php Archives - Belchamber Web Tools, AI Guidance & Code

Latest Useful Web Resources and Links #1, March 2016

Aaron Belchamber — Sat, 12 Mar 2016 18:31:37 +0000

I created this page as a running repository of useful, miscellaneous web notes for later reference. Javascript & JQuery How to get the latest version of JQuery: alert('JQuery: '+$.fn.jquery); // Outputs JQuery: x.x.x Useful info about Javascript and JQuery source maps — an explanation about what they are and how they are used: http://elijahmanor.com/the-magic-of-the-jquery-1-9-source-map/ Parsley […]

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How to show or access cookie values in Symfony Twig views

Aaron Belchamber — Thu, 02 Apr 2015 15:09:39 +0000

Strange how obscure it is to find a clear example of how to just access or show the value of a cookie in Twig, so here it is! {{ app.request.cookies.get('yourCookieHere') }} Twig is the templating engine that powers Symfony views. Symfony is the PHP framework from Sensio Labs. If you are a company that uses […]

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Symfony Framework: Calling on other controllers from your TWIG views handy and efficient

Aaron Belchamber — Thu, 19 Mar 2015 11:31:14 +0000

In the newest versions of Symfony greater than 2.2 you can embed output from controller by calling it with this handy TWIG snippet: {{ render(controller('PostBundle:Posts:recentPosts', { 'category': 'cool symfony tips' })) }} Check out Sensio Lab’s documentation to learn more. This is especially useful if you want to create a snippet that will deliver content […]

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Upgrading Symfony from 2.3 to 2.6 introduces few pitfalls in test run

Aaron Belchamber — Sun, 08 Feb 2015 17:48:32 +0000

Besides making sure your server is running PHP 5.4 or higher, after updating from Symfony 2.3 to 2.6.3, I had to roll back a few dependency packages I found were conflicting and weren’t tested and cleared to work with the newest version of Symfony. Some of the latest compatibility requirements are found here. The latest […]

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Accessing dynamic field names in Symfony’s TWIG using attribute and the tilde(~)

Aaron Belchamber — Tue, 27 Jan 2015 04:09:33 +0000

At last, a framework has finally given the tilde (~) a little respect. Hash tag (#) usually gets all the glory, but not this time! Not is in this case. Granted, the tilde might be happy to be used at all and chances are, this obscure solution to another view issue doesn’t mean tilde’s ready […]

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Failed to write cache file error in Symfony 2.6.1 usually file permissions for cache folders

Aaron Belchamber — Wed, 21 Jan 2015 12:17:44 +0000

This error thrown in Symfony 2.6.1 was resolved by going to the app directory of the Symfony site and running the following chmod permission changes. Make sure you have root permissions! Whoops, looks like something went wrong. 1/1 RuntimeException in ClassCollectionLoader.php line 239: Failed to write cache file “/home/subdomain/public_html/app/dev/cache/classes.php”. [root@devserver app]# chmod 777 -R cache […]

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Latest Symfony version with standard Composer dependency settings that won’t break!

Aaron Belchamber — Tue, 20 Jan 2015 03:57:44 +0000

The latest and greatest version of Symfony is so fresh, it’s just not ready for prime time — at least some of its standard dependency packages they call bundles! I hope this saves other Sensio Labs Symfony framework users trouble because if you’re hoping for all new versions, you’re bound to run into the trouble. […]

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Symfony Assetic troubleshooting with the LESS filter

Aaron Belchamber — Sat, 10 Jan 2015 05:54:20 +0000

Installing Symfony doesn’t take long, but depending on your Composer capabilities on your web server, you may run into issues if you don’t install LESS and Node properly. Find the Node modules path by typing in the Linux command line: find / -name node_modules -type d Then set to the node_paths option: assetic: filters: less: node_paths: /usr/lib/node_modules […]

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Example of basic looping through array values in Symfony Twig

Aaron Belchamber — Sat, 03 Jan 2015 13:31:08 +0000

Cycle through an array of values for current year and 5 years into the future: {% set start_yr = date() | date('Y') %} {% set end_yr = start_yr + 5 %} {% for yr in start_yr..end_yr %} {{ cycle(['odd', 'even'], loop.index0) }} {% endfor %} The array “colors” would probably be better off defined in […]

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Setting a Doctrine query limit in Sensio Lab’s Symfony PHP framework for customer queries in respositories

Aaron Belchamber — Thu, 01 Jan 2015 21:37:15 +0000

Here is an example of a simple DQL query in a custom repository method meant to return a single array result. The following will return the latest result in case there are multiple contact records that match the “customerId” field, which is actually “customer_id” in the database, but remember that camelCase convention applies to Doctrine […]

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