Fix Reverse Proxy Support:
http://drupal.org/node/244593
http://drupal.org/files/issues/drupal_80.patch

Index: includes/bootstrap.inc
--- includes/bootstrap.inc.orig	2008-02-11 15:36:21 +0100
+++ includes/bootstrap.inc	2008-04-09 20:47:49 +0200
@@ -272,6 +272,7 @@
  */
 function conf_init() {
   global $base_url, $base_path, $base_root;
+  global $base_url_local;
 
   // Export the following settings.php variables to the global namespace
   global $db_url, $db_prefix, $cookie_domain, $conf, $installed_profile, $update_free_access;
@@ -723,9 +724,22 @@
  * generate an equivalent using other environment variables.
  */
 function request_uri() {
+  global $base_url;
+  global $base_url_local;
 
   if (isset($_SERVER['REQUEST_URI'])) {
     $uri = $_SERVER['REQUEST_URI'];
+    if (isset($base_url) && isset($base_url_local)) {
+      $parts = parse_url($base_url_local);
+      if (   strlen($uri) >= strlen($base_url_local)
+          && substr($uri, 0, strlen($base_url_local)) == $base_url_local) {
+        $uri = $base_url .  substr($uri, strlen($base_url_local));
+      }
+      elseif (   strlen($uri) >= strlen($parts["path"])
+          && substr($uri, 0, strlen($parts["path"])) == $parts["path"]) {
+        $uri = $base_url .  substr($uri, strlen($parts["path"]));
+      }
+    }
   }
   else {
     if (isset($_SERVER['argv'])) {
@@ -792,6 +806,7 @@
     }
   }
   // Prevent multiple slashes to avoid cross site requests via the FAPI.
+  if (substr($uri, 0, 1) == "/")
   $uri = '/'. ltrim($uri, '/');
 
   return $uri;
Index: sites/default/default.settings.php
--- sites/default/default.settings.php.orig	2007-12-20 10:35:10 +0100
+++ sites/default/default.settings.php	2008-04-09 20:47:32 +0200
@@ -126,6 +126,24 @@
 # $base_url = 'http://www.example.com';  // NO trailing slash!
 
 /**
+ * Local Base URL (optional).
+ *
+ * If you are running Drupal behind a reverse proxy, $base_url (see above)
+ * usually points to the URL of the reverse proxy. Drupal uses this for
+ * all sorts of external URLs. In order to correctly calculate sub-URLs
+ * below $base_url for embedded HTML forms, Drupal also has to know the
+ * URL on the local/origin server under which Drupal is contacted by the
+ * reverse proxy. This is what $base_url_local is for.
+ *
+ * Examples:
+ *   $base_url_local = 'http://www.example.com:8080/drupal';
+ *
+ * It is not allowed to have a trailing slash; Drupal will add it
+ * for you.
+ */
+# $base_url_local = 'http://www.example.com:8080/drupal';  // NO trailing slash!
+
+/**
  * PHP settings:
  *
  * To see what PHP settings are possible, including whether they can

-----------------------------------------------------------------------------

1. Support HTTP Proxies (mainly for update checks, RSS fetching, etc)
http://drupal.org/node/7881
http://drupal.org/files/issues/proxy_11.patch
(post-adjusted and improved by RSE)

2. Fix CSS Cache Building Procedure
http://drupal.org/node/275381
http://drupal.org/files/issues/drupal-css-cache-building.patch
(created by RSE)

Index: includes/common.inc
--- includes/common.inc.orig	2008-04-09 23:11:44 +0200
+++ includes/common.inc	2008-06-26 20:16:16 +0200
@@ -439,13 +439,27 @@
     case 'http':
       $port = isset($uri['port']) ? $uri['port'] : 80;
       $host = $uri['host'] . ($port != 80 ? ':'. $port : '');
-      $fp = @fsockopen($uri['host'], $port, $errno, $errstr, 15);
+      if (variable_get('proxy_server', '') != '') {
+        $proxy_server = variable_get('proxy_server', '');
+        $proxy_port = variable_get('proxy_port', 8080);
+        $fp = @fsockopen($proxy_server, $proxy_port, $errno, $errstr, 15);
+      }
+      else {
+        $fp = @fsockopen($uri['host'], $port, $errno, $errstr, 15);
+      }
       break;
     case 'https':
       // Note: Only works for PHP 4.3 compiled with OpenSSL.
       $port = isset($uri['port']) ? $uri['port'] : 443;
       $host = $uri['host'] . ($port != 443 ? ':'. $port : '');
-      $fp = @fsockopen('ssl://'. $uri['host'], $port, $errno, $errstr, 20);
+      if (variable_get('proxy_server', '') != '') {
+        $proxy_server = variable_get('proxy_server', '');
+        $proxy_port = variable_get('proxy_port', 8080);
+        $fp = @fsockopen($proxy_server, $proxy_port, $errno, $errstr, 15);
+      }
+      else {
+        $fp = @fsockopen('ssl://'. $uri['host'], $port, $errno, $errstr, 20);
+      }
       break;
     default:
       $result->error = 'invalid schema '. $uri['scheme'];
@@ -462,9 +476,14 @@
   }
 
   // Construct the path to act on.
-  $path = isset($uri['path']) ? $uri['path'] : '/';
-  if (isset($uri['query'])) {
-    $path .= '?'. $uri['query'];
+  if (variable_get('proxy_server', '') != '') {
+    $path = $url;
+  }
+  else {
+    $path = isset($uri['path']) ? $uri['path'] : '/';
+    if (isset($uri['query'])) {
+      $path .= '?'. $uri['query'];
+    }
   }
 
   // Create HTTP request.
@@ -482,6 +501,14 @@
     $defaults['Authorization'] = 'Authorization: Basic '. base64_encode($uri['user'] . (!empty($uri['pass']) ? ":". $uri['pass'] : ''));
   }
 
+  // If the proxy server required a username then attempt to authenticate with it
+  if (variable_get('proxy_username', '') != '') {
+    $username = variable_get('proxy_username', '');
+    $password = variable_get('proxy_password', '');
+    $auth_string = base64_encode($username . ($password != '' ? ':'. $password : ''));
+    $defaults['Proxy-Authorization'] = 'Proxy-Authorization: Basic '. $auth_string ."\r\n";
+  }
+
   foreach ($headers as $header => $value) {
     $defaults[$header] = $header .': '. $value;
   }
Index: modules/system/system.admin.inc
--- modules/system/system.admin.inc.orig	2008-03-25 12:58:16 +0100
+++ modules/system/system.admin.inc	2008-04-24 11:43:07 +0200
@@ -1363,6 +1363,65 @@
 }
 
 /**
+ * Form builder; Configure the site proxy settings.
+ *
+ * @ingroup forms
+ * @see system_settings_form()
+ */
+function system_proxy_settings() {
+
+  $form['forward_proxy'] = array(
+    '#type' => 'fieldset',
+    '#title' => t('Forward proxy settings'),
+    '#description' => t('The proxy server used when Drupal needs to connect to other sites on the Internet.'),
+  );
+  $form['forward_proxy']['proxy_server'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Proxy host name'),
+    '#default_value' => variable_get('proxy_server', ''),
+    '#description' => t('The host name of the proxy server, eg. localhost. If this is empty Drupal will connect directly to the internet.')
+  );
+  $form['forward_proxy']['proxy_port'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Proxy port number'),
+    '#default_value' => variable_get('proxy_port', 8080),
+    '#description' => t('The port number of the proxy server, eg. 8080'),
+  );
+  $form['forward_proxy']['proxy_username'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Proxy username'),
+    '#default_value' => variable_get('proxy_username', ''),
+    '#description' => t('The username used to authenticate with the proxy server.'),
+  );
+  $form['forward_proxy']['proxy_password'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Proxy password'),
+    '#default_value' => variable_get('proxy_password', ''),
+    '#description' => t('The password used to connect to the proxy server. This is kept as plain text.', '')
+  );
+  $form['#validate'][] = 'system_proxy_settings_validate';
+
+  return system_settings_form($form);
+}
+
+/**
+ * Validate the submitted proxy form.
+ */
+function system_proxy_settings_validate($form, &$form_state) {
+  // Validate the proxy settings
+  $form_state['values']['proxy_server'] = trim($form_state['values']['proxy_server']);
+  if ($form_state['values']['proxy_server'] != '') {
+    // TCP allows the port to be between 0 and 65536 inclusive
+    if (!is_numeric($form_state['values']['proxy_port'])) {
+      form_set_error('proxy_port', t('The proxy port is invalid. It must be a number between 0 and 65535.'));
+    }
+    elseif ($form_state['values']['proxy_port'] < 0 || $form_state['values']['proxy_port'] >= 65536) {
+      form_set_error('proxy_port', t('The proxy port is invalid. It must be between 0 and 65535.'));
+    }
+  }
+}
+
+/**
  * Form builder; Configure the site file handling.
  *
  * @ingroup forms
Index: modules/system/system.module
--- modules/system/system.module.orig	2008-04-09 23:11:49 +0200
+++ modules/system/system.module	2008-04-24 11:43:47 +0200
@@ -55,7 +55,7 @@
       $output .= '<li>'. t('support for enabling and disabling <a href="@themes">themes</a>, which determine the design and presentation of your site. Drupal comes packaged with several core themes and additional contributed themes are available at the <a href="@drupal-themes">Drupal.org theme page</a>.', array('@themes' => url('admin/build/themes'), '@drupal-themes' => 'http://drupal.org/project/themes')) .'</li>';
       $output .= '<li>'. t('a robust <a href="@cache-settings">caching system</a> that allows the efficient re-use of previously-constructed web pages and web page components. Drupal stores the pages requested by anonymous users in a compressed format; depending on your site configuration and the amount of your web traffic tied to anonymous visitors, Drupal\'s caching system may significantly increase the speed of your site.', array('@cache-settings' => url('admin/settings/performance'))) .'</li>';
       $output .= '<li>'. t('a set of routine administrative operations that rely on a correctly-configured <a href="@cron">cron maintenance task</a> to run automatically. A number of other modules, including the feed aggregator, ping module and search also rely on <a href="@cron">cron maintenance tasks</a>. For more information, see the online handbook entry for <a href="@handbook">configuring cron jobs</a>.', array('@cron' => url('admin/reports/status'), '@handbook' => 'http://drupal.org/cron')) .'</li>';
-      $output .= '<li>'. t('basic configuration options for your site, including <a href="@date-settings">date and time settings</a>, <a href="@file-system">file system settings</a>, <a href="@clean-url">clean URL support</a>, <a href="@site-info">site name and other information</a>, and a <a href="@site-maintenance">site maintenance</a> function for taking your site temporarily off-line.', array('@date-settings' => url('admin/settings/date-time'), '@file-system' => url('admin/settings/file-system'), '@clean-url' => url('admin/settings/clean-urls'), '@site-info' => url('admin/settings/site-information'), '@site-maintenance' => url('admin/settings/site-maintenance'))) .'</li></ul>';
+      $output .= '<li>'. t('basic configuration options for your site, including <a href="@date-settings">date and time settings</a>, <a href="@file-system">file system settings</a>, <a href="@clean-url">clean URL support</a>, <a href="@proxy-server">proxy server settings</a>, a href="@site-info">site name and other information</a>, and a <a href="@site-maintenance">site maintenance</a> function for taking your site temporarily off-line.', array('@date-settings' => url('admin/settings/date-time'), '@file-system' => url('admin/settings/file-system'), '@clean-url' => url('admin/settings/clean-urls'), '@site-info' => url('admin/settings/site-information'), '@site-maintenance' => url('admin/settings/site-maintenance'))) .'</li></ul>';
       $output .= '<p>'. t('For more information, see the online handbook entry for <a href="@system">System module</a>.', array('@system' => 'http://drupal.org/handbook/modules/system/')) .'</p>';
       return $output;
     case 'admin':
@@ -406,6 +406,14 @@
     'access arguments' => array('administer site configuration'),
     'file' => 'system.admin.inc',
   );
+  $items['admin/settings/proxy'] = array(
+    'title' => 'Proxy server',
+    'description' => 'Configure settings when the site is behind a proxy server.',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('system_proxy_settings'),
+    'access arguments' => array('administer site configuration'),
+    'file' => 'system.admin.inc',
+  );
   $items['admin/settings/file-system'] = array(
     'title' => 'File system',
     'description' => 'Tell Drupal where to store uploaded files and how they are accessed.',

-----------------------------------------------------------------------------

Disable "Update notifications" check by default during installation.

Index: install.php
--- install.php.orig	2008-02-08 23:00:45 +0100
+++ install.php	2008-05-09 13:18:09 +0200
@@ -1069,7 +1069,7 @@
     '#type' => 'checkboxes',
     '#title' => st('Update notifications'),
     '#options' => array(1 => st('Check for updates automatically')),
-    '#default_value' => array(1),
+    '#default_value' => array(),
     '#description' => st('With this option enabled, Drupal will notify you when new releases are available. This will significantly enhance your site\'s security and is <strong>highly recommended</strong>. This requires your site to periodically send anonymous information on its installed components to <a href="@drupal">drupal.org</a>. For more information please see the <a href="@update">update notification information</a>.', array('@drupal' => 'http://drupal.org', '@update' => 'http://drupal.org/handbook/modules/update')),
     '#weight' => 15,
   );

-----------------------------------------------------------------------------

No need to always expand the "Menu settings" on node edit pages.

Index: modules/menu/menu.module
--- modules/menu/menu.module.orig	2008-04-09 23:11:48 +0200
+++ modules/menu/menu.module	2008-05-16 20:03:48 +0200
@@ -366,7 +366,7 @@
       '#title' => t('Menu settings'),
       '#access' => user_access('administer menu'),
       '#collapsible' => TRUE,
-      '#collapsed' => FALSE,
+      '#collapsed' => TRUE,
       '#tree' => TRUE,
       '#weight' => -2,
       '#attributes' => array('class' => 'menu-item-form'),

-----------------------------------------------------------------------------

Use a larger text-area on node edit pages.

Index: modules/node/node.pages.inc
--- modules/node/node.pages.inc.orig	2008-02-27 20:44:44 +0100
+++ modules/node/node.pages.inc	2008-05-16 20:06:45 +0200
@@ -287,7 +287,8 @@
     '#type' => 'textarea',
     '#title' => check_plain($label),
     '#default_value' => $include ? $node->body : ($node->teaser . $node->body),
-    '#rows' => 20,
+    '#rows' => 30,
+    '#cols' => 80,
     '#required' => ($word_count > 0),
   );
 
-----------------------------------------------------------------------------

Avoid incorrect ordering of BLOG entries by removing the
db_rewrite_sql() calls which seem to introduce a wrong ordering.

Index: modules/blog/blog.module
--- modules/blog/blog.module.orig	2008-05-19 09:27:35 +0200
+++ modules/blog/blog.module	2008-07-29 21:20:42 +0200
@@ -182,13 +182,13 @@
  * Helper function to determine if a user has blog posts already.
  */
 function _blog_post_exists($account) {
-  return (bool)db_result(db_query_range(db_rewrite_sql("SELECT 1 FROM {node} n WHERE n.type = 'blog' AND n.uid = %d AND n.status = 1"), $account->uid, 0, 1));
+  return (bool)db_result(db_query_range("SELECT 1 FROM {node} n WHERE n.type = 'blog' AND n.uid = %d AND n.status = 1", $account->uid, 0, 1));
 }
 
 /**
  * Implementation of hook_block().
  *
- * Displays the most recent 10 blog titles.
+ * Displays the most recent 5 blog titles.
  */
 function blog_block($op = 'list', $delta = 0) {
   global $user;
@@ -198,7 +198,7 @@
   }
   else if ($op == 'view') {
     if (user_access('access content')) {
-      $result = db_query_range(db_rewrite_sql("SELECT n.nid, n.title, n.created FROM {node} n WHERE n.type = 'blog' AND n.status = 1 ORDER BY n.created DESC"), 0, 10);
+      $result = db_query_range("SELECT n.nid, n.title, n.created FROM {node} n WHERE n.type = 'blog' AND n.status = 1 ORDER BY n.created DESC", 0, 5);
       if ($node_title_list = node_title_list($result)) {
         $block['content'] = $node_title_list;
         $block['content'] .= theme('more_link', url('blog'), t('Read the latest blog entries.'));
Index: modules/blog/blog.pages.inc
--- modules/blog/blog.pages.inc.orig	2009-09-14 17:08:00 +0200
+++ modules/blog/blog.pages.inc	2009-09-19 08:53:18 +0200
@@ -25,7 +25,7 @@
 
   $output = theme('item_list', $items);
 
-  $result = pager_query(db_rewrite_sql("SELECT n.nid, n.sticky, n.created FROM {node} n WHERE n.type = 'blog' AND n.uid = %d AND n.status = 1 ORDER BY n.sticky DESC, n.created DESC"), variable_get('default_nodes_main', 10), 0, NULL, $account->uid);
+  $result = pager_query("SELECT n.nid, n.sticky, n.created FROM {node} n WHERE n.type = 'blog' AND n.uid = %d AND n.status = 1 ORDER BY n.sticky DESC, n.created DESC", variable_get('default_nodes_main', 10), 0, NULL, $account->uid);
   $has_posts = FALSE;
   
   while ($node = db_fetch_object($result)) {
@@ -64,7 +64,7 @@
 
   $output = theme('item_list', $items);
 
-  $result = pager_query(db_rewrite_sql("SELECT n.nid, n.created FROM {node} n WHERE n.type = 'blog' AND n.status = 1 ORDER BY n.sticky DESC, n.created DESC"), variable_get('default_nodes_main', 10));
+  $result = pager_query("SELECT n.nid, n.created FROM {node} n WHERE n.type = 'blog' AND n.status = 1 ORDER BY n.sticky DESC, n.created DESC", variable_get('default_nodes_main', 10));
   $has_posts = FALSE;
 
   while ($node = db_fetch_object($result)) {
@@ -87,7 +87,7 @@
  * Menu callback; displays an RSS feed containing recent blog entries of a given user.
  */
 function blog_feed_user($account) {
-  $result = db_query_range(db_rewrite_sql("SELECT n.nid, n.created FROM {node} n  WHERE n.type = 'blog' AND n.uid = %d AND n.status = 1 ORDER BY n.created DESC"), $account->uid, 0, variable_get('feed_default_items', 10));
+  $result = db_query_range("SELECT n.nid, n.created FROM {node} n  WHERE n.type = 'blog' AND n.uid = %d AND n.status = 1 ORDER BY n.created DESC", $account->uid, 0, variable_get('feed_default_items', 10));
   $channel['title'] = t("!name's blog", array('!name' => $account->name));
   $channel['link'] = url('blog/'. $account->uid, array('absolute' => TRUE));
 
@@ -102,7 +102,7 @@
  * Menu callback; displays an RSS feed containing recent blog entries of all users.
  */
 function blog_feed_last() {
-  $result = db_query_range(db_rewrite_sql("SELECT n.nid, n.created FROM {node} n WHERE n.type = 'blog' AND n.status = 1 ORDER BY n.created DESC"), 0, variable_get('feed_default_items', 10));
+  $result = db_query_range("SELECT n.nid, n.created FROM {node} n WHERE n.type = 'blog' AND n.status = 1 ORDER BY n.created DESC", 0, variable_get('feed_default_items', 10));
   $channel['title'] = t('!site_name blogs', array('!site_name' => variable_get('site_name', 'Drupal')));
   $channel['link'] = url('blog', array('absolute' => TRUE));
 
