Annotation of parser3/src/types/pa_vfile.h, revision 1.19
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:
1.19 ! paf 8: $Id: pa_vfile.h,v 1.18 2001/04/10 10:32:15 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
1.19 ! paf 36: const VFile *as_vfile(String::Untaint_lang lang=String::UL_UNSPECIFIED) const {
! 37: return this;
! 38: }
1.16 paf 39:
1.2 paf 40: /// VFile: CLASS,BASE,method,field
1.1 paf 41: Value *VFile::get_element(const String& aname) {
42: // $CLASS,$BASE,$method
1.3 paf 43: if(Value *result=VStateless_object::get_element(aname))
1.1 paf 44: return result;
45:
1.12 paf 46: // $name, $size, $text
1.16 paf 47: return static_cast<Value *>(ffields.get(aname));
1.1 paf 48: }
1.7 paf 49:
50: protected: // VAliased
51:
1.10 paf 52: /// disable .CLASS element. @see VAliased::get_element
1.15 paf 53: bool hide_class() { return true; }
1.1 paf 54:
55: public: // usage
56:
1.13 paf 57: VFile::VFile(Pool& apool) : VStateless_object(apool, *file_class),
58: fvalue_ptr(0),
59: fvalue_size(0),
1.16 paf 60: ffields(apool) {
1.13 paf 61: }
1.1 paf 62:
1.17 paf 63: void set(bool tainted,
64: const void *avalue_ptr, size_t avalue_size, const char *afile_name=0,
1.14 paf 65: const String *amime_type=0);
1.13 paf 66:
1.6 paf 67: void save(const String& file_spec) {
1.13 paf 68: if(fvalue_ptr)
69: file_write(pool(), file_spec, fvalue_ptr, fvalue_size, false);
70: else
71: THROW(0, 0,
72: &file_spec,
1.18 paf 73: "saving stat-ed file");
1.1 paf 74: }
75:
1.18 paf 76: const void *value_ptr() const {
77: if(!fvalue_ptr)
78: THROW(0, 0,
79: 0,
80: "getting value of stat-ed file");
81:
82: return fvalue_ptr;
83: }
1.16 paf 84: size_t value_size() const { return fvalue_size; }
1.17 paf 85: Hash fields() const { return ffields; }
1.16 paf 86:
1.1 paf 87: private:
88:
1.12 paf 89: const void *fvalue_ptr;
1.1 paf 90: size_t fvalue_size;
1.16 paf 91: Hash ffields;
1.1 paf 92:
93: };
94:
95: #endif
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