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1 | /* |
2 | * Copyright (c) 2001, Robert Collins. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * A copy of the GNU General Public License can be found at | |
10 | * http://www.gnu.org/ | |
11 | * | |
12 | * Written by Robert Collins <rbtcollins@hotmail.com> | |
13 | * | |
14 | */ | |
15 | ||
16 | #ifndef _PACKAGE_META_H_ | |
17 | #define _PACKAGE_META_H_ | |
18 | ||
97647369 RC |
19 | /* Used for selecting a given 'trust' level */ |
20 | typedef enum | |
21 | { | |
22 | TRUST_UNKNOWN, | |
23 | TRUST_PREV, | |
24 | TRUST_CURR, | |
25 | TRUST_TEST, | |
26 | NTRUST | |
27 | } | |
28 | trusts; | |
29 | ||
fa0c0d10 | 30 | class packageversion; |
bb849dbd | 31 | class packagemeta; |
4fe323f9 | 32 | class category; |
7939f6d1 | 33 | |
bb849dbd | 34 | /* Required to parse this completely */ |
bb849dbd | 35 | #include "list.h" |
3c054baf | 36 | #include "String++.h" |
4fe323f9 | 37 | #include "category.h" |
bb849dbd RC |
38 | |
39 | /* | |
40 | For cleanliness this may need to be put in its own file later. */ | |
41 | class CategoryPackage | |
42 | { | |
43 | public: | |
4fe323f9 | 44 | CategoryPackage (Category & cat):key (cat), pkg (0) |
bb849dbd | 45 | { |
4fe323f9 RC |
46 | next = cat.packages; |
47 | cat.packages = this; | |
bb849dbd | 48 | }; |
7c6ef2c3 | 49 | ~CategoryPackage (); |
4fe323f9 | 50 | Category & key; |
bb849dbd | 51 | CategoryPackage *next; /* The next package pointer in the list */ |
4fe323f9 | 52 | packagemeta *pkg; |
bb849dbd RC |
53 | }; |
54 | ||
55 | ||
56 | /* NOTE: A packagemeta without 1 packageversion is invalid! */ | |
7939f6d1 RC |
57 | class packagemeta |
58 | { | |
59 | public: | |
3c054baf | 60 | packagemeta (String const &pkgname):name (pkgname), key(pkgname), installed_from (0), |
bb849dbd RC |
61 | //versions (0), |
62 | // versioncount (0), versionspace (0), | |
63 | installed (0), prev (0), prevtimestamp (0), curr (0), currtimestamp (0), | |
64 | exp (0), exptimestamp (0), desired (0) | |
7939f6d1 | 65 | { |
3c054baf | 66 | } |
fa0c0d10 | 67 | |
3c054baf RC |
68 | packagemeta (String const &pkgname, |
69 | String const &installedfrom):name (pkgname), key(pkgname), | |
70 | installed_from (installedfrom), | |
bb849dbd RC |
71 | //versions (0), versioncount (0), versionspace (0), |
72 | ||
73 | installed (0), prev (0), prevtimestamp (0), curr (0), currtimestamp (0), | |
74 | exp (0), exptimestamp (0), desired (0) | |
fa0c0d10 | 75 | { |
fa0c0d10 RC |
76 | }; |
77 | ||
7c6ef2c3 | 78 | ~packagemeta (); |
7939f6d1 | 79 | |
fa0c0d10 RC |
80 | void add_version (packageversion &); |
81 | void set_installed (packageversion &); | |
7e8fc33c RC |
82 | |
83 | class _actions | |
84 | { | |
85 | public: | |
86 | _actions ():_value (0) {}; | |
87 | _actions (int aInt) { | |
88 | _value = aInt; | |
89 | if (_value < 0 || _value > 3) | |
90 | _value = 0; | |
91 | } | |
92 | _actions & operator ++ (); | |
93 | bool operator == (_actions const &rhs) { return _value == rhs._value; } | |
94 | bool operator != (_actions const &rhs) { return _value != rhs._value; } | |
95 | const char *caption (); | |
96 | private: | |
97 | int _value; | |
98 | }; | |
99 | static const _actions Default_action; | |
100 | static const _actions Install_action; | |
101 | static const _actions Reinstall_action; | |
102 | static const _actions Uninstall_action; | |
cbfc4215 | 103 | void set_action (packageversion *default_version); |
7e8fc33c | 104 | void set_action (_actions, packageversion * default_version); |
fa0c0d10 | 105 | void uninstall (); |
97647369 | 106 | int set_requirements (trusts deftrust = TRUST_CURR, size_t depth = 0); |
7939f6d1 | 107 | |
3c054baf | 108 | String action_caption (); |
97647369 RC |
109 | packageversion * trustp (trusts const t) const |
110 | { | |
111 | return t == TRUST_PREV ? (prev ? prev : (curr ? curr : installed)) | |
112 | : t == TRUST_CURR ? (curr ? curr : installed) | |
2fa7c5a4 | 113 | : exp ? exp : installed; |
97647369 | 114 | } |
cbfc4215 | 115 | |
3c054baf RC |
116 | String name; /* package name, like "cygwin" */ |
117 | String key; | |
fa0c0d10 | 118 | /* legacy variable used to output data for installed.db versions <= 2 */ |
3c054baf | 119 | String installed_from; |
bb849dbd RC |
120 | /* SDesc is global in theory, across all package versions. |
121 | LDesc is not: it can be different per version */ | |
3c054baf | 122 | String const SDesc () const; |
bb849dbd RC |
123 | /* what categories does this package belong in. Note that if multiple versions |
124 | * of a package disagree.... the first one read in will take precedence. | |
125 | */ | |
bb849dbd | 126 | void add_category (Category &); |
4fe323f9 | 127 | list < CategoryPackage, Category &, Categorycmp > Categories; |
fa0c0d10 | 128 | |
3c054baf | 129 | list < packageversion, String, String::casecompare > versions; |
7939f6d1 | 130 | /* which one is installed. */ |
fa0c0d10 | 131 | packageversion *installed; |
7939f6d1 | 132 | /* which one is listed as "prev" in our available packages db */ |
fa0c0d10 | 133 | packageversion *prev; |
bb849dbd RC |
134 | /* And what was the timestamp of the ini it was found from */ |
135 | unsigned int prevtimestamp; | |
7939f6d1 | 136 | /* ditto for current - stable */ |
fa0c0d10 | 137 | packageversion *curr; |
bb849dbd | 138 | unsigned int currtimestamp; |
7939f6d1 | 139 | /* and finally the experimental version */ |
fa0c0d10 | 140 | packageversion *exp; |
bb849dbd RC |
141 | unsigned int exptimestamp; |
142 | /* Now for the user stuff :] */ | |
143 | /* What version does the user want ? */ | |
144 | packageversion *desired; | |
7e8fc33c | 145 | |
cbfc4215 RC |
146 | protected: |
147 | packagemeta (packagemeta const &); | |
148 | packagemeta &operator= (packagemeta const &); | |
7939f6d1 RC |
149 | }; |
150 | ||
151 | #endif /* _PACKAGE_META_H_ */ |