support upload of files and attachments into comments. This has some repercussions when it comes to post permissions since the commenter will not know the distribution of the post. Basically the files will be uploaded with the commenter's default ACL. Most of the time this will do the right thing.

Zotlabs/Lib/ThreadItem.php

@@ -735,6 +735,7 @@ class ThreadItem {
 			'$edquote' => t('Quote'),
 			'$edcode' => t('Code'),
 			'$edimg' => t('Image'),
+			'$edatt' => t('Attach File'),
 			'$edurl' => t('Insert Link'),
 			'$edvideo' => t('Video'),
 			'$preview' => t('Preview'), // ((feature_enabled($conv->get_profile_owner(),'preview')) ? t('Preview') : ''),

view/js/main.js

@@ -132,6 +132,19 @@ function inserteditortag(BBcode, id) {
 	return true;
 }
 
+function insertCommentAttach(comment,id) {
+
+	activeCommentID = id;
+	activeCommentText = comment;
+
+	$('body').css('cursor', 'wait');
+
+	$('#invisible-comment-upload').trigger('click');
+ 
+	return false;
+
+}
+
 function insertCommentURL(comment, id) {
 	reply = prompt(aStr.linkurl);
 	if(reply && reply.length) {

view/tpl/comment_item.tpl

@@ -47,6 +47,9 @@
 							</button>
 						</div>
 						<div class="btn-group mr-2">
+							<button class="btn btn-outline-secondary btn-sm" title="{{$edatt}}" onclick="insertCommentAttach('{{$comment}}',{{$id}}); return false;">
+								<i class="fa fa-paperclip comment-icon"></i>
+							</button>
 							<button class="btn btn-outline-secondary btn-sm" title="{{$edurl}}" onclick="insertCommentURL('{{$comment}}',{{$id}}); return false;">
 								<i class="fa fa-link comment-icon"></i>
 							</button>

view/tpl/jot-header.tpl

@@ -106,6 +106,9 @@ function enableOnUser(){
 <script src="library/blueimp_upload/js/jquery.fileupload.js"></script>
 
 <script>
+var activeCommentID = 0;
+var activeCommentText = '';
+
 	$(document).ready(function() {
 		/* enable tinymce on focus and click */
 		$("#profile-jot-text").focus(enableOnUser);
@@ -139,6 +142,34 @@ function enableOnUser(){
           DragDropUploadInit();
         }
 
+
+		$('#invisible-comment-upload').fileupload({
+			url: 'wall_attach/{{$nickname}}',
+			dataType: 'json',
+			maxChunkSize: 4 * 1024 * 1024,
+			add: function(e,data) {
+
+				var tmpStr = $("#comment-edit-text-" + activeCommentID).val();
+				if(tmpStr == activeCommentText) {
+					tmpStr = "";
+					$("#comment-edit-text-" + activeCommentID).addClass("comment-edit-text-full");
+					$("#comment-edit-text-" + activeCommentID).removeClass("comment-edit-text-empty");
+					openMenu("comment-tools-" + activeCommentID);
+					$("#comment-edit-text-" + activeCommentID).val(tmpStr);
+				}
+				data.submit();
+			},
+
+			done: function(e,data) {
+				textarea = document.getElementById("comment-edit-text-" + activeCommentID);
+				textarea.value = textarea.value + data.result.message;
+			},
+			stop: function(e,data) {
+				$('body').css('cursor', 'auto');
+				preview_comment(activeCommentID);
+				activeCommentID = 0;
+			},
+		});
 	});
 
 	function deleteCheckedItems() {

view/tpl/jot.tpl

@@ -1,4 +1,5 @@
 <input id="invisible-wall-file-upload" type="file" name="files" style="visibility:hidden;position:absolute;top:-50;left:-50;width:0;height:0;" multiple>
+<input id="invisible-comment-upload" type="file" name="files" style="visibility:hidden;position:absolute;top:-50;left:-50;width:0;height:0;" multiple>
 <form id="profile-jot-form" action="{{$action}}" method="post" class="acl-form" data-form_id="profile-jot-form" data-allow_cid='{{$allow_cid}}' data-allow_gid='{{$allow_gid}}' data-deny_cid='{{$deny_cid}}' data-deny_gid='{{$deny_gid}}'>
 	{{$mimeselect}}
 	{{$layoutselect}}