optimize directory structure

lib/routes/bbc/utils.js

@@ -0,0 +1,121 @@
+const ProcessImage = ($, e, c) => {
+    const img = $(e).find(c);
+
+    if (img.length > 0) {
+        let message;
+
+        // handle cover image and lazy-loading images
+        if (img[0].attribs.src) {
+            message = `<figure><img alt='${img[0].attribs.alt ? img[0].attribs.alt : ''}' src='${img[0].attribs.src.replace(/(?<=\/news\/).*?(?=\/cpsprodpb)/, '600')}'><br><figcaption>`;
+        } else {
+            message = `<figure><img alt='${img[0].attribs['data-alt'] ? img[0].attribs['data-alt'] : ''}' src='${img[0].attribs['data-src'].replace(/(?<=\/news\/).*?(?=\/cpsprodpb)/, '600')}'><br><figcaption>`;
+        }
+
+        // add image caption
+        const figcaption = $(e).find('.media-caption__text');
+        if (figcaption.length > 0) {
+            message += `${$(figcaption[0])
+                .text()
+                .trim()}`;
+        }
+
+        // add image copyright
+        const copyright = $(e).find('.story-image-copyright');
+        if (copyright.length > 0) {
+            message += ` ©${$(copyright[0])
+                .text()
+                .trim()}`;
+        }
+
+        message += '</figcaption></figure>';
+
+        $(message).insertAfter(e);
+    }
+};
+
+const ProcessVideo = ($, e, c) => {
+    const video = $(e).find(c);
+
+    video.each((i, f) => {
+        const cover = $(f).children('img.player-with-placeholder__image');
+        if (cover.length > 0) {
+            $(cover[0]).insertBefore(e);
+        }
+        const link = $(f).find('figure.js-media-player-unprocessed');
+        if (link.length > 0) {
+            const url = JSON.parse(link[0].attribs['data-playable']).settings.externalEmbedUrl;
+            const message = `<br><a href='${url}'>使用浏览器播视频/view video in browser</a>`;
+            $(message).insertAfter(e);
+        }
+    });
+};
+
+const ProcessAVFeed = ($) => {
+    const content = $('div.vxp-media__summary');
+
+    const video = $('div.vxp-media__player');
+
+    video.each((i, e) => {
+        const cover = $(e).children('img.vxp-media__placeholder-image');
+        if (cover.length > 0) {
+            $(cover[0]).insertBefore(content[0].firstChild);
+        }
+        const link = $(e).find('figure.js-media-player-unprocessed');
+        if (link.length > 0) {
+            const url = JSON.parse(link[0].attribs['data-playable']).settings.externalEmbedUrl;
+            const message = `<br><a href='${url}'>使用浏览器播视频/view video in browser</a>`;
+            $(message).insertAfter(content[0].firstChild);
+        }
+    });
+
+    return content.html();
+};
+
+const ProcessFeed = ($, link) => {
+    // by default treat it as a hybrid news with video and story-body__inner
+    let content = $('div.story-body__inner');
+
+    if (content.length === 0) {
+        // it's a video news with video and story-body
+        content = $('div.story-body');
+    }
+
+    // remove useless DOMs
+    content.find('div.bbccom_slot, .off-screen, .embed-report-link').each((i, e) => {
+        $(e).remove();
+    });
+
+    if ($('#comp-media-player').length > 0) {
+        // there is a cover video
+
+        let message = `<br><a href='${link}'>使用浏览器播视频/view video in browser</a>`;
+
+        const cover = $('#comp-media-player').find('img.player-with-placeholder__image');
+
+        if (cover.length > 0) {
+            // there is a cover image
+            message = `<br><img src='${cover[0].attribs.src}'>` + message;
+        }
+
+        $(message).insertAfter(content[0].lastChild);
+    }
+
+    // resize all images and videos
+    content.find('figure').each((i, e) => {
+        ProcessImage($, e, '.image-and-copyright-container > img');
+
+        // handle lazy-loading images
+        ProcessImage($, e, '.js-delayed-image-load');
+
+        ProcessVideo($, e, 'figure.media-with-caption > div.player-with-placeholder', link);
+
+        $(e).remove();
+    });
+
+    return content.html();
+};
+
+module.exports = {
+    ProcessFeed,
+    ProcessAVFeed,
+};