add option to ignore app/schema version differences

1 files changed, 18 insertions, 4 deletions

diff --git a/init.php b/init.php
index ec6b9c3..a6ab0d3 100644
--- a/init.php
+++ b/init.php
@@ -8,6 +8,7 @@ class Data_Migration extends Plugin {
 		$host->add_command("data-only-marked", "only export starred (or archived) articles", $this, "", "");
 		$host->add_command("data-import", "import articles", $this, ":", "FILE.zip");
 		$host->add_command("data-export", "export articles", $this, ":", "FILE.zip");
+		$host->add_command("data-ignore-version", "ignore version differences (use at your own risk!)", $this, "", "");
 	}
 
 	function about() {
@@ -34,6 +35,14 @@ class Data_Migration extends Plugin {
 		//
 	}
 
+		/**
+	 * @param array<string> $args
+	 * @return void
+	 */
+	function data_ignore_version(array $args) : void {
+		//
+	}
+
 	/**
 	 * @param array<string> $args
 	 * @return void
@@ -42,6 +51,11 @@ class Data_Migration extends Plugin {
 	function data_import(array $args) : void {
 		$user = $args["data_user"];
 		$input_file = $args["data_import"];
+		$ignore_version = isset($args["data_ignore_version"]);
+
+		if ($ignore_version) {
+			Debug::log("warning: all version checks will be ignored when importing");
+		}
 
 		if (!$user) {
 			Debug::log("error: please set username using --data_user");
@@ -78,8 +92,8 @@ class Data_Migration extends Plugin {
 				$batch = json_decode($zip->getFromIndex($i), true);
 
 				if ($batch) {
-					if ($batch["version"] == self::DATA_FORMAT_VERSION) {
-						if ($batch["schema-version"] == SCHEMA_VERSION) {
+					if ($batch["version"] == self::DATA_FORMAT_VERSION || $ignore_version) {
+						if ($batch["schema-version"] == Config::SCHEMA_VERSION || $ignore_version) {
 							$total_processed += count($batch["articles"]);
 
 							list ($batch_imported, $batch_feeds_created) = $this->import_article_batch($owner_uid, $batch["articles"]);
@@ -89,7 +103,7 @@ class Data_Migration extends Plugin {
 
 						} else {
 							Debug::log("batch has incorrect schema format version (expected: " .
-								SCHEMA_VERSION . ", got: " . $batch["schema-version"]);
+							Config::SCHEMA_VERSION . ", got: " . $batch["schema-version"]);
 						}
 					} else {
 						Debug::log("batch has incorrect data format version (expected: " .
@@ -163,7 +177,7 @@ class Data_Migration extends Plugin {
 
 				$batch = [
 					"version" => self::DATA_FORMAT_VERSION,
-					"schema-version" => SCHEMA_VERSION,
+					"schema-version" => Config::SCHEMA_VERSION,
 					"articles" => $this->get_export_batch($owner_uid, $offset, $batch_size, $only_marked)
 				];