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| author | Joas Schilling <nickvergessen@gmx.de> | 2013-06-13 21:06:37 +0200 |
|---|---|---|
| committer | Joas Schilling <nickvergessen@gmx.de> | 2013-06-13 21:06:37 +0200 |
| commit | e19ed7d8b98e4e293aafe48f1964119e8852371f (patch) | |
| tree | e99f0c61860e020c1d73c12b58650f8f0b76d26f /phpBB | |
| parent | 30801e1f0a9aab6a3b4e589be1e43309543e8293 (diff) | |
| parent | de150cb4ad4b26ab51bcf60bd4377870e6b3866b (diff) | |
| download | forums-e19ed7d8b98e4e293aafe48f1964119e8852371f.tar forums-e19ed7d8b98e4e293aafe48f1964119e8852371f.tar.gz forums-e19ed7d8b98e4e293aafe48f1964119e8852371f.tar.bz2 forums-e19ed7d8b98e4e293aafe48f1964119e8852371f.tar.xz forums-e19ed7d8b98e4e293aafe48f1964119e8852371f.zip | |
Merge remote-tracking branch 'remotes/dhruvgoel92/ticket/10820' into develop-olympus
* remotes/dhruvgoel92/ticket/10820:
[ticket/10820] fix if condition to check for IE
[ticket/10820] Add additional check for IE in condition
[ticket/10820] Fix function docblock
[ticket/10820] Inject IE version in function
[ticket/10820] fix regex Extract IE version from user agent string and then compare it with 7
[ticket/10820] remove unnecessary parentheses
[ticket/10820] fix docblock
[ticket/10820] add param and return to function
[ticket/10820] simplify regex and escape dot
[ticket/10820] Use singular return
[ticket/10820] remove unnecessary condition checks
[ticket/10820] add function docblock
[ticket/10820] fix IE check function
[ticket/10820] proper usage of global and local variable browser
[ticket/10820] Image downloader recognize new version of ie When a user download image attachement using ie8, the file is displayed. However, when he uses ie version greater than 8, the image is download. A changes are made to phpbb/download/file.php to solve the problem. We check now if the ie version is greater or equal to 8 and not only equal to 8
Diffstat (limited to 'phpBB')
| -rw-r--r-- | phpBB/download/file.php | 39 |
1 files changed, 30 insertions, 9 deletions
diff --git a/phpBB/download/file.php b/phpBB/download/file.php index 3ceb1ee0cc..22be27c922 100644 --- a/phpBB/download/file.php +++ b/phpBB/download/file.php @@ -285,7 +285,7 @@ else if (($display_cat == ATTACHMENT_CATEGORY_NONE/* || $display_cat == ATTACHME $db->sql_query($sql); } -if ($display_cat == ATTACHMENT_CATEGORY_IMAGE && $mode === 'view' && (strpos($attachment['mimetype'], 'image') === 0) && ((strpos(strtolower($user->browser), 'msie') !== false) && (strpos(strtolower($user->browser), 'msie 8.0') === false))) +if ($display_cat == ATTACHMENT_CATEGORY_IMAGE && $mode === 'view' && (strpos($attachment['mimetype'], 'image') === 0) && (strpos(strtolower($browser), 'msie') !== false) && !phpbb_is_greater_ie_version($user->browser, 7)) { wrap_img_in_html(append_sid($phpbb_root_path . 'download/file.' . $phpEx, 'id=' . $attachment['attach_id']), $attachment['real_filename']); file_gc(); @@ -343,8 +343,8 @@ function send_avatar_to_browser($file, $browser) $image_data = @getimagesize($file_path); header('Content-Type: ' . image_type_to_mime_type($image_data[2])); - - if (strpos(strtolower($browser), 'msie') !== false && strpos(strtolower($browser), 'msie 8.0') === false) + + if ((strpos(strtolower($browser), 'msie') !== false) && !phpbb_is_greater_ie_version($browser, 7)) { header('Content-Disposition: attachment; ' . header_filename($file)); @@ -477,10 +477,9 @@ function send_file_to_browser($attachment, $upload_dir, $category) */ // Send out the Headers. Do not set Content-Disposition to inline please, it is a security measure for users using the Internet Explorer. - $is_ie8 = (strpos(strtolower($user->browser), 'msie 8.0') !== false); header('Content-Type: ' . $attachment['mimetype']); - - if ($is_ie8) + + if (phpbb_is_greater_ie_version($user->browser, 7)) { header('X-Content-Type-Options: nosniff'); } @@ -492,7 +491,7 @@ function send_file_to_browser($attachment, $upload_dir, $category) } else { - if (empty($user->browser) || (!$is_ie8 && (strpos(strtolower($user->browser), 'msie') !== false))) + if (empty($user->browser) || ((strpos(strtolower($user->browser), 'msie') !== false) && !phpbb_is_greater_ie_version($user->browser, 7))) { header('Content-Disposition: attachment; ' . header_filename(htmlspecialchars_decode($attachment['real_filename']))); if (empty($user->browser) || (strpos(strtolower($user->browser), 'msie 6.0') !== false)) @@ -503,7 +502,7 @@ function send_file_to_browser($attachment, $upload_dir, $category) else { header('Content-Disposition: ' . ((strpos($attachment['mimetype'], 'image') === 0) ? 'inline' : 'attachment') . '; ' . header_filename(htmlspecialchars_decode($attachment['real_filename']))); - if ($is_ie8 && (strpos($attachment['mimetype'], 'image') !== 0)) + if (phpbb_is_greater_ie_version($user->browser, 7) && (strpos($attachment['mimetype'], 'image') !== 0)) { header('X-Download-Options: noopen'); } @@ -680,7 +679,8 @@ function set_modified_headers($stamp, $browser) { // let's see if we have to send the file at all $last_load = isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) ? strtotime(trim($_SERVER['HTTP_IF_MODIFIED_SINCE'])) : false; - if ((strpos(strtolower($browser), 'msie 6.0') === false) && (strpos(strtolower($browser), 'msie 8.0') === false)) + + if (strpos(strtolower($browser), 'msie 6.0') === false && !phpbb_is_greater_ie_version($browser, 7)) { if ($last_load !== false && $last_load >= $stamp) { @@ -709,4 +709,25 @@ function file_gc() exit; } +/** +* Check if the browser is internet explorer version 7+ +* +* @param string $user_agent User agent HTTP header +* @param int $version IE version to check against +* +* @return bool true if internet explorer version is greater than $version +*/ +function phpbb_is_greater_ie_version($user_agent, $version) +{ + if (preg_match('/msie (\d+)/', strtolower($user_agent), $matches)) + { + $ie_version = (int) $matches[1]; + return ($ie_version > $version); + } + else + { + return false; + } +} + ?>
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