Same name in other branches
  1. 6.0.x src/Asset/SingleAssetOptimizerBase.php \Drupal\advagg\Asset\SingleAssetOptimizerBase::isMinificationSuccess()
  2. 8.x-3.x src/Asset/SingleAssetOptimizerBase.php \Drupal\advagg\Asset\SingleAssetOptimizerBase::isMinificationSuccess()
  3. 8.x-4.x src/Asset/SingleAssetOptimizerBase.php \Drupal\advagg\Asset\SingleAssetOptimizerBase::isMinificationSuccess()

Check if minification was successful before saving changes.

Parameters

string $minified: The minified asset contents.

string $original: The original asset contents to compare against.

Return value

bool TRUE for success.

2 calls to SingleAssetOptimizerBase::isMinificationSuccess()
CssMinifier::optimize in advagg_css_minify/src/Asset/CssMinifier.php
Optimize the asset's content.
JsMinifier::optimize in advagg_js_minify/src/Asset/JsMinifier.php
Optimize the asset's content.

File

src/Asset/SingleAssetOptimizerBase.php, line 115

Class

SingleAssetOptimizerBase
A base class for optimizing (especially minifying) assets.

Namespace

Drupal\advagg\Asset

Code

protected function isMinificationSuccess($minified, $original) {
    // If the minified data is zero length it was a failure.
    if (empty($minified)) {
        return FALSE;
    }
    // If set, make sure the minified version doesn't have a suspiciously high
    // ratio or conversely a really low ratio.
    if (!$this->config
        ->get('ratio_max')) {
        return TRUE;
    }
    $before = strlen($original);
    $after = strlen($minified);
    $ratio = !empty($before) ? ($before - $after) / $before : 0;
    if ($ratio > $this->config
        ->get('ratio_max') || $ratio < $this->config
        ->get('ratio_min')) {
        return FALSE;
    }
    return TRUE;
}