Mercurial > hg > nginx-quic
annotate src/http/modules/ngx_http_charset_filter_module.c @ 2961:31526449835f stable-0.7
merge r2950, r2951:
cache related fixes:
*) fix building --without-http-cache, broken in r2945
*) fix ./configure error message
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 22 Jun 2009 09:29:10 +0000 |
parents | 3cd2790f4a9b |
children | 0bb8c54f4c45 042124063e3d |
rev | line source |
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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11 |
657 | 12 #define NGX_HTTP_NO_CHARSET -2 |
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13 #define NGX_HTTP_CHARSET_VAR 0x10000 |
657 | 14 |
15 /* 1 byte length and up to 3 bytes for the UTF-8 encoding of the UCS-2 */ | |
16 #define NGX_UTF_LEN 4 | |
17 | |
18 #define NGX_HTML_ENTITY_LEN (sizeof("") - 1) | |
529 | 19 |
20 | |
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21 typedef struct { |
657 | 22 u_char **tables; |
23 ngx_str_t name; | |
523 | 24 |
657 | 25 unsigned length:16; |
26 unsigned utf8:1; | |
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27 } ngx_http_charset_t; |
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28 |
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30 typedef struct { |
657 | 31 ngx_int_t src; |
32 ngx_int_t dst; | |
529 | 33 } ngx_http_charset_recode_t; |
34 | |
35 | |
36 typedef struct { | |
657 | 37 ngx_int_t src; |
38 ngx_int_t dst; | |
39 u_char *src2dst; | |
40 u_char *dst2src; | |
339
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41 } ngx_http_charset_tables_t; |
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42 |
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43 |
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44 typedef struct { |
657 | 45 ngx_array_t charsets; /* ngx_http_charset_t */ |
46 ngx_array_t tables; /* ngx_http_charset_tables_t */ | |
47 ngx_array_t recodes; /* ngx_http_charset_recode_t */ | |
338
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48 } ngx_http_charset_main_conf_t; |
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49 |
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50 |
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51 typedef struct { |
657 | 52 ngx_int_t charset; |
53 ngx_int_t source_charset; | |
54 ngx_flag_t override_charset; | |
2167 | 55 |
56 ngx_hash_t types; | |
57 ngx_array_t *types_keys; | |
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58 } ngx_http_charset_loc_conf_t; |
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59 |
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60 |
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61 typedef struct { |
657 | 62 u_char *table; |
63 ngx_int_t charset; | |
64 | |
65 ngx_chain_t *busy; | |
66 ngx_chain_t *free_bufs; | |
67 ngx_chain_t *free_buffers; | |
68 | |
69 size_t saved_len; | |
70 u_char saved[NGX_UTF_LEN]; | |
71 | |
72 unsigned length:16; | |
73 unsigned from_utf8:1; | |
74 unsigned to_utf8:1; | |
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75 } ngx_http_charset_ctx_t; |
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76 |
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77 |
657 | 78 typedef struct { |
79 ngx_http_charset_tables_t *table; | |
80 ngx_http_charset_t *charset; | |
81 ngx_uint_t characters; | |
82 } ngx_http_charset_conf_ctx_t; | |
83 | |
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84 |
657 | 85 static ngx_int_t ngx_http_charset_get_charset(ngx_http_charset_t *charsets, |
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86 ngx_uint_t n, ngx_str_t *charset); |
657 | 87 static ngx_int_t ngx_http_charset_set_charset(ngx_http_request_t *r, |
88 ngx_http_charset_t *charsets, ngx_int_t charset, ngx_int_t source_charset); | |
89 static ngx_uint_t ngx_http_charset_recode(ngx_buf_t *b, u_char *table); | |
90 static ngx_chain_t *ngx_http_charset_recode_from_utf8(ngx_pool_t *pool, | |
91 ngx_buf_t *buf, ngx_http_charset_ctx_t *ctx); | |
92 static ngx_chain_t *ngx_http_charset_recode_to_utf8(ngx_pool_t *pool, | |
93 ngx_buf_t *buf, ngx_http_charset_ctx_t *ctx); | |
94 | |
95 static ngx_chain_t *ngx_http_charset_get_buf(ngx_pool_t *pool, | |
96 ngx_http_charset_ctx_t *ctx); | |
97 static ngx_chain_t *ngx_http_charset_get_buffer(ngx_pool_t *pool, | |
98 ngx_http_charset_ctx_t *ctx, size_t size); | |
99 | |
100 static char *ngx_http_charset_map_block(ngx_conf_t *cf, ngx_command_t *cmd, | |
501 | 101 void *conf); |
657 | 102 static char *ngx_http_charset_map(ngx_conf_t *cf, ngx_command_t *dummy, |
103 void *conf); | |
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104 |
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105 static char *ngx_http_set_charset_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
501 | 106 void *conf); |
339
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107 static ngx_int_t ngx_http_add_charset(ngx_array_t *charsets, ngx_str_t *name); |
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108 |
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109 static void *ngx_http_charset_create_main_conf(ngx_conf_t *cf); |
119
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110 static void *ngx_http_charset_create_loc_conf(ngx_conf_t *cf); |
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111 static char *ngx_http_charset_merge_loc_conf(ngx_conf_t *cf, |
501 | 112 void *parent, void *child); |
529 | 113 static ngx_int_t ngx_http_charset_postconfiguration(ngx_conf_t *cf); |
99
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114 |
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115 |
2167 | 116 ngx_str_t ngx_http_charset_default_types[] = { |
117 ngx_string("text/html"), | |
118 ngx_string("text/xml"), | |
119 ngx_string("text/plain"), | |
120 ngx_string("text/vnd.wap.wml"), | |
121 ngx_string("application/x-javascript"), | |
122 ngx_string("application/rss+xml"), | |
123 ngx_null_string | |
124 }; | |
125 | |
126 | |
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127 static ngx_command_t ngx_http_charset_filter_commands[] = { |
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128 |
529 | 129 { ngx_string("charset"), |
559 | 130 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF |
131 |NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, | |
529 | 132 ngx_http_set_charset_slot, |
133 NGX_HTTP_LOC_CONF_OFFSET, | |
134 offsetof(ngx_http_charset_loc_conf_t, charset), | |
135 NULL }, | |
136 | |
137 { ngx_string("source_charset"), | |
559 | 138 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF |
139 |NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, | |
529 | 140 ngx_http_set_charset_slot, |
141 NGX_HTTP_LOC_CONF_OFFSET, | |
142 offsetof(ngx_http_charset_loc_conf_t, source_charset), | |
143 NULL }, | |
144 | |
635 | 145 { ngx_string("override_charset"), |
146 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF | |
147 |NGX_HTTP_LIF_CONF|NGX_CONF_FLAG, | |
148 ngx_conf_set_flag_slot, | |
149 NGX_HTTP_LOC_CONF_OFFSET, | |
150 offsetof(ngx_http_charset_loc_conf_t, override_charset), | |
151 NULL }, | |
152 | |
2167 | 153 { ngx_string("charset_types"), |
154 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, | |
155 ngx_http_types_slot, | |
156 NGX_HTTP_LOC_CONF_OFFSET, | |
157 offsetof(ngx_http_charset_loc_conf_t, types_keys), | |
158 &ngx_http_charset_default_types[0] }, | |
159 | |
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160 { ngx_string("charset_map"), |
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161 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE2, |
657 | 162 ngx_http_charset_map_block, |
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163 NGX_HTTP_MAIN_CONF_OFFSET, |
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164 0, |
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165 NULL }, |
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166 |
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167 ngx_null_command |
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168 }; |
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169 |
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170 |
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171 static ngx_http_module_t ngx_http_charset_filter_module_ctx = { |
509 | 172 NULL, /* preconfiguration */ |
529 | 173 ngx_http_charset_postconfiguration, /* postconfiguration */ |
177
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174 |
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175 ngx_http_charset_create_main_conf, /* create main configuration */ |
529 | 176 NULL, /* init main configuration */ |
99
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177 |
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178 NULL, /* create server configuration */ |
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179 NULL, /* merge server configuration */ |
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180 |
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181 ngx_http_charset_create_loc_conf, /* create location configuration */ |
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182 ngx_http_charset_merge_loc_conf /* merge location configuration */ |
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183 }; |
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184 |
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185 |
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186 ngx_module_t ngx_http_charset_filter_module = { |
509 | 187 NGX_MODULE_V1, |
99
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188 &ngx_http_charset_filter_module_ctx, /* module context */ |
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189 ngx_http_charset_filter_commands, /* module directives */ |
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190 NGX_HTTP_MODULE, /* module type */ |
541 | 191 NULL, /* init master */ |
681 | 192 NULL, /* init module */ |
541 | 193 NULL, /* init process */ |
194 NULL, /* init thread */ | |
195 NULL, /* exit thread */ | |
196 NULL, /* exit process */ | |
197 NULL, /* exit master */ | |
198 NGX_MODULE_V1_PADDING | |
99
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199 }; |
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200 |
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201 |
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202 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
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203 static ngx_http_output_body_filter_pt ngx_http_next_body_filter; |
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204 |
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205 |
501 | 206 static ngx_int_t |
207 ngx_http_charset_header_filter(ngx_http_request_t *r) | |
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208 { |
635 | 209 ngx_int_t charset, source_charset; |
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210 ngx_str_t *mc, *from, *to, s; |
657 | 211 ngx_uint_t n; |
339
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212 ngx_http_charset_t *charsets; |
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213 ngx_http_charset_ctx_t *ctx; |
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214 ngx_http_variable_value_t *vv; |
653 | 215 ngx_http_charset_loc_conf_t *lcf, *mlcf; |
339
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216 ngx_http_charset_main_conf_t *mcf; |
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217 |
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218 mcf = ngx_http_get_module_main_conf(r, ngx_http_charset_filter_module); |
635 | 219 |
657 | 220 charsets = mcf->charsets.elts; |
221 n = mcf->charsets.nelts; | |
635 | 222 |
657 | 223 /* destination charset */ |
653 | 224 |
225 if (r == r->main) { | |
657 | 226 |
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227 if (!r->ignore_content_encoding |
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228 && r->headers_out.content_encoding |
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229 && r->headers_out.content_encoding->value.len) |
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230 { |
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231 return ngx_http_next_header_filter(r); |
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232 } |
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233 |
653 | 234 if (r->headers_out.content_type.len == 0) { |
235 return ngx_http_next_header_filter(r); | |
236 } | |
389
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237 |
657 | 238 if (r->headers_out.override_charset |
239 && r->headers_out.override_charset->len) | |
653 | 240 { |
657 | 241 charset = ngx_http_charset_get_charset(charsets, n, |
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242 r->headers_out.override_charset); |
657 | 243 |
244 if (charset == NGX_HTTP_NO_CHARSET) { | |
661 | 245 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
657 | 246 "unknown charset \"%V\" to override", |
659 | 247 r->headers_out.override_charset); |
657 | 248 |
249 return ngx_http_next_header_filter(r); | |
250 } | |
251 | |
252 } else { | |
253 mlcf = ngx_http_get_module_loc_conf(r, | |
254 ngx_http_charset_filter_module); | |
255 charset = mlcf->charset; | |
256 | |
257 if (charset == NGX_HTTP_NO_CHARSET) { | |
258 return ngx_http_next_header_filter(r); | |
259 } | |
260 | |
261 if (r->headers_out.charset.len) { | |
262 if (mlcf->override_charset == 0) { | |
263 return ngx_http_next_header_filter(r); | |
264 } | |
265 | |
266 } else { | |
2167 | 267 if (ngx_http_test_content_type(r, &mlcf->types) == NULL) { |
657 | 268 return ngx_http_next_header_filter(r); |
269 } | |
270 } | |
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271 |
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272 if (charset >= NGX_HTTP_CHARSET_VAR) { |
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273 vv = ngx_http_get_indexed_variable(r, |
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274 charset - NGX_HTTP_CHARSET_VAR); |
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275 |
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276 if (vv == NULL || vv->not_found) { |
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277 return NGX_ERROR; |
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278 } |
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279 |
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280 s.len = vv->len; |
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281 s.data = vv->data; |
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282 |
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283 charset = ngx_http_charset_get_charset(charsets, n, &s); |
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284 } |
653 | 285 } |
286 | |
287 } else { | |
657 | 288 ctx = ngx_http_get_module_ctx(r->main, ngx_http_charset_filter_module); |
289 | |
290 if (ctx == NULL) { | |
291 | |
292 mc = &r->main->headers_out.charset; | |
293 | |
294 if (mc->len == 0) { | |
295 return ngx_http_next_header_filter(r); | |
296 } | |
297 | |
298 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_charset_ctx_t)); | |
299 if (ctx == NULL) { | |
300 return NGX_ERROR; | |
301 } | |
302 | |
303 ngx_http_set_ctx(r->main, ctx, ngx_http_charset_filter_module); | |
653 | 304 |
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305 charset = ngx_http_charset_get_charset(charsets, n, mc); |
657 | 306 |
307 ctx->charset = charset; | |
308 | |
661 | 309 } else { |
310 charset = ctx->charset; | |
653 | 311 } |
389
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312 } |
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313 |
657 | 314 /* source charset */ |
635 | 315 |
657 | 316 if (r->headers_out.charset.len == 0) { |
317 lcf = ngx_http_get_module_loc_conf(r, ngx_http_charset_filter_module); | |
635 | 318 |
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319 source_charset = lcf->source_charset; |
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320 |
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321 if (source_charset >= NGX_HTTP_CHARSET_VAR) { |
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322 vv = ngx_http_get_indexed_variable(r, |
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323 source_charset - NGX_HTTP_CHARSET_VAR); |
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324 |
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325 if (vv == NULL || vv->not_found) { |
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326 return NGX_ERROR; |
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327 } |
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328 |
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329 s.len = vv->len; |
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330 s.data = vv->data; |
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331 |
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332 source_charset = ngx_http_charset_get_charset(charsets, n, &s); |
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333 } |
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334 |
661 | 335 if (charset != NGX_HTTP_NO_CHARSET) { |
336 return ngx_http_charset_set_charset(r, mcf->charsets.elts, charset, | |
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337 source_charset); |
661 | 338 } |
339 | |
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340 if (source_charset == NGX_CONF_UNSET) { |
661 | 341 return ngx_http_next_header_filter(r); |
342 } | |
343 | |
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344 from = &charsets[source_charset].name; |
663 | 345 to = &r->main->headers_out.charset; |
661 | 346 |
663 | 347 goto no_charset_map; |
657 | 348 } |
635 | 349 |
657 | 350 source_charset = ngx_http_charset_get_charset(charsets, n, |
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351 &r->headers_out.charset); |
635 | 352 |
661 | 353 if (charset == NGX_HTTP_NO_CHARSET |
354 || source_charset == NGX_HTTP_NO_CHARSET) | |
355 { | |
356 if (charset != source_charset | |
357 || ngx_strcasecmp(r->main->headers_out.charset.data, | |
358 r->headers_out.charset.data) | |
359 != 0) | |
360 { | |
663 | 361 from = &r->headers_out.charset; |
362 to = (charset == NGX_HTTP_NO_CHARSET) ? | |
363 &r->main->headers_out.charset: | |
364 &charsets[charset].name; | |
365 | |
366 goto no_charset_map; | |
661 | 367 } |
635 | 368 |
657 | 369 return ngx_http_next_header_filter(r); |
370 } | |
635 | 371 |
657 | 372 if (source_charset != charset |
373 && (charsets[source_charset].tables == NULL | |
374 || charsets[source_charset].tables[charset] == NULL)) | |
375 { | |
663 | 376 from = &charsets[source_charset].name; |
377 to = &charsets[charset].name; | |
635 | 378 |
663 | 379 goto no_charset_map; |
133
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380 } |
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381 |
657 | 382 r->headers_out.content_type.len = r->headers_out.content_type_len; |
383 | |
384 return ngx_http_charset_set_charset(r, mcf->charsets.elts, charset, | |
385 source_charset); | |
663 | 386 |
387 no_charset_map: | |
388 | |
389 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1587 | 390 "no \"charset_map\" between the charsets \"%V\" and \"%V\"", |
1589 | 391 from, to); |
663 | 392 |
393 return ngx_http_next_header_filter(r); | |
657 | 394 } |
395 | |
396 | |
397 static ngx_int_t | |
398 ngx_http_charset_get_charset(ngx_http_charset_t *charsets, ngx_uint_t n, | |
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399 ngx_str_t *charset) |
657 | 400 { |
401 ngx_uint_t i; | |
402 | |
403 for (i = 0; i < n; i++) { | |
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404 if (charsets[i].name.len != charset->len) { |
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405 continue; |
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406 } |
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407 |
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408 if (ngx_strncasecmp(charsets[i].name.data, charset->data, charset->len) |
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409 == 0) |
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410 { |
657 | 411 return i; |
412 } | |
413 } | |
414 | |
415 return NGX_HTTP_NO_CHARSET; | |
416 } | |
417 | |
418 | |
419 static ngx_int_t | |
420 ngx_http_charset_set_charset(ngx_http_request_t *r, | |
421 ngx_http_charset_t *charsets, ngx_int_t charset, ngx_int_t source_charset) | |
422 { | |
423 ngx_http_charset_ctx_t *ctx; | |
424 | |
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425 if (r->headers_out.status == NGX_HTTP_MOVED_PERMANENTLY |
501 | 426 || r->headers_out.status == NGX_HTTP_MOVED_TEMPORARILY) |
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427 { |
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428 /* |
635 | 429 * do not set charset for the redirect because NN 4.x |
430 * use this charset instead of the next page charset | |
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431 */ |
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432 |
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433 r->headers_out.charset.len = 0; |
657 | 434 |
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435 return ngx_http_next_header_filter(r); |
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436 } |
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437 |
635 | 438 r->headers_out.charset = charsets[charset].name; |
439 r->utf8 = charsets[charset].utf8; | |
440 | |
441 if (source_charset == NGX_CONF_UNSET || source_charset == charset) { | |
339
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442 return ngx_http_next_header_filter(r); |
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443 } |
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444 |
501 | 445 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_charset_ctx_t)); |
446 if (ctx == NULL) { | |
447 return NGX_ERROR; | |
448 } | |
449 | |
450 ngx_http_set_ctx(r, ctx, ngx_http_charset_filter_module); | |
451 | |
635 | 452 ctx->table = charsets[source_charset].tables[charset]; |
453 ctx->charset = charset; | |
657 | 454 ctx->length = charsets[charset].length; |
455 ctx->from_utf8 = charsets[source_charset].utf8; | |
456 ctx->to_utf8 = charsets[charset].utf8; | |
457 | |
663 | 458 r->filter_need_in_memory = 1; |
459 | |
657 | 460 if ((ctx->to_utf8 || ctx->from_utf8) && r == r->main) { |
461 ngx_http_clear_content_length(r); | |
663 | 462 |
463 } else { | |
464 r->filter_need_temporary = 1; | |
657 | 465 } |
339
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466 |
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467 return ngx_http_next_header_filter(r); |
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468 } |
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|
469 |
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470 |
501 | 471 static ngx_int_t |
472 ngx_http_charset_body_filter(ngx_http_request_t *r, ngx_chain_t *in) | |
99
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473 { |
657 | 474 ngx_int_t rc; |
475 ngx_buf_t *b; | |
476 ngx_chain_t *cl, *out, **ll; | |
635 | 477 ngx_http_charset_ctx_t *ctx; |
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478 |
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479 ctx = ngx_http_get_module_ctx(r, ngx_http_charset_filter_module); |
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480 |
635 | 481 if (ctx == NULL || ctx->table == NULL) { |
339
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482 return ngx_http_next_body_filter(r, in); |
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483 } |
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484 |
657 | 485 if ((ctx->to_utf8 || ctx->from_utf8) || ctx->busy) { |
486 | |
487 out = NULL; | |
488 ll = &out; | |
489 | |
490 for (cl = in; cl; cl = cl->next) { | |
491 b = cl->buf; | |
492 | |
493 if (ngx_buf_size(b) == 0) { | |
665 | 494 |
495 *ll = ngx_alloc_chain_link(r->pool); | |
496 if (*ll == NULL) { | |
497 return NGX_ERROR; | |
498 } | |
499 | |
500 (*ll)->buf = b; | |
501 (*ll)->next = NULL; | |
502 | |
503 ll = &(*ll)->next; | |
504 | |
657 | 505 continue; |
506 } | |
507 | |
508 if (ctx->to_utf8) { | |
509 *ll = ngx_http_charset_recode_to_utf8(r->pool, b, ctx); | |
510 | |
511 } else { | |
512 *ll = ngx_http_charset_recode_from_utf8(r->pool, b, ctx); | |
513 } | |
514 | |
515 if (*ll == NULL) { | |
516 return NGX_ERROR; | |
517 } | |
518 | |
519 while (*ll) { | |
520 ll = &(*ll)->next; | |
521 } | |
522 } | |
523 | |
524 rc = ngx_http_next_body_filter(r, out); | |
525 | |
526 if (out) { | |
527 if (ctx->busy == NULL) { | |
528 ctx->busy = out; | |
529 | |
530 } else { | |
531 for (cl = ctx->busy; cl->next; cl = cl->next) { /* void */ } | |
532 cl->next = out; | |
533 } | |
534 } | |
535 | |
536 while (ctx->busy) { | |
537 | |
538 cl = ctx->busy; | |
539 b = cl->buf; | |
540 | |
541 if (ngx_buf_size(b) != 0) { | |
542 break; | |
543 } | |
544 | |
545 ctx->busy = cl->next; | |
546 | |
547 if (b->tag != (ngx_buf_tag_t) &ngx_http_charset_filter_module) { | |
548 continue; | |
549 } | |
550 | |
551 if (b->shadow) { | |
552 b->shadow->pos = b->shadow->last; | |
553 } | |
554 | |
555 if (b->pos) { | |
556 cl->next = ctx->free_buffers; | |
557 ctx->free_buffers = cl; | |
558 continue; | |
559 } | |
560 | |
561 cl->next = ctx->free_bufs; | |
562 ctx->free_bufs = cl; | |
563 } | |
564 | |
565 return rc; | |
566 } | |
567 | |
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568 for (cl = in; cl; cl = cl->next) { |
635 | 569 (void) ngx_http_charset_recode(cl->buf, ctx->table); |
339
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570 } |
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571 |
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572 return ngx_http_next_body_filter(r, in); |
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573 } |
339
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574 |
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575 |
501 | 576 static ngx_uint_t |
635 | 577 ngx_http_charset_recode(ngx_buf_t *b, u_char *table) |
339
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578 { |
1944
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579 u_char *p, *last; |
635 | 580 |
1944
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581 last = b->last; |
455 | 582 |
1944
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583 for (p = b->pos; p < last; p++) { |
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584 |
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585 if (*p != table[*p]) { |
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586 goto recode; |
455 | 587 } |
588 } | |
589 | |
635 | 590 return 0; |
1944
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591 |
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592 recode: |
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593 |
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594 do { |
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595 if (*p != table[*p]) { |
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596 *p = table[*p]; |
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597 } |
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598 |
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599 p++; |
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600 |
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601 } while (p < last); |
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602 |
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603 b->in_file = 0; |
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604 |
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605 return 1; |
339
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606 } |
99
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607 |
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|
608 |
657 | 609 static ngx_chain_t * |
610 ngx_http_charset_recode_from_utf8(ngx_pool_t *pool, ngx_buf_t *buf, | |
611 ngx_http_charset_ctx_t *ctx) | |
612 { | |
613 size_t len, size; | |
614 u_char c, *p, *src, *dst, *saved, **table; | |
615 uint32_t n; | |
616 ngx_buf_t *b; | |
617 ngx_uint_t i; | |
618 ngx_chain_t *out, *cl, **ll; | |
619 | |
620 src = buf->pos; | |
621 | |
622 if (ctx->saved_len == 0) { | |
623 | |
624 for ( /* void */ ; src < buf->last; src++) { | |
625 | |
626 if (*src < 0x80) { | |
627 continue; | |
628 } | |
629 | |
630 len = src - buf->pos; | |
631 | |
632 if (len > 512) { | |
633 out = ngx_http_charset_get_buf(pool, ctx); | |
634 if (out == NULL) { | |
635 return NULL; | |
636 } | |
637 | |
638 b = out->buf; | |
639 | |
640 b->temporary = buf->temporary; | |
641 b->memory = buf->memory; | |
642 b->mmap = buf->mmap; | |
643 b->flush = buf->flush; | |
644 | |
645 b->pos = buf->pos; | |
646 b->last = src; | |
647 | |
648 out->buf = b; | |
649 out->next = NULL; | |
650 | |
651 size = buf->last - src; | |
652 | |
653 saved = src; | |
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654 n = ngx_utf8_decode(&saved, size); |
657 | 655 |
656 if (n == 0xfffffffe) { | |
657 /* incomplete UTF-8 symbol */ | |
658 | |
659 ngx_memcpy(ctx->saved, src, size); | |
660 ctx->saved_len = size; | |
661 | |
662 b->shadow = buf; | |
663 | |
664 return out; | |
665 } | |
666 | |
667 } else { | |
668 out = NULL; | |
669 size = len + buf->last - src; | |
670 src = buf->pos; | |
671 } | |
672 | |
673 if (size < NGX_HTML_ENTITY_LEN) { | |
674 size += NGX_HTML_ENTITY_LEN; | |
675 } | |
676 | |
677 cl = ngx_http_charset_get_buffer(pool, ctx, size); | |
678 if (cl == NULL) { | |
679 return NULL; | |
680 } | |
681 | |
682 if (out) { | |
683 out->next = cl; | |
684 | |
685 } else { | |
686 out = cl; | |
687 } | |
688 | |
689 b = cl->buf; | |
690 dst = b->pos; | |
691 | |
692 goto recode; | |
693 } | |
694 | |
695 out = ngx_alloc_chain_link(pool); | |
696 if (out == NULL) { | |
697 return NULL; | |
698 } | |
699 | |
700 out->buf = buf; | |
701 out->next = NULL; | |
702 | |
703 return out; | |
704 } | |
705 | |
706 /* process incomplete UTF sequence from previous buffer */ | |
707 | |
708 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pool->log, 0, | |
709 "http charset utf saved: %z", ctx->saved_len); | |
710 | |
711 p = src; | |
712 | |
713 for (i = ctx->saved_len; i < NGX_UTF_LEN; i++) { | |
714 ctx->saved[i] = *p++; | |
715 | |
716 if (p == buf->last) { | |
717 break; | |
718 } | |
719 } | |
720 | |
721 saved = ctx->saved; | |
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722 n = ngx_utf8_decode(&saved, i); |
657 | 723 |
724 c = '\0'; | |
725 | |
726 if (n < 0x10000) { | |
727 table = (u_char **) ctx->table; | |
728 p = table[n >> 8]; | |
729 | |
730 if (p) { | |
731 c = p[n & 0xff]; | |
732 } | |
733 | |
734 } else if (n == 0xfffffffe) { | |
735 | |
736 /* incomplete UTF-8 symbol */ | |
737 | |
738 if (i < NGX_UTF_LEN) { | |
739 out = ngx_http_charset_get_buf(pool, ctx); | |
740 if (out == NULL) { | |
741 return NULL; | |
742 } | |
743 | |
744 b = out->buf; | |
745 | |
746 b->pos = buf->pos; | |
747 b->last = buf->last; | |
748 b->sync = 1; | |
749 b->shadow = buf; | |
750 | |
751 ngx_memcpy(&ctx->saved[ctx->saved_len], src, i); | |
752 ctx->saved_len += i; | |
753 | |
754 return out; | |
755 } | |
756 } | |
757 | |
758 size = buf->last - buf->pos; | |
759 | |
760 if (size < NGX_HTML_ENTITY_LEN) { | |
761 size += NGX_HTML_ENTITY_LEN; | |
762 } | |
763 | |
764 cl = ngx_http_charset_get_buffer(pool, ctx, size); | |
765 if (cl == NULL) { | |
766 return NULL; | |
767 } | |
768 | |
769 out = cl; | |
770 | |
771 b = cl->buf; | |
772 dst = b->pos; | |
773 | |
774 if (c) { | |
775 *dst++ = c; | |
776 | |
777 } else if (n == 0xfffffffe) { | |
778 *dst++ = '?'; | |
779 | |
780 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pool->log, 0, | |
781 "http charset invalid utf 0"); | |
782 | |
783 saved = &ctx->saved[NGX_UTF_LEN]; | |
784 | |
785 } else if (n > 0x10ffff) { | |
786 *dst++ = '?'; | |
787 | |
788 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pool->log, 0, | |
789 "http charset invalid utf 1"); | |
790 | |
791 } else { | |
792 dst = ngx_sprintf(dst, "&#%uD;", n); | |
793 } | |
794 | |
795 src += (saved - ctx->saved) - ctx->saved_len; | |
796 ctx->saved_len = 0; | |
797 | |
798 recode: | |
799 | |
800 ll = &cl->next; | |
801 | |
802 table = (u_char **) ctx->table; | |
803 | |
804 while (src < buf->last) { | |
805 | |
806 if ((size_t) (b->end - dst) < NGX_HTML_ENTITY_LEN) { | |
807 b->last = dst; | |
808 | |
809 size = buf->last - src + NGX_HTML_ENTITY_LEN; | |
810 | |
811 cl = ngx_http_charset_get_buffer(pool, ctx, size); | |
812 if (cl == NULL) { | |
813 return NULL; | |
814 } | |
815 | |
816 *ll = cl; | |
817 ll = &cl->next; | |
818 | |
819 b = cl->buf; | |
820 dst = b->pos; | |
821 } | |
822 | |
823 if (*src < 0x80) { | |
824 *dst++ = *src++; | |
825 continue; | |
826 } | |
827 | |
828 len = buf->last - src; | |
829 | |
2125
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830 n = ngx_utf8_decode(&src, len); |
657 | 831 |
832 if (n < 0x10000) { | |
833 | |
834 p = table[n >> 8]; | |
835 | |
836 if (p) { | |
837 c = p[n & 0xff]; | |
838 | |
839 if (c) { | |
840 *dst++ = c; | |
841 continue; | |
842 } | |
843 } | |
844 | |
845 dst = ngx_sprintf(dst, "&#%uD;", n); | |
846 | |
847 continue; | |
848 } | |
849 | |
850 if (n == 0xfffffffe) { | |
851 /* incomplete UTF-8 symbol */ | |
852 | |
853 ngx_memcpy(ctx->saved, src, len); | |
854 ctx->saved_len = len; | |
855 | |
856 if (b->pos == dst) { | |
857 b->sync = 1; | |
858 b->temporary = 0; | |
859 } | |
860 | |
861 break; | |
862 } | |
863 | |
864 if (n > 0x10ffff) { | |
865 *dst++ = '?'; | |
866 | |
867 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pool->log, 0, | |
868 "http charset invalid utf 2"); | |
869 | |
870 continue; | |
871 } | |
872 | |
873 /* n > 0xffff */ | |
874 | |
875 dst = ngx_sprintf(dst, "&#%uD;", n); | |
876 } | |
877 | |
878 b->last = dst; | |
879 | |
880 b->last_buf = buf->last_buf; | |
881 b->last_in_chain = buf->last_in_chain; | |
882 b->flush = buf->flush; | |
883 | |
884 b->shadow = buf; | |
885 | |
886 return out; | |
887 } | |
888 | |
889 | |
890 static ngx_chain_t * | |
891 ngx_http_charset_recode_to_utf8(ngx_pool_t *pool, ngx_buf_t *buf, | |
892 ngx_http_charset_ctx_t *ctx) | |
893 { | |
894 size_t len, size; | |
895 u_char *p, *src, *dst, *table; | |
896 ngx_buf_t *b; | |
897 ngx_chain_t *out, *cl, **ll; | |
898 | |
899 table = ctx->table; | |
900 | |
901 for (src = buf->pos; src < buf->last; src++) { | |
902 if (table[*src * NGX_UTF_LEN] == '\1') { | |
903 continue; | |
904 } | |
905 | |
906 goto recode; | |
907 } | |
908 | |
909 out = ngx_alloc_chain_link(pool); | |
910 if (out == NULL) { | |
911 return NULL; | |
912 } | |
913 | |
914 out->buf = buf; | |
915 out->next = NULL; | |
916 | |
917 return out; | |
918 | |
919 recode: | |
920 | |
921 /* | |
922 * we assume that there are about half of characters to be recoded, | |
923 * so we preallocate "size / 2 + size / 2 * ctx->length" | |
924 */ | |
925 | |
926 len = src - buf->pos; | |
927 | |
928 if (len > 512) { | |
929 out = ngx_http_charset_get_buf(pool, ctx); | |
930 if (out == NULL) { | |
931 return NULL; | |
932 } | |
933 | |
934 b = out->buf; | |
935 | |
936 b->temporary = buf->temporary; | |
937 b->memory = buf->memory; | |
938 b->mmap = buf->mmap; | |
939 b->flush = buf->flush; | |
940 | |
941 b->pos = buf->pos; | |
942 b->last = src; | |
943 | |
944 out->buf = b; | |
945 out->next = NULL; | |
946 | |
947 size = buf->last - src; | |
948 size = size / 2 + size / 2 * ctx->length; | |
949 | |
950 } else { | |
951 out = NULL; | |
952 | |
953 size = buf->last - src; | |
954 size = len + size / 2 + size / 2 * ctx->length; | |
955 | |
956 src = buf->pos; | |
957 } | |
958 | |
959 cl = ngx_http_charset_get_buffer(pool, ctx, size); | |
960 if (cl == NULL) { | |
961 return NULL; | |
962 } | |
963 | |
964 if (out) { | |
965 out->next = cl; | |
966 | |
967 } else { | |
968 out = cl; | |
969 } | |
970 | |
971 ll = &cl->next; | |
972 | |
973 b = cl->buf; | |
974 dst = b->pos; | |
975 | |
976 while (src < buf->last) { | |
977 | |
978 p = &table[*src++ * NGX_UTF_LEN]; | |
979 len = *p++; | |
980 | |
981 if ((size_t) (b->end - dst) < len) { | |
982 b->last = dst; | |
983 | |
984 size = buf->last - src; | |
985 size = len + size / 2 + size / 2 * ctx->length; | |
986 | |
987 cl = ngx_http_charset_get_buffer(pool, ctx, size); | |
988 if (cl == NULL) { | |
989 return NULL; | |
990 } | |
991 | |
992 *ll = cl; | |
993 ll = &cl->next; | |
994 | |
995 b = cl->buf; | |
996 dst = b->pos; | |
997 } | |
998 | |
999 while (len) { | |
1000 *dst++ = *p++; | |
1001 len--; | |
1002 } | |
1003 } | |
1004 | |
1005 b->last = dst; | |
1006 | |
1007 b->last_buf = buf->last_buf; | |
1008 b->last_in_chain = buf->last_in_chain; | |
1009 b->flush = buf->flush; | |
1010 | |
1011 b->shadow = buf; | |
1012 | |
1013 return out; | |
1014 } | |
1015 | |
1016 | |
1017 static ngx_chain_t * | |
1018 ngx_http_charset_get_buf(ngx_pool_t *pool, ngx_http_charset_ctx_t *ctx) | |
1019 { | |
1020 ngx_chain_t *cl; | |
1021 | |
1022 cl = ctx->free_bufs; | |
1023 | |
1024 if (cl) { | |
1025 ctx->free_bufs = cl->next; | |
1026 | |
1027 cl->buf->shadow = NULL; | |
1028 cl->next = NULL; | |
1029 | |
1030 return cl; | |
1031 } | |
1032 | |
1033 cl = ngx_alloc_chain_link(pool); | |
1034 if (cl == NULL) { | |
1035 return NULL; | |
1036 } | |
1037 | |
1038 cl->buf = ngx_calloc_buf(pool); | |
1039 if (cl->buf == NULL) { | |
1040 return NULL; | |
1041 } | |
1042 | |
1043 cl->next = NULL; | |
1044 | |
1045 cl->buf->tag = (ngx_buf_tag_t) &ngx_http_charset_filter_module; | |
1046 | |
1047 return cl; | |
1048 } | |
1049 | |
1050 | |
1051 static ngx_chain_t * | |
1052 ngx_http_charset_get_buffer(ngx_pool_t *pool, ngx_http_charset_ctx_t *ctx, | |
1053 size_t size) | |
1054 { | |
1055 ngx_buf_t *b; | |
1056 ngx_chain_t *cl, **ll; | |
1057 | |
1058 for (ll = &ctx->free_buffers, cl = ctx->free_buffers; | |
1059 cl; | |
1060 ll = &cl->next, cl = cl->next) | |
1061 { | |
1062 b = cl->buf; | |
1063 | |
1064 if ((size_t) (b->end - b->start) >= size) { | |
1065 *ll = cl->next; | |
1066 cl->next = NULL; | |
1067 | |
1068 b->pos = b->start; | |
1069 b->temporary = 1; | |
1070 b->shadow = NULL; | |
1071 | |
1072 return cl; | |
1073 } | |
1074 } | |
1075 | |
1076 cl = ngx_alloc_chain_link(pool); | |
1077 if (cl == NULL) { | |
1078 return NULL; | |
1079 } | |
1080 | |
1081 cl->buf = ngx_create_temp_buf(pool, size); | |
1082 if (cl->buf == NULL) { | |
1083 return NULL; | |
1084 } | |
1085 | |
1086 cl->next = NULL; | |
1087 | |
1088 cl->buf->temporary = 1; | |
1089 cl->buf->tag = (ngx_buf_tag_t) &ngx_http_charset_filter_module; | |
1090 | |
1091 return cl; | |
1092 } | |
1093 | |
1094 | |
501 | 1095 static char * |
657 | 1096 ngx_http_charset_map_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
338
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1097 { |
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1098 ngx_http_charset_main_conf_t *mcf = conf; |
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1099 |
657 | 1100 char *rv; |
1101 u_char *p, *dst2src, **pp; | |
1102 ngx_int_t src, dst; | |
1103 ngx_uint_t i, n; | |
1104 ngx_str_t *value; | |
1105 ngx_conf_t pvcf; | |
1106 ngx_http_charset_t *charset; | |
1107 ngx_http_charset_tables_t *table; | |
1108 ngx_http_charset_conf_ctx_t ctx; | |
339
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1109 |
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1110 value = cf->args->elts; |
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1111 |
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1112 src = ngx_http_add_charset(&mcf->charsets, &value[1]); |
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1113 if (src == NGX_ERROR) { |
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1114 return NGX_CONF_ERROR; |
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1115 } |
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1116 |
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1117 dst = ngx_http_add_charset(&mcf->charsets, &value[2]); |
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1118 if (dst == NGX_ERROR) { |
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1119 return NGX_CONF_ERROR; |
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1120 } |
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1121 |
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1122 if (src == dst) { |
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1123 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1124 "\"charset_map\" between the same charsets " |
461 | 1125 "\"%V\" and \"%V\"", &value[1], &value[2]); |
339
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1126 return NGX_CONF_ERROR; |
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1127 } |
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1128 |
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1129 table = mcf->tables.elts; |
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1130 for (i = 0; i < mcf->tables.nelts; i++) { |
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1131 if ((src == table->src && dst == table->dst) |
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1132 || (src == table->dst && dst == table->src)) |
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1133 { |
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1134 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1135 "duplicate \"charset_map\" between " |
461 | 1136 "\"%V\" and \"%V\"", &value[1], &value[2]); |
339
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1137 return NGX_CONF_ERROR; |
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1138 } |
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1139 } |
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1140 |
501 | 1141 table = ngx_array_push(&mcf->tables); |
1142 if (table == NULL) { | |
339
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1143 return NGX_CONF_ERROR; |
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1144 } |
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1145 |
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1146 table->src = src; |
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1147 table->dst = dst; |
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1148 |
1107
db7c468c447d
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1149 if (ngx_strcasecmp(value[2].data, (u_char *) "utf-8") == 0) { |
657 | 1150 table->src2dst = ngx_pcalloc(cf->pool, 256 * NGX_UTF_LEN); |
1151 if (table->src2dst == NULL) { | |
1152 return NGX_CONF_ERROR; | |
1153 } | |
1154 | |
1155 table->dst2src = ngx_pcalloc(cf->pool, 256 * sizeof(void *)); | |
1156 if (table->dst2src == NULL) { | |
1157 return NGX_CONF_ERROR; | |
1158 } | |
1159 | |
1160 dst2src = ngx_pcalloc(cf->pool, 256); | |
1161 if (dst2src == NULL) { | |
1162 return NGX_CONF_ERROR; | |
1163 } | |
1164 | |
1165 pp = (u_char **) &table->dst2src[0]; | |
1166 pp[0] = dst2src; | |
1167 | |
1168 for (i = 0; i < 128; i++) { | |
1169 p = &table->src2dst[i * NGX_UTF_LEN]; | |
1170 p[0] = '\1'; | |
1171 p[1] = (u_char) i; | |
1172 dst2src[i] = (u_char) i; | |
1173 } | |
339
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1174 |
657 | 1175 for (/* void */; i < 256; i++) { |
1176 p = &table->src2dst[i * NGX_UTF_LEN]; | |
1177 p[0] = '\1'; | |
1178 p[1] = '?'; | |
1179 } | |
1180 | |
1181 } else { | |
1182 table->src2dst = ngx_palloc(cf->pool, 256); | |
1183 if (table->src2dst == NULL) { | |
1184 return NGX_CONF_ERROR; | |
1185 } | |
1186 | |
1187 table->dst2src = ngx_palloc(cf->pool, 256); | |
1188 if (table->dst2src == NULL) { | |
1189 return NGX_CONF_ERROR; | |
1190 } | |
1191 | |
1192 for (i = 0; i < 128; i++) { | |
1193 table->src2dst[i] = (u_char) i; | |
1194 table->dst2src[i] = (u_char) i; | |
1195 } | |
1196 | |
1197 for (/* void */; i < 256; i++) { | |
1198 table->src2dst[i] = '?'; | |
1199 table->dst2src[i] = '?'; | |
1200 } | |
339
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1201 } |
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1202 |
657 | 1203 charset = mcf->charsets.elts; |
339
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1204 |
657 | 1205 ctx.table = table; |
1206 ctx.charset = &charset[dst]; | |
1207 ctx.characters = 0; | |
339
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1208 |
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1209 pvcf = *cf; |
657 | 1210 cf->ctx = &ctx; |
1211 cf->handler = ngx_http_charset_map; | |
338
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1212 cf->handler_conf = conf; |
501 | 1213 |
338
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1214 rv = ngx_conf_parse(cf, NULL); |
501 | 1215 |
339
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1216 *cf = pvcf; |
338
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1217 |
657 | 1218 if (ctx.characters) { |
1219 n = ctx.charset->length; | |
1220 ctx.charset->length /= ctx.characters; | |
1221 | |
1222 if (((n * 10) / ctx.characters) % 10 > 4) { | |
1223 ctx.charset->length++; | |
1224 } | |
1225 } | |
1226 | |
338
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1227 return rv; |
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1228 } |
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1229 |
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1230 |
501 | 1231 static char * |
657 | 1232 ngx_http_charset_map(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) |
338
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1233 { |
657 | 1234 u_char *p, *dst2src, **pp; |
1235 uint32_t n; | |
1236 ngx_int_t src, dst; | |
1237 ngx_str_t *value; | |
1238 ngx_uint_t i; | |
1239 ngx_http_charset_tables_t *table; | |
1240 ngx_http_charset_conf_ctx_t *ctx; | |
338
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1241 |
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1242 if (cf->args->nelts != 2) { |
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1243 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameters number"); |
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1244 return NGX_CONF_ERROR; |
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1245 } |
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1246 |
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1247 value = cf->args->elts; |
338
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1248 |
339
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|
1249 src = ngx_hextoi(value[0].data, value[0].len); |
338
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parents:
307
diff
changeset
|
1250 if (src == NGX_ERROR || src > 255) { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1251 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
461 | 1252 "invalid value \"%V\"", &value[0]); |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1253 return NGX_CONF_ERROR; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1254 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1255 |
657 | 1256 ctx = cf->ctx; |
1257 table = ctx->table; | |
1258 | |
1259 if (ctx->charset->utf8) { | |
1260 p = &table->src2dst[src * NGX_UTF_LEN]; | |
1261 | |
1262 *p++ = (u_char) (value[1].len / 2); | |
1263 | |
1264 for (i = 0; i < value[1].len; i += 2) { | |
1265 dst = ngx_hextoi(&value[1].data[i], 2); | |
1266 if (dst == NGX_ERROR || dst > 255) { | |
1267 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1268 "invalid value \"%V\"", &value[1]); | |
1269 return NGX_CONF_ERROR; | |
1270 } | |
1271 | |
1272 *p++ = (u_char) dst; | |
1273 } | |
1274 | |
1275 i /= 2; | |
1276 | |
1277 ctx->charset->length += i; | |
1278 ctx->characters++; | |
1279 | |
1280 p = &table->src2dst[src * NGX_UTF_LEN] + 1; | |
1281 | |
2125
8e4b9d2acde8
rename ngx_utf_...() to ngx_utf8_...()
Igor Sysoev <igor@sysoev.ru>
parents:
2050
diff
changeset
|
1282 n = ngx_utf8_decode(&p, i); |
657 | 1283 |
1284 if (n > 0xffff) { | |
1285 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1286 "invalid value \"%V\"", &value[1]); | |
1287 return NGX_CONF_ERROR; | |
1288 } | |
1289 | |
1290 pp = (u_char **) &table->dst2src[0]; | |
1291 | |
1292 dst2src = pp[n >> 8]; | |
1293 | |
1294 if (dst2src == NULL) { | |
1295 dst2src = ngx_pcalloc(cf->pool, 256); | |
1296 if (dst2src == NULL) { | |
1297 return NGX_CONF_ERROR; | |
1298 } | |
1299 | |
1300 pp[n >> 8] = dst2src; | |
1301 } | |
1302 | |
1303 dst2src[n & 0xff] = (u_char) src; | |
1304 | |
1305 } else { | |
1306 dst = ngx_hextoi(value[1].data, value[1].len); | |
1307 if (dst == NGX_ERROR || dst > 255) { | |
1308 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1309 "invalid value \"%V\"", &value[1]); | |
1310 return NGX_CONF_ERROR; | |
1311 } | |
1312 | |
1313 table->src2dst[src] = (u_char) dst; | |
1314 table->dst2src[dst] = (u_char) src; | |
338
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parents:
307
diff
changeset
|
1315 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
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parents:
307
diff
changeset
|
1316 |
339
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nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1317 return NGX_CONF_OK; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1318 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1319 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1320 |
501 | 1321 static char * |
1322 ngx_http_set_charset_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1323 { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1324 char *p = conf; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1325 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1326 ngx_int_t *cp; |
752
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1327 ngx_str_t *value, var; |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1328 ngx_http_charset_main_conf_t *mcf; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1329 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1330 cp = (ngx_int_t *) (p + cmd->offset); |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1331 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1332 if (*cp != NGX_CONF_UNSET) { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1333 return "is duplicate"; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1334 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1335 |
529 | 1336 value = cf->args->elts; |
1337 | |
1338 if (cmd->offset == offsetof(ngx_http_charset_loc_conf_t, charset) | |
1339 && ngx_strcmp(value[1].data, "off") == 0) | |
1340 { | |
1341 *cp = NGX_HTTP_NO_CHARSET; | |
1342 return NGX_CONF_OK; | |
1343 } | |
1344 | |
752
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1345 |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1346 if (value[1].data[0] == '$') { |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1347 var.len = value[1].len - 1; |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1348 var.data = value[1].data + 1; |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1349 |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1350 *cp = ngx_http_get_variable_index(cf, &var); |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1351 |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1352 if (*cp == NGX_ERROR) { |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1353 return NGX_CONF_ERROR; |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1354 } |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1355 |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1356 *cp += NGX_HTTP_CHARSET_VAR; |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1357 |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1358 return NGX_CONF_OK; |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1359 } |
907361d07f25
ngx_http_charset_module supports the variables
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
1360 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
1361 mcf = ngx_http_conf_get_module_main_conf(cf, |
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
1362 ngx_http_charset_filter_module); |
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
1363 |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1364 *cp = ngx_http_add_charset(&mcf->charsets, &value[1]); |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1365 if (*cp == NGX_ERROR) { |
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
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parents:
307
diff
changeset
|
1366 return NGX_CONF_ERROR; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1367 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1368 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
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parents:
307
diff
changeset
|
1369 return NGX_CONF_OK; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1370 } |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1371 |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1372 |
501 | 1373 static ngx_int_t |
1374 ngx_http_add_charset(ngx_array_t *charsets, ngx_str_t *name) | |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1375 { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1376 ngx_uint_t i; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1377 ngx_http_charset_t *c; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1378 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
changeset
|
1379 c = charsets->elts; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1380 for (i = 0; i < charsets->nelts; i++) { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1381 if (name->len != c[i].name.len) { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1382 continue; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1383 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1384 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1385 if (ngx_strcasecmp(name->data, c[i].name.data) == 0) { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1386 break; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1387 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1388 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1389 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1390 if (i < charsets->nelts) { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1391 return i; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1392 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1393 |
501 | 1394 c = ngx_array_push(charsets); |
1395 if (c == NULL) { | |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1396 return NGX_ERROR; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1397 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1398 |
455 | 1399 c->tables = NULL; |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1400 c->name = *name; |
657 | 1401 c->length = 0; |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1402 |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
797
diff
changeset
|
1403 if (ngx_strcasecmp(name->data, (u_char *) "utf-8") == 0) { |
523 | 1404 c->utf8 = 1; |
667 | 1405 |
1406 } else { | |
1407 c->utf8 = 0; | |
523 | 1408 } |
1409 | |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1410 return i; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1411 } |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1412 |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1413 |
501 | 1414 static void * |
1415 ngx_http_charset_create_main_conf(ngx_conf_t *cf) | |
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1416 { |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1417 ngx_http_charset_main_conf_t *mcf; |
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1418 |
501 | 1419 mcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_charset_main_conf_t)); |
1420 if (mcf == NULL) { | |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1421 return NGX_CONF_ERROR; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1422 } |
338
0376cffa29e6
nginx-0.0.3-2004-05-20-21:33:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
307
diff
changeset
|
1423 |
501 | 1424 if (ngx_array_init(&mcf->charsets, cf->pool, 2, sizeof(ngx_http_charset_t)) |
2536
a6d6d762c554
small optimization: " == NGX_ERROR" > " != NGX_OK"
Igor Sysoev <igor@sysoev.ru>
parents:
2414
diff
changeset
|
1425 != NGX_OK) |
501 | 1426 { |
1427 return NGX_CONF_ERROR; | |
1428 } | |
339
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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1429 |
529 | 1430 if (ngx_array_init(&mcf->tables, cf->pool, 1, |
2536
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small optimization: " == NGX_ERROR" > " != NGX_OK"
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2414
diff
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|
1431 sizeof(ngx_http_charset_tables_t)) |
a6d6d762c554
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|
1432 != NGX_OK) |
501 | 1433 { |
1434 return NGX_CONF_ERROR; | |
1435 } | |
338
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1436 |
529 | 1437 if (ngx_array_init(&mcf->recodes, cf->pool, 2, |
2536
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|
1438 sizeof(ngx_http_charset_recode_t)) |
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|
1439 != NGX_OK) |
529 | 1440 { |
1441 return NGX_CONF_ERROR; | |
1442 } | |
1443 | |
338
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1444 return mcf; |
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1445 } |
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nginx-0.0.3-2004-05-20-21:33:52 import
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1446 |
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1447 |
501 | 1448 static void * |
1449 ngx_http_charset_create_loc_conf(ngx_conf_t *cf) | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
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|
1450 { |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
1451 ngx_http_charset_loc_conf_t *lcf; |
a059e1aa65d4
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diff
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|
1452 |
501 | 1453 lcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_charset_loc_conf_t)); |
1454 if (lcf == NULL) { | |
339
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1455 return NGX_CONF_ERROR; |
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1456 } |
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1457 |
2167 | 1458 /* |
1459 * set by ngx_pcalloc(): | |
1460 * | |
1461 * lcf->types = { NULL }; | |
1462 * lcf->types_keys = NULL; | |
1463 */ | |
1464 | |
529 | 1465 lcf->charset = NGX_CONF_UNSET; |
339
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1466 lcf->source_charset = NGX_CONF_UNSET; |
635 | 1467 lcf->override_charset = NGX_CONF_UNSET; |
99
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1468 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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changeset
|
1469 return lcf; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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diff
changeset
|
1470 } |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1471 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
1472 |
501 | 1473 static char * |
1474 ngx_http_charset_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
changeset
|
1475 { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
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|
1476 ngx_http_charset_loc_conf_t *prev = parent; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
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|
1477 ngx_http_charset_loc_conf_t *conf = child; |
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parents:
diff
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|
1478 |
529 | 1479 ngx_uint_t i; |
1480 ngx_http_charset_recode_t *recode; | |
1481 ngx_http_charset_main_conf_t *mcf; | |
477 | 1482 |
2175
a69886fc2864
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2167
diff
changeset
|
1483 if (ngx_http_merge_types(cf, conf->types_keys, &conf->types, |
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diff
changeset
|
1484 prev->types_keys, &prev->types, |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1485 ngx_http_charset_default_types) |
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diff
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|
1486 != NGX_OK) |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1487 { |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1488 return NGX_CONF_ERROR; |
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parents:
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diff
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|
1489 } |
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diff
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|
1490 |
635 | 1491 ngx_conf_merge_value(conf->override_charset, prev->override_charset, 0); |
529 | 1492 ngx_conf_merge_value(conf->charset, prev->charset, NGX_HTTP_NO_CHARSET); |
477 | 1493 |
339
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parents:
338
diff
changeset
|
1494 if (conf->source_charset == NGX_CONF_UNSET) { |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
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parents:
338
diff
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|
1495 conf->source_charset = prev->source_charset; |
8c5b69141dfd
nginx-0.0.3-2004-05-21-20:12:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
338
diff
changeset
|
1496 } |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
changeset
|
1497 |
529 | 1498 if (conf->charset == NGX_HTTP_NO_CHARSET |
1499 || conf->source_charset == NGX_CONF_UNSET | |
1500 || conf->charset == conf->source_charset) | |
477 | 1501 { |
529 | 1502 return NGX_CONF_OK; |
477 | 1503 } |
1504 | |
1590 | 1505 if (conf->source_charset >= NGX_HTTP_CHARSET_VAR |
1506 || conf->charset >= NGX_HTTP_CHARSET_VAR) | |
1507 { | |
1508 return NGX_CONF_OK; | |
1509 } | |
1510 | |
529 | 1511 mcf = ngx_http_conf_get_module_main_conf(cf, |
1512 ngx_http_charset_filter_module); | |
1513 recode = mcf->recodes.elts; | |
1514 for (i = 0; i < mcf->recodes.nelts; i++) { | |
1515 if (conf->source_charset == recode[i].src | |
1516 && conf->charset == recode[i].dst) | |
1517 { | |
1518 return NGX_CONF_OK; | |
1519 } | |
477 | 1520 } |
1521 | |
529 | 1522 recode = ngx_array_push(&mcf->recodes); |
1523 if (recode == NULL) { | |
477 | 1524 return NGX_CONF_ERROR; |
1525 } | |
340
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Igor Sysoev <igor@sysoev.ru>
parents:
339
diff
changeset
|
1526 |
529 | 1527 recode->src = conf->source_charset; |
1528 recode->dst = conf->charset; | |
1529 | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1530 return NGX_CONF_OK; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1531 } |
529 | 1532 |
1533 | |
1534 static ngx_int_t | |
1535 ngx_http_charset_postconfiguration(ngx_conf_t *cf) | |
1536 { | |
635 | 1537 u_char **src, **dst; |
529 | 1538 ngx_int_t c; |
1539 ngx_uint_t i, t; | |
1540 ngx_http_charset_t *charset; | |
1541 ngx_http_charset_recode_t *recode; | |
1542 ngx_http_charset_tables_t *tables; | |
1543 ngx_http_charset_main_conf_t *mcf; | |
1544 | |
1545 mcf = ngx_http_conf_get_module_main_conf(cf, | |
1546 ngx_http_charset_filter_module); | |
1547 | |
1548 recode = mcf->recodes.elts; | |
1549 tables = mcf->tables.elts; | |
1550 charset = mcf->charsets.elts; | |
1551 | |
1552 for (i = 0; i < mcf->recodes.nelts; i++) { | |
1553 | |
1554 c = recode[i].src; | |
1555 | |
1556 for (t = 0; t < mcf->tables.nelts; t++) { | |
1557 | |
1558 if (c == tables[t].src && recode[i].dst == tables[t].dst) { | |
1559 goto next; | |
1560 } | |
1561 | |
1562 if (c == tables[t].dst && recode[i].dst == tables[t].src) { | |
1563 goto next; | |
1564 } | |
1565 } | |
1566 | |
1567 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1588 | 1568 "no \"charset_map\" between the charsets \"%V\" and \"%V\"", |
1569 &charset[c].name, &charset[recode[i].dst].name); | |
529 | 1570 return NGX_ERROR; |
1571 | |
1572 next: | |
1573 continue; | |
1574 } | |
1575 | |
635 | 1576 |
1577 for (t = 0; t < mcf->tables.nelts; t++) { | |
1578 | |
1579 src = charset[tables[t].src].tables; | |
1580 | |
1581 if (src == NULL) { | |
1582 src = ngx_pcalloc(cf->pool, sizeof(u_char *) * mcf->charsets.nelts); | |
1583 if (src == NULL) { | |
1584 return NGX_ERROR; | |
1585 } | |
1586 | |
1587 charset[tables[t].src].tables = src; | |
1588 } | |
1589 | |
1590 dst = charset[tables[t].dst].tables; | |
1591 | |
1592 if (dst == NULL) { | |
1593 dst = ngx_pcalloc(cf->pool, sizeof(u_char *) * mcf->charsets.nelts); | |
1594 if (dst == NULL) { | |
1595 return NGX_ERROR; | |
1596 } | |
1597 | |
1598 charset[tables[t].dst].tables = dst; | |
1599 } | |
1600 | |
1601 src[tables[t].dst] = tables[t].src2dst; | |
1602 dst[tables[t].src] = tables[t].dst2src; | |
1603 } | |
1604 | |
681 | 1605 ngx_http_next_header_filter = ngx_http_top_header_filter; |
1606 ngx_http_top_header_filter = ngx_http_charset_header_filter; | |
1607 | |
1608 ngx_http_next_body_filter = ngx_http_top_body_filter; | |
1609 ngx_http_top_body_filter = ngx_http_charset_body_filter; | |
1610 | |
529 | 1611 return NGX_OK; |
1612 } |