teddit-reddit-frontend-alte.../inc/processJsonPost.js

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const compilePostComments = require('./compilePostComments.js')();
const procPostMedia = require('./processPostMedia.js')();
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async function processReplies(data, post_id, depth, user_preferences) {
let return_replies = [];
for (var i = 0; i < data.length; i++) {
let kind = data[i].kind;
let reply = data[i].data;
let obj = {};
if (kind !== 'more') {
obj = {
author: reply.author,
body_html: reply.body_html,
parent_id: reply.parent_id,
created: reply.created_utc,
edited: reply.edited,
score: reply.score,
ups: reply.ups,
id: reply.id,
permalink: teddifyUrl(reply.permalink),
stickied: reply.stickied,
distinguished: reply.distinguished,
score_hidden: reply.score_hidden,
edited: reply.edited,
replies: [],
depth: depth,
user_flair:
user_preferences.flairs != 'false'
? await formatUserFlair(reply)
: '',
controversiality:
user_preferences.highlight_controversial != 'false'
? reply.controversiality
: '',
};
} else {
obj = {
type: 'load_more',
count: reply.count,
id: reply.id,
parent_id: reply.parent_id,
post_id: post_id,
children: [],
depth: depth,
};
}
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if (reply.replies && kind !== 'more') {
if (reply.replies.data.children.length) {
for (var j = 0; j < reply.replies.data.children.length; j++) {
let comment = reply.replies.data.children[j].data;
let objct = {};
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if (comment.author && comment.body_html) {
objct = {
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author: comment.author,
body_html: comment.body_html,
parent_id: comment.parent_id,
created: comment.created_utc,
edited: comment.edited,
score: comment.score,
ups: comment.ups,
id: comment.id,
permalink: teddifyUrl(comment.permalink),
score_hidden: comment.score_hidden,
distinguished: comment.distinguished,
distinguished: comment.edited,
replies: [],
depth: depth + 1,
user_flair:
user_preferences.flairs != 'false'
? await formatUserFlair(comment)
: '',
controversiality:
user_preferences.highlight_controversial != 'false'
? comment.controversiality
: '',
};
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} else {
objct = {
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type: 'load_more',
count: comment.count,
id: comment.id,
parent_id: comment.parent_id,
post_id: post_id,
children: [],
depth: depth + 1,
};
if (comment.children) {
for (var k = 0; k < comment.children.length; k++) {
objct.children.push(comment.children[k]);
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}
}
}
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if (comment.replies) {
if (comment.replies.data) {
if (comment.replies.data.children.length > 0) {
objct.replies = await processReplies(
comment.replies.data.children,
post_id,
depth,
user_preferences
);
}
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}
}
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obj.replies.push(objct);
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}
}
}
if (reply.children) {
for (var j = 0; j < reply.children.length; j++) {
obj.children.push(reply.children[j]);
}
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}
return_replies.push(obj);
}
return return_replies;
}
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async function processJsonPost(json, parsed, user_preferences) {
if (!parsed) {
json = JSON.parse(json);
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}
let post = json[0].data.children[0].data;
let post_id = post.name;
let comments = json[1].data.children;
let obj = {
author: post.author,
created: post.created_utc,
edited: post.edited,
is_video: post.is_video,
locked: post.locked,
link_flair_text: post.link_flair_text,
name: post_id,
num_comments: post.num_comments,
over_18: post.over_18,
permalink: teddifyUrl(post.permalink),
title: post.title,
url: teddifyUrl(post.url, user_preferences),
ups: post.ups,
id: post.id,
domain: post.domain,
contest_mode: post.contest_mode,
upvote_ratio: post.upvote_ratio,
comments: null,
has_media: false,
media: null,
images: null,
crosspost: false,
selftext: unescape(post.selftext_html),
selftext_preview: post.selftext.substr(0, 120).replace(/\n/g, ' '),
poll_data: post.poll_data,
link_flair:
user_preferences.flairs != 'false' ? await formatLinkFlair(post) : '',
user_flair:
user_preferences.flairs != 'false' ? await formatUserFlair(post) : '',
};
let valid_embed_video_domains = ['gfycat.com'];
let has_gif = false;
let gif_to_mp4 = null;
let reddit_video = null;
let embed_video = false;
if (post.media)
if (valid_embed_video_domains.includes(post.media.type)) embed_video = true;
if (post.preview && !embed_video) {
if (post.preview.reddit_video_preview) {
if (post.preview.reddit_video_preview.is_gif) {
has_gif = true;
gif_url = post.preview.reddit_video_preview.fallback_url;
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} else {
let file_ext = getFileExtension(
post.preview.reddit_video_preview.fallback_url
);
if (file_ext === 'mp4') {
post.media = true;
reddit_video = post.preview.reddit_video_preview;
}
}
}
if (post.preview.images) {
if (post.preview.images[0].source) {
let file_ext = getFileExtension(post.preview.images[0].source.url);
if (file_ext === 'gif') {
has_gif = true;
let resolutions = post.preview.images[0].variants.mp4.resolutions;
gif_to_mp4 = resolutions[resolutions.length - 1];
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}
}
}
}
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obj = await processPostMedia(
obj,
post,
post.media,
has_gif,
reddit_video,
gif_to_mp4
);
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if (post.crosspost_parent_list) {
post.crosspost = post.crosspost_parent_list[0];
}
if (post.crosspost) {
obj = await processPostMedia(
obj,
post.crosspost,
post.crosspost.media,
has_gif,
reddit_video,
gif_to_mp4
);
obj.crosspost = {
author: post.crosspost.author,
created: post.crosspost.created_utc,
subreddit: post.crosspost.subreddit,
title: post.crosspost.title,
name: post.crosspost.name,
num_comments: post.crosspost.num_comments,
over_18: post.crosspost.over_18,
id: post.crosspost.id,
permalink: teddifyUrl(post.crosspost.permalink),
ups: post.crosspost.ups,
selftext: unescape(post.selftext_html),
selftext_crosspost: unescape(post.crosspost.selftext_html),
poll_data: post.poll_data,
is_crosspost: true,
user_flair:
user_preferences.flairs != 'false' ? await formatUserFlair(post) : '',
};
}
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if (post.preview && !obj.has_media) {
obj.images = {
source: await downloadAndSave(post.preview.images[0].source.url),
};
}
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if (obj.media) {
if (obj.media.source === 'external') {
if (post.preview) {
obj.images = {
source: await downloadAndSave(post.preview.images[0].source.url),
};
}
}
}
if (post.gallery_data) {
obj.gallery = true;
obj.gallery_items = [];
for (var i = 0; i < post.gallery_data.items.length; i++) {
let id = post.gallery_data.items[i].media_id;
if (post.media_metadata) {
if (post.media_metadata[id]) {
if (post.media_metadata[id].p) {
if (post.media_metadata[id].p[0]) {
let item = { source: null, thumbnail: null, large: null };
if (post.media_metadata[id].s && post.media_metadata[id].p[0].u) {
item = {
type: post.media_metadata[id].e,
source: await downloadAndSave(post.media_metadata[id].s.u),
thumbnail: await downloadAndSave(
post.media_metadata[id].p[0].u
),
large: await downloadAndSave(
post.media_metadata[id].p[
post.media_metadata[id].p.length - 1
].u
),
caption: post.gallery_data.items[i].caption || false,
};
}
obj.gallery_items.push(item);
}
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}
}
}
}
}
let comms = [];
for (var i = 0; i < comments.length; i++) {
let comment = comments[i].data;
let kind = comments[i].kind;
let obj = {};
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if (kind !== 'more') {
obj = {
author: comment.author,
body_html: comment.body_html,
parent_id: comment.parent_id,
created: comment.created_utc,
edited: comment.edited,
score: comment.score,
ups: comment.ups,
id: comment.id,
permalink: teddifyUrl(comment.permalink),
stickied: comment.stickied,
distinguished: comment.distinguished,
score_hidden: comment.score_hidden,
edited: comment.edited,
replies: [],
depth: comment.depth,
user_flair:
user_preferences.flairs != 'false'
? await formatUserFlair(comment)
: '',
controversiality:
user_preferences.highlight_controversial != 'false'
? comment.controversiality
: '',
};
} else {
obj = {
type: 'load_more',
count: comment.count,
id: comment.id,
parent_id: comment.parent_id,
post_id: post.name,
children: [],
};
}
if (comment.replies && kind !== 'more') {
if (comment.replies.data) {
if (comment.replies.data.children.length > 0) {
obj.replies = await processReplies(
comment.replies.data.children,
post_id,
1,
user_preferences
);
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}
}
}
if (comment.children) {
for (var j = 0; j < comment.children.length; j++) {
obj.children.push(comment.children[j]);
}
}
comms.push(obj);
}
obj.comments = comms;
return obj;
}
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async function finalizeJsonPost(
processed_json,
post_id,
post_url,
morechildren_ids,
viewing_comment,
user_preferences
) {
let comments_html = `<div class="comments">`;
let comments = processed_json.comments;
let last_known_depth = undefined;
for (var i = 0; i < comments.length; i++) {
let next_comment = false;
if (comments[i + 1]) {
next_comment = comments[i + 1];
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}
if (comments[i].depth != undefined) {
last_known_depth = comments[i].depth;
}
comments_html += await compilePostCommentsHtml(
comments[i],
next_comment,
post_id,
post_url,
morechildren_ids,
processed_json.author,
viewing_comment,
user_preferences,
last_known_depth
);
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}
comments_html += `</div>`;
delete processed_json['comments'];
let post_data = processed_json;
return { post_data: post_data, comments: comments_html };
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}
module.exports = {
processReplies,
processJsonPost,
finalizeJsonPost,
};