Pressroom template verwijderd, website naar root van repo

vendor/tijsverkoyen/css-to-inline-styles/src/Css/Processor.php

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+<?php
+
+namespace TijsVerkoyen\CssToInlineStyles\Css;
+
+use TijsVerkoyen\CssToInlineStyles\Css\Rule\Processor as RuleProcessor;
+use TijsVerkoyen\CssToInlineStyles\Css\Rule\Rule;
+
+class Processor
+{
+    /**
+     * Get the rules from a given CSS-string
+     *
+     * @param string $css
+     * @param array  $existingRules
+     * @return Rule[]
+     */
+    public function getRules($css, $existingRules = array())
+    {
+        $css = $this->doCleanup($css);
+        $rulesProcessor = new RuleProcessor();
+        $rules = $rulesProcessor->splitIntoSeparateRules($css);
+
+        return $rulesProcessor->convertArrayToObjects($rules, $existingRules);
+    }
+
+    /**
+     * Get the CSS from the style-tags in the given HTML-string
+     *
+     * @param string $html
+     * @return string
+     */
+    public function getCssFromStyleTags($html)
+    {
+        $css = '';
+        $matches = array();
+        preg_match_all('|<style(?:\s.*)?>(.*)</style>|isU', $html, $matches);
+
+        if (!empty($matches[1])) {
+            foreach ($matches[1] as $match) {
+                $css .= trim($match) . "\n";
+            }
+        }
+
+        return $css;
+    }
+
+    /**
+     * @param string $css
+     * @return string
+     */
+    private function doCleanup($css)
+    {
+        // remove charset
+        $css = preg_replace('/@charset "[^"]++";/', '', $css);
+        // remove media queries
+        $css = preg_replace('/@media [^{]*+{([^{}]++|{[^{}]*+})*+}/', '', $css);
+
+        $css = str_replace(array("\r", "\n"), '', $css);
+        $css = str_replace(array("\t"), ' ', $css);
+        $css = str_replace('"', '\'', $css);
+        $css = preg_replace('|/\*.*?\*/|', '', $css);
+        $css = preg_replace('/\s\s++/', ' ', $css);
+        $css = trim($css);
+
+        return $css;
+    }
+}