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1 | // -*- mode: cpp; mode: fold -*- | |
2 | // Description /*{{{*/ | |
3 | // $Id: sourcelist.cc,v 1.17 1999/10/17 07:30:23 jgg Exp $ | |
4 | /* ###################################################################### | |
5 | ||
6 | List of Sources | |
7 | ||
8 | ##################################################################### */ | |
9 | /*}}}*/ | |
10 | // Include Files /*{{{*/ | |
11 | #ifdef __GNUG__ | |
12 | #pragma implementation "apt-pkg/sourcelist.h" | |
13 | #endif | |
14 | ||
15 | #include <apt-pkg/sourcelist.h> | |
16 | #include <apt-pkg/error.h> | |
17 | #include <apt-pkg/fileutl.h> | |
18 | #include <apt-pkg/configuration.h> | |
19 | #include <apt-pkg/strutl.h> | |
20 | ||
21 | #include <fstream.h> | |
22 | #include <stdio.h> | |
23 | #include <unistd.h> | |
24 | #include <sys/stat.h> | |
25 | /*}}}*/ | |
26 | ||
27 | // SourceList::pkgSourceList - Constructors /*{{{*/ | |
28 | // --------------------------------------------------------------------- | |
29 | /* */ | |
30 | pkgSourceList::pkgSourceList() | |
31 | { | |
32 | } | |
33 | ||
34 | pkgSourceList::pkgSourceList(string File) | |
35 | { | |
36 | Read(File); | |
37 | } | |
38 | /*}}}*/ | |
39 | // SourceList::ReadMainList - Read the main source list from etc /*{{{*/ | |
40 | // --------------------------------------------------------------------- | |
41 | /* */ | |
42 | bool pkgSourceList::ReadMainList() | |
43 | { | |
44 | return Read(_config->FindFile("Dir::Etc::sourcelist")); | |
45 | } | |
46 | /*}}}*/ | |
47 | // SourceList::Read - Parse the sourcelist file /*{{{*/ | |
48 | // --------------------------------------------------------------------- | |
49 | /* */ | |
50 | bool pkgSourceList::Read(string File) | |
51 | { | |
52 | // Open the stream for reading | |
53 | ifstream F(File.c_str(),ios::in | ios::nocreate); | |
54 | if (!F != 0) | |
55 | return _error->Errno("ifstream::ifstream","Opening %s",File.c_str()); | |
56 | ||
57 | List.erase(List.begin(),List.end()); | |
58 | char Buffer[300]; | |
59 | ||
60 | int CurLine = 0; | |
61 | while (F.eof() == false) | |
62 | { | |
63 | F.getline(Buffer,sizeof(Buffer)); | |
64 | CurLine++; | |
65 | _strtabexpand(Buffer,sizeof(Buffer)); | |
66 | _strstrip(Buffer); | |
67 | ||
68 | // Comment or blank | |
69 | if (Buffer[0] == '#' || Buffer[0] == 0) | |
70 | continue; | |
71 | ||
72 | // Grok it | |
73 | string Type; | |
74 | string URI; | |
75 | Item Itm; | |
76 | const char *C = Buffer; | |
77 | if (ParseQuoteWord(C,Type) == false) | |
78 | return _error->Error("Malformed line %u in source list %s (type)",CurLine,File.c_str()); | |
79 | if (ParseQuoteWord(C,URI) == false) | |
80 | return _error->Error("Malformed line %u in source list %s (URI)",CurLine,File.c_str()); | |
81 | if (ParseQuoteWord(C,Itm.Dist) == false) | |
82 | return _error->Error("Malformed line %u in source list %s (dist)",CurLine,File.c_str()); | |
83 | if (Itm.SetType(Type) == false) | |
84 | return _error->Error("Malformed line %u in source list %s (type parse)",CurLine,File.c_str()); | |
85 | if (Itm.SetURI(URI) == false) | |
86 | return _error->Error("Malformed line %u in source list %s (URI parse)",CurLine,File.c_str()); | |
87 | ||
88 | // Check for an absolute dists specification. | |
89 | if (Itm.Dist.empty() == false && Itm.Dist[Itm.Dist.size() - 1] == '/') | |
90 | { | |
91 | if (ParseQuoteWord(C,Itm.Section) == true) | |
92 | return _error->Error("Malformed line %u in source list %s (Absolute dist)",CurLine,File.c_str()); | |
93 | Itm.Dist = SubstVar(Itm.Dist,"$(ARCH)",_config->Find("APT::Architecture")); | |
94 | List.push_back(Itm); | |
95 | continue; | |
96 | } | |
97 | ||
98 | // Grab the rest of the dists | |
99 | if (ParseQuoteWord(C,Itm.Section) == false) | |
100 | return _error->Error("Malformed line %u in source list %s (dist parse)",CurLine,File.c_str()); | |
101 | ||
102 | do | |
103 | { | |
104 | List.push_back(Itm); | |
105 | } | |
106 | while (ParseQuoteWord(C,Itm.Section) == true); | |
107 | } | |
108 | return true; | |
109 | } | |
110 | /*}}}*/ | |
111 | // SourceList::Item << - Writes the item to a stream /*{{{*/ | |
112 | // --------------------------------------------------------------------- | |
113 | /* This is not suitable for rebuilding the sourcelist file but it good for | |
114 | debugging. */ | |
115 | ostream &operator <<(ostream &O,pkgSourceList::Item &Itm) | |
116 | { | |
117 | O << (int)Itm.Type << ' ' << Itm.URI << ' ' << Itm.Dist << ' ' << Itm.Section; | |
118 | return O; | |
119 | } | |
120 | /*}}}*/ | |
121 | // SourceList::Item::SetType - Sets the distribution type /*{{{*/ | |
122 | // --------------------------------------------------------------------- | |
123 | /* */ | |
124 | bool pkgSourceList::Item::SetType(string S) | |
125 | { | |
126 | if (S == "deb") | |
127 | { | |
128 | Type = Deb; | |
129 | return true; | |
130 | } | |
131 | ||
132 | if (S == "deb-src") | |
133 | { | |
134 | Type = DebSrc; | |
135 | return true; | |
136 | } | |
137 | ||
138 | return false; | |
139 | } | |
140 | /*}}}*/ | |
141 | // SourceList::Item::SetURI - Set the URI /*{{{*/ | |
142 | // --------------------------------------------------------------------- | |
143 | /* For simplicity we strip the scheme off the uri */ | |
144 | bool pkgSourceList::Item::SetURI(string S) | |
145 | { | |
146 | if (S.empty() == true) | |
147 | return false; | |
148 | ||
149 | if (S.find(':') == string::npos) | |
150 | return false; | |
151 | ||
152 | S = SubstVar(S,"$(ARCH)",_config->Find("APT::Architecture")); | |
153 | ||
154 | // Make sure that the URN is / postfixed | |
155 | URI = S; | |
156 | if (URI[URI.size() - 1] != '/') | |
157 | URI += '/'; | |
158 | ||
159 | return true; | |
160 | } | |
161 | /*}}}*/ | |
162 | // SourceList::Item::PackagesURI - Returns a URI to the packages file /*{{{*/ | |
163 | // --------------------------------------------------------------------- | |
164 | /* */ | |
165 | string pkgSourceList::Item::PackagesURI() const | |
166 | { | |
167 | string Res; | |
168 | switch (Type) | |
169 | { | |
170 | case Deb: | |
171 | if (Dist[Dist.size() - 1] == '/') | |
172 | { | |
173 | if (Dist != "/") | |
174 | Res = URI + Dist; | |
175 | else | |
176 | Res = URI; | |
177 | } | |
178 | else | |
179 | Res = URI + "dists/" + Dist + '/' + Section + | |
180 | "/binary-" + _config->Find("APT::Architecture") + '/'; | |
181 | ||
182 | Res += "Packages"; | |
183 | break; | |
184 | ||
185 | case DebSrc: | |
186 | if (Dist[Dist.size() - 1] == '/') | |
187 | Res = URI + Dist; | |
188 | else | |
189 | Res = URI + "dists/" + Dist + '/' + Section + | |
190 | "/source/"; | |
191 | ||
192 | Res += "Sources"; | |
193 | break; | |
194 | }; | |
195 | return Res; | |
196 | } | |
197 | /*}}}*/ | |
198 | // SourceList::Item::PackagesInfo - Shorter version of the URI /*{{{*/ | |
199 | // --------------------------------------------------------------------- | |
200 | /* This is a shorter version that is designed to be < 60 chars or so */ | |
201 | string pkgSourceList::Item::PackagesInfo() const | |
202 | { | |
203 | string Res; | |
204 | switch (Type) | |
205 | { | |
206 | case Deb: | |
207 | Res += SiteOnly(URI) + ' '; | |
208 | if (Dist[Dist.size() - 1] == '/') | |
209 | { | |
210 | if (Dist != "/") | |
211 | Res += Dist; | |
212 | } | |
213 | else | |
214 | Res += Dist + '/' + Section; | |
215 | ||
216 | Res += " Packages"; | |
217 | break; | |
218 | ||
219 | case DebSrc: | |
220 | Res += SiteOnly(URI) + ' '; | |
221 | if (Dist[Dist.size() - 1] == '/') | |
222 | Res += Dist; | |
223 | else | |
224 | Res += Dist + '/' + Section; | |
225 | ||
226 | Res += " Sources"; | |
227 | break; | |
228 | }; | |
229 | return Res; | |
230 | } | |
231 | /*}}}*/ | |
232 | // SourceList::Item::ReleaseURI - Returns a URI to the release file /*{{{*/ | |
233 | // --------------------------------------------------------------------- | |
234 | /* */ | |
235 | string pkgSourceList::Item::ReleaseURI() const | |
236 | { | |
237 | string Res; | |
238 | switch (Type) | |
239 | { | |
240 | case Deb: | |
241 | if (Dist[Dist.size() - 1] == '/') | |
242 | { | |
243 | if (Dist != "/") | |
244 | Res = URI + Dist; | |
245 | else | |
246 | Res = URI; | |
247 | } | |
248 | else | |
249 | Res = URI + "dists/" + Dist + '/' + Section + | |
250 | "/binary-" + _config->Find("APT::Architecture") + '/'; | |
251 | ||
252 | Res += "Release"; | |
253 | break; | |
254 | ||
255 | case DebSrc: | |
256 | if (Dist[Dist.size() - 1] == '/') | |
257 | Res = URI + Dist; | |
258 | else | |
259 | Res = URI + "dists/" + Dist + '/' + Section + | |
260 | "/source/"; | |
261 | ||
262 | Res += "Release"; | |
263 | break; | |
264 | }; | |
265 | return Res; | |
266 | } | |
267 | /*}}}*/ | |
268 | // SourceList::Item::ReleaseInfo - Shorter version of the URI /*{{{*/ | |
269 | // --------------------------------------------------------------------- | |
270 | /* This is a shorter version that is designed to be < 60 chars or so */ | |
271 | string pkgSourceList::Item::ReleaseInfo() const | |
272 | { | |
273 | string Res; | |
274 | switch (Type) | |
275 | { | |
276 | case Deb: | |
277 | case DebSrc: | |
278 | Res += SiteOnly(URI) + ' '; | |
279 | if (Dist[Dist.size() - 1] == '/') | |
280 | { | |
281 | if (Dist != "/") | |
282 | Res += Dist; | |
283 | } | |
284 | else | |
285 | Res += Dist + '/' + Section; | |
286 | ||
287 | Res += " Release"; | |
288 | break; | |
289 | }; | |
290 | return Res; | |
291 | } | |
292 | /*}}}*/ | |
293 | // SourceList::Item::ArchiveInfo - Shorter version of the archive spec /*{{{*/ | |
294 | // --------------------------------------------------------------------- | |
295 | /* This is a shorter version that is designed to be < 60 chars or so */ | |
296 | string pkgSourceList::Item::ArchiveInfo(pkgCache::VerIterator Ver) const | |
297 | { | |
298 | string Res; | |
299 | switch (Type) | |
300 | { | |
301 | case DebSrc: | |
302 | case Deb: | |
303 | Res += SiteOnly(URI) + ' '; | |
304 | if (Dist[Dist.size() - 1] == '/') | |
305 | { | |
306 | if (Dist != "/") | |
307 | Res += Dist; | |
308 | } | |
309 | else | |
310 | Res += Dist + '/' + Section; | |
311 | ||
312 | Res += " "; | |
313 | Res += Ver.ParentPkg().Name(); | |
314 | Res += " "; | |
315 | Res += Ver.VerStr(); | |
316 | ||
317 | break; | |
318 | }; | |
319 | return Res; | |
320 | } | |
321 | /*}}}*/ | |
322 | // SourceList::Item::ArchiveURI - Returns a URI to the given archive /*{{{*/ | |
323 | // --------------------------------------------------------------------- | |
324 | /* */ | |
325 | string pkgSourceList::Item::ArchiveURI(string File) const | |
326 | { | |
327 | string Res; | |
328 | switch (Type) | |
329 | { | |
330 | case Deb: | |
331 | case DebSrc: | |
332 | Res = URI + File; | |
333 | break; | |
334 | }; | |
335 | return Res; | |
336 | } | |
337 | /*}}}*/ | |
338 | // SourceList::Item::SourceInfo - Returns an info line for a source /*{{{*/ | |
339 | // --------------------------------------------------------------------- | |
340 | /* */ | |
341 | string pkgSourceList::Item::SourceInfo(string Pkg,string Ver,string Comp) const | |
342 | { | |
343 | string Res; | |
344 | switch (Type) | |
345 | { | |
346 | case DebSrc: | |
347 | case Deb: | |
348 | Res += SiteOnly(URI) + ' '; | |
349 | if (Dist[Dist.size() - 1] == '/') | |
350 | { | |
351 | if (Dist != "/") | |
352 | Res += Dist; | |
353 | } | |
354 | else | |
355 | Res += Dist + '/' + Section; | |
356 | ||
357 | Res += " "; | |
358 | Res += Pkg; | |
359 | Res += " "; | |
360 | Res += Ver; | |
361 | if (Comp.empty() == false) | |
362 | Res += " (" + Comp + ")"; | |
363 | break; | |
364 | }; | |
365 | return Res; | |
366 | } | |
367 | /*}}}*/ | |
368 | // SourceList::Item::SiteOnly - Strip off the path part of a URI /*{{{*/ | |
369 | // --------------------------------------------------------------------- | |
370 | /* */ | |
371 | string pkgSourceList::Item::SiteOnly(string URI) const | |
372 | { | |
373 | ::URI U(URI); | |
374 | U.User = string(); | |
375 | U.Password = string(); | |
376 | U.Path = string(); | |
377 | U.Port = 0; | |
378 | return U; | |
379 | } | |
380 | /*}}}*/ |