From 8aa73596e81208a97ba7442833ab94aebed66338 Mon Sep 17 00:00:00 2001
From: Aaron Parecki <aaron@parecki.com>
Date: Sun, 15 Jan 2017 09:41:26 -0800
Subject: add publish date field to editor

allows backdating and future-dating posts
---
 controllers/editor.php        | 33 +++++++++++++++++++++++++++++++++
 public/editor-files/editor.js | 34 +++++++++++++++++++++++++++++++---
 public/editor-files/style.css |  3 +++
 views/editor.php              |  4 ++++
 4 files changed, 71 insertions(+), 3 deletions(-)

diff --git a/controllers/editor.php b/controllers/editor.php
index bfe70af..81703f6 100644
--- a/controllers/editor.php
+++ b/controllers/editor.php
@@ -35,6 +35,10 @@ $app->post('/editor/publish', function() use($app) {
         $micropub_request['post-status'] = $params['status'];
     }
 
+    if(array_key_exists('publish', $params) && $params['publish'] != 'now') {
+      $micropub_request['published'] = $params['publish'];
+    }
+
     $r = micropub_post_for_user($user, $micropub_request);
 
     $app->response()['Content-type'] = 'application/json';
@@ -72,6 +76,35 @@ $app->post('/editor/upload', function() use($app) {
   }
 });
 
+$app->post('/editor/parse-date', function() use($app) {
+  $date = false;
+  $params = $app->request()->params();
+  if(isset($params['date'])) {
+    if($params['date'] == 'now') {
+      $date = 'now';
+    } else {
+      try {
+        // Check if the provided date has a timezone offset
+        $has_timezone = preg_match('/[-+]\d\d:?\d\d$/', $params['date']);
+
+        if(!$has_timezone && $params['tzoffset']) {
+          $s = (-60) * $params['tzoffset'];
+          $h = $params['tzoffset'] / (-60);
+          $tz = new DateTimeZone($h);
+          $d = new DateTime($params['date'], $tz);
+        } else {
+          $d = new DateTime($params['date']);
+        }
+        $date = $d->format('c');
+      } catch(Exception $e) {
+      }
+    }
+  }
+
+  $app->response()['Content-type'] = 'application/json';
+  $app->response()->body(json_encode(['date'=>$date]));
+});
+
 $app->post('/editor/delete-file', function() use($app) {
   $app->response()['Content-type'] = 'application/json';
   $app->response()->body(json_encode(['result'=>'deleted']));
diff --git a/public/editor-files/editor.js b/public/editor-files/editor.js
index 63bb911..24b7a7a 100644
--- a/public/editor-files/editor.js
+++ b/public/editor-files/editor.js
@@ -77,7 +77,8 @@ $(function() {
       body: editor.serialize().content.value,
       category: csv_to_array($("#post-tags").val()),
       slug: $("#post-slug").val(),
-      status: $("#post-status").val()
+      status: $("#post-status").val(),
+      publish: $("#post-publish-date").val()
     }, function(response) {
       if(response.location) {
         reset_page().then(function(){
@@ -109,6 +110,24 @@ $(function() {
     $("#published-status-warning").removeClass("hidden");
   });
 
+  $("#post-publish-date").change(function(){
+    if($("#post-publish-date").val() == "") {
+      $("#post-publish-date").val("now");
+    } else {
+      // Parse and verify the publish date when it's changed
+      $.post('/editor/parse-date', {
+        date: $("#post-publish-date").val(),
+        tzoffset: (new Date().getTimezoneOffset())
+      }, function(response) {
+        if(response.date) {
+          $("#post-publish-date").val(response.date);
+        } else {
+          $("#post-publish-date").val("now");
+        }
+      });
+    }
+  });
+
   $.getJSON('/settings/html-content', function(data){
     if(data.html == '0') {
       $('.micropub-html-warning').show();
@@ -121,6 +140,7 @@ function reset_page() {
   $("#post-slug").val('');
   $("#post-tags").val('');
   $("#post-status").val('published');
+  $("#post-publish-date").val('now');
   $("#content").html('');
   $("#draft-status").text("New");
   $("#publish-confirm").hide();
@@ -147,7 +167,11 @@ function doAutoSave() {
   autosaveTimeout = false;
   var savedData = {
     title: $("#post-name").val(),
-    body: editor.serialize().content.value
+    body: editor.serialize().content.value,
+    tags: $("#post-tags").val(),
+    slug: $("#post-slug").val(),
+    status: $("#post-status").val(),
+    publish: $("#post-publish-date").val()
   }
   localforage.setItem('currentdraft', savedData).then(function(){
     $("#draft-status").text("Saved");
@@ -160,6 +184,10 @@ $(function(){
       $("#post-name").val(val.title);
       $("#content").html(val.body);
       $("#draft-status").text("Restored");
+      $("#post-tags").val(val.tags);
+      $("#post-slug").val(val.slug);
+      $("#post-status").val(val.status);
+      $("#post-publish-date").val(val.publish);
       // drop the cursor into the editor which clears the placeholder text
       $("#content").focus().click();
     }
@@ -178,5 +206,5 @@ editor.on(document.getElementById('content'), 'input', function(){
   contentChanged();
 });
 $(function(){
-  $('#post-name').on('keyup', contentChanged);
+  $('#post-name, #post-tags, #post-slug, #post-publish-date').on('keyup', contentChanged);
 });
diff --git a/public/editor-files/style.css b/public/editor-files/style.css
index e4099ee..ec4c0f6 100644
--- a/public/editor-files/style.css
+++ b/public/editor-files/style.css
@@ -183,6 +183,9 @@ select.form-select-small {
 .publish-dropdown .dropdown-content a {
   color: #51a1a8;
 }
+.publish-dropdown .dropdown-content table#publish-fields td {
+  vertical-align: middle;
+}
 .publish-dropdown input {
   font-family: sans-serif;  
 }
diff --git a/views/editor.php b/views/editor.php
index 5ab9442..be45a07 100644
--- a/views/editor.php
+++ b/views/editor.php
@@ -90,6 +90,10 @@
           <a href="/docs/post-status" class="small hidden" target="_blank" id="published-status-warning">read this first!</a>
         </td>
       </tr>
+      <tr>
+        <td>Publish:</td>
+        <td><input type="text" class="form-field-small" id="post-publish-date" value="now" placeholder="YYYY-MM-DD hh:mm:ss"></td>
+      </tr>
     </table>
 
 
-- 
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