@iimm/shared
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shared utils on browser and react env
262 lines (260 loc) • 13 kB
JavaScript
function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
var _excluded = ["style", "class"];
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(arr, i) { var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"]; if (null != _i) { var _s, _e, _x, _r, _arr = [], _n = !0, _d = !1; try { if (_x = (_i = _i.call(arr)).next, 0 === i) { if (Object(_i) !== _i) return; _n = !1; } else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0); } catch (err) { _d = !0, _e = err; } finally { try { if (!_n && null != _i.return && (_r = _i.return(), Object(_r) !== _r)) return; } finally { if (_d) throw _e; } } return _arr; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import { Parser } from 'htmlparser2';
import { camelCase, separatorCase } from "../string";
var numberStyleValueRegexp = /^\-?((\d+(\.\d*)?)|(\.\d+))$/;
var scriptRegexp = /^script$/i;
var styleRegexp = /^style$/i;
var selfCloseTagRegexp = /^(meta|base|br|img|input|col|frame|link|area|param|embed|keygen|source)$/i;
/** 内联样式转化为对象样式,默认样式的属性名保留原样，不会转化为驼峰式 */
export var inlineStyleToObjectStyle = function inlineStyleToObjectStyle() {
var style = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
var options = arguments.length > 1 ? arguments[1] : undefined;
var _ref = options || {},
styleCamelCase = _ref.styleCamelCase,
objectStyleConvertFn = _ref.objectStyleConvertFn;
var objStyle = {};
if (typeof style === 'string' && style) {
var styles = style.split(';');
styles.forEach(function (item) {
item = item.trim();
if (item) {
var _prop, _value;
var _item$split = item.split(':'),
_item$split2 = _slicedToArray(_item$split, 2),
prop = _item$split2[0],
value = _item$split2[1];
prop = (_prop = prop) === null || _prop === void 0 ? void 0 : _prop.trim();
value = (_value = value) === null || _value === void 0 ? void 0 : _value.trim();
if (prop && value) {
objStyle[styleCamelCase ? camelCase(prop) : prop] = numberStyleValueRegexp.test(value) ? Number(value) : value;
}
}
});
}
return typeof objectStyleConvertFn === 'function' ? objectStyleConvertFn(objStyle) : objStyle;
};
/** 将html字符串转化成指定格式的js节点对象的数组 */
export var htmlToJson = function htmlToJson(html, options) {
var _ref2 = options || {},
skipStyle = _ref2.skipStyle,
skipComment = _ref2.skipComment,
skipScript = _ref2.skipScript,
skipAttributes = _ref2.skipAttributes,
skipClass = _ref2.skipClass,
attributeNameFilter = _ref2.attributeNameFilter,
keepInlineStyle = _ref2.keepInlineStyle,
styleCamelCase = _ref2.styleCamelCase,
attributesCamelCase = _ref2.attributesCamelCase,
objectStyleConvertFn = _ref2.objectStyleConvertFn,
_ref2$ATTRIBUTES = _ref2.ATTRIBUTES,
ATTRIBUTES = _ref2$ATTRIBUTES === void 0 ? 'attributes' : _ref2$ATTRIBUTES,
_ref2$NODENAME = _ref2.NODENAME,
NODENAME = _ref2$NODENAME === void 0 ? 'name' : _ref2$NODENAME,
_ref2$NODETAG = _ref2.NODETAG,
NODETAG = _ref2$NODETAG === void 0 ? 'element' : _ref2$NODETAG,
_ref2$TEXTTAG = _ref2.TEXTTAG,
TEXTTAG = _ref2$TEXTTAG === void 0 ? 'text' : _ref2$TEXTTAG,
_ref2$TEXTVALUE = _ref2.TEXTVALUE,
TEXTVALUE = _ref2$TEXTVALUE === void 0 ? 'text' : _ref2$TEXTVALUE,
_ref2$COMMENTTAG = _ref2.COMMENTTAG,
COMMENTTAG = _ref2$COMMENTTAG === void 0 ? 'comment' : _ref2$COMMENTTAG,
_ref2$COMMENTVALUE = _ref2.COMMENTVALUE,
COMMENTVALUE = _ref2$COMMENTVALUE === void 0 ? 'comment' : _ref2$COMMENTVALUE,
_ref2$CHILDREN = _ref2.CHILDREN,
CHILDREN = _ref2$CHILDREN === void 0 ? 'elements' : _ref2$CHILDREN,
_ref2$CLASSLIST = _ref2.CLASSLIST,
CLASSLIST = _ref2$CLASSLIST === void 0 ? 'classList' : _ref2$CLASSLIST,
_ref2$STYLE = _ref2.STYLE,
STYLE = _ref2$STYLE === void 0 ? 'style' : _ref2$STYLE,
_ref2$INLINESTYLE = _ref2.INLINESTYLE,
INLINESTYLE = _ref2$INLINESTYLE === void 0 ? 'inlineStyle' : _ref2$INLINESTYLE;
var json = [];
var levelNodes = [];
var parser = new Parser({
onopentag: function onopentag(name, _ref3) {
var style = _ref3.style,
classNames = _ref3.class,
attrs = _objectWithoutProperties(_ref3, _excluded);
var node = {};
if (scriptRegexp.test(name) && skipScript || styleRegexp.test(name) && skipStyle) {
node = null;
} else {
var _node;
node = (_node = {
type: NODETAG
}, _defineProperty(_node, NODENAME, name), _defineProperty(_node, CHILDREN, []), _node);
if (!skipClass) {
node[CLASSLIST] = (classNames || '').split(/\s+/).filter(Boolean);
}
if (!skipAttributes) {
var keys = Object.keys(attrs);
if (typeof attributeNameFilter === 'function' && keys.length) {
keys = keys.filter(attributeNameFilter);
}
node[ATTRIBUTES] = {};
keys.forEach(function (ele) {
node[ATTRIBUTES][attributesCamelCase ? camelCase(ele) : ele] = attrs[ele];
});
}
if (!skipStyle) {
node[STYLE] = inlineStyleToObjectStyle(style, {
styleCamelCase: styleCamelCase,
objectStyleConvertFn: objectStyleConvertFn
});
if (style && keepInlineStyle) {
node[INLINESTYLE] = style.replace(/"/g, '');
}
}
}
if (levelNodes[0]) {
if (node) {
var parent = levelNodes[0];
parent[CHILDREN].push(node);
}
levelNodes.unshift(node);
} else {
if (node) {
json.push(node);
}
levelNodes.push(node);
}
},
ontext: function ontext(text) {
var parent = levelNodes[0];
if (parent === null) return;
var node = _defineProperty({
type: TEXTTAG
}, TEXTVALUE, text);
if (parent === undefined) {
json.push(node);
} else {
if (!parent[CHILDREN]) {
parent[CHILDREN] = [];
}
parent[CHILDREN].push(node);
}
},
oncomment: function oncomment(commonts) {
if (skipComment) return;
var parent = levelNodes[0];
if (parent === null) return;
var node = _defineProperty({
type: COMMENTTAG
}, COMMENTVALUE, commonts);
if (!parent) {
json.push(node);
} else {
if (!parent[CHILDREN]) {
parent[CHILDREN] = [];
}
parent[CHILDREN].push(node);
}
},
onclosetag: function onclosetag() {
levelNodes.shift();
},
onend: function onend() {
levelNodes = null;
}
});
parser.end(html);
return json;
};
var setAttrs = function setAttrs(attrs, results) {
Object.keys(attrs || {}).forEach(function (k) {
if (attrs[k] === undefined) {
results.push(separatorCase(k));
} else {
results.push(' ', separatorCase(k), '=', '"', attrs[k], '"');
}
});
};
var toElement = function toElement(elementInfo, results, options) {
var _elementInfo$CLASSLIS;
var _ref4 = options || {},
_ref4$ATTRIBUTES = _ref4.ATTRIBUTES,
ATTRIBUTES = _ref4$ATTRIBUTES === void 0 ? 'attributes' : _ref4$ATTRIBUTES,
_ref4$NODENAME = _ref4.NODENAME,
NODENAME = _ref4$NODENAME === void 0 ? 'name' : _ref4$NODENAME,
_ref4$NODETAG = _ref4.NODETAG,
NODETAG = _ref4$NODETAG === void 0 ? 'element' : _ref4$NODETAG,
_ref4$TEXTTAG = _ref4.TEXTTAG,
TEXTTAG = _ref4$TEXTTAG === void 0 ? 'text' : _ref4$TEXTTAG,
_ref4$TEXTVALUE = _ref4.TEXTVALUE,
TEXTVALUE = _ref4$TEXTVALUE === void 0 ? 'text' : _ref4$TEXTVALUE,
_ref4$COMMENTTAG = _ref4.COMMENTTAG,
COMMENTTAG = _ref4$COMMENTTAG === void 0 ? 'comment' : _ref4$COMMENTTAG,
_ref4$COMMENTVALUE = _ref4.COMMENTVALUE,
COMMENTVALUE = _ref4$COMMENTVALUE === void 0 ? 'comment' : _ref4$COMMENTVALUE,
_ref4$CHILDREN = _ref4.CHILDREN,
CHILDREN = _ref4$CHILDREN === void 0 ? 'elements' : _ref4$CHILDREN,
_ref4$CLASSLIST = _ref4.CLASSLIST,
CLASSLIST = _ref4$CLASSLIST === void 0 ? 'classList' : _ref4$CLASSLIST,
_ref4$STYLE = _ref4.STYLE,
STYLE = _ref4$STYLE === void 0 ? 'style' : _ref4$STYLE,
_ref4$INLINESTYLE = _ref4.INLINESTYLE,
INLINESTYLE = _ref4$INLINESTYLE === void 0 ? 'inlineStyle' : _ref4$INLINESTYLE;
var tagName = elementInfo[NODENAME];
var inlineStyle = elementInfo[INLINESTYLE];
switch (elementInfo.type) {
case NODETAG:
results.push('<', tagName);
if (!inlineStyle && elementInfo[STYLE]) {
var styleKeys = Object.keys(elementInfo[STYLE]);
inlineStyle = '';
for (var i = 0; i < styleKeys.length; i++) {
var k = styleKeys[i];
inlineStyle += "".concat(k, ":").concat(elementInfo[STYLE][k], ";");
}
}
if (inlineStyle) {
results.push(' style="', inlineStyle, '"');
}
if ((_elementInfo$CLASSLIS = elementInfo[CLASSLIST]) !== null && _elementInfo$CLASSLIS !== void 0 && _elementInfo$CLASSLIS.length) {
results.push(' class="', elementInfo[CLASSLIST].join(' '), '"');
}
setAttrs(elementInfo[ATTRIBUTES], results);
if (selfCloseTagRegexp.test(tagName)) {
results.push(' />');
} else {
results.push('>');
if (Array.isArray(elementInfo[CHILDREN])) {
elementInfo[CHILDREN].forEach(function (item) {
return toElement(item, results, options);
});
}
results.push('</', tagName, '>');
}
break;
case TEXTTAG:
results.push(elementInfo[TEXTVALUE]);
break;
case COMMENTTAG:
results.push('<!-- ', elementInfo[COMMENTVALUE], ' -->');
break;
default:
// ignore
}
};
/** 将解析成js节点对象或js节点对象数组的html对象转化成html字符串 */
export var jsonToHtml = function jsonToHtml(json, options) {
var result = [];
if (json) {
(Array.isArray(json) ? json : [json]).forEach(function (item) {
return toElement(item, result, options);
});
}
return result.join('');
};