path: root/modules-available/dozmod/pages/templates.inc.php

<?php

class SubPage
{

	private static $templates = [];

	public static function doPreprocess()
	{
		$action = Request::post('action', 'show', 'string');
		if ($action === 'show') {
			self::fetchTemplates();
		} elseif ($action === 'save') {
			if (User::hasPermission("templates.save")) {
				self::handleSave();
			}
		} elseif ($action === 'reset') {
			if(User::hasPermission("templates.reset")) {
				self::handleReset();
			}
		} else {
			Message::addError('main.invalid-action', $action);
			Util::redirect('?do=dozmod&section=templates');
		}
	}

	private static function enrichHtml() {
		/* for each template */
		foreach (self::$templates as &$t) {
			$lis = "";
			$optManVars = "";
			$optVars = "";
			foreach ($t['mandatory_variables'] as $var) {
				$optManVars .= "<option selected=\"selected\" value=\"$var\">$var</option>";
				$lis .= "<li><strong>$var</strong></li>";
			}
			foreach($t['optional_variables'] as $var) {
				$optVars .= "<option selected=\"selected\" value=\"$var\">$var</option>";
				$lis .= "<li>$var</li>";
			}
			/* also options for hidden inputs */

			$t['html_availableVariables'] = $lis;
			$t['html_mandatoryVariables'] = $optManVars;
			$t['html_optionalVariables'] 	= $optVars;

			/* also for javascript */
			$t['list_mandatoryVariables'] =
				implode(',', $t['mandatory_variables']);

			$t['list_optionalVariables'] =
				implode(',', $t['optional_variables']);

			settype($t['original'], 'bool');
			settype($t['edit_version'], 'int');
			settype($t['version'], 'int');
			$t['modified'] = !$t['original'];
			$t['conflict'] = !$t['original'] && $t['edit_version'] < $t['version'];
		}
	}

	public static function doRender()
	{
		self::enrichHtml();
		Render::addTemplate('templates', [
			'templates' => self::$templates,
			'allowedReset' => User::hasPermission("templates.reset"),
			'allowedSave' => User::hasPermission("templates.save"),
		]);
	}

	private static function forcmp(string $string): string
	{
		return trim(str_replace("\r\n", "\n", $string));
	}

	private static function handleSave()
	{
		$data = Request::post('templates');
		if (is_array($data)) {
			self::fetchTemplates();
			foreach (self::$templates as &$template) {
				if (isset($data[$template['name']])) {
					if (self::forcmp($template['template']) !== self::forcmp($data[$template['name']]['template'])) {
						if (empty($template['original_template'])) {
							$template['original_template'] = $template['template'];
						}
						$template['edit_version'] = $template['version'];
					}
					$template['original'] = (empty($template['original_template']) && $template['original'])
						|| self::forcmp($template['original_template']) === self::forcmp($data[$template['name']]['template']);
					if ($template['original']) {
						$template['original_template'] = '';
					}
					$template['template'] = $data[$template['name']]['template'];
				}
			}
			unset($template);
			$data = json_encode(array('templates' => self::$templates));
			Database::exec("UPDATE sat.configuration SET value = :value WHERE parameter = 'templates'", array('value' => $data));
			Message::addSuccess('templates-saved');
		} else {
			Message::addError('nothing-submitted');
		}
		Util::redirect('?do=dozmod&section=templates');
	}

	private static function handleReset()
	{
		$result = Download::asStringPost('http://127.0.0.1:9080/do/reset-mail-templates', array(), 10, $code);
		if ($code == 999) {
			Message::addError('timeout');
		} elseif ($code != 200) {
			Message::addError('dozmod-error', $code);
		} else {
			Message::addSuccess('all-templates-reset', $result);
		}
		Util::redirect('?do=dozmod&section=templates');
	}

	private static function fetchTemplates() {
		$templates= Database::queryFirst('SELECT value FROM sat.configuration WHERE parameter = :param', array('param' => 'templates'));
		if ($templates != null) {
			$templates = @json_decode($templates['value'], true);
			if (is_array($templates)) {
				$names = array_map(static function ($e) { return $e['name']; }, $templates['templates']);
				array_multisort($names, SORT_ASC, $templates['templates']);
				self::$templates = $templates['templates'];
			}
		}

	}

	public static function doAjax()
	{

	}

}