set_synapse_weight update

[mirrors/Kyberia-bloodline.git] / wwwroot / backend / mysql / backend.inc

diff --git a/wwwroot/backend/mysql/backend.inc b/wwwroot/backend/mysql/backend.inc
index d65fc9435974553856715eb24066eee25536d861..ac554ed3691877192c2532a6175d4f2948c0c246 100644 (file)
--- a/wwwroot/backend/mysql/backend.inc
+++ b/wwwroot/backend/mysql/backend.inc
@@ -341,4 +341,39 @@ function getKNeurons($user_id,$interval) {
        return $k_array;
 }
 
+// Set synapse weight,
+
+// Secure
+// Returns true on sucess, otherwise false
+
+// XXX TODO
+
+function setSynapse($src,$dst,$weight) {
+       global $db,$node,$error,$error_messages;
+
+       if ((!is_numeric($src)) or (!is_numeric($dst)) or (!is_numeric($weight))) {
+               return false;
+       }
+
+       // if already exists
+       $q="select src from neurons where dst ='$dst' and src = '$src'";
+       $set=$db->query($q);
+
+       $set->next();
+       $isrc=$set->getString('src');
+       if ( $set ) {
+               $q="update neurons set synapse_weight='$synapse_weight' 
+                       where dst = '$dst' and src = '$src'";
+       } else { 
+               // FIXME no vector set
+               $q="insert into neurons values('$synapse_weight','$dst','$src',0,'synapse',
+                                               CURRENT_TIMESTAMP(),now(),NULL,$src)";
+       }
+       $set=$db->query($q);
+
+       return true;
+}
+
+
+
 }