1 files changed, 42 insertions, 5 deletions

diff --git a/app/Schema/Sqlite.php b/app/Schema/Sqlite.php
index f027cf91..c6dec33f 100644
--- a/app/Schema/Sqlite.php
+++ b/app/Schema/Sqlite.php
@@ -4,13 +4,50 @@ namespace Schema;
 
 use Core\Security;
 use PDO;
-
-const VERSION = 44;
+use Model\Link;
+
+const VERSION = 45;
+
+function version_45($pdo)
+{
+    $pdo->exec("CREATE TABLE links (
+        id INTEGER PRIMARY KEY,
+        label TEXT NOT NULL,
+        opposite_id INTEGER DEFAULT 0,
+        UNIQUE(label)
+    )");
+
+    $pdo->exec("CREATE TABLE task_has_links (
+        id INTEGER PRIMARY KEY,
+        link_id INTEGER NOT NULL,
+        task_id INTEGER NOT NULL,
+        opposite_task_id INTEGER NOT NULL,
+        FOREIGN KEY(link_id) REFERENCES links(id) ON DELETE CASCADE,
+        FOREIGN KEY(task_id) REFERENCES tasks(id) ON DELETE CASCADE,
+        FOREIGN KEY(opposite_task_id) REFERENCES tasks(id) ON DELETE CASCADE
+    )");
+
+    $pdo->exec("CREATE INDEX task_has_links_task_index ON task_has_links(task_id)");
+    $pdo->exec("CREATE UNIQUE INDEX task_has_links_unique ON task_has_links(link_id, task_id, opposite_task_id)");
+
+    $rq = $pdo->prepare('INSERT INTO links (label, opposite_id) VALUES (?, ?)');
+    $rq->execute(array('relates to', 0));
+    $rq->execute(array('blocks', 3));
+    $rq->execute(array('is blocked by', 2));
+    $rq->execute(array('duplicates', 5));
+    $rq->execute(array('is duplicated by', 4));
+    $rq->execute(array('is a child of', 7));
+    $rq->execute(array('is a parent of', 6));
+    $rq->execute(array('targets milestone', 9));
+    $rq->execute(array('is a milestone of', 8));
+    $rq->execute(array('fixes', 11));
+    $rq->execute(array('is fixed by', 10));
+}
 
 function version_44($pdo)
 {
 	$pdo->exec('ALTER TABLE tasks ADD COLUMN date_moved INTEGER DEFAULT 0');
-	
+
 	/* Update tasks.date_moved from project_activities table if tasks.date_moved = null or 0.
 	 * We take max project_activities.date_creation where event_name in task.create','task.move.column
 	 * since creation date is always less than task moves
@@ -66,7 +103,7 @@ function version_42($pdo)
 
 function version_41($pdo)
 {
-	$pdo->exec('ALTER TABLE columns ADD COLUMN description TEXT');
+    $pdo->exec('ALTER TABLE columns ADD COLUMN description TEXT');
 }
 
 function version_40($pdo)
@@ -120,7 +157,7 @@ function version_37($pdo)
     ");
 
     $pdo->exec('ALTER TABLE tasks ADD COLUMN swimlane_id INTEGER DEFAULT 0');
-    $pdo->exec("ALTER TABLE projects ADD COLUMN default_swimlane TEXT DEFAULT '".t('Default swimlane')."'");
+    $pdo->exec("ALTER TABLE projects ADD COLUMN default_swimlane TEXT DEFAULT 'Default swimlane'");
     $pdo->exec("ALTER TABLE projects ADD COLUMN show_default_swimlane INTEGER DEFAULT 1");
 }