From 00472915a4fb29399109ec9c088ab1e6a3f9b0ec Mon Sep 17 00:00:00 2001
From: cel <cel@f/6sQ6d2CMxRUhLpspgGIulDxDCwYD7DzFzPNr7u5AU=.ed25519>
Date: Thu, 14 Sep 2017 08:46:07 -1000
Subject: Render npm-packages

---
 lib/app.js        | 18 ++++++++++++++++++
 lib/render-msg.js | 15 +++++++++++++--
 lib/render.js     | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 lib/serve.js      | 37 +++++++++++++++++++++++++++++++++++++
 4 files changed, 117 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/app.js b/lib/app.js
index afa914f..3255851 100644
--- a/lib/app.js
+++ b/lib/app.js
@@ -545,3 +545,21 @@ App.prototype.streamPrivate = function (opts) {
     pull.take(opts.limit)
   )
 }
+
+App.prototype.blobMentions = function (opts) {
+  if (!this.sbot.links2) return pull.error(new Error(
+    'missing ssb-links plugin'))
+  return this.sbot.links2.read({
+    query: [
+      {$filter: {rel: ['mentions', opts.name]}},
+      {$filter: {dest: {$prefix: '&'}}},
+      {$map: {
+        name: ['rel', 1],
+        size: ['rel', 2],
+        link: 'dest',
+        author: 'source',
+        time: 'ts'
+      }}
+    ]
+  })
+}
diff --git a/lib/render-msg.js b/lib/render-msg.js
index e9fc413..2e58610 100644
--- a/lib/render-msg.js
+++ b/lib/render-msg.js
@@ -254,6 +254,7 @@ RenderMsg.prototype.message = function (cb) {
     case 'mutual/credit': return this.mutualCredit(cb)
     case 'mutual/account': return this.mutualAccount(cb)
     case 'npm-publish': return this.npmPublish(cb)
+    case 'npm-packages': return this.npmPackages(cb)
     default: return this.object(cb)
   }
 }
@@ -569,13 +570,16 @@ RenderMsg.prototype.gitUpdate = function (cb) {
               h('code', String(tag.sha1).substr(0, 8))), ' ',
             'tagged ', String(tag.type), ' ',
             h('code', String(tag.object).substr(0, 8)), ' ',
-            String(tag.tag)
+            String(tag.tag),
+            tag.title ? [': ', self.linkify(String(tag.title).trim()), ' '] : '',
+            tag.body ? self.render.gitCommitBody(tag.body) : ''
           )
         })) : '',
         self.c.commits_more ? h('div',
           '+ ' + self.c.commits_more + ' more commits') : '',
         self.c.tags_more ? h('div',
-          '+ ' + self.c.tags_more + ' more tags') : ''
+          '+ ' + self.c.tags_more + ' more tags') : '',
+	self.render.npmPackageMentions(self.c.mentions)
     ), cb)
   })
 }
@@ -943,6 +947,13 @@ RenderMsg.prototype.npmPublish = function (cb) {
   })
 }
 
+RenderMsg.prototype.npmPackages = function (cb) {
+  var self = this
+  self.wrap([
+    self.render.npmPackageMentions(self.c.mentions)
+  ], cb)
+}
+
 RenderMsg.prototype.npmPublishTitle = function (cb) {
   var pkg = this.c.meta || {}
   var name = pkg.name || pkg._id || '?'
diff --git a/lib/render.js b/lib/render.js
index 63eecd4..9bba5bd 100644
--- a/lib/render.js
+++ b/lib/render.js
@@ -389,3 +389,52 @@ Render.prototype.highlight = function (code, lang) {
     return u.escapeHTML(code)
   }
 }
+
+Render.prototype.npmPackageMentions = function (links) {
+  var self = this
+  var pkgLinks = u.toArray(links).filter(function (link) {
+    return /^npm:/.test(link.name)
+  })
+  return pkgLinks.length > 0 ? h('div',
+    h('table',
+      h('thead', h('tr',
+	h('td', 'package'),
+	h('td', 'version'),
+	h('td', 'tag'),
+	h('td', 'size'),
+	h('td', 'tarball')
+      )),
+      h('tbody', pkgLinks.map(function (link) {
+	return self.npmPackageMention(link)
+      }))
+    )
+  ) : ''
+}
+
+Render.prototype.npmPackageMention = function (link) {
+  var parts = String(link.name).replace(/\.tgz$/, '').split(':')
+  var name = parts[1]
+  var version = parts[2]
+  var distTag = parts[3]
+  return h('tr', [
+    h('td', h('a', {
+      href: this.toUrl('/npm/' + name),
+      title: 'package name'
+    }, name), ' '),
+    h('td', version ? [h('a', {
+      href: this.toUrl('/npm/' + name + '/' + version + '/'),
+      title: 'package version'
+    }, version), ' '] : ''),
+    h('td', distTag ? [h('a', {
+      href: this.toUrl('/npm/' + name + '//' + distTag + '/'),
+      title: 'dist-tag'
+    }, distTag), ' '] : ''),
+    h('td', {align: 'right'}, link.size != null ? [h('span', {
+      title: 'tarball size'
+    }, this.formatSize(link.size)), ' '] : ''),
+    h('td', typeof link.link === 'string' ? [h('a', {
+      href: this.toUrl('/links/' + link.link),
+      title: 'package tarball'
+    }, link.link.substr(0, 8) + '…')] : '')
+  ])
+}
diff --git a/lib/serve.js b/lib/serve.js
index c4c740c..9686927 100644
--- a/lib/serve.js
+++ b/lib/serve.js
@@ -302,6 +302,7 @@ Serve.prototype.path = function (url) {
     case '/about': return this.about(m[2])
     case '/git': return this.git(m[2])
     case '/image': return this.image(m[2])
+    case '/npm': return this.npm(m[2])
   }
   return this.respond(404, 'Not found')
 }
@@ -1872,6 +1873,42 @@ Serve.prototype.gitObjectLinks = function (headMsgId, type) {
   }, 8)
 }
 
+Serve.prototype.npm = function (url) {
+  var self = this
+  var parts = url.split('/')
+  var name = parts[1]
+  var version = parts[2]
+  var distTag = parts[3]
+  var prefix = 'npm:' +
+    (name ? name + ':' +
+      (version ? version + ':' +
+        (distTag ? distTag + ':' : '') : '') : '')
+
+  return pull(
+    ph('section', {}, [
+      ph('h3', ['npm: ',
+        name ? [ph('code', name), ' '] : '',
+        version ? [ph('code', version), ' '] : '',
+        distTag ? [ph('code', distTag), ' '] : ''
+      ]),
+      pull(
+        self.app.blobMentions({
+          name: {$prefix: prefix}
+        }),
+        distTag && !version && pull.filter(function (link) {
+          return link.name.split(':')[3] === distTag
+        }),
+        pull.map(function (link) {
+          return self.app.render.npmPackageMention(link)
+        }),
+        pull.map(u.toHTML)
+      )
+    ]),
+    self.wrapPage('npm:'),
+    self.respondSink(200)
+  )
+}
+
 // wrap a binary source and render it or turn into an embed
 Serve.prototype.wrapBinary = function (opts) {
   var self = this
-- 
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