From f9babf6a7d4215e763a8c1766a2e6592fe274953 Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@controlyourself.ca>
Date: Wed, 4 Mar 2009 06:24:33 -0800
Subject: Check for config file when running

When running the full system, check for a config file, and throw an
error if none is found.
---
 index.php      | 8 ++++++++
 lib/common.php | 6 ++++++
 lib/util.php   | 6 +++++-
 3 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/index.php b/index.php
index 914ba5bde..7f580b836 100644
--- a/index.php
+++ b/index.php
@@ -61,6 +61,14 @@ function main()
 {
     global $user, $action;
 
+    if (!_have_config()) {
+        $msg = sprintf(_("No configuration file found. Try running ".
+                         "the installation program first."));
+        $sac = new ServerErrorAction($msg);
+        $sac->showPage();
+        return;
+    }
+
     // For database errors
 
     PEAR::setErrorHandling(PEAR_ERROR_CALLBACK, 'handleError');
diff --git a/lib/common.php b/lib/common.php
index 0fff3af2e..ca8dedeef 100644
--- a/lib/common.php
+++ b/lib/common.php
@@ -187,6 +187,12 @@ foreach ($_config_files as $_config_file) {
     }
 }
 
+function _have_config()
+{
+    global $_have_a_config;
+    return $_have_a_config;
+}
+
 // XXX: Throw a conniption if database not installed
 
 // Fixup for laconica.ini
diff --git a/lib/util.php b/lib/util.php
index 18e4f310c..f9a787d47 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -81,7 +81,7 @@ function common_language()
 
     // If there is a user logged in and they've set a language preference
     // then return that one...
-    if (common_logged_in()) {
+    if (_have_config() && common_logged_in()) {
         $user = common_current_user();
         $user_language = $user->language;
         if ($user_language)
@@ -315,6 +315,10 @@ function common_current_user()
 {
     global $_cur;
 
+    if (!_have_config()) {
+        return null;
+    }
+
     if ($_cur === false) {
 
         if (isset($_REQUEST[session_name()]) || (isset($_SESSION['userid']) && $_SESSION['userid'])) {
-- 
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