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Edit File: removeElementsByAttr.js

'use strict';

exports.type = 'perItem';

exports.active = false;

exports.description = 'removes arbitrary elements by ID or className (disabled by default)';

exports.params = {
    id: [],
    class: []
};

/**
 * Remove arbitrary SVG elements by ID or className.
 *
 * @param id
 *   examples:
 *
 *     > single: remove element with ID of `elementID`
 *     ---
 *     removeElementsByAttr:
 *       id: 'elementID'
 *
 *     > list: remove multiple elements by ID
 *     ---
 *     removeElementsByAttr:
 *       id:
 *         - 'elementID'
 *         - 'anotherID'
 *
 * @param class
 *   examples:
 *
 *     > single: remove all elements with class of `elementClass`
 *     ---
 *     removeElementsByAttr:
 *       class: 'elementClass'
 *
 *     > list: remove all elements with class of `elementClass` or `anotherClass`
 *     ---
 *     removeElementsByAttr:
 *       class:
 *         - 'elementClass'
 *         - 'anotherClass'
 *
 * @param {Object} item current iteration item
 * @param {Object} params plugin params
 * @return {Boolean} if false, item will be filtered out
 *
 * @author Eli Dupuis (@elidupuis)
 */
exports.fn = function(item, params) {
    var elemId, elemClass;

// wrap params in an array if not already
    ['id', 'class'].forEach(function(key) {
        if (!Array.isArray(params[key])) {
            params[key] = [ params[key] ];
        }
    });

// abort if current item is no an element
    if (!item.isElem()) {
        return;
    }

// remove element if it's `id` matches configured `id` params
    elemId = item.attr('id');
    if (elemId) {
        return params.id.indexOf(elemId.value) === -1;
    }

// remove element if it's `class` contains any of the configured `class` params
    elemClass = item.attr('class');
    if (elemClass) {
        var hasClassRegex = new RegExp(params.class.join('|'));
        return !hasClassRegex.test(elemClass.value);
    }
};

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