Merge pull request #1051 from anaqreon/auto-save

Auto-save comment and post text

6 files changed, 118 insertions, 2 deletions

diff --git a/Zotlabs/Lib/ThreadItem.php b/Zotlabs/Lib/ThreadItem.php
index d35d4732a..c2aa920b9 100644
--- a/Zotlabs/Lib/ThreadItem.php
+++ b/Zotlabs/Lib/ThreadItem.php
@@ -733,6 +733,8 @@ class ThreadItem {
 		$arr = array('comment_buttons' => '','id' => $this->get_id());
 		call_hooks('comment_buttons',$arr);
 		$comment_buttons = $arr['comment_buttons'];
+		
+		$feature_auto_save_draft = ((feature_enabled($conv->get_profile_owner(), 'auto_save_draft')) ? "true" : "false");
 
 		$comment_box = replace_macros($template,array(
 			'$return_path' => '',
@@ -768,7 +770,8 @@ class ThreadItem {
 			'$anoncomments' => ((($conv->get_mode() === 'channel' || $conv->get_mode() === 'display') && perm_is_allowed($conv->get_profile_owner(),'','post_comments')) ? true : false),
 			'$anonname' => [ 'anonname', t('Your full name (required)') ],
 			'$anonmail' => [ 'anonmail', t('Your email address (required)') ],
-			'$anonurl'  => [ 'anonurl',  t('Your website URL (optional)') ]
+			'$anonurl'  => [ 'anonurl',  t('Your website URL (optional)') ],
+			'$auto_save_draft' => $feature_auto_save_draft,
 		));
 
 		return $comment_box;
diff --git a/include/conversation.php b/include/conversation.php
index ce0467770..3834d9866 100644
--- a/include/conversation.php
+++ b/include/conversation.php
@@ -1301,7 +1301,9 @@ function status_editor($a, $x, $popup = false) {
 		$id_select = '';
 
 	$webpage = ((x($x,'webpage')) ? $x['webpage'] : '');
-
+	
+	$feature_auto_save_draft = ((feature_enabled($x['profile_uid'], 'auto_save_draft')) ? "true" : "false");
+	
 	$tpl = get_markup_template('jot-header.tpl');
 
 	App::$page['htmlhead'] .= replace_macros($tpl, array(
@@ -1323,6 +1325,7 @@ function status_editor($a, $x, $popup = false) {
 		'$modalerroralbum' => t('Error getting album'),
 		'$nocomment_enabled' => t('Comments enabled'),
 		'$nocomment_disabled' => t('Comments disabled'),
+		'$auto_save_draft' => $feature_auto_save_draft,
 	));
 
 	$tpl = get_markup_template('jot.tpl');
diff --git a/include/features.php b/include/features.php
index 57a6f7310..c865f6754 100644
--- a/include/features.php
+++ b/include/features.php
@@ -350,6 +350,15 @@ function get_features($filtered = true, $level = (-1)) {
 				feature_level('suppress_duplicates',1),
 			],
 
+			[
+				'auto_save_draft', 
+				t('Auto-save drafts of posts and comments'),  
+				t('Automatically saves post and comment drafts in local browser storage to help prevent accidental loss of compositions'),
+				true,
+				get_config('feature_lock','auto_save_draft'),
+				feature_level('auto_save_draft',1),
+			],
+
 		],
 
 		// Network Tools
diff --git a/view/js/main.js b/view/js/main.js
index e700c4e6e..c3c2c850f 100644
--- a/view/js/main.js
+++ b/view/js/main.js
@@ -166,6 +166,16 @@ function handle_comment_form(e) {
 		$('#' + commentElm).addClass('expanded').removeAttr('placeholder');
 		$('#' + commentElm).attr('tabindex','9');
 		$('#' + submitElm).attr('tabindex','10');
+		
+		if(auto_save_draft) {
+			var commentBody = localStorage.getItem("comment_body");
+			if(commentBody && $('#' + commentElm).val() === '') {
+				$('#' + commentElm).val(commentBody);
+			}
+		} else {
+			localStorage.removeItem("comment_body");
+		}
+		
 		form.find(':not(:visible)').show();
 	}
 
@@ -185,6 +195,30 @@ function handle_comment_form(e) {
 			form.find(':not(.comment-edit-text)').hide();
 		}
 	});
+	
+	var commentSaveTimer = null;
+	var emptyCommentElm = form.find('.comment-edit-text').attr('id');
+	$(document).on('focusout','#' + emptyCommentElm,function(e){
+		if(commentSaveTimer)
+			clearTimeout(commentSaveTimer);
+		commentSaveChanges(true);
+		commentSaveTimer = null;
+	});
+
+	$(document).on('focusin','#' + emptyCommentElm,function(e){
+		commentSaveTimer = setTimeout(function () {
+			commentSaveChanges(false);
+		},10000);
+	});
+
+	function commentSaveChanges(isFinal = false) {
+		if(auto_save_draft) {
+			localStorage.setItem("comment_body", $('#' + emptyCommentElm).val());
+			if( !isFinal) {
+				commentSaveTimer = setTimeout(commentSaveChanges,10000);
+			}
+		}
+	}
 }
 
 function commentClose(obj, id) {
@@ -1106,6 +1140,7 @@ function post_comment(id) {
 		$("#comment-edit-form-" + id).serialize(),
 		function(data) {
 			if(data.success) {
+				localStorage.removeItem("comment_body");
 				$("#comment-edit-preview-" + id).hide();
 				$("#comment-edit-wrapper-" + id).hide();
 				$("#comment-edit-text-" + id).val('');
diff --git a/view/tpl/comment_item.tpl b/view/tpl/comment_item.tpl
index 3b51971ec..23594677c 100755
--- a/view/tpl/comment_item.tpl
+++ b/view/tpl/comment_item.tpl
@@ -1,3 +1,6 @@
+		<script>
+			var auto_save_draft = {{$auto_save_draft}};
+		</script>
 		{{if $threaded}}
 		<div class="comment-wwedit-wrapper threaded" id="comment-edit-wrapper-{{$id}}" style="display: block;">
 		{{else}}
diff --git a/view/tpl/jot-header.tpl b/view/tpl/jot-header.tpl
index c1dab52d5..7af344681 100755
--- a/view/tpl/jot-header.tpl
+++ b/view/tpl/jot-header.tpl
@@ -560,3 +560,66 @@ $( document ).on( "click", ".wall-item-delete-link,.page-delete-link,.layout-del
 	}
 });
 </script>
+
+
+<script>
+
+	var postSaveTimer = null;
+
+	$(document).on('focusout',"#profile-jot-wrapper",function(e){
+		if(postSaveTimer)
+			clearTimeout(postSaveTimer);
+		postSaveChanges(true);
+		postSaveTimer = null;
+	});
+
+	$(document).on('focusin',"#profile-jot-wrapper",function(e){
+		postSaveTimer = setTimeout(function () {
+			postSaveChanges(false);
+		},10000);
+	});
+
+	function postSaveChanges(isFinal = false, type) {
+		if({{$auto_save_draft}}) {
+			localStorage.setItem("post_title", $("#jot-title").val());
+			localStorage.setItem("post_body", $("#profile-jot-text").val());
+			localStorage.setItem("post_category", $("#jot-category").val());
+			if( !isFinal) {
+				postSaveTimer = setTimeout(postSaveChanges,10000);
+			}
+		} 
+
+	}
+
+	$(document).ready(function() {
+		if({{$auto_save_draft}}) {
+			var postTitle = localStorage.getItem("post_title");
+			var postBody = localStorage.getItem("post_body");
+			var postCategory = localStorage.getItem("post_category");
+			var openEditor = false;
+			if(postTitle) {
+				$('#jot-title').val(postTitle);
+				openEditor = true;
+			}
+			if(postBody) {
+				$('#profile-jot-text').val(postBody);
+				openEditor = true;
+			}
+			if(postCategory) {
+				var categories = postCategory.split(',');
+				categories.forEach(function(cat) {
+					$('#jot-category').tagsinput('add', cat);
+				});
+				openEditor = true;
+			}
+			if(openEditor) {
+				initEditor();
+			}
+		} else {
+			localStorage.removeItem("post_title");
+			localStorage.removeItem("post_body");
+			localStorage.removeItem("post_category");
+		}
+	});
+
+</script>
\ No newline at end of file