implemented spaces, fixed login and signup, thought creation and space creation.

spaces.php

@@ -12,15 +12,11 @@ if (isset($_GET['view'])) {
         case 'essay':
             if (isset($_GET['id'])) {
                 // TODO: Need another check here to verify the user is in the Essay's space.
-                $essay = Essay::retrieveFromDB($_GET['id']);
-                $space = $essay->getSpace();
-
-                if (isset($_SESSION['user']) && $space->allowUser($_SESSION['user']))
-                    echo displayEssay($essay);
-                else if ($space->getVisibility() == 1)
+                $essay = Post::retrieveFromDB($_GET['id']);
+                if ($essay)
                     echo displayEssay($essay);
                 else
-                    echo displaySpace(2025);
+                    echo errorScreen('Essay does not exist!', 'The Essay ID provided does not exist in the database.');
             } else
                 echo displaySpace(2025);
             break;
@@ -28,19 +24,22 @@ if (isset($_GET['view'])) {
             // TODO: After implementing the notification modal, notify the user on success/fail auth events.
             if (isset($_GET['id'])) {
                 $space = Space::retrieveFromDB($_GET['id']);
-                if (isset($_SESSION['user']))
-                    if ($space->allowUser(unserialize($_SESSION['user'])))
-                        echo displaySpace($_GET['id']);
-                    else if ($space->getVisibility() == 1)
-                        echo displaySpace($_GET['id']);
-                    else
-                        echo 'TODO: Notification Modal -> User not a member';
-                else {
-                    if ($space->getVisibility() == 1)
-                        echo displaySpace($_GET['id']);
-                    else
-                        echo 'TODO: Notification Modal -> Space is not Open';
-                }
+                if ($space) {
+                    if (isset($_SESSION['user']))
+                        if ($space->allowUser(unserialize($_SESSION['user'])))
+                            echo displaySpace($_GET['id']);
+                        else if ($space->getVisibility() == 1)
+                            echo displaySpace($_GET['id']);
+                        else
+                            echo 'TODO: Notification Modal -> User not a member';
+                    else {
+                        if ($space->getVisibility() == 1)
+                            echo displaySpace($_GET['id']);
+                        else
+                            echo 'TODO: Notification Modal -> Space is not Open';
+                    }
+                } else
+                    echo errorScreen('Space does not exist!', 'The Space ID provided does not exist in the database.');
             } else
                 echo displaySpaceList();
             break;
@@ -60,19 +59,55 @@ if (isset($_GET['view'])) {
 }
 
 if (isset($_SESSION['user']))
-    echo actionButton();
+    echo actionBar();
+
+if (isset($_GET['id']))
+    echo backButton();
 
 require_once 'components/core/foot.php';
 
-function actionButton()
+function backButton()
 {
-    // TODO: Position these on the arc of a circle.
     $html = '
-        <div class="circleLayout">
-            <div id="newPost" class="actionButton" style="display: none;"><i class="nf nf-cod-new_file"></i></div>
-            <div id="newSpace" class="actionButton" style="display: none;"><i class="nf nf-cod-new_folder"></i></div>
-            <div id="filterSort" class="actionButton" style="display: none;"><i class="nf nf-oct-filter"></i></div>
-            <div id="actionButton" class="actionButton"><i class="nf nf-cod-symbol_property"></i></div>
+        <div class="link" id="backButton">
+            <i class="nf nf-fa-arrow_left"></i>
+        </div>
+    ';
+
+    return $html;
+}
+
+function actionBar()
+{
+    $user = unserialize($_SESSION['user']);
+
+    $html = '
+        <div class="std_border med_width padding glass" id="actionBar">
+            <div class="row space_between" id="primaryActions">
+                <div class="column center link med_width" id="actionSpace"><i class="nf nf-md-layers_outline"></i><p class="link">Space</p></div>
+                <div class="column center link med_width" id="actionPost"><i class="nf nf-md-text"></i><p class="link">Post</p></div>
+            </div>
+            <div class="row space_between" id="postActions" style="display: none;">
+                <div class="column center link med_width" id="postBack"><i class="nf nf-cod-arrow_circle_left"></i><p class="link">Back</p></div>
+                <div class="column center link med_width" id="postNew"><i class="nf nf-md-chat_plus"></i><p class="link">New</p></div>
+            </div>
+            <div class="row space_between" id="spaceActions" style="display: none;">
+                <div class="column center link med_width" id="spaceBack"><i class="nf nf-cod-arrow_circle_left"></i><p class="link">Back</p></div>
+                <div class="column center link med_width" id="spaceHome" href="spaces.php?view=show&id=' . $user->getId() . '"><i class="nf nf-fa-home"></i><p class="link">Home</p></div>
+                <div class="column center link med_width" id="spaceNew"><i class="nf nf-md-layers_plus"></i><p class="link">New</p></div>
+            </div>
+        </div>
+    ';
+
+    return $html;
+}
+
+function errorScreen(String $heading, String $msg)
+{
+    $html = '
+        <div class="column std_border med_width padding center top_margin">
+            <h1>' . $heading . '</h1>
+            <p>' . $msg . '</p>
         </div>
     ';
 
@@ -81,9 +116,16 @@ function actionButton()
 
 function displayEssay(Essay $e)
 {
+    /* if (isset($_SESSION['user'])) */
+    /* if ($e->allowUser(unserialize($_SESSION['user'])) || $e->getSpace()->getVisibility() != 1) */
+    /* return errorScreen('Access Denied!', 'You do not have access to the Space that this Essay is in.'); */
+
+    $parsedown = new Parsedown();
+    $parsedown->setSafeMode(true);
+
     $html = '
-        <div class="std_width std_border padding center top_margin" style="height: 87%; overflow-y: auto;">
-    ' . $e->getHTML() . '
+        <div class="std_width std_border padding center top_margin" style="height: 77vh; overflow-y: auto;">
+        ' . $parsedown->parse($e->getMarkdown()) . '
         </div>
     ';
 
@@ -95,7 +137,7 @@ function displaySpaceList()
     $user = unserialize($_SESSION['user']);
 
     $html = '
-    <div class="std_width std_border padding center top_margin" style="height: 87%; overflow-y: auto;">
+    <div class="std_width std_border padding center top_margin" style="height: 77vh; overflow-y: auto;">
         <div class="column space_between full_width">
             <h1>Spaces</h4>
         </div>
@@ -103,9 +145,8 @@ function displaySpaceList()
     ';
 
     $spaces = $user->getSpaces();
-    foreach ($spaces as $s) {
+    foreach ($spaces as $s)
         $html .= $s->getCardHTML();
-    }
 
     $html .= '
     </div>
@@ -119,7 +160,7 @@ function displaySpace($id = 2025)
     $space = Space::retrieveFromDB($id);
     if ($space) {
         $html = '
-        <div class="std_width std_border padding center top_margin" style="max-height: 89vh; overflow-y: auto;">
+        <div class="std_width std_border padding center top_margin" style="height: 77vh; overflow-y: auto;">
             <div class="column space_between full_width">
                 <h1>' . $space->getName() . '</h4>
                 <p>' . $space->getDescription() . '</p>
@@ -127,6 +168,11 @@ function displaySpace($id = 2025)
             <div class="line"></div>
         ';
 
+        $subspaces = $space->getSubSpaces();
+        foreach ($subspaces as $ss) {
+            $html .= $ss->getCardHTML();
+        }
+
         // TODO: Need to investigate this bug in Posts
         $posts = $space->getPosts();
         foreach ($posts as $post) {