Mercurial > hg > nginx
annotate src/http/modules/ngx_http_xslt_filter_module.c @ 4717:bd45a98ff226 stable-1.2
Merge of r4647: xslt reuse.
Fixed the reuse of parsed DTDs and XSLTs.
Patch by Kuramoto Eiji.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Mon, 02 Jul 2012 15:39:28 +0000 |
| parents | 1a11e4a8877a |
| children | 4a18bf1833a9 b5601d23b61e |
| rev | line source |
|---|---|
| 2139 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4412 | 4 * Copyright (C) Nginx, Inc. |
| 2139 | 5 */ |
| 6 | |
| 7 | |
| 8 #include <ngx_config.h> | |
| 9 #include <ngx_core.h> | |
| 10 #include <ngx_http.h> | |
| 11 | |
| 12 #include <libxml/parser.h> | |
| 13 #include <libxml/tree.h> | |
| 14 #include <libxslt/xslt.h> | |
| 15 #include <libxslt/xsltInternals.h> | |
| 16 #include <libxslt/transform.h> | |
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17 #include <libxslt/variables.h> |
| 2139 | 18 #include <libxslt/xsltutils.h> |
| 19 | |
| 2299 | 20 #if (NGX_HAVE_EXSLT) |
| 21 #include <libexslt/exslt.h> | |
| 22 #endif | |
| 23 | |
| 2139 | 24 |
| 25 #ifndef NGX_HTTP_XSLT_REUSE_DTD | |
| 26 #define NGX_HTTP_XSLT_REUSE_DTD 1 | |
| 27 #endif | |
| 28 | |
| 29 | |
| 30 typedef struct { | |
|
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31 u_char *name; |
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32 void *data; |
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33 } ngx_http_xslt_file_t; |
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34 |
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35 |
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36 typedef struct { |
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37 ngx_array_t dtd_files; /* ngx_http_xslt_file_t */ |
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38 ngx_array_t sheet_files; /* ngx_http_xslt_file_t */ |
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39 } ngx_http_xslt_filter_main_conf_t; |
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40 |
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41 |
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42 typedef struct { |
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43 u_char *name; |
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44 ngx_http_complex_value_t value; |
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45 ngx_uint_t quote; /* unsigned quote:1; */ |
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46 } ngx_http_xslt_param_t; |
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47 |
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48 |
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49 typedef struct { |
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50 xsltStylesheetPtr stylesheet; |
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51 ngx_array_t params; /* ngx_http_xslt_param_t */ |
| 2139 | 52 } ngx_http_xslt_sheet_t; |
| 53 | |
| 54 | |
| 55 typedef struct { | |
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56 xmlDtdPtr dtd; |
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57 ngx_array_t sheets; /* ngx_http_xslt_sheet_t */ |
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58 ngx_hash_t types; |
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59 ngx_array_t *types_keys; |
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60 ngx_array_t *params; /* ngx_http_xslt_param_t */ |
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61 } ngx_http_xslt_filter_loc_conf_t; |
| 2139 | 62 |
| 63 | |
| 64 typedef struct { | |
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65 xmlDocPtr doc; |
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66 xmlParserCtxtPtr ctxt; |
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67 xsltTransformContextPtr transform; |
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68 ngx_http_request_t *request; |
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69 ngx_array_t params; |
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70 |
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71 ngx_uint_t done; /* unsigned done:1; */ |
| 2139 | 72 } ngx_http_xslt_filter_ctx_t; |
| 73 | |
| 74 | |
| 75 static ngx_int_t ngx_http_xslt_send(ngx_http_request_t *r, | |
| 76 ngx_http_xslt_filter_ctx_t *ctx, ngx_buf_t *b); | |
| 77 static ngx_int_t ngx_http_xslt_add_chunk(ngx_http_request_t *r, | |
| 78 ngx_http_xslt_filter_ctx_t *ctx, ngx_buf_t *b); | |
| 79 | |
| 80 | |
| 81 static void ngx_http_xslt_sax_external_subset(void *data, const xmlChar *name, | |
| 82 const xmlChar *externalId, const xmlChar *systemId); | |
| 83 static void ngx_cdecl ngx_http_xslt_sax_error(void *data, const char *msg, ...); | |
| 84 | |
| 85 | |
| 86 static ngx_buf_t *ngx_http_xslt_apply_stylesheet(ngx_http_request_t *r, | |
| 87 ngx_http_xslt_filter_ctx_t *ctx); | |
| 88 static ngx_int_t ngx_http_xslt_params(ngx_http_request_t *r, | |
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89 ngx_http_xslt_filter_ctx_t *ctx, ngx_array_t *params, ngx_uint_t final); |
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90 static u_char *ngx_http_xslt_content_type(xsltStylesheetPtr s); |
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91 static u_char *ngx_http_xslt_encoding(xsltStylesheetPtr s); |
| 2139 | 92 static void ngx_http_xslt_cleanup(void *data); |
| 93 | |
| 94 static char *ngx_http_xslt_entities(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 95 void *conf); | |
| 96 static char *ngx_http_xslt_stylesheet(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 97 void *conf); | |
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98 static char *ngx_http_xslt_param(ngx_conf_t *cf, ngx_command_t *cmd, |
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99 void *conf); |
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100 static void ngx_http_xslt_cleanup_dtd(void *data); |
| 2139 | 101 static void ngx_http_xslt_cleanup_stylesheet(void *data); |
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102 static void *ngx_http_xslt_filter_create_main_conf(ngx_conf_t *cf); |
| 2139 | 103 static void *ngx_http_xslt_filter_create_conf(ngx_conf_t *cf); |
| 104 static char *ngx_http_xslt_filter_merge_conf(ngx_conf_t *cf, void *parent, | |
| 105 void *child); | |
| 106 static ngx_int_t ngx_http_xslt_filter_init(ngx_conf_t *cf); | |
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107 static void ngx_http_xslt_filter_exit(ngx_cycle_t *cycle); |
| 2139 | 108 |
| 109 | |
| 110 ngx_str_t ngx_http_xslt_default_types[] = { | |
| 111 ngx_string("text/xml"), | |
| 112 ngx_null_string | |
| 113 }; | |
| 114 | |
| 115 | |
| 116 static ngx_command_t ngx_http_xslt_filter_commands[] = { | |
| 117 | |
| 118 { ngx_string("xml_entities"), | |
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119 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| 2139 | 120 ngx_http_xslt_entities, |
| 121 NGX_HTTP_LOC_CONF_OFFSET, | |
| 122 0, | |
| 123 NULL }, | |
| 124 | |
| 125 { ngx_string("xslt_stylesheet"), | |
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126 NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 2139 | 127 ngx_http_xslt_stylesheet, |
| 128 NGX_HTTP_LOC_CONF_OFFSET, | |
| 129 0, | |
| 130 NULL }, | |
| 131 | |
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132 { ngx_string("xslt_param"), |
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133 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, |
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134 ngx_http_xslt_param, |
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135 NGX_HTTP_LOC_CONF_OFFSET, |
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136 0, |
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137 NULL }, |
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138 |
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139 { ngx_string("xslt_string_param"), |
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140 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, |
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141 ngx_http_xslt_param, |
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142 NGX_HTTP_LOC_CONF_OFFSET, |
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143 0, |
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144 (void *) 1 }, |
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145 |
| 2139 | 146 { ngx_string("xslt_types"), |
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147 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 2139 | 148 ngx_http_types_slot, |
| 149 NGX_HTTP_LOC_CONF_OFFSET, | |
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150 offsetof(ngx_http_xslt_filter_loc_conf_t, types_keys), |
| 2139 | 151 &ngx_http_xslt_default_types[0] }, |
| 152 | |
| 153 ngx_null_command | |
| 154 }; | |
| 155 | |
| 156 | |
| 157 static ngx_http_module_t ngx_http_xslt_filter_module_ctx = { | |
| 158 NULL, /* preconfiguration */ | |
| 159 ngx_http_xslt_filter_init, /* postconfiguration */ | |
| 160 | |
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161 ngx_http_xslt_filter_create_main_conf, /* create main configuration */ |
| 2139 | 162 NULL, /* init main configuration */ |
| 163 | |
| 164 NULL, /* create server configuration */ | |
| 165 NULL, /* merge server configuration */ | |
| 166 | |
| 167 ngx_http_xslt_filter_create_conf, /* create location configuration */ | |
| 168 ngx_http_xslt_filter_merge_conf /* merge location configuration */ | |
| 169 }; | |
| 170 | |
| 171 | |
| 172 ngx_module_t ngx_http_xslt_filter_module = { | |
| 173 NGX_MODULE_V1, | |
| 174 &ngx_http_xslt_filter_module_ctx, /* module context */ | |
| 175 ngx_http_xslt_filter_commands, /* module directives */ | |
| 176 NGX_HTTP_MODULE, /* module type */ | |
| 177 NULL, /* init master */ | |
| 178 NULL, /* init module */ | |
| 179 NULL, /* init process */ | |
| 180 NULL, /* init thread */ | |
| 181 NULL, /* exit thread */ | |
| 2983 | 182 ngx_http_xslt_filter_exit, /* exit process */ |
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183 ngx_http_xslt_filter_exit, /* exit master */ |
| 2139 | 184 NGX_MODULE_V1_PADDING |
| 185 }; | |
| 186 | |
| 187 | |
| 188 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; | |
| 189 static ngx_http_output_body_filter_pt ngx_http_next_body_filter; | |
| 190 | |
| 191 | |
| 192 static ngx_int_t | |
| 193 ngx_http_xslt_header_filter(ngx_http_request_t *r) | |
| 194 { | |
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195 ngx_http_xslt_filter_ctx_t *ctx; |
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196 ngx_http_xslt_filter_loc_conf_t *conf; |
| 2139 | 197 |
| 198 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 199 "xslt filter header"); | |
| 200 | |
| 201 if (r->headers_out.status == NGX_HTTP_NOT_MODIFIED) { | |
| 202 return ngx_http_next_header_filter(r); | |
| 203 } | |
| 204 | |
| 205 conf = ngx_http_get_module_loc_conf(r, ngx_http_xslt_filter_module); | |
| 206 | |
| 207 if (conf->sheets.nelts == 0 | |
| 2148 | 208 || ngx_http_test_content_type(r, &conf->types) == NULL) |
| 2139 | 209 { |
| 210 return ngx_http_next_header_filter(r); | |
| 211 } | |
| 212 | |
| 213 ctx = ngx_http_get_module_ctx(r, ngx_http_xslt_filter_module); | |
| 214 | |
| 215 if (ctx) { | |
| 216 return ngx_http_next_header_filter(r); | |
| 217 } | |
| 218 | |
| 219 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_xslt_filter_ctx_t)); | |
| 220 if (ctx == NULL) { | |
| 221 return NGX_ERROR; | |
| 222 } | |
| 223 | |
| 224 ngx_http_set_ctx(r, ctx, ngx_http_xslt_filter_module); | |
| 225 | |
| 226 r->main_filter_need_in_memory = 1; | |
| 227 | |
| 228 return NGX_OK; | |
| 229 } | |
| 230 | |
| 231 | |
| 232 static ngx_int_t | |
| 233 ngx_http_xslt_body_filter(ngx_http_request_t *r, ngx_chain_t *in) | |
| 234 { | |
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235 int wellFormed; |
| 2139 | 236 ngx_chain_t *cl; |
| 237 ngx_http_xslt_filter_ctx_t *ctx; | |
| 238 | |
| 239 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 240 "xslt filter body"); | |
| 241 | |
| 242 if (in == NULL) { | |
| 243 return ngx_http_next_body_filter(r, in); | |
| 244 } | |
| 245 | |
| 246 ctx = ngx_http_get_module_ctx(r, ngx_http_xslt_filter_module); | |
| 247 | |
| 248 if (ctx == NULL || ctx->done) { | |
| 249 return ngx_http_next_body_filter(r, in); | |
| 250 } | |
| 251 | |
| 252 for (cl = in; cl; cl = cl->next) { | |
| 253 | |
| 254 if (ngx_http_xslt_add_chunk(r, ctx, cl->buf) != NGX_OK) { | |
| 255 | |
| 3642 | 256 if (ctx->ctxt->myDoc) { |
| 2139 | 257 |
| 258 #if (NGX_HTTP_XSLT_REUSE_DTD) | |
| 259 ctx->ctxt->myDoc->extSubset = NULL; | |
| 260 #endif | |
| 261 xmlFreeDoc(ctx->ctxt->myDoc); | |
| 262 } | |
| 263 | |
| 264 xmlFreeParserCtxt(ctx->ctxt); | |
| 265 | |
| 266 return ngx_http_xslt_send(r, ctx, NULL); | |
| 267 } | |
| 268 | |
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269 if (cl->buf->last_buf || cl->buf->last_in_chain) { |
| 2139 | 270 |
| 271 ctx->doc = ctx->ctxt->myDoc; | |
| 272 | |
| 273 #if (NGX_HTTP_XSLT_REUSE_DTD) | |
| 274 ctx->doc->extSubset = NULL; | |
| 275 #endif | |
| 276 | |
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277 wellFormed = ctx->ctxt->wellFormed; |
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278 |
| 2139 | 279 xmlFreeParserCtxt(ctx->ctxt); |
| 280 | |
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281 if (wellFormed) { |
| 2139 | 282 return ngx_http_xslt_send(r, ctx, |
| 283 ngx_http_xslt_apply_stylesheet(r, ctx)); | |
| 284 } | |
| 285 | |
| 286 xmlFreeDoc(ctx->doc); | |
| 287 | |
| 288 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 289 "not well formed XML document"); | |
| 290 | |
| 291 return ngx_http_xslt_send(r, ctx, NULL); | |
| 292 } | |
| 293 } | |
| 294 | |
| 295 return NGX_OK; | |
| 296 } | |
| 297 | |
| 298 | |
| 299 static ngx_int_t | |
| 300 ngx_http_xslt_send(ngx_http_request_t *r, ngx_http_xslt_filter_ctx_t *ctx, | |
| 301 ngx_buf_t *b) | |
| 302 { | |
| 303 ngx_int_t rc; | |
| 304 ngx_chain_t out; | |
| 305 ngx_pool_cleanup_t *cln; | |
| 306 | |
| 307 ctx->done = 1; | |
| 308 | |
| 309 if (b == NULL) { | |
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310 return ngx_http_filter_finalize_request(r, NULL, |
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311 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 2139 | 312 } |
| 313 | |
| 314 cln = ngx_pool_cleanup_add(r->pool, 0); | |
| 315 | |
| 316 if (cln == NULL) { | |
| 317 ngx_free(b->pos); | |
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318 return ngx_http_filter_finalize_request(r, NULL, |
| 2139 | 319 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 320 } | |
| 321 | |
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322 if (r == r->main) { |
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323 r->headers_out.content_length_n = b->last - b->pos; |
| 2139 | 324 |
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325 if (r->headers_out.content_length) { |
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326 r->headers_out.content_length->hash = 0; |
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327 r->headers_out.content_length = NULL; |
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328 } |
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329 |
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330 ngx_http_clear_last_modified(r); |
| 2139 | 331 } |
| 332 | |
| 333 rc = ngx_http_next_header_filter(r); | |
| 334 | |
| 335 if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { | |
| 336 ngx_free(b->pos); | |
| 337 return rc; | |
| 338 } | |
| 339 | |
| 340 cln->handler = ngx_http_xslt_cleanup; | |
| 341 cln->data = b->pos; | |
| 342 | |
| 343 out.buf = b; | |
| 344 out.next = NULL; | |
| 345 | |
| 346 return ngx_http_next_body_filter(r, &out); | |
| 347 } | |
| 348 | |
| 349 | |
| 350 static ngx_int_t | |
| 351 ngx_http_xslt_add_chunk(ngx_http_request_t *r, ngx_http_xslt_filter_ctx_t *ctx, | |
| 352 ngx_buf_t *b) | |
| 353 { | |
|
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354 int err; |
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355 xmlParserCtxtPtr ctxt; |
| 2139 | 356 |
| 357 if (ctx->ctxt == NULL) { | |
| 358 | |
| 359 ctxt = xmlCreatePushParserCtxt(NULL, NULL, NULL, 0, NULL); | |
| 360 if (ctxt == NULL) { | |
| 361 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 362 "xmlCreatePushParserCtxt() failed"); | |
| 363 return NGX_ERROR; | |
| 364 } | |
|
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365 xmlCtxtUseOptions(ctxt, XML_PARSE_NOENT|XML_PARSE_DTDLOAD |
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366 |XML_PARSE_NOWARNING); |
| 2139 | 367 |
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368 ctxt->sax->externalSubset = ngx_http_xslt_sax_external_subset; |
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369 ctxt->sax->setDocumentLocator = NULL; |
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370 ctxt->sax->error = ngx_http_xslt_sax_error; |
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371 ctxt->sax->fatalError = ngx_http_xslt_sax_error; |
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372 ctxt->sax->_private = ctx; |
| 2139 | 373 |
| 374 ctx->ctxt = ctxt; | |
| 375 ctx->request = r; | |
| 376 } | |
| 377 | |
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378 err = xmlParseChunk(ctx->ctxt, (char *) b->pos, (int) (b->last - b->pos), |
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379 (b->last_buf) || (b->last_in_chain)); |
| 2139 | 380 |
| 381 if (err == 0) { | |
| 382 b->pos = b->last; | |
| 383 return NGX_OK; | |
| 384 } | |
| 385 | |
| 386 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 387 "xmlParseChunk() failed, error:%d", err); | |
| 388 | |
| 389 return NGX_ERROR; | |
| 390 } | |
| 391 | |
| 392 | |
| 393 static void | |
| 394 ngx_http_xslt_sax_external_subset(void *data, const xmlChar *name, | |
| 395 const xmlChar *externalId, const xmlChar *systemId) | |
| 396 { | |
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397 xmlParserCtxtPtr ctxt = data; |
| 2139 | 398 |
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399 xmlDocPtr doc; |
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400 xmlDtdPtr dtd; |
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401 ngx_http_request_t *r; |
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402 ngx_http_xslt_filter_ctx_t *ctx; |
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403 ngx_http_xslt_filter_loc_conf_t *conf; |
| 2139 | 404 |
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405 ctx = ctxt->sax->_private; |
| 2139 | 406 r = ctx->request; |
| 407 | |
| 408 conf = ngx_http_get_module_loc_conf(r, ngx_http_xslt_filter_module); | |
| 409 | |
| 410 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 411 "xslt filter extSubset: \"%s\" \"%s\" \"%s\"", | |
| 412 name ? name : (xmlChar *) "", | |
| 413 externalId ? externalId : (xmlChar *) "", | |
| 414 systemId ? systemId : (xmlChar *) ""); | |
| 415 | |
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416 doc = ctxt->myDoc; |
| 2139 | 417 |
| 418 #if (NGX_HTTP_XSLT_REUSE_DTD) | |
| 419 | |
| 420 dtd = conf->dtd; | |
| 421 | |
| 422 #else | |
| 423 | |
| 424 dtd = xmlCopyDtd(conf->dtd); | |
| 425 if (dtd == NULL) { | |
| 426 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 427 "xmlCopyDtd() failed"); | |
| 428 return; | |
| 429 } | |
| 430 | |
| 431 if (doc->children == NULL) { | |
| 432 xmlAddChild((xmlNodePtr) doc, (xmlNodePtr) dtd); | |
| 433 | |
| 434 } else { | |
| 435 xmlAddPrevSibling(doc->children, (xmlNodePtr) dtd); | |
| 436 } | |
| 437 | |
| 438 #endif | |
| 439 | |
| 440 doc->extSubset = dtd; | |
| 441 } | |
| 442 | |
| 443 | |
| 444 static void ngx_cdecl | |
| 445 ngx_http_xslt_sax_error(void *data, const char *msg, ...) | |
| 446 { | |
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447 xmlParserCtxtPtr ctxt = data; |
| 2139 | 448 |
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449 size_t n; |
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450 va_list args; |
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451 ngx_http_xslt_filter_ctx_t *ctx; |
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452 u_char buf[NGX_MAX_ERROR_STR]; |
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453 |
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454 ctx = ctxt->sax->_private; |
| 2139 | 455 |
| 456 buf[0] = '\0'; | |
| 457 | |
| 458 va_start(args, msg); | |
| 459 n = (size_t) vsnprintf((char *) buf, NGX_MAX_ERROR_STR, msg, args); | |
| 460 va_end(args); | |
| 461 | |
| 462 while (--n && (buf[n] == CR || buf[n] == LF)) { /* void */ } | |
| 463 | |
| 464 ngx_log_error(NGX_LOG_ERR, ctx->request->connection->log, 0, | |
| 2999 | 465 "libxml2 error: \"%*s\"", n + 1, buf); |
| 2139 | 466 } |
| 467 | |
| 468 | |
| 469 static ngx_buf_t * | |
| 470 ngx_http_xslt_apply_stylesheet(ngx_http_request_t *r, | |
| 471 ngx_http_xslt_filter_ctx_t *ctx) | |
| 472 { | |
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473 int len, rc, doc_type; |
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474 u_char *type, *encoding; |
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475 ngx_buf_t *b; |
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476 ngx_uint_t i; |
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477 xmlChar *buf; |
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478 xmlDocPtr doc, res; |
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479 ngx_http_xslt_sheet_t *sheet; |
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480 ngx_http_xslt_filter_loc_conf_t *conf; |
| 2139 | 481 |
| 482 conf = ngx_http_get_module_loc_conf(r, ngx_http_xslt_filter_module); | |
| 483 sheet = conf->sheets.elts; | |
| 484 doc = ctx->doc; | |
| 485 | |
| 486 /* preallocate array for 4 params */ | |
| 487 | |
| 488 if (ngx_array_init(&ctx->params, r->pool, 4 * 2 + 1, sizeof(char *)) | |
| 489 != NGX_OK) | |
| 490 { | |
| 491 xmlFreeDoc(doc); | |
| 492 return NULL; | |
| 493 } | |
| 494 | |
| 495 for (i = 0; i < conf->sheets.nelts; i++) { | |
| 496 | |
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497 ctx->transform = xsltNewTransformContext(sheet[i].stylesheet, doc); |
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498 if (ctx->transform == NULL) { |
| 2139 | 499 xmlFreeDoc(doc); |
| 500 return NULL; | |
| 501 } | |
| 502 | |
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503 if (conf->params |
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504 && ngx_http_xslt_params(r, ctx, conf->params, 0) != NGX_OK) |
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505 { |
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506 xsltFreeTransformContext(ctx->transform); |
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507 xmlFreeDoc(doc); |
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508 return NULL; |
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509 } |
| 2139 | 510 |
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511 if (ngx_http_xslt_params(r, ctx, &sheet[i].params, 1) != NGX_OK) { |
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512 xsltFreeTransformContext(ctx->transform); |
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513 xmlFreeDoc(doc); |
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514 return NULL; |
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515 } |
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516 |
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517 res = xsltApplyStylesheetUser(sheet[i].stylesheet, doc, |
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518 ctx->params.elts, NULL, NULL, |
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519 ctx->transform); |
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520 |
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521 xsltFreeTransformContext(ctx->transform); |
| 2139 | 522 xmlFreeDoc(doc); |
| 523 | |
| 524 if (res == NULL) { | |
| 525 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 526 "xsltApplyStylesheet() failed"); | |
| 527 return NULL; | |
| 528 } | |
| 529 | |
| 530 doc = res; | |
| 531 | |
| 532 /* reset array elements */ | |
| 533 ctx->params.nelts = 0; | |
| 534 } | |
| 535 | |
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536 /* there must be at least one stylesheet */ |
| 2139 | 537 |
|
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538 if (r == r->main) { |
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539 type = ngx_http_xslt_content_type(sheet[i - 1].stylesheet); |
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540 |
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541 } else { |
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542 type = NULL; |
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543 } |
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544 |
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545 encoding = ngx_http_xslt_encoding(sheet[i - 1].stylesheet); |
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546 doc_type = doc->type; |
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547 |
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548 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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549 "xslt filter type: %d t:%s e:%s", |
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550 doc_type, type ? type : (u_char *) "(null)", |
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551 encoding ? encoding : (u_char *) "(null)"); |
| 2139 | 552 |
| 553 rc = xsltSaveResultToString(&buf, &len, doc, sheet[i - 1].stylesheet); | |
| 554 | |
| 555 xmlFreeDoc(doc); | |
| 556 | |
| 557 if (rc != 0) { | |
| 558 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 559 "xsltSaveResultToString() failed"); | |
| 560 return NULL; | |
| 561 } | |
| 562 | |
| 563 if (len == 0) { | |
| 564 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 565 "xsltSaveResultToString() returned zero-length result"); | |
| 566 return NULL; | |
| 567 } | |
| 568 | |
| 569 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); | |
| 570 if (b == NULL) { | |
| 571 ngx_free(buf); | |
| 572 return NULL; | |
| 573 } | |
| 574 | |
| 575 b->pos = buf; | |
| 576 b->last = buf + len; | |
| 577 b->memory = 1; | |
| 578 | |
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579 if (encoding) { |
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580 r->headers_out.charset.len = ngx_strlen(encoding); |
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581 r->headers_out.charset.data = encoding; |
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582 } |
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583 |
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584 if (r != r->main) { |
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585 return b; |
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586 } |
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587 |
|
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588 b->last_buf = 1; |
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589 |
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590 if (type) { |
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591 len = ngx_strlen(type); |
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592 |
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593 r->headers_out.content_type_len = len; |
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594 r->headers_out.content_type.len = len; |
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595 r->headers_out.content_type.data = type; |
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596 |
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597 } else if (doc_type == XML_HTML_DOCUMENT_NODE) { |
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598 |
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599 r->headers_out.content_type_len = sizeof("text/html") - 1; |
|
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600 ngx_str_set(&r->headers_out.content_type, "text/html"); |
|
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601 } |
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602 |
|
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603 r->headers_out.content_type_lowcase = NULL; |
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604 |
| 2139 | 605 return b; |
| 606 } | |
| 607 | |
| 608 | |
| 609 static ngx_int_t | |
| 610 ngx_http_xslt_params(ngx_http_request_t *r, ngx_http_xslt_filter_ctx_t *ctx, | |
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611 ngx_array_t *params, ngx_uint_t final) |
| 2139 | 612 { |
|
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613 u_char *p, *last, *value, *dst, *src, **s; |
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614 size_t len; |
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615 ngx_uint_t i; |
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616 ngx_str_t string; |
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617 ngx_http_xslt_param_t *param; |
| 2139 | 618 |
| 619 param = params->elts; | |
| 620 | |
| 621 for (i = 0; i < params->nelts; i++) { | |
| 622 | |
|
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623 if (ngx_http_complex_value(r, ¶m[i].value, &string) != NGX_OK) { |
| 2139 | 624 return NGX_ERROR; |
| 625 } | |
| 626 | |
| 627 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 628 "xslt filter param: \"%s\"", string.data); | |
| 629 | |
|
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630 if (param[i].name) { |
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631 |
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632 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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633 "xslt filter param name: \"%s\"", param[i].name); |
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634 |
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635 if (param[i].quote) { |
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636 if (xsltQuoteOneUserParam(ctx->transform, param[i].name, |
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637 string.data) |
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638 != 0) |
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639 { |
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640 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
|
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641 "xsltQuoteOneUserParam(\"%s\", \"%s\") failed", |
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642 param[i].name, string.data); |
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643 return NGX_ERROR; |
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644 } |
|
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645 |
|
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646 continue; |
|
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647 } |
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648 |
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649 s = ngx_array_push(&ctx->params); |
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650 if (s == NULL) { |
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651 return NGX_ERROR; |
|
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652 } |
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653 |
|
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654 *s = param[i].name; |
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655 |
|
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656 s = ngx_array_push(&ctx->params); |
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657 if (s == NULL) { |
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658 return NGX_ERROR; |
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659 } |
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660 |
|
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661 *s = string.data; |
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662 |
|
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663 continue; |
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664 } |
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665 |
|
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666 /* |
|
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667 * parse param1=value1:param2=value2 syntax as used by parameters |
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668 * specified in xslt_stylesheet directives |
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669 */ |
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670 |
| 2139 | 671 p = string.data; |
|
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|
672 last = string.data + string.len; |
| 2139 | 673 |
| 674 while (p && *p) { | |
| 675 | |
| 676 value = p; | |
| 677 p = (u_char *) ngx_strchr(p, '='); | |
| 678 if (p == NULL) { | |
| 679 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 680 "invalid libxslt parameter \"%s\"", value); | |
| 681 return NGX_ERROR; | |
| 682 } | |
| 683 *p++ = '\0'; | |
| 684 | |
| 685 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 686 "xslt filter param name: \"%s\"", value); | |
| 687 | |
| 688 s = ngx_array_push(&ctx->params); | |
| 689 if (s == NULL) { | |
| 690 return NGX_ERROR; | |
| 691 } | |
| 692 | |
| 693 *s = value; | |
| 694 | |
| 695 value = p; | |
| 696 p = (u_char *) ngx_strchr(p, ':'); | |
| 697 | |
| 698 if (p) { | |
| 699 len = p - value; | |
| 700 *p++ = '\0'; | |
| 701 | |
| 702 } else { | |
| 703 len = last - value; | |
| 704 } | |
| 705 | |
| 706 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 707 "xslt filter param value: \"%s\"", value); | |
| 708 | |
| 709 dst = value; | |
| 710 src = value; | |
| 711 | |
| 712 ngx_unescape_uri(&dst, &src, len, 0); | |
| 713 | |
| 714 *dst = '\0'; | |
| 715 | |
| 716 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 717 "xslt filter param unescaped: \"%s\"", value); | |
| 718 | |
| 719 s = ngx_array_push(&ctx->params); | |
| 720 if (s == NULL) { | |
| 721 return NGX_ERROR; | |
| 722 } | |
| 723 | |
| 724 *s = value; | |
| 725 } | |
| 726 } | |
| 727 | |
|
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|
728 if (final) { |
|
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Added xslt_param and xslt_string_param directives.
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changeset
|
729 s = ngx_array_push(&ctx->params); |
|
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changeset
|
730 if (s == NULL) { |
|
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|
731 return NGX_ERROR; |
|
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|
732 } |
|
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|
733 |
|
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|
734 *s = NULL; |
| 2139 | 735 } |
| 736 | |
| 737 return NGX_OK; | |
| 738 } | |
| 739 | |
| 740 | |
|
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741 static u_char * |
|
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742 ngx_http_xslt_content_type(xsltStylesheetPtr s) |
|
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743 { |
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744 u_char *type; |
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745 |
|
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|
746 if (s->mediaType) { |
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747 return s->mediaType; |
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748 } |
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749 |
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750 for (s = s->imports; s; s = s->next) { |
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751 |
|
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752 type = ngx_http_xslt_content_type(s); |
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753 |
|
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754 if (type) { |
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755 return type; |
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756 } |
|
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757 } |
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|
758 |
|
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|
759 return NULL; |
|
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|
760 } |
|
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|
761 |
|
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|
762 |
|
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|
763 static u_char * |
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764 ngx_http_xslt_encoding(xsltStylesheetPtr s) |
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765 { |
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|
766 u_char *encoding; |
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767 |
|
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|
768 if (s->encoding) { |
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|
769 return s->encoding; |
|
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|
770 } |
|
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|
771 |
|
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|
772 for (s = s->imports; s; s = s->next) { |
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|
773 |
|
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|
774 encoding = ngx_http_xslt_encoding(s); |
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775 |
|
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|
776 if (encoding) { |
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777 return encoding; |
|
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|
778 } |
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|
779 } |
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|
780 |
|
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781 return NULL; |
|
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|
782 } |
|
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|
783 |
|
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|
784 |
| 2139 | 785 static void |
| 786 ngx_http_xslt_cleanup(void *data) | |
| 787 { | |
| 788 ngx_free(data); | |
| 789 } | |
| 790 | |
| 791 | |
| 792 static char * | |
| 793 ngx_http_xslt_entities(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 794 { | |
|
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795 ngx_http_xslt_filter_loc_conf_t *xlcf = conf; |
| 2139 | 796 |
|
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|
797 ngx_str_t *value; |
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|
798 ngx_uint_t i; |
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|
799 ngx_pool_cleanup_t *cln; |
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800 ngx_http_xslt_file_t *file; |
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|
801 ngx_http_xslt_filter_main_conf_t *xmcf; |
| 2139 | 802 |
| 803 if (xlcf->dtd) { | |
| 804 return "is duplicate"; | |
| 805 } | |
| 806 | |
| 807 value = cf->args->elts; | |
| 808 | |
|
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809 xmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_xslt_filter_module); |
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810 |
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811 file = xmcf->dtd_files.elts; |
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|
812 for (i = 0; i < xmcf->dtd_files.nelts; i++) { |
|
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|
813 if (ngx_strcmp(file[i].name, value[1].data) == 0) { |
|
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814 xlcf->dtd = file[i].data; |
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815 return NGX_CONF_OK; |
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816 } |
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817 } |
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|
818 |
|
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|
819 cln = ngx_pool_cleanup_add(cf->pool, 0); |
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820 if (cln == NULL) { |
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821 return NGX_CONF_ERROR; |
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822 } |
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|
823 |
| 2139 | 824 xlcf->dtd = xmlParseDTD(NULL, (xmlChar *) value[1].data); |
| 825 | |
| 826 if (xlcf->dtd == NULL) { | |
| 827 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, "xmlParseDTD() failed"); | |
| 828 return NGX_CONF_ERROR; | |
| 829 } | |
| 830 | |
|
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831 cln->handler = ngx_http_xslt_cleanup_dtd; |
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832 cln->data = xlcf->dtd; |
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|
833 |
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834 file = ngx_array_push(&xmcf->dtd_files); |
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835 if (file == NULL) { |
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836 return NGX_CONF_ERROR; |
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837 } |
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|
838 |
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|
839 file->name = value[1].data; |
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840 file->data = xlcf->dtd; |
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|
841 |
| 2139 | 842 return NGX_CONF_OK; |
| 843 } | |
| 844 | |
| 845 | |
| 846 | |
| 847 static char * | |
| 848 ngx_http_xslt_stylesheet(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 849 { | |
|
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850 ngx_http_xslt_filter_loc_conf_t *xlcf = conf; |
| 2139 | 851 |
|
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852 ngx_str_t *value; |
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853 ngx_uint_t i, n; |
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|
854 ngx_pool_cleanup_t *cln; |
|
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855 ngx_http_xslt_file_t *file; |
|
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|
856 ngx_http_xslt_sheet_t *sheet; |
|
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|
857 ngx_http_xslt_param_t *param; |
|
2588
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|
858 ngx_http_compile_complex_value_t ccv; |
|
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859 ngx_http_xslt_filter_main_conf_t *xmcf; |
| 2139 | 860 |
| 861 value = cf->args->elts; | |
| 862 | |
| 863 if (xlcf->sheets.elts == NULL) { | |
| 864 if (ngx_array_init(&xlcf->sheets, cf->pool, 1, | |
| 865 sizeof(ngx_http_xslt_sheet_t)) | |
| 866 != NGX_OK) | |
| 867 { | |
| 868 return NGX_CONF_ERROR; | |
| 869 } | |
| 870 } | |
| 871 | |
| 872 sheet = ngx_array_push(&xlcf->sheets); | |
| 873 if (sheet == NULL) { | |
| 874 return NGX_CONF_ERROR; | |
| 875 } | |
| 876 | |
| 877 ngx_memzero(sheet, sizeof(ngx_http_xslt_sheet_t)); | |
| 878 | |
| 879 if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) { | |
| 880 return NGX_CONF_ERROR; | |
| 881 } | |
| 882 | |
|
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883 xmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_xslt_filter_module); |
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884 |
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885 file = xmcf->sheet_files.elts; |
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886 for (i = 0; i < xmcf->sheet_files.nelts; i++) { |
|
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|
887 if (ngx_strcmp(file[i].name, value[1].data) == 0) { |
|
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888 sheet->stylesheet = file[i].data; |
|
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889 goto found; |
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|
890 } |
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891 } |
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|
892 |
| 2139 | 893 cln = ngx_pool_cleanup_add(cf->pool, 0); |
| 894 if (cln == NULL) { | |
| 895 return NGX_CONF_ERROR; | |
| 896 } | |
| 897 | |
| 898 sheet->stylesheet = xsltParseStylesheetFile(value[1].data); | |
| 899 if (sheet->stylesheet == NULL) { | |
| 900 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 901 "xsltParseStylesheetFile(\"%s\") failed", | |
| 902 value[1].data); | |
| 903 return NGX_CONF_ERROR; | |
| 904 } | |
| 905 | |
| 906 cln->handler = ngx_http_xslt_cleanup_stylesheet; | |
| 907 cln->data = sheet->stylesheet; | |
| 908 | |
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909 file = ngx_array_push(&xmcf->sheet_files); |
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910 if (file == NULL) { |
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911 return NGX_CONF_ERROR; |
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912 } |
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913 |
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914 file->name = value[1].data; |
|
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915 file->data = sheet->stylesheet; |
|
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916 |
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|
917 found: |
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918 |
| 2139 | 919 n = cf->args->nelts; |
| 920 | |
| 921 if (n == 2) { | |
| 922 return NGX_CONF_OK; | |
| 923 } | |
| 924 | |
| 925 if (ngx_array_init(&sheet->params, cf->pool, n - 2, | |
|
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|
926 sizeof(ngx_http_xslt_param_t)) |
| 2139 | 927 != NGX_OK) |
| 928 { | |
| 929 return NGX_CONF_ERROR; | |
| 930 } | |
| 931 | |
| 932 for (i = 2; i < n; i++) { | |
| 933 | |
| 934 param = ngx_array_push(&sheet->params); | |
| 935 if (param == NULL) { | |
| 936 return NGX_CONF_ERROR; | |
| 937 } | |
| 938 | |
|
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|
939 ngx_memzero(param, sizeof(ngx_http_xslt_param_t)); |
|
2588
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940 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
| 2139 | 941 |
|
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|
942 ccv.cf = cf; |
|
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|
943 ccv.value = &value[i]; |
|
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944 ccv.complex_value = ¶m->value; |
|
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|
945 ccv.zero = 1; |
| 2139 | 946 |
|
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|
947 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
| 2139 | 948 return NGX_CONF_ERROR; |
| 949 } | |
| 950 } | |
| 951 | |
| 952 return NGX_CONF_OK; | |
| 953 } | |
| 954 | |
| 955 | |
|
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|
956 static char * |
|
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|
957 ngx_http_xslt_param(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
|
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|
958 { |
|
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|
959 ngx_http_xslt_filter_loc_conf_t *xlcf = conf; |
|
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|
960 |
|
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|
961 ngx_http_xslt_param_t *param; |
|
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|
962 ngx_http_compile_complex_value_t ccv; |
|
212a0251951b
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|
963 ngx_str_t *value; |
|
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|
964 |
|
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|
965 value = cf->args->elts; |
|
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|
966 |
|
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|
967 if (xlcf->params == NULL) { |
|
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|
968 xlcf->params = ngx_array_create(cf->pool, 2, |
|
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|
969 sizeof(ngx_http_xslt_param_t)); |
|
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|
970 if (xlcf->params == NULL) { |
|
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|
971 return NGX_CONF_ERROR; |
|
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|
972 } |
|
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|
973 } |
|
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|
974 |
|
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|
975 param = ngx_array_push(xlcf->params); |
|
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|
976 if (param == NULL) { |
|
212a0251951b
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|
977 return NGX_CONF_ERROR; |
|
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|
978 } |
|
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|
979 |
|
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Added xslt_param and xslt_string_param directives.
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diff
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|
980 param->name = value[1].data; |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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|
981 param->quote = (cmd->post == NULL) ? 0 : 1; |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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changeset
|
982 |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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changeset
|
983 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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diff
changeset
|
984 |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
985 ccv.cf = cf; |
|
212a0251951b
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Maxim Dounin <mdounin@mdounin.ru>
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|
986 ccv.value = &value[2]; |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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|
987 ccv.complex_value = ¶m->value; |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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|
988 ccv.zero = 1; |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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diff
changeset
|
989 |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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diff
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|
990 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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diff
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|
991 return NGX_CONF_ERROR; |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
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diff
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|
992 } |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
993 |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
994 return NGX_CONF_OK; |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
995 } |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
996 |
|
212a0251951b
Added xslt_param and xslt_string_param directives.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
997 |
| 2139 | 998 static void |
|
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|
999 ngx_http_xslt_cleanup_dtd(void *data) |
|
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|
1000 { |
|
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|
1001 xmlFreeDtd(data); |
|
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|
1002 } |
|
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|
1003 |
|
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|
1004 |
|
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changeset
|
1005 static void |
| 2139 | 1006 ngx_http_xslt_cleanup_stylesheet(void *data) |
| 1007 { | |
|
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|
1008 xsltFreeStylesheet(data); |
| 2139 | 1009 } |
| 1010 | |
| 1011 | |
|
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|
1012 static void * |
|
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|
1013 ngx_http_xslt_filter_create_main_conf(ngx_conf_t *cf) |
|
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|
1014 { |
|
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|
1015 ngx_http_xslt_filter_main_conf_t *conf; |
|
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|
1016 |
|
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|
1017 conf = ngx_palloc(cf->pool, sizeof(ngx_http_xslt_filter_main_conf_t)); |
|
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|
1018 if (conf == NULL) { |
|
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
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parents:
2899
diff
changeset
|
1019 return NULL; |
|
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|
1020 } |
|
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|
1021 |
|
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|
1022 if (ngx_array_init(&conf->dtd_files, cf->pool, 1, |
|
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|
1023 sizeof(ngx_http_xslt_file_t)) |
|
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|
1024 != NGX_OK) |
|
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|
1025 { |
|
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|
1026 return NULL; |
|
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|
1027 } |
|
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changeset
|
1028 |
|
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|
1029 if (ngx_array_init(&conf->sheet_files, cf->pool, 1, |
|
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|
1030 sizeof(ngx_http_xslt_file_t)) |
|
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|
1031 != NGX_OK) |
|
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|
1032 { |
|
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|
1033 return NULL; |
|
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|
1034 } |
|
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|
1035 |
|
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|
1036 return conf; |
|
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|
1037 } |
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1038 |
| 2139 | 1039 |
| 1040 static void * | |
| 1041 ngx_http_xslt_filter_create_conf(ngx_conf_t *cf) | |
| 1042 { | |
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1043 ngx_http_xslt_filter_loc_conf_t *conf; |
| 2139 | 1044 |
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1045 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_xslt_filter_loc_conf_t)); |
| 2139 | 1046 if (conf == NULL) { |
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1047 return NULL; |
| 2139 | 1048 } |
| 1049 | |
| 1050 /* | |
| 1051 * set by ngx_pcalloc(): | |
| 1052 * | |
| 2148 | 1053 * conf->dtd = NULL; |
| 1054 * conf->sheets = { NULL }; | |
| 1055 * conf->types = { NULL }; | |
| 1056 * conf->types_keys = NULL; | |
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1057 * conf->params = NULL; |
| 2139 | 1058 */ |
| 1059 | |
| 1060 return conf; | |
| 1061 } | |
| 1062 | |
| 1063 | |
| 1064 static char * | |
| 1065 ngx_http_xslt_filter_merge_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1066 { | |
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1067 ngx_http_xslt_filter_loc_conf_t *prev = parent; |
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1068 ngx_http_xslt_filter_loc_conf_t *conf = child; |
| 2139 | 1069 |
| 1070 if (conf->dtd == NULL) { | |
| 1071 conf->dtd = prev->dtd; | |
| 1072 } | |
| 1073 | |
| 1074 if (conf->sheets.nelts == 0) { | |
| 1075 conf->sheets = prev->sheets; | |
| 1076 } | |
| 1077 | |
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1078 if (conf->params == NULL) { |
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Added xslt_param and xslt_string_param directives.
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parents:
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1079 conf->params = prev->params; |
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parents:
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1080 } |
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Added xslt_param and xslt_string_param directives.
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parents:
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1081 |
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1082 if (ngx_http_merge_types(cf, &conf->types_keys, &conf->types, |
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1083 &prev->types_keys, &prev->types, |
| 2148 | 1084 ngx_http_xslt_default_types) |
| 2139 | 1085 != NGX_OK) |
| 1086 { | |
| 1087 return NGX_CONF_ERROR; | |
| 1088 } | |
| 1089 | |
| 1090 return NGX_CONF_OK; | |
| 1091 } | |
| 1092 | |
| 1093 | |
| 1094 static ngx_int_t | |
| 1095 ngx_http_xslt_filter_init(ngx_conf_t *cf) | |
| 1096 { | |
| 1097 xmlInitParser(); | |
| 1098 | |
| 2299 | 1099 #if (NGX_HAVE_EXSLT) |
| 1100 exsltRegisterAll(); | |
| 1101 #endif | |
| 1102 | |
| 2139 | 1103 ngx_http_next_header_filter = ngx_http_top_header_filter; |
| 1104 ngx_http_top_header_filter = ngx_http_xslt_header_filter; | |
| 1105 | |
| 1106 ngx_http_next_body_filter = ngx_http_top_body_filter; | |
| 1107 ngx_http_top_body_filter = ngx_http_xslt_body_filter; | |
| 1108 | |
| 1109 return NGX_OK; | |
| 1110 } | |
| 1111 | |
| 1112 | |
| 1113 static void | |
| 1114 ngx_http_xslt_filter_exit(ngx_cycle_t *cycle) | |
| 1115 { | |
| 1116 xsltCleanupGlobals(); | |
| 1117 xmlCleanupParser(); | |
| 1118 } |