rss.php (3179B)
1 <?php
2
3 /* Load library functions */
4 $libs = array("api.php", "users.php", "helpers.php", "read.php");
5 foreach ($libs as $lib) {
6 include($_SERVER["DOCUMENT_ROOT"] . "/lib/" . $lib);
7 }
8
9 /* Load configurations */
10 foreach (glob($_SERVER["DOCUMENT_ROOT"] . "/config/*.php") as $conf) {
11 include($conf);
12 }
13
14 /* Gather POST input and validate if necessary */
15 $category = validate_input_string(gather_post("category"));
16 $user = validate_input_string(gather_post("user"));
17 $token = validate_input_string(gather_post("token"));
18 $return = validate_input_string(gather_post("return"));
19
20 /* Fallback to GET request, if no POST was found */
21 if (empty($category)) {
22 $category = validate_input_string(gather_get("category"));
23 }
24 if (empty($user)) {
25 $user = validate_input_string(gather_get("user"));
26 }
27 if (empty($token)) {
28 $token = validate_input_string(gather_get("token"));
29 }
30 if (empty($return)) {
31 $return = validate_input_string(gather_get("return"));
32 }
33
34 /* run authentification method. exit immediately if it fails */
35 $auth = auth_user($user, $token, -1);
36 if ($auth !== true) {
37 http_response_code(401); // unauthorized
38 api_error($return, $GLOBALS["i18n_noauth"]);
39 exit(1);
40 }
41
42 /* fetch notes in the given category */
43 $notes = gather_notes($user, $category);
44
45 /* Sort filenames by edit timestamp */
46 usort($notes, "sort_by_time");
47
48 /* construct RSS URL */
49 $rssurl = htmlspecialchars(
50 "https://" . $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"]
51 );
52
53 /* construct icons URL */
54 $icnurl = htmlspecialchars(
55 "https://" . $_SERVER["SERVER_NAME"] . "/assets/img/favicon"
56 );
57
58 /* write RSS XML */
59 http_response_code(200); // success
60 header('Content-Type: text/xml');
61
62 ?>
63
64 <!-- XML header -->
65 <rss
66 version="2.0"
67 xmlns:atom="http://www.w3.org/2005/Atom"
68 xmlns:content="http://purl.org/rss/1.0/modules/content/"
69 >
70 <channel>
71 <title><?php echo $user . "/" . $category; ?></title>
72 <icon><?php echo $icnurl . "_32.png"; ?></icon>
73 <logo><?php echo $icnurl . ".png"; ?></logo>
74 <link><?php echo "https://" . $_SERVER["SERVER_NAME"] . "/"; ?></link>
75 <description>
76 Rememori notes in <?php echo $user . "/" . $category; ?>
77 </description>
78 <generator>rememori</generator>
79 <lastBuildDate><?php echo date(DATE_ATOM, time()); ?></lastBuildDate>
80 <atom:link href="<?php echo $rssurl; ?>" rel="self" type="application/rss+xml"/>
81
82 <?php
83
84 /* cycle through items in gather notes and list them */
85 foreach ($notes as $note) {
86
87 /* If the entry does not contain a link, skip it! */
88 if (empty($note["link"])) {
89 continue;
90 }
91
92 ?>
93
94 <!-- item: <?php echo $note["name"]; ?> -->
95 <item>
96 <title><?php echo $note["name"]; ?></title>
97 <link><?php echo $note["link"]; ?></link>
98 <pubDate><?php echo date(DATE_ATOM, $note["time"]); ?></pubDate>
99 <guid><?php echo $note["link"]; ?></guid>
100 <description>
101 <?php echo read_note($user, $note["category"], $note["name"] . ".txt"); ?>
102 </description>
103 </item>
104
105 <?php
106
107 } // foreach
108
109 ?>
110
111 </channel>
112 </rss>
