blog/maps/local-search.min.js.map

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searchEscape(keyword) {\r\n    const htmlEntityMap = {\r\n        '&': '&amp;',\r\n        '<': '&lt;',\r\n        '>': '&gt;',\r\n        '\"': '&quot;',\r\n        '\\'': '&#39;',\r\n        '/': '&#x2F;'\r\n    };\r\n\r\n    return keyword.replace(/[&<>\"'/]/g, function (i) {\r\n        return htmlEntityMap[i];\r\n    });\r\n}\r\n\r\nfunction regEscape(keyword) {\r\n    const regEntityMap = {\r\n        '{': '\\\\\\{',\r\n        '}': '\\\\\\}',\r\n        '[': '\\\\\\[',\r\n        ']': '\\\\\\]',\r\n        '(': '\\\\\\(',\r\n        ')': '\\\\\\)',\r\n        '?': '\\\\\\?',\r\n        '*': '\\\\\\*',\r\n        '.': '\\\\\\.',\r\n        '+': '\\\\\\+',\r\n        '^': '\\\\\\^',\r\n        '$': '\\\\\\$'\r\n    };\r\n\r\n    return keyword.replace(/[\\{\\}\\[\\]\\(\\)\\?\\*\\.\\+\\^\\$]/g, function (i) {\r\n        return regEntityMap[i];\r\n    });\r\n}\r\n\r\nfunction getParam(reqParam) {\r\n    // 获取参数\r\n    reqParam = reqParam.replace(/[\\[]/, \"\\\\\\[\").replace(/[\\]]/, \"\\\\\\]\");\r\n    const paraReg = new RegExp('[\\\\?&]' + reqParam + '=([^&#]*)');\r\n    const results = paraReg.exec(window.location);\r\n    return results === null ? '' : decodeURIComponent(results[1].replace(/\\+/g, ' '));\r\n}\r\n\r\nfunction setNotice(type, info) {\r\n    const searchInfo = document.getElementById('kr-search-notice');\r\n    searchInfo.className = 'alert alert-' + type;\r\n    searchInfo.innerText = info;\r\n}\r\n\r\nfunction clearPosts() {\r\n    const resultSectionElement = document.getElementById('result-posts');\r\n    resultSectionElement.innerHTML = '';\r\n}\r\n\r\nfunction createPosts(resArr) {\r\n    const resultSectionElement = document.getElementById('result-posts');\r\n    let resultString = '';\r\n\r\n    resArr.forEach((resInfo)=>{\r\n        const pageInfo = resInfo[0];\r\n        let pageTags = '';\r\n        pageInfo.tags.forEach((tag, i)=>{\r\n            pageTags += i ? ', ' : '';\r\n            const postTagTemplate = `<a class=\"tag-link\" href=\"${tag[1]}\" rel=\"tag\">${tag[0]}</a>`;\r\n            pageTags += postTagTemplate;\r\n        });\r\n        const postTemplate = `\r\n        <article class=\"kratos-hentry clearfix\">\r\n            <div class=\"kratos-entry-border-new clearfix\">\r\n                <div class=\"kratos-post-inner-new kr-search-result\">\r\n                    <header class=\"kratos-entry-header-new\">\r\n                        ${ pageInfo.category[0]!=='undefined' ? `<a class=\"label-link\" href=\"${pageInfo.category[1]}\">${pageInfo.category[0]}</a>` : '' }\r\n                        <h2 class=\"kratos-entry-title-new\"><a href=\"${pageInfo.link}\">${pageInfo.title}</a></h2>\r\n                    </header>\r\n                    <div class=\"kratos-entry-content-new\">\r\n                        <p>...${pageInfo.content}...</p>\r\n                    </div>\r\n                </div>\r\n                <div class=\"kratos-post-meta-new\">\r\n                    <span class=\"pull-left\">\r\n                        <a><i class=\"fa fa-calendar\"></i></a><a>${pageInfo.date}</a>\r\n                        <a><i class=\"fa fa-tags\"></i></a>\r\n                        ${pageTags}\r\n                    </span>\r\n                </div>\r\n            </div>\r\n        </article>\r\n        `;\r\n\r\n        resultString += postTemplate;\r\n    });\r\n    resultSectionElement.innerHTML = resultString;\r\n}\r\n\r\nfunction loadDataSearch(searchDataFile, skeys) {\r\n    fetch(searchDataFile)\r\n        .then((res)=>{\r\n            setNotice('success', '文件加载完成，开始搜索啦~');\r\n            if (typeof NProgress !== 'undefined') {\r\n                NProgress.inc();\r\n            }\r\n            return res.json();\r\n        })\r\n        .then((datas)=>{\r\n            const startTime = performance.now();\r\n            let resultArray = [];\r\n            let resultCount = 0;\r\n            let keywords = skeys.trim().toLowerCase().split(/\\s/);\r\n\r\n            datas.forEach((data)=>{\r\n                if (typeof data.title === 'undefined' || typeof data.content === 'undefined') {\r\n                    return;\r\n                }\r\n\r\n                // 开始匹配\r\n                let matched = false;\r\n\r\n                const dataTitle      = data.title.trim().toLowerCase();\r\n                const dataContent    = data.content ? data.content.trim().replace(/<[^>]+>/g, '').toLowerCase() : '';\r\n                let   dataWeight     = 0;\r\n\r\n                let indexs = {};\r\n                indexs.title        = -1;\r\n                indexs.content      = -1;\r\n                indexs.firstOccur   = -1;\r\n                indexs.lastOccur    = -1;\r\n                const halfLenth = 100;\r\n\r\n                if (dataTitle) {\r\n                    keywords.forEach((keyword)=>{\r\n                        indexs.title = dataTitle.indexOf(keyword);\r\n                        indexs.content = dataContent.indexOf(keyword);\r\n                        if (indexs.title !== -1 || indexs.content !== -1) {\r\n                            matched = true;\r\n                            if (indexs.content !== -1) {\r\n                                if (indexs.firstOccur > indexs.content || indexs.firstOccur === -1) {\r\n                                    indexs.firstOccur = indexs.content;\r\n                                }\r\n                                if (indexs.lastOccur < indexs.content) {\r\n                                    indexs.lastOccur = indexs.content;\r\n                                }\r\n                            } else {\r\n                                //命中 title，但正文 conten 未命中时\r\n                                indexs.firstOccur = halfLenth;\r\n                                indexs.lastOccur = 0;\r\n                            }\r\n                            dataWeight += indexs.title   !== -1 ? 2 : 0;\r\n                            dataWeight += indexs.content !== -1 ? 1 : 0;\r\n                            resultCount++;\r\n                        }\r\n                    });\r\n                }\r\n\r\n                // 设置高亮\r\n                if (matched) {\r\n                    let tPage = {};\r\n                    tPage.title = data.title;\r\n                    tPage.date = new Date(data.date).toLocaleDateString();\r\n                    tPage.tags = data.tags || [];\r\n                    tPage.category = data.categories[0] || [];\r\n                    tPage.link = data.url;\r\n                    keywords.forEach((keyword)=>{\r\n                        const regS = new RegExp(regEscape(keyword) + '(?!>)', 'gi');\r\n                        tPage.title = tPage.title.replace(regS, '<m>$&</m>');\r\n                    });\r\n                    if (indexs.firstOccur >= 0) {\r\n                        //const halfLenth = 100;\r\n                        let start = indexs.firstOccur - halfLenth;\r\n                        let end   = indexs.lastOccur + halfLenth;\r\n                        if (start < 0) {\r\n                            start = 0;\r\n                        }\r\n                        if (start === 0) {\r\n                            end = halfLenth * 2;\r\n                        }\r\n                        if (end > dataContent.length) {\r\n                            end = dataContent.length;\r\n                        }\r\n                        tPage.content = dataContent.substr(start, end-start);\r\n                        keywords.forEach((keyword)=>{\r\n                            const regS = new RegExp(regEscape(keyword) + '(?!>)', 'gi');\r\n                            tPage.content = tPage.content.replace(regS, '<m>$&</m>');\r\n                        });\r\n                    }\r\n                    resultArray.push([tPage, dataWeight]);\r\n                }\r\n\r\n            });\r\n            if (resultCount !== 0) {\r\n                const finishTime = performance.now();\r\n                setNotice('success', '找到 ' + resultCount + ' 条搜索结果，用时 ' + Math.round((finishTime - startTime)*100)/100 + ' 毫秒~');\r\n                resultArray.sort((a, b)=>{\r\n                    return b[1] - a[1];\r\n                });\r\n                createPosts(resultArray);\r\n            } else {\r\n                setNotice('danger', '什么都没有找到欸...');\r\n                clearPosts();\r\n            }\r\n            if (typeof NProgress !== 'undefined') {\r\n                NProgress.done();\r\n            }\r\n        })\r\n        .catch((error)=>{\r\n            setNotice('danger', '错误 : ' + error);\r\n        });\r\n}\r\n\r\nfunction keySearch(skeys) {\r\n    // 设置搜索提示\r\n    setNotice('info', '正在加载搜索文件...');\r\n\r\n    // 启动进度条\r\n    if (typeof NProgress !== 'undefined') {\r\n        NProgress.start();\r\n    }\r\n\r\n    // 加载数据并搜索\r\n    loadDataSearch(searchDataFile, searchEscape(skeys));\r\n}\r\n\r\nfunction inpSearch() {\r\n    // 单击按钮检索\r\n    const skeys = document.getElementById('search-input').value;\r\n    // 更新URL\r\n    window.history.pushState({},0,window.location.href.split('?')[0]+'?s=' + skeys.replace(/\\s/g, '+'));\r\n    // 开始搜索\r\n    keySearch(skeys);\r\n    return false;\r\n}\r\n\r\n(()=>{\r\n    const skeys = getParam('s');\r\n    if (skeys !== '') {\r\n        // 存在关键词，把搜索词放到输入框里面\r\n        document.getElementById('search-input').value = skeys;\r\n        // 开始搜索\r\n        keySearch(skeys);\r\n    }\r\n})();"]}