opensource/RSSHub
1
0
Fork 0
mirror of https://github.com/DIYgod/RSSHub.git synced 2025-12-04 02:58:08 +08:00
Code Issues Packages Projects Releases Wiki Activity

feat: handle description in parameter middleware

Browse Source
This commit is contained in:
DIYgod
2019-08-28 12:06:50 +08:00
parent 3d72eec3c2
commit 29f588e6a0
5 changed files with 158 additions and 151 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
lib/utils/common-utils.js
View File

@@ -6,67 +6,6 @@ const toTitleCase = (str) =>
.map((word) => word.replace(word[0], word[0].toUpperCase()))
.join(' ');
// add no-referrer attribute to images
// $: cheerio selector
// source: source selector, string
// target: target attribute name, typically for lazyload imgs, string
// srcPrefix: prefix for src, string
// removeAttr: attributes to remove, array: ['attrA','attrA']
const addNoReferrer = ($, source, target, srcPrefix, removeAttr) => {
$(`${source} img`).each((index, e) => {
const $e = $(e);
let src = target ? $e.attr(target) : $e.attr('src');
if (src) {
if (srcPrefix) {
src = srcPrefix + src;
}
if (target) {
$e.removeAttr(target);
}
if (removeAttr) {
removeAttr.forEach((e) => {
$e.removeAttr(e);
});
}
$e.attr('src', src);
$e.attr('referrerpolicy', 'no-referrer');
}
});
};
const resolveLazyLoadImage = ($) => {
const imgs_suffix = ['gif', 'png', 'jpg', 'webp'];
$('img')
.each((_, ele) => {
const $ele = $(ele);
if ($ele.attr('src')) {
$ele.attr('referrerpolicy', 'no-referrer');
} else {
let valid_src = '';
Object.values(ele.attribs).some((attr_value) => {
attr_value = attr_value.trim();
const is_matched = /^(http:|https:)?\/\//.test(attr_value) && imgs_suffix.some((suffix) => attr_value.includes(suffix));
if (is_matched) {
valid_src = attr_value;
}
return is_matched;
});
if (valid_src) {
$ele.attr('src', valid_src);
$ele.attr('referrerpolicy', 'no-referrer');
}
}
})
.get();
};
module.exports = {
toTitleCase,
addNoReferrer,
resolveLazyLoadImage,
};