initial commit

src/ZM/DB/WhereBody.php

@@ -0,0 +1,33 @@
+<?php
+
+
+namespace ZM\DB;
+
+
+trait WhereBody
+{
+    protected $where_thing = [];
+
+    public function where($column, $operation_or_value, $value = null) {
+        if (!in_array($operation_or_value, ['=', '!='])) $this->where_thing['='][$column] = $operation_or_value;
+        elseif ($value !== null) $this->where_thing[$operation_or_value][$column] = $value;
+        else $this->where_thing['='][$column] = $operation_or_value;
+        return $this;
+    }
+
+    protected function getWhereSQL(){
+        $param = [];
+        $msg = '';
+        foreach($this->where_thing as $k => $v) {
+            foreach($v as $ks => $vs) {
+                if($param != []) {
+                    $msg .= ' AND '.$ks ." $k ?";
+                } else {
+                    $msg .= "$ks $k ?";
+                }
+                $param []=$vs;
+            }
+        }
+        return [$msg, $param];
+    }
+}