diff --git a/js/Readability-readerable.js b/js/Readability-readerable.js deleted file mode 100644 index 892169fb9..000000000 --- a/js/Readability-readerable.js +++ /dev/null @@ -1,108 +0,0 @@ -/* - * Copyright (c) 2010 Arc90 Inc - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/* - * This code is heavily based on Arc90's readability.js (1.7.1) script - * available at: http://code.google.com/p/arc90labs-readability - */ - -var REGEXPS = { - // NOTE: These two regular expressions are duplicated in - // Readability.js. Please keep both copies in sync. - unlikelyCandidates: /-ad-|ai2html|banner|breadcrumbs|combx|comment|community|cover-wrap|disqus|extra|footer|gdpr|header|legends|menu|related|remark|replies|rss|shoutbox|sidebar|skyscraper|social|sponsor|supplemental|ad-break|agegate|pagination|pager|popup|yom-remote/i, - okMaybeItsACandidate: /and|article|body|column|content|main|shadow/i, -}; - -function isNodeVisible(node) { - // Have to null-check node.style and node.className.indexOf to deal with SVG and MathML nodes. - return (!node.style || node.style.display != "none") - && !node.hasAttribute("hidden") - //check for "fallback-image" so that wikimedia math images are displayed - && (!node.hasAttribute("aria-hidden") || node.getAttribute("aria-hidden") != "true" || (node.className && node.className.indexOf && node.className.indexOf("fallback-image") !== -1)); -} - -/** - * Decides whether or not the document is reader-able without parsing the whole thing. - * @param {Object} options Configuration object. - * @param {number} [options.minContentLength=140] The minimum node content length used to decide if the document is readerable. - * @param {number} [options.minScore=20] The minumum cumulated 'score' used to determine if the document is readerable. - * @param {Function} [options.visibilityChecker=isNodeVisible] The function used to determine if a node is visible. - * @return {boolean} Whether or not we suspect Readability.parse() will suceeed at returning an article object. - */ -function isProbablyReaderable(doc, options = {}) { - // For backward compatibility reasons 'options' can either be a configuration object or the function used - // to determine if a node is visible. - if (typeof options == "function") { - options = { visibilityChecker: options }; - } - - var defaultOptions = { minScore: 20, minContentLength: 140, visibilityChecker: isNodeVisible }; - options = Object.assign(defaultOptions, options); - - var nodes = doc.querySelectorAll("p, pre, article"); - - // Get
nodes which have
node(s) and append them into the `nodes` variable. - // Some articles' DOM structures might look like - //
- // Sentences
- //
- // Sentences
- //
- var brNodes = doc.querySelectorAll("div > br"); - if (brNodes.length) { - var set = new Set(nodes); - [].forEach.call(brNodes, function (node) { - set.add(node.parentNode); - }); - nodes = Array.from(set); - } - - var score = 0; - // This is a little cheeky, we use the accumulator 'score' to decide what to return from - // this callback: - return [].some.call(nodes, function (node) { - if (!options.visibilityChecker(node)) { - return false; - } - - var matchString = node.className + " " + node.id; - if (REGEXPS.unlikelyCandidates.test(matchString) && - !REGEXPS.okMaybeItsACandidate.test(matchString)) { - return false; - } - - if (node.matches("li p")) { - return false; - } - - var textContentLength = node.textContent.trim().length; - if (textContentLength < options.minContentLength) { - return false; - } - - score += Math.sqrt(textContentLength - options.minContentLength); - - if (score > options.minScore) { - return true; - } - return false; - }); -} - -if (typeof module === "object") { - /* global module */ - module.exports = isProbablyReaderable; -} diff --git a/js/gresource.xml b/js/gresource.xml index 94f60729f..53d7945a6 100644 --- a/js/gresource.xml +++ b/js/gresource.xml @@ -1,12 +1,11 @@ - - Readability.js - htmlview.js - purify.min.js - handlebars.min.js + helpers/render.js + vendor/Readability.js + vendor/purify.min.js + vendor/handlebars.min.js item.xml diff --git a/js/handlebars.min.js b/js/handlebars.min.js deleted file mode 100644 index a11a5810b..000000000 --- a/js/handlebars.min.js +++ /dev/null @@ -1,29 +0,0 @@ -/**! - - @license - handlebars v4.7.8 - -Copyright (C) 2011-2019 by Yehuda Katz - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 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template(str) { + return Handlebars.compile(str); +} + +function render(selector, template, params, append = false) { + let e = document.querySelector(selector); + let result; + + if (!e) + return; + + try { + result = template(params); + } catch (e) { + result = `Rendering exception: ${e}`; + } + + if (append) + e.innerHTML += result; + else + e.innerHTML = result; +} + +export { template, render }; \ No newline at end of file diff --git a/js/htmlview.js b/js/htmlview.js index b37953955..3cf1246eb 100644 --- a/js/htmlview.js +++ b/js/htmlview.js @@ -19,7 +19,8 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -var template; +import { render, template } from './helpers/render.js'; +import DOMPurify from './vendor/purify.min.js'; function prepare(baseURL, title) { if (title) { @@ -31,8 +32,6 @@ function prepare(baseURL, title) { base.setAttribute("href", baseURL); document.head.appendChild(base); } - - template = Handlebars.compile(document.getElementById('template').innerHTML); } // returns first occurence of a given metadata type @@ -61,17 +60,12 @@ function parseStatus(parsePhase, errorCode) { async function load_node(data, baseURL, direction) { let node = JSON.parse(decodeURIComponent(data)); - let publisher = metadata_get(node, "publisher"); - let author = metadata_get(node, "author"); - let copyright = metadata_get(node, "copyright"); - let description = metadata_get(node, "description"); - let homepage = metadata_get(node, "homepage"); // FIXME console.log(node); prepare(baseURL, node.title); - document.body.innerHTML = template({ + render("body", template(document.getElementById('template').innerHTML), { node, direction, publisher : metadata_get(node, "publisher"), @@ -155,8 +149,6 @@ async function load_item(data, baseURL, direction) { article = new Readability(shadowDoc, {charThreshold: 100}).parse(); if (article) { - description = article.content; - // Use rich content from Readability if available and better! if (article.content.length > item.description.length) { item.description = article.content; @@ -168,7 +160,7 @@ async function load_item(data, baseURL, direction) { console.log(item); prepare(baseURL, item.title); - document.body.innerHTML = template({ + render("body", template (document.getElementById('template').innerHTML), { item, direction, @@ -295,3 +287,5 @@ function youtube_embed(id) { return false; } + +export { load_node, load_item }; \ No newline at end of file diff --git a/js/item.xml.in b/js/item.xml.in index 0afc1c5bb..4bc2adb57 100644 --- a/js/item.xml.in +++ b/js/item.xml.in @@ -1,11 +1,8 @@ - - - - - + + @@ -74,7 +71,9 @@ - \ No newline at end of file diff --git a/js/node.xml.in b/js/node.xml.in index 896c6ffc2..6f738dd20 100644 --- a/js/node.xml.in +++ b/js/node.xml.in @@ -1,10 +1,7 @@ - - - - + @@ -47,6 +44,8 @@ \ No newline at end of file diff --git a/js/purify.min.js b/js/purify.min.js deleted file mode 100644 index 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sourceMappingURL=/sm/92eddd1971511b436730a3a4f35d7c590f559f0a2e1e55078e3fa4b68034ce7d.map \ No newline at end of file diff --git a/package.json b/package.json index 0d190cb75..543b376be 100644 --- a/package.json +++ b/package.json @@ -4,7 +4,7 @@ "installDeps": "ls node_modules" }, "dependencies": { - "dompurify": "^3.0.6", + "dompurify": "^3.2.3", "readability": "^0.1.0", "handlebars": "^4.7.8" }, diff --git a/src/Makefile.am b/src/Makefile.am index 5dd4bdc89..13e52c04e 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -22,9 +22,10 @@ js_files = $(js_in_files:.xml.in=.xml) js_deps = $(top_srcdir)/js/gresource.xml \ $(top_srcdir)/js/htmlview.js \ - $(top_srcdir)/js/Readability.js \ - $(top_srcdir)/js/purify.min.js \ - $(top_srcdir)/js/handlebars.min.js \ + $(top_srcdir)/js/helpers/render.js \ + $(top_srcdir)/js/vendor/Readability.js \ + $(top_srcdir)/js/vendor/purify.min.js \ + $(top_srcdir)/js/vendor/handlebars.min.js \ $(top_srcdir)/js/item.xml \ $(top_srcdir)/js/node.xml \ $(top_srcdir)/js/i18n-filter.xslt diff --git a/src/webkit/webkit.c b/src/webkit/webkit.c index 86cbddc3b..106e865df 100644 --- a/src/webkit/webkit.c +++ b/src/webkit/webkit.c @@ -381,9 +381,18 @@ liferea_webkit_handle_liferea_scheme (WebKitURISchemeRequest *request, gpointer if (b) { gsize length = 0; const guchar *data = g_bytes_get_data (b, &length); + const gchar *mime; + // FIXME: what about freeing b? g_autoptr(GInputStream) stream = g_memory_input_stream_new_from_data (data, length, NULL); - webkit_uri_scheme_request_finish (request, stream, length, "text/plain"); + + // For now we assume all resources are javascript, so MIME is hardcoded + if (g_str_has_suffix (path, ".js")) + mime = "text/javascript"; + else + mime = "text/plain"; + + webkit_uri_scheme_request_finish (request, stream, length, mime); } else { debug (DEBUG_HTML, "Failed to load liferea:// request for path %s (%s)", path, rpath); g_autoptr(GError) error = g_error_new (G_IO_ERROR, G_IO_ERROR_NOT_FOUND, "Resource not found"); @@ -404,7 +413,10 @@ liferea_webkit_init (LifereaWebKit *self) security_manager = webkit_web_context_get_security_manager (webkit_web_context_get_default ()); website_data_manager = webkit_web_context_get_website_data_manager (webkit_web_context_get_default ()); - webkit_security_manager_register_uri_scheme_as_local (security_manager, "liferea"); + /* CORS is necessary to have ESM modules working. Security wise this should be ok as this scheme + is only used to fetch static resources. */ + webkit_security_manager_register_uri_scheme_as_cors_enabled (security_manager, "liferea"); + conf_signal_connect ( "changed::" ENABLE_ITP,