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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 | /* this is the parent class for all package operations. | |
17 | */ | |
18 | ||
19 | #if 0 | |
20 | static const char *cvsid = | |
21 | "\n%%% $Id$\n"; | |
22 | #endif | |
bb849dbd RC |
23 | |
24 | #include "package_version.h" | |
3c196821 RC |
25 | #include "package_db.h" |
26 | #include "package_meta.h" | |
27 | #include "state.h" | |
28 | #include "resource.h" | |
29 | ||
30 | /* a default class to avoid special casing empty packageversions */ | |
31 | ||
32 | /* TODO place into the class header */ | |
33 | class _defaultversion : public _packageversion | |
bb849dbd | 34 | { |
3c196821 RC |
35 | public: |
36 | _defaultversion() | |
37 | { | |
38 | // never try to free me! | |
39 | ++references; | |
40 | } | |
41 | String const Name(){return String();} | |
42 | String const Vendor_version() {return String();} | |
43 | String const Package_version() {return String();} | |
44 | String const Canonical_version() {return String();} | |
45 | void setCanonicalVersion (String const &) {} | |
46 | package_status_t Status (){return package_notinstalled;} | |
47 | package_type_t Type () {return package_binary;} | |
48 | String const getfirstfile () {return String();} | |
49 | String const getnextfile () {return String();} | |
50 | String const SDesc () {return String();} | |
51 | void set_sdesc (String const &) {} | |
52 | String const LDesc () {return String();} | |
53 | void set_ldesc (String const &) {} | |
54 | void uninstall (){} | |
bb849dbd | 55 | }; |
3c196821 RC |
56 | static _defaultversion defaultversion; |
57 | ||
58 | /* the wrapper class */ | |
59 | packageversion::packageversion() : data (&defaultversion) | |
60 | { | |
61 | ++data->references; | |
62 | } | |
63 | ||
64 | /* Create from an actual package */ | |
65 | packageversion::packageversion (_packageversion *pkg) | |
66 | { | |
67 | if (pkg) | |
68 | data = pkg; | |
69 | else | |
70 | data = &defaultversion; | |
71 | ++data->references; | |
72 | } | |
73 | ||
74 | packageversion::packageversion (packageversion const &existing) : | |
75 | data(existing.data) | |
76 | { | |
77 | ++data->references; | |
78 | } | |
79 | ||
80 | packageversion::~packageversion() | |
81 | { | |
82 | if (--data->references == 0) | |
83 | delete data; | |
84 | } | |
85 | ||
86 | packageversion & | |
87 | packageversion::operator= (packageversion const &rhs) | |
88 | { | |
89 | ++rhs.data->references; | |
90 | if (--data->references == 0) | |
91 | delete data; | |
92 | data = rhs.data; | |
93 | return *this; | |
94 | } | |
95 | ||
96 | bool | |
97 | packageversion::operator ! () const | |
98 | { | |
99 | return !data->Name().size(); | |
100 | } | |
101 | ||
102 | packageversion::operator bool () const | |
103 | { | |
104 | return data->Name().size(); | |
105 | } | |
106 | ||
107 | bool | |
108 | packageversion::operator == (packageversion const &rhs) const | |
109 | { | |
110 | if (this == &rhs || data == rhs.data) | |
111 | return true; | |
112 | else | |
113 | return data->Name () == rhs.data->Name() && data->Canonical_version () == rhs.data->Canonical_version(); | |
114 | } | |
115 | ||
116 | bool | |
117 | packageversion::operator != (packageversion const &rhs) const | |
118 | { | |
119 | return ! (*this == rhs); | |
120 | } | |
121 | ||
122 | bool | |
123 | packageversion::operator < (packageversion const &rhs) const | |
124 | { | |
125 | int t = data->Name ().casecompare (rhs.data->Name()); | |
126 | if (t < 0) | |
127 | return true; | |
128 | else if (t > 0) | |
129 | return false; | |
130 | else if (data->Canonical_version().casecompare (rhs.data->Canonical_version()) < 0) | |
131 | return true; | |
132 | return false; | |
133 | } | |
134 | ||
135 | String const | |
136 | packageversion::Name () const | |
137 | { | |
138 | return data->Name (); | |
139 | } | |
140 | ||
141 | String const | |
142 | packageversion::Canonical_version() const | |
143 | { | |
144 | return data->Canonical_version(); | |
145 | } | |
146 | ||
147 | void | |
148 | packageversion::setCanonicalVersion (String const &ver) | |
149 | { | |
150 | data->setCanonicalVersion (ver); | |
151 | } | |
152 | ||
153 | String const | |
154 | packageversion::getfirstfile () | |
155 | { | |
156 | return data->getfirstfile (); | |
157 | } | |
158 | ||
159 | String const | |
160 | packageversion::getnextfile () | |
161 | { | |
162 | return data->getnextfile (); | |
163 | } | |
164 | ||
165 | String const | |
166 | packageversion::SDesc () const | |
167 | { | |
168 | return data->SDesc (); | |
169 | } | |
170 | ||
171 | void | |
172 | packageversion::set_sdesc (String const &sdesc) | |
173 | { | |
174 | data->set_sdesc (sdesc); | |
175 | } | |
176 | ||
177 | String const | |
178 | packageversion::LDesc () const | |
179 | { | |
180 | return data->LDesc (); | |
181 | } | |
182 | ||
183 | void | |
184 | packageversion::set_ldesc (String const &ldesc) | |
185 | { | |
186 | data->set_ldesc (ldesc); | |
187 | } | |
188 | ||
189 | packageversion | |
190 | packageversion::sourcePackage() | |
191 | { | |
192 | return data->sourcePackage(); | |
193 | } | |
aa1e3b4d RC |
194 | |
195 | PackageSpecification & | |
3c196821 RC |
196 | packageversion::sourcePackageSpecification () |
197 | { | |
198 | return data->sourcePackageSpecification (); | |
199 | } | |
200 | ||
201 | void | |
202 | packageversion::setSourcePackageSpecification (PackageSpecification const &spec) | |
203 | { | |
204 | data->setSourcePackageSpecification(spec); | |
205 | } | |
206 | ||
207 | vector <vector <PackageSpecification *> *> * | |
208 | packageversion::depends() | |
209 | { | |
210 | return &data->depends; | |
211 | } | |
212 | ||
213 | vector <vector <PackageSpecification *> *> * | |
214 | packageversion::predepends() | |
215 | { | |
216 | return &data->predepends; | |
217 | } | |
218 | ||
219 | vector <vector <PackageSpecification *> *> * | |
220 | packageversion::recommends() | |
221 | { | |
222 | return &data->recommends; | |
223 | } | |
224 | ||
225 | vector <vector <PackageSpecification *> *> * | |
226 | packageversion::suggests() | |
227 | { | |
228 | return &data->suggests; | |
229 | } | |
230 | ||
231 | vector <vector <PackageSpecification *> *> * | |
232 | packageversion::replaces() | |
233 | { | |
234 | return &data->replaces; | |
235 | } | |
236 | ||
237 | vector <vector <PackageSpecification *> *> * | |
238 | packageversion::conflicts() | |
239 | { | |
240 | return &data->conflicts; | |
241 | } | |
242 | ||
243 | vector <vector <PackageSpecification *> *> * | |
244 | packageversion::provides() | |
245 | { | |
246 | return &data->provides; | |
247 | } | |
248 | ||
249 | ||
250 | bool | |
251 | packageversion::picked () const | |
252 | { | |
253 | return data->picked; | |
254 | } | |
255 | ||
256 | void | |
257 | packageversion::pick (bool aBool) | |
258 | { | |
259 | data->picked = aBool; | |
260 | } | |
261 | ||
262 | bool | |
263 | packageversion::changeRequested () const | |
264 | { | |
265 | return data->changeRequested (); | |
266 | } | |
267 | ||
268 | void | |
269 | packageversion::uninstall () | |
270 | { | |
271 | data->uninstall (); | |
272 | } | |
273 | ||
274 | packagesource * | |
275 | packageversion::source () | |
276 | { | |
277 | return &data->source; | |
278 | } | |
279 | ||
280 | bool | |
281 | packageversion::accessible() const | |
282 | { | |
283 | return data->accessible(); | |
284 | } | |
285 | ||
286 | /* the parent data class */ | |
287 | ||
288 | _packageversion::_packageversion ():picked (false), references (0) | |
289 | { | |
290 | } | |
291 | ||
292 | _packageversion::~_packageversion () | |
293 | { | |
294 | } | |
295 | ||
296 | PackageSpecification & | |
297 | _packageversion::sourcePackageSpecification () | |
aa1e3b4d RC |
298 | { |
299 | return _sourcePackage; | |
300 | } | |
301 | ||
302 | void | |
3c196821 | 303 | _packageversion::setSourcePackageSpecification (PackageSpecification const &spec) |
aa1e3b4d RC |
304 | { |
305 | _sourcePackage = spec; | |
306 | } | |
3c196821 RC |
307 | |
308 | packageversion | |
309 | _packageversion::sourcePackage () | |
310 | { | |
311 | if (!sourceVersion) | |
312 | { | |
313 | packagedb db; | |
314 | packagemeta * pkg; | |
315 | pkg = db.findSource (_sourcePackage); | |
316 | /* no valid source meta available, just return the default | |
317 | (blank) package version | |
318 | */ | |
319 | if (!pkg) | |
320 | return sourceVersion; | |
321 | set<packageversion>::iterator i=pkg->versions.begin(); | |
322 | while (i != pkg->versions.end()) | |
323 | { | |
324 | packageversion const & ver = * i; | |
325 | if (_sourcePackage.satisfies (ver)) | |
326 | sourceVersion = ver; | |
327 | ++i; | |
328 | } | |
329 | } | |
330 | return sourceVersion; | |
331 | } | |
332 | ||
333 | bool | |
334 | _packageversion::accessible() const | |
335 | { | |
3f34f364 | 336 | return ((::source != IDC_SOURCE_CWD) && source.sites.size()) || |
3c196821 RC |
337 | source.Cached (); |
338 | } | |
339 | ||
340 | bool | |
341 | _packageversion::changeRequested () | |
342 | { | |
343 | return (picked || sourcePackage().picked()); | |
344 | } |