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<?php | |
namespace Environaut\Export\Formatter; | |
use Environaut\Report\IReport; | |
use Environaut\Export\Formatter\BaseFormatter; | |
/** | |
* Writes all or specific groups of settings as JSON to a file. | |
* | |
* Supported parameters include: | |
* - "location": Path and filename to write (defaults to 'environaut-config.json'). | |
* - "groups": Array of group names. Only settings with those groups are written. | |
* By default all settings regardless of their group are written. | |
* - "pretty": Whether to write the JSON object pretty printed to the file. | |
* Defaults to true, but only works from PHP 5.4 upwards. | |
* - "nested": Defines whether to group settings by their group (defaults to true). | |
*/ | |
class JsonSettingsWriter extends BaseFormatter | |
{ | |
/** | |
* Writes all or specific groups of settings as a JSON file and | |
* returns a message with some information about that. | |
* | |
* @param IReport $report report to take results (and settings) from | |
* | |
* @return string messages for CLI output | |
*/ | |
public function format(IReport $report) | |
{ | |
$output = ''; | |
$params = $this->getParameters(); | |
$file = $params->get('location', 'environaut-config.json'); | |
$pretty = $params->get('pretty', true); | |
$nested = $params->get('nested', true); | |
$groups = $params->get('groups'); | |
if (is_writable($file)) { | |
$output .= '<comment>Overwriting</comment> '; | |
} else { | |
$output .= 'Writing '; | |
} | |
if (empty($groups)) { | |
$output .= 'all groups '; | |
} else { | |
$output .= 'group(s) "' . implode(', ', $groups) . '" '; | |
} | |
$output .= 'to file "<comment>' . $file . '</comment>"...'; | |
$flags = JSON_FORCE_OBJECT; | |
if ($pretty && version_compare(PHP_VERSION, '5.4.0') >= 0) { | |
$flags |= JSON_PRETTY_PRINT; | |
} | |
$all_settings = $report->getSettingsAsArray($groups); | |
$grouped_settings = array(); | |
foreach ($all_settings as $setting) { | |
if ($nested === true) { | |
$grouped_settings[$setting['group']][$setting['name']] = $setting['value']; | |
} else { | |
$grouped_settings[$setting['name']] = $setting['value']; | |
} | |
} | |
$content = json_encode($grouped_settings, $flags); | |
$ok = file_put_contents($file, $content, LOCK_EX); | |
if ($ok !== false) { | |
$output .= '<info>ok</info>.'; | |
} else { | |
$output .= '<error>FAILED</error>.'; | |
} | |
return $output; | |
} | |
} |