WordPress

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• Deploying to wordpress from git:

  If you are using git and are writing plugins for wordpress, its a hassle to switch between the 2 SCM. Why not commit once and deploy to 2 places? that is what many people are trying to do. this script does exactly that: https://github.com/benbalter/Github-to-WordPress-Plugin-Directory-Deployment-Script Create a plugin first. I suggest using all lowercase, eg blarblar-blarblar-blarblar. … Continue reading

• w3tc – enchanced disk – Page Cache URL rewriting is not working:

  If you get this error when using “disk enchanced” for page cache “It appears Page Cache URL rewriting is not working. If using apache, verify that the server configuration allows .htaccess or if using nginx verify all configuration files are included in the configuration.” put the wordpress .htaccess rules under root below the w3tc insertion … Continue reading

• uploading files outside of wordpress admin:

  if i have 4 images (called add_image1, add_image2, add_image3 and add_image4) to be uploaded outside of wordpress admin and wants to use wordpress file uploading functionality, if (isset($_FILES)) { for ($i = 0; $i < 4; $i ++) { $name = ‘add_image’.$i; if ($_FILES[$name][‘size’][$k] > 2000000) { exit(‘Each image uploaded must be less than 2 … Continue reading

• How to hid “Thank you for creating with WordPress” footer:

  The “thank you for creating with wordpress” footer sometimes floats over some of your plugin fields in the admin panel. It becomes super annoying when some of those fields become unclickable. Sorry wordpress, we have to remove your credit footer till it doesn’t pose a problem. We can remove it using simple css trick. Add … Continue reading

• Language translation in wordpress (tips):

  Its important to think of language translation when creating plugins, hence http://codex.wordpress.org/Translating_WordPress is important. Use __ or _e whenever possible. I strongly recommend poedit for text translation. In poedit, open an existing language file and save it again under your locale but named differently eg woocommerce-zh_AU.po – see http://codex.wordpress.org/WordPress_in_Your_Language. 2 files will be created, ie … Continue reading

• Preventing css or javascript caching:

  making css or javascript unique is important to bypass any caching mechanism, ie good for checking updates in production environment. Some good technique involves appending a version number or timestamp after the filename. In wordpress, it is really easy <link rel=”stylesheet” href=”<?php bloginfo(‘stylesheet_url’); ?>?<?php echo filemtime(TEMPLATEPATH.’/style.css’); ?>” type=”text/css” /> Like it.? Share it:Tweet

• wordpress: Fatal error: Maximum function nesting level of ‘100’ reached:

  If you are running wordpress and have xdebug installed, this is a warning that you have something wrong in functions.php or plugin file. Don’t turn xdebug off. fix the code. One place to look at the ‘save_post’ hook. Take this code for example, I intend to save my post before most of my plugins kicked … Continue reading

• WordPress redirection after login fails:

  If you create your own login form or use the wordpress wp_login_form function to create one, you have the option to redirect user to certain pages after login by including a “redirect_to” variable upon submission. If it doesn’t work, it means that you have certain plugins that hook on to the wp_login action. Commercial plugins … Continue reading

• Best way to prevent autosave and revisions in wordpress:

  wordpress by default tries to be clever by saving revisions to your posts frequently. This can be a good thing if everything went kaboom and you won’t loose too much data. The downside is that your database will become bloated really quickly, meaning that queries will become slower as time goes by. To stop wordpress … Continue reading

• using set_transient in wordpress:

  set_transient is an excellent caching mechanism in wordpress. However one thing to note is that it depends on the caching plugin that is installed. So for example, if the plugin caching mechanism is memcache, the cache will be stored in memcache instead of in the db. Hence clearing the memcache from the plugin will clear … Continue reading