svg-inline-react
Version:
Inline SVG wrapper component for React
199 lines (152 loc) • 7.75 kB
JavaScript
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/******/ ([
/* 0 */
/***/ function(module, exports, __webpack_require__) {
module.exports = __webpack_require__(1);
/***/ },
/* 1 */
/***/ function(module, exports, __webpack_require__) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _react = __webpack_require__(!(function webpackMissingModule() { var e = new Error("Cannot find module \"react\""); e.code = 'MODULE_NOT_FOUND'; throw e; }()));
var _react2 = _interopRequireDefault(_react);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
var DOMParser = typeof window !== 'undefined' && window.DOMParser;
var process = process || {};
process.env = process.env || {};
var parserAvailable = typeof DOMParser !== 'undefined' && DOMParser.prototype != null && DOMParser.prototype.parseFromString != null;
function isParsable(src) {
// kinda naive but meh, ain't gonna use full-blown parser for this
return parserAvailable && typeof src === 'string' && src.trim().substr(0, 4) === '<svg';
}
// parse SVG string using `DOMParser`
function parseFromSVGString(src) {
var parser = new DOMParser();
return parser.parseFromString(src, "image/svg+xml");
}
// Transform DOM prop/attr names applicable to `<svg>` element but react-limited
function switchSVGAttrToReactProp(propName) {
switch (propName) {
case 'class':
return 'className';
default:
return propName;
}
}
var InlineSVG = function (_React$Component) {
_inherits(InlineSVG, _React$Component);
function InlineSVG(props) {
_classCallCheck(this, InlineSVG);
var _this = _possibleConstructorReturn(this, (InlineSVG.__proto__ || Object.getPrototypeOf(InlineSVG)).call(this, props));
_this._extractSVGProps = _this._extractSVGProps.bind(_this);
return _this;
}
// Serialize `Attr` objects in `NamedNodeMap`
_createClass(InlineSVG, [{
key: '_serializeAttrs',
value: function _serializeAttrs(map) {
var ret = {};
var prop = void 0;
for (var i = 0; i < map.length; i++) {
prop = switchSVGAttrToReactProp(map[i].name);
ret[prop] = map[i].value;
}
return ret;
}
// get <svg /> element props
}, {
key: '_extractSVGProps',
value: function _extractSVGProps(src) {
var map = parseFromSVGString(src).documentElement.attributes;
return map.length > 0 ? this._serializeAttrs(map) : null;
}
// get content inside <svg> element.
}, {
key: '_stripSVG',
value: function _stripSVG(src) {
return parseFromSVGString(src).documentElement.innerHTML;
}
}, {
key: 'componentWillReceiveProps',
value: function componentWillReceiveProps(_ref) {
var children = _ref.children;
if ("production" !== process.env.NODE_ENV && children != null) {
console.info('<InlineSVG />: `children` prop will be ignored.');
}
}
}, {
key: 'render',
value: function render() {
var Element = void 0,
__html = void 0,
svgProps = void 0;
var _props = this.props,
element = _props.element,
raw = _props.raw,
src = _props.src,
otherProps = _objectWithoutProperties(_props, ['element', 'raw', 'src']);
if (raw === true && isParsable(src)) {
Element = 'svg';
svgProps = this._extractSVGProps(src);
__html = this._stripSVG(src);
}
__html = __html || src;
Element = Element || element;
svgProps = svgProps || {};
return _react2.default.createElement(Element, _extends({}, svgProps, otherProps, { src: null, children: null,
dangerouslySetInnerHTML: { __html: __html } }));
}
}]);
return InlineSVG;
}(_react2.default.Component);
InlineSVG.defaultProps = {
element: 'i',
raw: false,
src: ''
};
InlineSVG.propTypes = {
src: _react2.default.PropTypes.string.isRequired,
element: _react2.default.PropTypes.string,
raw: _react2.default.PropTypes.bool
};
exports.default = InlineSVG;
/***/ }
/******/ ]);