1 <?php
  2     
  3     /**
  4      * Vanilla debug related enhancements.
  5      * 
  6      * @author Nevma, http://www.nevma.gr, info@nevma.gr
  7      * 
  8      * @license http://www.gnu.org/licenses/gpl-3.0.en.html GPLv3
  9      */
 10 
 11 
 12 
 13     /**
 14      * Lists all hooked functions in the current request.
 15      * 
 16      * @param string  $tag             If given defines the hook/filter whose 
 17      *                                 functions are requested to be listed.
 18      * @param boolean $show_properties Whether to show its properties along each
 19      *                                 listed hooked function.
 20      * 
 21      * @return void
 22      */
 23 
 24     function vanilla_debug_list_hooked_functions ( $tag=false, $show_properties=false ) {
 25 
 26         global $wp_filter;
 27 
 28         if ( $tag ) {
 29             
 30             $hook[$tag] = $wp_filter[$tag];
 31 
 32             if ( ! is_array( $hook[$tag] ) ) {
 33                 return;
 34             }
 35 
 36         } else {
 37 
 38           $hook = $wp_filter;
 39           ksort( $hook );
 40 
 41         }
 42 
 43 
 44         foreach ( $hook as $tag => $priority ) {
 45 
 46             echo '<pre class = "vanilla-debug">';
 47             echo '<strong>' . $tag . ' </strong><br>';
 48 
 49             ksort( $priority );
 50 
 51             foreach ( $priority as $priority => $function ) {
 52 
 53                 echo '<br><strong>Priority: ' . $priority . '</strong><br>';
 54 
 55                 foreach ( $function as $name => $properties) {
 56 
 57                     echo '' . $name . '(&hellip;)<br>';
 58 
 59                     if ( $show_properties ) {
 60                         var_dump( $properties );
 61                     }
 62 
 63                 }
 64             }
 65 
 66             echo '</pre>';
 67 
 68         }
 69 
 70     }
 71 
 72 
 73 
 74     /**
 75      * Wraps a var_dump call in an HTML PRE element for convenience.
 76      * 
 77      * @param string $thing The PHP object that is to be printed.
 78      * @param string $type  A type to be added as a class to the echoed PRE 
 79      *                      element for convenience.
 80      * 
 81      * @return void
 82      */
 83 
 84     function vanilla_debug_var_dump ( $thing, $type = false ) {
 85 
 86         echo '<pre class = "vanilla-debug' . ( $type ? $type : '' ) . '">';
 87         var_dump( $thing );
 88         echo '</pre>';
 89 
 90     }
 91 
 92 
 93 
 94     /**
 95      * Show WordPress resources usage in responsiville debug panel (PHP time, 
 96      * RAM usage, MySQL queries, etc). This is done via Javascript.
 97      * 
 98      * @return void
 99      */
100 
101     function vanilla_debug_show_wp_usage_in_responsiville () {
102 
103         if ( ! defined( 'VANILLA_DEBUG' ) || ! VANILLA_DEBUG ) {
104             return false;
105         }
106 
107 
108 
109         // Gather server request metrics to report.
110 
111         $time        = str_replace( ',', '.', timer_stop( 0, 2 ) ); 
112         $max_ram     = ceil( memory_get_peak_usage( true ) / 1024 / 1024 );
113         $num_queries = get_num_queries();
114         $username    = '&mdash;';
115 
116         $current_user = wp_get_current_user();
117 
118         if ( $current_user->ID != 0 ) {
119             $username = $current_user->user_login;
120         } ?>
121 
122 
123 
124         <!--
125         ================================================================================
126         *
127         *   WordPress resource usage in Responsiville debug panel. 
128         *
129         ================================================================================
130         -->
131             
132         <script type = "text/javascript">
133 
134             jQuery( function () {
135 
136                 window.setTimeout( function () {
137 
138                     jQuery( '.responsiville-debug-controls' ).append(
139 
140                         '<section class = "responsiville-debug-control responsiville-debug-wp">' +
141                             '<table class = "vanilla" cellspacing = "0" cellpadding = "0"><tbody>' + 
142                                 '<tr>' + 
143                                     '<td>PHP time</td>' + 
144                                     '<td>&mdash;&gt;</td>' + 
145                                     '<td><?php echo $time; ?></td>' + 
146                                     '<td class = "text-left">sec</td>' + 
147                                 '</tr>' + 
148                                 '<tr>' + 
149                                     '<td>PHP RAM</td>' + 
150                                     '<td>&mdash;&gt;</td>' + 
151                                     '<td><?php echo $max_ram; ?></td>' + 
152                                     '<td class = "text-left">mb</td>' + 
153                                 '</tr>' + 
154                                 '<tr>' + 
155                                     '<td>MySQL queries</td>' + 
156                                     '<td>&mdash;&gt;</td>' + 
157                                     '<td><?php echo $num_queries; ?></td>' + 
158                                     '<td class = "text-left">#</td>' + 
159                                 '</tr>' + 
160                                 '<tr>' + 
161                                     '<td>WP user</td>' + 
162                                     '<td>&mdash;&gt;</td>' + 
163                                     '<td><?php echo $username; ?></td>' + 
164                                     '<td class = "text-left"></td>' + 
165                                 '</tr>' + 
166                             '</tbody></table>' +
167                         '</section>'
168 
169                     );
170                 }, 0 );
171 
172             });
173 
174         </script><?php
175 
176     }
177 
178 ?>

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