prevent incompatible export files (osada/zap) from being imported (manual patch from dev)

2 files changed, 32 insertions, 0 deletions

diff --git a/Zotlabs/Module/Import.php b/Zotlabs/Module/Import.php
index 6016328a5..0daf28aa9 100644
--- a/Zotlabs/Module/Import.php
+++ b/Zotlabs/Module/Import.php
@@ -127,6 +127,15 @@ class Import extends \Zotlabs\Web\Controller {
 //
 //		}
 
+
+		// prevent incompatible osada or zap data from horking your database
+
+		if(array_path_exists('compatibility/codebase',$data)) {
+			notice('Data export format is not compatible with this software');
+			return;
+		}
+
+
 		if($moving)
 			$seize = 1;
 
diff --git a/include/text.php b/include/text.php
index d99e8fd60..29daa74e8 100644
--- a/include/text.php
+++ b/include/text.php
@@ -3217,6 +3217,28 @@ function array2XML($obj, $array) {
 	}
 }
 
+function array_path_exists($str,$arr) {
+
+	$ptr = $arr;
+	$search = explode('/', $str);
+
+	if($search) {
+		foreach($search as $s) {
+			if(array_key_exists($s,$ptr)) {
+				$ptr = $ptr[$s];
+			}
+			else {
+				return false;
+			}			
+		}
+		return true;
+	}
+
+	return false;
+
+}
+
+
 /**
  * @brief Inserts an array into $table.
  *
@@ -3480,3 +3502,4 @@ function print_val($v) {
 	return $v;
 
 }
+