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Form validation

Resource for test [regular expression][test-regexp].

How to

Need form id attribute and add to required fields required-entry class for define what that field must be filled and validate-email for check that current field must be valid email.

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Load layout section

Mostly uses for build a system with Ajax asynchronous reload some blocks without reload full page.

Load section

Loaded section name checkout_onepage_shippingmethod example from _getShippingMethodsHtml() method of class Mage_Checkout_OnepageController

    
    $layout = $this->getLayout();
    

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Cron

The list will be supplemented

Usage

View user crontab

    cronab -l

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Varien backtrace

  Mage::log(Varien_Debug::backtrace(true, true), null, 'backtrace.log');

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Close controller for not unauthenticated users

Add into your controller

    /**
     * Action predispatch    
     *   
     * Check customer authentication for some actions     
 */ 

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$this->getLayout()->getBlock('head')->getTitle();

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Add pagination to custom collection

Modify _prepareLayout() method of class what render your template

    protected function _prepareLayout()
    {
        parent::_prepareLayout();

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Chrome rowser developer tools tricks

Quick file switching

If you’ve used Sublime Text, you probably can’t live without its "Go to anything" overlay. You will be happy to hear that dev tools has it too. Press Ctrl + P (Cmd + P on Mac) when DevTools is opened, to quickly search for, and open any file in your project.

Go to line

After you’ve opened a file in the Sources tab, DevTools allows you to easily jump to any line in it. To do so press Ctrl + G for Windows and Linux, (or Cmd + L for Mac), and type in your line number.

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Subscribe customer on chekout

Add input to html

  
   <input type="checkbox" name="is_subscribed" value="1"/>

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Programmatically Subscribe and Unsubscribe Newsletter Subscribers

Subscribe

  Mage::getModel('newsletter/subscriber')->subscribe('[email protected]');

Unsubscribe