From 6f9638a4f0b8ffbc8fef33f507ef18d2eac9a0be Mon Sep 17 00:00:00 2001
From: hyung-hwan <hyunghwan.chung@gmail.com>
Date: Sun, 5 Sep 2021 15:28:15 +0000
Subject: [PATCH] changed the language loading behavior of codeigniter 2.2.6.
 it loads english if the requested language is not available

---
 codepot/sbin/codepot-user.in                     |  3 ++-
 codepot/src/system/core/Lang.php                 | 12 ++++++++++++
 codepot/src/system/database/DB_driver.php        |  9 ++++++++-
 codepot/src/system/libraries/Form_validation.php |  7 +------
 4 files changed, 23 insertions(+), 8 deletions(-)

diff --git a/codepot/sbin/codepot-user.in b/codepot/sbin/codepot-user.in
index 82622d28..40a3d336 100644
--- a/codepot/sbin/codepot-user.in
+++ b/codepot/sbin/codepot-user.in
@@ -193,7 +193,8 @@ sub toggle_user
 	$dbh->begin_work ();
 
 	my $query = $dbh->prepare("UPDATE ${QC}${prefix}user_account${QC} SET ${QC}enabled${QC}=? WHERE ${QC}userid${QC}=?");
-	if (!$query || !(my $execok = $query->execute($enabled, $userid)) || $query->rows() <= 0)
+	my $execok = undef;
+	if (!$query || !($execok = $query->execute($enabled, $userid)) || $query->rows() <= 0)
 	{
 		my $errstr = $execok? "user not found": $dbh->errstr();
 		$dbh->rollback ();
diff --git a/codepot/src/system/core/Lang.php b/codepot/src/system/core/Lang.php
index 28497034..d4c21d47 100755
--- a/codepot/src/system/core/Lang.php
+++ b/codepot/src/system/core/Lang.php
@@ -65,6 +65,10 @@ class CI_Lang {
 	 */
 	function load($langfile = '', $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '')
 	{
+		$first = true;
+		$orglangfile = $langfile;
+
+	RETRY:
 		$langfile = str_replace('.php', '', $langfile);
 
 		if ($add_suffix == TRUE)
@@ -108,6 +112,14 @@ class CI_Lang {
 
 			if ($found !== TRUE)
 			{
+				if ($first && $idiom != 'english')
+				{
+					// HYUNG-HWAN: load the english file if the given language is not available
+					$first = false;
+					$idiom = 'english';
+					$langfile = $orglangfile;
+					goto RETRY;
+				}
 				show_error('Unable to load the requested language file: language/'.$idiom.'/'.$langfile);
 			}
 		}
diff --git a/codepot/src/system/database/DB_driver.php b/codepot/src/system/database/DB_driver.php
index b6c1e34b..a9b0a643 100644
--- a/codepot/src/system/database/DB_driver.php
+++ b/codepot/src/system/database/DB_driver.php
@@ -154,6 +154,13 @@ class CI_DB_driver {
 			}
 		}
 
+		// HYUNG-HWAN - hack to enable foreign keys support in sqlite
+		if (preg_match("/^sqlite/", $this->dbdriver) || 
+		    ($this->dbdriver == 'pdo' && preg_match("/^sqlite/", $this->hostname)))
+		{
+			$this->_execute('PRAGMA foreign_keys=ON');
+		}
+
 		return TRUE;
 	}
 
@@ -1408,4 +1415,4 @@ class CI_DB_driver {
 }
 
 /* End of file DB_driver.php */
-/* Location: ./system/database/DB_driver.php */
\ No newline at end of file
+/* Location: ./system/database/DB_driver.php */
diff --git a/codepot/src/system/libraries/Form_validation.php b/codepot/src/system/libraries/Form_validation.php
index 4973b05b..893f7f15 100644
--- a/codepot/src/system/libraries/Form_validation.php
+++ b/codepot/src/system/libraries/Form_validation.php
@@ -318,12 +318,7 @@ class CI_Form_validation {
 		}
 
 		// Load the language file containing error messages
-		
-		// HYUNG-HWAN: codepot doesn't ship the other language files for form validation
-		//             let's hard-code it to english
-		//$this->CI->lang->load('form_validation');
-		$this->CI->lang->load('form_validation', 'english'); 
-
+		$this->CI->lang->load('form_validation');
 
 		// Cycle through the rules for each field, match the
 		// corresponding $_POST item and test for errors