Annotation of parser3/src/classes/curl.C, revision 1.6
1.1 misha 1: /** @file
2: Parser: @b curl parser class.
3:
4: Copyright(c) 2001-2009 ArtLebedev Group(http://www.artlebedev.com)
5: */
6:
1.3 misha 7: #include "pa_config_includes.h"
8:
9: #ifdef HAVE_CURL
10:
1.6 ! misha 11: static const char * const IDENT_INET_C="$Date: 2010-05-17 08:52:19 $";
1.1 misha 12:
13: #include "pa_vmethod_frame.h"
14: #include "pa_request.h"
15: #include "pa_vfile.h"
16: #include "pa_charsets.h"
1.4 misha 17: #include "pa_vstring.h"
18: #include "pa_vtable.h"
19: #include "pa_common.h"
1.5 misha 20: #include "ltdl.h"
1.1 misha 21:
22: class MCurl: public Methoded {
23: public:
24: MCurl();
25:
26: public: // Methoded
27: bool used_directly() { return true; }
28: };
29:
30: // global variables
31:
32: DECLARE_CLASS_VAR(curl, new MCurl, 0);
33:
34: // from file.C
35: extern bool is_text_mode(const String& mode);
36:
37: #include "curl.h"
38:
39: typedef CURL *(*t_curl_easy_init)(); t_curl_easy_init f_curl_easy_init;
40: typedef CURLcode (*t_curl_easy_setopt)(CURL *, CURLoption option, ...); t_curl_easy_setopt f_curl_easy_setopt;
41: typedef CURLcode (*t_curl_easy_perform)(CURL *); t_curl_easy_perform f_curl_easy_perform;
42: typedef void (*t_curl_easy_cleanup)(CURL *); t_curl_easy_cleanup f_curl_easy_cleanup;
43: typedef const char *(*t_curl_easy_strerror)(CURLcode); t_curl_easy_strerror f_curl_easy_strerror;
1.4 misha 44: typedef CURLcode (*t_curl_easy_getinfo)(CURL *curl, CURLINFO info, ...); t_curl_easy_getinfo f_curl_easy_getinfo;
1.1 misha 45: typedef struct curl_slist *(*t_curl_slist_append)(struct curl_slist *,const char *); t_curl_slist_append f_curl_slist_append;
1.4 misha 46: typedef const char *(*t_curl_version)(); t_curl_version f_curl_version;
47: typedef CURLFORMcode (*t_curl_formadd)(struct curl_httppost **httppost, struct curl_httppost **last_post, ...); t_curl_formadd f_curl_formadd;
48: typedef void (*t_curl_formfree)(struct curl_httppost *form); t_curl_formfree f_curl_formfree;
1.1 misha 49:
50: #define GLINK(name) f_##name=(t_##name)lt_dlsym(handle, #name);
51: #define DLINK(name) GLINK(name) if(!f_##name) return "function " #name " was not found";
52:
53: const char *dlink(const char *dlopen_file_spec) {
54: if(lt_dlinit())
55: return lt_dlerror();
56:
57: lt_dlhandle handle=lt_dlopen(dlopen_file_spec);
58:
59: if(!handle){
60: if(const char* result=lt_dlerror())
61: return result;
62: return "can not open the dynamic link module";
63: }
64:
65: DLINK(curl_easy_init);
66: DLINK(curl_easy_cleanup);
1.4 misha 67: DLINK(curl_version);
1.1 misha 68: DLINK(curl_easy_setopt);
69: DLINK(curl_easy_perform);
70: DLINK(curl_easy_strerror);
1.4 misha 71: DLINK(curl_easy_getinfo);
1.1 misha 72: DLINK(curl_slist_append);
1.4 misha 73: DLINK(curl_formadd);
74: DLINK(curl_formfree);
1.1 misha 75: return 0;
76: }
77:
78:
79: class ParserOptions {
80: public:
81: const char *filename;
82: const String *content_type;
83: bool is_text;
1.4 misha 84: Charset *charset, *response_charset;
85: struct curl_httppost *f_post;
1.1 misha 86:
1.4 misha 87: ParserOptions() : filename(0), content_type(0), is_text(true), charset(0), response_charset(0), f_post(0){}
88: ~ParserOptions() {
89: f_curl_formfree(f_post);
90: }
91:
1.1 misha 92: };
93:
94: // using thread local variables instead of keeping them in request
95: // not necessary for cgi version
96: #ifdef WIN32
97: #define __thread __declspec(thread)
98: #endif
1.4 misha 99: __thread CURL *fcurl = 0;
100: __thread ParserOptions *foptions = 0;
1.1 misha 101:
102: static CURL *curl(){
103: if(!fcurl)
104: throw Exception("curl", 0, "outside of 'session' operator");
105: return fcurl;
106: }
107:
108: static ParserOptions &options(){
109: if(!foptions)
110: throw Exception("curl", 0, "outside of 'session' operator");
111: return *foptions;
112: }
113:
114: // using temporal object scheme to garanty cleanup call
115: class Temp_curl {
1.4 misha 116: CURL *saved_curl;
117: ParserOptions *saved_options;
1.1 misha 118: public:
1.4 misha 119: Temp_curl() : saved_curl(fcurl), saved_options(foptions){
1.5 misha 120: fcurl = f_curl_easy_init();
121: foptions = new ParserOptions();
1.4 misha 122: f_curl_easy_setopt(fcurl, CURLOPT_POSTFIELDSIZE, 0); // fix libcurl bug
1.1 misha 123: }
124: ~Temp_curl() {
125: f_curl_easy_cleanup(fcurl);
126: fcurl = saved_curl;
127: delete foptions;
128: foptions = saved_options;
129: }
130: };
131:
132: bool curl_linked = false;
133: #ifdef WIN32
134: const char *curl_library="libcurl.dll";
135: #else
136: const char *curl_library="libcurl.so";
137: #endif
138:
139: const char *curl_status = 0;
140:
141: static void temp_curl(void (*action)(Request&, MethodParams&), Request& r, MethodParams& params){
142: if(!curl_linked){
143: curl_linked=true;
144: curl_status=dlink(curl_library);
145: }
146:
147: if(curl_status == 0){
148: Temp_curl temp_curl;
149: action(r,params);
150: } else {
151: throw Exception("curl", 0, "failed to load curl library %s: %s", curl_library, curl_status);
152: }
153: }
154:
155: static void _curl_session_action(Request& r, MethodParams& params){
156: Value& body_code=params.as_junction(0, "body must be code");
157: r.process_write(body_code);
158: }
159:
160: static void _curl_session(Request& r, MethodParams& params){
161: temp_curl(_curl_session_action, r, params);
162: }
163:
1.5 misha 164: static void _curl_version_action(Request& r, MethodParams& ){
1.4 misha 165: r.write_no_lang(*new VString(*new String(f_curl_version(), String::L_TAINTED)));
166: }
167:
168: static void _curl_version(Request& r, MethodParams& params){
169: fcurl ? _curl_version_action(r, params) : temp_curl(_curl_version_action, r, params);
170: }
1.1 misha 171:
172: static char *str_lower(const char *str){
173: char *result=pa_strdup(str);
174: for(char* c=result; *c; c++)
175: *c=(char)tolower((unsigned char)*c);
176: return result;
177: }
178:
179: static char *str_upper(const char *str){
180: char *result=pa_strdup(str);
181: for(char* c=result; *c; c++)
182: *c=(char)toupper((unsigned char)*c);
183: return result;
184: }
185:
186: class CurlOption {
187: public:
188:
189: enum OptionType {
190: CURL_STRING,
191: CURL_URLENCODE, // url-encoded string
1.4 misha 192: CURL_URL,
1.1 misha 193: CURL_INT,
194: CURL_POST,
1.4 misha 195: CURL_FORM,
1.1 misha 196: CURL_HEADERS,
197: CURL_FILE,
198: PARSER_LIBRARY,
199: PARSER_NAME,
200: PARSER_CONTENT_TYPE,
201: PARSER_MODE,
1.4 misha 202: PARSER_CHARSET,
203: PARSER_RESPONSE_CHARSET
1.1 misha 204: };
205:
206: CURLoption id;
207: OptionType type;
208: CurlOption(CURLoption aid, OptionType atype): id(aid), type(atype) {}
209: };
210:
211: class CurlOptionHash: public HashString<CurlOption*> {
212: public:
213: CurlOptionHash() {
214: #define CURL_OPT(type, name) put(str_lower(#name),new CurlOption(CURLOPT_##name, CurlOption::type));
215: #define PARSER_OPT(type, name) put(name,new CurlOption((CURLoption)0, CurlOption::type));
1.4 misha 216: CURL_OPT(CURL_URL, URL);
1.1 misha 217: CURL_OPT(CURL_STRING, INTERFACE);
218: CURL_OPT(CURL_INT, LOCALPORT);
219: CURL_OPT(CURL_INT, PORT);
1.4 misha 220:
1.1 misha 221: CURL_OPT(CURL_INT, HTTPAUTH);
222: CURL_OPT(CURL_STRING, USERPWD);
223:
1.2 misha 224: #ifdef CURLOPT_USERNAME
1.1 misha 225: CURL_OPT(CURL_STRING, USERNAME);
226: CURL_OPT(CURL_STRING, PASSWORD);
1.2 misha 227: #endif
1.1 misha 228:
1.4 misha 229: CURL_OPT(CURL_URLENCODE, USERAGENT);
230: CURL_OPT(CURL_URLENCODE, REFERER);
1.1 misha 231: CURL_OPT(CURL_INT, AUTOREFERER);
232: CURL_OPT(CURL_STRING, ENCODING); // gzip or deflate
233: CURL_OPT(CURL_INT, FOLLOWLOCATION);
234: CURL_OPT(CURL_INT, UNRESTRICTED_AUTH);
235:
236: CURL_OPT(CURL_INT, POST);
237: CURL_OPT(CURL_INT, HTTPGET);
1.4 misha 238: CURL_OPT(CURL_INT, NOBODY);
239: CURL_OPT(CURL_STRING, CUSTOMREQUEST);
1.1 misha 240:
241: CURL_OPT(CURL_POST, POSTFIELDS); // hopefully is safe too
242: CURL_OPT(CURL_POST, COPYPOSTFIELDS);
1.4 misha 243: CURL_OPT(CURL_FORM, HTTPPOST);
1.1 misha 244:
245: CURL_OPT(CURL_HEADERS, HTTPHEADER);
246: CURL_OPT(CURL_URLENCODE, COOKIE);
247: CURL_OPT(CURL_URLENCODE, COOKIELIST);
248: CURL_OPT(CURL_INT, COOKIESESSION);
249:
250: CURL_OPT(CURL_INT, IGNORE_CONTENT_LENGTH);
251: CURL_OPT(CURL_INT, HTTP_CONTENT_DECODING);
252: CURL_OPT(CURL_INT, HTTP_TRANSFER_DECODING);
253:
1.4 misha 254: CURL_OPT(CURL_INT, MAXREDIRS);
255: CURL_OPT(CURL_INT, POSTREDIR);
256:
257: CURL_OPT(CURL_STRING, RANGE);
258:
1.1 misha 259: CURL_OPT(CURL_INT, TIMEOUT);
260: CURL_OPT(CURL_INT, TIMEOUT_MS);
261: CURL_OPT(CURL_INT, LOW_SPEED_LIMIT);
262: CURL_OPT(CURL_INT, LOW_SPEED_TIME);
263: CURL_OPT(CURL_INT, MAXCONNECTS);
264:
1.4 misha 265: CURL_OPT(CURL_STRING, PROXY);
266: CURL_OPT(CURL_INT, PROXYPORT);
267: CURL_OPT(CURL_INT, PROXYTYPE);
268: CURL_OPT(CURL_INT, HTTPPROXYTUNNEL);
269: CURL_OPT(CURL_STRING, PROXYUSERPWD);
270: CURL_OPT(CURL_INT, PROXYAUTH);
271:
1.1 misha 272: CURL_OPT(CURL_INT, FRESH_CONNECT);
273: CURL_OPT(CURL_INT, FORBID_REUSE);
274: CURL_OPT(CURL_INT, CONNECTTIMEOUT);
275: CURL_OPT(CURL_INT, CONNECTTIMEOUT_MS);
1.4 misha 276: CURL_OPT(CURL_INT, FAILONERROR);
1.1 misha 277:
278: CURL_OPT(CURL_FILE, SSLCERT);
279: CURL_OPT(CURL_STRING, SSLCERTTYPE);
280: CURL_OPT(CURL_FILE, SSLKEY);
281: CURL_OPT(CURL_STRING, SSLKEYTYPE);
282: CURL_OPT(CURL_STRING, KEYPASSWD);
283: CURL_OPT(CURL_STRING, SSLENGINE);
284: CURL_OPT(CURL_STRING, SSLENGINE_DEFAULT);
285:
1.2 misha 286: #ifdef CURLOPT_ISSUERCERT
1.1 misha 287: CURL_OPT(CURL_FILE, ISSUERCERT);
1.2 misha 288: #endif
289:
290: #ifdef CURLOPT_CRLFILE
1.1 misha 291: CURL_OPT(CURL_FILE, CRLFILE);
1.2 misha 292: #endif
1.1 misha 293:
294: CURL_OPT(CURL_STRING, CAINFO);
295: CURL_OPT(CURL_STRING, CAPATH);
296: CURL_OPT(CURL_INT, SSL_VERIFYPEER);
297: CURL_OPT(CURL_INT, SSL_VERIFYHOST);
298: CURL_OPT(CURL_STRING, SSL_CIPHER_LIST);
299: CURL_OPT(CURL_INT, SSL_SESSIONID_CACHE);
300:
301: PARSER_OPT(PARSER_LIBRARY, "library");
302: PARSER_OPT(PARSER_NAME, "name");
303: PARSER_OPT(PARSER_CONTENT_TYPE, "content-type");
304: PARSER_OPT(PARSER_MODE, "mode");
305: PARSER_OPT(PARSER_CHARSET, "charset");
1.4 misha 306: PARSER_OPT(PARSER_RESPONSE_CHARSET, "response-charset");
1.1 misha 307: }
308:
309: } *curl_options=0;
310:
311: static const char *curl_urlencode(const String &s, Request& r){
312: if(options().charset){
313: Temp_client_charset temp(r.charsets, *options().charset);
314: return s.untaint_and_transcode_cstr(String::L_URI, &r.charsets);
315: } else
316: return s.untaint_cstr(String::L_URI);
317: }
318:
319: static struct curl_slist *curl_headers(HashStringValue *value_hash, Request& r) {
320: struct curl_slist *slist=NULL;
321:
322: for(HashStringValue::Iterator i(*value_hash); i; i.next() ){
323: String header =
324: String(capitalize(i.key().cstr()), String::L_URI)
325: << ": "
326: << String(i.value()->as_string(), String::L_URI);
327:
328: slist=f_curl_slist_append(slist, curl_urlencode(header, r));
329: }
330: return slist;
331: }
332:
1.4 misha 333: static const char* curl_transcode(const String &s, Request& r){
334: return options().charset ? Charset::transcode(s.cstr(), r.charsets.source(), *options().charset).cstr() : s.cstr();
335: }
336:
337: static void curl_form(HashStringValue *value_hash, Request& r){
338: struct curl_httppost *f_last=0;
339: for(HashStringValue::Iterator i(*value_hash); i; i.next() ){
340: const char *key = curl_transcode(String(i.key().cstr()), r);
341: if(const String* svalue = i.value()->get_string()){
342: // string
343: f_curl_formadd(&options().f_post, &f_last,
344: CURLFORM_PTRNAME, key,
345: CURLFORM_PTRCONTENTS, curl_transcode(String(svalue->cstr()), r),
346: CURLFORM_END);
347: } else if(Table* tvalue = i.value()->get_table()){
348: // table
349: for(size_t t = 0; t < tvalue->count(); t++) {
350: f_curl_formadd(&options().f_post, &f_last,
351: CURLFORM_PTRNAME, key,
352: CURLFORM_PTRCONTENTS, curl_transcode(String(tvalue->get(t)->get(0)->cstr()), r),
353: CURLFORM_END);
354: }
355: } else if(VFile* fvalue=static_cast<VFile *>(i.value()->as("file"))){
356: // file
357: f_curl_formadd(&options().f_post, &f_last,
358: CURLFORM_PTRNAME, key,
359: CURLFORM_BUFFER, curl_transcode(String(fvalue->fields().get("name")->as_string(), String::L_FILE_SPEC), r),
360: CURLFORM_BUFFERLENGTH, (long)fvalue->value_size(),
361: CURLFORM_BUFFERPTR, fvalue->value_ptr(),
362: CURLFORM_CONTENTTYPE, fvalue->fields().get("content-type")->as_string().taint_cstr(String::L_URI),
363: CURLFORM_END);
364: } else {
365: throw Exception("curl", new String(i.key(), String::L_TAINTED), "is %s, form option value can be string, table or file only", i.value()->type());
366: }
367: }
368: }
369:
1.1 misha 370: static void curl_setopt(HashStringValue::key_type key, HashStringValue::value_type value, Request& r) {
371: CurlOption *opt=curl_options->get(key);
372:
373: if(opt==0)
374: throw Exception("curl", 0, "called with invalid option '%s'", key.cstr());
375:
376: CURLcode res = CURLE_OK;
377: Value &v=r.process_to_value(*value);
378:
379: switch (opt->type){
380: case CurlOption::CURL_STRING:{
381: // string curl option
382: const char *value_str=v.as_string().cstr();
383: res=f_curl_easy_setopt(curl(), opt->id, value_str);
384: break;
385: }
386: case CurlOption::CURL_URLENCODE:{
387: // url-encoded string curl option
388: const char *value_str=curl_urlencode(v.as_string(), r);
389: res=f_curl_easy_setopt(curl(), opt->id, value_str);
390: break;
391: }
1.4 misha 392: case CurlOption::CURL_URL:{
393: // url-encoded string curl_url option
1.5 misha 394: const String url = v.as_string();
395: if(!url.starts_with("http://") && !url.starts_with("https://"))
396: throw Exception("curl", 0, "failed to set option '%s': invalid url scheme '%s'", key.cstr(), url.cstr());
1.4 misha 397: const char *value_str=curl_urlencode(url, r);
398: res=f_curl_easy_setopt(curl(), opt->id, value_str);
399: break;
400: }
1.1 misha 401: case CurlOption::CURL_INT:{
1.2 misha 402: // integer curl option
403: long value_int=(long)v.as_double();
1.1 misha 404: res=f_curl_easy_setopt(curl(), opt->id, value_int);
405: break;
406: }
407: case CurlOption::CURL_POST:{
408: // http post curl option
409: if(v.get_string()){
1.2 misha 410: if( (res=f_curl_easy_setopt(curl(), CURLOPT_POSTFIELDSIZE, -1L)) == CURLE_OK )
1.1 misha 411: res=f_curl_easy_setopt(curl(), opt->id, curl_urlencode(v.as_string(), r));
412: } else {
413: VFile *file=v.as_vfile(String::L_AS_IS);
1.2 misha 414: if( (res=f_curl_easy_setopt(curl(), CURLOPT_POSTFIELDSIZE, (long)file->value_size())) == CURLE_OK )
1.1 misha 415: res=f_curl_easy_setopt(curl(), opt->id, file->value_ptr());
416: }
417: break;
418: }
1.4 misha 419: case CurlOption::CURL_FORM:{
420: HashStringValue *value_hash = v.get_hash();
421: if(value_hash){
422: curl_form(value_hash, r);
1.5 misha 423: } else if(v.get_string()->is_empty()){
1.4 misha 424: f_curl_formfree(options().f_post);
425: options().f_post = 0;
426: } else {
427: throw Exception("curl", 0, "%s must be a hash", key.cstr());
1.5 misha 428: }
1.4 misha 429: res=f_curl_easy_setopt(curl(), CURLOPT_HTTPPOST, foptions->f_post);
430: break;
431: }
1.1 misha 432: case CurlOption::CURL_HEADERS:{
433: // http headers curl option
434: HashStringValue *value_hash=v.get_hash();
435: res=f_curl_easy_setopt(curl(), opt->id, value_hash ? curl_headers(value_hash, r) : 0);
436: break;
437: }
438: case CurlOption::CURL_FILE:{
439: // file-spec curl option
440: const char *value_str=r.absolute(v.as_string()).taint_cstr(String::L_FILE_SPEC);
441: res=f_curl_easy_setopt(curl(), opt->id, value_str);
442: break;
443: }
444: case CurlOption::PARSER_LIBRARY:{
445: // 'library' parser option
446: if(fcurl==0){
447: curl_library=v.as_string().taint_cstr(String::L_FILE_SPEC);
448: } else
449: throw Exception("curl", 0, "failed to set option '%s': %s", key.cstr(), "already loaded");
450: break;
451: }
452: case CurlOption::PARSER_NAME:{
453: // 'name' parser option
454: options().filename=v.as_string().taint_cstr(String::L_FILE_SPEC);
455: break;
456: }
457: case CurlOption::PARSER_CONTENT_TYPE:{
458: // 'content-type' parser option
459: options().content_type=&v.as_string();
460: break;
461: }
462: case CurlOption::PARSER_MODE:{
463: // 'mode' parser option
464: options().is_text=is_text_mode(v.as_string());
465: break;
466: }
467: case CurlOption::PARSER_CHARSET:{
468: // 'charset' parser option
469: options().charset=&::charsets.get(v.as_string().change_case(r.charsets.source(), String::CC_UPPER));
470: break;
471: }
1.4 misha 472: case CurlOption::PARSER_RESPONSE_CHARSET:{
473: // 'charset' parser option
474: options().response_charset=&::charsets.get(v.as_string().change_case(r.charsets.source(), String::CC_UPPER));
475: break;
476: }
1.1 misha 477: }
478:
479: if(res != CURLE_OK)
480: throw Exception("curl", 0, "failed to set option '%s': %s", key.cstr(), f_curl_easy_strerror(res));
481: }
482:
1.3 misha 483: static void _curl_options(Request& r, MethodParams& params){
1.1 misha 484: if(curl_options==0)
485: curl_options=new CurlOptionHash();
486:
487: if(HashStringValue* options=params.as_no_junction(0, OPTIONS_MUST_NOT_BE_CODE).get_hash()){
488: options->for_each<Request&>(curl_setopt, r);
489: } else
1.6 ! misha 490: throw Exception("curl", 0, OPTIONS_MUST_BE_HASH);
1.1 misha 491: }
492:
493:
494: class Curl_buffer{
495: public:
496: char *buf;
497: size_t length;
498: size_t buf_size;
499:
500: Curl_buffer() : buf((char *)pa_malloc(MAX_STRING+1)), length(0), buf_size(MAX_STRING){}
501: };
502:
503: static int curl_writer(char *data, size_t size, size_t nmemb, Curl_buffer *result){
504: if(result == 0)
505: return 0;
506:
507: size=size*nmemb;
508: if(size>0){
509: if(result->length + size >= result->buf_size){
510: result->buf_size = result->buf_size*2 + size;
511: result->buf = (char *)pa_realloc(result->buf, result->buf_size+1);
512: }
513: memcpy(result->buf+result->length, data, size);
514: result->length += size;
515: }
516: return size;
517: }
518:
519: static int curl_header(char *data, size_t size, size_t nmemb, HASH_STRING<char *> *result){
520: if(result == 0)
521: return 0;
522:
523: size=size*nmemb;
524: if(size>0){
525: char *line=pa_strdup(data, size);
526: char *value=lsplit(line,':');
527: if(value && *line){
528: // we need only headers, not the response code
529: result->put(str_upper(line), value);
530: }
531: }
532: return size;
533: }
534:
535: #define CURL_SETOPT(option, arg, message) \
536: if( (res=f_curl_easy_setopt(curl(), option, arg)) != CURLE_OK){ \
537: throw Exception("curl", 0, "failed to set " message ": %s", f_curl_easy_strerror(res)); \
538: }
539:
540: static void _curl_load_action(Request& r, MethodParams& params){
541: if(params.count()==1)
1.3 misha 542: _curl_options(r, params);
1.1 misha 543:
544: CURLcode res;
545:
546: Curl_buffer body;
547: CURL_SETOPT(CURLOPT_WRITEFUNCTION, curl_writer, "curl writer function");
548: CURL_SETOPT(CURLOPT_WRITEDATA, &body, "curl write buffer");
549:
550: // we need a container for headers as VFile fields can be put only after VFile.set
551: HASH_STRING<char *> headers;
552: CURL_SETOPT(CURLOPT_HEADERFUNCTION, curl_header, "curl header function");
553: CURL_SETOPT(CURLOPT_WRITEHEADER, &headers, "curl header buffer");
554:
555: if((res=f_curl_easy_perform(curl())) != CURLE_OK){
1.4 misha 556: char *ex_type = 0;
557: switch(res){
558: case CURLE_OPERATION_TIMEDOUT:
559: ex_type = "curl.timeout"; break;
560: case CURLE_COULDNT_RESOLVE_HOST:
561: ex_type = "curl.host"; break;
562: case CURLE_COULDNT_CONNECT:
563: ex_type = "curl.connect"; break;
564: case CURLE_HTTP_RETURNED_ERROR:
565: ex_type = "curl.status"; break;
566: case CURLE_SSL_CONNECT_ERROR:
567: case CURLE_SSL_CERTPROBLEM:
568: case CURLE_SSL_CIPHER:
569: case CURLE_SSL_CACERT:
570: case CURLE_SSL_ENGINE_INITFAILED:
571: ex_type = "curl.ssl"; break;
572: }
573: throw Exception( ex_type ? ex_type : "curl.fail", 0, "%s", f_curl_easy_strerror(res));
1.1 misha 574: }
575:
576: // assure trailing zero
577: body.buf[body.length]=0;
578:
1.4 misha 579: Value* vcontent_type=
580: options().content_type ? new VString(*options().content_type) :
581: options().filename ? new VString(r.mime_type_of(options().filename)) : 0;
582:
583: VFile& result=*new VFile;
584:
585: String::Body ct_header = headers.get(HTTP_CONTENT_TYPE_UPPER);
1.5 misha 586: Charset *remote_charset = ct_header.is_empty() ? 0 : detect_charset(ct_header.trim(String::TRIM_BOTH, " \t\n\r").cstr());
587: Charset *asked_charset = options().response_charset ? options().response_charset : (remote_charset ? remote_charset : options().charset);
1.1 misha 588:
589: if(options().is_text && asked_charset != 0){
590: String::C c=Charset::transcode(String::C(body.buf, body.length), *asked_charset, r.charsets.source());
591: body.buf=(char *)c.str;
592: body.length=c.length;
593: }
594:
595: result.set(true /*tainted*/, body.buf, body.length, options().filename, vcontent_type);
596: result.set_mode(options().is_text);
597:
1.4 misha 598: long http_status = 0;
599: if(f_curl_easy_getinfo(curl(), CURLINFO_RESPONSE_CODE, &http_status) == CURLE_OK){
600: result.fields().put("status", new VInt(http_status));
601: }
602:
1.1 misha 603: for(HASH_STRING<char *>::Iterator i(headers); i; i.next() ){
604: String::Body key=i.key();
605: String::Body value=i.value();
606: if(asked_charset){
607: key=Charset::transcode(key, *asked_charset, r.charsets.source());
608: value=Charset::transcode(value, *asked_charset, r.charsets.source());
609: }
610: result.fields().put(key, new VString(*new String(value.trim(String::TRIM_BOTH, " \t\n\r"), String::L_TAINTED)));
611: }
612:
613: r.write_no_lang(result);
614: }
615:
616: static void _curl_load(Request& r, MethodParams& params){
617: fcurl ? _curl_load_action(r, params) : temp_curl(_curl_load_action, r, params);
618: }
619:
620: // constructor
621: MCurl::MCurl(): Methoded("curl") {
622: add_native_method("session", Method::CT_STATIC, _curl_session, 1, 1);
1.4 misha 623: add_native_method("version", Method::CT_STATIC, _curl_version, 0, 0);
1.3 misha 624: add_native_method("options", Method::CT_STATIC, _curl_options, 1, 1);
1.1 misha 625: add_native_method("load", Method::CT_STATIC, _curl_load, 0, 1);
1.3 misha 626: }
627:
628: #else // HAVE_CURL
629:
630: #include "classes.h"
631: // global variable
632: DECLARE_CLASS_VAR(curl, 0, 0); // fictive
633:
1.1 misha 634: #endif // HAVE_CURL
E-mail:
![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to curl.C CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [parser3project] / parser3 / src / classes