Annotation of parser3/src/include/pa_request.h, revision 1.83.2.1
1.61 paf 1: /** @file
1.62 paf 2: Parser: request class decl.
3:
1.32 paf 4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.62 paf 5:
1.36 paf 6: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
1.32 paf 7:
1.83.2.1! paf 8: $Id: pa_request.h,v 1.83 2001/04/20 14:18:36 paf Exp $
1.1 paf 9: */
10:
11: #ifndef PA_REQUEST_H
12: #define PA_REQUEST_H
13:
14: #include "pa_pool.h"
1.5 paf 15: #include "pa_hash.h"
1.7 paf 16: #include "pa_wcontext.h"
1.6 paf 17: #include "pa_value.h"
1.7 paf 18: #include "pa_stack.h"
1.12 paf 19: #include "pa_vclass.h"
1.45 paf 20: #include "pa_vobject.h"
1.47 paf 21: #include "pa_venv.h"
1.48 paf 22: #include "pa_vform.h"
1.56 paf 23: #include "pa_vrequest.h"
1.57 paf 24: #include "pa_vresponse.h"
1.60 paf 25: #include "pa_vcookie.h"
1.77 paf 26: #include "pa_sql_driver_manager.h"
1.44 paf 27:
1.7 paf 28: #ifndef NO_STRING_ORIGIN
1.40 paf 29: # define COMPILE_PARAMS \
30: const char *source, \
1.46 paf 31: VStateless_class *aclass, const String *name, \
32: VStateless_class *base_class, \
1.40 paf 33: const char *file
34: # define COMPILE(source, aclass, name, base_class, file) \
35: real_compile(source, aclass, name, base_class, file)
1.7 paf 36: #else
1.40 paf 37: # define COMPILE_PARAMS \
38: const char *source, \
1.46 paf 39: VStateless_class *aclass, const String *name, \
40: VStateless_class *base_class
1.40 paf 41: # define COMPILE(source, aclass, name, base_class, file) \
42: real_compile(source, aclass, name, base_class)
1.7 paf 43: #endif
1.4 paf 44:
1.39 paf 45: class Temp_lang;
1.83.2.1! paf 46: class Methoded;
1.1 paf 47:
1.61 paf 48: /// Main workhorse.
1.7 paf 49: class Request : public Pooled {
1.39 paf 50: friend Temp_lang;
1.1 paf 51: public:
1.61 paf 52:
53: /// some information from web server
1.65 paf 54: class Info {
55: public:
1.53 paf 56: const char *document_root;
57: const char *path_translated;
1.56 paf 58: const char *method;
1.53 paf 59: const char *query_string;
1.56 paf 60: const char *uri;
1.53 paf 61: const char *content_type;
62: size_t content_length;
1.60 paf 63: const char *cookie;
1.71 paf 64: const char *user_agent;
1.53 paf 65: };
66:
1.50 paf 67: Request(Pool& apool,
1.53 paf 68: Info& ainfo,
1.63 paf 69: String::Untaint_lang adefault_lang ///< all tainted data default untainting lang
1.50 paf 70: );
1.3 paf 71: ~Request() {}
1.1 paf 72:
1.61 paf 73: /// global classes
1.6 paf 74: Hash& classes() { return fclasses; }
75:
1.65 paf 76: /**
77: core request processing
78:
79: BEWARE: may throw exception to you: catch it!
80: */
81: void core(
1.66 paf 82: const char *root_auto_path, ///< path to system auto.p file
83: bool root_auto_fail, ///< fail if system auto.p file not found
84: const char *site_auto_path, ///< path to site auto.p file
85: bool site_auto_fail, ///< fail if site auto.p file not found
1.65 paf 86: bool header_only);
1.17 paf 87:
1.61 paf 88: /// executes ops
1.40 paf 89: void execute(const Array& ops);
90:
1.64 paf 91: /// compiles the file, maybe forcing it's class @a name and @a base_class.
1.46 paf 92: VStateless_class *use_file(
1.69 paf 93: const String& file_spec, bool fail_on_read_problem=true,
1.45 paf 94: const String *name=0,
1.46 paf 95: VStateless_class *base_class=0); // core.C
1.64 paf 96: /// compiles a @a source buffer
1.46 paf 97: VStateless_class *use_buf(
1.40 paf 98: const char *source, const char *file,
1.46 paf 99: VStateless_class *aclass=0, const String *name=0,
100: VStateless_class *base_class=0); // core.C
1.64 paf 101: /// processes any code-junction there may be inside of @a value
1.40 paf 102: Value& process(
1.33 paf 103: Value& value,
1.37 paf 104: const String *name=0,
1.38 paf 105: bool intercept_string=true); // execute.C
1.28 paf 106:
1.61 paf 107: /// appending, sure of clean string inside
1.65 paf 108: void write_no_lang(const String& astring) {
1.74 paf 109: wcontext->write(astring, String::UL_CLEAN);
1.49 paf 110: }
1.61 paf 111: /// appending string, passing language built into string being written
1.65 paf 112: void write_pass_lang(const String& astring) {
113: wcontext->write(astring, String::UL_PASS_APPENDED);
1.59 paf 114: }
1.61 paf 115: /// appending possible string, assigning untaint language
1.40 paf 116: void write_assign_lang(Value& avalue) {
1.39 paf 117: wcontext->write(avalue, flang);
1.22 paf 118: }
1.61 paf 119: /// appending possible string, passing language built into string being written
1.40 paf 120: void write_pass_lang(Value& avalue) {
1.65 paf 121: wcontext->write(avalue, String::UL_PASS_APPENDED);
1.49 paf 122: }
1.61 paf 123: /// appending sure value, that would be converted to clean string
1.49 paf 124: void write_no_lang(Value& avalue) {
1.74 paf 125: wcontext->write(avalue, String::UL_CLEAN);
1.55 paf 126: }
1.61 paf 127: /// appending sure value, not VString
1.55 paf 128: void write_expr_result(Value& avalue) {
129: wcontext->write(avalue);
1.40 paf 130: }
1.22 paf 131:
1.64 paf 132: /// returns relative to @a path path to @a file
1.69 paf 133: const String& relative(const char *apath, const String& relative_name);
1.61 paf 134:
1.64 paf 135: /// returns an absolute @a path to relative @a name
1.69 paf 136: const String& absolute(const String& relative_name);
1.42 paf 137:
1.80 paf 138: /// returns the mime type of 'user_file_name_cstr'
139: const String& mime_type_of(const char *user_file_name_cstr);
140:
1.17 paf 141: public:
1.22 paf 142:
1.61 paf 143: /// info from web server
1.53 paf 144: Info& info;
1.81 paf 145: /// user's post data
146: char *post_data; size_t post_size;
1.53 paf 147:
1.78 paf 148: /// operators are methods of this class
1.83.2.1! paf 149: Methoded& OP;
1.61 paf 150: /// $env:fields here
1.57 paf 151: VEnv env;
1.61 paf 152: /// $form:elements here
1.57 paf 153: VForm form;
1.61 paf 154: /// $request:elements here
1.57 paf 155: VRequest request;
1.61 paf 156: /// $response:
1.57 paf 157: VResponse response;
1.61 paf 158: /// $cookie:
1.60 paf 159: VCookie cookie;
1.70 paf 160:
1.61 paf 161: /// contexts
1.22 paf 162: Value *self, *root, *rcontext;
1.61 paf 163: /// contexts
1.22 paf 164: WContext *wcontext;
1.76 paf 165:
166: /// connection
1.77 paf 167: SQL_Connection *connection;
168: /// table of protocol's libraries. read from $SQL:drivers
169: Table *protocol2library;
1.79 paf 170: /// mail options
171: Hash *mail;
1.83 paf 172: /// PCRE character tables
173: unsigned char *pcre_tables;
1.6 paf 174:
1.7 paf 175: private: // core data
1.6 paf 176:
177: // classes
178: Hash fclasses;
1.67 paf 179:
180: // already used files to avoid cyclic uses
181: Hash used_files;
1.6 paf 182:
1.7 paf 183: // execution stack
184: Stack stack;
185:
186: private: // compile.C
187:
1.46 paf 188: VStateless_class& real_compile(COMPILE_PARAMS);
1.7 paf 189:
190: private: // execute.C
191:
1.57 paf 192: const String *execute_method(Value& aself, const Method& method,
193: bool return_cstr=true);
194: const String *execute_method(Value& aself, const String& method_name,
195: bool return_cstr=true);
1.9 paf 196:
197: Value *get_element();
1.22 paf 198:
199: private: // lang&raw
200:
1.39 paf 201: String::Untaint_lang flang;
1.58 paf 202:
203: private: // defaults
204:
205: const String::Untaint_lang fdefault_lang;
1.68 paf 206: Value *default_content_type;
1.80 paf 207:
208: private: // mime types
209:
210: /// $MAIN:MIME-TYPES
211: Table *mime_types;
1.22 paf 212:
1.39 paf 213: private: // lang manipulation
1.22 paf 214:
1.39 paf 215: String::Untaint_lang set_lang(String::Untaint_lang alang) {
216: String::Untaint_lang result=flang;
217: flang=alang;
218: return result;
219: }
220: void restore_lang(String::Untaint_lang alang) {
221: flang=alang;
222: }
223:
1.59 paf 224: private:
225:
1.75 paf 226: void output_result(const VFile& body_file, bool header_only);
1.39 paf 227: };
228:
1.61 paf 229: /// Auto-object used for temporary changing Request::flang.
1.39 paf 230: class Temp_lang {
231: Request& frequest;
232: String::Untaint_lang saved_lang;
233: public:
234: Temp_lang(Request& arequest, String::Untaint_lang alang) :
235: frequest(arequest),
236: saved_lang(arequest.set_lang(alang)) {
237: }
238: ~Temp_lang() {
239: frequest.restore_lang(saved_lang);
240: }
1.4 paf 241: };
1.1 paf 242:
243: #endif
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