Annotation of parser3/src/main/pa_request.C, revision 1.27
1.1 paf 1: /*
1.9 paf 2: Parser
3: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.14 paf 4: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
1.9 paf 5:
1.27 ! paf 6: $Id: pa_request.C,v 1.26 2001/03/13 13:43:30 paf Exp $
1.1 paf 7: */
8:
1.19 paf 9: #include <string.h>
10:
1.1 paf 11: #include "pa_request.h"
1.3 paf 12: #include "pa_wwrapper.h"
13: #include "pa_common.h"
14: #include "pa_vclass.h"
1.11 paf 15: #include "_root.h"
16: #include "_env.h"
1.17 paf 17: #include "_table.h"
1.6 paf 18: #include "core.h"
1.3 paf 19:
20: #include <stdio.h>
21:
22: Request::Request(Pool& apool) : Pooled(apool),
23: stack(apool),
24: root_class(apool),
25: env_class(apool),
1.27 ! paf 26: form_class(apool),
1.3 paf 27: fclasses(apool),
1.15 paf 28: flang(String::Untaint_lang::HTML_TYPO)
1.3 paf 29: {
1.27 ! paf 30: // root superclass,
1.3 paf 31: // parent of all classes,
32: // operators holder
1.27 ! paf 33: initialize_root_class(pool(), root_class);
1.6 paf 34: classes().put(*root_class_name, &root_class);
1.27 ! paf 35: // table class
! 36: classes().put(*table_class_name, table_class);
! 37: // table_class->set_name(*table_class_name);
1.3 paf 38:
39: // env class
1.6 paf 40: classes().put(*env_class_name, &env_class);
1.27 ! paf 41: // form class
! 42: classes().put(*form_class_name, &form_class);
1.19 paf 43:
44: // web
1.24 paf 45: // TODO: ifdef WIN32 flip \\ to /
1.19 paf 46: document_root="Y:/parser3/src/";
47: page_filespec="Y:/parser3/src/test.p";
1.3 paf 48: }
1.1 paf 49:
50: void Request::core() {
1.3 paf 51: TRY {
1.7 paf 52: // loading system auto.p
53: char *sys_auto_file="C:\\temp\\auto.p";
1.26 paf 54: VStateless_class *main_class=use_file(
1.16 paf 55: sys_auto_file, false/*ignore possible read problem*/,
1.25 paf 56: main_class_name);
1.8 paf 57:
1.13 paf 58: // TODO: использовать $MAIN:limits здесь, пока их не сломали враги
1.7 paf 59:
60: // TODO: load site auto.p files, all assigned bases from upper dir
61: char *site_auto_file="Y:\\parser3\\src\\auto.p";
1.16 paf 62: main_class=use_file(
63: site_auto_file, false/*ignore possible read problem*/,
1.25 paf 64: main_class_name, main_class);
1.7 paf 65:
66: // there must be some auto.p
1.12 paf 67: if(!main_class)
1.7 paf 68: THROW(0,0,
69: 0,
1.24 paf 70: "no 'auto.p' found (nither system nor any site's)");
1.5 paf 71:
1.7 paf 72: // compiling requested file
1.25 paf 73: main_class=use_file(page_filespec, true/*don't ignore read problem*/,
74: main_class_name, main_class);
75:
76: // execute @main[]
77: char *result=execute_method(*main_class, *main_method_name,
78: true /*result needed*/);
79: if(!result)
80: THROW(0,0,
81: 0,
82: "'"MAIN_METHOD_NAME"' method not found");
1.3 paf 83:
84: printf("result-----------------\n%sEOF----------------\n", result);
85: }
86: CATCH(e) {
87: printf("\nERROR: ");
88: const String *problem_source=e.problem_source();
1.16 paf 89: #ifndef NO_STRING_ORIGIN
1.3 paf 90: if(problem_source) {
91: const Origin& origin=problem_source->origin();
92: if(origin.file)
93: printf("%s(%d): ",
94: origin.file, 1+origin.line);
95: printf("'%s' ",
96: problem_source->cstr());
97: }
1.16 paf 98: #endif
1.3 paf 99: printf("%s", e.comment());
1.1 paf 100: const String *type=e.type();
101: if(type) {
102: printf(" type: %s", type->cstr());
103: const String *code=e.code();
104: if(code)
105: printf(", code: %s", code->cstr());
106: }
1.3 paf 107: printf("\n");
1.1 paf 108: }
1.3 paf 109: END_CATCH
1.1 paf 110: }
111:
1.26 paf 112: VStateless_class *Request::use_file(
113: const char *file, bool fail_on_read_problem,
114: const String *name,
115: VStateless_class *base_class) {
1.3 paf 116: // TODO: обнаружить|решить cyclic dependences
1.5 paf 117: char *source=file_read(pool(), file, fail_on_read_problem);
1.3 paf 118: if(!source)
1.12 paf 119: return base_class;
1.3 paf 120:
1.25 paf 121: return use_buf(source, file, 0/*new class*/, name, base_class);
1.16 paf 122: }
123:
1.26 paf 124: VStateless_class *Request::use_buf(
125: const char *source, const char *file,
126: VStateless_class *aclass, const String *name,
127: VStateless_class *base_class) {
1.5 paf 128: // compile loaded class
1.26 paf 129: VStateless_class& cclass=COMPILE(source, aclass, name, base_class, file);
1.1 paf 130:
1.4 paf 131: // locate and execute possible @auto[] static method
1.25 paf 132: execute_method(cclass, *auto_method_name, false /*no result needed*/);
1.16 paf 133: return &cclass;
1.20 paf 134: }
135:
136: void Request::fail_if_junction_(bool is,
1.26 paf 137: Value& value, const String& method_name, char *msg) {
1.20 paf 138:
139: // fail_if_junction(true, junction = fail
140: // fail_if_junction(false, not junction = fail
141: if((value.get_junction()!=0) ^ !is)
142: THROW(0, 0,
143: &method_name,
144: msg);
1.19 paf 145: }
146:
147: char *Request::relative(const char *path, const char *file) {
1.21 paf 148: char *result=(char *)malloc(strlen(path)+strlen(file)+1);
1.19 paf 149: strcpy(result, path);
150: rsplit(result,'/');
151: strcat(result, "/");
152: strcat(result, file);
153: return result;
154: }
155:
156: char *Request::absolute(const char *name) {
157: if(name[0]=='/') {
1.21 paf 158: char *result=(char *)malloc(strlen(document_root)+strlen(name)+1);
1.19 paf 159: strcpy(result, document_root);
160: strcat(result, name);
161: return result;
162: } else
163: return relative(page_filespec, name);
1.1 paf 164: }
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