the nodes matching the selector
// and apply the CSS properties
foreach ($rules as $rule) {
foreach ($html->query($rule['selector']) as $node) {
if (!isset($nodes_map[$rule['selector']])) {
$nodes_map[$rule['selector']] = $html->query($rule['selector']);
}
foreach ($nodes_map[$rule['selector']] as $node) {
// I'm leaving this for debug purposes, it has proved useful.
/*
if ($node->already_styled === 'yes')
@ -109,7 +113,7 @@ class CSS {
if (strpos($value, '!important') === false) {
continue;
}
foreach ($html->query($rule['selector']) as $node) {
foreach ($nodes_map[$rule['selector']] as $node) {
$style = $this->styleToArray($node->style);
$style[$key] = $value;
$node->style = $this->arrayToStyle($style);