@lobehub/ui
Version:
Lobe UI is an open-source UI component library for building AIGC web apps
186 lines (172 loc) • 9.5 kB
JavaScript
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 _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
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$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
import { visit } from 'unist-util-visit';
/**
* Remark plugin to handle <video> tags in markdown text
* This plugin converts <video> tags to proper video elements
* without requiring allowHtml to be enabled
*
* @example
* <video src="https://example.com/video.mp4" />
* <video src="https://example.com/video.mp4" controls width="400" height="300" />
*/
export var remarkVideo = function remarkVideo() {
var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
var _options$videoTags = options.videoTags,
videoTags = _options$videoTags === void 0 ? ['video'] : _options$videoTags;
return function (tree) {
// 处理HTML节点中的video标签
visit(tree, 'html', function (node) {
var index = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
var parent = arguments.length > 2 ? arguments[2] : undefined;
if (!node.value || typeof node.value !== 'string') return;
var _iterator = _createForOfIteratorHelper(videoTags),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var tagName = _step.value;
// 匹配自闭合的video标签，支持属性
var selfClosingPattern = "^<".concat(tagName, "([^>]*?)\\s*\\/?\\s*>$");
var selfClosingMatch = node.value.trim().match(new RegExp(selfClosingPattern, 'i'));
if (selfClosingMatch) {
var _selfClosingMatch$;
var attributesStr = ((_selfClosingMatch$ = selfClosingMatch[1]) === null || _selfClosingMatch$ === void 0 ? void 0 : _selfClosingMatch$.trim()) || '';
// 解析属性
var properties = {};
var attrRegex = /(\w+)=["']([^"']*?)["']/g;
var attrMatch = void 0;
while ((attrMatch = attrRegex.exec(attributesStr)) !== null) {
properties[attrMatch[1]] = attrMatch[2];
}
console.log('remarkVideo: Found video tag:', tagName, properties);
// 创建video节点
var newNode = {
children: [],
data: {
hName: tagName,
hProperties: properties
},
type: tagName
};
// 替换html节点为video节点
parent.children.splice(index, 1, newNode);
return index;
}
// 匹配成对的video标签（虽然不太常见，但也支持）
var pairedPattern = "^<".concat(tagName, "([^>]*?)>(.*?)<\\/").concat(tagName, ">$");
var pairedMatch = node.value.trim().match(new RegExp(pairedPattern, 'is'));
if (pairedMatch) {
var _pairedMatch$;
var _attributesStr = ((_pairedMatch$ = pairedMatch[1]) === null || _pairedMatch$ === void 0 ? void 0 : _pairedMatch$.trim()) || '';
var content = pairedMatch[2] || '';
// 解析属性
var _properties = {};
var _attrRegex = /(\w+)=["']([^"']*?)["']/g;
var _attrMatch = void 0;
while ((_attrMatch = _attrRegex.exec(_attributesStr)) !== null) {
_properties[_attrMatch[1]] = _attrMatch[2];
}
console.log('remarkVideo: Found paired video tag:', tagName, _properties);
// 创建video节点
var _newNode = {
children: content ? [{
type: 'text',
value: content
}] : [],
data: {
hName: tagName,
hProperties: _properties
},
type: tagName
};
// 替换html节点为video节点
parent.children.splice(index, 1, _newNode);
return index;
}
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
});
// 处理文本节点中的video标签（HTML实体编码形式）
visit(tree, 'text', function (node) {
var index = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
var parent = arguments.length > 2 ? arguments[2] : undefined;
if (!node.value || typeof node.value !== 'string') return;
var _iterator2 = _createForOfIteratorHelper(videoTags),
_step2;
try {
for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
var tagName = _step2.value;
// 处理HTML实体编码的自闭合video标签
var encodedSelfClosingPattern = "<".concat(tagName, "([^&]*?)\\s*\\/?\\s*>");
var encodedSelfClosingRegex = new RegExp(encodedSelfClosingPattern, 'gi');
if (!encodedSelfClosingRegex.test(node.value)) continue;
// 重置正则表达式的 lastIndex
encodedSelfClosingRegex.lastIndex = 0;
var text = node.value;
var newNodes = [];
var lastIndex = 0;
var match = void 0;
while ((match = encodedSelfClosingRegex.exec(text)) !== null) {
var _match = match,
_match2 = _slicedToArray(_match, 2),
fullMatch = _match2[0],
attributesStr = _match2[1];
var startIndex = match.index;
// 添加匹配前的文本
if (startIndex > lastIndex) {
newNodes.push({
type: 'text',
value: text.slice(lastIndex, startIndex)
});
}
// 解析属性（需要解码HTML实体）
var decodedAttrs = attributesStr.replaceAll('"', '"').replaceAll(''', "'").replaceAll('&', '&').replaceAll('<', '<').replaceAll('>', '>');
var properties = {};
var attrRegex = /(\w+)=["']([^"']*?)["']/g;
var attrMatch = void 0;
while ((attrMatch = attrRegex.exec(decodedAttrs)) !== null) {
properties[attrMatch[1]] = attrMatch[2];
}
console.log('remarkVideo: Found encoded video tag:', tagName, properties);
// 添加video节点
newNodes.push({
children: [],
data: {
hName: tagName,
hProperties: properties
},
type: tagName
});
lastIndex = startIndex + fullMatch.length;
}
// 添加剩余文本
if (lastIndex < text.length) {
newNodes.push({
type: 'text',
value: text.slice(lastIndex)
});
}
// 替换当前节点
if (newNodes.length > 0 && parent) {
var _parent$children;
(_parent$children = parent.children).splice.apply(_parent$children, [index, 1].concat(newNodes));
return index + newNodes.length - 1;
}
}
} catch (err) {
_iterator2.e(err);
} finally {
_iterator2.f();
}
});
};
};