Files
kubevela/docs/static/search.js
guoxudong 025ce5d74d move website & keep design md (#551)
* move website & keep design md

* fix

* update README

* fix

* fix

* rename

* fix
2020-11-10 20:09:13 +08:00

457 lines
14 KiB
JavaScript
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(function () {
/**
* Converts a colon formatted string to a object with properties.
*
* This is process a provided string and look for any tokens in the format
* of `:name[=value]` and then convert it to a object and return.
* An example of this is ':include :type=code :fragment=demo' is taken and
* then converted to:
*
* ```
* {
* include: '',
* type: 'code',
* fragment: 'demo'
* }
* ```
*
* @param {string} str The string to parse.
*
* @return {object} The original string and parsed object, { str, config }.
*/
function getAndRemoveConfig(str) {
if ( str === void 0 ) str = '';
var config = {};
if (str) {
str = str
.replace(/^'/, '')
.replace(/'$/, '')
.replace(/(?:^|\s):([\w-]+:?)=?([\w-%]+)?/g, function (m, key, value) {
if (key.indexOf(':') === -1) {
config[key] = (value && value.replace(/"/g, '')) || true;
return '';
}
return m;
})
.trim();
}
return { str: str, config: config };
}
/* eslint-disable no-unused-vars */
var INDEXS = {};
var LOCAL_STORAGE = {
EXPIRE_KEY: 'docsify.search.expires',
INDEX_KEY: 'docsify.search.index',
};
function resolveExpireKey(namespace) {
return namespace
? ((LOCAL_STORAGE.EXPIRE_KEY) + "/" + namespace)
: LOCAL_STORAGE.EXPIRE_KEY;
}
function resolveIndexKey(namespace) {
return namespace
? ((LOCAL_STORAGE.INDEX_KEY) + "/" + namespace)
: LOCAL_STORAGE.INDEX_KEY;
}
function escapeHtml(string) {
var entityMap = {
'&': '&',
'<': '&lt;',
'>': '&gt;',
'"': '&quot;',
"'": '&#39;',
};
return String(string).replace(/[&<>"']/g, function (s) { return entityMap[s]; });
}
function getAllPaths(router) {
var paths = [];
Docsify.dom
.findAll('.sidebar-nav a:not(.section-link):not([data-nosearch])')
.forEach(function (node) {
var href = node.href;
var originHref = node.getAttribute('href');
var path = router.parse(href).path;
if (
path &&
paths.indexOf(path) === -1 &&
!Docsify.util.isAbsolutePath(originHref)
) {
paths.push(path);
}
});
return paths;
}
function getTableData(token) {
if (!token.text && token.type === 'table') {
token.text = token.cells
.map(function(rows) {
return rows.join(' | ');
})
.join(' |\n ');
}
return token.text;
}
function saveData(maxAge, expireKey, indexKey) {
localStorage.setItem(expireKey, Date.now() + maxAge);
localStorage.setItem(indexKey, JSON.stringify(INDEXS));
}
function genIndex(path, content, router, depth) {
if ( content === void 0 ) content = '';
var tokens = window.marked.lexer(content);
var slugify = window.Docsify.slugify;
var index = {};
var slug;
tokens.forEach(function (token) {
if (token.type === 'heading' && token.depth <= depth) {
var ref = getAndRemoveConfig(token.text);
var str = ref.str;
var config = ref.config;
if (config.id) {
slug = router.toURL(path, { id: slugify(config.id) });
} else {
slug = router.toURL(path, { id: slugify(escapeHtml(token.text)) });
}
index[slug] = { slug: slug, title: str, body: '' };
} else {
if (!slug) {
return;
}
if (!index[slug]) {
index[slug] = { slug: slug, title: '', body: '' };
} else if (index[slug].body) {
token.text = getTableData(token);
index[slug].body += '\n' + (token.text || '');
} else {
token.text = getTableData(token);
index[slug].body = index[slug].body
? index[slug].body + token.text
: token.text;
}
}
});
slugify.clear();
return index;
}
/**
* @param {String} query Search query
* @returns {Array} Array of results
*/
function search(query) {
var matchingResults = [];
var data = [];
Object.keys(INDEXS).forEach(function (key) {
data = data.concat(Object.keys(INDEXS[key]).map(function (page) { return INDEXS[key][page]; }));
});
query = query.trim();
var keywords = query.split(/[\s\-\\/]+/);
if (keywords.length !== 1) {
keywords = [].concat(query, keywords);
}
var loop = function ( i ) {
var post = data[i];
var matchesScore = 0;
var resultStr = '';
var postTitle = post.title && post.title.trim();
var postContent = post.body && post.body.trim();
var postUrl = post.slug || '';
if (postTitle) {
keywords.forEach(function (keyword) {
// From https://github.com/sindresorhus/escape-string-regexp
var regEx = new RegExp(
keyword.replace(/[|\\{}()[\]^$+*?.]/g, '\\$&'),
'gi'
);
var indexTitle = -1;
var indexContent = -1;
indexTitle = postTitle ? postTitle.search(regEx) : -1;
indexContent = postContent ? postContent.search(regEx) : -1;
if (indexTitle >= 0 || indexContent >= 0) {
matchesScore += indexTitle >= 0 ? 3 : indexContent >= 0 ? 2 : 0;
if (indexContent < 0) {
indexContent = 0;
}
var start = 0;
var end = 0;
start = indexContent < 11 ? 0 : indexContent - 10;
end = start === 0 ? 70 : indexContent + keyword.length + 60;
if (postContent && end > postContent.length) {
end = postContent.length;
}
var matchContent =
'...' +
escapeHtml(postContent)
.substring(start, end)
.replace(regEx, ("<em class=\"search-keyword\">" + keyword + "</em>")) +
'...';
resultStr += matchContent;
}
});
if (matchesScore > 0) {
var matchingPost = {
title: escapeHtml(postTitle),
content: postContent ? resultStr : '',
url: postUrl,
score: matchesScore,
};
matchingResults.push(matchingPost);
}
}
};
for (var i = 0; i < data.length; i++) loop( i );
return matchingResults.sort(function (r1, r2) { return r2.score - r1.score; });
}
function init(config, vm) {
var isAuto = config.paths === 'auto';
var expireKey = resolveExpireKey(config.namespace);
var indexKey = resolveIndexKey(config.namespace);
var isExpired = localStorage.getItem(expireKey) < Date.now();
INDEXS = JSON.parse(localStorage.getItem(indexKey));
if (isExpired) {
INDEXS = {};
} else if (!isAuto) {
return;
}
var paths = isAuto ? getAllPaths(vm.router) : config.paths;
var len = paths.length;
var count = 0;
paths.forEach(function (path) {
if (INDEXS[path]) {
return count++;
}
Docsify.get(vm.router.getFile(path), false, vm.config.requestHeaders).then(
function (result) {
INDEXS[path] = genIndex(path, result, vm.router, config.depth);
len === ++count && saveData(config.maxAge, expireKey, indexKey);
}
);
});
}
/* eslint-disable no-unused-vars */
var NO_DATA_TEXT = '';
var options;
function style() {
var code = "\n.sidebar {\n padding-top: 0;\n}\n\n.search {\n margin-bottom: 20px;\n padding: 6px;\n border-bottom: 1px solid #eee;\n}\n\n.search .input-wrap {\n display: flex;\n align-items: center;\n}\n\n.search .results-panel {\n display: none;\n}\n\n.search .results-panel.show {\n display: block;\n}\n\n.search input {\n outline: none;\n border: none;\n width: 100%;\n padding: 0 7px;\n line-height: 36px;\n font-size: 14px;\n border: 1px solid transparent;\n}\n\n.search input:focus {\n box-shadow: 0 0 5px var(--theme-color, #42b983);\n border: 1px solid var(--theme-color, #42b983);\n}\n\n.search input::-webkit-search-decoration,\n.search input::-webkit-search-cancel-button,\n.search input {\n -webkit-appearance: none;\n -moz-appearance: none;\n appearance: none;\n}\n.search .clear-button {\n cursor: pointer;\n width: 36px;\n text-align: right;\n display: none;\n}\n\n.search .clear-button.show {\n display: block;\n}\n\n.search .clear-button svg {\n transform: scale(.5);\n}\n\n.search h2 {\n font-size: 17px;\n margin: 10px 0;\n}\n\n.search a {\n text-decoration: none;\n color: inherit;\n}\n\n.search .matching-post {\n border-bottom: 1px solid #eee;\n}\n\n.search .matching-post:last-child {\n border-bottom: 0;\n}\n\n.search p {\n font-size: 14px;\n overflow: hidden;\n text-overflow: ellipsis;\n display: -webkit-box;\n -webkit-line-clamp: 2;\n -webkit-box-orient: vertical;\n}\n\n.search p.empty {\n text-align: center;\n}\n\n.app-name.hide, .sidebar-nav.hide {\n display: none;\n}";
Docsify.dom.style(code);
}
function tpl(defaultValue) {
if ( defaultValue === void 0 ) defaultValue = '';
var html = "<div class=\"input-wrap\">\n <input type=\"search\" value=\"" + defaultValue + "\" aria-label=\"Search text\" />\n <div class=\"clear-button\">\n <svg width=\"26\" height=\"24\">\n <circle cx=\"12\" cy=\"12\" r=\"11\" fill=\"#ccc\" />\n <path stroke=\"white\" stroke-width=\"2\" d=\"M8.25,8.25,15.75,15.75\" />\n <path stroke=\"white\" stroke-width=\"2\"d=\"M8.25,15.75,15.75,8.25\" />\n </svg>\n </div>\n </div>\n <div class=\"results-panel\"></div>\n </div>";
var el = Docsify.dom.create('div', html);
var aside = Docsify.dom.find('aside');
Docsify.dom.toggleClass(el, 'search');
Docsify.dom.before(aside, el);
}
function doSearch(value) {
var $search = Docsify.dom.find('div.search');
var $panel = Docsify.dom.find($search, '.results-panel');
var $clearBtn = Docsify.dom.find($search, '.clear-button');
var $sidebarNav = Docsify.dom.find('.sidebar-nav');
var $appName = Docsify.dom.find('.app-name');
if (!value) {
$panel.classList.remove('show');
$clearBtn.classList.remove('show');
$panel.innerHTML = '';
if (options.hideOtherSidebarContent) {
$sidebarNav.classList.remove('hide');
$appName.classList.remove('hide');
}
return;
}
var matchs = search(value);
var html = '';
matchs.forEach(function (post) {
html += "<div class=\"matching-post\">\n<a href=\"" + (post.url) + "\">\n<h2>" + (post.title) + "</h2>\n<p>" + (post.content) + "</p>\n</a>\n</div>";
});
$panel.classList.add('show');
$clearBtn.classList.add('show');
$panel.innerHTML = html || ("<p class=\"empty\">" + NO_DATA_TEXT + "</p>");
if (options.hideOtherSidebarContent) {
$sidebarNav.classList.add('hide');
$appName.classList.add('hide');
}
}
function bindEvents() {
var $search = Docsify.dom.find('div.search');
var $input = Docsify.dom.find($search, 'input');
var $inputWrap = Docsify.dom.find($search, '.input-wrap');
var timeId;
/**
Prevent to Fold sidebar.
When searching on the mobile end,
the sidebar is collapsed when you click the INPUT box,
making it impossible to search.
*/
Docsify.dom.on(
$search,
'click',
function (e) { return ['A', 'H2', 'P', 'EM'].indexOf(e.target.tagName) === -1 &&
e.stopPropagation(); }
);
Docsify.dom.on($input, 'input', function (e) {
clearTimeout(timeId);
timeId = setTimeout(function (_) { return doSearch(e.target.value.trim()); }, 100);
});
Docsify.dom.on($inputWrap, 'click', function (e) {
// Click input outside
if (e.target.tagName !== 'INPUT') {
$input.value = '';
doSearch();
}
});
}
function updatePlaceholder(text, path) {
var $input = Docsify.dom.getNode('.search input[type="search"]');
if (!$input) {
return;
}
if (typeof text === 'string') {
$input.placeholder = text;
} else {
var match = Object.keys(text).filter(function (key) { return path.indexOf(key) > -1; })[0];
$input.placeholder = text[match];
}
}
function updateNoData(text, path) {
if (typeof text === 'string') {
NO_DATA_TEXT = text;
} else {
var match = Object.keys(text).filter(function (key) { return path.indexOf(key) > -1; })[0];
NO_DATA_TEXT = text[match];
}
}
function updateOptions(opts) {
options = opts;
}
function init$1(opts, vm) {
var keywords = vm.router.parse().query.s;
updateOptions(opts);
style();
tpl(keywords);
bindEvents();
keywords && setTimeout(function (_) { return doSearch(keywords); }, 500);
}
function update(opts, vm) {
updateOptions(opts);
updatePlaceholder(opts.placeholder, vm.route.path);
updateNoData(opts.noData, vm.route.path);
}
/* eslint-disable no-unused-vars */
var CONFIG = {
placeholder: 'Type to search',
noData: 'No Results!',
paths: 'auto',
depth: 2,
maxAge: 86400000, // 1 day
hideOtherSidebarContent: false,
namespace: undefined,
};
var install = function(hook, vm) {
var util = Docsify.util;
var opts = vm.config.search || CONFIG;
if (Array.isArray(opts)) {
CONFIG.paths = opts;
} else if (typeof opts === 'object') {
CONFIG.paths = Array.isArray(opts.paths) ? opts.paths : 'auto';
CONFIG.maxAge = util.isPrimitive(opts.maxAge) ? opts.maxAge : CONFIG.maxAge;
CONFIG.placeholder = opts.placeholder || CONFIG.placeholder;
CONFIG.noData = opts.noData || CONFIG.noData;
CONFIG.depth = opts.depth || CONFIG.depth;
CONFIG.hideOtherSidebarContent =
opts.hideOtherSidebarContent || CONFIG.hideOtherSidebarContent;
CONFIG.namespace = opts.namespace || CONFIG.namespace;
}
var isAuto = CONFIG.paths === 'auto';
hook.mounted(function (_) {
init$1(CONFIG, vm);
!isAuto && init(CONFIG, vm);
});
hook.doneEach(function (_) {
update(CONFIG, vm);
isAuto && init(CONFIG, vm);
});
};
$docsify.plugins = [].concat(install, $docsify.plugins);
}());