mirrors/rsspreview
1
0
Fork 0
mirror of https://github.com/aureliendavid/rsspreview.git synced 2025-08-27 13:55:35 +00:00
Code

Format using Prettier

Browse Source
This commit is contained in:
glhrmv 2018-12-16 23:39:31 +00:00
parent 9074531a07
commit be95517491
2 changed files with 110 additions and 94 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
background.js
View File

@ -3,8 +3,11 @@ function detectFeed(event) {
let isfeed = false; let isfeed = false;
for (let header of event.responseHeaders) { for (let header of event.responseHeaders) {
if (header.name.toLowerCase() == "content-type") { if (header.name.toLowerCase() == 'content-type') {
header.value = header.value.replace(/application\/(rss|atom)\+xml/,'text/xml'); header.value = header.value.replace(
/application\/(rss|atom)\+xml/,
'text/xml'
);
isfeed = true; isfeed = true;
break; break;
} }
@ -12,7 +15,7 @@ function detectFeed(event) {
if (isfeed) { if (isfeed) {
for (let i = 0; i < event.responseHeaders.length; i++) { for (let i = 0; i < event.responseHeaders.length; i++) {
if (event.responseHeaders[i].name.toLowerCase() == "cache-control") { if (event.responseHeaders[i].name.toLowerCase() == 'cache-control') {
event.responseHeaders.splice(i, 1); event.responseHeaders.splice(i, 1);
break; break;
} }
@ -20,7 +23,10 @@ function detectFeed(event) {
// don't cache requests we modified // don't cache requests we modified
// otherwise on reload the content-type won't be modified again // otherwise on reload the content-type won't be modified again
event.responseHeaders.push({ name : "Cache-Control", value : "no-cache, no-store, must-revalidate" }); event.responseHeaders.push({
name: 'Cache-Control',
value: 'no-cache, no-store, must-revalidate',
});
} }
return { responseHeaders: event.responseHeaders }; return { responseHeaders: event.responseHeaders };
@ -30,6 +36,6 @@ const browser = window.browser || window.chrome;
browser.webRequest.onHeadersReceived.addListener( browser.webRequest.onHeadersReceived.addListener(
detectFeed, detectFeed,
{ urls: ["<all_urls>"], types: ["main_frame"] }, { urls: ['<all_urls>'], types: ['main_frame'] },
["blocking", "responseHeaders"] ['blocking', 'responseHeaders']
) );

184
rsspreview.js
View File

@ -1,11 +1,11 @@
(function() { (function() {
/** /**
* Check and set a global guard letiable. * Check and set a global guard variable.
* If this content script is injected into the same page again, * If this content script is injected into the same page again,
* it will do nothing next time. * it will do nothing next time.
*/ */
if (window.hasRun) { if (window.hasRun) {
console.log("already run"); console.log('already run');
return; return;
} }
@ -15,7 +15,6 @@
let html_parser = new DOMParser(); let html_parser = new DOMParser();
function xhrdoc(url, type, cb) { function xhrdoc(url, type, cb) {
let xhr = new XMLHttpRequest(); let xhr = new XMLHttpRequest();
xhr.open('GET', url, true); xhr.open('GET', url, true);
@ -25,7 +24,7 @@
xhr.onload = () => { xhr.onload = () => {
if (xhr.readyState === xhr.DONE) { if (xhr.readyState === xhr.DONE) {
if (xhr.status === 200) { if (xhr.status === 200) {
let resp = (type=="xml") ? xhr.responseXML : xhr.response; let resp = type == 'xml' ? xhr.responseXML : xhr.response;
cb(resp); cb(resp);
} }
} }
@ -34,7 +33,7 @@
xhr.send(null); xhr.send(null);
} }
function applyxsl(xmlin, xsl, node, doc=document) { function applyxsl(xmlin, xsl, node, doc = document) {
let xsltProcessor = new XSLTProcessor(); let xsltProcessor = new XSLTProcessor();
xsltProcessor.importStylesheet(xsl); xsltProcessor.importStylesheet(xsl);
@ -45,117 +44,120 @@
function getlang() { function getlang() {
if (navigator.languages && navigator.languages[0]) if (navigator.languages && navigator.languages[0])
return navigator.languages[0]; return navigator.languages[0];
else if (navigator.language) else if (navigator.language) return navigator.language;
return navigator.language; else return null;
else
return null;
} }
function formatsubtitle() { function formatsubtitle() {
try { try {
let feed_desc = document.getElementById("feedSubtitleRaw"); let feed_desc = document.getElementById('feedSubtitleRaw');
let html_desc = html_parser.parseFromString('<h2 id="feedSubtitleText">'+feed_desc.innerText+'</h2>', "text/html"); let html_desc = html_parser.parseFromString(
'<h2 id="feedSubtitleText">' + feed_desc.innerText + '</h2>',
'text/html'
);
let xml_desc = xml_parser.serializeToString(html_desc.body.firstChild); let xml_desc = xml_parser.serializeToString(html_desc.body.firstChild);
feed_desc.insertAdjacentHTML('afterend', xml_desc); feed_desc.insertAdjacentHTML('afterend', xml_desc);
feed_desc.parentNode.removeChild(feed_desc); feed_desc.parentNode.removeChild(feed_desc);
} } catch (e) {
catch (e) {
console.error(e); console.error(e);
console.log(feed_desc.innerText); console.log(feed_desc.innerText);
} }
} }
function formatdescriptions(el=document) { function formatdescriptions(el = document) {
// unescapes descriptions to html then to xml // unescapes descriptions to html then to xml
let tohtml = el.getElementsByClassName("feedRawContent"); let tohtml = el.getElementsByClassName('feedRawContent');
for (let i = 0; i<tohtml.length; i++) { for (let i = 0; i < tohtml.length; i++) {
// in case of xhtml the content is already parsed // in case of xhtml the content is already parsed
if (tohtml[i].getAttribute("desctype") != "xhtml") { if (tohtml[i].getAttribute('desctype') != 'xhtml') {
try { try {
let html_desc = html_parser.parseFromString('<div class="feedEntryContent">'+tohtml[i].innerText+'</div>', "text/html"); let html_desc = html_parser.parseFromString(
let xml_desc = xml_parser.serializeToString(html_desc.body.firstChild); '<div class="feedEntryContent">' + tohtml[i].innerText + '</div>',
'text/html'
);
let xml_desc = xml_parser.serializeToString(
html_desc.body.firstChild
);
tohtml[i].insertAdjacentHTML('afterend', xml_desc); tohtml[i].insertAdjacentHTML('afterend', xml_desc);
tohtml[i].setAttribute("todel", 1); tohtml[i].setAttribute('todel', 1);
} } catch (e) {
catch (e) {
console.error(e); console.error(e);
console.log(tohtml[i].innerHTML); console.log(tohtml[i].innerHTML);
} }
} }
} }
el.querySelectorAll('.feedRawContent').forEach((a) => { el.querySelectorAll('.feedRawContent').forEach(a => {
if (a.getAttribute("todel") == "1") { if (a.getAttribute('todel') == '1') {
a.remove(); a.remove();
} else if (a.getAttribute('desctype') == 'xhtml') {
a.classList.add('feedEntryContent');
a.classList.remove('feedRawContent');
} }
else if (a.getAttribute("desctype") == "xhtml") { });
a.classList.add("feedEntryContent");
a.classList.remove("feedRawContent");
}
})
} }
function removeemptyenclosures(el=document) { function removeemptyenclosures(el = document) {
let encs = el.getElementsByClassName("enclosures"); let encs = el.getElementsByClassName('enclosures');
for (let i = 0; i < encs.length; i++) for (let i = 0; i < encs.length; i++)
if (!encs[i].firstChild) if (!encs[i].firstChild) encs[i].style.display = 'none';
encs[i].style.display = "none";
} }
function formatfilenames(el=document) { function formatfilenames(el = document) {
let encfn = el.getElementsByClassName("enclosureFilename"); let encfn = el.getElementsByClassName('enclosureFilename');
for (let i = 0; i<encfn.length; i++) { for (let i = 0; i < encfn.length; i++) {
let url = new URL(encfn[i].innerText); let url = new URL(encfn[i].innerText);
if (url) { if (url) {
let fn = url.pathname.split("/").pop(); let fn = url.pathname.split('/').pop();
if (fn != "") if (fn != '') encfn[i].innerText = fn;
encfn[i].innerText = fn;
} }
} }
} }
function formatfilesizes(el=document) { function formatfilesizes(el = document) {
function humanfilesize(size) { function humanfilesize(size) {
let i = 0; let i = 0;
if (size && size != "" && size > 0) if (size && size != '' && size > 0)
i = Math.floor( Math.log(size) / Math.log(1024) ); i = Math.floor(Math.log(size) / Math.log(1024));
return ( size / Math.pow(1024, i) ).toFixed(2) * 1 + ' ' + ['B', 'kB', 'MB', 'GB', 'TB'][i]; return (
}; (size / Math.pow(1024, i)).toFixed(2) * 1 +
' ' +
['B', 'kB', 'MB', 'GB', 'TB'][i]
);
}
let encsz = el.getElementsByClassName("enclosureSize"); let encsz = el.getElementsByClassName('enclosureSize');
for (let i = 0; i<encsz.length; i++) { for (let i = 0; i < encsz.length; i++) {
let hsize = humanfilesize(encsz[i].innerText); let hsize = humanfilesize(encsz[i].innerText);
if (hsize) if (hsize) encsz[i].innerText = hsize;
encsz[i].innerText = hsize;
} }
} }
function formattitles(el=document) { function formattitles(el = document) {
let et = el.getElementsByClassName("entrytitle"); let et = el.getElementsByClassName('entrytitle');
for (let i = 0; i<et.length; i++) { for (let i = 0; i < et.length; i++) {
//basically removes html content if there is some //basically removes html content if there is some
//only do it if there's a tag to avoid doing it when text titles cointain a '&' //only do it if there's a tag to avoid doing it when text titles cointain a '&'
//(which can be caught but still displays an error in console, which is annoying) //(which can be caught but still displays an error in console, which is annoying)
if (et[i].innerText.indexOf('<') >= 0) { if (et[i].innerText.indexOf('<') >= 0) {
let tmp = document.createElement("span"); let tmp = document.createElement('span');
try { try {
tmp.innerHTML = et[i].innerText; tmp.innerHTML = et[i].innerText;
et[i].innerText = tmp.textContent; et[i].innerText = tmp.textContent;
} } catch (e) {
catch (e) {
console.error(e); console.error(e);
console.log(et[i].innerText); console.log(et[i].innerText);
} }
@ -163,67 +165,74 @@
} }
} }
function formatdates(el=document) { function formatdates(el = document) {
let lang = getlang(); let lang = getlang();
if (!lang) if (!lang) return;
return;
let opts = { weekday: 'long', year: 'numeric', month: 'long', day: 'numeric' }; let opts = {
weekday: 'long',
year: 'numeric',
month: 'long',
day: 'numeric',
};
let ed = el.getElementsByClassName("lastUpdated"); let ed = el.getElementsByClassName('lastUpdated');
for (let i = 0; i<ed.length; i++) { for (let i = 0; i < ed.length; i++) {
let d = new Date(ed[i].innerText); let d = new Date(ed[i].innerText);
if (isNaN(d)) if (isNaN(d)) continue;
continue;
let dstr = d.toLocaleDateString(lang, opts) + ' ' + d.toLocaleTimeString(lang); let dstr =
d.toLocaleDateString(lang, opts) + ' ' + d.toLocaleTimeString(lang);
ed[i].innerText = dstr; ed[i].innerText = dstr;
} }
} }
function extensionimages(el=document) { function extensionimages(el = document) {
let extimgs = el.getElementsByClassName("extImg"); let extimgs = el.getElementsByClassName('extImg');
for (let i = 0; i<extimgs.length; i++) for (let i = 0; i < extimgs.length; i++)
extimgs[i].src = chrome.extension.getURL(extimgs[i].attributes['data-src'].nodeValue); extimgs[i].src = chrome.extension.getURL(
extimgs[i].attributes['data-src'].nodeValue
);
} }
function makepreviewhtml() { function makepreviewhtml() {
let doc = document.implementation.createHTMLDocument(""); let doc = document.implementation.createHTMLDocument('');
let feedBody = doc.createElement("div"); let feedBody = doc.createElement('div');
feedBody.id = "feedBody"; feedBody.id = 'feedBody';
doc.body.appendChild(feedBody); doc.body.appendChild(feedBody);
let css = doc.createElement('link'); let css = doc.createElement('link');
css.setAttribute('rel', 'stylesheet'); css.setAttribute('rel', 'stylesheet');
css.setAttribute('href', chrome.extension.getURL("preview.css")); css.setAttribute('href', chrome.extension.getURL('preview.css'));
doc.head.appendChild(css); doc.head.appendChild(css);
return doc; return doc;
} }
function detect() { function detect() {
let rootNode = document.getRootNode().documentElement; let rootNode = document.getRootNode().documentElement;
// for chrome // for chrome
let d = document.getElementById("webkit-xml-viewer-source-xml"); let d = document.getElementById('webkit-xml-viewer-source-xml');
if (d && d.firstChild) if (d && d.firstChild) rootNode = d.firstChild;
rootNode = d.firstChild;
const rootName = rootNode.nodeName.toLowerCase(); const rootName = rootNode.nodeName.toLowerCase();
let isRSS1 = false; let isRSS1 = false;
if (rootName == "rdf" || rootName == "rdf:rdf") if (rootName == 'rdf' || rootName == 'rdf:rdf')
if (rootNode.attributes['xmlns']) if (rootNode.attributes['xmlns'])
isRSS1 = (rootNode.attributes['xmlns'].nodeValue.search('rss') > 0) isRSS1 = rootNode.attributes['xmlns'].nodeValue.search('rss') > 0;
if ( rootName == "rss" || rootName == "channel" // rss2 if (
|| rootName == "feed" // atom rootName == 'rss' ||
|| isRSS1 ) rootName == 'channel' || // rss2
rootName == 'feed' || // atom
isRSS1
)
return rootNode; return rootNode;
return null; return null;
@ -233,11 +242,14 @@
let feed_url = window.location.href; let feed_url = window.location.href;
let preview = makepreviewhtml(); let preview = makepreviewhtml();
xhrdoc(chrome.extension.getURL("rss.xsl"), "xml", (xsl_xml) => { xhrdoc(chrome.extension.getURL('rss.xsl'), 'xml', xsl_xml => {
applyxsl(feedNode, xsl_xml, preview.getElementById("feedBody"), preview); applyxsl(feedNode, xsl_xml, preview.getElementById('feedBody'), preview);
// replace the content with the preview document // replace the content with the preview document
document.replaceChild(document.importNode(preview.documentElement, true), document.documentElement); document.replaceChild(
document.importNode(preview.documentElement, true),
document.documentElement
);
let t0 = performance.now(); let t0 = performance.now();
@ -254,13 +266,11 @@
let t1 = performance.now(); let t1 = performance.now();
//console.log("exec in: " + (t1 - t0) + "ms"); //console.log("exec in: " + (t1 - t0) + "ms");
document.title = document.getElementById("feedTitleText").innerText; document.title = document.getElementById('feedTitleText').innerText;
}); });
} }
let feedRoot = detect(); let feedRoot = detect();
if (feedRoot) if (feedRoot) main(feedRoot);
main(feedRoot);
})(); })();