From ef063748f6453c1fcace1728f29488bc6530451e Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@bah.spb.su>
Date: Tue, 20 Feb 2007 09:33:17 +0100
Subject: [PATCH] fix charset-related bug, release 1.2.8-p1

---
 backend.php             |  3 ++-
 functions.php           | 22 +++++++++++++++-------
 modules/backend-rpc.php |  4 ++++
 opml.php                |  1 +
 update_daemon.php       |  1 +
 update_feeds.php        |  1 +
 version.php             |  2 +-
 xml-rpc.php             |  1 +
 8 files changed, 26 insertions(+), 9 deletions(-)

diff --git a/backend.php b/backend.php
index 0437ce81..f65e9546 100644
--- a/backend.php
+++ b/backend.php
@@ -108,7 +108,8 @@
 	}
 
 	if (DB_TYPE == "pgsql") {
-		pg_query("set client_encoding = 'utf-8'");
+		pg_query("set client_encoding = 'UTF-8'");
+		pg_set_client_encoding("UNICODE");
 	}
 
 	if (!sanity_check($link)) { return; }
diff --git a/functions.php b/functions.php
index 7c6e1d4e..5dea0556 100644
--- a/functions.php
+++ b/functions.php
@@ -549,7 +549,7 @@
 
 				if (!$num_comments) $num_comments = 0;
 
-				$dc_subject = $item['dc']['subject'];
+/*				$dc_subject = $item['dc']['subject'];
 
 				$subject_tags = false;
 
@@ -557,7 +557,7 @@
 					$subject_tags = $dc_subject;
 				} else if ($dc_subject) {
 					$subject_tags = array($dc_subject);
-				}
+				} */
 
 				# sanitize content
 				
@@ -751,13 +751,13 @@
 					}
 				}
 
-				if ($subject_tags) {
+/*				if ($subject_tags) {
 					foreach ($subject_tags as $tag) {
 						if (tag_is_valid($tag)) {
 							array_push($entry_tags, $tag);
 						}
 					}
-				}
+				} */
 
 				if (count($entry_tags) > 0) {
 				
@@ -775,11 +775,13 @@
 						$entry_int_id = db_fetch_result($result, 0, "int_id");
 						
 						foreach ($entry_tags as $tag) {
-							$tag = db_escape_string(mb_strtolower($tag));
+							$tag = db_escape_string(mb_strtolower(strip_tags($tag)));
 
 							$tag = str_replace("+", " ", $tag);	
 							$tag = str_replace("technorati tag: ", "", $tag);
-	
+
+							if (!tag_is_valid($tag)) continue;
+							
 							$result = db_query($link, "SELECT id FROM ttrss_tags		
 								WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND 
 								owner_uid = '$owner_uid' LIMIT 1");
@@ -3161,7 +3163,13 @@
 	}
 
 	function tag_is_valid($tag) {
-		return ($tag !='' && !preg_match("/^[0-9]*$/", $tag));
+		if ($tag == '') return false;
+		if (preg_match("/^[0-9]*$/", $tag)) return false;
+
+		$tag = iconv("utf-8", "utf-8", $tag);
+		if (!$tag) return false;
+
+		return true;
 	}
 
 ?>
diff --git a/modules/backend-rpc.php b/modules/backend-rpc.php
index b6823e2b..212ff552 100644
--- a/modules/backend-rpc.php
+++ b/modules/backend-rpc.php
@@ -231,6 +231,10 @@
 				foreach ($tags as $tag) {
 					$tag = trim($tag);
 
+					if (!tag_is_valid($tag)) {
+						continue;
+					}
+
 					if (preg_match("/^[0-9]*$/", $tag)) {
 						continue;
 					}
diff --git a/opml.php b/opml.php
index be7c1816..9341c61d 100644
--- a/opml.php
+++ b/opml.php
@@ -11,6 +11,7 @@
 
 	if (DB_TYPE == "pgsql") {
 		pg_query($link, "set client_encoding = 'utf-8'");
+		pg_set_client_encoding("UNICODE");
 	}
 
 	login_sequence($link);
diff --git a/update_daemon.php b/update_daemon.php
index aae1c1ed..cf32668b 100644
--- a/update_daemon.php
+++ b/update_daemon.php
@@ -50,6 +50,7 @@
 
 	if (DB_TYPE == "pgsql") {
 		pg_query("set client_encoding = 'utf-8'");
+		pg_set_client_encoding("UNICODE");
 	}
 
 	$last_purge = 0;
diff --git a/update_feeds.php b/update_feeds.php
index 7027a057..318a955e 100644
--- a/update_feeds.php
+++ b/update_feeds.php
@@ -25,6 +25,7 @@
 
 	if (DB_TYPE == "pgsql") {
 		pg_query("set client_encoding = 'utf-8'");
+		pg_set_client_encoding("UNICODE");
 	}
 
 	$result = db_query($link, "SELECT id FROM ttrss_users");
diff --git a/version.php b/version.php
index 67260d45..c97a01d9 100644
--- a/version.php
+++ b/version.php
@@ -1,3 +1,3 @@
 <?php
-	define('VERSION', "1.2.8");
+	define('VERSION', "1.2.8-p1");
 ?>
diff --git a/xml-rpc.php b/xml-rpc.php
index eaa55e56..8c65123f 100644
--- a/xml-rpc.php
+++ b/xml-rpc.php
@@ -21,6 +21,7 @@
 
 	if (DB_TYPE == "pgsql") {
 		pg_query("set client_encoding = 'utf-8'");
+		pg_set_client_encoding("UNICODE");
 	}
 
 	function getVirtualFeeds($msg) {
-- 
2.39.5