2013-05-11 20:44:25 +04:00
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/**
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* Main controller for Ghost frontend
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*/
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/*global require, module */
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2014-01-01 19:27:39 +04:00
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var moment = require('moment'),
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RSS = require('rss'),
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2014-02-05 12:40:30 +04:00
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_ = require('lodash'),
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2014-01-01 19:27:39 +04:00
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url = require('url'),
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when = require('when'),
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2014-02-02 09:29:07 +04:00
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Route = require('express').Route,
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2014-01-01 19:27:39 +04:00
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api = require('../api'),
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config = require('../config'),
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errors = require('../errorHandling'),
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filters = require('../../server/filters'),
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2013-05-11 20:44:25 +04:00
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2014-02-02 09:29:07 +04:00
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frontendControllers,
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// Cache static post permalink regex
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staticPostPermalink = new Route(null, '/:slug/:edit?');
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2014-02-13 07:26:56 +04:00
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function getPostPage(options) {
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return api.settings.read('postsPerPage').then(function (postPP) {
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var postsPerPage = parseInt(postPP.value, 10);
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// No negative posts per page, must be number
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if (!isNaN(postsPerPage) && postsPerPage > 0) {
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options.limit = postsPerPage;
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}
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return api.posts.browse(options);
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}).then(function (page) {
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// A bit of a hack for situations with no content.
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if (page.pages === 0) {
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page.pages = 1;
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}
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return page;
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});
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}
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function formatPageResponse(posts, page) {
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return {
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posts: posts,
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pagination: {
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page: page.page,
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prev: page.prev,
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next: page.next,
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limit: page.limit,
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total: page.total,
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pages: page.pages
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}
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};
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}
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function handleError(next) {
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return function (err) {
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var e = new Error(err.message);
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e.status = err.errorCode;
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return next(e);
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};
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}
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2013-05-11 20:44:25 +04:00
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2013-06-25 15:43:15 +04:00
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frontendControllers = {
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2013-09-17 04:54:36 +04:00
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'homepage': function (req, res, next) {
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2013-12-06 12:51:35 +04:00
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// Parse the page number
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var pageParam = req.params.page !== undefined ? parseInt(req.params.page, 10) : 1,
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2014-02-13 07:26:56 +04:00
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options = {
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page: pageParam
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};
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2013-08-20 06:18:39 +04:00
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2014-01-03 04:37:21 +04:00
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// No negative pages, or page 1
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if (isNaN(pageParam) || pageParam < 1 || (pageParam === 1 && req.route.path === '/page/:page/')) {
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2014-01-05 10:40:53 +04:00
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return res.redirect(config().paths.subdir + '/');
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2014-01-03 04:37:21 +04:00
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}
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2014-02-13 07:26:56 +04:00
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return getPostPage(options).then(function (page) {
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2013-09-06 06:09:47 +04:00
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2014-02-13 07:26:56 +04:00
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// If page is greater than number of pages we have, redirect to last page
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if (pageParam > page.pages) {
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return res.redirect(page.pages === 1 ? config().paths.subdir + '/' : (config().paths.subdir + '/page/' + page.pages + '/'));
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2013-12-06 12:51:35 +04:00
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}
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2014-02-13 07:26:56 +04:00
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// Render the page of posts
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filters.doFilter('prePostsRender', page.posts).then(function (posts) {
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res.render('index', formatPageResponse(posts, page));
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});
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}).otherwise(handleError(next));
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},
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'tag': function (req, res, next) {
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// Parse the page number
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var pageParam = req.params.page !== undefined ? parseInt(req.params.page, 10) : 1,
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options = {
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page: pageParam,
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tag: req.params.slug
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};
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// Get url for tag page
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function tagUrl(tag, page) {
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var url = config().paths.subdir + '/tag/' + tag + '/';
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if (page && page > 1) {
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url += 'page/' + page + '/';
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2013-08-21 18:05:17 +04:00
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}
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2014-02-13 07:26:56 +04:00
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return url;
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}
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// No negative pages, or page 1
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if (isNaN(pageParam) || pageParam < 1 || (req.params.page !== undefined && pageParam === 1)) {
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return res.redirect(tagUrl(options.tag));
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}
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return getPostPage(options).then(function (page) {
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2013-08-18 21:41:55 +04:00
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// If page is greater than number of pages we have, redirect to last page
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2014-02-13 07:26:56 +04:00
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if (pageParam > page.pages) {
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return res.redirect(tagUrl(options.tag, page.pages));
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2013-08-18 21:41:55 +04:00
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}
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// Render the page of posts
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2013-11-28 06:45:01 +04:00
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filters.doFilter('prePostsRender', page.posts).then(function (posts) {
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2014-02-13 07:26:56 +04:00
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api.settings.read('activeTheme').then(function (activeTheme) {
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var paths = config().paths.availableThemes[activeTheme.value],
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view = paths.hasOwnProperty('tag') ? 'tag' : 'index',
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// Format data for template
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response = _.extend(formatPageResponse(posts, page), {
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tag: page.aspect.tag
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});
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res.render(view, response);
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});
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2013-05-11 20:44:25 +04:00
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});
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2014-02-13 07:26:56 +04:00
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}).otherwise(handleError(next));
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2013-06-25 15:43:15 +04:00
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},
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2013-09-17 04:54:36 +04:00
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'single': function (req, res, next) {
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2014-02-02 09:29:07 +04:00
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var path = req.path,
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params,
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editFormat,
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usingStaticPermalink = false;
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api.settings.read('permalinks').then(function (permalink) {
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editFormat = permalink.value[permalink.value.length - 1] === '/' ? ':edit?' : '/:edit?';
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// Convert saved permalink into an express Route object
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permalink = new Route(null, permalink.value + editFormat);
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// Check if the path matches the permalink structure.
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//
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// If there are no matches found we then
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// need to verify it's not a static post,
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// and test against that permalink structure.
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if (permalink.match(path) === false) {
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// If there are still no matches then return.
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if (staticPostPermalink.match(path) === false) {
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// Throw specific error
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// to break out of the promise chain.
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throw new Error('no match');
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}
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permalink = staticPostPermalink;
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usingStaticPermalink = true;
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}
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params = permalink.params;
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// Sanitize params we're going to use to lookup the post.
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var postLookup = _.pick(permalink.params, 'slug', 'id');
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// Query database to find post
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return api.posts.read(postLookup);
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}).then(function (post) {
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if (!post) {
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return next();
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}
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2013-12-30 11:03:29 +04:00
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function render() {
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2014-01-20 01:08:39 +04:00
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// If we're ready to render the page but the last param is 'edit' then we'll send you to the edit page.
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2014-02-02 09:29:07 +04:00
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if (params.edit !== undefined) {
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2014-01-05 10:40:53 +04:00
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return res.redirect(config().paths.subdir + '/ghost/editor/' + post.id + '/');
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2014-01-03 08:32:31 +04:00
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}
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2013-11-28 06:45:01 +04:00
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filters.doFilter('prePostsRender', post).then(function (post) {
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2013-12-06 12:51:35 +04:00
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api.settings.read('activeTheme').then(function (activeTheme) {
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2014-01-05 10:40:53 +04:00
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var paths = config().paths.availableThemes[activeTheme.value],
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2014-02-09 01:16:58 +04:00
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view = post.page && paths.hasOwnProperty('page.hbs') ? 'page' : 'post';
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2013-12-30 11:03:29 +04:00
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res.render(view, {post: post});
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2013-12-06 12:51:35 +04:00
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});
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2013-09-17 04:54:36 +04:00
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});
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}
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2014-02-02 09:29:07 +04:00
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// If we've checked the path with the static permalink structure
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// then the post must be a static post.
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// If it is not then we must return.
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if (usingStaticPermalink) {
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if (post.page === 1) {
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return render();
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}
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2013-12-30 11:03:29 +04:00
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2014-01-01 19:27:39 +04:00
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return next();
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}
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2014-02-02 09:29:07 +04:00
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// If there is any date based paramter in the slug
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// we will check it against the post published date
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// to verify it's correct.
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if (params.year || params.month || params.day) {
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var slugDate = [],
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slugFormat = [];
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if (params.year) {
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slugDate.push(params.year);
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slugFormat.push('YYYY');
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}
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if (params.month) {
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slugDate.push(params.month);
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slugFormat.push('MM');
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}
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if (params.day) {
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slugDate.push(params.day);
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slugFormat.push('DD');
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}
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2013-12-30 11:03:29 +04:00
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2014-02-02 09:29:07 +04:00
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slugDate = slugDate.join('/');
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slugFormat = slugFormat.join('/');
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if (slugDate === moment(post.published_at).format(slugFormat)) {
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2013-12-30 11:03:29 +04:00
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return render();
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}
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2014-02-02 09:29:07 +04:00
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return next();
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}
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2013-12-30 11:03:29 +04:00
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2014-02-02 09:29:07 +04:00
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render();
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2013-12-30 11:03:29 +04:00
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2013-09-17 04:54:36 +04:00
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}).otherwise(function (err) {
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2014-02-02 09:29:07 +04:00
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// If we've thrown an error message
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// of 'no match' then we found
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// no path match.
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if (err.message === 'no match') {
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return next();
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}
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2014-02-13 07:26:56 +04:00
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return handleError(next)(err);
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2013-06-25 15:43:15 +04:00
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});
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2013-08-28 02:31:43 +04:00
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},
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2013-09-17 04:54:36 +04:00
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'rss': function (req, res, next) {
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2013-08-28 02:31:43 +04:00
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// Initialize RSS
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2014-01-03 04:37:21 +04:00
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var pageParam = req.params.page !== undefined ? parseInt(req.params.page, 10) : 1,
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2013-09-16 15:11:17 +04:00
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feed;
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2014-01-03 04:37:21 +04:00
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// No negative pages, or page 1
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if (isNaN(pageParam) || pageParam < 1 || (pageParam === 1 && req.route.path === '/rss/:page/')) {
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2014-01-05 10:40:53 +04:00
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return res.redirect(config().paths.subdir + '/rss/');
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2014-01-03 04:37:21 +04:00
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}
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2014-01-20 01:08:39 +04:00
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// TODO: needs refactor for multi user to not use first user as default
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2014-01-03 04:37:21 +04:00
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return when.settle([
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2013-12-06 12:51:35 +04:00
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api.users.read({id : 1}),
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api.settings.read('title'),
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2014-01-03 04:37:21 +04:00
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api.settings.read('description'),
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api.settings.read('permalinks')
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2013-12-30 05:03:30 +04:00
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]).then(function (result) {
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var user = result[0].value,
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title = result[1].value.value,
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2014-01-03 04:37:21 +04:00
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description = result[2].value.value,
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permalinks = result[3].value,
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2014-01-05 10:40:53 +04:00
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siteUrl = config.urlFor('home', null, true),
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feedUrl = config.urlFor('rss', null, true);
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2013-12-30 05:03:30 +04:00
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2013-09-02 05:29:56 +04:00
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feed = new RSS({
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2013-12-06 12:51:35 +04:00
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title: title,
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description: description,
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2013-09-14 15:12:27 +04:00
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generator: 'Ghost v' + res.locals.version,
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2014-01-03 04:37:21 +04:00
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feed_url: feedUrl,
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2013-09-02 05:29:56 +04:00
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site_url: siteUrl,
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ttl: '60'
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2013-09-16 15:11:17 +04:00
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});
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2013-08-28 02:31:43 +04:00
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2014-01-03 04:37:21 +04:00
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return api.posts.browse({page: pageParam}).then(function (page) {
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2013-12-29 04:15:14 +04:00
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var maxPage = page.pages,
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feedItems = [];
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2013-09-16 15:11:17 +04:00
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// A bit of a hack for situations with no content.
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if (maxPage === 0) {
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maxPage = 1;
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page.pages = 1;
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}
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// If page is greater than number of pages we have, redirect to last page
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if (pageParam > maxPage) {
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2014-01-05 10:40:53 +04:00
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return res.redirect(config().paths.subdir + '/rss/' + maxPage + '/');
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2013-09-16 15:11:17 +04:00
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}
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2013-11-28 06:45:01 +04:00
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filters.doFilter('prePostsRender', page.posts).then(function (posts) {
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2013-09-16 15:11:17 +04:00
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posts.forEach(function (post) {
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2014-01-03 04:37:21 +04:00
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var deferred = when.defer(),
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item = {
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title: _.escape(post.title),
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guid: post.uuid,
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2014-01-05 10:40:53 +04:00
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url: config.urlFor('post', {post: post, permalinks: permalinks}, true),
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2014-01-03 04:37:21 +04:00
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date: post.published_at,
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2014-02-05 09:59:07 +04:00
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categories: _.pluck(post.tags, 'name'),
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author: user ? user.name : null
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2014-01-03 04:37:21 +04:00
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},
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content = post.html;
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//set img src to absolute url
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content = content.replace(/src=["|'|\s]?([\w\/\?\$\.\+\-;%:@&=,_]+)["|'|\s]?/gi, function (match, p1) {
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/*jslint unparam:true*/
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p1 = url.resolve(siteUrl, p1);
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return "src='" + p1 + "' ";
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});
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|
|
|
//set a href to absolute url
|
|
|
|
content = content.replace(/href=["|'|\s]?([\w\/\?\$\.\+\-;%:@&=,_]+)["|'|\s]?/gi, function (match, p1) {
|
|
|
|
/*jslint unparam:true*/
|
|
|
|
p1 = url.resolve(siteUrl, p1);
|
|
|
|
return "href='" + p1 + "' ";
|
2013-09-26 16:52:53 +04:00
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|
|
});
|
2014-01-03 04:37:21 +04:00
|
|
|
item.description = content;
|
|
|
|
feed.item(item);
|
|
|
|
deferred.resolve();
|
2013-12-29 04:15:14 +04:00
|
|
|
feedItems.push(deferred.promise);
|
2013-09-16 15:11:17 +04:00
|
|
|
});
|
2013-12-29 04:15:14 +04:00
|
|
|
});
|
2014-01-03 04:37:21 +04:00
|
|
|
|
2013-12-29 04:15:14 +04:00
|
|
|
when.all(feedItems).then(function () {
|
2013-09-16 15:11:17 +04:00
|
|
|
res.set('Content-Type', 'text/xml');
|
|
|
|
res.send(feed.xml());
|
2013-08-28 02:31:43 +04:00
|
|
|
});
|
|
|
|
});
|
2014-02-13 07:26:56 +04:00
|
|
|
}).otherwise(handleError(next));
|
2013-06-25 15:43:15 +04:00
|
|
|
}
|
|
|
|
};
|
2013-05-11 20:44:25 +04:00
|
|
|
|
2013-10-18 21:18:49 +04:00
|
|
|
module.exports = frontendControllers;
|