Render npm prebuilds

3 files changed, 154 insertions, 14 deletions

diff --git a/lib/render-msg.js b/lib/render-msg.js
index 9b69603..186bb9f 100644
--- a/lib/render-msg.js
+++ b/lib/render-msg.js
@@ -255,6 +255,7 @@ RenderMsg.prototype.message = function (cb) {
     case 'mutual/account': return this.mutualAccount(cb)
     case 'npm-publish': return this.npmPublish(cb)
     case 'npm-packages': return this.npmPackages(cb)
+    case 'npm-prebuilds': return this.npmPrebuilds(cb)
     default: return this.object(cb)
   }
 }
@@ -540,7 +541,8 @@ RenderMsg.prototype.gitUpdate = function (cb) {
   var done = multicb({pluck: 1, spread: true})
   self.link(self.c.repo, done())
   self.render.npmPackageMentions(self.c.mentions, done())
-  done(function (err, a, pkgMentionsEl) {
+  self.render.npmPrebuildMentions(self.c.mentions, done())
+  done(function (err, a, pkgMentionsEl, prebuildMentionsEl) {
     if (err) return cb(err)
       self.wrap(h('div.ssb-git-update',
         'git push ', a, ' ',
@@ -583,7 +585,8 @@ RenderMsg.prototype.gitUpdate = function (cb) {
           '+ ' + self.c.commits_more + ' more commits') : '',
         self.c.tags_more ? h('div',
           '+ ' + self.c.tags_more + ' more tags') : '',
-	pkgMentionsEl
+	pkgMentionsEl,
+	prebuildMentionsEl
     ), cb)
   })
 }
@@ -959,6 +962,14 @@ RenderMsg.prototype.npmPackages = function (cb) {
   })
 }
 
+RenderMsg.prototype.npmPrebuilds = function (cb) {
+  var self = this
+  self.render.npmPrebuildMentions(self.c.mentions, function (err, el) {
+    if (err) return cb(err)
+    self.wrap(el, 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 cc08259..a7d02be 100644
--- a/lib/render.js
+++ b/lib/render.js
@@ -410,12 +410,39 @@ Render.prototype.npmPackageMentions = function (links, cb) {
   done(function (err, mentionEls) {
     cb(null, h('table',
       h('thead', h('tr',
-        h('td', 'package'),
-        h('td', 'version'),
-        h('td', 'tag'),
-        h('td', 'size'),
-        h('td', 'tarball'),
-        h('td', 'readme')
+        h('th', 'package'),
+        h('th', 'version'),
+        h('th', 'tag'),
+        h('th', 'size'),
+        h('th', 'tarball'),
+        h('th', 'readme')
+      )),
+      h('tbody', mentionEls)
+    ))
+  })
+}
+
+Render.prototype.npmPrebuildMentions = function (links, cb) {
+  var self = this
+  var prebuildLinks = u.toArray(links).filter(function (link) {
+    return /^prebuild:/.test(link.name)
+  })
+  if (prebuildLinks.length === 0) return cb(null, '')
+  var done = multicb({pluck: 1})
+  prebuildLinks.forEach(function (link) {
+    self.npmPrebuildMention(link, {}, done())
+  })
+  done(function (err, mentionEls) {
+    cb(null, h('table',
+      h('thead', h('tr',
+        h('th', 'name'),
+        h('th', 'version'),
+        h('th', 'runtime'),
+        h('th', 'abi'),
+        h('th', 'platform+libc'),
+        h('th', 'arch'),
+        h('th', 'size'),
+        h('th', 'tarball')
       )),
       h('tbody', mentionEls)
     ))
@@ -423,6 +450,7 @@ Render.prototype.npmPackageMentions = function (links, cb) {
 }
 
 Render.prototype.npmPackageMention = function (link, opts, cb) {
+  var nameRegex = /'prebuild:{name}-v{version}-{runtime}-v{abi}-{platform}{libc}-{arch}.tar.gz'/
   var parts = String(link.name).replace(/\.tgz$/, '').split(':')
   var name = parts[1]
   var version = parts[2]
@@ -470,12 +498,59 @@ Render.prototype.npmPackageMention = function (link, opts, cb) {
           href: self.toUrl('/npm-readme/' + encodeURIComponent(link.link)),
           title: 'package contents'
         }, 'readme')
-        : h('form', {action: '', method: 'post'},
-          h('input', {type: 'hidden', name: 'action', value: 'want-blobs'}),
-          h('input', {type: 'hidden', name: 'async_want', value: '1'}),
-          h('input', {type: 'hidden', name: 'blob_ids', value: link.link}),
-          h('input', {type: 'submit', value: 'fetch'})
-        ))
+        : self.blobFetchForm(link.link))
+    ]))
+  })
+}
+
+Render.prototype.blobFetchForm = function (id) {
+  return h('form', {action: '', method: 'post'},
+    h('input', {type: 'hidden', name: 'action', value: 'want-blobs'}),
+    h('input', {type: 'hidden', name: 'async_want', value: '1'}),
+    h('input', {type: 'hidden', name: 'blob_ids', value: id}),
+    h('input', {type: 'submit', value: 'fetch'})
+  )
+}
+
+Render.prototype.npmPrebuildNameRegex = /^prebuild:(.*?)-v([0-9]+\.[0-9]+.*?)-(.*?)-v(.*?)-(.*?)-(.*?)\.tar\.gz$/
+
+Render.prototype.npmPrebuildMention = function (link, opts, cb) {
+  var m = this.npmPrebuildNameRegex.exec(link.name)
+  if (!m) return cb(null, '')
+  var name = m[1], version = m[2], runtime = m[3],
+      abi = m[4], platformlibc = m[5], arch = m[6]
+  var self = this
+  var done = multicb({pluck: 1, spread: true})
+  var base = '/npm-prebuilds/' + (opts.author ? u.escapeId(link.author) + '/' : '')
+  self.app.getAbout(link.author, done())
+  self.app.getBlobState(link.link, done())
+  done(function (err, about, blobState) {
+    if (err) return cb(err)
+    cb(null, h('tr', [
+      opts.withAuthor ? h('td', h('a', {
+        href: self.toUrl(link.author)
+      }, about.name), ' ') : '',
+      h('td', h('a', {
+        href: self.toUrl(base + name)
+      }, name), ' '),
+      h('td', h('a', {
+        href: self.toUrl('/npm/' + name + '/' + version)
+      }, version), ' '),
+      h('td', runtime, ' '),
+      h('td', abi, ' '),
+      h('td', platformlibc, ' '),
+      h('td', arch, ' '),
+      h('td', {align: 'right'}, link.size != null ? [
+        self.formatSize(link.size), ' '
+      ] : ''),
+      h('td', typeof link.link === 'string' ? h('code', h('a', {
+        href: self.toUrl('/links/' + link.link)
+      }, link.link.substr(0, 8) + '…')) : ''),
+      h('td',
+        blobState === 'wanted' ?
+        'fetching...'
+        : blobState ? ''
+        : self.blobFetchForm(link.link))
     ]))
   })
 }
diff --git a/lib/serve.js b/lib/serve.js
index 62e3629..6a08c4a 100644
--- a/lib/serve.js
+++ b/lib/serve.js
@@ -302,6 +302,7 @@ Serve.prototype.path = function (url) {
     case '/git': return this.git(m[2])
     case '/image': return this.image(m[2])
     case '/npm': return this.npm(m[2])
+    case '/npm-prebuilds': return this.npmPrebuilds(m[2])
     case '/npm-readme': return this.npmReadme(m[2])
   }
   return this.respond(404, 'Not found')
@@ -1971,6 +1972,59 @@ Serve.prototype.npm = function (url) {
   )
 }
 
+Serve.prototype.npmPrebuilds = function (url) {
+  var self = this
+  var parts = url.split('/')
+  var author = parts[1] && parts[1][0] === '@'
+    ? u.unescapeId(parts.splice(1, 1)[0]) : null
+  var name = parts[1]
+  var version = parts[2]
+  var prefix = 'prebuild:' +
+    (name ? name + '-' +
+      (version ? version + '-' : '') : '')
+
+  var render = self.app.render
+  var base = '/npm-prebuilds/' + (author ? u.escapeId(author) + '/' : '')
+  return pull(
+    ph('section', {}, [
+      ph('h3', [ph('a', {href: render.toUrl('/npm-prebuilds/')}, 'npm prebuilds'), ' : ',
+        name ? [ph('a', {href: render.toUrl(base + name)}, name), ' : '] : '',
+        version ? [ph('a', {href: render.toUrl(base + name + '/' + version)}, version)] : '',
+      ]),
+      ph('table', [
+        ph('thead', ph('tr', [
+          ph('th', 'publisher'),
+          ph('th', 'name'),
+          ph('th', 'version'),
+          ph('th', 'runtime'),
+          ph('th', 'abi'),
+          ph('th', 'platform+libc'),
+          ph('th', 'arch'),
+          ph('th', 'size'),
+          ph('th', 'tarball')
+        ])),
+        ph('tbody', pull(
+          self.app.blobMentions({
+            name: {$prefix: prefix},
+            author: author,
+          }),
+          paramap(function (link, cb) {
+            self.app.render.npmPrebuildMention(link, {
+              withAuthor: true,
+              author: author,
+              name: name,
+              version: version,
+            }, cb)
+          }, 4),
+          pull.map(u.toHTML)
+        ))
+      ])
+    ]),
+    self.wrapPage(prefix),
+    self.respondSink(200)
+  )
+}
+
 Serve.prototype.npmReadme = function (url) {
   var self = this
   var id = decodeURIComponent(url.substr(1))