Drop files or click here to upload
`,
scope: {
uploadUrl: '@',
eventSuccess: '=',
eventError: '=',
uploadedTo: '@'
},
link: function (scope, element, attrs) {
if (attrs.placeholder) element[0].querySelector('.dz-message').textContent = attrs.placeholder;
let dropZone = new DropZone(element[0].querySelector('.dropzone-container'), {
url: scope.uploadUrl,
init: function () {
let dz = this;
dz.on('sending', function (file, xhr, data) {
let token = window.document.querySelector('meta[name=token]').getAttribute('content');
data.append('_token', token);
let uploadedTo = typeof scope.uploadedTo === 'undefined' ? 0 : scope.uploadedTo;
data.append('uploaded_to', uploadedTo);
});
if (typeof scope.eventSuccess !== 'undefined') dz.on('success', scope.eventSuccess);
dz.on('success', function (file, data) {
$(file.previewElement).fadeOut(400, function () {
dz.removeFile(file);
});
});
if (typeof scope.eventError !== 'undefined') dz.on('error', scope.eventError);
dz.on('error', function (file, errorMessage, xhr) {
console.log(errorMessage);
console.log(xhr);
function setMessage(message) {
$(file.previewElement).find('[data-dz-errormessage]').text(message);
}
if (xhr.status === 413) setMessage('The server does not allow uploads of this size. Please try a smaller file.');
if (errorMessage.file) setMessage(errorMessage.file[0]);
});
}
});
}
};
}]);
/**
* Dropdown
* Provides some simple logic to create small dropdown menus
*/
ngApp.directive('dropdown', [function () {
return {
restrict: 'A',
link: function (scope, element, attrs) {
const menu = element.find('ul');
element.find('[dropdown-toggle]').on('click', function () {
menu.show().addClass('anim menuIn');
let inputs = menu.find('input');
let hasInput = inputs.length > 0;
if (hasInput) {
inputs.first().focus();
element.on('keypress', 'input', event => {
if (event.keyCode === 13) {
event.preventDefault();
menu.hide();
menu.removeClass('anim menuIn');
return false;
}
});
}
element.mouseleave(function () {
menu.hide();
menu.removeClass('anim menuIn');
});
});
}
};
}]);
/**
* TinyMCE
* An angular wrapper around the tinyMCE editor.
*/
ngApp.directive('tinymce', ['$timeout', function ($timeout) {
return {
restrict: 'A',
scope: {
tinymce: '=',
mceModel: '=',
mceChange: '='
},
link: function (scope, element, attrs) {
function tinyMceSetup(editor) {
editor.on('ExecCommand change NodeChange ObjectResized', (e) => {
let content = editor.getContent();
$timeout(() => {
scope.mceModel = content;
});
scope.mceChange(content);
});
editor.on('keydown', (event) => {
scope.$emit('editor-keydown', event);
});
editor.on('init', (e) => {
scope.mceModel = editor.getContent();
});
scope.$on('html-update', (event, value) => {
editor.setContent(value);
editor.selection.select(editor.getBody(), true);
editor.selection.collapse(false);
scope.mceModel = editor.getContent();
});
}
scope.tinymce.extraSetups.push(tinyMceSetup);
// Custom tinyMCE plugins
tinymce.PluginManager.add('customhr', function (editor) {
editor.addCommand('InsertHorizontalRule', function () {
let hrElem = document.createElement('hr');
let cNode = editor.selection.getNode();
let parentNode = cNode.parentNode;
parentNode.insertBefore(hrElem, cNode);
});
editor.addButton('hr', {
icon: 'hr',
tooltip: 'Horizontal line',
cmd: 'InsertHorizontalRule'
});
editor.addMenuItem('hr', {
icon: 'hr',
text: 'Horizontal line',
cmd: 'InsertHorizontalRule',
context: 'insert'
});
});
tinymce.init(scope.tinymce);
}
}
}]);
/**
* Markdown input
* Handles the logic for just the editor input field.
*/
ngApp.directive('markdownInput', ['$timeout', function ($timeout) {
return {
restrict: 'A',
scope: {
mdModel: '=',
mdChange: '='
},
link: function (scope, element, attrs) {
// Set initial model content
element = element.find('textarea').first();
let content = element.val();
scope.mdModel = content;
scope.mdChange(markdown(content));
element.on('change input', (event) => {
content = element.val();
$timeout(() => {
scope.mdModel = content;
scope.mdChange(markdown(content));
});
});
scope.$on('markdown-update', (event, value) => {
element.val(value);
scope.mdModel = value;
scope.mdChange(markdown(value));
});
}
}
}]);
/**
* Markdown Editor
* Handles all functionality of the markdown editor.
*/
ngApp.directive('markdownEditor', ['$timeout', function ($timeout) {
return {
restrict: 'A',
link: function (scope, element, attrs) {
// Elements
const input = element.find('[markdown-input] textarea').first();
const display = element.find('.markdown-display').first();
const insertImage = element.find('button[data-action="insertImage"]');
const insertEntityLink = element.find('button[data-action="insertEntityLink"]')
let currentCaretPos = 0;
input.blur(event => {
currentCaretPos = input[0].selectionStart;
});
// Scroll sync
let inputScrollHeight,
inputHeight,
displayScrollHeight,
displayHeight;
function setScrollHeights() {
inputScrollHeight = input[0].scrollHeight;
inputHeight = input.height();
displayScrollHeight = display[0].scrollHeight;
displayHeight = display.height();
}
setTimeout(() => {
setScrollHeights();
}, 200);
window.addEventListener('resize', setScrollHeights);
let scrollDebounceTime = 800;
let lastScroll = 0;
input.on('scroll', event => {
let now = Date.now();
if (now - lastScroll > scrollDebounceTime) {
setScrollHeights()
}
let scrollPercent = (input.scrollTop() / (inputScrollHeight - inputHeight));
let displayScrollY = (displayScrollHeight - displayHeight) * scrollPercent;
display.scrollTop(displayScrollY);
lastScroll = now;
});
// Editor key-presses
input.keydown(event => {
// Insert image shortcut
if (event.which === 73 && event.ctrlKey && event.shiftKey) {
event.preventDefault();
let caretPos = input[0].selectionStart;
let currentContent = input.val();
const mdImageText = "";
input.val(currentContent.substring(0, caretPos) + mdImageText + currentContent.substring(caretPos));
input.focus();
input[0].selectionStart = caretPos + ("![](".length);
input[0].selectionEnd = caretPos + (';
return;
}
// Insert entity link shortcut
if (event.which === 75 && event.ctrlKey && event.shiftKey) {
showLinkSelector();
return;
}
// Pass key presses to controller via event
scope.$emit('editor-keydown', event);
});
// Insert image from image manager
insertImage.click(event => {
window.ImageManager.showExternal(image => {
let caretPos = currentCaretPos;
let currentContent = input.val();
let mdImageText = "![" + image.name + "](" + image.thumbs.display + ")";
input.val(currentContent.substring(0, caretPos) + mdImageText + currentContent.substring(caretPos));
input.change();
});
});
function showLinkSelector() {
window.showEntityLinkSelector((entity) => {
let selectionStart = currentCaretPos;
let selectionEnd = input[0].selectionEnd;
let textSelected = (selectionEnd !== selectionStart);
let currentContent = input.val();
if (textSelected) {
let selectedText = currentContent.substring(selectionStart, selectionEnd);
let linkText = `[${selectedText}](${entity.link})`;
input.val(currentContent.substring(0, selectionStart) + linkText + currentContent.substring(selectionEnd));
} else {
let linkText = ` [${entity.name}](${entity.link}) `;
input.val(currentContent.substring(0, selectionStart) + linkText + currentContent.substring(selectionStart))
}
input.change();
});
}
insertEntityLink.click(showLinkSelector);
// Upload and insert image on paste
function editorPaste(e) {
e = e.originalEvent;
if (!e.clipboardData) return
let items = e.clipboardData.items;
if (!items) return;
for (let i = 0; i < items.length; i++) {
uploadImage(items[i].getAsFile());
}
}
input.on('paste', editorPaste);
// Handle image drop, Uploads images to BookStack.
function handleImageDrop(event) {
event.stopPropagation();
event.preventDefault();
let files = event.originalEvent.dataTransfer.files;
for (let i = 0; i < files.length; i++) {
uploadImage(files[i]);
}
}
input.on('drop', handleImageDrop);
// Handle image upload and add image into markdown content
function uploadImage(file) {
if (file.type.indexOf('image') !== 0) return;
let formData = new FormData();
let ext = 'png';
let xhr = new XMLHttpRequest();
if (file.name) {
let fileNameMatches = file.name.match(/\.(.+)$/);
if (fileNameMatches) {
ext = fileNameMatches[1];
}
}
// Insert image into markdown
let id = "image-" + Math.random().toString(16).slice(2);
let selectStart = input[0].selectionStart;
let selectEnd = input[0].selectionEnd;
let content = input[0].value;
let selectText = content.substring(selectStart, selectEnd);
let placeholderImage = window.baseUrl(`/loading.gif#upload${id}`);
let innerContent = ((selectEnd > selectStart) ? `![${selectText}]` : '![]') + `(${placeholderImage})`;
input[0].value = content.substring(0, selectStart) + innerContent + content.substring(selectEnd);
input.focus();
input[0].selectionStart = selectStart;
input[0].selectionEnd = selectStart;
let remoteFilename = "image-" + Date.now() + "." + ext;
formData.append('file', file, remoteFilename);
formData.append('_token', document.querySelector('meta[name="token"]').getAttribute('content'));
xhr.open('POST', window.baseUrl('/images/gallery/upload'));
xhr.onload = function () {
let selectStart = input[0].selectionStart;
if (xhr.status === 200 || xhr.status === 201) {
let result = JSON.parse(xhr.responseText);
input[0].value = input[0].value.replace(placeholderImage, result.thumbs.display);
input.change();
} else {
console.log('An error occurred uploading the image');
console.log(xhr.responseText);
input[0].value = input[0].value.replace(innerContent, '');
input.change();
}
input.focus();
input[0].selectionStart = selectStart;
input[0].selectionEnd = selectStart;
};
xhr.send(formData);
}
}
}
}]);
/**
* Page Editor Toolbox
* Controls all functionality for the sliding toolbox
* on the page edit view.
*/
ngApp.directive('toolbox', [function () {
return {
restrict: 'A',
link: function (scope, elem, attrs) {
// Get common elements
const $buttons = elem.find('[toolbox-tab-button]');
const $content = elem.find('[toolbox-tab-content]');
const $toggle = elem.find('[toolbox-toggle]');
// Handle toolbox toggle click
$toggle.click((e) => {
elem.toggleClass('open');
});
// Set an active tab/content by name
function setActive(tabName, openToolbox) {
$buttons.removeClass('active');
$content.hide();
$buttons.filter(`[toolbox-tab-button="${tabName}"]`).addClass('active');
$content.filter(`[toolbox-tab-content="${tabName}"]`).show();
if (openToolbox) elem.addClass('open');
}
// Set the first tab content active on load
setActive($content.first().attr('toolbox-tab-content'), false);
// Handle tab button click
$buttons.click(function (e) {
let name = $(this).attr('toolbox-tab-button');
setActive(name, true);
});
}
}
}]);
/**
* Tag Autosuggestions
* Listens to child inputs and provides autosuggestions depending on field type
* and input. Suggestions provided by server.
*/
ngApp.directive('tagAutosuggestions', ['$http', function ($http) {
return {
restrict: 'A',
link: function (scope, elem, attrs) {
// Local storage for quick caching.
const localCache = {};
// Create suggestion element
const suggestionBox = document.createElement('ul');
suggestionBox.className = 'suggestion-box';
suggestionBox.style.position = 'absolute';
suggestionBox.style.display = 'none';
const $suggestionBox = $(suggestionBox);
// General state tracking
let isShowing = false;
let currentInput = false;
let active = 0;
// Listen to input events on autosuggest fields
elem.on('input focus', '[autosuggest]', function (event) {
let $input = $(this);
let val = $input.val();
let url = $input.attr('autosuggest');
let type = $input.attr('autosuggest-type');
// Add name param to request if for a value
if (type.toLowerCase() === 'value') {
let $nameInput = $input.closest('tr').find('[autosuggest-type="name"]').first();
let nameVal = $nameInput.val();
if (nameVal !== '') {
url += '?name=' + encodeURIComponent(nameVal);
}
}
let suggestionPromise = getSuggestions(val.slice(0, 3), url);
suggestionPromise.then(suggestions => {
if (val.length === 0) {
displaySuggestions($input, suggestions.slice(0, 6));
} else {
suggestions = suggestions.filter(item => {
return item.toLowerCase().indexOf(val.toLowerCase()) !== -1;
}).slice(0, 4);
displaySuggestions($input, suggestions);
}
});
});
// Hide autosuggestions when input loses focus.
// Slight delay to allow clicks.
let lastFocusTime = 0;
elem.on('blur', '[autosuggest]', function (event) {
let startTime = Date.now();
setTimeout(() => {
if (lastFocusTime < startTime) {
$suggestionBox.hide();
isShowing = false;
}
}, 200)
});
elem.on('focus', '[autosuggest]', function (event) {
lastFocusTime = Date.now();
});
elem.on('keydown', '[autosuggest]', function (event) {
if (!isShowing) return;
let suggestionElems = suggestionBox.childNodes;
let suggestCount = suggestionElems.length;
// Down arrow
if (event.keyCode === 40) {
let newActive = (active === suggestCount - 1) ? 0 : active + 1;
changeActiveTo(newActive, suggestionElems);
}
// Up arrow
else if (event.keyCode === 38) {
let newActive = (active === 0) ? suggestCount - 1 : active - 1;
changeActiveTo(newActive, suggestionElems);
}
// Enter or tab key
else if ((event.keyCode === 13 || event.keyCode === 9) && !event.shiftKey) {
let text = suggestionElems[active].textContent;
currentInput[0].value = text;
currentInput.focus();
$suggestionBox.hide();
isShowing = false;
if (event.keyCode === 13) {
event.preventDefault();
return false;
}
}
});
// Change the active suggestion to the given index
function changeActiveTo(index, suggestionElems) {
suggestionElems[active].className = '';
active = index;
suggestionElems[active].className = 'active';
}
// Display suggestions on a field
let prevSuggestions = [];
function displaySuggestions($input, suggestions) {
// Hide if no suggestions
if (suggestions.length === 0) {
$suggestionBox.hide();
isShowing = false;
prevSuggestions = suggestions;
return;
}
// Otherwise show and attach to input
if (!isShowing) {
$suggestionBox.show();
isShowing = true;
}
if ($input !== currentInput) {
$suggestionBox.detach();
$input.after($suggestionBox);
currentInput = $input;
}
// Return if no change
if (prevSuggestions.join() === suggestions.join()) {
prevSuggestions = suggestions;
return;
}
// Build suggestions
$suggestionBox[0].innerHTML = '';
for (let i = 0; i < suggestions.length; i++) {
let suggestion = document.createElement('li');
suggestion.textContent = suggestions[i];
suggestion.onclick = suggestionClick;
if (i === 0) {
suggestion.className = 'active';
active = 0;
}
$suggestionBox[0].appendChild(suggestion);
}
prevSuggestions = suggestions;
}
// Suggestion click event
function suggestionClick(event) {
currentInput[0].value = this.textContent;
currentInput.focus();
$suggestionBox.hide();
isShowing = false;
}
// Get suggestions & cache
function getSuggestions(input, url) {
let hasQuery = url.indexOf('?') !== -1;
let searchUrl = url + (hasQuery ? '&' : '?') + 'search=' + encodeURIComponent(input);
// Get from local cache if exists
if (typeof localCache[searchUrl] !== 'undefined') {
return new Promise((resolve, reject) => {
resolve(localCache[searchUrl]);
});
}
return $http.get(searchUrl).then(response => {
localCache[searchUrl] = response.data;
return response.data;
});
}
}
}
}]);
ngApp.directive('entityLinkSelector', [function($http) {
return {
restict: 'A',
link: function(scope, element, attrs) {
const selectButton = element.find('.entity-link-selector-confirm');
let callback = false;
let entitySelection = null;
// Handle entity selection change, Stores the selected entity locally
function entitySelectionChange(entity) {
entitySelection = entity;
if (entity === null) {
selectButton.attr('disabled', 'true');
} else {
selectButton.removeAttr('disabled');
}
}
events.listen('entity-select-change', entitySelectionChange);
// Handle selection confirm button click
selectButton.click(event => {
hide();
if (entitySelection !== null) callback(entitySelection);
});
// Show selector interface
function show() {
element.fadeIn(240);
}
// Hide selector interface
function hide() {
element.fadeOut(240);
}
// Listen to confirmation of entity selections (doubleclick)
events.listen('entity-select-confirm', entity => {
hide();
callback(entity);
});
// Show entity selector, Accessible globally, and store the callback
window.showEntityLinkSelector = function(passedCallback) {
show();
callback = passedCallback;
};
}
};
}]);
ngApp.directive('entitySelector', ['$http', '$sce', function ($http, $sce) {
return {
restrict: 'A',
scope: true,
link: function (scope, element, attrs) {
scope.loading = true;
scope.entityResults = false;
scope.search = '';
// Add input for forms
const input = element.find('[entity-selector-input]').first();
// Detect double click events
let lastClick = 0;
function isDoubleClick() {
let now = Date.now();
let answer = now - lastClick < 300;
lastClick = now;
return answer;
}
// Listen to entity item clicks
element.on('click', '.entity-list a', function(event) {
event.preventDefault();
event.stopPropagation();
let item = $(this).closest('[data-entity-type]');
itemSelect(item, isDoubleClick());
});
element.on('click', '[data-entity-type]', function(event) {
itemSelect($(this), isDoubleClick());
});
// Select entity action
function itemSelect(item, doubleClick) {
let entityType = item.attr('data-entity-type');
let entityId = item.attr('data-entity-id');
let isSelected = !item.hasClass('selected') || doubleClick;
element.find('.selected').removeClass('selected').removeClass('primary-background');
if (isSelected) item.addClass('selected').addClass('primary-background');
let newVal = isSelected ? `${entityType}:${entityId}` : '';
input.val(newVal);
if (!isSelected) {
events.emit('entity-select-change', null);
}
if (!doubleClick && !isSelected) return;
let link = item.find('.entity-list-item-link').attr('href');
let name = item.find('.entity-list-item-name').text();
if (doubleClick) {
events.emit('entity-select-confirm', {
id: Number(entityId),
name: name,
link: link
});
}
if (isSelected) {
events.emit('entity-select-change', {
id: Number(entityId),
name: name,
link: link
});
}
}
// Get search url with correct types
function getSearchUrl() {
let types = (attrs.entityTypes) ? encodeURIComponent(attrs.entityTypes) : encodeURIComponent('page,book,chapter');
return window.baseUrl(`/ajax/search/entities?types=${types}`);
}
// Get initial contents
$http.get(getSearchUrl()).then(resp => {
scope.entityResults = $sce.trustAsHtml(resp.data);
scope.loading = false;
});
// Search when typing
scope.searchEntities = function() {
scope.loading = true;
input.val('');
let url = getSearchUrl() + '&term=' + encodeURIComponent(scope.search);
$http.get(url).then(resp => {
scope.entityResults = $sce.trustAsHtml(resp.data);
scope.loading = false;
});
};
}
};
}]);
};