mostly finished with data model refactoring

2015-09-27 03:03:55 +02:00
parent 211d3e4622
commit 694138c5d4
14 changed files with 899 additions and 369 deletions
--- a/lib/model/comment.php
+++ b/lib/model/comment.php
@@ -0,0 +1,181 @@
+<?php
+/**
+ * ZeroBin
+ *
+ * a zero-knowledge paste bin
+ *
+ * @link      http://sebsauvage.net/wiki/doku.php?id=php:zerobin
+ * @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
+ * @license   http://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
+ * @version   0.21.1
+ */
+
+/**
+ * model_comment
+ *
+ * Model of a ZeroBin comment.
+ */
+class model_comment extends model_abstract
+{
+    /**
+     * Instance's parent.
+     *
+     * @access private
+     * @var model_paste
+     */
+    private $_paste;
+
+    /**
+     * Get comment data.
+     *
+     * @access public
+     * @throws Exception
+     * @return stdObject
+     */
+    public function get()
+    {
+        // @todo add support to read specific comment
+        $comments = $this->_store->readComments($this->getPaste()->getId());
+        foreach ($comments as $comment) {
+            if (
+                $comment->meta->parentid == $this->getParentId() &&
+                $comment->meta->commentid == $this->getId()
+            ) {
+                $this->_data = $comment;
+                break;
+            }
+        }
+        return $this->_data;
+    }
+
+    /**
+     * Store the comment's data.
+     *
+     * @access public
+     * @throws Exception
+     * @return void
+     */
+    public function store()
+    {
+        // Make sure paste exists.
+        $pasteid = $this->getPaste()->getId();
+        if (!$this->getPaste()->exists())
+            throw new Exception('Invalid data.', 67);
+
+        // Make sure the discussion is opened in this paste and in configuration.
+        if (!$this->getPaste()->isOpendiscussion() || !$this->_conf->getKey('discussion'))
+            throw new Exception('Invalid data.', 68);
+
+        // Check for improbable collision.
+        if ($this->exists())
+            throw new Exception('You are unlucky. Try again.', 69);
+
+        $this->_data->meta->postdate = time();
+
+        // store comment
+        if (
+            $this->_store->createComment(
+                $pasteid,
+                $this->getParentId(),
+                $this->getId(),
+                json_decode(json_encode($this->_data), true)
+            ) === false
+        ) throw new Exception('Error saving comment. Sorry.', 70);
+    }
+
+    /**
+     * Delete the comment.
+     *
+     * @access public
+     * @throws Exception
+     * @return void
+     */
+    public function delete()
+    {
+        throw new Exception('To delete a comment, delete its parent paste', 64);
+    }
+
+    /**
+     * Test if comment exists in store.
+     *
+     * @access public
+     * @return bool
+     */
+    public function exists()
+    {
+        return $this->_store->existsComment(
+            $this->getPaste()->getId(),
+            $this->getParentId(),
+            $this->getId()
+        );
+    }
+
+    /**
+     * Set paste.
+     *
+     * @access public
+     * @param model_paste $paste
+     * @throws Exception
+     * @return void
+     */
+    public function setPaste(model_paste $paste)
+    {
+        $this->_paste = $paste;
+        $this->_data->meta->pasteid = $paste->getId();
+    }
+
+    /**
+     * Get paste.
+     *
+     * @access public
+     * @return model_paste
+     */
+    public function getPaste()
+    {
+        return $this->_paste;
+    }
+
+    /**
+     * Set parent ID.
+     *
+     * @access public
+     * @param string $id
+     * @throws Exception
+     * @return void
+     */
+    public function setParentId($id)
+    {
+        if (!self::isValidId($id)) throw new Exception('Invalid paste ID.', 65);
+        $this->_data->meta->parentid = $id;
+    }
+
+    /**
+     * Get parent ID.
+     *
+     * @access public
+     * @return string
+     */
+    public function getParentId()
+    {
+        if (!property_exists($this->_data->meta, 'parentid')) $this->_data->meta->parentid = '';
+        return $this->_data->meta->parentid;
+    }
+
+    public function setNickname($nickname)
+    {
+        if (!sjcl::isValid($nickname)) throw new Exception('Invalid data.', 66);
+        $this->_data->meta->nickname = $nickname;
+
+        // Generation of the anonymous avatar (Vizhash):
+        // If a nickname is provided, we generate a Vizhash.
+        // (We assume that if the user did not enter a nickname, he/she wants
+        // to be anonymous and we will not generate the vizhash.)
+        $vh = new vizhash16x16();
+        $pngdata = $vh->generate(trafficlimiter::getIp());
+        if ($pngdata != '')
+        {
+            $this->_data->meta->vizhash = 'data:image/png;base64,' . base64_encode($pngdata);
+        }
+        // Once the avatar is generated, we do not keep the IP address, nor its hash.
+    }
+}