Started working on a study program.

1 files changed, 46 insertions, 0 deletions

diff --git a/lib/deck/addent.php b/lib/deck/addent.php
new file mode 100644
index 0000000..a860df1
--- /dev/null
+++ b/lib/deck/addent.php
@@ -0,0 +1,46 @@
+<?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, decks.owner AS owner_id ".
+	"FROM decks ".
+	"WHERE decks.id = $deckid"));
+assert_error($deck && $deck['owner_id'] == $user['id'],
+	"This deck does not exist, or you are not allowed to edit it.");
+
+$card_name = "";
+$card_text = "";
+if (isset($_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 = $deckid AND name = '" . escs($card_name)."'"))) {
+		$error = "You already have a card using that name.";
+	} else {
+		$n = mysql_fetch_assoc(sql("SELECT MAX(number) AS n FROM cards WHERE deck = $deckid"));
+		$number = $n['n'] + 1;
+		sql(
+			"INSERT INTO cards(deck, number, name, text_md, text_html) ".
+			"VALUES($deckid, $number, '" . escs($card_name) . "', '" . escs($card_text) . "', '" . escs($card_text_html). "')");
+		header("Location: view-deck-$deckid");
+		die();
+	}
+}
+
+$title = "Add card to " . $deck['name'];
+$message = "Your card will be added at the end of the deck. You can always move it afterwards.";
+$fields = array(
+	array("label" => "Name : ", "name" => "name", "value" => $card_name),
+	array("label" => "Text : ", "name" => "text", "type" => "textarea", "value" => $card_text),
+);
+$validate = "Add card";
+
+require("tpl/deck/ef.php");