ajout de fuctions CRUD generiques

diff --git a/mw/app/data/modules/sql/mw_data_crud.php b/mw/app/data/modules/sql/mw_data_crud.php
new file mode 100644 (file)
index 0000000..9ac527e
--- /dev/null
+++ b/mw/app/data/modules/sql/mw_data_crud.php
@@ -0,0 +1,132 @@
+<?php
+
+  class mw_data_crud extends mw_data{
+
+    # ----------------------------------------------------------------------------------------
+    #                                                                                   insert
+    #
+
+    function data_insert($params = array()){
+      $sgbd = $this->sgbd();
+      $table_name = isset($params["table_name"]) ? $params["table_name"] : "";
+      if(!$table_name) return false;
+      $values = (isset($params["values"]) && is_array($params["values"])) ? $params["values"] : false;
+      if(!$values) return false;
+      $return_insert_id = isset($params["return_insert_id"]) ? $params["return_insert_id"] : false;
+      $attributs_names = "";
+      $attributs_values = "";
+      foreach($values as $attribut_name => $attribut_value){
+        $attributs_names .= ($attributs_names ? ", " : "")."`".$attribut_name."`";
+        $attributs_values .= ($attributs_values ? ", " : "").$this->eq($attribut_value);
+      }
+      $attributs_names = $attributs_names ? "(".$attributs_names.")" : "";
+      $attributs_values = $attributs_values ? " VALUES (".$attributs_names.")" : "";
+      try{
+        $sgbd->query("INSERT INTO `#--".$table_name."`".$attributs_names.$attributs_values);
+        $res = $return_insert_id ? $sgbd->insert_id() : true;
+      }
+      catch(Exception $e) { $res = false; }
+      return $res;
+    }
+
+    # ----------------------------------------------------------------------------------------
+    #                                                                                     read
+    #
+
+    function data_read($params = array()){
+      $sgbd = $this->sgbd();
+      $table_name = isset($params["table_name"]) ? $params["table_name"] : "";
+      $index_name = isset($params[""]) ? $params["index_name"] : "";
+      $index_value = isset($params[""]) ? $params["index_value"] : "";
+      if(!$table_name || !$index_name || !$index_value) return false;
+      $item = array();
+      try{
+        $sql = "SELECT * from `#--".$table_name."` WHERE `".$index_name."`=".$this->eq($index_value)." LIMIT 1";
+        $rst = $sgbd->query($sql);
+        if($v_rst = $sgbd->fetch_assoc($rst)) $item = $v_rst;
+        $sgbd->free_result($rst);
+      }
+      catch(Exception $e) { $item = false; }
+      return $item;
+    }
+
+    # ----------------------------------------------------------------------------------------
+    #                                                                                     list
+    #
+
+    function data_list($params = array()){
+      $sgbd = $this->sgbd();
+      $table_name = isset($params["table_name"]) ? $params["table_name"] : "";
+      if(!$table_name) return false;
+      $index_name = isset($params["index_name"]) ? $params["table_index"] : "";
+      $select = "SELECT `#--".$table_name."`.*";
+      $from = " FROM `#--".$table_name."`";
+      $where = isset($params["where"]) ? " WHERE ".$params["where"] : "";
+      $order = isset($params["order_by"]) ?
+        " ORDER BY ".$params["order_by"].(isset($params["order"]) ? " ".$params["order"] : "")
+      : "";
+      $limit = isset($params["limit"]) ?
+        " LIMIT ".$params["limit"].(isset($params["offset"]) ? " OFFSET ".$params["offset"] : "")
+      : "";
+      $list = array("list" => array(), "total" => 0);
+      try{
+        $sql = "SELECT count(*) as n FROM(".$select.$from.$where.") res";
+        $rst = $sgbd->query($sql);
+        if($v_rst = $sgbd->fetch_assoc($rst)) $list["total"] = $v_rst["n"];
+        $sgbd->free_result($rst);
+        if($list["total"] > 0){
+          $sql = "SELECT * FROM(".$select.$from.$where.$order.$limit.") res";
+          $rst = $sgbd->query($sql);
+          while($v_rst = $sgbd->fetch_assoc($rst)){
+            if($index_name) $list["list"][$v_rst[$index_name]] = $v_rst;
+            else $list["list"][] = $v_rst;
+          }
+          $sgbd->free_result($rst);
+        }
+      }
+      catch(Exception $e) { $list = false; }
+      return $list;
+    }
+
+    # ----------------------------------------------------------------------------------------
+    #                                                                                   update
+    #
+
+    function data_update($params = array()){
+      $sgbd = $this->sgbd();
+      $table_name = isset($params["table_name"]) ? $params["table_name"] : false;
+      $values = (isset($params["values"]) && is_array($params["values"])) ? $params["values"] : false;
+      $index_name = isset($params[""]) ? $params["index_name"] : false;
+      $index_value = isset($params[""]) ? $params["index_value"] : false;
+      if(!$table_name || !$index_name || !$index_value || !$values) return false;
+      try{
+        $sql = "UPDATE `#--".$table_name."`";
+        $set = "";
+        foreach($values as $attribut_name => $attribut_value){
+          $set .= ($set ? ", " : "")."`".$attribut_name."`=".$this->eq($attribut_value);
+        }
+        $set = $set ? " SET ".$set : "";
+        $where = " WHERE `".$index_name."`=".$this->eq($index_value);
+        $sgbd->query($sql);
+      }
+      catch(Exception $e) { return false; }
+      return true;
+    }
+
+    # ----------------------------------------------------------------------------------------
+    #                                                                                   delete
+    #
+
+    function data_delete($params = array()){
+      $sgbd = $this->sgbd();
+      try{
+        $sql = "DELETE FROM `#--".$table_name."` WHERE `".$index_name."`=".$this->eq($index_value);
+        $sgbd->query($sql);
+      }
+      catch(Exception $e) { return false; }
+      return true;
+    }
+
+  }
+
+?>
\ No newline at end of file