<?php

/**
* Implementation of hook_init()
*/
function drupalforfirebug_preprocess_init() {
  global $dfp_runtime;
  $dfp_runtime = array();
}

/**
*  Implementation of hook_form_alter()
*/
function drupalforfirebug_preprocess_form_alter(&$form, &$form_state, $form_id) {
  global $dfp_runtime;
  $dfp_runtime['drupalforfirebug_forms']['original'][$form_id] = $form;
}


/**
*  Implementation of hook_nodes() 
*  TODO - are there other hooks we want to track?
*/
function drupalforfirebug_preprocess_node_delete($node) {
  drupalforfirebug_preprocess_node_process($node, 'delete');
}
function drupalforfirebug_preprocess_node_insert($node) {
  drupalforfirebug_preprocess_node_process($node, 'insert');
}
function drupalforfirebug_preprocess_node_load($nodes, $types) {
  foreach($nodes as $node) {
    drupalforfirebug_preprocess_node_process($node, 'load');
  }
}
function drupalforfirebug_preprocess_node_update($node) {
  drupalforfirebug_preprocess_node_process($node, 'update');
}
function drupalforfirebug_preprocess_node_validate($node) {
  drupalforfirebug_preprocess_node_process($node, 'validate');
}
function drupalforfirebug_preprocess_node_view($node) {
  drupalforfirebug_preprocess_node_process($node, 'view');
}

/**
* Helper Function to Process Node Information
*/
function drupalforfirebug_preprocess_node_process($node, $op) {
  global $dfp_runtime;
  if (isset($node->nid)) {
    $nid = $node->nid;
  } else { 
    $nid = '*NEW*';
  }
  if ($node->created) { // only save information about real nodes
    $node_clone = clone($node);
    $dfp_runtime['drupalforfirebug_nodes']['original'][$node->type][$nid] = $node_clone;
  } 
}

/**
* Implementation of hook_page_alter()
*/
function drupalforfirebug_preprocess_page_alter(&$page) {
  global $dfp_runtime;
  $dfp_runtime['drupalforfirebug_page']['original']['page'] = $page;
}

/**
* Implementation of hook_views_pre_query()
*/
function drupalforfirebug_preprocess_views_pre_view(&$view, &$display_id, &$args) {
  global $dfp_runtime;
  $view_clone = clone($view);
  $dfp_runtime['drupalforfirebug_views']['original'][$view->name] = $view_clone;
}