Ubuntu
setName('development:build-tracker-js');
$this->setDescription('Minifies tracker JavaScript for Matomo core or a single plugin.');
$this->addRequiredValueOption('plugin', null, 'The plugin to minify. If not supplied, minifies core tracker JS.');
}
public function isEnabled()
{
return \Piwik\Development::isEnabled();
}
protected function doExecute() : int
{
$plugin = $this->getInput()->getOption('plugin');
if ($plugin && !Manager::getInstance()->isPluginInFilesystem($plugin)) {
throw new \InvalidArgumentException("Invalid plugin '{$plugin}'");
}
$this->installYuiCompressorIfNeeded();
$this->compress($plugin);
return self::SUCCESS;
}
private function compress($plugin)
{
$output = $this->getOutput();
$output->writeln("Minifying...");
$jsPath = PIWIK_INCLUDE_PATH . '/js';
if (!$plugin) {
$command = "cd {$jsPath} && sed '//,/<\\/DEBUG>/d' < piwik.js | sed 's/eval/replacedEvilString/' | java -jar yuicompressor-2.4.8.jar --type js --line-break 1000 | sed 's/replacedEvilString/eval/' | sed 's/^[/][*]/\\/*!/' > piwik.min.js && cp piwik.min.js ../piwik.js && cp piwik.min.js ../matomo.js";
if ($output->isVerbose()) {
$output->writeln("Command: {$command}");
}
passthru($command);
return;
}
$pluginTrackerJs = PIWIK_INCLUDE_PATH . '/plugins/' . $plugin . '/tracker.js';
$pluginTrackerMinJs = PIWIK_INCLUDE_PATH . '/plugins/' . $plugin . '/tracker.min.js';
$command = "cd {$jsPath} && cat {$pluginTrackerJs} | java -jar yuicompressor-2.4.8.jar --type js --line-break 1000 | sed 's/^[/][*]/\\/*!/' > {$pluginTrackerMinJs}";
if ($output->isVerbose()) {
$output->writeln("Command: {$command}");
}
passthru($command);
$output->writeln("Done.");
}
private function installYuiCompressorIfNeeded()
{
$zipPath = PIWIK_INCLUDE_PATH . '/js/yuicompressor-2.4.8.zip';
$jarPath = PIWIK_INCLUDE_PATH . '/js/yuicompressor-2.4.8.jar';
if (is_file($jarPath)) {
return;
}
$this->getOutput()->writeln("Downloading YUI compressor...");
Http::fetchRemoteFile(self::YUI_COMPRESSOR_URL, $zipPath);
$unzip = Unzip::factory('PclZip', $zipPath);
$unzip->extract(PIWIK_INCLUDE_PATH . '/js/');
}
}