From 2ca7eb7152f4a90d89e2f17ffd2b0ccf2369a844 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Wed, 28 Apr 2004 20:23:30 +0000
Subject: - Patch #6612 by JonBob: extended the node API with new hooks.

---
 modules/node.module | 43 ++++++++++++++++++++++---------------------
 1 file changed, 22 insertions(+), 21 deletions(-)

(limited to 'modules/node.module')

diff --git a/modules/node.module b/modules/node.module
index ab03f2b10..6b827f269 100644
--- a/modules/node.module
+++ b/modules/node.module
@@ -312,12 +312,12 @@ function node_invoke(&$node, $hook, $a2 = NULL, $a3 = NULL, $a4 = NULL) {
   }
 }
 
-function node_invoke_nodeapi(&$node, $op, $arg = 0) {
+function node_invoke_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
   $return = array();
   foreach (module_list() as $name) {
     $function = $name .'_nodeapi';
     if (function_exists($function)) {
-      $result = $function($node, $op, $arg);
+      $result = $function($node, $op, $a3, $a4);
       if (isset($result)) {
         $return = array_merge($return, $result);
       }
@@ -362,6 +362,12 @@ function node_load($conditions, $revision = -1) {
     }
   }
 
+  if ($extra = node_invoke_nodeapi($node, 'load')) {
+    foreach ($extra as $key => $value) {
+      $node->$key = $value;
+    }
+  }
+
   /*
   ** Return the desired revision
   */
@@ -477,6 +483,9 @@ function node_view($node, $main = 0, $page = 0) {
 
   $node->body = str_replace('<!--break-->', '', $node->body);
 
+  // Allow modules to change $node->body before viewing.
+  node_invoke_nodeapi($node, 'view', $main, $page);
+
   /*
   ** The 'view' hook can be implemented to overwrite the default function
   ** to display nodes.
@@ -780,24 +789,6 @@ function node_admin_settings($edit) {
 
   $output .= theme('table', $header, $rows);
 
-  /* This is an idea for the future.
-  foreach (node_list() as $type) {
-    $node->type = $type;
-
-      // Create theme('table', ) data:
-      $header = array_keys(node_invoke_nodeapi($node, 'settings'));
-      $cols = array();
-      foreach (node_invoke_nodeapi($node, 'settings') as $setting) {
-        $cols[] = array('data' => $setting, 'align' => 'center', 'width' => 75);
-      }
-
-      $output .= '<h2>'. node_invoke($node, 'node_name') .'</h2>';
-      $output .= theme('table', $header, array($cols));
-      $output .= '<br /><br />';
-    }
-  }
-  */
-
   $output .= form_submit(t('Save configuration'));
   $output .= form_submit(t('Reset to defaults'));
 
@@ -1188,7 +1179,7 @@ function node_form($edit, $error = NULL) {
     $output .= form_group(t('Options'), $options);
     $output .= "</div>\n";
 
-    $extras .= implode("</div><div class=\"extra\">", node_invoke_nodeapi($edit, 'form admin'));
+    $extras .= implode("</div><div class=\"extra\">", node_invoke_nodeapi($edit, 'form admin', $error));
     $output .= $extras ? "<div class=\"extra\">$extras</div></div>" : "</div>";
   }
 
@@ -1247,6 +1238,16 @@ function node_form($edit, $error = NULL) {
 
   $output .= "</div></div>";
 
+  $extra = node_invoke_nodeapi($edit, "form param");
+  foreach ($extra as $key => $value) {
+    if (is_array($value)) {
+      $param[$key] = array_merge($param[$key], $value);
+    }
+    else {
+      $param[$key] = $value;
+    }
+  }
+
   return form($output, ($param['method'] ? $param['method'] : 'post'), $param['action'], array_merge($param['options'], array('id' => 'node-form')));
 }
 
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