Started working on a study program.

1 files changed, 42 insertions, 0 deletions

diff --git a/lib/deck/edit.php b/lib/deck/edit.php
new file mode 100644
index 0000000..3d893a2
--- /dev/null
+++ b/lib/deck/edit.php
@@ -0,0 +1,42 @@
+<?php
+
+require("lib/markdown.php");
+
+assert_redir(count($args) == 3, 'deck');
+$deckid = intval($args[2]);
+
+$deck = mysql_fetch_assoc(sql(
+	"SELECT decks.id AS id, decks.name AS name, decks.comment_md AS comment, account.id AS owner_id ".
+	"FROM decks LEFT JOIN account ON account.id = decks.owner ".
+	"WHERE decks.id = $deckid"));
+assert_error($deck && $deck['owner_id'] == $user['id'],
+	"This deck does not exist, or you are not allowed to edit it.");
+
+$deck_name = $deck['name'];
+$deck_comment = $deck['comment'];
+if (isset($_POST['name']) && isset($_POST['comment'])) {
+	$deck_name = esca($_POST['name']);
+	$deck_comment = esca($_POST['comment']);
+	$deck_comment_html = Markdown($deck_comment);
+	if ($deck_name == "") {
+		$error = "You must enter a name for your deck.";
+	} else if (mysql_fetch_assoc(sql("SELECT id FROM decks WHERE owner = " . $user['id'] . " AND name = '" . escs($deck_name) . "' AND id != $deckid"))) {
+		$error = "You already have a deck with that title.";
+	} else if ($deck_comment == "") {
+		$error = "Please enter a comment on your deck.";
+	} else {
+		sql("UPDATE decks SET name = '" . escs($deck_name) . "', comment_md = '" . escs($deck_comment) . 
+		"', comment_html = '" . escs($deck_comment_html) . "' WHERE id = $deckid");
+		header("Location: view-deck-" . $deckid);
+		die();
+	}
+}
+
+$title = "Edit : " . $deck['name'];
+$fields = array(
+	array("label" => "Name : ", "name" => "name", "value" => $deck_name),
+	array("label" => "Comment : ", "name" => "comment", "type" => "textarea", "value" => $deck_comment),
+);
+$validate = "Edit deck";
+
+require("tpl/deck/ef.php");