Work on auto generate PHP file

Also validated JSON export file by testing importing it to another
WP install.

.gitignore

@@ -1,2 +1,3 @@
 .idea
 .DS_Store
+fewbricks-demo/gitignored/*

admin/views/dev.view.php

@@ -37,7 +37,7 @@
 
                             foreach ($fieldGroupCodes AS $fieldGroupKey => $data) {
 
-                                $textarea_content .= $data[1];
+                                $textarea_content .= esc_textarea($data[1]);
 
                             }
 
@@ -62,14 +62,15 @@
 
 
     <div class="acf-meta-box-wrap -grid">
+
         <div class="postbox">
 
             <h2 class="hndle"><?php _e('Export Fewbricks field groups and fields', 'fewbricks'); ?></h2>
 
             <div class="inside">
 
                 <p><?php _e('Here you can export all the field groups and fields that are registered using 
-                Fewbricks', 'fewbricks'); ?></p>
+                Fewbricks. Use the download button to export to a .json file which you can then import to another ACF installation. Use the generate button to export to PHP code which you can place in your theme.', 'fewbricks'); ?></p>
 
                 <form action="<?php echo admin_url('edit.php'); ?>" method="get">
 
@@ -122,7 +123,7 @@
                                     <hr>
 
                                     <div class="acf-label">
-                                        <label for="fewbricks_generate_php_split"><?php _e('Generate (only used when 
+                                        <label for="fewbricks_generate_php_split"><?php _e('Generate (only applied when 
                                         generating PHP):', 'fewbricks'); ?></label>
                                     </div>
                                     <select name="fewbricks_generate_php_split" id="fewbricks_generate_php_split">
@@ -170,20 +171,19 @@
 
         </div>
 
-    </div>
-
-    <div class="acf-meta-box-wrap -grid">
         <div class="postbox">
 
-            <h2 class="hndle">Export Fewbricks field groups and fields</h2>
+            <h2 class="hndle">Automatically create and use PHP code</h2>
 
             <div class="inside">
 
-                dhjkhdkjhdkjhkjhjk
-
+                Use the filter <a href="https://fewbricksdocs.readme.io/v2.0/docs/auto_write_php_code_file"
+                                  target="_blank">auto_write_php_code_file</a> to automatically render PHP code and
+                write it to a file on each page load.
             </div>
 
         </div>
+
     </div>
 
 </div>

fewbricks-demo/demo-functions.php

@@ -19,50 +19,62 @@
 // Fewbricks as possible.
 require_once 'demo-setup.php';
 
+// Define the filters for the demo
 Filters::defineHooks();
 
-// Demoing a class
-(new FieldsKitchenSink('1712042021a'))
-    ->setTitle('Main content')
-    // This will be prefixed to all field names i the field group.
-    // Since we are re-using the same field group multiple times on the same page,
-    // this is necessary to avoid clashes
-    ->setFieldNamesPrefix('main_content_')
-    ->register();
+// Demoing how to use "caching" functionality using PHP code files
+if (Helper::getAutoWritePhpCodeFile() !== false) {
 
-// Demoing the same class but but changing it on the fly
-(new FieldsKitchenSink('17120529561a'))
-    ->clearLocationRuleGroups()
-    ->addLocationRuleGroups([
-        (new FieldGroupLocationRuleGroup())->addRule(
-            new Rule('post_type', '=', 'fewbricks_demo_pg2')
-        ),
-        (new FieldGroupLocationRuleGroup())->addRule(
-            new Rule('post_type', '=', 'fewbricks_demo_pg')
-        ),
-    ])
-    ->setTitle('Secondary content')
-    ->hideOnScreen('the_content')
-    ->setFieldNamesPrefix('secondary_content_')
-    ->setFieldLabelsPrefix('Secondary content - ')
-    ->register();
+    require_once Helper::getAutoWritePhpCodeFile();
 
-(new FieldsKitchenSink('1712111413a'))
-    ->removeField('fd_tab1')
-    ->removeFields(['fd_color_picker', 'fd_file'])
-    ->removeField('fd_checkbox')
-    ->unRemoveField('fd_tab1')
-    ->addFieldAfter(
-        new Text('Text - added after Button Group', 'fd_text_after_button_group', '1712121051a'),
-        'fd_button_group'
-    )
-    ->addFieldAfter(
-        (new Text('Another text added after the button group', 'fd_text_after_new_text', '17121206a'))
-            ->addConditionalLogicRuleGroup(
-                (new ConditionalLogicRuleGroup())
-                    ->addRule(new ConditionalLogicRule('17120529561a', '==', 'black')
-                    )
+} else {
+
+    // Demoing a class
+    (new FieldsKitchenSink('1712042021a'))
+        ->setTitle('Main content')
+        // This will be prefixed to all field names i the field group.
+        // Since we are re-using the same field group multiple times on the same page,
+        // this is necessary to avoid clashes
+        ->setFieldNamesPrefix('main_content_')
+        ->register();
+
+    // Demoing the same class but but changing it on the fly
+    (new FieldsKitchenSink('17120529561a'))
+        ->clearLocationRuleGroups()
+        ->addLocationRuleGroups([
+            (new FieldGroupLocationRuleGroup())->addRule(
+                new Rule('post_type', '=', 'fewbricks_demo_pg2')
             ),
-        'fd_button_group'
-    )
-    ->register();
+            (new FieldGroupLocationRuleGroup())->addRule(
+                new Rule('post_type', '=', 'fewbricks_demo_pg')
+            ),
+        ])
+        ->setTitle('Secondary content')
+        ->hideOnScreen('the_content')
+        ->setFieldNamesPrefix('secondary_content_')
+        ->setFieldLabelsPrefix('Secondary content - ')
+        ->register();
+
+    (new FieldsKitchenSink('1712111413a'))
+        ->removeField('fd_tab1')
+        ->removeFields(['fd_color_picker', 'fd_file'])
+        ->removeField('fd_checkbox')
+        ->unRemoveField('fd_tab1')
+        ->addFieldAfter(
+            new Text('Text - added after Button Group', 'fd_text_after_button_group', '1712121051a'),
+            'fd_button_group'
+        )
+        ->addFieldAfter(
+            (new Text('Another text added after the button group', 'fd_text_after_new_text', '17121206a'))
+                ->addConditionalLogicRuleGroup(
+                    (new ConditionalLogicRuleGroup())
+                        ->addRule(new ConditionalLogicRule('17120529561a', '==', 'black')
+                        )
+                ),
+            'fd_button_group'
+        )
+        ->register();
+
+}
+
+

fewbricks-demo/lib/Filters.php

@@ -3,6 +3,7 @@
 /**
  * Demoing available filters
  */
+
 namespace App\FewbricksDemo;
 
 /**
@@ -38,16 +39,21 @@ public static function defineHooks()
         add_action('admin_notices',
             [$me, 'editFieldGroupInfo']);
 
+        add_filter('fewbricks/auto_write_php_code_file', [$me, 'setPhpCodeFilePath']);
+
         add_filter('fewbricks/show_fields_info', '__return_true');
 
         add_filter('fewbricks/debug_mode', '__return_true');
 
         add_filter('fewbricks/activate_field_snitch', '__return_true');
 
+        //add_filter('fewbricks/display_php_file_written_message', '__return_false');
+
     }
 
     /**
      * This does not affect anything since the function is not called. Only here to show it should be done.
+     *
      * @return string
      */
     /*public static function getBrickTemplatesBasePath()
@@ -74,7 +80,7 @@ public static function getProjectFilesBasePath()
     {
 
         //return get_template_directory() . '/fewbricks2';
-        return WP_PLUGIN_DIR . '/fewbricks/fewbricks';
+        return WP_PLUGIN_DIR . '/fewbricks/fewbricks-demo';
 
     }
 
@@ -108,4 +114,14 @@ public static function editFieldGroupInfo()
 
     }
 
+    /**
+     * @return string
+     */
+    public static function setPhpCodeFilePath()
+    {
+
+        return WP_PLUGIN_DIR . '/fewbricks/fewbricks-demo/gitignored/fewbricks-php.php';
+
+    }
+
 }

src/Admin.php

@@ -18,7 +18,7 @@ public static function applyHooks()
 
         add_action('admin_enqueue_scripts', __NAMESPACE__ . '\\Admin::applyStyles');
         add_action('admin_menu', __NAMESPACE__ . '\\Admin::editMenu');
-        add_action('admin_menu', __NAMESPACE__ . '\\Admin::maybeExportJson');
+        add_action('admin_menu', 'Fewbricks\\Helper::maybeExportJson');
 
     }
 
@@ -57,39 +57,4 @@ function () {
 
     }
 
-    /**
-     *
-     */
-    public static function maybeExportJson()
-    {
-
-        $data = [];
-
-        if (Helper::exportToJsonTriggered()) {
-
-            $fieldGroups = Helper::getStoredFieldGroupsAcfSettings();
-
-            // construct JSON
-            foreach ($fieldGroups as $fieldGroup) {
-
-                // prepare for export
-                $fieldGroup = acf_prepare_field_group_for_export($fieldGroup);
-
-                // add to json array
-                $data[] = $fieldGroup;
-
-            }
-
-            $file_name = 'fewbricks-acf-export-' . date('Y-m-d') . '.json';
-            header("Content-Description: File Transfer");
-            header("Content-Disposition: attachment; filename={$file_name}");
-            header("Content-Type: application/json; charset=utf-8");
-
-            echo acf_json_encode($data);
-            die();
-
-        }
-
-    }
-
 }

src/Fewbricks.php

@@ -29,6 +29,18 @@ public static function run()
             Admin::applyHooks();
         }
 
+        self::applyHooks();
+
+    }
+
+    /**
+     *
+     */
+    public static function applyHooks()
+    {
+
+        add_action('wp_loaded', __NAMESPACE__ . '\\Helper::maybeWriteToPhpCodeFile');
+
     }
 
     /**