117 lines
4.8 KiB
JavaScript
117 lines
4.8 KiB
JavaScript
const { art, json, rss3Ums } = require('@/utils/render');
|
|
const path = require('path');
|
|
const config = require('@/config').value;
|
|
const typeRegex = /\.(atom|rss|ums|debug\.json|json|\d+\.debug\.html)$/;
|
|
const { collapseWhitespace, convertDateToISO8601 } = require('@/utils/common-utils');
|
|
|
|
module.exports = async (ctx, next) => {
|
|
if (ctx.headers['user-agent'] && ctx.headers['user-agent'].includes('Reeder')) {
|
|
ctx.request.path = ctx.request.path.replace(/.com$/, '');
|
|
}
|
|
|
|
ctx.state.type = ctx.request.path.match(typeRegex) || ['', ''];
|
|
ctx.request.path = ctx.request.path.replace(typeRegex, '');
|
|
|
|
await next();
|
|
|
|
const outputType = ctx.state.type[1] || 'rss';
|
|
|
|
// only enable when debugInfo=true
|
|
if (config.debugInfo) {
|
|
if (outputType === 'debug.json') {
|
|
ctx.set({
|
|
'Content-Type': 'application/json; charset=UTF-8',
|
|
});
|
|
ctx.body = ctx.state.json ? JSON.stringify(ctx.state.json, null, 4) : JSON.stringify({ message: 'plugin does not set debug json' });
|
|
}
|
|
|
|
if (outputType.endsWith('.debug.html')) {
|
|
ctx.set({
|
|
'Content-Type': 'text/html; charset=UTF-8',
|
|
});
|
|
|
|
const index = Number.parseInt(outputType.match(/(\d+)\.debug\.html$/)[1]);
|
|
ctx.body = ctx.state.data && ctx.state.data.item && ctx.state.data.item[index] ? ctx.state.data.item[index].description : `ctx.state.data.item[${index}] not found`;
|
|
}
|
|
}
|
|
|
|
if (!ctx.body) {
|
|
const templateName = outputType === 'atom' ? 'atom.art' : 'rss.art';
|
|
const template = path.resolve(__dirname, `../views/${templateName}`);
|
|
|
|
if (ctx.state.data) {
|
|
const collapseWhitespaceForProperties = (properties, obj) => {
|
|
for (const prop of properties) {
|
|
if (obj[prop]) {
|
|
obj[prop] = collapseWhitespace(obj[prop]);
|
|
}
|
|
}
|
|
};
|
|
|
|
collapseWhitespaceForProperties(['title', 'subtitle', 'author'], ctx.state.data);
|
|
|
|
if (ctx.state.data.item) {
|
|
for (const item of ctx.state.data.item) {
|
|
if (item.title) {
|
|
item.title = collapseWhitespace(item.title);
|
|
// trim title length
|
|
for (let length = 0, i = 0; i < item.title.length; i++) {
|
|
length += Buffer.from(item.title[i]).length === 1 ? 1 : 2;
|
|
if (length > config.titleLengthLimit) {
|
|
item.title = `${item.title.slice(0, i)}...`;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (typeof item.author === 'string') {
|
|
item.author = collapseWhitespace(item.author);
|
|
} else if (typeof item.author === 'object' && item.author !== null) {
|
|
for (const a of item.author) {
|
|
a.name = collapseWhitespace(a.name);
|
|
}
|
|
if (outputType !== 'json') {
|
|
item.author = item.author.map((a) => a.name).join(', ');
|
|
}
|
|
}
|
|
|
|
if (item.itunes_duration && ((typeof item.itunes_duration === 'string' && !item.itunes_duration.includes(':')) || (typeof item.itunes_duration === 'number' && !isNaN(item.itunes_duration)))) {
|
|
item.itunes_duration = +item.itunes_duration;
|
|
item.itunes_duration =
|
|
Math.floor(item.itunes_duration / 3600) + ':' + (Math.floor((item.itunes_duration % 3600) / 60) / 100).toFixed(2).slice(-2) + ':' + (((item.itunes_duration % 3600) % 60) / 100).toFixed(2).slice(-2);
|
|
}
|
|
|
|
if (outputType !== 'rss') {
|
|
item.pubDate = convertDateToISO8601(item.pubDate);
|
|
item.updated = convertDateToISO8601(item.updated);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
const currentDate = new Date();
|
|
const data = {
|
|
lastBuildDate: currentDate.toUTCString(),
|
|
updated: currentDate.toISOString(),
|
|
ttl: Math.trunc(config.cache.routeExpire / 60),
|
|
atomlink: ctx.request.href,
|
|
...ctx.state.data,
|
|
};
|
|
|
|
if (config.isPackage) {
|
|
ctx.body = data;
|
|
return;
|
|
}
|
|
|
|
if (outputType === 'ums') {
|
|
ctx.set({ 'Content-Type': 'application/json; charset=UTF-8' });
|
|
ctx.body = rss3Ums(data);
|
|
} else if (outputType === 'json') {
|
|
ctx.set({ 'Content-Type': 'application/feed+json; charset=UTF-8' });
|
|
ctx.body = json(data);
|
|
} else {
|
|
ctx.body = art(template, data);
|
|
}
|
|
}
|
|
};
|