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| const cheerio = require('cheerio')
const moment = require('moment')
const fetch = require('node-fetch')
hexo.extend.filter.register('after_render:html', async function (locals) {
const $ = cheerio.load(locals)
const map = $('#map-chart')
const trend = $('#trends-chart')
const source = $('#sources-chart')
let htmlEncode = false
if (map.length > 0 || trend.length > 0 || source.length > 0) {
if (map.length > 0 && $('#mapChart').length === 0) {
map.after(await mapChart())
}
if (trend.length > 0 && $('#trendsChart').length === 0) {
trend.after(await trendsChart())
}
if (source.length > 0 && $('#sourcesChart').length === 0) {
source.after(await sourcesChart())
}
if (htmlEncode) {
return $.root().html().replace(/&#/g, '&#')
} else {
return $.root().html()
}
} else {
return locals
}
}, 15)
const startDate = '20210101'
const endDate = moment().format('YYYYMMDD')
const accessToken = '121.c644d8c4*****'
const siteId = '16****'
const dataUrl = 'https://openapi.baidu.com/rest/2.0/tongji/report/getData?access_token=' + accessToken + '&site_id=' + siteId;
const metrics = 'pv_count'
const metricsName = (metrics === 'pv_count' ? '访问次数' : (metrics === 'visitor_count' ? '访客数' : ''))
function mapChart () {
return new Promise(resolve => {
const paramUrl = '&start_date=' + startDate + '&end_date=' + endDate + '&metrics=' + metrics + '&method=overview/getDistrictRpt';
fetch(dataUrl + paramUrl).then(data => data.json()).then(data => {
let monthArr = [];
let mapName = data.result.items[0]
let mapValue = data.result.items[1]
let mapArr = []
let max = mapValue[0][0]
for (let i = 0; i < mapName.length; i++) {
mapArr.push({ name: mapName[i][0], value: mapValue[i][0] })
}
const mapArrJson = JSON.stringify(mapArr)
resolve(`
<script id="mapChart">
var color = document.documentElement.getAttribute('data-theme') === 'light' ? '#4c4948' : 'rgba(255,255,255,0.7)'
var mapChart = echarts.init(document.getElementById('map-chart'), 'light');
var mapOption = {
title: {
text: '博客访问来源地图',
x: 'center',
textStyle: {
color: color
}
},
tooltip: {
trigger: 'item'
},
visualMap: {
min: 0,
max: ${max},
left: 'left',
top: 'bottom',
text: ['高','低'],
color: ['#37a2da', '#92d0f9'],
textStyle: {
color: color
},
calculable: true
},
series: [{
name: '${metricsName}',
type: 'map',
mapType: 'china',
showLegendSymbol: false,
label: {
normal: {
show: false
},
emphasis: {
show: true,
color: '#617282'
}
},
itemStyle: {
normal: {
areaColor: 'rgb(230, 232, 234)',
borderColor: 'rgb(255, 255, 255)',
borderWidth: 1
},
emphasis: {
areaColor: 'gold'
}
},
data: ${mapArrJson}
}]
};
mapChart.setOption(mapOption);
window.addEventListener("resize", () => {
mapChart.resize();
});
</script>`);
}).catch(function (error) {
console.log(error);
});
})
}
function trendsChart () {
return new Promise(resolve => {
const paramUrl = '&start_date=' + startDate + '&end_date=' + endDate + '&metrics=' + metrics + '&method=trend/time/a&gran=month'
fetch(dataUrl + paramUrl).then(data => data.json()).then(data => {
const monthValueArr = []
const monthName = data.result.items[0]
const monthValue = data.result.items[1]
for (let i = monthName.length - 1; i >= 0; i--) {
monthArr.push(monthName[i][0].substring(0, 7).replace('/', '-'))
monthValueArr.push(monthValue[i][0] !== '--' ? monthValue[i][0] : 0)
}
const monthArrJson = JSON.stringify(monthArr)
const monthValueArrJson = JSON.stringify(monthValueArr)
resolve(`
<script id="trendsChart">
var color = document.documentElement.getAttribute('data-theme') === 'light' ? '#4c4948' : 'rgba(255,255,255,0.7)'
var trendsChart = echarts.init(document.getElementById('trends-chart'), 'light');
var trendsOption = {
title: {
text: '博客访问统计图',
x: 'center',
textStyle: {
color: color
}
},
tooltip: {
trigger: 'axis'
},
xAxis: {
name: '日期',
type: 'category',
boundaryGap: false,
nameTextStyle: {
color: color
},
axisTick: {
show: false
},
axisLabel: {
show: true,
color: color
},
axisLine: {
show: true,
lineStyle: {
color: color
}
},
data: ${monthArrJson}
},
yAxis: {
name: '${metricsName}',
type: 'value',
nameTextStyle: {
color: color
},
splitLine: {
show: false
},
axisTick: {
show: false
},
axisLabel: {
show: true,
color: color
},
axisLine: {
show: true,
lineStyle: {
color: color
}
}
},
series: [{
name: '${metricsName}',
type: 'line',
smooth: true,
lineStyle: {
width: 0
},
showSymbol: false,
itemStyle: {
opacity: 1,
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: 'rgba(128, 255, 165)'
},
{
offset: 1,
color: 'rgba(1, 191, 236)'
}])
},
areaStyle: {
opacity: 1,
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: 'rgba(128, 255, 165)'
}, {
offset: 1,
color: 'rgba(1, 191, 236)'
}])
},
data: ${monthValueArrJson},
markLine: {
data: [{
name: '平均值',
type: 'average',
label: {
color: color
}
}]
}
}]
};
trendsChart.setOption(trendsOption);
window.addEventListener("resize", () => {
trendsChart.resize();
});
</script>`)
}).catch(function (error) {
console.log(error);
});
})
}
function sourcesChart () {
return new Promise(resolve => {
const paramUrl = '&start_date=' + startDate + '&end_date=' + endDate + '&metrics=' + metrics + '&method=source/all/a';
fetch(dataUrl + paramUrl).then(data => data.json()).then(data => {
monthArr = [];
let sourcesName = data.result.items[0]
let sourcesValue = data.result.items[1]
let sourcesArr = []
for (let i = 0; i < sourcesName.length; i++) {
sourcesArr.push({ name: sourcesName[i][0].name, value: sourcesValue[i][0] })
}
const sourcesArrJson = JSON.stringify(sourcesArr)
resolve(`
<script id="sourcesChart">
var color = document.documentElement.getAttribute('data-theme') === 'light' ? '#4c4948' : 'rgba(255,255,255,0.7)'
var sourcesChart = echarts.init(document.getElementById('sources-chart'), 'light');
var sourcesOption = {
title: {
text: '博客访问来源统计图',
x: 'center',
textStyle: {
color: color
}
},
legend: {
top: 'bottom',
textStyle: {
color: color
}
},
tooltip: {
trigger: 'item',
formatter: "{a} <br/>{b} : {c} ({d}%)"
},
series: [{
name: '${metricsName}',
type: 'pie',
radius: [30, 80],
center: ['50%', '50%'],
roseType: 'area',
label: {
color: color,
formatter: "{b} : {c} ({d}%)"
},
data: ${sourcesArrJson},
itemStyle: {
emphasis: {
shadowBlur: 10,
shadowOffsetX: 0,
shadowColor: 'rgba(255, 255, 255, 0.5)'
}
}
}]
};
sourcesChart.setOption(sourcesOption);
window.addEventListener("resize", () => {
sourcesChart.resize();
});
</script>`);
}).catch(function (error) {
console.log(error);
});
})
}
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