drupal-civicrm/sites/all/modules/civicrm/Civi/Token/TokenCompatSubscriber.php
2018-01-14 13:10:16 +00:00

134 lines
4.5 KiB
PHP

<?php
namespace Civi\Token;
use Civi\Token\Event\TokenRenderEvent;
use Civi\Token\Event\TokenValueEvent;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
/**
* Class TokenCompatSubscriber
* @package Civi\Token
*
* This class provides a compatibility layer for using CRM_Utils_Token
* helpers within TokenProcessor.
*
* THIS IS NOT A GOOD EXAMPLE TO EMULATE. The class exists to two
* bridge two different designs. CRM_Utils_Token has some
* undesirable elements (like iterative token substitution).
* However, if you're refactor CRM_Utils_Token or improve the
* bridge, then it makes sense to update this class.
*/
class TokenCompatSubscriber implements EventSubscriberInterface {
/**
* @inheritDoc
*/
public static function getSubscribedEvents() {
return array(
Events::TOKEN_EVALUATE => 'onEvaluate',
Events::TOKEN_RENDER => 'onRender',
);
}
/**
* Load token data.
*
* @param TokenValueEvent $e
* @throws TokenException
*/
public function onEvaluate(TokenValueEvent $e) {
// For reasons unknown, replaceHookTokens requires a pre-computed list of
// hook *categories* (aka entities aka namespaces). We'll cache
// this in the TokenProcessor's context.
$hookTokens = array();
\CRM_Utils_Hook::tokens($hookTokens);
$categories = array_keys($hookTokens);
$e->getTokenProcessor()->context['hookTokenCategories'] = $categories;
$messageTokens = $e->getTokenProcessor()->getMessageTokens();
foreach ($e->getRows() as $row) {
/** @var int $contactId */
$contactId = $row->context['contactId'];
if (empty($row->context['contact'])) {
$params = array(
array('contact_id', '=', $contactId, 0, 0),
);
list($contact, $_) = \CRM_Contact_BAO_Query::apiQuery($params);
$contact = reset($contact); //CRM-4524
if (!$contact || is_a($contact, 'CRM_Core_Error')) {
// FIXME: Need to differentiate errors which kill the batch vs the individual row.
throw new TokenException("Failed to generate token data. Invalid contact ID: " . $row->context['contactId']);
}
//update value of custom field token
if (!empty($messageTokens['contact'])) {
foreach ($messageTokens['contact'] as $token) {
if (\CRM_Core_BAO_CustomField::getKeyID($token)) {
$contact[$token] = civicrm_api3('Contact', 'getvalue', array(
'return' => $token,
'id' => $contactId,
));
}
}
}
}
else {
$contact = $row->context['contact'];
}
if (!empty($row->context['tmpTokenParams'])) {
// merge activity tokens with contact array
// this is pretty weird.
$contact = array_merge($contact, $row->context['tmpTokenParams']);
}
$contactArray = !is_array($contactId) ? array($contactId => $contact) : $contact;
// Note: This is a small contract change from the past; data should be missing
// less randomly.
\CRM_Utils_Hook::tokenValues($contactArray,
(array) $contactId,
empty($row->context['mailingJob']) ? NULL : $row->context['mailingJob']->id,
$messageTokens,
$row->context['controller']
);
// merge the custom tokens in the $contact array
if (!empty($contactArray[$contactId])) {
$contact = array_merge($contact, $contactArray[$contactId]);
}
$row->context('contact', $contact);
}
}
/**
* Apply the various CRM_Utils_Token helpers.
*
* @param TokenRenderEvent $e
*/
public function onRender(TokenRenderEvent $e) {
$isHtml = ($e->message['format'] == 'text/html');
$useSmarty = !empty($e->context['smarty']);
$domain = \CRM_Core_BAO_Domain::getDomain();
$e->string = \CRM_Utils_Token::replaceDomainTokens($e->string, $domain, $isHtml, $e->message['tokens'], $useSmarty);
if (!empty($e->context['contact'])) {
$e->string = \CRM_Utils_Token::replaceContactTokens($e->string, $e->context['contact'], $isHtml, $e->message['tokens'], TRUE, $useSmarty);
// FIXME: This may depend on $contact being merged with hook values.
$e->string = \CRM_Utils_Token::replaceHookTokens($e->string, $e->context['contact'], $e->context['hookTokenCategories'], $isHtml, $useSmarty);
\CRM_Utils_Token::replaceGreetingTokens($e->string, $e->context['contact'], $e->context['contact']['contact_id'], NULL, $useSmarty);
}
if ($useSmarty) {
$smarty = \CRM_Core_Smarty::singleton();
$e->string = $smarty->fetch("string:" . $e->string);
}
}
}