Admin part: can import, export and drop themes

htdocs/index.php

@@ -48,6 +48,22 @@ if ($n && $p[0] == SALT_ADMIN)
 	$page = require("admin/import_exercices.php");
       break;
 
+      // Theme
+      case "themes":
+      case "themes/":
+	$page = require("admin/list_themes.php");
+      break;
+
+      case "themes/import":
+      case "themes/import/":
+	$page = require("admin/import_themes.php");
+      break;
+
+      case "themes/export":
+      case "themes/export/":
+	$page = require("admin/export_theme.php");
+      break;
+
       // Users
       case "teams":
       case "teams/":

onyx/include/admin/export_theme.php

@@ -0,0 +1,9 @@
+<?php
+
+if(!defined('ONYX')) exit;
+
+header("Content-type: application/xml");
+
+$template->assign("theme", new Theme($_GET["id"]));
+
+return "admin/export_theme";

onyx/include/admin/import_themes.php

@@ -0,0 +1,75 @@
+<?php
+
+if(!defined('ONYX')) exit;
+
+if (!empty($_FILES["inputFile"]['tmp_name']))
+{
+  $doc = new DOMDocument();
+  if (!$doc->load($_FILES["inputFile"]['tmp_name']))
+  {
+    erreur("Unable to parse given file. A XML file was expected.");
+    return;
+  }
+
+  // Define thema information
+  $theme = new Theme();
+
+  $xpath = new DOMXpath($doc);
+  $elements = $xpath->query("//theme/title");
+  if (!is_null($elements))
+  {
+    foreach ($elements as $element)
+      $theme->title = $element->nodeValue;
+  }
+
+  // Insert thema into BDD
+  if (!$theme->update())
+  {
+    erreur("Unable to add a new theme.");
+    return;
+  }
+
+  $elements = $xpath->query("//theme/exercice");
+  if (!is_null($elements))
+  {
+    foreach ($elements as $element)
+    {
+      $ex = new Exercice();
+
+      $ex->id = $element->getAttribute("id");
+      $ex->level = $element->getAttribute("level");
+      if ($element->hasAttribute("depends"))
+	$ex->require = $element->getAttribute("depends");
+
+      foreach ($element->childNodes as $child)
+      {
+	if ($child->nodeName == "title")
+	  $ex->title = $child->nodeValue;
+
+	else if ($child->nodeName == "points")
+	  $ex->points = intval($child->nodeValue);
+
+	else if ($child->nodeName == "statement")
+	  $ex->statement = $child->nodeValue;
+
+	else if ($child->nodeName == "key")
+	  $ex->add_key(
+	    $child->hasAttribute("format")?$child->getAttribute("format"):"sha512",
+	    $child->nodeValue);
+
+	else if ($child->nodeName == "file")
+	  $ex->add_file(
+	    $child->getAttribute("path"),
+	    $child->nodeValue,
+	    $child->getAttribute("sha1"));
+      }
+
+      if (!$theme->add_exercice($ex))
+	erreur("Unable to add '".$ex->id."' exercice.");
+    }
+  }
+
+  erreur("XML file successfully imported.", "success");
+}
+
+return "admin/import_exercices";

onyx/include/admin/list_themes.php

@@ -0,0 +1,43 @@
+<?php
+
+if(!defined('ONYX')) exit;
+
+function remove_themes($id)
+{
+  $db = new BDD();
+  $res = $db->query("SELECT id FROM exercices WHERE id_theme = ".$id);
+  foreach($res as $r)
+  {
+    $db->query("DELETE FROM exercice_files WHERE id_exercice = ".$id);
+    $db->query("DELETE FROM exercice_keys WHERE id_exercice = ".$id);
+    $db->query("DELETE FROM solved WHERE id_exercice = ".$id);
+  }
+
+  $db->query("DELETE FROM exercices WHERE id_theme = ".$id);
+  $db->query("DELETE FROM themes WHERE id = ".$id);
+  $db->deconnexion();
+}
+
+if (!empty($_GET["delete"]))
+{
+  $id_team = intval($_GET["delete"]);
+
+  remove_themes($id_team);
+
+  header("Location: /".SALT_ADMIN."/themes");
+  exit;
+}
+else if (isset($_GET["drop"]))
+{
+  foreach(Theme::get_themes() as $thm)
+  {
+    remove_themes($thm->get_id());
+  }
+
+  header("Location: /".SALT_ADMIN."/themes");
+  exit;
+}
+
+$template->assign("themes", Theme::get_themes());
+
+return "admin/themes";

onyx/include/common/Theme.class.php

@@ -130,9 +130,9 @@ class Theme
     $db->deconnexion();
 
     $array = array();
-    foreach ($ids as $id) {
+    if ($ids)
+      foreach ($ids as $id)
 	$array[] = new Theme($id['id']);
-    }
 
     return $array;
   }

onyx/tpl/bootstrap/admin/export_theme.tpl

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<theme>
+  <title>{$theme->get_name()}</title>
+  {if $theme->get_exercicesOrdered()}
+  {foreach from=$theme->get_exercicesOrdered() item=e}
+  <exercice id="{$e->id}" level="{$e->level}"{if $e->require} depends="{$e->require}"{/if}>
+    <title>{$e->get_name()}</title>
+    <points>{$e->points}</points>
+    <statement>{$e->statement}</statement>
+  {if $e->keys}
+    {foreach from=$e->keys item=k}
+    <key format="{$k.format}">{$k.value}</key>
+    {/foreach}
+  {/if}
+  {if $e->files}
+    {foreach from=$e->files item=f}
+    <file path="{$f.path}" sha1="{$f.sha1}">{$f.name}</file>
+    {/foreach}
+  {/if}
+  </exercice>
+  {/foreach}
+  {/if}
+</theme>

onyx/tpl/bootstrap/admin/import_exercices.tpl

@@ -1,4 +1,4 @@
-{extends file="layout-nav.tpl"}
+{extends file="admin/layout.tpl"}
 {block name=head}
 <link href="/css/common.css" rel="stylesheet">
 {/block}
@@ -6,11 +6,11 @@
 <h1>
      Import d'exercices
 </h1>
-<form action="/exercices/import" method="post" enctype="multipart/form-data">
+<form action="/{$SALT_ADMIN}/themes/import" method="post" enctype="multipart/form-data">
   <div class="form-group">
-    <label for="inputFile">File to import:</label>
+    <label for="inputFile">Fichier XML à importer :</label>
     <input type="file" id="inputFile" name="inputFile">
   </div>
-  <button type="submit" class="btn btn-default">Submit</button>
+  <button type="submit" class="btn btn-primary">Importer</button>
 </form>
 {/block}

onyx/tpl/bootstrap/admin/themes.tpl

@@ -0,0 +1,44 @@
+{extends file="admin/layout.tpl"}
+
+{block name=content}
+<table class="table">
+  <thead>
+    <tr>
+      <th>id</th>
+      <th>Nom</th>
+      <th>Exercices</th>
+      <th>Résolus</th>
+    </tr>
+  </thead>
+  {if $themes}
+  <tbody>
+  {foreach from=$themes item=t}
+    <tr>
+      <td>
+        {$t->id}<br>
+	<a href="?delete={$t->id}"><span class="glyphicon glyphicon-trash"></span></a>
+        <a href="/{$SALT_ADMIN}/themes/export?id={$t->id}" role="button"><span class="glyphicon glyphicon-floppy-save"></span> Exporter</a>
+      </td>
+      <td><a href="/{$SALT_ADMIN}/{$t->id}-{$t->name}">{$t->name}</a></td>
+      <td><ul>
+      {foreach from=$t->get_exercicesOrdered() item=e}
+        <li><a href="/{$SALT_ADMIN}/{$t->id}-{$t->name}/{$e->id}">{$e->get_name()}</a></li>
+      {/foreach}
+      </ul></td>
+      <td>FIXME</td>
+    </tr>
+  {/foreach}
+  </tbody>
+  {/if}
+  <tfoot>
+    <tr>
+      <td colspan="6">
+        <a class="btn btn-success" href="/{$SALT_ADMIN}/themes/import" role="button"><span class="glyphicon glyphicon-cloud-upload"></span> Importer</a>
+{if $themes}
+        <a class="btn btn-danger" href="/{$SALT_ADMIN}/themes/?drop" onclick="return confirm('Êtes-vous sûr de vouloir vider la table des thèmes ainsi que les exercices associés ?')" role="button"><span class="glyphicon glyphicon-floppy-trash"></span> Vider</a>
+{/if}
+      </td>
+    </tr>
+  </tfoot>
+</table>
+{/block}