From 04e050fadf375a002f0bb294bab795a4f9389e42 Mon Sep 17 00:00:00 2001
From: cel <cel@f/6sQ6d2CMxRUhLpspgGIulDxDCwYD7DzFzPNr7u5AU=.ed25519>
Date: Tue, 30 May 2017 10:31:38 -1000
Subject: Show warning if blob or emoji is large

---
 lib/serve.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'lib/serve.js')

diff --git a/lib/serve.js b/lib/serve.js
index 6aed742..1b1ab0a 100644
--- a/lib/serve.js
+++ b/lib/serve.js
@@ -2104,6 +2104,7 @@ Serve.prototype.composer = function (opts, cb) {
   function preview(raw, cb) {
     var msgContainer = h('table.ssb-msgs')
     var contentInput = h('input', {type: 'hidden', name: 'content'})
+    var warningsContainer = h('div')
 
     var content
     try { content = JSON.parse(data.text) }
@@ -2123,6 +2124,27 @@ Serve.prototype.composer = function (opts, cb) {
         }
       }
       if (content.recps) msg.value.private = true
+
+      var warnings = []
+      u.toLinkArray(content.mentions).forEach(function (link) {
+        if (link.emoji && link.size >= 10e3) {
+          warnings.push(h('li',
+            'emoji ', h('q', link.name),
+            ' (', h('code', String(link.link).substr(0, 8) + '…'), ')'
+            + ' is >10KB'))
+        } else if (link.link[0] === '&' && link.size >= 10e6 && link.type) {
+          // if link.type is set, we probably just uploaded this blob
+          warnings.push(h('li',
+            'attachment ',
+            h('code', String(link.link).substr(0, 8) + '…'),
+            ' is >10MB'))
+        }
+      })
+      if (warnings.length) {
+        warningsContainer.appendChild(h('div', h('em', 'warning:')))
+        warningsContainer.appendChild(h('ul.mentions', warnings))
+      }
+
       pull(
         pull.once(msg),
         self.app.unboxMessages(),
@@ -2137,6 +2159,7 @@ Serve.prototype.composer = function (opts, cb) {
       contentInput,
       opts.redirectToPublishedMsg ? h('input', {type: 'hidden',
         name: 'redirect_to_published_msg', value: '1'}) : '',
+      warningsContainer,
       h('div', h('em', 'draft:')),
       msgContainer,
       h('div.composer-actions',
-- 
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