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-rw-r--r--_test/tests/inc/common_ml.test.php37
-rw-r--r--_test/tests/lib/exe/fetch_imagetoken.test.php44
-rw-r--r--_test/tests/lib/exe/fetch_statuscodes_external.test.php107
-rw-r--r--inc/common.php19
-rw-r--r--inc/fetch.functions.php4
-rw-r--r--inc/media.php2
-rw-r--r--lib/exe/fetch.php1
7 files changed, 176 insertions, 38 deletions
diff --git a/_test/tests/inc/common_ml.test.php b/_test/tests/inc/common_ml.test.php
index 6f3b71db4..415c0a88d 100644
--- a/_test/tests/inc/common_ml.test.php
+++ b/_test/tests/inc/common_ml.test.php
@@ -90,6 +90,25 @@ class common_ml_test extends DokuWikiTest {
$this->assertEquals($expect, ml($id, $args));
}
+ function test_ml_img_external() {
+ global $conf;
+ $conf['useslash'] = 0;
+ $conf['userewrite'] = 0;
+
+ $ids = array(
+ 'https://example.com/lib/tpl/dokuwiki/images/logo.png',
+ 'http://example.com/lib/tpl/dokuwiki/images/logo.png',
+ 'ftp://example.com/lib/tpl/dokuwiki/images/logo.png'
+ );
+
+ foreach($ids as $id) {
+ $tok = media_get_token($id, 0, 0);
+
+ $expect = DOKU_BASE.$this->script.'?tok='.$tok.'&media='.rawurlencode($id);
+ $this->assertEquals($expect, ml($id));
+ }
+ }
+
function test_ml_imgresize_array_external() {
global $conf;
$conf['useslash'] = 0;
@@ -107,8 +126,24 @@ class common_ml_test extends DokuWikiTest {
$tok = media_get_token($id, $w, 0);
$hash = substr(PassHash::hmac('md5', $id, auth_cookiesalt()), 0, 6);
- $expect = DOKU_BASE.$this->script.'?hash='.$hash.'&w='.$w.'&tok='.$tok.'&media='.rawurlencode($id);
+ $expect = DOKU_BASE.$this->script.'?w='.$w.'&tok='.$tok.'&media='.rawurlencode($id);
$this->assertEquals($expect, ml($id, $args));
}
+
+ $h = 50;
+ $args = array('h' => $h);
+ $tok = media_get_token($id, $h, 0);
+
+ $expect = DOKU_BASE.$this->script.'?h='.$h.'&tok='.$tok.'&media='.rawurlencode($id);
+ $this->assertEquals($expect, ml($id, $args));
+
+ $w = 80;
+ $h = 50;
+ $args = array('w' => $w, 'h' => $h);
+ $tok = media_get_token($id, $w, $h);
+
+ $expect = DOKU_BASE.$this->script.'?w='.$w.'&h='.$h.'&tok='.$tok.'&media='.rawurlencode($id);
+ $this->assertEquals($expect, ml($id, $args));
+
}
}
diff --git a/_test/tests/lib/exe/fetch_imagetoken.test.php b/_test/tests/lib/exe/fetch_imagetoken.test.php
index 9e5b6e4a2..99e642557 100644
--- a/_test/tests/lib/exe/fetch_imagetoken.test.php
+++ b/_test/tests/lib/exe/fetch_imagetoken.test.php
@@ -23,10 +23,10 @@ class fetch_imagetoken_test extends DokuWikiTest {
parent::setUp();
global $conf;
- $conf['sendfile'] = 0;
+ $conf['xsendfile'] = 0;
global $MIME, $EXT, $CACHE, $INPUT; // variables fetch creates in global scope -- should this be in fetch?
- }
+ }
function getUri() {
$w = $this->width ? 'w='.$this->width.'&' : '';
@@ -39,14 +39,14 @@ class fetch_imagetoken_test extends DokuWikiTest {
$request = new TestRequest();
return $request->get(array(),str_replace('{%token%}',$token,$this->getUri()));
}
-
- /**
+
+ /**
* modified image request with valid token
* expect: header with mime-type
* expect: content
* expect: no error response
- */
- function test_valid_token(){
+ */
+ function test_valid_token(){
$valid_token = 'tok='.media_get_token($this->media, $this->width, $this->height).'&';
$response = $this->fetchResponse($valid_token);
$this->assertTrue((bool)$response->getHeader('Content-Type'));
@@ -54,24 +54,24 @@ class fetch_imagetoken_test extends DokuWikiTest {
$status_code = $response->getStatusCode();
$this->assertTrue(is_null($status_code) || (200 == $status_code));
- }
-
- /**
+ }
+
+ /**
* modified image request with invalid token
- * expect: 412 status code
- */
- function test_invalid_token(){
- $invalid_token = 'tok='.media_get_token('junk',200,100).'&';
- $this->assertEquals(412,$this->fetchResponse($invalid_token)->getStatusCode());
- }
-
- /**
- * modified image request with no token
* expect: 412 status code
- */
- function test_missing_token(){
- $no_token = '';
- $this->assertEquals(412,$this->fetchResponse($notoken)->getStatusCode());
+ */
+ function test_invalid_token(){
+ $invalid_token = 'tok='.media_get_token('junk',200,100).'&';
+ $this->assertEquals(412,$this->fetchResponse($invalid_token)->getStatusCode());
+ }
+
+ /**
+ * modified image request with no token
+ * expect: 412 status code
+ */
+ function test_missing_token(){
+ $no_token = '';
+ $this->assertEquals(412,$this->fetchResponse($no_token)->getStatusCode());
}
/**
diff --git a/_test/tests/lib/exe/fetch_statuscodes_external.test.php b/_test/tests/lib/exe/fetch_statuscodes_external.test.php
new file mode 100644
index 000000000..79a45ec93
--- /dev/null
+++ b/_test/tests/lib/exe/fetch_statuscodes_external.test.php
@@ -0,0 +1,107 @@
+<?php
+
+/**
+ * @group internet
+ */
+class fetch_statuscodes_external_test extends DokuWikiTest {
+
+ private $media = 'http://www.google.com/images/srpr/logo3w.png'; //used in media_get_from_url test too
+ private $width = 200;
+ private $height = 0;
+
+ function setUp() {
+
+ header('X-Test: check headers working');
+ $header_check = function_exists('xdebug_get_headers') ? xdebug_get_headers() : headers_list();
+ if(empty($header_check)) {
+ $this->markTestSkipped('headers not returned, perhaps your sapi does not return headers, try xdebug');
+ } else {
+ header_remove('X-Test');
+ }
+
+ parent::setUp();
+
+ global $conf;
+ $conf['fetchsize'] = 500 * 1024; //500kb
+ $conf['xsendfile'] = 0;
+
+ global $MIME, $EXT, $CACHE, $INPUT; // variables fetch creates in global scope -- should this be in fetch?
+ }
+
+ function getUri() {
+ $w = $this->width ? 'w='.$this->width.'&' : '';
+ $h = $this->height ? 'h='.$this->height.'&' : '';
+ return '/lib/exe/fetch.php?'.$w.$h.'{%token%}media='.rawurlencode($this->media);
+ }
+
+ function fetchResponse($token) {
+ $request = new TestRequest();
+ return $request->get(array(), str_replace('{%token%}', $token, $this->getUri()));
+ }
+
+ /**
+ * modified image request with valid token
+ * and not-modified image request with valid token
+ *
+ * expect: header with mime-type
+ * expect: content
+ * expect: no error response
+ */
+ function test_valid_token() {
+ $valid_token_resize = 'tok='.media_get_token($this->media, $this->width, $this->height).'&';
+
+ $this->handlevalidresponse($valid_token_resize);
+
+ //original size
+ $this->width = $this->height = 0;
+ $valid_token_original = 'tok='.media_get_token($this->media, $this->width, $this->height).'&';
+
+ $this->handlevalidresponse($valid_token_original);
+
+ }
+
+ /**
+ * Performs asserts for valid request
+ *
+ * @param $valid_token
+ */
+ private function handlevalidresponse($valid_token){
+ $response = $this->fetchResponse($valid_token);
+ $this->assertTrue((bool) $response->getHeader('Content-Type'));
+ $this->assertTrue((bool) ($response->getContent()));
+
+ $status_code = $response->getStatusCode();
+ $this->assertTrue(is_null($status_code) || (200 == $status_code));
+ }
+
+ /**
+ * modified image request with invalid token
+ * expect: 412 status code
+ */
+ function test_invalid_token() {
+ $invalid_tokens = array(
+ 'invalid_token_wrongid' => media_get_token('junk', 200, 100),
+ 'invalid_token_wrongh' => media_get_token($this->media, 200, 10),
+ 'invalid_token_wrongw' => media_get_token($this->media, 20, 100),
+ 'invalid_token_wrongwh' => media_get_token($this->media, 20, 10)
+ );
+ foreach($invalid_tokens as $invalid_token)
+ $this->assertEquals(412, $this->fetchResponse('tok='.$invalid_token.'&')->getStatusCode());
+
+ }
+
+ /**
+ * modified image request with no token
+ * and not modified image with no token
+ * expect: 412 status code
+ */
+ function test_missing_token() {
+ $no_token = '';
+
+ $this->assertEquals(412, $this->fetchResponse($no_token)->getStatusCode());
+
+ $this->width = $this->height = 0;
+ $this->assertEquals(412, $this->fetchResponse($no_token)->getStatusCode());
+ }
+}
+//Setup VIM: ex: et ts=4 :
diff --git a/inc/common.php b/inc/common.php
index bff6e80de..3312141c8 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -148,7 +148,7 @@ function pageinfo() {
$info['id'] = $ID;
$info['rev'] = $REV;
- if(isset($_SERVER['REMOTE_USER'])) {
+ if(isset($_SERVER['REMOTE_USER'])) {
$sub = new Subscription();
$info['subscribed'] = $sub->user_subscription();
} else {
@@ -474,7 +474,7 @@ function ml($id = '', $more = '', $direct = true, $sep = '&amp;', $abs = false)
if(is_array($more)) {
// add token for resized images
- if($more['w'] || $more['h']){
+ if($more['w'] || $more['h'] || $isexternalimage){
$more['tok'] = media_get_token($id,$more['w'],$more['h']);
}
// strip defaults for shorter URLs
@@ -485,12 +485,13 @@ function ml($id = '', $more = '', $direct = true, $sep = '&amp;', $abs = false)
$more = buildURLparams($more, $sep);
} else {
$matches = array();
- if (preg_match_all('/\b(w|h)=(\d*)\b/',$more,$matches,PREG_SET_ORDER)){
+ if (preg_match_all('/\b(w|h)=(\d*)\b/',$more,$matches,PREG_SET_ORDER) || $isexternalimage){
$resize = array('w'=>0, 'h'=>0);
foreach ($matches as $match){
$resize[$match[1]] = $match[2];
}
- $more .= $sep.'tok='.media_get_token($id,$resize['w'],$resize['h']);
+ $more .= $more === '' ? '' : $sep;
+ $more .= 'tok='.media_get_token($id,$resize['w'],$resize['h']);
}
$more = str_replace('cache=cache', '', $more); //skip default
$more = str_replace(',,', ',', $more);
@@ -506,14 +507,8 @@ function ml($id = '', $more = '', $direct = true, $sep = '&amp;', $abs = false)
// external URLs are always direct without rewriting
if($isexternalimage) {
$xlink .= 'lib/exe/fetch.php';
- // add hash:
- $xlink .= '?hash='.substr(PassHash::hmac('md5', $id, auth_cookiesalt()), 0, 6);
- if($more) {
- $xlink .= $sep.$more;
- $xlink .= $sep.'media='.rawurlencode($id);
- } else {
- $xlink .= $sep.'media='.rawurlencode($id);
- }
+ $xlink .= '?'.$more;
+ $xlink .= $sep.'media='.rawurlencode($id);
return $xlink;
}
diff --git a/inc/fetch.functions.php b/inc/fetch.functions.php
index 53ade3555..207ad9e5f 100644
--- a/inc/fetch.functions.php
+++ b/inc/fetch.functions.php
@@ -101,8 +101,8 @@ function checkFileStatus(&$media, &$file, $rev = '', $width=0, $height=0) {
//media to local file
if(media_isexternal($media)) {
- //check hash
- if(substr(PassHash::hmac('md5', $media, auth_cookiesalt()), 0, 6) !== $INPUT->str('hash')) {
+ //check token for external image and additional for resized and cached images
+ if(media_get_token($media, $width, $height) !== $INPUT->str('tok')) {
return array(412, 'Precondition Failed');
}
//handle external images
diff --git a/inc/media.php b/inc/media.php
index c76f2986c..c4378fe9e 100644
--- a/inc/media.php
+++ b/inc/media.php
@@ -1900,7 +1900,7 @@ function media_crop_image($file, $ext, $w, $h=0){
*/
function media_get_token($id,$w,$h){
// token is only required for modified images
- if ($w || $h) {
+ if ($w || $h || media_isexternal($id)) {
$token = $id;
if ($w) $token .= '.'.$w;
if ($h) $token .= '.'.$h;
diff --git a/lib/exe/fetch.php b/lib/exe/fetch.php
index 7a2250373..5967494bf 100644
--- a/lib/exe/fetch.php
+++ b/lib/exe/fetch.php
@@ -60,6 +60,7 @@ if (defined('SIMPLE_TEST')) {
if($evt->advise_before()) {
// redirects
if($data['status'] > 300 && $data['status'] <= 304) {
+ if (defined('SIMPLE_TEST')) return; //TestResponse doesn't recognize redirects
send_redirect($data['statusmessage']);
}
// send any non 200 status
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-13 13:39:50 +0000