Merge branch 'v0.11' into stable

[github/shaarli/Shaarli.git] / application / updater / UpdaterUtils.php

diff --git a/application/updater/UpdaterUtils.php b/application/updater/UpdaterUtils.php
new file mode 100644 (file)
index 0000000..34d4f42
--- /dev/null
+++ b/application/updater/UpdaterUtils.php
@@ -0,0 +1,39 @@
+<?php
+
+/**
+ * Read the updates file, and return already done updates.
+ *
+ * @param string $updatesFilepath Updates file path.
+ *
+ * @return array Already done update methods.
+ */
+function read_updates_file($updatesFilepath)
+{
+    if (! empty($updatesFilepath) && is_file($updatesFilepath)) {
+        $content = file_get_contents($updatesFilepath);
+        if (! empty($content)) {
+            return explode(';', $content);
+        }
+    }
+    return array();
+}
+
+/**
+ * Write updates file.
+ *
+ * @param string $updatesFilepath Updates file path.
+ * @param array  $updates         Updates array to write.
+ *
+ * @throws Exception Couldn't write version number.
+ */
+function write_updates_file($updatesFilepath, $updates)
+{
+    if (empty($updatesFilepath)) {
+        throw new Exception(t('Updates file path is not set, can\'t write updates.'));
+    }
+
+    $res = file_put_contents($updatesFilepath, implode(';', $updates));
+    if ($res === false) {
+        throw new Exception(t('Unable to write updates in '. $updatesFilepath . '.'));
+    }
+}