functions - Read For Learn

update_post_meta not working in function

Figured it out. I had to re-read the codex a lot to figure out that when you pass an array to update_post_meta it is serialized. By using maybe_unserialize() on the return value I was able to to get access to the values. Hope this helps some future searcher!

Issues with add_query_arg() not passing a variable

I ended up using a GET method and got rid of add_query_arg() function $homezip = $_GET[“search”]; <form action=”local-concert-listings/” method=”get”> <input id=”address” size=”6″ type=”text” placeholder=”Zipcode” name=”zipcode”/> <div style=”display:none;”> <input id=”volume” size=”1″ name=”miles” value=”70″ placeholder=”70″></input> </div> <input type=”submit” value=”go” name=”SubmitButton” onclick=”codeAddress()” /> </form>

Function to draw random image from specified category destroys site logic – why?

Define an extra field for all pages (with no plugin?)

getExcerpt: Make ellipsis appear only if character limit is reached

You can check to see if the length of the excerpt is longer than the max count. if(strlen($excerpt) > $count){ $excerpt = substr($excerpt, 0, $count) . ‘…’; } … is the correct ellipsis character to use.

custom post with loading script per single post

What if you completely remove the loadDonateScripts function and just add the conditional before enqueuing the scripts like in the the following: function donate_adding_scripts() { if (is_single()) { global $post; if($post->ID==”8436″){ // only for post Id = 8436 wp_register_script(‘donateParsleyJs’, get_template_directory_uri() . ‘/js/parsley.min.js’, array(‘jquery’),’1.11.1′); wp_enqueue_script(‘donateParsleyJs’); wp_register_script(‘donateParsleyHeJs’, get_template_directory_uri() . ‘/js/he.js’); wp_enqueue_script(‘donateParsleyHeJs’); wp_register_script(‘donateJs’, get_template_directory_uri() . ‘/js/donateJs.js’, array(‘jquery’),’1.11.1′, true); … Read more

Language switcher for subdomains

To use Language Switcher for MULTI-SITE wordpress, then i advice several plugins: 1) MultiLanguage Site Framework – has language/flags switcher in top and above posts too, plus other options.. 2) MultiSite language switcher – adds just switcher for flags/languages.

Update add_image_size

@WisdmLabs is right. For old images you will have to use that plugin to regenerate thumbnails. For new images which you will upload it will respect the 600 height mentioned in child theme’s functions.php file.

Add functionality to post editor

I have found an url which explains it all, just adding some javascript, php and css to TinyMCE by some hooks and you got it up and running. http://codex.wordpress.org/Plugin_API/Filter_Reference/mce_external_plugins

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