Show warning in editor when local draft is out of date

Fixes #41
This commit is contained in:
Matt Baer 2020-06-11 11:45:12 -04:00
parent 5c94d23466
commit 9624c4db00
5 changed files with 129 additions and 10 deletions

View File

@ -361,6 +361,24 @@ body#pad {
z-index: 10;
}
body#pad .alert {
position: fixed;
bottom: 0.25em;
left: 2em;
right: 2em;
font-size: 1.1em;
&#edited-elsewhere {
&.hidden {
display: none;
}
a {
font-weight: bold;
}
}
}
@media all and (max-height: 500px) {
body#pad {
textarea {
@ -425,6 +443,10 @@ body#pad {
padding-left: 10%;
padding-right: 10%;
}
.alert {
left: 10%;
right: 10%;
}
}
}
@media all and (min-width: 60em) {
@ -433,6 +455,10 @@ body#pad {
padding-left: 15%;
padding-right: 15%;
}
.alert {
left: 15%;
right: 15%;
}
}
}
@media all and (min-width: 70em) {
@ -441,6 +467,10 @@ body#pad {
padding-left: 20%;
padding-right: 20%;
}
.alert {
left: 20%;
right: 20%;
}
}
}
@media all and (min-width: 85em) {
@ -449,6 +479,10 @@ body#pad {
padding-left: 25%;
padding-right: 25%;
}
.alert {
left: 25%;
right: 25%;
}
}
}
@media all and (min-width: 105em) {
@ -457,6 +491,10 @@ body#pad {
padding-left: 30%;
padding-right: 30%;
}
.alert {
left: 30%;
right: 30%;
}
}
}
@media (pointer: coarse) {

View File

@ -135,6 +135,7 @@ type (
Views int64
Font string
Created time.Time
Updated time.Time
IsRTL sql.NullBool
Language sql.NullString
OwnerID int64
@ -1240,9 +1241,9 @@ func getRawPost(app *App, friendlyID string) *RawPost {
var isRTL sql.NullBool
var lang sql.NullString
var ownerID sql.NullInt64
var created time.Time
var created, updated time.Time
err := app.db.QueryRow("SELECT title, content, text_appearance, language, rtl, created, owner_id FROM posts WHERE id = ?", friendlyID).Scan(&title, &content, &font, &lang, &isRTL, &created, &ownerID)
err := app.db.QueryRow("SELECT title, content, text_appearance, language, rtl, created, updated, owner_id FROM posts WHERE id = ?", friendlyID).Scan(&title, &content, &font, &lang, &isRTL, &created, &updated, &ownerID)
switch {
case err == sql.ErrNoRows:
return &RawPost{Content: "", Found: false, Gone: false}
@ -1250,7 +1251,7 @@ func getRawPost(app *App, friendlyID string) *RawPost {
return &RawPost{Content: "", Found: true, Gone: false}
}
return &RawPost{Title: title, Content: content, Font: font, Created: created, IsRTL: isRTL, Language: lang, OwnerID: ownerID.Int64, Found: true, Gone: content == ""}
return &RawPost{Title: title, Content: content, Font: font, Created: created, Updated: updated, IsRTL: isRTL, Language: lang, OwnerID: ownerID.Int64, Found: true, Gone: content == ""}
}
@ -1259,15 +1260,15 @@ func getRawCollectionPost(app *App, slug, collAlias string) *RawPost {
var id, title, content, font string
var isRTL sql.NullBool
var lang sql.NullString
var created time.Time
var created, updated time.Time
var ownerID null.Int
var views int64
var err error
if app.cfg.App.SingleUser {
err = app.db.QueryRow("SELECT id, title, content, text_appearance, language, rtl, view_count, created, owner_id FROM posts WHERE slug = ? AND collection_id = 1", slug).Scan(&id, &title, &content, &font, &lang, &isRTL, &views, &created, &ownerID)
err = app.db.QueryRow("SELECT id, title, content, text_appearance, language, rtl, view_count, created, updated, owner_id FROM posts WHERE slug = ? AND collection_id = 1", slug).Scan(&id, &title, &content, &font, &lang, &isRTL, &views, &created, &updated, &ownerID)
} else {
err = app.db.QueryRow("SELECT id, title, content, text_appearance, language, rtl, view_count, created, owner_id FROM posts WHERE slug = ? AND collection_id = (SELECT id FROM collections WHERE alias = ?)", slug, collAlias).Scan(&id, &title, &content, &font, &lang, &isRTL, &views, &created, &ownerID)
err = app.db.QueryRow("SELECT id, title, content, text_appearance, language, rtl, view_count, created, updated, owner_id FROM posts WHERE slug = ? AND collection_id = (SELECT id FROM collections WHERE alias = ?)", slug, collAlias).Scan(&id, &title, &content, &font, &lang, &isRTL, &views, &created, &updated, &ownerID)
}
switch {
case err == sql.ErrNoRows:
@ -1283,6 +1284,7 @@ func getRawCollectionPost(app *App, slug, collAlias string) *RawPost {
Content: content,
Font: font,
Created: created,
Updated: updated,
IsRTL: isRTL,
Language: lang,
OwnerID: ownerID.Int64,
@ -1543,6 +1545,13 @@ func (rp *RawPost) Created8601() string {
return rp.Created.Format("2006-01-02T15:04:05Z")
}
func (rp *RawPost) Updated8601() string {
if rp.Updated.IsZero() {
return ""
}
return rp.Updated.Format("2006-01-02T15:04:05Z")
}
var imageURLRegex = regexp.MustCompile(`(?i)[^ ]+\.(gif|png|jpg|jpeg|image)$`)
func (p *Post) extractImages() {

View File

@ -116,13 +116,27 @@ var H = {
save: function($el, key) {
localStorage.setItem(key, $el.el.value);
},
load: function($el, key, onlyLoadPopulated) {
load: function($el, key, onlyLoadPopulated, postUpdated) {
var val = localStorage.getItem(key);
if (onlyLoadPopulated && val == null) {
// Do nothing
return;
return true;
}
$el.el.value = val;
if (postUpdated != null) {
var lastLocalPublishStr = localStorage.getItem(key+'-published');
if (lastLocalPublishStr != null && lastLocalPublishStr != '') {
try {
var lastLocalPublish = new Date(lastLocalPublishStr);
if (postUpdated > lastLocalPublish) {
return false;
}
} catch (e) {
console.error("unable to parse draft updated time");
}
}
}
return true;
},
set: function(key, value) {
localStorage.setItem(key, value);

View File

@ -16,6 +16,8 @@
<textarea id="writer" placeholder="Write..." class="{{.Post.Font}}" autofocus>{{if .Post.Title}}# {{.Post.Title}}
{{end}}{{.Post.Content}}</textarea>
<div class="alert success hidden" id="edited-elsewhere">This post has been updated elsewhere since you last published! <a href="#" id="erase-edit">Delete draft and reload</a>.</div>
<header id="tools">
<div id="clip">
@ -36,6 +38,7 @@
<script>
var $writer = H.getEl('writer');
var $btnPublish = H.getEl('publish');
var $btnEraseEdit = H.getEl('edited-elsewhere');
var $wc = H.getEl("wc");
var updateWordCount = function() {
var words = 0;
@ -58,7 +61,17 @@
};
{{if .Post.Id}}var draftDoc = 'draft{{.Post.Id}}';
var origDoc = '{{.Post.Content}}';{{else}}var draftDoc = 'lastDoc';{{end}}
H.load($writer, draftDoc, true);
var updatedStr = '{{.Post.Updated8601}}';
var updated = null;
if (updatedStr != '') {
updated = new Date(updatedStr);
}
var ok = H.load($writer, draftDoc, true, updated);
if (!ok) {
// Show "edited elsewhere" warning
$btnEraseEdit.el.classList.remove('hidden');
}
var defaultTimeSet = false;
updateWordCount();
var typingTimer;
@ -130,6 +143,7 @@
data = JSON.parse(http.responseText);
id = data.data.id;
nextURL = '{{if .SingleUser}}/d{{end}}/'+id;
localStorage.setItem('draft'+id+'-published', new Date().toISOString());
{{ if not .Post.Id }}
// Post created
@ -198,6 +212,13 @@
publish(content, selectedFont);
}
});
H.getEl('erase-edit').on('click', function(e) {
e.preventDefault();
H.remove(draftDoc);
H.remove(draftDoc+'-published');
justPublished = true; // Block auto-save
location.reload();
});
WebFontConfig = {
custom: { families: [ 'Lora:400,700:latin' ], urls: [ '/css/fonts.css' ] }
@ -207,12 +228,20 @@
var doneTyping = function() {
if (draftDoc == 'lastDoc' || $writer.el.value != origDoc) {
H.save($writer, draftDoc);
if (!defaultTimeSet) {
var lastLocalPublishStr = localStorage.getItem(draftDoc+'-published');
if (lastLocalPublishStr == null || lastLocalPublishStr == '') {
localStorage.setItem(draftDoc+'-published', updatedStr);
}
defaultTimeSet = true;
}
updateWordCount();
}
};
window.addEventListener('beforeunload', function(e) {
if (draftDoc != 'lastDoc' && $writer.el.value == origDoc) {
H.remove(draftDoc);
H.remove(draftDoc+'-published');
} else if (!justPublished) {
doneTyping();
}

View File

@ -16,6 +16,8 @@
<textarea id="writer" placeholder="Write..." class="{{.Post.Font}}" autofocus>{{if .Post.Title}}# {{.Post.Title}}
{{end}}{{.Post.Content}}</textarea>
<div class="alert success hidden" id="edited-elsewhere">This post has been updated elsewhere since you last published! <a href="#" id="erase-edit">Delete draft and reload</a>.</div>
<header id="tools">
<div id="clip">
@ -88,6 +90,7 @@
}
var $writer = H.getEl('writer');
var $btnPublish = H.getEl('publish');
var $btnEraseEdit = H.getEl('edited-elsewhere');
var $wc = H.getEl("wc");
var updateWordCount = function() {
var words = 0;
@ -110,7 +113,17 @@
};
{{if .Post.Id}}var draftDoc = 'draft{{.Post.Id}}';
var origDoc = '{{.Post.Content}}';{{else}}var draftDoc = 'lastDoc';{{end}}
H.load($writer, draftDoc, true);
var updatedStr = '{{.Post.Updated8601}}';
var updated = null;
if (updatedStr != '') {
updated = new Date(updatedStr);
}
var ok = H.load($writer, draftDoc, true, updated);
if (!ok) {
// Show "edited elsewhere" warning
$btnEraseEdit.el.classList.remove('hidden');
}
var defaultTimeSet = false;
updateWordCount();
var typingTimer;
@ -190,6 +203,7 @@
data = JSON.parse(http.responseText);
id = data.data.id;
nextURL = '{{if .SingleUser}}/d{{end}}/'+id;
localStorage.setItem('draft'+id+'-published', new Date().toISOString());
{{ if not .Post.Id }}
// Post created
@ -258,6 +272,13 @@
publish(content, selectedFont);
}
});
H.getEl('erase-edit').on('click', function(e) {
e.preventDefault();
H.remove(draftDoc);
H.remove(draftDoc+'-published');
justPublished = true; // Block auto-save
location.reload();
});
H.getEl('toggle-theme').on('click', function(e) {
e.preventDefault();
@ -338,12 +359,20 @@
var doneTyping = function() {
if (draftDoc == 'lastDoc' || $writer.el.value != origDoc) {
H.save($writer, draftDoc);
if (!defaultTimeSet) {
var lastLocalPublishStr = localStorage.getItem(draftDoc+'-published');
if (lastLocalPublishStr == null || lastLocalPublishStr == '') {
localStorage.setItem(draftDoc+'-published', updatedStr);
}
defaultTimeSet = true;
}
updateWordCount();
}
};
window.addEventListener('beforeunload', function(e) {
if (draftDoc != 'lastDoc' && $writer.el.value == origDoc) {
H.remove(draftDoc);
H.remove(draftDoc+'-published');
} else if (!justPublished) {
doneTyping();
}