From 5f27b620cd428e2c04d449b31668b9507c30c2bc Mon Sep 17 00:00:00 2001
From: Nicolas Stepien <mayhemydg@gmail.com>
Date: Tue, 17 Jan 2012 04:42:05 +0100
Subject: [PATCH] Display file previews, add titles.

---
 4chan_x.user.js | 25 +++++++++++++++++--------
 script.coffee   | 32 +++++++++++++++++++-------------
 2 files changed, 36 insertions(+), 21 deletions(-)

diff --git a/4chan_x.user.js b/4chan_x.user.js
index f8876e1a2..c51e00546 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -1286,7 +1286,7 @@
         } else if (-1 === qr.mimeTypes.indexOf(file.type)) {
           qr.error('Unsupported file type.');
         } else {
-
+          qr.selected.setFile(file);
         }
         return;
       }
@@ -1300,8 +1300,8 @@
           qr.error("" + file.name + ": Unsupported file type.");
           break;
         }
-        if (qr.replies.length === 1 && !qr.replies[0].file) {
-          qr.replies[0].setFile(file);
+        if (!qr.replies[qr.replies.length - 1].file) {
+          qr.replies[qr.replies.length - 1].setFile(file);
         } else {
           new qr.reply(file);
         }
@@ -1316,9 +1316,7 @@
           _this = this;
         _ref = (previous = qr.replies[qr.replies.length - 1]) ? [previous.name, /^sage$/.test(previous.email) ? null : previous.email, conf['Remember Subject'] ? previous.sub : null] : [$.get("qr_name", null), $.get("qr_email", null), conf['Remember Subject'] ? $.get("qr_sub", null) : null], this.name = _ref[0], this.email = _ref[1], this.sub = _ref[2];
         this.com = null;
-        this.el = $.el('li', {
-          textContent: 'no file'
-        });
+        this.el = $.el('li');
         $.on(this.el, 'click', function() {
           return _this.select();
         });
@@ -1328,8 +1326,19 @@
       }
 
       _Class.prototype.setFile = function(file) {
+        var reader,
+          _this = this;
         this.file = file;
-        return this.el.textContent = this.file.fileName;
+        this.el.title = file.name;
+        if (file.type === 'application/pdf') {
+          this.el.style.backgroundImage = null;
+          return;
+        }
+        reader = new FileReader();
+        reader.onload = function(e) {
+          return _this.el.style.backgroundImage = "url(" + e.target.result + ")";
+        };
+        return reader.readAsDataURL(file);
       };
 
       _Class.prototype.select = function() {
@@ -1373,7 +1382,7 @@
         }
       });
       qr.mimeTypes = mimeTypes.split(', ');
-      qr.el = ui.dialog('qr', 'top:0;right:0;', "<style>.autohide:not(:hover) > form {  display: none;}#qr > .move {  min-width: 300px;  overflow: hidden;  box-sizing: border-box;  padding: 0 2px;}#qr > .move > span {  float: right;}#autohide, #qr select, #dump, .captcha {  cursor: pointer;}#qr select,#qr > form {  margin: 0;}#dump {  background: -webkit-linear-gradient(#EEE, #CCC);  background: -moz-linear-gradient(#EEE, #CCC);  background: -o-linear-gradient(#EEE, #CCC);  background: linear-gradient(#EEE, #CCC);  width: 10%;}#dump:hover, #dump:focus {  background: -webkit-linear-gradient(#FFF, #DDD);  background: -moz-linear-gradient(#FFF, #DDD);  background: -o-linear-gradient(#FFF, #DDD);  background: linear-gradient(#FFF, #DDD);}#dump:active, .dump #dump:not(:hover):not(:focus) {  background: -webkit-linear-gradient(#CCC, #DDD);  background: -moz-linear-gradient(#CCC, #DDD);  background: -o-linear-gradient(#CCC, #DDD);  background: linear-gradient(#CCC, #DDD);}#qr:not(.dump) output {  display: none;}#replies {  display: block;  height: 100px;  position: relative;}#replies > ol {  top: 0; right: 0; bottom: 0; left: 0;  margin: 0; padding: 0;  overflow: hidden;  position: absolute;  white-space: nowrap;}#replies > ol:hover {  overflow-x: auto;}#replies > ol > li {  background-color: rgba(0,0,0,.5);  border: 1px solid #000;  box-sizing: border-box;  color: #FFF;  display: inline-block;  height: 80px; width: 80px;  margin:10px; padding: 2px;  opacity: .8;  text-shadow: 0 1px 1px #000;  -webkit-transition: opacity .25s;  -moz-transition: opacity .25s;  -o-transition: opacity .25s;  transition: opacity .25s;}#replies > ol > li:hover {  opacity: .9;}#replies > ol > li#selected {  opacity: 1;}.field {  border: 1px solid #CCC;  color: #333;  font: 13px sans-serif;  margin: 0;  padding: 2px 4px 3px;  width: 30%;  -webkit-transition: color .25s, border .25s;  -moz-transition: color .25s, border .25s;  -o-transition: color .25s, border .25s;  transition: color .25s, border .25s;}.field:-moz-placeholder,.field:hover:-moz-placeholder {  color: #AAA;}.field:hover, .field:focus {  border-color: #999;  color: #000;  outline: none;}textarea.field {  min-height: 120px;  width: 100%;}.captcha {  background: #FFF;  text-align: center;}.captcha > img {  height: 57px;  width: 300px;}.field[name=captcha] {  width: 100%;}#qr [type=file] {  width: 80%;}#qr [type=submit] {  padding: 0 -moz-calc(1px); /* Gecko does not respect box-sizing: border-box */  width: 20%;}</style><div class=move>  Quick Reply <input type=checkbox name=autohide id=autohide title=Auto-hide>  <span>" + (g.REPLY ? '' : threads) + " <a class=close>⨯</a></span></div><form>  <div><input id=dump class=field type=button title='Dump mode' value=+><input name=name title=Name placeholder=Name class=field size=1><input name=email title=E-mail placeholder=E-mail class=field size=1><input name=sub title=Subject placeholder=Subject class=field size=1></div>  <output id=replies><ol><a id=addReply>+</a></ol></output>  <div><textarea name=com title=Comment placeholder=Comment class=field></textarea></div>  <div class=captcha><img></div>  <div><input name=captcha title=Verification placeholder=Verification class=field size=1></div>  <div><input type=file name=upfile max=" + ($('[name=MAX_FILE_SIZE]').value) + " accept='" + mimeTypes + "' multiple><input type=submit value=" + (g.dead ? '404 disabled' : 'Submit') + "></div>  <div class=error></div></form>");
+      qr.el = ui.dialog('qr', 'top:0;right:0;', "<style>.autohide:not(:hover) > form {  display: none;}#qr > .move {  min-width: 300px;  overflow: hidden;  box-sizing: border-box;  padding: 0 2px;}#qr > .move > span {  float: right;}#autohide, #qr select, #dump, .captcha {  cursor: pointer;}#qr select,#qr > form {  margin: 0;}#dump {  background: -webkit-linear-gradient(#EEE, #CCC);  background: -moz-linear-gradient(#EEE, #CCC);  background: -o-linear-gradient(#EEE, #CCC);  background: linear-gradient(#EEE, #CCC);  width: 10%;}#dump:hover, #dump:focus {  background: -webkit-linear-gradient(#FFF, #DDD);  background: -moz-linear-gradient(#FFF, #DDD);  background: -o-linear-gradient(#FFF, #DDD);  background: linear-gradient(#FFF, #DDD);}#dump:active, .dump #dump:not(:hover):not(:focus) {  background: -webkit-linear-gradient(#CCC, #DDD);  background: -moz-linear-gradient(#CCC, #DDD);  background: -o-linear-gradient(#CCC, #DDD);  background: linear-gradient(#CCC, #DDD);}#qr:not(.dump) output {  display: none;}#replies {  display: block;  height: 100px;  position: relative;}#replies > ol {  top: 0; right: 0; bottom: 0; left: 0;  margin: 0; padding: 0;  overflow: hidden;  position: absolute;  white-space: nowrap;}#replies > ol:hover {  overflow-x: auto;}#replies > ol > li {  background-color: rgba(0,0,0,.5);  background-position: 50% 20%;  background-size: cover;  border: 1px solid #000;  box-sizing: border-box;  color: #FFF;  cursor: pointer;  display: inline-block;  height: 90px; width: 90px;  margin: 5px; padding: 2px;  opacity: .5;  text-shadow: 0 1px 1px #000;  -webkit-transition: opacity .25s;  -moz-transition: opacity .25s;  -o-transition: opacity .25s;  transition: opacity .25s;}#replies > ol > li:hover {  opacity: .9;}#replies > ol > li#selected {  opacity: 1;}.field {  border: 1px solid #CCC;  color: #333;  font: 13px sans-serif;  margin: 0;  padding: 2px 4px 3px;  width: 30%;  -webkit-transition: color .25s, border .25s;  -moz-transition: color .25s, border .25s;  -o-transition: color .25s, border .25s;  transition: color .25s, border .25s;}.field:-moz-placeholder,.field:hover:-moz-placeholder {  color: #AAA;}.field:hover, .field:focus {  border-color: #999;  color: #000;  outline: none;}textarea.field {  min-height: 120px;  width: 100%;}.captcha {  background: #FFF;  text-align: center;}.captcha > img {  height: 57px;  width: 300px;}.field[name=captcha] {  width: 100%;}#qr [type=file] {  width: 80%;}#qr [type=submit] {  padding: 0 -moz-calc(1px); /* Gecko does not respect box-sizing: border-box */  width: 20%;}</style><div class=move>  Quick Reply <input type=checkbox name=autohide id=autohide title=Auto-hide>  <span>" + (g.REPLY ? '' : threads) + " <a class=close>⨯</a></span></div><form>  <div><input id=dump class=field type=button title='Dump mode' value=+><input name=name title=Name placeholder=Name class=field size=1><input name=email title=E-mail placeholder=E-mail class=field size=1><input name=sub title=Subject placeholder=Subject class=field size=1></div>  <output id=replies><ol><a id=addReply>+</a></ol></output>  <div><textarea name=com title=Comment placeholder=Comment class=field></textarea></div>  <div class=captcha><img></div>  <div><input name=captcha title=Verification placeholder=Verification class=field size=1></div>  <div><input type=file name=upfile max=" + ($('[name=MAX_FILE_SIZE]').value) + " accept='" + mimeTypes + "' multiple><input type=submit value=" + (g.dead ? '404 disabled' : 'Submit') + "></div>  <div class=error></div></form>");
       if (!g.REPLY) {
         $.on($('select', qr.el), 'mousedown', function(e) {
           return e.stopPropagation();
diff --git a/script.coffee b/script.coffee
index 352802f6d..2b2308bd6 100644
--- a/script.coffee
+++ b/script.coffee
@@ -953,8 +953,7 @@ qr =
       else if -1 is qr.mimeTypes.indexOf file.type
         qr.error 'Unsupported file type.'
       else
-        # set or modify selected reply's file
-        # qr.replies[?].setFile file
+        qr.selected.setFile file
       return
     for file in @files
       if file.size > @max
@@ -963,9 +962,9 @@ qr =
       else if -1 is qr.mimeTypes.indexOf file.type
         qr.error "#{file.name}: Unsupported file type."
         break
-      if qr.replies.length is 1 and not qr.replies[0].file
-        # set initial reply's file
-        qr.replies[0].setFile file
+      unless qr.replies[qr.replies.length - 1].file
+        # set last reply's file
+        qr.replies[qr.replies.length - 1].setFile file
       else
         new qr.reply file
     $.addClass qr.el, 'dump'
@@ -987,15 +986,20 @@ qr =
             if conf['Remember Subject'] then $.get("qr_sub", null) else null
           ]
       @com = null
-      @el = $.el 'li',
-        textContent: 'no file'
+      @el = $.el 'li'
       $.on @el, 'click', => @select()
       @setFile file if file
       $.before $('#addReply', qr.el), @el
       qr.replies.push @
     setFile: (@file) ->
-      # update UI
-      @el.textContent = @file.fileName
+      @el.title = file.name
+      if file.type is 'application/pdf'
+        @el.style.backgroundImage = null
+        return
+      reader = new FileReader()
+      reader.onload = (e) =>
+        @el.style.backgroundImage = "url(#{e.target.result})"
+      reader.readAsDataURL file
     select: ->
       qr.selected?.el.id = null
       qr.selected = @
@@ -1005,7 +1009,6 @@ qr =
     rm: ->
       # rm reply from qr.replies and the UI
 
-
   dialog: ->
     # create a new thread or select thread to reply to
     unless g.REPLY
@@ -1083,13 +1086,16 @@ qr =
 }
 #replies > ol > li {
   background-color: rgba(0,0,0,.5);
+  background-position: 50% 20%;
+  background-size: cover;
   border: 1px solid #000;
   box-sizing: border-box;
   color: #FFF;
+  cursor: pointer;
   display: inline-block;
-  height: 80px; width: 80px;
-  margin:10px; padding: 2px;
-  opacity: .8;
+  height: 90px; width: 90px;
+  margin: 5px; padding: 2px;
+  opacity: .5;
   text-shadow: 0 1px 1px #000;
   -webkit-transition: opacity .25s;
   -moz-transition: opacity .25s;