2 # Copyright (C) 2000, 2001 James Troup <james@nocrew.org>
3 # $Id: db_access.py,v 1.9 2001-11-04 22:34:02 troup Exp $
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 ############################################################################################
26 section_id_cache = {};
27 priority_id_cache = {};
28 override_type_id_cache = {};
29 architecture_id_cache = {};
30 archive_id_cache = {};
31 component_id_cache = {};
32 location_id_cache = {};
33 maintainer_id_cache = {};
38 ############################################################################################
40 def init (config, sql):
46 ############################################################################################
48 def get_suite_id (suite):
51 if suite_id_cache.has_key(suite):
52 return suite_id_cache[suite]
54 q = projectB.query("SELECT id FROM suite WHERE suite_name = '%s'" % (suite))
60 suite_id_cache[suite] = suite_id
64 def get_section_id (section):
65 global section_id_cache
67 if section_id_cache.has_key(section):
68 return section_id_cache[section]
70 q = projectB.query("SELECT id FROM section WHERE section = '%s'" % (section))
75 section_id = ql[0][0];
76 section_id_cache[section] = section_id
80 def get_priority_id (priority):
81 global priority_id_cache
83 if priority_id_cache.has_key(priority):
84 return priority_id_cache[priority]
86 q = projectB.query("SELECT id FROM priority WHERE priority = '%s'" % (priority))
91 priority_id = ql[0][0];
92 priority_id_cache[priority] = priority_id
96 def get_override_type_id (type):
97 global override_type_id_cache;
99 if override_type_id_cache.has_key(type):
100 return override_type_id_cache[type];
102 q = projectB.query("SELECT id FROM override_type WHERE type = '%s'" % (type));
107 override_type_id = ql[0][0];
108 override_type_id_cache[type] = override_type_id;
110 return override_type_id;
112 def get_architecture_id (architecture):
113 global architecture_id_cache;
115 if architecture_id_cache.has_key(architecture):
116 return architecture_id_cache[architecture];
118 q = projectB.query("SELECT id FROM architecture WHERE arch_string = '%s'" % (architecture))
123 architecture_id = ql[0][0];
124 architecture_id_cache[architecture] = architecture_id;
126 return architecture_id;
128 def get_archive_id (archive):
129 global archive_id_cache
131 if archive_id_cache.has_key(archive):
132 return archive_id_cache[archive]
134 q = projectB.query("SELECT id FROM archive WHERE name = '%s'" % (archive))
139 archive_id = ql[0][0]
140 archive_id_cache[archive] = archive_id
144 def get_component_id (component):
145 global component_id_cache
147 if component_id_cache.has_key(component):
148 return component_id_cache[component]
150 q = projectB.query("SELECT id FROM component WHERE lower(name) = '%s'" % (string.lower(component)))
155 component_id = ql[0][0];
156 component_id_cache[component] = component_id
160 def get_location_id (location, component, archive):
161 global location_id_cache
163 cache_key = location + '~' + component + '~' + location
164 if location_id_cache.has_key(cache_key):
165 return location_id_cache[cache_key]
167 archive_id = get_archive_id (archive)
169 component_id = get_component_id (component)
170 if component_id != -1:
171 q = projectB.query("SELECT id FROM location WHERE path = '%s' AND component = %d AND archive = %d" % (location, component_id, archive_id))
173 q = projectB.query("SELECT id FROM location WHERE path = '%s' AND archive = %d" % (location, archive_id))
178 location_id = ql[0][0]
179 location_id_cache[cache_key] = location_id
183 def get_source_id (source, version):
184 global source_id_cache
186 cache_key = source + '~' + version + '~'
187 if source_id_cache.has_key(cache_key):
188 return source_id_cache[cache_key]
190 q = projectB.query("SELECT id FROM source s WHERE s.source = '%s' AND s.version = '%s'" % (source, version))
192 if not q.getresult():
195 source_id = q.getresult()[0][0]
196 source_id_cache[cache_key] = source_id
200 ##########################################################################################
202 def get_or_set_maintainer_id (maintainer):
203 global maintainer_id_cache
205 if maintainer_id_cache.has_key(maintainer):
206 return maintainer_id_cache[maintainer]
208 q = projectB.query("SELECT id FROM maintainer WHERE name = '%s'" % (maintainer))
209 if not q.getresult():
210 projectB.query("INSERT INTO maintainer (name) VALUES ('%s')" % (maintainer))
211 q = projectB.query("SELECT id FROM maintainer WHERE name = '%s'" % (maintainer))
212 maintainer_id = q.getresult()[0][0]
213 maintainer_id_cache[maintainer] = maintainer_id
217 ##########################################################################################
219 def get_files_id (filename, size, md5sum, location_id):
220 global files_id_cache
222 cache_key = "%s~%d" % (filename, location_id);
224 if files_id_cache.has_key(cache_key):
225 return files_id_cache[cache_key]
228 q = projectB.query("SELECT id, size, md5sum FROM files WHERE filename = '%s' AND location = %d" % (filename, location_id));
234 orig_size = int(ql[1]);
236 if orig_size != size or orig_md5sum != md5sum:
238 files_id_cache[cache_key] = ql[0];
239 return files_id_cache[cache_key]
244 ##########################################################################################
246 def set_files_id (filename, size, md5sum, location_id):
247 global files_id_cache
249 cache_key = "%s~%d" % (filename, location_id);
251 #print "INSERT INTO files (filename, size, md5sum, location) VALUES ('%s', %d, '%s', %d)" % (filename, long(size), md5sum, location_id);
252 projectB.query("INSERT INTO files (filename, size, md5sum, location) VALUES ('%s', %d, '%s', %d)" % (filename, long(size), md5sum, location_id));
253 q = projectB.query("SELECT id FROM files WHERE id = currval('files_id_seq')");
254 ql = q.getresult()[0];
255 files_id_cache[cache_key] = ql[0]
257 return files_id_cache[cache_key]
259 ##########################################################################################
261 def get_maintainer (maintainer_id):
262 global maintainer_cache;
264 if not maintainer_cache.has_key(maintainer_id):
265 q = projectB.query("SELECT name FROM maintainer WHERE id = %s" % (maintainer_id));
266 maintainer_cache[maintainer_id] = q.getresult()[0][0];
268 return maintainer_cache[maintainer_id];
270 ##########################################################################################