Mercurial > hg > nginx-quic
view src/http/modules/ngx_http_charset_filter.c @ 312:f5431a4bbc7d
nginx-0.0.3-2004-04-13-09:27:03 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Tue, 13 Apr 2004 05:27:03 +0000 |
parents | ce375c313e96 |
children | 0376cffa29e6 |
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#include <ngx_config.h> #include <ngx_core.h> #include <ngx_http.h> typedef struct { ngx_str_t default_charset; } ngx_http_charset_loc_conf_t; static int ngx_http_charset_filter_init(ngx_cycle_t *cycle); static void *ngx_http_charset_create_loc_conf(ngx_conf_t *cf); static char *ngx_http_charset_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child); static ngx_command_t ngx_http_charset_filter_commands[] = { {ngx_string("default_charset"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, ngx_conf_set_str_slot, NGX_HTTP_LOC_CONF_OFFSET, offsetof(ngx_http_charset_loc_conf_t, default_charset), NULL}, ngx_null_command }; static ngx_http_module_t ngx_http_charset_filter_module_ctx = { NULL, /* pre conf */ NULL, /* create main configuration */ NULL, /* init main configuration */ NULL, /* create server configuration */ NULL, /* merge server configuration */ ngx_http_charset_create_loc_conf, /* create location configuration */ ngx_http_charset_merge_loc_conf /* merge location configuration */ }; ngx_module_t ngx_http_charset_filter_module = { NGX_MODULE, &ngx_http_charset_filter_module_ctx, /* module context */ ngx_http_charset_filter_commands, /* module directives */ NGX_HTTP_MODULE, /* module type */ ngx_http_charset_filter_init, /* init module */ NULL /* init child */ }; static ngx_http_output_header_filter_pt ngx_http_next_header_filter; #if 0 static ngx_http_output_body_filter_pt ngx_http_next_body_filter; #endif static int ngx_http_charset_header_filter(ngx_http_request_t *r) { ngx_http_charset_loc_conf_t *lcf; lcf = ngx_http_get_module_loc_conf(r, ngx_http_charset_filter_module); if (lcf->default_charset.len == 0) { return ngx_http_next_header_filter(r); } if (r->headers_out.content_type == NULL || ngx_strncasecmp(r->headers_out.content_type->value.data, "text/", 5) != 0 || ngx_strstr(r->headers_out.content_type->value.data, "charset") != NULL ) { return ngx_http_next_header_filter(r); } if (r->headers_out.status == NGX_HTTP_MOVED_PERMANENTLY && r->headers_out.status == NGX_HTTP_MOVED_TEMPORARILY) { /* * do not set charset for the redirect because NN 4.x uses this * charset instead of the next page charset */ r->headers_out.charset.len = 0; } else if (r->headers_out.charset.len == 0) { r->headers_out.charset = lcf->default_charset; } return ngx_http_next_header_filter(r); } #if 0 static int ngx_http_charset_body_filter(ngx_http_request_t *r, ngx_chain_t *in) { ngx_log_debug(r->connection->log, "CHARSET BODY"); return ngx_http_next_body_filter(r, in); } #endif static int ngx_http_charset_filter_init(ngx_cycle_t *cycle) { ngx_http_next_header_filter = ngx_http_top_header_filter; ngx_http_top_header_filter = ngx_http_charset_header_filter; #if 0 ngx_http_next_body_filter = ngx_http_top_body_filter; ngx_http_top_body_filter = ngx_http_charset_body_filter; #endif return NGX_OK; } static void *ngx_http_charset_create_loc_conf(ngx_conf_t *cf) { ngx_http_charset_loc_conf_t *lcf; ngx_test_null(lcf, ngx_pcalloc(cf->pool, sizeof(ngx_http_charset_loc_conf_t)), NGX_CONF_ERROR); return lcf; } static char *ngx_http_charset_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) { ngx_http_charset_loc_conf_t *prev = parent; ngx_http_charset_loc_conf_t *conf = child; ngx_conf_merge_str_value(conf->default_charset, prev->default_charset, ""); return NGX_CONF_OK; }