X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/82967821499fd87fb4cf2c24667b5b856ea9498e..refs/pull/261/head:/resources/assets/js/controllers.js

diff --git a/resources/assets/js/controllers.js b/resources/assets/js/controllers.js
index 76def6abd..aebde8da4 100644
--- a/resources/assets/js/controllers.js
+++ b/resources/assets/js/controllers.js
@@ -1,9 +1,16 @@
 "use strict";
 
+const moment = require('moment');
+require('moment/locale/en-gb');
+const editorOptions = require("./pages/page-form");
+
+moment.locale('en-gb');
+
 module.exports = function (ngApp, events) {
 
     ngApp.controller('ImageManagerController', ['$scope', '$attrs', '$http', '$timeout', 'imageManagerService',
         function ($scope, $attrs, $http, $timeout, imageManagerService) {
+
             $scope.images = [];
             $scope.imageType = $attrs.imageType;
             $scope.selectedImage = false;
@@ -12,19 +19,41 @@ module.exports = function (ngApp, events) {
             $scope.hasMore = false;
             $scope.imageUpdateSuccess = false;
             $scope.imageDeleteSuccess = false;
-            var page = 0;
-            var previousClickTime = 0;
-            var dataLoaded = false;
-            var callback = false;
+            $scope.uploadedTo = $attrs.uploadedTo;
+            $scope.view = 'all';
+
+            $scope.searching = false;
+            $scope.searchTerm = '';
+
+            let page = 0;
+            let previousClickTime = 0;
+            let previousClickImage = 0;
+            let dataLoaded = false;
+            let callback = false;
+
+            let preSearchImages = [];
+            let preSearchHasMore = false;
 
             /**
-             * Simple returns the appropriate upload url depending on the image type set.
+             * Used by dropzone to get the endpoint to upload to.
              * @returns {string}
              */
             $scope.getUploadUrl = function () {
-                return '/images/' + $scope.imageType + '/upload';
+                return window.baseUrl('/images/' + $scope.imageType + '/upload');
             };
 
+            /**
+             * Cancel the current search operation.
+             */
+            function cancelSearch() {
+                $scope.searching = false;
+                $scope.searchTerm = '';
+                $scope.images = preSearchImages;
+                $scope.hasMore = preSearchHasMore;
+            }
+            $scope.cancelSearch = cancelSearch;
+
+
             /**
              * Runs on image upload, Adds an image to local list of images
              * and shows a success message to the user.
@@ -35,7 +64,7 @@ module.exports = function (ngApp, events) {
                 $scope.$apply(() => {
                     $scope.images.unshift(data);
                 });
-                events.emit('success', 'Image uploaded');
+                events.emit('success', trans('components.image_upload_success'));
             };
 
             /**
@@ -44,7 +73,7 @@ module.exports = function (ngApp, events) {
              */
             function callbackAndHide(returnData) {
                 if (callback) callback(returnData);
-                $scope.showing = false;
+                $scope.hide();
             }
 
             /**
@@ -52,11 +81,11 @@ module.exports = function (ngApp, events) {
              * @param image
              */
             $scope.imageSelect = function (image) {
-                var dblClickTime = 300;
-                var currentTime = Date.now();
-                var timeDiff = currentTime - previousClickTime;
+                let dblClickTime = 300;
+                let currentTime = Date.now();
+                let timeDiff = currentTime - previousClickTime;
 
-                if (timeDiff < dblClickTime) {
+                if (timeDiff < dblClickTime && image.id === previousClickImage) {
                     // If double click
                     callbackAndHide(image);
                 } else {
@@ -65,6 +94,7 @@ module.exports = function (ngApp, events) {
                     $scope.dependantPages = false;
                 }
                 previousClickTime = currentTime;
+                previousClickImage = image.id;
             };
 
             /**
@@ -83,6 +113,7 @@ module.exports = function (ngApp, events) {
             function show(doneCallback) {
                 callback = doneCallback;
                 $scope.showing = true;
+                $('#image-manager').find('.overlay').css('display', 'flex').hide().fadeIn(240);
                 // Get initial images if they have not yet been loaded in.
                 if (!dataLoaded) {
                     fetchData();
@@ -105,13 +136,25 @@ module.exports = function (ngApp, events) {
              */
             $scope.hide = function () {
                 $scope.showing = false;
+                $('#image-manager').find('.overlay').fadeOut(240);
             };
 
+            let baseUrl = window.baseUrl('/images/' + $scope.imageType + '/all/');
+
             /**
              * Fetch the list image data from the server.
              */
             function fetchData() {
-                var url = '/images/' + $scope.imageType + '/all/' + page;
+                let url = baseUrl + page + '?';
+                let components = {};
+                if ($scope.uploadedTo) components['page_id'] = $scope.uploadedTo;
+                if ($scope.searching) components['term'] = $scope.searchTerm;
+
+
+                url += Object.keys(components).map((key) => {
+                    return key + '=' + encodeURIComponent(components[key]);
+                }).join('&');
+
                 $http.get(url).then((response) => {
                     $scope.images = $scope.images.concat(response.data.images);
                     $scope.hasMore = response.data.hasMore;
@@ -120,22 +163,63 @@ module.exports = function (ngApp, events) {
             }
             $scope.fetchData = fetchData;
 
+            /**
+             * Start a search operation
+             */
+            $scope.searchImages = function() {
+
+                if ($scope.searchTerm === '') {
+                    cancelSearch();
+                    return;
+                }
+
+                if (!$scope.searching) {
+                    preSearchImages = $scope.images;
+                    preSearchHasMore = $scope.hasMore;
+                }
+
+                $scope.searching = true;
+                $scope.images = [];
+                $scope.hasMore = false;
+                page = 0;
+                baseUrl = window.baseUrl('/images/' + $scope.imageType + '/search/');
+                fetchData();
+            };
+
+            /**
+             * Set the current image listing view.
+             * @param viewName
+             */
+            $scope.setView = function(viewName) {
+                cancelSearch();
+                $scope.images = [];
+                $scope.hasMore = false;
+                page = 0;
+                $scope.view = viewName;
+                baseUrl = window.baseUrl('/images/' + $scope.imageType  + '/' + viewName + '/');
+                fetchData();
+            };
+
             /**
              * Save the details of an image.
              * @param event
              */
             $scope.saveImageDetails = function (event) {
                 event.preventDefault();
-                var url = '/images/update/' + $scope.selectedImage.id;
-                $http.put(url, this.selectedImage).then((response) => {
-                    events.emit('success', 'Image details updated');
+                let url = window.baseUrl('/images/update/' + $scope.selectedImage.id);
+                $http.put(url, this.selectedImage).then(response => {
+                    events.emit('success', trans('components.image_update_success'));
                 }, (response) => {
-                    var errors = response.data;
-                    var message = '';
-                    Object.keys(errors).forEach((key) => {
-                        message += errors[key].join('\n');
-                    });
-                    events.emit('error', message);
+                    if (response.status === 422) {
+                        let errors = response.data;
+                        let message = '';
+                        Object.keys(errors).forEach((key) => {
+                            message += errors[key].join('\n');
+                        });
+                        events.emit('error', message);
+                    } else if (response.status === 403) {
+                        events.emit('error', response.data.error);
+                    }
                 });
             };
 
@@ -147,17 +231,19 @@ module.exports = function (ngApp, events) {
              */
             $scope.deleteImage = function (event) {
                 event.preventDefault();
-                var force = $scope.dependantPages !== false;
-                var url = '/images/' + $scope.selectedImage.id;
+                let force = $scope.dependantPages !== false;
+                let url = window.baseUrl('/images/' + $scope.selectedImage.id);
                 if (force) url += '?force=true';
                 $http.delete(url).then((response) => {
                     $scope.images.splice($scope.images.indexOf($scope.selectedImage), 1);
                     $scope.selectedImage = false;
-                    events.emit('success', 'Image successfully deleted');
+                    events.emit('success', trans('components.image_delete_success'));
                 }, (response) => {
                     // Pages failure
                     if (response.status === 400) {
                         $scope.dependantPages = response.data;
+                    } else if (response.status === 403) {
+                        events.emit('error', response.data.error);
                     }
                 });
             };
@@ -167,43 +253,653 @@ module.exports = function (ngApp, events) {
              * @param stringDate
              * @returns {Date}
              */
-            $scope.getDate = function(stringDate) {
+            $scope.getDate = function (stringDate) {
                 return new Date(stringDate);
             };
 
         }]);
 
+    ngApp.controller('PageEditController', ['$scope', '$http', '$attrs', '$interval', '$timeout', '$sce',
+        function ($scope, $http, $attrs, $interval, $timeout, $sce) {
+
+        $scope.editorOptions = editorOptions();
+        $scope.editContent = '';
+        $scope.draftText = '';
+        let pageId = Number($attrs.pageId);
+        let isEdit = pageId !== 0;
+        let autosaveFrequency = 30; // AutoSave interval in seconds.
+        let isMarkdown = $attrs.editorType === 'markdown';
+        $scope.draftsEnabled = $attrs.draftsEnabled === 'true';
+        $scope.isUpdateDraft = Number($attrs.pageUpdateDraft) === 1;
+        $scope.isNewPageDraft = Number($attrs.pageNewDraft) === 1;
+
+        // Set initial header draft text
+        if ($scope.isUpdateDraft || $scope.isNewPageDraft) {
+            $scope.draftText = trans('entities.pages_editing_draft');
+        } else {
+            $scope.draftText = trans('entities.pages_editing_page');
+        }
+
+        let autoSave = false;
+
+        let currentContent = {
+            title: false,
+            html: false
+        };
+
+        if (isEdit && $scope.draftsEnabled) {
+            setTimeout(() => {
+                startAutoSave();
+            }, 1000);
+        }
+
+        // Actions specifically for the markdown editor
+        if (isMarkdown) {
+            $scope.displayContent = '';
+            // Editor change event
+            $scope.editorChange = function (content) {
+                $scope.displayContent = $sce.trustAsHtml(content);
+            }
+        }
+
+        if (!isMarkdown) {
+            $scope.editorChange = function() {};
+        }
+
+        let lastSave = 0;
+
+        /**
+         * Start the AutoSave loop, Checks for content change
+         * before performing the costly AJAX request.
+         */
+        function startAutoSave() {
+            currentContent.title = $('#name').val();
+            currentContent.html = $scope.editContent;
+
+            autoSave = $interval(() => {
+                // Return if manually saved recently to prevent bombarding the server
+                if (Date.now() - lastSave < (1000*autosaveFrequency)/2) return;
+                let newTitle = $('#name').val();
+                let newHtml = $scope.editContent;
 
-    ngApp.controller('BookShowController', ['$scope', '$http', '$attrs', '$sce', function ($scope, $http, $attrs, $sce) {
-        $scope.searching = false;
-        $scope.searchTerm = '';
-        $scope.searchResults = '';
-
-        $scope.searchBook = function (e) {
-            e.preventDefault();
-            var term = $scope.searchTerm;
-            if (term.length == 0) return;
-            $scope.searching = true;
-            $scope.searchResults = '';
-            var searchUrl = '/search/book/' + $attrs.bookId;
-            searchUrl += '?term=' + encodeURIComponent(term);
-            $http.get(searchUrl).then((response) => {
-                $scope.searchResults = $sce.trustAsHtml(response.data);
+                if (newTitle !== currentContent.title || newHtml !== currentContent.html) {
+                    currentContent.html = newHtml;
+                    currentContent.title = newTitle;
+                    saveDraft();
+                }
+
+            }, 1000 * autosaveFrequency);
+        }
+
+        let draftErroring = false;
+        /**
+         * Save a draft update into the system via an AJAX request.
+         */
+        function saveDraft() {
+            if (!$scope.draftsEnabled) return;
+            let data = {
+                name: $('#name').val(),
+                html: isMarkdown ? $sce.getTrustedHtml($scope.displayContent) : $scope.editContent
+            };
+
+            if (isMarkdown) data.markdown = $scope.editContent;
+
+            let url = window.baseUrl('/ajax/page/' + pageId + '/save-draft');
+            $http.put(url, data).then(responseData => {
+                draftErroring = false;
+                let updateTime = moment.utc(moment.unix(responseData.data.timestamp)).toDate();
+                $scope.draftText = responseData.data.message + moment(updateTime).format('HH:mm');
+                if (!$scope.isNewPageDraft) $scope.isUpdateDraft = true;
+                showDraftSaveNotification();
+                lastSave = Date.now();
+            }, errorRes => {
+                if (draftErroring) return;
+                events.emit('error', trans('errors.page_draft_autosave_fail'));
+                draftErroring = true;
             });
+        }
+
+        function showDraftSaveNotification() {
+            $scope.draftUpdated = true;
+            $timeout(() => {
+                $scope.draftUpdated = false;
+            }, 2000)
+        }
+
+        $scope.forceDraftSave = function() {
+            saveDraft();
         };
 
-        $scope.checkSearchForm = function () {
-            if ($scope.searchTerm.length < 1) {
-                $scope.searching = false;
+        // Listen to shortcuts coming via events
+        $scope.$on('editor-keydown', (event, data) => {
+            // Save shortcut (ctrl+s)
+            if (data.keyCode == 83 && (navigator.platform.match("Mac") ? data.metaKey : data.ctrlKey)) {
+                data.preventDefault();
+                saveDraft();
             }
+        });
+
+        /**
+         * Discard the current draft and grab the current page
+         * content from the system via an AJAX request.
+         */
+        $scope.discardDraft = function () {
+            let url = window.baseUrl('/ajax/page/' + pageId);
+            $http.get(url).then((responseData) => {
+                if (autoSave) $interval.cancel(autoSave);
+                $scope.draftText = trans('entities.pages_editing_page');
+                $scope.isUpdateDraft = false;
+                $scope.$broadcast('html-update', responseData.data.html);
+                $scope.$broadcast('markdown-update', responseData.data.markdown || responseData.data.html);
+                $('#name').val(responseData.data.name);
+                $timeout(() => {
+                    startAutoSave();
+                }, 1000);
+                events.emit('success', trans('entities.pages_draft_discarded'));
+            });
         };
 
-        $scope.clearSearch = function () {
-            $scope.searching = false;
-            $scope.searchTerm = '';
+    }]);
+
+    ngApp.controller('PageTagController', ['$scope', '$http', '$attrs',
+        function ($scope, $http, $attrs) {
+
+            const pageId = Number($attrs.pageId);
+            $scope.tags = [];
+
+            $scope.sortOptions = {
+                handle: '.handle',
+                items: '> tr',
+                containment: "parent",
+                axis: "y"
+            };
+
+            /**
+             * Push an empty tag to the end of the scope tags.
+             */
+            function addEmptyTag() {
+                $scope.tags.push({
+                    name: '',
+                    value: ''
+                });
+            }
+            $scope.addEmptyTag = addEmptyTag;
+
+            /**
+             * Get all tags for the current book and add into scope.
+             */
+            function getTags() {
+                let url = window.baseUrl(`/ajax/tags/get/page/${pageId}`);
+                $http.get(url).then((responseData) => {
+                    $scope.tags = responseData.data;
+                    addEmptyTag();
+                });
+            }
+            getTags();
+
+            /**
+             * Set the order property on all tags.
+             */
+            function setTagOrder() {
+                for (let i = 0; i < $scope.tags.length; i++) {
+                    $scope.tags[i].order = i;
+                }
+            }
+
+            /**
+             * When an tag changes check if another empty editable
+             * field needs to be added onto the end.
+             * @param tag
+             */
+            $scope.tagChange = function(tag) {
+                let cPos = $scope.tags.indexOf(tag);
+                if (cPos !== $scope.tags.length-1) return;
+
+                if (tag.name !== '' || tag.value !== '') {
+                    addEmptyTag();
+                }
+            };
+
+            /**
+             * When an tag field loses focus check the tag to see if its
+             * empty and therefore could be removed from the list.
+             * @param tag
+             */
+            $scope.tagBlur = function(tag) {
+                let isLast = $scope.tags.length - 1 === $scope.tags.indexOf(tag);
+                if (tag.name === '' && tag.value === '' && !isLast) {
+                    let cPos = $scope.tags.indexOf(tag);
+                    $scope.tags.splice(cPos, 1);
+                }
+            };
+
+            /**
+             * Remove a tag from the current list.
+             * @param tag
+             */
+            $scope.removeTag = function(tag) {
+                let cIndex = $scope.tags.indexOf(tag);
+                $scope.tags.splice(cIndex, 1);
+            };
+
+        }]);
+
+
+    ngApp.controller('PageAttachmentController', ['$scope', '$http', '$attrs',
+        function ($scope, $http, $attrs) {
+
+            const pageId = $scope.uploadedTo = $attrs.pageId;
+            let currentOrder = '';
+            $scope.files = [];
+            $scope.editFile = false;
+            $scope.file = getCleanFile();
+            $scope.errors = {
+                link: {},
+                edit: {}
+            };
+
+            function getCleanFile() {
+                return {
+                    page_id: pageId
+                };
+            }
+
+            // Angular-UI-Sort options
+            $scope.sortOptions = {
+                handle: '.handle',
+                items: '> tr',
+                containment: "parent",
+                axis: "y",
+                stop: sortUpdate,
+            };
+
+            /**
+             * Event listener for sort changes.
+             * Updates the file ordering on the server.
+             * @param event
+             * @param ui
+             */
+            function sortUpdate(event, ui) {
+                let newOrder = $scope.files.map(file => {return file.id}).join(':');
+                if (newOrder === currentOrder) return;
+
+                currentOrder = newOrder;
+                $http.put(window.baseUrl(`/attachments/sort/page/${pageId}`), {files: $scope.files}).then(resp => {
+                    events.emit('success', resp.data.message);
+                }, checkError('sort'));
+            }
+
+            /**
+             * Used by dropzone to get the endpoint to upload to.
+             * @returns {string}
+             */
+            $scope.getUploadUrl = function (file) {
+                let suffix = (typeof file !== 'undefined') ? `/${file.id}` : '';
+                return window.baseUrl(`/attachments/upload${suffix}`);
+            };
+
+            /**
+             * Get files for the current page from the server.
+             */
+            function getFiles() {
+                let url = window.baseUrl(`/attachments/get/page/${pageId}`);
+                $http.get(url).then(resp => {
+                    $scope.files = resp.data;
+                    currentOrder = resp.data.map(file => {return file.id}).join(':');
+                }, checkError('get'));
+            }
+            getFiles();
+
+            /**
+             * Runs on file upload, Adds an file to local file list
+             * and shows a success message to the user.
+             * @param file
+             * @param data
+             */
+            $scope.uploadSuccess = function (file, data) {
+                $scope.$apply(() => {
+                    $scope.files.push(data);
+                });
+                events.emit('success', trans('entities.attachments_file_uploaded'));
+            };
+
+            /**
+             * Upload and overwrite an existing file.
+             * @param file
+             * @param data
+             */
+            $scope.uploadSuccessUpdate = function (file, data) {
+                $scope.$apply(() => {
+                    let search = filesIndexOf(data);
+                    if (search !== -1) $scope.files[search] = data;
+
+                    if ($scope.editFile) {
+                        $scope.editFile = angular.copy(data);
+                        data.link = '';
+                    }
+                });
+                events.emit('success', trans('entities.attachments_file_updated'));
+            };
+
+            /**
+             * Delete a file from the server and, on success, the local listing.
+             * @param file
+             */
+            $scope.deleteFile = function(file) {
+                if (!file.deleting) {
+                    file.deleting = true;
+                    return;
+                }
+                  $http.delete(window.baseUrl(`/attachments/${file.id}`)).then(resp => {
+                      events.emit('success', resp.data.message);
+                      $scope.files.splice($scope.files.indexOf(file), 1);
+                  }, checkError('delete'));
+            };
+
+            /**
+             * Attach a link to a page.
+             * @param file
+             */
+            $scope.attachLinkSubmit = function(file) {
+                file.uploaded_to = pageId;
+                $http.post(window.baseUrl('/attachments/link'), file).then(resp => {
+                    $scope.files.push(resp.data);
+                    events.emit('success', trans('entities.attachments_link_attached'));
+                    $scope.file = getCleanFile();
+                }, checkError('link'));
+            };
+
+            /**
+             * Start the edit mode for a file.
+             * @param file
+             */
+            $scope.startEdit = function(file) {
+                $scope.editFile = angular.copy(file);
+                $scope.editFile.link = (file.external) ? file.path : '';
+            };
+
+            /**
+             * Cancel edit mode
+             */
+            $scope.cancelEdit = function() {
+                $scope.editFile = false;
+            };
+
+            /**
+             * Update the name and link of a file.
+             * @param file
+             */
+            $scope.updateFile = function(file) {
+                $http.put(window.baseUrl(`/attachments/${file.id}`), file).then(resp => {
+                    let search = filesIndexOf(resp.data);
+                    if (search !== -1) $scope.files[search] = resp.data;
+
+                    if ($scope.editFile && !file.external) {
+                        $scope.editFile.link = '';
+                    }
+                    $scope.editFile = false;
+                    events.emit('success', trans('entities.attachments_updated_success'));
+                }, checkError('edit'));
+            };
+
+            /**
+             * Get the url of a file.
+             */
+            $scope.getFileUrl = function(file) {
+                return window.baseUrl('/attachments/' + file.id);
+            };
+
+            /**
+             * Search the local files via another file object.
+             * Used to search via object copies.
+             * @param file
+             * @returns int
+             */
+            function filesIndexOf(file) {
+                for (let i = 0; i < $scope.files.length; i++) {
+                    if ($scope.files[i].id == file.id) return i;
+                }
+                return -1;
+            }
+
+            /**
+             * Check for an error response in a ajax request.
+             * @param errorGroupName
+             */
+            function checkError(errorGroupName) {
+                $scope.errors[errorGroupName] = {};
+                return function(response) {
+                    if (typeof response.data !== 'undefined' && typeof response.data.error !== 'undefined') {
+                        events.emit('error', response.data.error);
+                    }
+                    if (typeof response.data !== 'undefined' && typeof response.data.validation !== 'undefined') {
+                        $scope.errors[errorGroupName] = response.data.validation;
+                        console.log($scope.errors[errorGroupName])
+                    }
+                }
+            }
+
+        }]);
+
+    // Controller used to reply to and add new comments
+    ngApp.controller('CommentReplyController', ['$scope', '$http', '$timeout', function ($scope, $http, $timeout) {
+        const MarkdownIt = require("markdown-it");
+        const md = new MarkdownIt({html: true});
+        let vm = this;
+
+        vm.saveComment = function () {
+            let pageId = $scope.comment.pageId || $scope.pageId;
+            let comment = $scope.comment.text;
+            if (!comment) {
+                return events.emit('warning', trans('errors.empty_comment'));
+            }
+            let commentHTML = md.render($scope.comment.text);
+            let serviceUrl = `/ajax/page/${pageId}/comment/`;
+            let httpMethod = 'post';
+            let reqObj = {
+                text: comment,
+                html: commentHTML
+            };
+
+            if ($scope.isEdit === true) {
+                // this will be set when editing the comment.
+                serviceUrl = `/ajax/page/${pageId}/comment/${$scope.comment.id}`;
+                httpMethod = 'put';
+            } else if ($scope.isReply === true) {
+                // if its reply, get the parent comment id
+                reqObj.parent_id = $scope.parentId;
+            }
+            $http[httpMethod](window.baseUrl(serviceUrl), reqObj).then(resp => {
+                if (!isCommentOpSuccess(resp)) {
+                     return;
+                }
+                // hide the comments first, and then retrigger the refresh
+                if ($scope.isEdit) {
+                    updateComment($scope.comment, resp.data);
+                    $scope.$emit('evt.comment-success', $scope.comment.id);
+                } else {
+                    $scope.comment.text = '';
+                    if ($scope.isReply === true && $scope.parent.sub_comments) {
+                        $scope.parent.sub_comments.push(resp.data.comment);
+                    } else {
+                        $scope.$emit('evt.new-comment', resp.data.comment);
+                    }
+                    $scope.$emit('evt.comment-success', null, true);
+                }
+                $scope.comment.is_hidden = true;
+                $timeout(function() {
+                    $scope.comment.is_hidden = false;
+                });
+
+                events.emit('success', trans(resp.data.message));
+
+            }, checkError);
+
+        };
+
+        function checkError(response) {
+            let msg = null;
+            if (isCommentOpSuccess(response)) {
+                // all good
+                return;
+            } else if (response.data) {
+                msg = response.data.message;
+            } else {
+                msg = trans('errors.comment_add');
+            }
+            if (msg) {
+                events.emit('success', msg);
+            }
+        }
+    }]);
+
+    // Controller used to delete comments
+    ngApp.controller('CommentDeleteController', ['$scope', '$http', '$timeout', function ($scope, $http, $timeout) {
+        let vm = this;
+
+        vm.delete = function(comment) {
+            $http.delete(window.baseUrl(`/ajax/comment/${comment.id}`)).then(resp => {
+                if (!isCommentOpSuccess(resp)) {
+                    return;
+                }
+                updateComment(comment, resp.data, $timeout, true);
+            }, function (resp) {
+                if (isCommentOpSuccess(resp)) {
+                    events.emit('success', trans('entities.comment_deleted'));
+                } else {
+                    events.emit('error', trans('error.comment_delete'));
+                }
+            });
         };
+    }]);
+
+    // Controller used to fetch all comments for a page
+    ngApp.controller('CommentListController', ['$scope', '$http', '$timeout', '$location', function ($scope, $http, $timeout, $location) {
+        let vm = this;
+        $scope.errors = {};
+        // keep track of comment levels
+        $scope.level = 1;
+        vm.totalCommentsStr = trans('entities.comments_loading');
+        vm.permissions = {};
+        vm.trans = window.trans;
+
+        $scope.$on('evt.new-comment', function (event, comment) {
+            // add the comment to the comment list.
+            vm.comments.push(comment);
+            ++vm.totalComments;
+            setTotalCommentMsg();
+            event.stopPropagation();
+            event.preventDefault();
+        });
+
+        vm.canEditDelete = function (comment, prop) {
+            if (!comment.active) {
+                return false;
+            }
+            let propAll = prop + '_all';
+            let propOwn = prop + '_own';
 
+            if (vm.permissions[propAll]) {
+                return true;
+            }
+
+            if (vm.permissions[propOwn] && comment.created_by.id === vm.current_user_id) {
+                return true;
+            }
+
+            return false;
+        };
+
+        vm.canComment = function () {
+            return vm.permissions.comment_create;
+        };
+
+        // check if there are is any direct linking
+        let linkedCommentId = $location.search().cm;
+
+        $timeout(function() {
+            $http.get(window.baseUrl(`/ajax/page/${$scope.pageId}/comments/`)).then(resp => {
+                if (!isCommentOpSuccess(resp)) {
+                    // just show that no comments are available.
+                    vm.totalComments = 0;
+                    setTotalCommentMsg();
+                    return;
+                }
+                vm.comments = resp.data.comments;
+                vm.totalComments = +resp.data.total;
+                vm.permissions = resp.data.permissions;
+                vm.current_user_id = resp.data.user_id;
+                setTotalCommentMsg();
+                if (!linkedCommentId) {
+                    return;
+                }
+                $timeout(function() {
+                    // wait for the UI to render.
+                    focusLinkedComment(linkedCommentId);
+                });
+            }, checkError);
+        });
+
+        function setTotalCommentMsg () {
+            if (vm.totalComments === 0) {
+                vm.totalCommentsStr = trans('entities.no_comments');
+            } else if (vm.totalComments === 1) {
+                vm.totalCommentsStr = trans('entities.one_comment');
+            } else {
+                vm.totalCommentsStr = trans('entities.x_comments', {
+                    numComments: vm.totalComments
+                });
+            }
+        }
+
+        function focusLinkedComment(linkedCommentId) {
+            let comment = angular.element('#' + linkedCommentId);
+            if (comment.length === 0) {
+                return;
+            }
+
+            window.setupPageShow.goToText(linkedCommentId);
+        }
+
+        function checkError(response) {
+            let msg = null;
+            if (isCommentOpSuccess(response)) {
+                // all good
+                return;
+            } else if (response.data) {
+                msg = response.data.message;
+            } else {
+                msg = trans('errors.comment_list');
+            }
+            if (msg) {
+                events.emit('success', msg);
+            }
+        }
     }]);
 
+    function updateComment(comment, resp, $timeout, isDelete) {
+        comment.text = resp.comment.text;
+        comment.updated = resp.comment.updated;
+        comment.updated_by = resp.comment.updated_by;
+        comment.active = resp.comment.active;
+        if (isDelete && !resp.comment.active) {
+            comment.html = trans('entities.comment_deleted');
+        } else {
+            comment.html = resp.comment.html;
+        }
+        if (!$timeout) {
+            return;
+        }
+        comment.is_hidden = true;
+        $timeout(function() {
+            comment.is_hidden = false;
+        });
+    }
 
-};
\ No newline at end of file
+    function isCommentOpSuccess(resp) {
+        if (resp && resp.data && resp.data.status === 'success') {
+            return true;
+        }
+        return false;
+    }
+};