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| version 1.204, 2009/12/04 04:20:34 | version 1.220, 2012/06/08 11:44:01 |
|---|---|
| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b file parser class. | Parser: @b file parser class. |
| Copyright (c) 2001-2009 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| */ | */ |
| static const char * const IDENT_FILE_C="$Date$"; | |
| #include "pa_config_includes.h" | #include "pa_config_includes.h" |
| #include "classes.h" | #include "classes.h" |
| Line 25 static const char * const IDENT_FILE_C=" | Line 23 static const char * const IDENT_FILE_C=" |
| #include "pa_sql_connection.h" | #include "pa_sql_connection.h" |
| #include "pa_md5.h" | #include "pa_md5.h" |
| #include "pa_vregex.h" | #include "pa_vregex.h" |
| #include "pa_version.h" | |
| volatile const char * IDENT_FILE_C="$Id$"; | |
| // defines | // defines |
| Line 42 extern String sql_offset_name; | Line 43 extern String sql_offset_name; |
| class MFile: public Methoded { | class MFile: public Methoded { |
| public: // VStateless_class | public: // VStateless_class |
| Value* create_new_value(Pool&) { return new VFile(); } | Value* create_new_value(Pool&) { return new VFile(); } |
| public: // Methoded | |
| bool used_directly() { return true; } | |
| public: | public: |
| MFile(); | MFile(); |
| }; | }; |
| // global variable | // global variable |
| Line 111 static const String::Body cdate_name("cd | Line 106 static const String::Body cdate_name("cd |
| // methods | // methods |
| static bool is_valid_mode (const String& mode) { | |
| return (mode==text_mode_name || mode==binary_mode_name); | |
| } | |
| bool is_text_mode(const String& mode) { | |
| if(mode==text_mode_name) | |
| return true; | |
| if(mode==binary_mode_name) | |
| return false; | |
| throw Exception(PARSER_RUNTIME, | |
| &mode, | |
| "is invalid mode, must be either '"TEXT_MODE_NAME"' or '"BINARY_MODE_NAME"'"); | |
| } | |
| static void _save(Request& r, MethodParams& params) { | static void _save(Request& r, MethodParams& params) { |
| bool is_text=is_text_mode(params.as_no_junction(0, MODE_MUST_NOT_BE_CODE).as_string()); | bool is_text=VFile::is_text_mode(params.as_string(0, MODE_MUST_NOT_BE_CODE)); |
| Value& vfile_name=params.as_no_junction(1, FILE_NAME_MUST_NOT_BE_CODE); | Value& vfile_name=params.as_no_junction(1, FILE_NAME_MUST_NOT_BE_CODE); |
| Charset* asked_charset=0; | Charset* asked_charset=0; |
| if(params.count()>2) | if(params.count()>2) |
| if(HashStringValue* options=params.as_no_junction(2, OPTIONS_MUST_NOT_BE_CODE).get_hash()){ | if(HashStringValue* options=params.as_hash(2)){ |
| int valid_options=0; | int valid_options=0; |
| if(Value* vcharset_name=options->get(PA_CHARSET_NAME)){ | if(Value* vcharset_name=options->get(PA_CHARSET_NAME)){ |
| asked_charset=&::charsets.get(vcharset_name->as_string().change_case(r.charsets.source(), String::CC_UPPER)); | asked_charset=&::charsets.get(vcharset_name->as_string().change_case(r.charsets.source(), String::CC_UPPER)); |
| valid_options++; | valid_options++; |
| } | } |
| if(valid_options != options->count()) | if(valid_options != options->count()) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| 0, | |
| INVALID_OPTION_PASSED); | |
| } | } |
| // save | // save |
| Line 148 static void _save(Request& r, MethodPara | Line 127 static void _save(Request& r, MethodPara |
| } | } |
| static void _delete(Request& r, MethodParams& params) { | static void _delete(Request& r, MethodParams& params) { |
| Value& vfile_name=params.as_no_junction(0, FILE_NAME_MUST_NOT_BE_CODE); | const String& file_name=params.as_string(0, FILE_NAME_MUST_NOT_BE_CODE); |
| // unlink | // unlink |
| file_delete(r.absolute(vfile_name.as_string())); | file_delete(r.absolute(file_name)); |
| } | } |
| static void _move(Request& r, MethodParams& params) { | static void _move(Request& r, MethodParams& params) { |
| Line 211 static void _load_pass_param( | Line 190 static void _load_pass_param( |
| } | } |
| static void _load(Request& r, MethodParams& params) { | static void _load(Request& r, MethodParams& params) { |
| bool as_text=is_text_mode(params.as_no_junction(0, MODE_MUST_NOT_BE_CODE).as_string()); | bool as_text=VFile::is_text_mode(params.as_string(0, MODE_MUST_NOT_BE_CODE)); |
| const String& lfile_name=r.absolute(params.as_no_junction(1, FILE_NAME_MUST_NOT_BE_CODE).as_string()); | const String& lfile_name=r.absolute(params.as_string(1, FILE_NAME_MUST_NOT_BE_CODE)); |
| size_t param_index=params.count()-1; | size_t param_index=params.count()-1; |
| Value* param_value=param_index>1?¶ms.as_no_junction(param_index, "filename or options must not be code"):0; | Value* param_value=param_index>1?¶ms.as_no_junction(param_index, "file name or options must not be code"):0; |
| HashStringValue* options=0; | HashStringValue* options=0; |
| const char *user_file_name=0; | const String* user_file_name=0; |
| if(param_value){ | if(param_value){ |
| options=param_value->get_hash(); | options=param_value->get_hash(); |
| Line 227 static void _load(Request& r, MethodPara | Line 206 static void _load(Request& r, MethodPara |
| if(param_index>1){ | if(param_index>1){ |
| const String& luser_file_name=params.as_string(param_index, FILE_NAME_MUST_BE_STRING); | const String& luser_file_name=params.as_string(param_index, FILE_NAME_MUST_BE_STRING); |
| if(!luser_file_name.is_empty()) | if(!luser_file_name.is_empty()) |
| user_file_name=luser_file_name.taint_cstr(String::L_FILE_SPEC); | user_file_name=&luser_file_name; |
| } | } |
| } | } |
| if(!user_file_name) | if(!user_file_name) |
| user_file_name=lfile_name.taint_cstr(String::L_FILE_SPEC); | user_file_name=&lfile_name; |
| size_t offset=0; | size_t offset=0; |
| size_t limit=0; | size_t limit=0; |
| Line 255 static void _load(Request& r, MethodPara | Line 234 static void _load(Request& r, MethodPara |
| if(Value* remote_content_type=file.headers->get(HTTP_CONTENT_TYPE_UPPER)) | if(Value* remote_content_type=file.headers->get(HTTP_CONTENT_TYPE_UPPER)) |
| vcontent_type=new VString(*new String(remote_content_type->as_string().cstr())); | vcontent_type=new VString(*new String(remote_content_type->as_string().cstr())); |
| } | } |
| if(!vcontent_type) | |
| vcontent_type=new VString(r.mime_type_of(user_file_name)); | |
| VFile& self=GET_SELF(r, VFile); | VFile& self=GET_SELF(r, VFile); |
| self.set(true/*tainted*/, file.str, file.length, user_file_name, vcontent_type); | self.set(true/*tainted*/, file.str, file.length, user_file_name, vcontent_type, &r); |
| self.set_mode(as_text); | self.set_mode(as_text); |
| Line 279 static void _load(Request& r, MethodPara | Line 256 static void _load(Request& r, MethodPara |
| } | } |
| static void _create(Request& r, MethodParams& params) { | static void _create(Request& r, MethodParams& params) { |
| const String& mode_name=params.as_no_junction(0, MODE_MUST_NOT_BE_CODE).as_string(); | const String* mode=0; |
| if(!is_text_mode(mode_name)) | const String* file_name=0; |
| throw Exception(PARSER_RUNTIME, | bool is_text=true; |
| 0, | |
| "only text mode is currently supported"); | // new format: ^file::create[string-or-file-content[;$.mode[text|binary] $.name[...] $.content-type[...] $.charset[...] ]] |
| size_t content_index=0; | |
| const char* user_file_name_cstr=r.absolute( | size_t options_index=1; |
| params.as_no_junction(1, FILE_NAME_MUST_NOT_BE_CODE).as_string()).taint_cstr(String::L_FILE_SPEC); | bool extended_options=true; |
| const String& content=params.as_string(2, "content must be string"); | if(params.count()>=3){ |
| String::Body content_body=content.cstr_to_string_body_untaint(String::L_AS_IS); // explode content, honor tainting changes | // old format: ^file::create[text|binary;file-name;string-or-file-content[;options]] |
| mode=¶ms.as_string(0, MODE_MUST_NOT_BE_CODE); | |
| if(params.count()>3){ | is_text=VFile::is_text_mode(*mode); |
| Charset* asked_charset=0; | file_name=¶ms.as_string(1, FILE_NAME_MUST_NOT_BE_CODE); |
| content_index=2; | |
| options_index=3; | |
| extended_options=false; | |
| } | |
| if(HashStringValue* options=params.as_no_junction(3, OPTIONS_MUST_NOT_BE_CODE).get_hash()){ | VString* vcontent_type=0; |
| Charset* asked_charset=0; | |
| if(params.count()>options_index) | |
| if(HashStringValue* options=params.as_hash(options_index)) { | |
| int valid_options=0; | int valid_options=0; |
| if(Value* vcharset_name=options->get(PA_CHARSET_NAME)){ | if(extended_options) { |
| if(Value* vmode=options->get(MODE_NAME)) { | |
| mode=&vmode->as_string(); | |
| is_text=VFile::is_text_mode(*mode); | |
| valid_options++; | |
| } | |
| if(Value* vfile_name=options->get(NAME_NAME)) { | |
| file_name=&vfile_name->as_string(); | |
| valid_options++; | |
| } | |
| } | |
| if(Value* vcharset_name=options->get(PA_CHARSET_NAME)) { | |
| asked_charset=&::charsets.get(vcharset_name->as_string().change_case(r.charsets.source(), String::CC_UPPER)); | asked_charset=&::charsets.get(vcharset_name->as_string().change_case(r.charsets.source(), String::CC_UPPER)); |
| valid_options++; | valid_options++; |
| } | } |
| if(Value* value=options->get(CONTENT_TYPE_NAME)) { | |
| vcontent_type=new VString(value->as_string()); | |
| valid_options++; | |
| } | |
| if(valid_options != options->count()) | if(valid_options != options->count()) |
| throw Exception(PARSER_RUNTIME, 0, INVALID_OPTION_PASSED); | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| } | } |
| if(asked_charset != 0) | Value& vcontent=params.as_no_junction(content_index, "content must be string or file"); |
| content_body=Charset::transcode(content_body, r.charsets.source(), *asked_charset); | |
| } | |
| VString* vcontent_type=new VString(r.mime_type_of(user_file_name_cstr)); | |
| VFile& self=GET_SELF(r, VFile); | VFile& self=GET_SELF(r, VFile); |
| self.set(true/*tainted*/, content_body.cstr(), content_body.length(), user_file_name_cstr, vcontent_type); | |
| self.set_mode(true/*as_text*/); | if(const String* content_str=vcontent.get_string()){ |
| String::Body body=content_str->cstr_to_string_body_untaint(String::L_AS_IS); // explode content, honor tainting changes | |
| if(asked_charset && is_text) | |
| body=Charset::transcode(body, r.charsets.source(), *asked_charset); | |
| self.set(true/*tainted*/, body.cstr(), body.length()); | |
| self.set_mode(is_text); | |
| } else { | |
| if(asked_charset) | |
| throw Exception(PARSER_RUNTIME, 0, "charset option can not be used with file-content"); | |
| self.set(*vcontent.as_vfile(String::L_AS_IS)); | |
| if(mode) | |
| self.set_mode(is_text); | |
| } | |
| self.set_name(file_name); | |
| self.set_content_type(vcontent_type, file_name, &r); | |
| } | } |
| static void _stat(Request& r, MethodParams& params) { | static void _stat(Request& r, MethodParams& params) { |
| Value& vfile_name=params.as_no_junction(0, FILE_NAME_MUST_NOT_BE_CODE); | const String& lfile_name=params.as_string(0, FILE_NAME_MUST_NOT_BE_CODE); |
| const String& lfile_name=vfile_name.as_string(); | |
| size_t size; | size_t size; |
| time_t atime, mtime, ctime; | time_t atime, mtime, ctime; |
| Line 327 static void _stat(Request& r, MethodPara | Line 335 static void _stat(Request& r, MethodPara |
| size, | size, |
| atime, mtime, ctime); | atime, mtime, ctime); |
| const char* user_file_name=lfile_name.taint_cstr(String::L_FILE_SPEC); | |
| VFile& self=GET_SELF(r, VFile); | VFile& self=GET_SELF(r, VFile); |
| self.set(true/*tainted*/, 0/*no bytes*/, size, user_file_name, new VString(r.mime_type_of(user_file_name))); | self.set(true/*tainted*/, 0/*no bytes*/, size, &lfile_name, 0, &r); |
| HashStringValue& ff=self.fields(); | HashStringValue& ff=self.fields(); |
| ff.put(adate_name, new VDate(atime)); | ff.put(adate_name, new VDate(atime)); |
| ff.put(mdate_name, new VDate(mtime)); | ff.put(mdate_name, new VDate(mtime)); |
| Line 344 static bool is_safe_env_key(const char* | Line 350 static bool is_safe_env_key(const char* |
| if(!(c>='A' && c<='Z' || c>='0' && c<='9' || c=='_' || c=='-')) | if(!(c>='A' && c<='Z' || c>='0' && c<='9' || c=='_' || c=='-')) |
| return false; | return false; |
| } | } |
| #ifdef PA_SAFE_MODE | |
| if(strncasecmp(key, "HTTP_", 5)==0) | if(strncasecmp(key, "HTTP_", 5)==0) |
| return true; | return true; |
| if(strncasecmp(key, "CGI_", 4)==0) | if(strncasecmp(key, "CGI_", 4)==0) |
| Line 353 static bool is_safe_env_key(const char* | Line 360 static bool is_safe_env_key(const char* |
| return true; | return true; |
| } | } |
| return false; | return false; |
| #else | |
| return true; | |
| #endif | |
| } | } |
| #ifndef DOXYGEN | #ifndef DOXYGEN |
| struct Append_env_pair_info { | struct Append_env_pair_info { |
| Line 405 static void append_to_argv(Request& r, A | Line 415 static void append_to_argv(Request& r, A |
| /// @todo fix `` in perl - they produced flipping consoles and no output to perl | /// @todo fix `` in perl - they produced flipping consoles and no output to perl |
| static void _exec_cgi(Request& r, MethodParams& params, bool cgi) { | static void _exec_cgi(Request& r, MethodParams& params, bool cgi) { |
| bool as_text=true; | bool is_text=true; |
| size_t param_index=0; | size_t param_index=0; |
| const String& mode_name=params.as_no_junction(0, FIRST_ARG_MUST_NOT_BE_CODE).as_string(); | const String& mode=params.as_string(0, FIRST_ARG_MUST_NOT_BE_CODE); |
| if(is_valid_mode(mode_name)){ | if(VFile::is_valid_mode(mode)) { |
| as_text=is_text_mode(mode_name); | is_text=VFile::is_text_mode(mode); |
| param_index++; | param_index++; |
| } | } |
| if(param_index>=params.count()) | if(param_index>=params.count()) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, 0, FILE_NAME_MUST_BE_SPECIFIED); |
| 0, | |
| "file name must be specified"); | |
| Value& vfile_name=params.as_no_junction(param_index++, FILE_NAME_MUST_NOT_BE_CODE); | |
| const String& script_name=r.absolute(vfile_name.as_string()); | const String& script_name=r.absolute(params.as_string(param_index++, FILE_NAME_MUST_NOT_BE_CODE)); |
| HashStringString env; | HashStringString env; |
| #define ECSTR(name, value_cstr) \ | #define ECSTR(name, value_cstr) \ |
| Line 441 static void _exec_cgi(Request& r, Method | Line 446 static void _exec_cgi(Request& r, Method |
| // const | // const |
| ECSTR(GATEWAY_INTERFACE, "CGI/1.1"); | ECSTR(GATEWAY_INTERFACE, "CGI/1.1"); |
| ECSTR("PARSER_VERSION", PARSER_VERSION); | |
| // from Request.info | // from Request.info |
| ECSTR(DOCUMENT_ROOT, r.request_info.document_root); | ECSTR(DOCUMENT_ROOT, r.request_info.document_root); |
| ECSTR(PATH_TRANSLATED, r.request_info.path_translated); | ECSTR(PATH_TRANSLATED, r.request_info.path_translated); |
| Line 453 static void _exec_cgi(Request& r, Method | Line 459 static void _exec_cgi(Request& r, Method |
| env.put(String::Body("SCRIPT_NAME"), script_name); | env.put(String::Body("SCRIPT_NAME"), script_name); |
| //env.put(String::Body("SCRIPT_FILENAME"), ??&script_name); | //env.put(String::Body("SCRIPT_FILENAME"), ??&script_name); |
| bool stdin_specified=false; | |
| // environment & stdin from param | // environment & stdin from param |
| String *in=new String(); | String *in=new String(); |
| Charset *charset=0; // default script works raw_in 'source' charset = no transcoding needed | Charset *charset=0; // default script works raw_in 'source' charset = no transcoding needed |
| if(param_index < params.count()) { | if(param_index < params.count()) { |
| Value& venv=params.as_no_junction(param_index++, "env must not be code"); | if(HashStringValue* user_env=params.as_hash(param_index++, "env")) { |
| if(HashStringValue* user_env=venv.get_hash()) { | |
| // $.charset [previewing to handle URI pieces] | // $.charset [previewing to handle URI pieces] |
| if(Value* vcharset=user_env->get(CHARSET_EXEC_PARAM_NAME)) | if(Value* vcharset=user_env->get(CHARSET_EXEC_PARAM_NAME)) |
| charset=&charsets.get(vcharset->as_string() | charset=&charsets.get(vcharset->as_string() |
| Line 475 static void _exec_cgi(Request& r, Method | Line 479 static void _exec_cgi(Request& r, Method |
| } | } |
| // $.stdin | // $.stdin |
| if(info.vstdin) { | if(info.vstdin) { |
| stdin_specified=true; | |
| if(const String* sstdin=info.vstdin->get_string()) { | if(const String* sstdin=info.vstdin->get_string()) { |
| in->append(*sstdin, String::L_CLEAN, true); | // untaint stdin |
| in = new String(sstdin->cstr_to_string_body_untaint(String::L_AS_IS), String::L_AS_IS); | |
| } else | } else |
| if(VFile* vfile=static_cast<VFile *>(info.vstdin->as("file"))) | if(VFile* vfile=static_cast<VFile *>(info.vstdin->as("file"))) |
| in->append_know_length((const char* )vfile->value_ptr(), vfile->value_size(), String::L_TAINTED); | in->append_know_length((const char* )vfile->value_ptr(), vfile->value_size(), String::L_TAINTED); |
| Line 536 static void _exec_cgi(Request& r, Method | Line 540 static void _exec_cgi(Request& r, Method |
| if(charset) | if(charset) |
| real_err=&Charset::transcode(*real_err, *charset, r.charsets.source()); | real_err=&Charset::transcode(*real_err, *charset, r.charsets.source()); |
| if(file_out->length && as_text){ | if(file_out->length && is_text){ |
| fix_line_breaks(file_out->str, file_out->length); | fix_line_breaks(file_out->str, file_out->length); |
| // treat output as string | // treat output as string |
| String *real_out = new String(file_out->str); | String *real_out = new String(file_out->str); |
| Line 620 static void _exec_cgi(Request& r, Method | Line 624 static void _exec_cgi(Request& r, Method |
| self.set(false/*not tainted*/, file_out->str, file_out->length); | self.set(false/*not tainted*/, file_out->str, file_out->length); |
| } | } |
| self.set_mode(as_text); | self.set_mode(is_text); |
| // $status | // $status |
| self.fields().put(file_status_name, new VInt(execution.status)); | self.fields().put(file_status_name, new VInt(execution.status)); |
| Line 705 static void _lock(Request& r, MethodPara | Line 709 static void _lock(Request& r, MethodPara |
| &info); | &info); |
| } | } |
| static int lastposafter(const String& s, size_t after, const char* substr, size_t substr_size, bool beforelast=false) { | static size_t afterlastslash(const String& str) { |
| size_t size=0; // just to calm down compiler | size_t pos=str.strrpbrk("/\\"); |
| if(beforelast) | return pos!=STRING_NOT_FOUND?pos+1:0; |
| size=s.length(); | } |
| size_t at; | |
| while((at=s.pos(String::Body(substr), after))!=STRING_NOT_FOUND) { | |
| size_t newafter=at+substr_size/*skip substr*/; | |
| if(beforelast && newafter==size) | |
| break; | |
| after=newafter; | |
| } | |
| return after; | static size_t afterlastslash(const String& str, size_t right) { |
| size_t pos=str.strrpbrk("/\\", 0, right); | |
| return pos!=STRING_NOT_FOUND?pos+1:0; | |
| } | } |
| static void _find(Request& r, MethodParams& params) { | static void _find(Request& r, MethodParams& params) { |
| const String& file_name=params.as_no_junction(0, FILE_NAME_MUST_NOT_BE_CODE).as_string(); | const String& file_name=params.as_string(0, FILE_NAME_MUST_NOT_BE_CODE); |
| Value* not_found_code=(params.count()==2)?¶ms.as_junction(1, "not-found param must be code"):0; | |
| const String* file_spec; | const String* file_spec; |
| if(file_name.first_char()=='/') | if(file_name.first_char()=='/') |
| file_spec=&file_name; | file_spec=&file_name; |
| Line 735 static void _find(Request& r, MethodPara | Line 737 static void _find(Request& r, MethodPara |
| } | } |
| // monkey way | // monkey way |
| int after_base_slash=lastposafter(*file_spec, 0, "/", 1); | size_t last_slash=file_spec->strrpbrk("/\\"); |
| const String* dirname=&file_spec->mid(0, after_base_slash); | const String& dirname=file_spec->mid(0, last_slash!=STRING_NOT_FOUND?last_slash:0); |
| const String& basename=file_spec->mid(after_base_slash, file_spec->length()); | const String& basename=file_spec->mid(last_slash!=STRING_NOT_FOUND?last_slash+1:0, file_spec->length()); |
| int after_monkey_slash; | size_t rpos=dirname.is_empty()?0:dirname.length()-1; |
| while((after_monkey_slash=lastposafter(*dirname, 0, "/", 1, true))>0) { | while((rpos=dirname.rskipchars("/\\", 0, rpos))!=STRING_NOT_FOUND){ |
| size_t slash=dirname.strrpbrk("/\\", 0, rpos); | |
| if(slash==STRING_NOT_FOUND) | |
| break; | |
| String test_name; | String test_name; |
| test_name<<*(dirname=&dirname->mid(0, after_monkey_slash)); | test_name << dirname.mid(0, slash+1); |
| test_name<<basename; | test_name << basename; |
| if(file_exist(r.absolute(test_name))) { | if(file_exist(r.absolute(test_name))) { |
| r.write_assign_lang(test_name); | r.write_assign_lang(test_name); |
| return; | return; |
| } | } |
| rpos=slash; | |
| } | } |
| // no way, not found | // no way, not found |
| if(params.count()==2) { | if(not_found_code) |
| Value& not_found_code=params.as_junction(1, "not-found param must be code"); | r.write_pass_lang(r.process(*not_found_code)); |
| r.write_pass_lang(r.process(not_found_code)); | |
| } | |
| } | } |
| static void _dirname(Request& r, MethodParams& params) { | static void _dirname(Request& r, MethodParams& params) { |
| const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); | const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); |
| // works as *nix dirname | |
| // empty > . | |
| // / > / | |
| // /a > / | |
| // /a/ > / | |
| // /a/some.tar.gz > /a | // /a/some.tar.gz > /a |
| // /a/b/ > /a | // /a/b/ > /a |
| int afterslash=lastposafter(file_spec, 0, "/", 1, true); | // /a///b/ > /a |
| if(afterslash>0) | // /a/b/// > /a |
| r.write_assign_lang(file_spec.mid(0, afterslash==1?1:afterslash-1)); | // file > . |
| else | |
| if(file_spec.is_empty()) { | |
| r.write_assign_lang(String(".")); | r.write_assign_lang(String(".")); |
| return; | |
| } | |
| size_t p; | |
| size_t slash; | |
| if((p=file_spec.rskipchars("/\\"))==STRING_NOT_FOUND) | |
| r.write_assign_lang(String("/")); | |
| else { | |
| if((slash=file_spec.strrpbrk("/\\", 0, p))!=STRING_NOT_FOUND) { | |
| if((p=file_spec.rskipchars("/\\", 0, slash))==STRING_NOT_FOUND) | |
| p=slash; | |
| r.write_assign_lang(file_spec.mid(0, p+1)); | |
| return; | |
| } | |
| r.write_assign_lang(String(".")); | |
| } | |
| } | } |
| static void _basename(Request& r, MethodParams& params) { | static void _basename(Request& r, MethodParams& params) { |
| const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); | const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); |
| // works as *nix basename | |
| // empty > . | |
| // / > / | |
| // /a > a | |
| // /a/ > a | |
| // /a/some.tar.gz > some.tar.gz | // /a/some.tar.gz > some.tar.gz |
| int afterslash=lastposafter(file_spec, 0, "/", 1); | // /a/b/ > b |
| r.write_assign_lang(file_spec.mid(afterslash, file_spec.length())); | // /a///b/ > b |
| // /a/b/// > b | |
| // file > file | |
| if(file_spec.is_empty()) { | |
| r.write_assign_lang(String(".")); | |
| return; | |
| } | |
| size_t p=file_spec.rskipchars("/\\"); | |
| if(p==STRING_NOT_FOUND) | |
| r.write_assign_lang(String("/")); | |
| else | |
| r.write_assign_lang(file_spec.mid(afterlastslash(file_spec, p), p+1)); | |
| } | } |
| static void _justname(Request& r, MethodParams& params) { | static void _justname(Request& r, MethodParams& params) { |
| const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); | const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); |
| // /a/some.tar.gz > some.tar | // /a/some.tar.gz > some.tar |
| int afterslash=lastposafter(file_spec, 0, "/", 1); | // /a/b.c/ > empty |
| int afterdot=lastposafter(file_spec, afterslash, ".", 1); | // /a/b.c > b |
| r.write_assign_lang(file_spec.mid(afterslash, afterdot!=afterslash?afterdot-1:file_spec.length())); | size_t pos=afterlastslash(file_spec); |
| size_t dotpos=file_spec.strrpbrk(".", pos); | |
| r.write_assign_lang(file_spec.mid(pos, dotpos!=STRING_NOT_FOUND?dotpos:file_spec.length())); | |
| } | } |
| static void _justext(Request& r, MethodParams& params) { | static void _justext(Request& r, MethodParams& params) { |
| const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); | const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); |
| // /a/some.tar.gz > gz | // /a/some.tar.gz > gz |
| int afterdot=lastposafter(file_spec, 0, ".", 1); | // /a/b.c/ > empty |
| if(afterdot>0) | size_t pos=afterlastslash(file_spec); |
| r.write_assign_lang(file_spec.mid(afterdot, file_spec.length())); | size_t dotpos=file_spec.strrpbrk(".", pos); |
| if(dotpos!=STRING_NOT_FOUND) | |
| r.write_assign_lang(file_spec.mid(dotpos+1, file_spec.length())); | |
| } | } |
| static void _fullpath(Request& r, MethodParams& params) { | static void _fullpath(Request& r, MethodParams& params) { |
| Line 859 public: | Line 910 public: |
| user_content_type=new String(str, String::L_TAINTED); | user_content_type=new String(str, String::L_TAINTED); |
| break; | break; |
| default: | default: |
| error=SQL_Error(PARSER_RUNTIME, "result must not contain more then one row, three rows"); | error=SQL_Error(PARSER_RUNTIME, "result must not contain more then one row, three columns"); |
| return true; | return true; |
| } | } |
| return false; | return false; |
| Line 883 static void _sql(Request& r, MethodParam | Line 934 static void _sql(Request& r, MethodParam |
| ulong offset=0; | ulong offset=0; |
| if(params.count()>1) | if(params.count()>1) |
| if(HashStringValue* options=params.as_no_junction(1, PARAM_MUST_NOT_BE_CODE).get_hash()){ | if(HashStringValue* options=params.as_hash(1, "sql options")) { |
| int valid_options=0; | int valid_options=0; |
| if(Value* vfilename=options->get(NAME_NAME)) { | if(Value* vfilename=options->get(NAME_NAME)) { |
| valid_options++; | valid_options++; |
| Line 902 static void _sql(Request& r, MethodParam | Line 953 static void _sql(Request& r, MethodParam |
| offset=(ulong)r.process_to_value(*voffset).as_double(); | offset=(ulong)r.process_to_value(*voffset).as_double(); |
| } | } |
| if(valid_options!=options->count()) | if(valid_options!=options->count()) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| 0, | |
| "called with invalid option"); | |
| } | } |
| Line 920 static void _sql(Request& r, MethodParam | Line 969 static void _sql(Request& r, MethodParam |
| 0, | 0, |
| "produced no result"); | "produced no result"); |
| const char* user_file_name_cstr=handlers.user_file_name? handlers.user_file_name->cstr(): 0; | |
| VString* vcontent_type=handlers.user_content_type? | |
| new VString(*handlers.user_content_type) | |
| : user_file_name_cstr? | |
| new VString(r.mime_type_of(user_file_name_cstr)) | |
| : 0; | |
| VFile& self=GET_SELF(r, VFile); | VFile& self=GET_SELF(r, VFile); |
| self.set(true/*tainted*/, handlers.value.str, handlers.value.length, user_file_name_cstr, vcontent_type); | |
| self.set(true/*tainted*/, handlers.value.str, handlers.value.length, handlers.user_file_name | |
| , handlers.user_content_type ? new VString(*handlers.user_content_type) : 0 | |
| , &r); | |
| self.set_mode(false/*binary*/); | self.set_mode(false/*binary*/); |
| } | } |
| static void _base64(Request& r, MethodParams& params) { | static void _base64(Request& r, MethodParams& params) { |
| bool dynamic = !(&r.get_self() == file_class); | bool dynamic=!(&r.get_self() == file_class); |
| if(dynamic){ | if(dynamic) { |
| VFile& self=GET_SELF(r, VFile); | VFile& self=GET_SELF(r, VFile); |
| if(params.count()) { | if(params.count()) { |
| // decode: ^file::base64[encoded] | // decode: |
| const char* cstr=params.as_string(0, PARAMETER_MUST_BE_STRING).cstr(); | // ^file::base64[encoded] // backward |
| // ^file::base64[mode;user-file-name;encoded[;$.content-type[...] $.strict(true|false)]] | |
| bool is_text=false; | |
| bool strict=false; | |
| VString* vcontent_type=0; | |
| const String* user_file_name=0; | |
| size_t param_index=0; | |
| if(params.count() > 1) { | |
| if(params.count() < 3) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "constructor can not have less then 3 parameters (has %d parameters)", | |
| params.count()); // actually it accepts 1 parameter (backward) | |
| is_text=VFile::is_text_mode(params.as_string(0, MODE_MUST_NOT_BE_CODE)); | |
| user_file_name=¶ms.as_string(1, FILE_NAME_MUST_BE_STRING); | |
| if(params.count() == 4) | |
| if(HashStringValue* options=params.as_hash(3)) { | |
| int valid_options=0; | |
| if(Value* value=options->get(CONTENT_TYPE_NAME)) { | |
| vcontent_type=new VString(value->as_string()); | |
| valid_options++; | |
| } | |
| if(Value* vstrict=options->get(BASE64_STRICT_OPTION_NAME)) { | |
| strict=r.process_to_value(*vstrict).as_bool(); | |
| valid_options++; | |
| } | |
| if(valid_options!=options->count()) | |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | |
| } | |
| param_index=2; | |
| } | |
| const char* encoded=params.as_string(param_index, PARAMETER_MUST_BE_STRING).cstr(); | |
| char* decoded=0; | char* decoded=0; |
| size_t length=0; | size_t length=0; |
| pa_base64_decode(cstr, strlen(cstr), decoded, length); | pa_base64_decode(encoded, strlen(encoded), decoded, length, strict); |
| if(decoded && length) | |
| self.set(true/*tainted*/, decoded, length); | if(length && is_text) |
| fix_line_breaks(decoded, length); | |
| self.set(true/*tainted*/, decoded, length, user_file_name, vcontent_type, &r); | |
| if(params.count() > 1) | |
| self.set_mode(is_text); | |
| } else { | } else { |
| // encode: ^f.base64[] | // encode: ^f.base64[] |
| const char* encoded=pa_base64_encode(self.value_ptr(), self.value_size()); | const char* encoded=pa_base64_encode(self.value_ptr(), self.value_size()); |
| Line 965 static void _crc32(Request& r, MethodPar | Line 1053 static void _crc32(Request& r, MethodPar |
| const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); | const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); |
| crc32=pa_crc32(r.absolute(file_spec)); | crc32=pa_crc32(r.absolute(file_spec)); |
| } else { | } else { |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, 0, FILE_NAME_MUST_BE_SPECIFIED); |
| 0, | |
| "file name must be defined"); | |
| } | } |
| } else { | } else { |
| // ^file.crc32[] | // ^file.crc32[] |
| Line 1027 static void _md5(Request& r, MethodParam | Line 1113 static void _md5(Request& r, MethodParam |
| const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); | const String& file_spec=params.as_string(0, FILE_NAME_MUST_BE_STRING); |
| md5=pa_md5(r.absolute(file_spec)); | md5=pa_md5(r.absolute(file_spec)); |
| } else { | } else { |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, 0, FILE_NAME_MUST_BE_SPECIFIED); |
| 0, | |
| "file name must be defined"); | |
| } | } |
| } else { | } else { |
| // ^file.md5[] | // ^file.md5[] |
| Line 1043 static void _md5(Request& r, MethodParam | Line 1127 static void _md5(Request& r, MethodParam |
| // constructor | // constructor |
| MFile::MFile(): Methoded("file") { | MFile::MFile(): Methoded("file") { |
| // ^file::create[text;user-name;string] | // ^file::create[text|binary;file-name;string-or-file[;options hash]] |
| // ^file::create[binary;user-name;SOMEDAY SOMETHING] | // ^file::create[string-or-file[;options hash]] |
| add_native_method("create", Method::CT_DYNAMIC, _create, 3, 4); | add_native_method("create", Method::CT_DYNAMIC, _create, 1, 4); |
| // ^file.save[mode;file-name] | // ^file.save[mode;file-name] |
| // ^file.save[mode;file-name;$.charset[...]] | // ^file.save[mode;file-name;$.charset[...]] |
| Line 1102 MFile::MFile(): Methoded("file") { | Line 1186 MFile::MFile(): Methoded("file") { |
| // ^file.sql-string[] | // ^file.sql-string[] |
| add_native_method("sql-string", Method::CT_DYNAMIC, _sql_string, 0, 0); | add_native_method("sql-string", Method::CT_DYNAMIC, _sql_string, 0, 0); |
| // ^file::sql{} | |
| // ^file::sql{}[options hash] | // ^file::sql{}[options hash] |
| add_native_method("sql", Method::CT_DYNAMIC, _sql, 1, 2); | add_native_method("sql", Method::CT_DYNAMIC, _sql, 1, 2); |
| // ^file::base64[string] << decode | // encode: |
| // ^file.base64[] << encode | // ^file.base64[] |
| // ^file:base64[file-name] << encode | // ^file:base64[file-name] |
| add_native_method("base64", Method::CT_ANY, _base64, 0, 1); | // decode: |
| // ^file::base64[encoded] // backward | |
| // ^file::base64[mode;user-file-name;encoded] | |
| // ^file::base64[mode;user-file-name;encoded;$.content-type[...]] | |
| add_native_method("base64", Method::CT_ANY, _base64, 0, 4); | |
| // ^file.crc32[] | // ^file.crc32[] |
| // ^file:crc32[file-name] | // ^file:crc32[file-name] |