Added the bit list study system

1 files changed, 43 insertions, 0 deletions

diff --git a/lib/list/edit.php b/lib/list/edit.php
new file mode 100644
index 0000000..64394be
--- /dev/null
+++ b/lib/list/edit.php
@@ -0,0 +1,43 @@
+<?php
+
+require("lib/markdown.php");
+
+assert_redir(count($args) == 3, 'list');
+$listid = intval($args[2]);
+
+$list = mysql_fetch_assoc(sql(
+	"SELECT lists.id AS id, lists.name AS name, lists.comment_md AS comment, account.id AS owner_id ".
+	"FROM lists LEFT JOIN account ON account.id = lists.owner ".
+	"WHERE lists.id = $listid"));
+assert_error($list && $list['owner_id'] == $user['id'],
+	"This list does not exist, or you are not allowed to edit it.");
+
+$list_name = $list['name'];
+$list_comment = $list['comment'];
+if (isset($_POST['name']) && isset($_POST['comment'])) {
+	$list_name = esca($_POST['name']);
+	$list_comment = esca($_POST['comment']);
+	$list_comment_html = Markdown($list_comment);
+	if ($list_name == "") {
+		$error = "You must enter a name for your list.";
+	} else if (mysql_fetch_assoc(sql("SELECT id FROM lists WHERE owner = " . $user['id'] . " AND name = '" . escs($list_name) . "' AND id != $listid"))) {
+		$error = "You already have a list with that title.";
+	} else if ($list_comment == "") {
+		$error = "Please enter a comment on your list.";
+	} else {
+		sql("UPDATE lists SET name = '" . escs($list_name) . "', comment_md = '" . escs($list_comment) . 
+		"', comment_html = '" . escs($list_comment_html) . "' WHERE id = $listid");
+		header("Location: view-list-" . $listid);
+		die();
+	}
+}
+
+$title = "Edit list : " . $list['name'];
+$fields = array(
+	array("label" => "Name : ", "name" => "name", "value" => $list_name),
+	array("label" => "Comment : ", "name" => "comment", "type" => "textarea", "value" => $list_comment),
+);
+$validate = "Edit list";
+
+require("tpl/list/ef.php");
+