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changeset 2588:a6954ce88b80

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use complex values in add_header, auth_basic_user_file, sub_filter, and xslt_stylesheet parameters
author Igor Sysoev <igor@sysoev.ru>
date Sun, 22 Mar 2009 09:39:19 +0000
parents 8afc4df77ee8
children 859f6675a553
files src/http/modules/ngx_http_auth_basic_module.c src/http/modules/ngx_http_headers_filter_module.c src/http/modules/ngx_http_sub_filter_module.c src/http/modules/ngx_http_xslt_filter_module.c
diffstat 4 files changed, 102 insertions(+), 195 deletions(-) [+]
line wrap: on
line diff
--- a/src/http/modules/ngx_http_auth_basic_module.c
+++ b/src/http/modules/ngx_http_auth_basic_module.c
@@ -13,15 +13,13 @@
 
 
 typedef struct {
-    ngx_str_t     passwd;
+    ngx_str_t                 passwd;
 } ngx_http_auth_basic_ctx_t;
 
 
 typedef struct {
-    ngx_str_t     realm;
-    ngx_str_t     user_file;
-    ngx_array_t  *user_file_lengths;
-    ngx_array_t  *user_file_values;
+    ngx_str_t                 realm;
+    ngx_http_complex_value_t  user_file;
 } ngx_http_auth_basic_loc_conf_t;
 
 
@@ -117,7 +115,7 @@ ngx_http_auth_basic_handler(ngx_http_req
 
     alcf = ngx_http_get_module_loc_conf(r, ngx_http_auth_basic_module);
 
-    if (alcf->realm.len == 0 || alcf->user_file.len == 0) {
+    if (alcf->realm.len == 0 || alcf->user_file.value.len == 0) {
         return NGX_DECLINED;
     }
 
@@ -142,18 +140,8 @@ ngx_http_auth_basic_handler(ngx_http_req
         return NGX_HTTP_INTERNAL_SERVER_ERROR;
     }
 
-    if (alcf->user_file_lengths) {
-        if (ngx_http_script_run(r, &user_file, alcf->user_file_lengths->elts, 1,
-                                alcf->user_file_values->elts)
-            == NULL)
-        {
-            return NGX_ERROR;
-        }
-
-        user_file.data[--user_file.len] = '\0';
-
-    } else {
-        user_file = alcf->user_file;
+    if (ngx_http_complex_value(r, &alcf->user_file, &user_file) != NGX_OK) {
+        return NGX_ERROR;
     }
 
     fd = ngx_open_file(user_file.data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0);
@@ -401,10 +389,8 @@ ngx_http_auth_basic_merge_loc_conf(ngx_c
         conf->realm = prev->realm;
     }
 
-    if (conf->user_file.data == NULL) {
+    if (conf->user_file.value.len == 0) {
         conf->user_file = prev->user_file;
-        conf->user_file_lengths = prev->user_file_lengths;
-        conf->user_file_values = prev->user_file_values;
     }
 
     return NGX_CONF_OK;
@@ -468,47 +454,24 @@ ngx_http_auth_basic_user_file(ngx_conf_t
 {
     ngx_http_auth_basic_loc_conf_t *alcf = conf;
 
-    ngx_str_t                  *value;
-    ngx_uint_t                  n;
-    ngx_http_script_compile_t   sc;
+    ngx_str_t                         *value;
+    ngx_http_compile_complex_value_t   ccv;
 
-    if (alcf->user_file.data) {
+    if (alcf->user_file.value.len) {
         return "is duplicate";
     }
 
     value = cf->args->elts;
 
-    alcf->user_file = value[1];
-
-    if (alcf->user_file.len == 0) {
-        ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
-                           "invalid parameter \"%V\"", &alcf->user_file);
-        return NGX_CONF_ERROR;
-    }
-
-    if (alcf->user_file.data[0] != '$') {
-        if (ngx_conf_full_name(cf->cycle, &alcf->user_file, 1) != NGX_OK) {
-            return NGX_CONF_ERROR;
-        }
-    }
-
-    n = ngx_http_script_variables_count(&alcf->user_file);
+    ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
 
-    if (n == 0) {
-        return NGX_CONF_OK;
-    }
-
-    ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
+    ccv.cf = cf;
+    ccv.value = &value[1];
+    ccv.complex_value = &alcf->user_file;
+    ccv.zero = 1;
+    ccv.conf_prefix = 1;
 
-    sc.cf = cf;
-    sc.source = &alcf->user_file;
-    sc.lengths = &alcf->user_file_lengths;
-    sc.values = &alcf->user_file_values;
-    sc.variables = n;
-    sc.complete_lengths = 1;
-    sc.complete_values = 1;
-
-    if (ngx_http_script_compile(&sc) != NGX_OK) {
+    if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
         return NGX_CONF_ERROR;
     }
 
--- a/src/http/modules/ngx_http_headers_filter_module.c
+++ b/src/http/modules/ngx_http_headers_filter_module.c
@@ -16,18 +16,18 @@ typedef ngx_int_t (*ngx_http_set_header_
 
 
 typedef struct {
-    ngx_str_t                name;
-    ngx_uint_t               offset;
-    ngx_http_set_header_pt   handler;
+    ngx_str_t                  name;
+    ngx_uint_t                 offset;
+    ngx_http_set_header_pt     handler;
 } ngx_http_set_header_t;
 
 
 struct ngx_http_header_val_s {
-    ngx_table_elt_t          value;
-    ngx_uint_t               offset;
-    ngx_http_set_header_pt   handler;
-    ngx_array_t             *lengths;
-    ngx_array_t             *values;
+    ngx_http_complex_value_t   value;
+    ngx_uint_t                 hash;
+    ngx_str_t                  key;
+    ngx_http_set_header_pt     handler;
+    ngx_uint_t                 offset;
 };
 
 
@@ -162,16 +162,8 @@ ngx_http_headers_filter(ngx_http_request
         h = conf->headers->elts;
         for (i = 0; i < conf->headers->nelts; i++) {
 
-            if (h[i].lengths == NULL) {
-                value = h[i].value.value;
-
-            } else {
-                if (ngx_http_script_run(r, &value, h[i].lengths->elts, 0,
-                                        h[i].values->elts)
-                    == NULL)
-                {
-                    return NGX_ERROR;
-                }
+            if (ngx_http_complex_value(r, &h[i].value, &value) != NGX_OK) {
+                return NGX_ERROR;
             }
 
             if (h[i].handler(r, &h[i], &value) != NGX_OK) {
@@ -331,8 +323,8 @@ ngx_http_add_header(ngx_http_request_t *
             return NGX_ERROR;
         }
 
-        h->hash = hv->value.hash;
-        h->key = hv->value.key;
+        h->hash = hv->hash;
+        h->key = hv->key;
         h->value = *value;
     }
 
@@ -414,8 +406,8 @@ ngx_http_set_last_modified(ngx_http_requ
         }
     }
 
-    h->hash = hv->value.hash;
-    h->key = hv->value.key;
+    h->hash = hv->hash;
+    h->key = hv->key;
     h->value = *value;
 
     return NGX_OK;
@@ -578,12 +570,11 @@ ngx_http_headers_add(ngx_conf_t *cf, ngx
 {
     ngx_http_headers_conf_t *hcf = conf;
 
-    ngx_int_t                   n;
-    ngx_str_t                  *value;
-    ngx_uint_t                  i;
-    ngx_http_header_val_t      *h;
-    ngx_http_set_header_t      *sh;
-    ngx_http_script_compile_t   sc;
+    ngx_str_t                         *value;
+    ngx_uint_t                         i;
+    ngx_http_header_val_t             *hv;
+    ngx_http_set_header_t             *set;
+    ngx_http_compile_complex_value_t   ccv;
 
     value = cf->args->elts;
 
@@ -595,47 +586,35 @@ ngx_http_headers_add(ngx_conf_t *cf, ngx
         }
     }
 
-    h = ngx_array_push(hcf->headers);
-    if (h == NULL) {
+    hv = ngx_array_push(hcf->headers);
+    if (hv == NULL) {
         return NGX_CONF_ERROR;
     }
 
-    h->value.hash = 1;
-    h->value.key = value[1];
-    h->value.value = value[2];
-    h->offset = 0;
-    h->handler = ngx_http_add_header;
-    h->lengths = NULL;
-    h->values = NULL;
+    hv->hash = 1;
+    hv->key = value[1];
+    hv->handler = ngx_http_add_header;
+    hv->offset = 0;
 
-    sh = ngx_http_set_headers;
-    for (i = 0; sh[i].name.len; i++) {
-        if (ngx_strcasecmp(value[1].data, sh[i].name.data) != 0) {
+    set = ngx_http_set_headers;
+    for (i = 0; set[i].name.len; i++) {
+        if (ngx_strcasecmp(value[1].data, set[i].name.data) != 0) {
             continue;
         }
 
-        h->offset = sh[i].offset;
-        h->handler = sh[i].handler;
+        hv->offset = set[i].offset;
+        hv->handler = set[i].handler;
+
         break;
     }
 
-    n = ngx_http_script_variables_count(&value[2]);
-
-    if (n == 0) {
-        return NGX_CONF_OK;
-    }
-
-    ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
+    ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
 
-    sc.cf = cf;
-    sc.source = &value[2];
-    sc.lengths = &h->lengths;
-    sc.values = &h->values;
-    sc.variables = n;
-    sc.complete_lengths = 1;
-    sc.complete_values = 1;
+    ccv.cf = cf;
+    ccv.value = &value[2];
+    ccv.complex_value = &hv->value;
 
-    if (ngx_http_script_compile(&sc) != NGX_OK) {
+    if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
         return NGX_CONF_ERROR;
     }
 
--- a/src/http/modules/ngx_http_sub_filter_module.c
+++ b/src/http/modules/ngx_http_sub_filter_module.c
@@ -10,17 +10,14 @@
 
 
 typedef struct {
-    ngx_str_t      match;
-    ngx_str_t      sub;
-
-    ngx_hash_t     types;
+    ngx_str_t                  match;
+    ngx_http_complex_value_t   value;
 
-    ngx_array_t   *sub_lengths;
-    ngx_array_t   *sub_values;
+    ngx_hash_t                 types;
 
-    ngx_flag_t     once;
+    ngx_flag_t                 once;
 
-    ngx_array_t   *types_keys;
+    ngx_array_t               *types_keys;
 } ngx_http_sub_loc_conf_t;
 
 
@@ -31,27 +28,27 @@ typedef enum {
 
 
 typedef struct {
-    ngx_str_t      match;
+    ngx_str_t                  match;
 
-    ngx_uint_t     once;   /* unsigned  once:1 */
+    ngx_uint_t                 once;   /* unsigned  once:1 */
 
-    ngx_buf_t     *buf;
+    ngx_buf_t                 *buf;
 
-    u_char        *pos;
-    u_char        *copy_start;
-    u_char        *copy_end;
+    u_char                    *pos;
+    u_char                    *copy_start;
+    u_char                    *copy_end;
 
-    ngx_chain_t   *in;
-    ngx_chain_t   *out;
-    ngx_chain_t  **last_out;
-    ngx_chain_t   *busy;
-    ngx_chain_t   *free;
+    ngx_chain_t               *in;
+    ngx_chain_t               *out;
+    ngx_chain_t              **last_out;
+    ngx_chain_t               *busy;
+    ngx_chain_t               *free;
 
-    ngx_str_t      sub;
+    ngx_str_t                  sub;
 
-    ngx_uint_t     state;
-    size_t         saved;
-    size_t         looked;
+    ngx_uint_t                 state;
+    size_t                     saved;
+    size_t                     looked;
 } ngx_http_sub_ctx_t;
 
 
@@ -154,7 +151,6 @@ ngx_http_sub_header_filter(ngx_http_requ
 
     ctx->match = slcf->match;
     ctx->last_out = &ctx->out;
-    ctx->sub = slcf->sub;
 
     r->filter_need_in_memory = 1;
 
@@ -346,9 +342,8 @@ ngx_http_sub_body_filter(ngx_http_reques
 
             if (ctx->sub.data == NULL) {
 
-                if (ngx_http_script_run(r, &ctx->sub, slcf->sub_lengths->elts,
-                                        0, slcf->sub_values->elts)
-                    == NULL)
+                if (ngx_http_complex_value(r, &slcf->value, &ctx->sub)
+                    != NGX_OK)
                 {
                     return NGX_ERROR;
                 }
@@ -609,9 +604,8 @@ ngx_http_sub_filter(ngx_conf_t *cf, ngx_
 {
     ngx_http_sub_loc_conf_t *slcf = conf;
 
-    ngx_str_t                  *value;
-    ngx_int_t                   n;
-    ngx_http_script_compile_t   sc;
+    ngx_str_t                         *value;
+    ngx_http_compile_complex_value_t   ccv;
 
     if (slcf->match.len) {
         return "is duplicate";
@@ -623,24 +617,13 @@ ngx_http_sub_filter(ngx_conf_t *cf, ngx_
 
     slcf->match = value[1];
 
-    n = ngx_http_script_variables_count(&value[2]);
-
-    if (n == 0) {
-        slcf->sub = value[2];
-        return NGX_CONF_OK;
-    }
-
-    ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
+    ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
 
-    sc.cf = cf;
-    sc.source = &value[2];
-    sc.lengths = &slcf->sub_lengths;
-    sc.values = &slcf->sub_values;
-    sc.variables = n;
-    sc.complete_lengths = 1;
-    sc.complete_values = 1;
+    ccv.cf = cf;
+    ccv.value = &value[2];
+    ccv.complex_value = &slcf->value;
 
-    if (ngx_http_script_compile(&sc) != NGX_OK) {
+    if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
         return NGX_CONF_ERROR;
     }
 
@@ -684,10 +667,8 @@ ngx_http_sub_merge_conf(ngx_conf_t *cf, 
     ngx_conf_merge_value(conf->once, prev->once, 1);
     ngx_conf_merge_str_value(conf->match, prev->match, "");
 
-    if (conf->sub.data == NULL && conf->sub_lengths == NULL) {
-        conf->sub = prev->sub;
-        conf->sub_lengths = prev->sub_lengths;
-        conf->sub_values = prev->sub_values;
+    if (conf->value.value.len == 0) {
+        conf->value = prev->value;
     }
 
     if (ngx_http_merge_types(cf, conf->types_keys, &conf->types,
--- a/src/http/modules/ngx_http_xslt_filter_module.c
+++ b/src/http/modules/ngx_http_xslt_filter_module.c
@@ -38,14 +38,8 @@ typedef struct {
 
 
 typedef struct {
-    ngx_array_t         *lengths;
-    ngx_array_t         *values;
-} ngx_http_xslt_param_t;
-
-
-typedef struct {
     xsltStylesheetPtr    stylesheet;
-    ngx_array_t          params;       /* ngx_http_xslt_param_t */
+    ngx_array_t          params;       /* ngx_http_complex_value_t */
 } ngx_http_xslt_sheet_t;
 
 
@@ -867,30 +861,25 @@ static ngx_int_t
 ngx_http_xslt_params(ngx_http_request_t *r, ngx_http_xslt_filter_ctx_t *ctx,
     ngx_array_t *params)
 {
-    u_char                 *p, *last, *value, *dst, *src, **s;
-    size_t                  len;
-    ngx_uint_t              i;
-    ngx_str_t               string;
-    ngx_http_xslt_param_t  *param;
+    u_char                    *p, *last, *value, *dst, *src, **s;
+    size_t                     len;
+    ngx_uint_t                 i;
+    ngx_str_t                  string;
+    ngx_http_complex_value_t  *param;
 
     param = params->elts;
 
     for (i = 0; i < params->nelts; i++) {
 
-        if (ngx_http_script_run(r, &string, param[i].lengths->elts, 1,
-                                param[i].values->elts)
-            == NULL)
-        {
+        if (ngx_http_complex_value(r, &param[i], &string) != NGX_OK) {
             return NGX_ERROR;
         }
 
-        last = string.data + string.len - 1;
-        *last = '\0';
-
         ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
                        "xslt filter param: \"%s\"", string.data);
 
         p = string.data;
+        last = string.data + string.len - 1;
 
         while (p && *p) {
 
@@ -1073,8 +1062,8 @@ ngx_http_xslt_stylesheet(ngx_conf_t *cf,
     ngx_pool_cleanup_t                *cln;
     ngx_http_xslt_file_t              *file;
     ngx_http_xslt_sheet_t             *sheet;
-    ngx_http_xslt_param_t             *param;
-    ngx_http_script_compile_t          sc;
+    ngx_http_complex_value_t          *param;
+    ngx_http_compile_complex_value_t   ccv;
     ngx_http_xslt_filter_main_conf_t  *xmcf;
 
     value = cf->args->elts;
@@ -1142,7 +1131,7 @@ found:
     }
 
     if (ngx_array_init(&sheet->params, cf->pool, n - 2,
-                       sizeof(ngx_http_xslt_param_t))
+                       sizeof(ngx_http_complex_value_t))
         != NGX_OK)
     {
         return NGX_CONF_ERROR;
@@ -1155,22 +1144,17 @@ found:
             return NGX_CONF_ERROR;
         }
 
-        param->lengths = NULL;
-        param->values = NULL;
-
-        ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
+        ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
 
-        sc.cf = cf;
-        sc.source = &value[i];
-        sc.lengths = &param->lengths;
-        sc.values = &param->values;
-        sc.variables = ngx_http_script_variables_count(&value[i]);
-        sc.complete_lengths = 1;
-        sc.complete_values = 1;
+        ccv.cf = cf;
+        ccv.value = &value[i];
+        ccv.complex_value = param;
+        ccv.zero = 1;
 
-        if (ngx_http_script_compile(&sc) != NGX_OK) {
+        if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
             return NGX_CONF_ERROR;
         }
+
     }
 
     return NGX_CONF_OK;