Adding Saburly Headless WP theme inspired by postlights serverless solution

wordpress/wp-content/themes/saburly-headless/inc/log.php

@@ -0,0 +1,85 @@
+<?php
+
+/**
+ * Logs messages/variables/data to browser console from within php
+ * Thanks to https://codeinphp.github.io/post/outputting-php-to-browser-console/
+ *
+ * To use this, in your PHP template inside PHP tags, add a line like this:
+ *  log_console('$mobile_image_size_inline_style var', $mobile_image_size_inline_style, true);
+ *
+ * @param str  $name message to be shown for optional data/vars
+ * @param str  $data variable (scalar/mixed) arrays/objects, etc to be logged
+ * @param bool $js_eval whether to apply JS eval() to arrays/objects
+ *
+ * @return none
+ * @author Sarfraz
+ */
+function log_console( $name, $data = null, $js_eval = false ) {
+    if ( ! $name ) {
+        return false;
+    }
+
+    $is_evaled = false;
+    $type = ( $data || gettype( $data ) ) ? 'Type: ' . gettype( $data ) : '';
+
+    if ( $js_eval && ( is_array( $data ) || is_object( $data ) ) ) {
+        $data = 'eval(' . preg_replace( '#[\s\r\n\t\0\x0B]+#', '', wp_json_encode( $data ) ) . ')';
+        $is_evaled = true;
+    } else {
+        $data = wp_json_encode( $data );
+    }
+
+    // sanitize
+    $data = $data ? $data : '';
+    $search_array = [ "#'#", '#""#', "#''#", "#\n#", "#\r\n#" ];
+    $replace_array = [ '"', '', '', '\\n', '\\n' ];
+    $data = preg_replace( $search_array,  $replace_array, $data );
+    $data = ltrim( rtrim( $data, '"' ), '"' );
+    $data = $is_evaled ? $data : ( "'" === $data[0] ) ? $data : "'" . $data . "'";
+
+    $js = <<<JSCODE
+\n<script>
+ // fallback - to deal with IE (or browsers that don't have console)
+ if (! window.console) console = {};
+ console.log = console.log || function(name, data){};
+ // end of fallback
+
+ console.log('$name');
+ console.log('------------------------------------------');
+ console.log('$type');
+ console.log($data);
+ console.log('\\n');
+</script>
+JSCODE;
+
+    echo $js; // phpcs:ignore WordPress.XSS.EscapeOutput.OutputNotEscaped
+}
+
+/**
+ * Log a value in wp-content/debug.log.
+ * To turn on, add the following to wp-config.php:
+ *
+ * define( 'WP_DEBUG', true );
+ * define( 'WP_DEBUG_LOG', true );  // Turn logging to wp-content/debug.log ON
+ * define( 'WP_DEBUG_DISPLAY', false ); // Keep JSON response valid
+ *
+ * @ini_set( 'display_errors', 0 ); // Keep JSON responses valid
+ *
+ * NOT INTENDED FOR PRODUCTION USE.
+ *
+ * @param str $message Message
+ * @param str $file Filename, defaults to __FILE__
+ * @param str $line Line number, defaults to __LINE__
+ * @return void
+ */
+function log_it( $message, $file = __FILE__, $line = __LINE__ ) {
+    // phpcs:disable WordPress
+    if ( WP_DEBUG === true ) {
+        if ( is_array( $message ) || is_object( $message ) ) {
+            error_log( $file . 'L' . $line . ' ' . ( print_r( $message, true ) ) );
+        } else {
+            error_log( $file . 'L' . $line . ' ' . $message );
+        }
+    }
+    // phpcs:enable WordPress
+}