Annotation of parser3/src/types/pa_vfile.h, revision 1.33
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:
1.33 ! parser 8: $Id: pa_vfile.h,v 1.32 2001/09/17 14:46:49 parser Exp $
1.1 paf 9: */
10:
11: #ifndef PA_VFILE_H
12: #define PA_VFILE_H
13:
1.25 paf 14: #include "classes.h"
1.1 paf 15: #include "pa_common.h"
16: #include "pa_globals.h"
1.3 paf 17: #include "pa_vstateless_object.h"
1.23 paf 18:
19: extern Methoded *file_class;
1.1 paf 20:
1.22 paf 21: /** holds received from user or read from disk file.
1.1 paf 22:
1.4 paf 23: @see VForm
24: */
1.3 paf 25: class VFile : public VStateless_object {
1.1 paf 26: public: // Value
27:
28: const char *type() const { return "file"; }
1.11 paf 29:
1.2 paf 30: /// VFile: true
1.33 ! parser 31: bool as_bool() const { return true; }
1.2 paf 32:
1.16 paf 33: /// VFile: this
1.27 parser 34: VFile *as_vfile(String::Untaint_lang lang=String::UL_UNSPECIFIED,
35: bool origins_mode=false) {
1.19 paf 36: return this;
37: }
1.16 paf 38:
1.28 parser 39: /// VFile: CLASS,method,field
1.1 paf 40: Value *VFile::get_element(const String& aname) {
1.28 parser 41: // $CLASS,$method
1.3 paf 42: if(Value *result=VStateless_object::get_element(aname))
1.1 paf 43: return result;
44:
1.12 paf 45: // $name, $size, $text
1.16 paf 46: return static_cast<Value *>(ffields.get(aname));
1.1 paf 47: }
1.7 paf 48:
49: protected: // VAliased
50:
1.10 paf 51: /// disable .CLASS element. @see VAliased::get_element
1.15 paf 52: bool hide_class() { return true; }
1.1 paf 53:
54: public: // usage
55:
1.13 paf 56: VFile::VFile(Pool& apool) : VStateless_object(apool, *file_class),
57: fvalue_ptr(0),
58: fvalue_size(0),
1.16 paf 59: ffields(apool) {
1.13 paf 60: }
1.1 paf 61:
1.17 paf 62: void set(bool tainted,
63: const void *avalue_ptr, size_t avalue_size, const char *afile_name=0,
1.31 parser 64: Value *amime_type=0);
1.13 paf 65:
1.29 parser 66: void save(const String& file_spec, bool is_text) {
1.13 paf 67: if(fvalue_ptr)
1.29 parser 68: file_write(pool(), file_spec, fvalue_ptr, fvalue_size, is_text);
1.13 paf 69: else
70: THROW(0, 0,
71: &file_spec,
1.18 paf 72: "saving stat-ed file");
1.1 paf 73: }
74:
1.18 paf 75: const void *value_ptr() const {
76: if(!fvalue_ptr)
77: THROW(0, 0,
78: 0,
79: "getting value of stat-ed file");
80:
81: return fvalue_ptr;
82: }
1.16 paf 83: size_t value_size() const { return fvalue_size; }
1.21 paf 84: Hash& fields() { return ffields; }
85: const Hash& fields() const { return ffields; }
1.30 parser 86:
87: private:
88:
89: Value *fields_element();
1.16 paf 90:
1.1 paf 91: private:
92:
1.12 paf 93: const void *fvalue_ptr;
1.1 paf 94: size_t fvalue_size;
1.16 paf 95: Hash ffields;
1.1 paf 96:
97: };
98:
99: #endif
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