var path = require('path'); var pull = require("pull-stream"); var marked = require("ssb-marked"); var htime = require("human-time"); var emojis = require("emoji-named-characters"); var cat = require("pull-cat"); var emojiDir = path.join(require.resolve("emoji-named-characters"), "../pngs"); exports.wrapPage = wrapPage; exports.MdRenderer = MdRenderer; exports.renderEmoji = renderEmoji; exports.formatMsgs = formatMsgs; exports.renderThread = renderThread; exports.renderAbout = renderAbout; function MdRenderer(opts) { marked.Renderer.call(this, {}); this.opts = opts; } MdRenderer.prototype = new marked.Renderer(); MdRenderer.prototype.urltransform = function(href) { if (!href) return false; switch (href[0]) { case "#": return this.opts.base + "channel/" + href.slice(1); case "%": return this.opts.msg_base + encodeURIComponent(href); case "@": return this.opts.feed_base + encodeURIComponent(href); case "&": return this.opts.blob_base + encodeURIComponent(href); } if (href.indexOf("javascript:") === 0) return false; return href; }; MdRenderer.prototype.image = function(href, title, text) { return ( '' +
    text +
    '" : ">") ); }; function renderEmoji(emoji) { var opts = this.renderer.opts; return emoji in emojis ? ':' +
        escape(emoji) +
        ':' : ":" + emoji + ":"; } function escape(str) { return String(str) .replace(/&/g, "&") .replace(//g, ">") .replace(/"/g, """); } function formatMsgs(id, ext, opts) { switch (ext || "html") { case "html": return pull(renderThread(opts), wrapPage(id)); case "js": return pull(renderThread(opts), wrapJSEmbed(opts)); case "json": return wrapJSON(); default: return null; } } function wrap(before, after) { return function(read) { return cat([pull.once(before), read, pull.once(after)]); }; } function renderAbout(opts, about) { return pull( pull.map(renderMsg.bind(this, opts)), wrap( 'You are reading content from ' + 'Scuttlebutt' + '' + '
' + '
' + '
' + 'Feed of ' + about.name + '
' + (about.description != undefined ? marked(about.description, opts.marked) : '') + '
', '
' + '' + 'Join Scuttlebutt now' + '' ) ); } function renderThread(opts) { return pull( pull.map(renderMsg.bind(this, opts)), wrap( 'You are reading content from ' + 'Scuttlebutt' + '' + '
', '
' + '' + 'Join Scuttlebutt now' + '' ) ); } function wrapPage(id) { return wrap( "" + "" + "" + id + " | ssb-viewer" + "" + '' + styles + "", "" ); } var styles = ` `; function wrapJSON() { var first = true; return pull(pull.map(JSON.stringify), join(","), wrap("[", "]")); } function wrapJSEmbed(opts) { return pull( wrap('', ""), pull.map(docWrite), opts.base_token && rewriteBase(new RegExp(opts.base_token, "g")) ); } function rewriteBase(token) { // detect the origin of the script and rewrite the js/html to use it return pull( replace(token, '" + SSB_VIEWER_ORIGIN + "/'), wrap( "var SSB_VIEWER_ORIGIN = (function () {" + 'var scripts = document.getElementsByTagName("script")\n' + "var script = scripts[scripts.length-1]\n" + "if (!script) return location.origin\n" + 'return script.src.replace(/\\/%.*$/, "")\n' + "}())\n", "" ) ); } function join(delim) { var first = true; return pull.map(function(val) { if (!first) return delim + String(val); first = false; return val; }); } function replace(re, rep) { return pull.map(function(val) { return String(val).replace(re, rep); }); } function docWrite(str) { return "document.write(" + JSON.stringify(str) + ")\n"; } function renderMsg(opts, msg) { var c = msg.value.content || {}; var name = encodeURIComponent(msg.key); return ( '
' + '
' + '
' + '' + '
' + '" + msg.author.name + "" + msgTimestamp(msg, name) + '
' + '
' + '
' + render(opts, c) + "
" ); } function msgTimestamp(msg, name) { var date = new Date(msg.value.timestamp); var isoStr = date.toISOString(); return ( '' ); } function formatDate(date) { // return date.toISOString().replace('T', ' ') return htime(date); } function render(opts, c) { var base = opts.base; if (c.type === "post") { var channel = c.channel ? '
#' + c.channel + "
" : ""; return channel + renderPost(opts, c); } else if (c.type == "vote" && c.vote.expression == "Dig") { var channel = c.channel ? ' in #' + c.channel + "" : ""; var linkedText = "this"; if (typeof c.vote.linkedText != "undefined") linkedText = c.vote.linkedText.substring(0, 75); return ('' + 'Liked ' + '' + linkedText + "" + channel + '' ); } else if (c.type == "vote") { var linkedText = "this"; if (typeof c.vote.linkedText != "undefined") linkedText = c.vote.linkedText.substring(0, 75); return '' + 'Voted ' + linkedText + "" + ''; } else if (c.type == "contact" && c.following) { var name = c.contact; if (typeof c.contactAbout != "undefined") name = c.contactAbout.name; return '' + 'Followed ' + name + "" + ''; } else if (c.type == "contact" && !c.following) { var name = c.contact; if (typeof c.contactAbout != "undefined") name = c.contactAbout.name; return '' + 'Unfollowed ' + name + "" + ''; } else if (typeof c == "string") { return '' + "Wrote something private" + ''; } else if (c.type == "about") { return '' + "Changed something in about" + '' + renderDefault(c); } else if (c.type == "issue") { return '' + "Created a git issue" + (c.repoName != undefined ? " in repo " + c.repoName : "") + renderPost(opts, c) + ''; } else if (c.type == "git-update") { return '' + "Did a git update " + (c.repoName != undefined ? " in repo " + c.repoName : "") + "
" + (c.commits != undefined ? c.commits.map(com => { return "-" +com.title; }).join("
") : "") + '
' } else if (c.type == "ssb-dns") { return '' + "Updated DNS" + '' + renderDefault(c); } else if (c.type == "pub") { return '' + "Connected to the pub " + c.address.host + '' } else if (c.type == "channel" && c.subscribed) return '' + 'Subscribed to channel #' + c.channel + "" + ''; else if (c.type == "channel" && !c.subscribed) return '' + 'Unsubscribed from channel #' + c.channel + "" + ''; else return renderDefault(c); } function renderPost(opts, c) { return '
' + marked(String(c.text), opts.marked) + "
"; } function renderDefault(c) { return "
" + JSON.stringify(c, 0, 2) + "
"; }