WordPress have WP_Error class for checking WordPress errors and error messages since version 2.1.0. WordPress use object of WP_Error class for reporting error from several WP function. However, we can use this object in plugin or theme to handle error within WordPress. This class containing verious useful method for managing error. All methods <?php //Creating … Read more
It’s best to just log errors to the server and then use bash or a server script that supports email and error analysis (instead of PHP). There are lots of log file tools out there, simple ones like Logwatch, Swatch, Octopussy, or more complex ones like Nagios. For errors which are triggered using WP_Error you … Read more
Problem lies in your theme. It’s not compatible with PHP 7.2. In this version the create_function is deprecated and you should use Anonymous Functions instead. So for example instead of something like this: $callback = create_function(”, ‘echo “‘.str_replace(‘”‘, ‘\”‘, $section[‘desc’]).'”;’); You should use this: $callback = function() { echo str_replace(‘”‘, ‘\”‘, $section[‘desc’]); };
Basically, if you create a PHP file named db-error.php and put under /wp-content/, you’ll get what db-error.php will have. Here is my template on CodePen. This is example : <?php header(‘HTTP/1.1 503 Service Temporarily Unavailable’); header(‘Status: 503 Service Temporarily Unavailable’); header(‘Retry-After: 3600’); // 1 hour = 3600 seconds mail(“[email protected]”, “Database Error”, “There is a problem … Read more
You can use admin_notices hook http://codex.wordpress.org/Plugin_API/Action_Reference/admin_notices For example: function ravs_admin_notice() { ?> <div class=”error”> <p><?php _e( ‘Article with this title is not found!’, ‘my-text-domain’ ); ?></p> </div> <?php } on publish_{your_custom_post_type} hook http://codex.wordpress.org/Post_Status_Transitions function on_post_publish( $ID, $post ) { // A function to perform actions when a {your_custom_post_type} is published. $post_exists = $wpdb->get_row(“SELECT post_name FROM … Read more
No, escaping should happen at the moment of output ( late escaping ) so that we know that it only occurs once. Double escaping can allow specially crafted output to break out. By escaping, we’re talking about functions such as esc_html, wp_kses_post, esc_url, etc. Sanitizing functions and validating functions are not the same, e.g. sanitize_textfield. … Read more
By setting the second argument to 3 for error_log: $pluginlog = plugin_dir_path(__FILE__).’debug.log’; $message=”SOME ERROR”.PHP_EOL; error_log($message, 3, $pluginlog); http://php.net/manual/en/function.error-log.php
It’s a common PHP error, usually when you try to access an array member with a non-existent key; $array = array( ‘hello’ => ‘world’ ); echo $array[‘foobar’]; // undefined index You should check for the key first with isset( $array[‘foobar’] ); UPDATE: In this case, I would chuck in a loop that sets-up the variables … Read more
I discover this message “Sorry, you are not allowed to access this page” mostly occur when various WordPress sites are in the same phpMyAdmin – all bearing the same table prefix, irrespective of the database name. I can’t tell how many WordPress sites are expected to be in the same phpMyAdmin with the same table … Read more
The files in wp-admin are only loaded when you’re in the admin area… when you’re looking at pages or posts those functions aren’t loaded. In that case you’d need to require the file first, so you’d want to do something like this in your function: if ( ! is_admin() ) { require_once( ABSPATH . ‘wp-admin/includes/post.php’ … Read more