| modification, are permitted provided that the conditions mentioned |
| in the accompanying LICENSE file are met. |
+--------------------------------------------------------------------+
- | Copyright (c) 2004-2006, Michael Wallner <mike@php.net> |
+ | Copyright (c) 2004-2010, Michael Wallner <mike@php.net> |
+--------------------------------------------------------------------+
*/
#include "php_http.h"
#include "php_streams.h"
-#include "ext/standard/php_lcg.h"
#include "php_http_api.h"
#include "php_http_cache_api.h"
#include "php_http_headers_api.h"
#include "php_http_send_api.h"
+/* {{{ http_flush() */
#define http_flush(d, l) _http_flush(NULL, (d), (l) TSRMLS_CC)
-/* {{{ static inline void http_flush() */
static inline void _http_flush(void *nothing, const char *data, size_t data_len TSRMLS_DC)
{
PHPWRITE(data, data_len);
- php_end_ob_buffer(1, 1 TSRMLS_CC);
- sapi_flush(TSRMLS_C);
-
-#if 0
- fprintf(stderr, "Flushing after writing %u bytes\n", (uint) data_len);
-#endif
-
+ /* we really only need to flush when throttling is enabled,
+ because we push the data as fast as possible anyway if not */
if (HTTP_G->send.throttle_delay >= HTTP_DIFFSEC) {
+#if defined(PHP_VERSION_ID) && (PHP_VERSION_ID >= 50399)
+ php_output_end_all(TSRMLS_C);
+#else
+ if (OG(ob_nesting_level)) {
+ php_end_ob_buffer(1, 1 TSRMLS_CC);
+ }
+ if (!OG(implicit_flush)) {
+ sapi_flush(TSRMLS_C);
+ }
+#endif
http_sleep(HTTP_G->send.throttle_delay);
}
}
{
int encoding;
- if ((encoding = http_encoding_response_start(content_length))) {
+ if ((encoding = http_encoding_response_start(content_length, 0))) {
#ifdef HTTP_HAVE_ZLIB
- *buffer = http_encoding_deflate_stream_init(NULL,
+ *((http_encoding_stream **) buffer) = http_encoding_deflate_stream_init(NULL,
(encoding == HTTP_ENCODING_GZIP) ?
HTTP_DEFLATE_TYPE_GZIP : HTTP_DEFLATE_TYPE_ZLIB);
#endif
}
+ /* flush headers */
+ sapi_flush(TSRMLS_C);
}
/* }}} */
#define http_send_response_data_plain(b, d, dl) _http_send_response_data_plain((b), (d), (dl) TSRMLS_CC)
static inline void _http_send_response_data_plain(void **buffer, const char *data, size_t data_len TSRMLS_DC)
{
- if (HTTP_G->send.deflate.encoding && *(http_encoding_stream **) buffer) {
+ if (HTTP_G->send.deflate.response && HTTP_G->send.deflate.encoding) {
#ifdef HTTP_HAVE_ZLIB
char *encoded;
size_t encoded_len;
#define http_send_response_data_fetch(b, d, l, m, s, e) _http_send_response_data_fetch((b), (d), (l), (m), (s), (e) TSRMLS_CC)
static inline void _http_send_response_data_fetch(void **buffer, const void *data, size_t data_len, http_send_mode mode, size_t begin, size_t end TSRMLS_DC)
{
- char *buf;
- long got, len = end - begin;
+ long bsz, got, len = end - begin;
+
+ if (!(bsz = HTTP_G->send.buffer_size)) {
+ bsz = HTTP_SENDBUF_SIZE;
+ }
switch (mode) {
- case SEND_RSRC:
- {
+ case SEND_RSRC: {
php_stream *s = (php_stream *) data;
-
if (SUCCESS == php_stream_seek(s, begin, SEEK_SET)) {
- buf = emalloc(HTTP_SENDBUF_SIZE);
+ char *buf = emalloc(bsz);
while (len > 0) {
- got = php_stream_read(s, buf, MIN(len, HTTP_SENDBUF_SIZE));
+ got = php_stream_read(s, buf, MIN(len, bsz));
http_send_response_data_plain(buffer, buf, got);
len -= got;
}
}
break;
}
-
- case SEND_DATA:
- {
- buf = (char *) data + begin;
-
+ case SEND_DATA: {
+ const char *buf = ((const char *) data) + begin;
while (len > 0) {
- got = MIN(len, HTTP_SENDBUF_SIZE);
+ got = MIN(len, bsz);
http_send_response_data_plain(buffer, buf, got);
len -= got;
buf += got;
}
break;
}
-
EMPTY_SWITCH_DEFAULT_CASE();
}
}
#define http_send_response_finish(b) _http_send_response_finish((b) TSRMLS_CC)
static inline void _http_send_response_finish(void **buffer TSRMLS_DC)
{
- if (HTTP_G->send.deflate.encoding && *(http_encoding_stream **) buffer) {
+ if (HTTP_G->send.deflate.response && HTTP_G->send.deflate.encoding) {
#ifdef HTTP_HAVE_ZLIB
char *encoded = NULL;
size_t encoded_len = 0;
}
/* }}} */
+/* {{{ http_find_header */
+typedef struct {
+ const char *h;
+ size_t l;
+} http_response_header_t;
+
+static int http_find_header(void *data, void *arg)
+{
+ http_response_header_t *h = arg;
+ sapi_header_struct *s = data;
+
+ return (!strncasecmp(s->header, h->h, h->l)) && s->header[h->l] == ':';
+}
+/* }}} */
+
+/* {{{ void http_hide_header(char *) */
+PHP_HTTP_API void _http_hide_header_ex(const char *name, size_t name_len TSRMLS_DC)
+{
+ http_response_header_t h = {name, name_len};
+ zend_llist_del_element(&SG(sapi_headers).headers, (void *) &h, http_find_header);
+}
+/* }}} */
+
+/* {{{ void http_send_header_zval(char*, zval **, zend_bool) */
+PHP_HTTP_API void _http_send_header_zval_ex(const char *name, size_t name_len, zval **val, zend_bool replace TSRMLS_DC)
+{
+ if (!val || !*val || Z_TYPE_PP(val) == IS_NULL || (Z_TYPE_PP(val) == IS_STRING && !Z_STRLEN_PP(val))) {
+ http_hide_header_ex(name, name_len);
+ } else if (Z_TYPE_PP(val) == IS_ARRAY || Z_TYPE_PP(val) == IS_OBJECT) {
+ zend_bool first = replace;
+ zval **data_ptr;
+ HashPosition pos;
+
+ FOREACH_HASH_VAL(pos, HASH_OF(*val), data_ptr) {
+ zval *data = http_zsep(IS_STRING, *data_ptr);
+
+ http_send_header_ex(name, name_len, Z_STRVAL_P(data), Z_STRLEN_P(data), first, NULL);
+ zval_ptr_dtor(&data);
+ first = 0;
+ }
+ } else {
+ zval *data = http_zsep(IS_STRING, *val);
+
+ http_send_header_ex(name, name_len, Z_STRVAL_P(data), Z_STRLEN_P(data), replace, NULL);
+ zval_ptr_dtor(&data);
+ }
+}
+/* }}} */
/* {{{ STATUS http_send_header(char *, char *, zend_bool) */
PHP_HTTP_API STATUS _http_send_header_ex(const char *name, size_t name_len, const char *value, size_t value_len, zend_bool replace, char **sent_header TSRMLS_DC)
{
STATUS ret;
- size_t header_len = sizeof(": ") + name_len + value_len + 1;
- char *header = emalloc(header_len + 1);
-
- header[header_len] = '\0';
- header_len = snprintf(header, header_len, "%s: %s", name, value);
- ret = http_send_header_string_ex(header, header_len, replace);
- if (sent_header) {
- *sent_header = header;
+
+ if (value && value_len) {
+ size_t header_len = sizeof(": ") + name_len + value_len + 1;
+ char *header = emalloc(header_len + 1);
+
+ header[header_len] = '\0';
+ header_len = snprintf(header, header_len, "%s: %s", name, value);
+ ret = http_send_header_string_ex(header, header_len, replace);
+ if (sent_header) {
+ *sent_header = header;
+ } else {
+ efree(header);
+ }
} else {
- efree(header);
+ http_hide_header_ex(name, name_len);
+ ret = SUCCESS;
}
return ret;
}
http_send_status(500);
return FAILURE;
} else {
- char range_header_str[256];
- size_t range_header_len;
-
- range_header_len = snprintf(range_header_str, lenof(range_header_str), "Content-Range: bytes %ld-%ld/%zu", Z_LVAL_PP(begin), Z_LVAL_PP(end), data_size);
- http_send_status_header_ex(206, range_header_str, range_header_len, 1);
+ phpstr header;
+
+ phpstr_init(&header);
+ phpstr_appendf(&header, "Content-Range: bytes %ld-%ld/%zu", Z_LVAL_PP(begin), Z_LVAL_PP(end), data_size);
+ phpstr_fix(&header);
+ http_send_status_header_ex(206, PHPSTR_VAL(&header), PHPSTR_LEN(&header), 1);
+ phpstr_dtor(&header);
http_send_response_start(&s, Z_LVAL_PP(end)-Z_LVAL_PP(begin)+1);
http_send_response_data_fetch(&s, data_ptr, data_size, data_mode, Z_LVAL_PP(begin), Z_LVAL_PP(end) + 1);
http_send_response_finish(&s);
HashPosition pos;
zval **range, **begin, **end;
const char *content_type = HTTP_G->send.content_type;
- char boundary_str[32], range_header_str[256];
- size_t boundary_len, range_header_len;
+ char boundary_str[32];
+ size_t boundary_len;
+ phpstr header, preface;
- boundary_len = snprintf(boundary_str, lenof(boundary_str), "%lu%0.9f", (ulong) HTTP_G->request.time, (float) php_combined_lcg(TSRMLS_C));
- range_header_len = snprintf(range_header_str, lenof(range_header_str), "Content-Type: multipart/byteranges; boundary=%s", boundary_str);
-
- http_send_status_header_ex(206, range_header_str, range_header_len, 1);
+ boundary_len = http_boundary(boundary_str, sizeof(boundary_str));
+ phpstr_init(&header);
+ phpstr_appendf(&header, "Content-Type: multipart/byteranges; boundary=%s", boundary_str);
+ phpstr_fix(&header);
+ http_send_status_header_ex(206, PHPSTR_VAL(&header), PHPSTR_LEN(&header), 1);
+ phpstr_dtor(&header);
http_send_response_start(&s, 0);
if (!content_type) {
content_type = "application/x-octetstream";
}
-
+
+ phpstr_init(&preface);
FOREACH_HASH_VAL(pos, &ranges, range) {
if ( SUCCESS == zend_hash_index_find(Z_ARRVAL_PP(range), 0, (void *) &begin) &&
SUCCESS == zend_hash_index_find(Z_ARRVAL_PP(range), 1, (void *) &end)) {
- char preface_str[512];
- size_t preface_len;
-
+
#define HTTP_RANGE_PREFACE \
HTTP_CRLF "--%s" \
HTTP_CRLF "Content-Type: %s" \
HTTP_CRLF "Content-Range: bytes %ld-%ld/%zu" \
HTTP_CRLF HTTP_CRLF
-
- preface_len = snprintf(preface_str, lenof(preface_str), HTTP_RANGE_PREFACE, boundary_str, content_type, Z_LVAL_PP(begin), Z_LVAL_PP(end), data_size);
- http_send_response_data_plain(&s, preface_str, preface_len);
+
+ phpstr_appendf(&preface, HTTP_RANGE_PREFACE, boundary_str, content_type, Z_LVAL_PP(begin), Z_LVAL_PP(end), data_size);
+ phpstr_fix(&preface);
+ http_send_response_data_plain(&s, PHPSTR_VAL(&preface), PHPSTR_LEN(&preface));
+ phpstr_reset(&preface);
http_send_response_data_fetch(&s, data_ptr, data_size, data_mode, Z_LVAL_PP(begin), Z_LVAL_PP(end) + 1);
}
}
+ phpstr_dtor(&preface);
http_send_response_data_plain(&s, HTTP_CRLF "--", lenof(HTTP_CRLF "--"));
http_send_response_data_plain(&s, boundary_str, boundary_len);
}
/* send 304 Not Modified if last modified matches */
- if (!no_cache && http_match_last_modified("HTTP_IF_MODIFIED_SINCE", HTTP_G->send.last_modified)) {
+ if (!no_cache && HTTP_G->send.last_modified && http_match_last_modified("HTTP_IF_MODIFIED_SINCE", HTTP_G->send.last_modified)) {
char *sent_header = NULL;
http_send_last_modified_ex(HTTP_G->send.last_modified, &sent_header);
return http_exit_ex(304, sent_header, NULL, 0);
{
STATUS status;
php_stream_statbuf ssb;
+ int orig_flags;
if ((!file) || php_stream_stat(file, &ssb)) {
char *defct = sapi_get_default_content_type(TSRMLS_C);
+ http_hide_header("Content-Disposition");
http_send_content_type(defct, strlen(defct));
- http_send_header_string("Content-Disposition:");
http_error(HE_WARNING, HTTP_E_RESPONSE, "File not found; stat failed");
STR_FREE(defct);
return FAILURE;
}
+ orig_flags = file->flags;
+ file->flags |= PHP_STREAM_FLAG_NO_BUFFER;
status = http_send_ex(file, ssb.sb.st_size, SEND_RSRC, no_cache);
-
+ file->flags = orig_flags;
+
if (close_stream) {
php_stream_close(file);
}