Fix for complex options rendering and adds table->hideColumn() for hidden columns (like primary key)

src/Chumper/Datatable/Table.php

@@ -21,6 +21,11 @@ class Table {
      */
     private $columns = array();
 
+    /**
+     * @var array
+     */
+    private $hiddenColumns = array();
+
     /**
      * @var array
      */
@@ -78,6 +83,11 @@ class Table {
      */
     private $aliasColumns = array();
 
+    /**
+     * @var String Options rendered as java literal
+     */
+    private $optionString;
+
     function __construct()
     {
         $this->config = Config::get('datatable::table');
@@ -121,6 +131,25 @@ public function addColumn()
         return $this;
     }
 
+    /**
+     * @return $this
+     */
+    public function hideColumn()
+    {
+        foreach(func_get_args() as $title)
+        {
+            if(in_array($title, $this->columns))
+            {
+                $this->hiddenColumns[] = array_search($title, $this->columns);
+            }
+            else if(in_array($title, $this->aliasColumns))
+            {
+                $this->hiddenColumns[] = array_search($title,$this->aliasColumns);
+            }
+        }
+        return $this;
+    }
+
     /**
      * Count the number of columns in the datatable.
      * @return int
@@ -139,6 +168,7 @@ public function countColumns()
     public function removeOption($key)
     {
         if(isset($this->options[$key])) unset($this->options[$key]);
+        unset($this->optionString);
         return $this;
     }
 
@@ -162,7 +192,10 @@ public function setOptions()
             }
         }
         else
+        {
             throw new Exception('Invalid number of options provided for the method "setOptions"');
+        }
+        unset($this->optionString);
         return $this;
     }
 
@@ -248,6 +281,7 @@ public function setUrl($url)
     {
         $this->options['sAjaxSource'] = $url;
         $this->options['bServerSide'] = true;
+        unset($this->optionString);
         return $this;
     }
 
@@ -259,6 +293,15 @@ public function getOptions()
         return $this->options;
     }
 
+    public function getOptionString()
+    {
+        if(!isset($this->optionString))
+        {
+            $this->renderOptions();
+        }
+        return $this->optionString;
+    }
+
     /**
      * @return array
      */
@@ -313,6 +356,8 @@ public function render($view = null, array $additional_template_variables = null
             'noScript'  => $this->noScript,
             'id'        => $this->idName,
             'class'     => $this->className,
+            'options_string' => $this->getOptionString(),
+            'hidden' => $this->hiddenColumns
         );
 
         if (is_array($additional_template_variables)) {
@@ -352,6 +397,8 @@ public function script($view = null)
             'options'   =>  $this->options,
             'callbacks' =>  $this->callbacks,
             'id'        =>  $this->idName,
+            'options_string' => $this->getOptionString(),
+            'hidden' => $this->hiddenColumns
         ));
     }
 
@@ -432,8 +479,71 @@ private function createMapping()
             }
             $i++;
         }
+        $this->renderOptions();
         $this->createdMapping = true;
         //dd($matching);
         return $matching;
     }
+
+    private function renderOptions($opts = null)
+    {
+        $items = !is_null($opts) ? $opts : $this->options;
+        if($this->isArray($items))
+        {
+            $self = $this;
+            $items = array_map(function($x) use($self) { return $self->renderOptions($x); }, $items);
+            $result = '['.implode(",\n", $items).']';
+        }
+        else if(is_array($items))
+        {
+            $elements = [];
+            foreach($items as $key => $value)
+            {
+                  $elements[] = ('"'. $key .'": ' . $this->renderOptions($value));
+            }
+
+            // if root level - add in callbacks
+            if(is_null($opts) && is_array($this->callbacks))
+            {
+                foreach($this->callbacks as $key => $value)
+                {
+                    $elements[] = ('"'.$key.'": ' . $value);
+                }
+            }
+
+            $result = '{'.implode(",\n", $elements).'}';
+        }
+        else if(strpos(trim($items), "function") === 0)
+        {
+            $result = $items;
+        }
+        // javascript literal code - print it - minus the uri scheme - unquoted
+        else if(strpos(trim($items), "javascript:") === 0)
+        {
+            $result = substr(trim($items),strlen("javascript:"));
+        }
+        else
+        {
+            $result = json_encode($items);
+        }
+        if($opts === null)
+        {
+            $this->optionString = $result;
+        }
+        return $result;
+    }
+
+    private function isArray($item)
+    {
+        if(is_array($item))
+        {
+            $idx = 0;
+            foreach ($item as $key => $value) 
+            {
+                if($key != $idx++) return false;
+            }
+            return true;
+        }
+        return false;
+    }
 }

src/views/javascript.blade.php

@@ -1,25 +1,10 @@
 <script type="text/javascript">
     jQuery(document).ready(function(){
         // dynamic table
-        oTable = jQuery('#{{ $id }}').dataTable({
-
-        @foreach ($options as $k => $o)
-            {{ json_encode($k) }}: @if(!is_array($o)) @if(preg_match("/function/", $o)) {{ $o }} @else {{ json_encode($o) }}, @endif
-                @else
-                [{
-                    @foreach ($o as $x => $r) 
-                    {{ json_encode($x) }}: @if(is_array($r)) {{ json_encode($r) }}, @elseif(preg_match("/function/", $r)) {{ $r }}, @else {{ json_encode($r) }} @endif
-                    @endforeach
-                }],
-                @endif
-
+        oTable = jQuery('#{{ $id }}').DataTable({{ $options_string }});
+        @foreach($hidden as $column)
+            oTable.columns({{$column}}).visible(false);
         @endforeach
-
-        @foreach ($callbacks as $k => $o)
-            {{ json_encode($k) }}: {{ $o }},
-        @endforeach
-
-        });
     // custom values are available via $values array
     });
 </script>