Started working on a study program.

1 files changed, 44 insertions, 0 deletions

diff --git a/lib/deck/edent.php b/lib/deck/edent.php
new file mode 100644
index 0000000..8bdfac3
--- /dev/null
+++ b/lib/deck/edent.php
@@ -0,0 +1,44 @@
+<?php
+
+require("lib/markdown.php");
+
+assert_redir(count($args) == 3, 'deck');
+$cardid = intval($args[2]);
+
+$card = mysql_fetch_assoc(sql(
+	"SELECT decks.id AS deckid, decks.owner AS deckowner, decks.name AS deckname, cards.name AS name, cards.text_md AS text ".
+	"FROM cards LEFT JOIN decks ON decks.id = cards.deck ".
+	"WHERE cards.id = $cardid"));
+assert_error($card && $card["deckowner"] == $user['id'],
+	"This card does not exist, or you are not allowed to edit it.");
+$deck = array("id" => $card['deckid'], 'name' => $card['deckname']);
+
+$card_name = $card['name'];
+$card_text = $card['text'];
+if (isset($_POST['name']) && isset($_POST['text'])) {
+	$card_name = esca($_POST['name']);
+	$card_text = esca($_POST['text']);
+	$card_text_html = Markdown($card_text);
+	if ($card_name == "") {
+		$error = "You must give your card a name.";
+	} else if ($card_text == "") {
+		$error = "You must put some text in your card.";
+	} else if (mysql_fetch_assoc(sql("SELECT id FROM cards WHERE deck = " . $deck['id'] . " AND name = '" . escs($card_name)."' AND id != $cardid"))) {
+		$error = "You already have a card using that name.";
+	} else {
+		sql("UPDATE cards SET name = '" . escs($card_name) . "', text_md = '" . escs($card_text) . "', text_html = '" . escs($card_text_html) . "'" .
+		 " WHERE id = $cardid");
+		header("Location: view-deck-" . $deck['id']);
+		die();
+	}
+}
+
+$title = "Edit card in " . $deck['name'];
+$fields = array(
+	array("label" => "Name : ", "name" => "name", "value" => $card_name),
+	array("label" => "Text : ", "name" => "text", "type" => "textarea", "value" => $card_text),
+);
+$validate = "Edit card";
+
+require("tpl/deck/ef.php");
+