add toggle_collapse_cat()

3 files changed, 32 insertions, 56 deletions

diff --git a/backend.php b/backend.php
index a25a0b5be..b4b58a787 100644
--- a/backend.php
+++ b/backend.php
@@ -173,34 +173,7 @@
 
 				case "collapse":
 					$cat_id = db_escape_string($_GET["cid"]);
-
-					if ($cat_id > 0) {
-						db_query($link, "UPDATE ttrss_feed_categories SET
-							collapsed = NOT collapsed WHERE id = '$cat_id' AND owner_uid = " . 
-							$_SESSION["uid"]);
-					} else {
-						$pref_name = '';
-
-						switch ($cat_id) {
-						case -1:
-							$pref_name = '_COLLAPSED_SPECIAL';
-							break;
-						case -2:
-							$pref_name = '_COLLAPSED_LABELS';
-							break;
-						case 0:
-							$pref_name = '_COLLAPSED_UNCAT';
-							break;
-						}
-
-						if ($pref_name) {
-							if (get_pref($link, $pref_name)) {
-								set_pref($link, $pref_name, 'false');
-							} else {
-								set_pref($link, $pref_name, 'true');
-							}
-						}
-					}
+					toggle_collapse_cat($link, $cat_id);
 					return;
 				break;
 
diff --git a/functions.php b/functions.php
index d7ef40cf6..378242cb2 100644
--- a/functions.php
+++ b/functions.php
@@ -6266,4 +6266,34 @@
 
 		return $str;
 	}
+
+	function toggle_collapse_cat($link, $cat_id) {
+		if ($cat_id > 0) {
+			db_query($link, "UPDATE ttrss_feed_categories SET
+				collapsed = NOT collapsed WHERE id = '$cat_id' AND owner_uid = " . 
+				$_SESSION["uid"]);
+		} else {
+			$pref_name = '';
+
+			switch ($cat_id) {
+			case -1:
+				$pref_name = '_COLLAPSED_SPECIAL';
+				break;
+			case -2:
+				$pref_name = '_COLLAPSED_LABELS';
+				break;
+			case 0:
+				$pref_name = '_COLLAPSED_UNCAT';
+				break;
+			}
+
+			if ($pref_name) {
+				if (get_pref($link, $pref_name)) {
+					set_pref($link, $pref_name, 'false');
+				} else {
+					set_pref($link, $pref_name, 'true');
+				}
+			}
+		}
+	}
 ?>
diff --git a/mobile/classic/index.php b/mobile/classic/index.php
index 4b158395b..260095b26 100644
--- a/mobile/classic/index.php
+++ b/mobile/classic/index.php
@@ -26,34 +26,7 @@
 	if ($subop == "tc" && !$go) {
 		
 		$cat_id = db_escape_string($_GET["id"]);
-
-		if ($cat_id > 0) {
-			db_query($link, "UPDATE ttrss_feed_categories SET
-				collapsed = NOT collapsed WHERE id = '$cat_id' AND owner_uid = " . 
-				$_SESSION["uid"]);
-		} else {
-			$pref_name = '';
-
-			switch ($cat_id) {
-			case -1:
-				$pref_name = '_COLLAPSED_SPECIAL';
-				break;
-			case -2:
-				$pref_name = '_COLLAPSED_LABELS';
-				break;
-			case 0:
-				$pref_name = '_COLLAPSED_UNCAT';
-				break;
-			}
-
-			if ($pref_name) {
-				if (get_pref($link, $pref_name)) {
-					set_pref($link, $pref_name, 'false');
-				} else {
-					set_pref($link, $pref_name, 'true');
-				}
-			}
-		}
+		toggle_collapse_cat($link, $cat_id);
 
 		header("Location: index.php");
 		return;