How to prevent the «Infinite loop detected, review the trace for the looping path» exception in `Magento\Checkout\Model\Session::getQuote()`?

dmitry_fedyuk · February 12, 2024, 1:11pm

dmitry_fedyuk · February 12, 2024, 1:11pm

Step 1

How to prevent infinite loops for Magento\Quote\Model\Quote::_afterLoad()?

Step 2

2.2

Replace

github.com

magento/magento2/blob/2.4.6/app/code/Magento/Checkout/Model/Session.php#L50-L57


      
          /**
           * A flag to track when the quote is being loaded and attached to the session object.
           *
           * Used in trigger_recollect infinite loop detection.
           *
           * @var bool
           */
          private $isLoading = false;

with

github.com

mydreamday-fi/site/blob/2024-02-12-7/vendor/magento/module-checkout/Model/Session.php#L50-L58


      
              /**
               * Used in trigger_recollect infinite loop detection.
          	 * 2024-02-12 Dmitrii Fediuk https://upwork.com/fl/mage2pro
          	 * "Prevent the «Infinite loop detected, review the trace for the looping path» exception
          	 * *in `Magento\Checkout\Model\Session::getQuote()`": https://github.com/mydreamday-fi/site/issues/33
               * @used-by self::getQuote()
               * @var int
               */
              private $_quoteRetrivalCount = 0;

2.2

Replace

github.com

magento/magento2/blob/2.4.6/app/code/Magento/Checkout/Model/Session.php#L240-L243


      
          if ($this->isLoading) {
              throw new \LogicException("Infinite loop detected, review the trace for the looping path");
          }
          $this->isLoading = true;

with

github.com

mydreamday-fi/site/blob/2024-02-12-7/vendor/magento/module-checkout/Model/Session.php#L241-L250


      
          			# 2024-02-12 Dmitrii Fediuk https://upwork.com/fl/mage2pro
          			# 1) "Prevent the «Infinite loop detected, review the trace for the looping path» exception
          			# in `Magento\Checkout\Model\Session::getQuote()`":
          			# https://github.com/mydreamday-fi/site/issues/33
          			# 2) "Prevent infinite loops for `Magento\Quote\Model\Quote::_afterLoad()`":
          			# https://github.com/mydreamday-fi/site/issues/32
          			$this->_quoteRetrivalCount++;
                      if (2 < $this->_quoteRetrivalCount) {
                          throw new \LogicException("Infinite loop detected, review the trace for the looping path");
                      }

2.3

Replace

github.com

magento/magento2/blob/2.4.6/app/code/Magento/Checkout/Model/Session.php#L277-L279


      
          if ($quote->getTotalsCollectedFlag() === false) {
              $quote->collectTotals();
          }

with

github.com

mydreamday-fi/site/blob/2024-02-12-7/vendor/magento/module-checkout/Model/Session.php#L283-L291


      
          					# 2024-02-12 Dmitrii Fediuk https://upwork.com/fl/mage2pro
          					# 1) "Prevent the «Infinite loop detected, review the trace for the looping path» exception
          					# in `Magento\Checkout\Model\Session::getQuote()`":
          					# https://github.com/mydreamday-fi/site/issues/33
          					# 2) "Prevent infinite loops for `Magento\Quote\Model\Quote::_afterLoad()`":
          					# https://github.com/mydreamday-fi/site/issues/32
                              if (2 > $this->_quoteRetrivalCount && $quote->getTotalsCollectedFlag() === false) {
                                  $quote->collectTotals();
                              }

2.4

Replace

github.com

magento/magento2/blob/2.4.6/app/code/Magento/Checkout/Model/Session.php#L307-L307


      
          $this->isLoading = false;

with

github.com

mydreamday-fi/site/blob/2024-02-12-7/vendor/magento/module-checkout/Model/Session.php#L319-L325


      
          			# 2024-02-12 Dmitrii Fediuk https://upwork.com/fl/mage2pro
          			# 1) "Prevent the «Infinite loop detected, review the trace for the looping path» exception
          			# in `Magento\Checkout\Model\Session::getQuote()`":
          			# https://github.com/mydreamday-fi/site/issues/33
          			# 2) "Prevent infinite loops for `Magento\Quote\Model\Quote::_afterLoad()`":
          			# https://github.com/mydreamday-fi/site/issues/32
                      $this->_quoteRetrivalCount--;