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- // Licensed to Cloudera, Inc. under one
- // or more contributor license agreements. See the NOTICE file
- // distributed with this work for additional information
- // regarding copyright ownership. Cloudera, Inc. licenses this file
- // to you under the Apache License, Version 2.0 (the
- // "License"); you may not use this file except in compliance
- // with the License. You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- /*
- ---
- description: Beeswax (the Hive UI)
- provides: [CCS.Beeswax]
- requires: [ccs-shared/CCS.JBrowser, clientcide/TabSwapper, More/Form.Validator.Inline, More/Fx.Accordion, ccs-shared/DynamicTextarea, ccs-shared/CCS.PostEditor.Simple, ccs-shared/CCS.JFrame.Chooser]
- script: CCS.Beeswax.js
- ...
- */
- ART.Sheet.define('window.beeswax.browser', {
- 'min-width': 740
- });
- ART.Sheet.define('splitview.bw-editor', {
- 'right-background-color': '#333'
- });
- (function(){
- CCS.Beeswax = new Class({
- Extends: CCS.JBrowser,
- options: {
- displayHistory: false,
- className: 'art beeswax browser logo_header',
- height: 350,
- jframeOptions: {
- clickRelays: 'a, .relays'
- }
- },
- initialize: function(path, options){
- this.parent(path || '/beeswax/', options);
- this.jframe.addShortcuts({
- 'Open Selected': {
- keys: 'enter',
- shortcut: 'enter',
- handler: function(e){
- var table = $(this).getElement('[data-filters*=HtmlTable]');
- if (!table) return;
- hTable = table.retrieve('HtmlTable');
- var selected = hTable.selectedRows[0];
- if (!selected) return;
- CCS.JFrame.doubleClickHandler(this.jframe, selected);
- }.bind(this),
- description: 'Open the selected item.'
- }
- });
-
- //linkers for beewswax
- this.jframe.addLinkers({
- //toggles the display of a group of elements when another is clicked
- '[data-group-toggle]': function(event, el) {
- /*
- get the json data for the toggle
- looks like:
- {
- 'group': '.bw-config-data li', //the elements in the group
- 'show':'.bw-serde-options' //the element that you show when you click; all others in the group get hidden
- }
-
- See Also: the Collapsible JFrame pattern, which I need to update to work similar to this.
- The main diff being that this is about toggling a group; one shows while the others hide.
- */
- var toggles = JSON.decode(el.get('data-group-toggle'));
- var sections = $(this).getElements(toggles.group);
- var show = $(this).getElements(toggles.show);
- sections.each(function(section) {
- section.setStyle('display', show.contains(section) ? 'block' : 'none');
- });
- },
- '.ccs-form_submit': function(event, el) {
- /*
- submit the form that the element is in.
- el.getParent('form').formUpdate();
- */
- el.getParent('form').retrieve('form.request').setOptions({extraData: el.getJSONData('extraData')}).send();
- }
- });
- this.jframe.addFilters({
- // breadcrumb pattern; has to set z-index programatically for layout
- breadcrumb: function(container){
- if (!container.get('html').contains('ccs-breadcrumb')) return;
- container.getElements('.ccs-breadcrumb').each(function(bc) {
- var items = bc.getElements('li');
- items.reverse().each(function(item, i){
- item.setStyle('z-index', i+1);
- });
- });
- },
- //breadcrumb form; displays a breadcrumb that grows as you fill out the form
- breadcrumb_form: function(container){
- if (!container.get('html').contains('ccs-bc-form')) return;
- /*
- .ccs-bc-form is a UL with LI items for each breadcrumb; looks like this:
- <ul class="ccs-bc-form ccs-breadcrumb clearfix" data-bc-sections=".ccs-bc-section" data-bc-form="form">
- <li><a href="#step1">One</a></li>
- <li><a href="#step2">Two</a></li>
- <li><a href="#step3">Ect</a></li>
- </ul>
-
- it has a data-bc-sections definition which is a selector to select the sections that correlate to the bc links
- it has a data-bc-form selector that correlates to the form for this bc form.
- */
- container.getElements('.ccs-bc-form').each(function(bc){
- var items = bc.getElements('li');
- var form = container.getElement(bc.get('data-bc-form')) || container.getElement('form');
- var sections = container.getElements(bc.get('data-bc-sections'));
- //extend tab swapper; we need to manage things like OverText and FormValidator when we change sections
- var TS = new Class({
- Extends: TabSwapper,
- showSection: function(index) {
- //we validate the form when the user pages forward and not on the first display when this.now is still undefined
- //(where this.now is the current index of the TabSwapper; it's undefined on init)
- var validate = index > this.now && this.now != undefined;
- if (!validate) {
- //reset the error state
- form.get('validator').reset();
- if (this.now != undefined) items[this.now].removeClass('ccs-bc-error');
- }
- if (!validate || getValidator(form).validate()) {
- //show the section if we're valid
- this.parent(index);
- //show the overtext that might have been hidden
- OverText.update();
- }
- return this;
- }
- });
- //get the form validator and add an event for when elements are validated
- //if the element fails, get the nav item and breadcrumb section and add an error class for styling
- getValidator(form).addEvents({
- elementValidate: function(valid, field){
- var section = field.getParent(bc.get('data-bc-sections'));
- var nav = items[sections.indexOf(section)];
- if (valid) nav.removeClass('ccs-bc-error');
- else nav.addClass('ccs-bc-error');
- }
- });
- //create our modified tabswapper
- var tabs = new TS({
- tabs: items,
- sections: sections,
- smooth: true
- });
- //find any sections with an element with the class .ccs-multipart-next and make that
- //next button change tabs; note that this is the only way the user can progress forward (for now)
- //todo: add some keyboard love; enter, tab, arrows, etc.
- sections.each(function(section, i) {
- section.getElements('.ccs-multipart-next').addEvent('click', function(e){
- e.stop();
- if (getValidator(form).validate()) tabs.show(i+1);
- });
- });
- });
- },
- //displays an input field when the user choose "other" in a select input.
- //
- // Note that this overwrites the default JFrameFilter because it has extra
- // validation logic.
- select_with_other: function(container) {
- if (!container.get('html').contains('ccs-select-with-other')) return;
- container.getElements('.ccs-select-with-other').each(function(el) {
- //get the 'other' input
- var other = el.getElement('input').set('alt', 'Enter a custom value').addClass('required').addDataFilter('OverText');
- //create hint text
- var ot = new OverText(other);
- //get the select input
- var sel = el.getElement('select');
- //when the select changes, if the user chooses "other"
- //reveal the input, enable the overtext, and enforce validation
- sel.addEvent('change', function() {
- if (sel.getSelected()[0].get('value') == '__other__') {
- other.removeClass('ignoreValidation').reveal().get('reveal').chain(function(){
- ot.enable();
- });
- //else hide and disable the input
- } else {
- ot.disable();
- other.dissolve().addClass('ignoreValidation');
- getValidator(el.getParent('form')).validate();
- }
- });
- });
- },
- dynamic_textarea: function(container) {
- if (!container.get('html').contains('ccs-dynamic-textarea')) return;
- container.getElements('.ccs-dynamic-textarea').each(function(el){
- new DynamicTextarea(el, {
- minRows: 5
- });
- });
- },
- posteditor: function(container){
- if (!container.get('html').contains('ccs-simple-posteditor')) return;
- container.getElements('textarea.ccs-simple-posteditor, .ccs-simple-posteditor textarea').each(function(input) {
- new CCS.PostEditor.Simple(input);
- });
- },
- accordion: function(container){
- if (!container.get('html').contains('accordion')) return;
- container.getElements('.accordion').each(function(accordion) {
- new Fx.Accordion(accordion.getElements('.toggle'), accordion.getElements('.target'));
- });
- },
- visible: function(container){
- if(!container.get('html').contains('ccs-visible')) return;
- container.getElements('.ccs-visible').setStyle("display", "");
- }
- });
- this.addEvents({
- load: this.setup.bind(this)
- });
- this.jframe.addEvents({
- beforeRenderer: this.stripColumnTemplates.bind(this)
- });
- },
- setup: function(view) {
- switch(view) {
- case 'table-setup':
- this.setupTableForm();
- break;
- case 'execute':
- this.setupEditor();
- break;
- case 'choose-file':
- this.setupChooseFile();
- break;
- case 'choose-delimiter':
- this.setupChooseDelimiter();
- break;
- case 'define-columns':
- this.setupDefineColumns();
- break;
- }
- },
- setupChooseFile: function(){
- var importData = $(this).getElement('.bw-import_data');
- var impLabel = importData.getElement('label');
- var impInput = importData.getElement('input');
- var checkImportData = function(e){
- if (impInput.get('checked')) {
- impLabel.removeClass('ccs-bw-selected');
- impInput.setProperty('checked', 'false');
- } else {
- impLabel.addClass('ccs-bw-selected');
- impInput.setProperty('checked');
- }
- };
- impLabel.addEvent('click', checkImportData);
- if(impInput.get('checked')) impLabel.addClass('ccs-bw-selected');
- },
-
- setupDefineColumns: function(){
- var showHive = $(this).getElement('.bw-show_hive');
- var hiveLabel = showHive.getElement('label');
- var hiveInput = showHive.getElement('input');
- var checkShowHive = function(e){
- if (hiveInput.get('checked')) {
- hiveLabel.addClass('ccs-bw-selected');
- hiveInput.setProperty('checked', 'false');
- } else {
- hiveLabel.removeClass('ccs-bw-selected');
- hiveInput.setProperty('checked');
- }
- };
- hiveLabel.addEvent('click', checkShowHive);
- },
- setupChooseDelimiter: function(){
- var confirmDelim = $(this).getElement('.bw-confirm_delim');
- var selectDelim = $(this).getElement('.bw-select_delim');
- if(confirmDelim) {
- var yes = confirmDelim.getElement('input[name=Yes]');
- var no = confirmDelim.getElement('input[name=No]');
- confirmDelim.show();
- selectDelim.hide();
- no.addEvent('click', function(){
- confirmDelim.hide();
- selectDelim.show();
- });
- } else {
- selectDelim.show();
- }
- var otherInput = selectDelim.getElement('input[name=delimiter_1]');
- var delimiters = selectDelim.getElement('select[name=delimiter_0]');
- delimiters.addEvent('change', function(e){
- if(delimiters.getProperty('value') !== '__other__')
- {
- var form = delimiters.getParent('form');
- form.retrieve('form.request').setOptions({
- extraData:
- {'submit_preview': 'Preview'}
- }).send();
- }
- });
- },
- setupTableForm: function(){
- /* format inputs */
- var formatSection = $(this).getElement('.bw-format');
- //all the inputs in the format section have custom click behavior
- //to add a css class for styling purposes based on their checked state
- var checkFormSectionInput = function(input, validate) {
- if (input.get('checked')) {
- formatSection.getElements('dt').removeClass('ccs-bw-selected');
- input.getParent('dt').addClass('ccs-bw-selected');
- if (validate) $(this).getElement('form').validate();
- }
- }.bind(this);
- //when the user clicks, check the input and set up classes, validate the form, etc.
- formatSection.getElements('input').each(function(input) {
- input.addEvent('click', function(){
- checkFormSectionInput(input, true);
- });
- //do this on startup in case the input has a default value
- checkFormSectionInput(input);
- //if the input is checked, we have to invoke the data-group-toggle manually
- //otherwise the next slide shows both the delimited and serde options
- if (input.get('checked')) this.jframe.invokeLinker('[data-group-toggle]', input.getParent('[data-group-toggle]'));
- }, this);
- /* file formats */
- var fileSection = $(this).getElement('.bw-file_formats');
- var labels = fileSection.getElements('label');
- var inputFormatDetails = $(this).getElement('.bw-io_formats');
- //fix layout issues; django forces all choice elements to be in a ul
- fileSection.getElement('ul').addClass('clearfix');
- //private method to retrieve an overtext for an input or create one if there isn't one yet
- var getOT = function(input) {
- var ot = input.retrieve('OverText');
- if (!ot) ot = new OverText(input);
- return ot;
- };
- //get the inputs for the file section
- fileSection.getElements('input').each(function(input) {
- //whent he user chooses one, add some selected state for styling
- input.addEvent('click', function(){
- labels.removeClass('ccs-bw-selected');
- input.getParent('label').addClass('ccs-bw-selected');
- //if the user chooses InputFormat, show the details for that input
- //and configure them to be validated
- if (input.get('value') == 'InputFormat') {
- inputFormatDetails.reveal().get('reveal').chain(function(){
- inputFormatDetails.getElements('input').each(function(input){
- getOT(input).enable();
- input.removeClass('ignoreValidation').addClass('required');
- });
- });
- } else {
- //else hide the input format details and disable the validation
- inputFormatDetails.dissolve().getElements('input').each(function(input){
- getOT(input).disable();
- input.addClass('ignoreValidation');
- getValidator(input.getParent('form')).validate();
- });
- }
- });
- });
- /* file location */
- var fileLocation = $(this).getElement('.bw-file_location');
- var defLabel = fileLocation.getElement('.bw-default_location label');
- var fileLoc = fileLocation.getElement('.bw-external_loc');
- var fileLocInput = fileLoc.getElement('input').addClass('reqiured');
- var input = fileLocation.getElement('.bw-default_location input').set('checked', true);
- //private method to toggle style state, validation, and the file location input
- var checkFileLoc = function(e){
- if (input.get('checked')) {
- defLabel.addClass('ccs-bw-selected');
- getOT(fileLocInput).disable();
- fileLocInput.addClass('ignoreValidation');
- fileLoc.dissolve();
- //only validate if this was a user-initiated event
- if (e) getValidator(input.getParent('form')).validate();
- } else {
- defLabel.removeClass('ccs-bw-selected');
- fileLoc.removeClass('ignoreValidation').reveal().get('reveal').chain(function(){
- getOT(fileLocInput).enable();
- });
- }
- };
- //check the file state when the user changes the input value
- input.addEvent('click', checkFileLoc);
- //call it now to set it up.
- checkFileLoc();
-
- /* column tables */
- var columns = $(this).getElements('div.bw-column');
- var columnHeaders = $(this).getElements('.bw-columns dt.bw-column_header');
- var columnSections = $(this).getElements('.bw-columns dd.bw-column');
- //the column layout is an accordion; starts off with all closed.
- this.columnAccordion = new Fx.Accordion(columnHeaders, columnSections, {
- onActive: function(toggler, section) {
- toggler.addClass('bw-active').removeClass('bw-inactive');
- },
- onBackground: function(toggler, section) {
- toggler.removeClass('bw-active').addClass('bw-inactive');
- },
- display: -1
- });
-
- //create a column form instance for each column form.
- columns.each(function(column, i) {
- new ColumnForm(column, this.columnAccordion, {
- onRemove: this.removeColumn.bind(this)
- });
- }, this);
- //create buttons to add new columns
- ['column', 'partition'].each(function(type) {
- $(this).getElement('.bw-add_' + type + ' button').addEvent('click', function(e) {
- e.stop();
- this.addColumn(type, this.columnAccordion);
- }.bind(this));
- }, this);
-
- },
- /*
- finds the column templates in the jframe response and removes them before
- jframe sets them up like all the other forms
- container - (object) see JFrame's beforeRender event
- options - (object) ditto
- */
- stripColumnTemplates: function(container, options){
- this.columnTemplates = {};
- ['column', 'partition'].each(function(type) {
- var el;
- container.elements.some(function(section) {
- if (!el) el = section.getElement('.beeswax_' + type + '_form_template');
- return el;
- });
- if (el) {
- this.columnTemplates[type] = el.get('html');
- el.destroy();
- }
- }, this);
- },
- /*
- adds a new column form
- type - either "column" or "partition"
- accordion - the accordion that the column is controlled by
- */
- addColumn: function(type, accordion){
- //find the current count
- var count_input = $(this).getElement('input[name=' + type +'s-next_form_id]');
- //increment it and store it back into the input (as we're adding here)
- var count = count_input.get('value').toInt();
- count_input.set('value', count + 1);
- //create a new column from the template
- var column = Elements.from(this.columnTemplates[type].replace("TEMPLATE", count, 'g'))[0];
- //store some metadata about it, inject it into the list.
- column.store('bw:col-type', type).store('bw:col-count', count);
- column.hide().inject($(this).getElement('.bw-' + type + '-forms'));
- //apply JFrame magic
- this.jframe.applyFilters(column);
- //get the header and then add it to the accordion
- var columnHeader = column.getElement('dt.bw-column_header');
- accordion.addSection(columnHeader, column.getElement('dd.bw-column'));
- //expose the new section
- column.reveal();
- //get the header in that column and, now that it's visible, show its overtext
- var input = column.getElement('dt.bw-column_header input');
- var ot = input.retrieve('OverText');
- if (!ot) ot = new OverText(input);
- ot.enable();
- //create a new instance of ColumnForm with our new column
- new ColumnForm(column, accordion, {
- onRemove: this.removeColumn.bind(this)
- });
- //add the fields in our column to the validator for the form.
- getValidator(column.getParent('form')).watchFields(column.getElements('input, textarea, select'));
- },
-
- removeColumn: function(column){
- column.getElements('input, select, textarea').addClass('ignoreValidation');
- column.getParent('form').validate();
- column.dissolve();
- new Element('input', {
- 'type': 'hidden',
- 'name': 'columns-' + column.retrieve('bw:col-count') + '-_deleted',
- 'value': 'True'
- }).inject(column);
- },
- setupEditor: function(){
- //get the editor area, textarea input, & header
- var editor = $(this).getElement('.bw-query_bottom');
- var ta = editor.getElement('textarea');
- //this resizer method resizes the editor area to fill the remaining space below the header
- //the shade event is passed true/false if the shade is engaged or not
- var resizer = function(){
- var header = $(this).getElement('.bw-query_header').getSize().y;
- editor.setStyle('height', this.contentSize.y - header - 2);
- ta.setStyle('height', this.contentSize.y - header - 2);
- }.bind(this);
- //do so at startup
- resizer();
- //and any time the window is resized
- this.addEvent('unshade', resizer);
- //remove this resize handler on unload
- this.jframe.markForCleanup(function(){
- this.removeEvent('unshade', resizer);
- }.bind(this));
- //when the user clicks the save as link, show a popup with the save as form
- //when we fire the click manually, it means we want to submit the form
- var saveAs = $(this).getElement('.bw-query_save_as');
- var saving;
- saveAs.addEvent('click', function(e){
- //if we aren't trying to submit the form, show the popup
- if (!saving) {
- //this is the callback for when the user hits the "ok" button
- //TODO add some keyboard love for the enter button in fields?
- e.stop();
- //grab the container of the save as inputs and clone them
- //(clone them because our windows destroy themselves on hide)
- var saver = $(this).getElement('.bw-query_save_form');
- var form = saver.clone();
- //prompt the user w/ the form
- var prompt = this.prompt('Save This Query', form.show(), function(){
- //replace the saver form with the one the user filled out
- form.replaces(saver).hide();
- //now we're ready to submit the form
- saving = true;
- //and submit the form
- saveAs.click();
- //back to showing the popup
- saving = false;
- });
- }
- }.bind(this));
-
- //add the settings toggle
- var splitEl = $(this).getElement('div[data-filters*=SplitView]');
- if (splitEl) {
- //get the instance of splitview
- var split = splitEl.get('widget');
- if (split) {
- //let's not show the scrollbar over on the left side
- split.left.setStyle('overflow-x', 'hidden');
- split.addClass('bw-editor');
- //when the user clicks the toggle
- $(this).getElement('.bw-query_settings_toggle').addEvent('click', function(e){
- e.preventDefault();
- //expose or hide the left column
- split.chain(resizer).fold('left', split.left.getSize().x > 0 ? 0 : 230);
- }.bind(this));
- }
- }
-
- }
- });
- //returns an inline form validator for a form or creates one if there isn't one yet
- var getValidator = function(form) {
- var validator = form.retrieve('validator');
- if (!validator) {
- validator = new Form.Validator.Inline(form, {
- useTitles: true
- });
- var bwValidateNameRE = /^[a-zA-Z_]\w*/;
- validator.add('bw-validate-name', {
- errorMsg: 'Please enter a value only containing numbers, letters, underscores - the value cannot begin with a number.',
- test: function(element){
- return Form.Validator.getValidator('IsEmpty').test(element) ||
- (bwValidateNameRE).test(element.get('value'));
- }
- });
- }
- return validator;
- };
- /*
- column form class; needed because we add these dynamically
- column - the container of the form
- header - the header of the section
- */
- var ColumnForm = new Class({
- Implements: [Options, Events],
- initialize: function(column, accordion, options) {
- this.column = column;
- this.header = column.getElement('dt.bw-column_header');
- this.accordion = accordion;
- this.setOptions(options);
- this.setupHeader();
- this.setupMapData();
- column.getElement('.bw-remove_column button').addEvent('click', function(e){
- e.stop();
- this.fireEvent('remove', column);
- }.bind(this));
- },
- setupHeader: function(){
- //get the header and style it's input behaviors
- var input = this.header.getElement('input');
- input.addEvents({
- focus: function(){
- this.header.removeClass('bw-filled');
- input.addClass('bw-focused').select();
- this.accordion.display(this.accordion.togglers.indexOf(this.header));
- }.bind(this),
- blur: function(){
- if (input.get('value')) this.header.addClass('bw-filled');
- else this.header.removeClass('bw-filled');
- input.removeClass('bw-focused');
- }.bind(this)
- });
- this.header.getElement('label').addEvents({
- mouseover: function(){
- input.addClass('bw-focused');
- }.bind(this),
- mouseleave: function(){
- input.removeClass('bw-focused');
- }.bind(this)
- });
- },
- setupMapData: function(){
- var mapSection = this.column.getElement('.bw-map_data');
- if (!mapSection) return; //partition tables don't have these
- var arrayTypeSection = this.column.getElement('.bw-array_type');
- var typeSelect = this.column.getElement('.bw-col_type select');
- var arrayTypeSelect = this.column.getElement('.bw-array_type select');
- var checkType = function(){
- if (typeSelect.getSelected()[0].get('value') == 'array') arrayTypeSection.fade('in');
- else arrayTypeSection.fade('out');
-
- if (typeSelect.getSelected()[0].get('value') == 'map') mapSection.reveal();
- else mapSection.dissolve();
- };
- //for each column table, hide its mapdata config unless the user selects that in the array type
- arrayTypeSelect.addEvent('change', checkType.pass(true));
- typeSelect.addEvent('change', checkType.pass(true));
- checkType();
- }
- });
- })();
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