Annotation of parser3/src/types/pa_vfile.h, revision 1.18
1.4 paf 1: /** @file
1.18 ! paf 2: Parser: @b file parser type decl.
1.4 paf 3:
1.1 paf 4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.4 paf 5:
1.1 paf 6: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
7:
1.18 ! paf 8: $Id: pa_vfile.h,v 1.17 2001/04/09 11:30:44 paf Exp $
1.1 paf 9: */
10:
11: #ifndef PA_VFILE_H
12: #define PA_VFILE_H
13:
14: #include "pa_common.h"
15: #include "pa_globals.h"
1.3 paf 16: #include "pa_vstateless_object.h"
1.1 paf 17: #include "_file.h"
18:
1.4 paf 19: /** holds received file.
1.1 paf 20:
1.4 paf 21: @see VForm
22: */
1.3 paf 23: class VFile : public VStateless_object {
1.1 paf 24: public: // Value
25:
1.2 paf 26: /// all: for error reporting after fail(), etc
1.1 paf 27: const char *type() const { return "file"; }
28:
1.2 paf 29: /// VFile: this
1.11 paf 30: Value *as_expr_result(bool return_string_as_is=false) { return this; }
31:
1.2 paf 32: /// VFile: true
1.11 paf 33: bool as_bool() { return true; }
1.2 paf 34:
1.16 paf 35: /// VFile: this
36: const VFile *as_vfile() const { return this; }
37:
1.2 paf 38: /// VFile: CLASS,BASE,method,field
1.1 paf 39: Value *VFile::get_element(const String& aname) {
40: // $CLASS,$BASE,$method
1.3 paf 41: if(Value *result=VStateless_object::get_element(aname))
1.1 paf 42: return result;
43:
1.12 paf 44: // $name, $size, $text
1.16 paf 45: return static_cast<Value *>(ffields.get(aname));
1.1 paf 46: }
1.7 paf 47:
48: protected: // VAliased
49:
1.10 paf 50: /// disable .CLASS element. @see VAliased::get_element
1.15 paf 51: bool hide_class() { return true; }
1.1 paf 52:
53: public: // usage
54:
1.13 paf 55: VFile::VFile(Pool& apool) : VStateless_object(apool, *file_class),
56: fvalue_ptr(0),
57: fvalue_size(0),
1.16 paf 58: ffields(apool) {
1.13 paf 59: }
1.1 paf 60:
1.17 paf 61: void set(bool tainted,
62: const void *avalue_ptr, size_t avalue_size, const char *afile_name=0,
1.14 paf 63: const String *amime_type=0);
1.13 paf 64:
1.6 paf 65: void save(const String& file_spec) {
1.13 paf 66: if(fvalue_ptr)
67: file_write(pool(), file_spec, fvalue_ptr, fvalue_size, false);
68: else
69: THROW(0, 0,
70: &file_spec,
1.18 ! paf 71: "saving stat-ed file");
1.1 paf 72: }
73:
1.18 ! paf 74: const void *value_ptr() const {
! 75: if(!fvalue_ptr)
! 76: THROW(0, 0,
! 77: 0,
! 78: "getting value of stat-ed file");
! 79:
! 80: return fvalue_ptr;
! 81: }
1.16 paf 82: size_t value_size() const { return fvalue_size; }
1.17 paf 83: Hash fields() const { return ffields; }
1.16 paf 84:
1.1 paf 85: private:
86:
1.12 paf 87: const void *fvalue_ptr;
1.1 paf 88: size_t fvalue_size;
1.16 paf 89: Hash ffields;
1.1 paf 90:
91: };
92:
93: #endif
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