CustomElementsPropertiesActivator.js
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'use strict';
var inherits = require('inherits');
var getTemplate = require('./Helper').getTemplate;
var PropertiesActivator = require('../../../PropertiesActivator');
var HIGHER_PRIORITY = 1100;
/**
* Applies template visibility settings.
*
* Controlled using `entriesVisible` on template config object:
*
* ```json
* "entriesVisible": {
* "_all": true|false,
* "entryName": true|false,
* ...
* }
* ```
*
* @param {EventBus} eventBus
* @param {ElementTemplates} elementTemplates
*/
function CustomElementsPropertiesActivator(eventBus, elementTemplates) {
PropertiesActivator.call(this, eventBus, HIGHER_PRIORITY);
this.isEntryVisible = function(entry, element) {
var template = getTemplate(element, elementTemplates);
if (template && !isEntryVisible(entry, template)) {
return false;
}
};
this.isPropertyEditable = function(entry, propertyName, element) {
var template = getTemplate(element, elementTemplates);
if (template && !isEntryEditable(entry, template)) {
return false;
}
};
}
CustomElementsPropertiesActivator.$inject = [ 'eventBus', 'elementTemplates' ];
inherits(CustomElementsPropertiesActivator, PropertiesActivator);
module.exports = CustomElementsPropertiesActivator;
// helpers ////////////////////////////////////
var CUSTOM_PROPERTIES_PATTERN = /^custom-/;
var DEFAULT_ENTRIES_VISIBLE = {
_all: false,
id: true,
name: true
};
function isCustomEntry(entry) {
return CUSTOM_PROPERTIES_PATTERN.test(entry.id);
}
function isEntryVisible(entry, template) {
var entryId = entry.id;
if (entryId === 'elementTemplate-chooser' || isCustomEntry(entry)) {
return true;
}
var entriesVisible = template.entriesVisible || DEFAULT_ENTRIES_VISIBLE;
if (typeof entriesVisible === 'boolean') {
return entriesVisible;
}
var defaultVisible = entriesVisible._all || false,
entryVisible = entriesVisible[entryId];
// d = true, e = false => false
// d = false, e = true => true
// d = false, e = false
return (
(defaultVisible === true && entryVisible !== false) ||
(defaultVisible === false && entryVisible === true)
);
}
function isEntryEditable(entry, template) {
var property;
if (isCustomEntry(entry)) {
property = getProperty(template, entry);
return property && property.editable !== false;
}
return true;
}
function getProperty(template, entry) {
var index;
var idx = entry.id.replace('custom-' + template.id + '-', '');
if (idx.indexOf('-') !== -1) {
var indexes = idx.split('-');
if (indexes.length == 2) {
var scopeName = indexes[0].replace(/_/g, ':');
index = parseInt(indexes[1], 10);
if (scopeName && !isNaN(index)) {
return template.scopes[scopeName].properties[index];
}
}
} else {
index = parseInt(idx, 10);
if (!isNaN(index)) {
return template.properties[index];
}
}
throw new Error('cannot extract property index for entry <' + entry.id + '>');
}