Delete all content (posts and tags)

closes #1445
- added delete button to ‚ugly debug tools‘
- added api call to delete all content
- added /db to cache invalidation routes

ghost/admin/views/debug.js

@@ -4,7 +4,8 @@
 
     Ghost.Views.Debug = Ghost.View.extend({
         events: {
-            "click .settings-menu a": "handleMenuClick"
+            "click .settings-menu a": "handleMenuClick",
+            "click .js-delete": "handleDeleteClick"
         },
 
         handleMenuClick: function (ev) {
@@ -19,7 +20,68 @@
             this.$("#debug-" + $target.attr("class")).show();
 
             return false;
+        },
+        handleDeleteClick: function (ev) {
+            ev.preventDefault();
+            this.addSubview(new Ghost.Views.Modal({
+                model: {
+                    options: {
+                        close: true,
+                        confirm: {
+                            accept: {
+                                func: function () {
+                                    $.ajax({
+                                        url: Ghost.paths.apiRoot + '/db/',
+                                        type: 'DELETE',
+                                        headers: {
+                                            'X-CSRF-Token': $("meta[name='csrf-param']").attr('content')
+                                        },
+                                        success: function onSuccess(response) {
+                                            if (!response) {
+                                                throw new Error('No response received from server.');
+                                            }
+                                            if (!response.message) {
+                                                throw new Error(response.detail || 'Unknown error');
+                                            }
+
+                                            Ghost.notifications.addItem({
+                                                type: 'success',
+                                                message: response.message,
+                                                status: 'passive'
+                                            });
+
+                                        },
+                                        error: function onError(response) {
+                                            var responseText = JSON.parse(response.responseText),
+                                                message = responseText && responseText.error ? responseText.error : 'unknown';
+                                            Ghost.notifications.addItem({
+                                                type: 'error',
+                                                message: ['A problem was encountered while deleting content from your blog. Error: ', message].join(''),
+                                                status: 'passive'
+                                            });
+
+                                        }
+                                    });
+                                },
+                                text: "Yes"
+                            },
+                            reject: {
+                                func: function () {
+                                    return true;
+                                },
+                                text: "No"
+                            }
+                        },
+                        type: "action",
+                        style: ["wide", "centered"],
+                        animation: 'fade'
+                    },
+                    content: {
+                        template: 'blank',
+                        title: 'Would you really like to delete all content from your blog?'
+                    }
+                }
+            }));
         }
     });
-
 }());