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authorGustavo André dos Santos Lopes <cataphract@php.net>2010-10-26 02:16:21 +0000
committerGustavo André dos Santos Lopes <cataphract@php.net>2010-10-26 02:16:21 +0000
commit1f191e4d2b41222834a3eda419dcc314a69dd2f4 (patch)
tree611f54ab1a6e7fa56c10b041bc059195c74e9c95 /main/SAPI.c
parent18fa045e75cc596d401017397402e578bc6f7ec0 (diff)
downloadphp-git-1f191e4d2b41222834a3eda419dcc314a69dd2f4.tar.gz
- Implemented request #44164, zlib.output_compression is now implicitly
disabled when the header "Content-length" is set. #One could argue that any output handler could change the size of the #response, so this exception for zlib.output_compression is an #inconsistency. However, zlib.output_compression is presented as a #performance setting, whose value should have no effect on the #correctness of the scripts. This was not the case. Setting the #header "content-length" and enabling zlib.output_compression was #a recipe for infringing section 4.4 of RFC 2616.
Diffstat (limited to 'main/SAPI.c')
-rw-r--r--main/SAPI.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/main/SAPI.c b/main/SAPI.c
index 31f2916c71..365f8f6cd9 100644
--- a/main/SAPI.c
+++ b/main/SAPI.c
@@ -706,6 +706,14 @@ SAPI_API int sapi_header_op(sapi_header_op_enum op, void *arg TSRMLS_DC)
}
efree(mimetype);
SG(sapi_headers).send_default_content_type = 0;
+ } else if (!STRCASECMP(header_line, "Content-Length")) {
+ /* Script is setting Content-length. The script cannot reasonably
+ * know the size of the message body after compression, so it's best
+ * do disable compression altogether. This contributes to making scripts
+ * portable between setups that have and don't have zlib compression
+ * enabled globally. See req #44164 */
+ zend_alter_ini_entry("zlib.output_compression", sizeof("zlib.output_compression"),
+ "0", sizeof("0") - 1, PHP_INI_USER, PHP_INI_STAGE_RUNTIME);
} else if (!STRCASECMP(header_line, "Location")) {
if ((SG(sapi_headers).http_response_code < 300 ||
SG(sapi_headers).http_response_code > 307) &&