Ajaxifisation des commentaires.

- Permet de ne pas perdre ses votes à l'ajout d'un commentaire.
	- On rafraichit aussi à l'envois du commentaire la liste des commentaires.

Fix #3

action/add_comment.php

@@ -0,0 +1,88 @@
+<?php
+/**
+ * This software is governed by the CeCILL-B license. If a copy of this license
+ * is not distributed with this file, you can obtain one at
+ * http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.txt
+ *
+ * Authors of STUdS (initial project): Guilhem BORGHESI (borghesi@unistra.fr) and Raphaël DROZ
+ * Authors of Framadate/OpenSondate: Framasoft (https://github.com/framasoft)
+ *
+ * =============================
+ *
+ * Ce logiciel est régi par la licence CeCILL-B. Si une copie de cette licence
+ * ne se trouve pas avec ce fichier vous pouvez l'obtenir sur
+ * http://www.cecill.info/licences/Licence_CeCILL-B_V1-fr.txt
+ *
+ * Auteurs de STUdS (projet initial) : Guilhem BORGHESI (borghesi@unistra.fr) et Raphaël DROZ
+ * Auteurs de Framadate/OpenSondage : Framasoft (https://github.com/framasoft)
+ */
+use Framadate\Services\LogService;
+use Framadate\Services\PollService;
+use Framadate\Services\InputService;
+use Framadate\Services\MailService;
+use Framadate\Services\NotificationService;
+use Framadate\Message;
+use Framadate\Utils;
+use Framadate\Editable;
+
+include_once __DIR__ . '/../app/inc/init.php';
+
+/* Variables */
+/* --------- */
+
+$poll_id = null;
+$poll = null;
+$message = null;
+$result = false;
+
+/* Services */
+/*----------*/
+
+$logService = new LogService();
+$pollService = new PollService($connect, $logService);
+$inputService = new InputService();
+$mailService = new MailService($config['use_smtp']);
+$notificationService = new NotificationService($mailService);
+
+
+/* PAGE */
+/* ---- */
+
+if (!empty($_POST['poll'])) {
+    $poll_id = filter_input(INPUT_POST, 'poll', FILTER_VALIDATE_REGEXP, ['options' => ['regexp' => POLL_REGEX]]);
+    if (strlen($poll_id) === 16) {
+        $poll = $pollService->findById($poll_id);
+    }
+}
+
+if (!$poll) {
+    $message = new Message('error',  __('Error', 'This poll doesn\'t exist !'));
+} else {
+    $name = $inputService->filterName($_POST['name']);
+    $comment = $inputService->filterComment($_POST['comment']);
+
+    if ($name == null) {
+        $message = new Message('danger', __('Error', 'The name is invalid.'));
+    }
+
+    if ($message == null) {
+        // Add comment
+        $result = $pollService->addComment($poll_id, $name, $comment);
+        if ($result) {
+            $message = new Message('success', __('Comments', 'Comment added'));
+            $notificationService->sendUpdateNotification($poll, $mailService, $name, NotificationService::ADD_COMMENT);
+        } else {
+            $message = new Message('danger', __('Error', 'Comment failed'));
+        }
+    }
+}
+
+$comments = $pollService->allCommentsByPollId($poll_id);
+
+$smarty->error_reporting = E_ALL & ~E_NOTICE;
+$smarty->assign('comments', $comments);
+$comments_html = $smarty->fetch('part/comments_list.tpl');
+
+$response = array('result' => $result, 'message' => $message, 'comments' => $comments_html);
+
+echo json_encode($response);

js/app/studs.js

@@ -44,4 +44,36 @@ $(document).ready(function () {
       $(this).next().removeClass('startunchecked');
     });
 
+    var form = $('#comment_form');
+
+    form.submit(function(event) {
+        event.preventDefault();
+
+        $.ajax({
+            type: "POST",
+            url: form.attr('action'),
+            data: form.serialize(),
+            dataType: 'json',
+            success: function(data)
+            {
+                $('#comment').val("");
+
+                if (data.result) {
+                    $("#comments_list").replaceWith(data.comments);
+                    var lastComment = $("#comments_list").find("div.comment").last();
+                    lastComment.effect('highlight', {color: 'green'}, 401);
+                    $('html, body').animate({
+                        scrollTop: $("#comments_alerts").offset().top
+                    }, 750);
+                } else {
+                    var newMessage = $("#genericErrorTemplate").clone();
+                    newMessage.find(".contents").text(data.message.message);
+                    $("#comments_alerts").empty().append(newMessage);
+                }
+            }
+        });
+
+        return false;
+    });
+
 });

tpl/part/comments.tpl

@@ -1,21 +1,11 @@
 <hr role="presentation" id="comments" class="hidden-print"/>
-<form action="#comments" method="POST">
 
-    {* Comment list *}
+{* Comment list *}
+{include 'part/comments_list.tpl'}
 
-    {if $comments|count > 0}
-        <h3>{__('Comments', 'Comments of polled people')}</h3>
-        {foreach $comments as $comment}
-            <div class="comment">
-                {if $admin && !$expired}
-                    <button type="submit" name="delete_comment" value="{$comment->id|html}" class="btn btn-link" title="{__('Comments', 'Remove the comment')}"><span class="glyphicon glyphicon-remove text-danger"></span><span class="sr-only">{__('Generic', 'Remove')}</span></button>
-                {/if}
-                <span class="comment_date">{$comment->date|date_format:$date_format['txt_datetime_short']}</span>
-                <b>{$comment->name|html}</b>&nbsp;
-                <span class="comment">{$comment->comment|escape|nl2br}</span>
-            </div>
-        {/foreach}
-    {/if}
+<form action="action/add_comment.php" method="POST" id="comment_form">
+
+    <input type="hidden" name="poll" value="{$poll_id}"/>
 
     {* Add comment form *}
     {if $active && !$expired}

tpl/part/comments_list.tpl

@@ -0,0 +1,16 @@
+<div id="comments_list">
+    {if $comments|count > 0}
+        <h3>{__('Comments', 'Comments of polled people')}</h3>
+        {foreach $comments as $comment}
+            <div class="comment">
+                {if $admin && !$expired}
+                    <button type="submit" name="delete_comment" value="{$comment->id|html}" class="btn btn-link" title="{__('Comments', 'Remove the comment')}"><span class="glyphicon glyphicon-remove text-danger"></span><span class="sr-only">{__('Generic', 'Remove')}</span></button>
+                {/if}
+                <span class="comment_date">{$comment->date|date_format:$date_format['txt_datetime_short']}</span>
+                <b>{$comment->name|html}</b>&nbsp;
+                <span>{$comment->comment|escape|nl2br}</span>
+            </div>
+        {/foreach}
+    {/if}
+    <div id="comments_alerts"></div>
+</div>

tpl/studs.tpl

@@ -1,9 +1,12 @@
 {extends file='page.tpl'}
 
 {block name="header"}
+    <script src="{"js/jquery-ui.min.js"|resource}" type="text/javascript"></script>
     <script src="{"js/Chart.min.js"|resource}" type="text/javascript"></script>
     <script src="{"js/Chart.StackedBar.js"|resource}" type="text/javascript"></script>
     <script src="{"js/app/studs.js"|resource}" type="text/javascript"></script>
+    <link rel="stylesheet" href="{'css/jquery-ui.min.css'|resource}">
+
 {/block}
 
 {block name=main}
@@ -15,6 +18,7 @@
         {/if}
     </div>
     <div id="nameErrorMessage" class="hidden alert alert-dismissible alert-danger hidden-print" role="alert">{__('Error', 'The name is invalid.')}<button type="button" class="close" data-dismiss="alert" aria-label="{__('Generic', 'CLose')}"><span aria-hidden="true">&times;</span></button></div>
+    <div id="genericErrorTemplate" class="hidden alert alert-dismissible alert-danger hidden-print" role="alert"><span class="contents"></span><button type="button" class="close" data-dismiss="alert" aria-label="{__('Generic', 'CLose')}"><span aria-hidden="true">&times;</span></button></div>
 
 
     {* Global informations about the current poll *}