1 /* $Id: config.c,v 1.26 2007-04-19 19:42:30 marc Exp $
2 Copyright (c) 2006-2007, Index Data.
4 This file is part of Pazpar2.
6 Pazpar2 is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 2, or (at your option) any later
11 Pazpar2 is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with Pazpar2; see the file LICENSE. If not, write to the
18 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
22 /* $Id: config.c,v 1.26 2007-04-19 19:42:30 marc Exp $ */
26 #include <libxml/parser.h>
27 #include <libxml/tree.h>
28 #include <libxslt/xslt.h>
29 #include <libxslt/transform.h>
30 #include <libxslt/xsltutils.h>
36 #include <yaz/yaz-util.h>
39 #define CONFIG_NOEXTERNS
43 static char confdir[256] = ".";
45 struct conf_config *config = 0;
48 struct conf_metadata * conf_metadata_assign(NMEM nmem,
49 struct conf_metadata * metadata,
51 enum conf_metadata_type type,
52 enum conf_metadata_merge merge,
58 if (!nmem || !metadata || !name)
61 metadata->name = nmem_strdup(nmem, name);
62 metadata->type = type;
63 metadata->merge = merge;
64 metadata->brief = brief;
65 metadata->termlist = termlist;
66 metadata->rank = rank;
67 metadata->sortkey_offset = sortkey_offset;
73 struct conf_sortkey * conf_sortkey_assign(NMEM nmem,
74 struct conf_sortkey * sortkey,
76 enum conf_sortkey_type type)
78 if (!nmem || !sortkey || !name)
81 sortkey->name = nmem_strdup(nmem, name);
88 struct conf_service * conf_service_create(NMEM nmem,
89 int num_metadata, int num_sortkeys)
91 struct conf_service * service
92 = nmem_malloc(nmem, sizeof(struct conf_service));
93 service->num_metadata = num_metadata;
94 service->metadata = 0;
95 if (service->num_metadata)
98 sizeof(struct conf_metadata) * service->num_metadata);
99 service->num_sortkeys = num_sortkeys;
100 service->sortkeys = 0;
101 if (service->num_sortkeys)
104 sizeof(struct conf_sortkey) * service->num_sortkeys);
108 struct conf_metadata* conf_service_add_metadata(NMEM nmem,
109 struct conf_service *service,
112 enum conf_metadata_type type,
113 enum conf_metadata_merge merge,
119 struct conf_metadata * md = 0;
121 if (!service || !service->metadata || !service->num_metadata
122 || position < 0 || !(position < service->num_metadata))
125 //md = &((service->metadata)[position]);
126 md = service->metadata + position;
127 md = conf_metadata_assign(nmem, md, name, type, merge,
128 brief, termlist, rank, sortkey_offset);
133 struct conf_sortkey * conf_service_add_sortkey(NMEM nmem,
134 struct conf_service *service,
137 enum conf_sortkey_type type)
139 struct conf_sortkey * sk = 0;
141 if (!service || !service->sortkeys || !service->num_sortkeys
142 || position < 0 || !(position < service->num_sortkeys))
145 //sk = &((service->sortkeys)[position]);
146 sk = service->sortkeys + position;
147 sk = conf_sortkey_assign(nmem, sk, name, type);
156 /* Code to parse configuration file */
157 /* ==================================================== */
159 static struct conf_service *parse_service(xmlNode *node)
162 struct conf_service *r = nmem_malloc(nmem, sizeof(struct conf_service));
166 r->num_sortkeys = r->num_metadata = 0;
167 // Allocate array of conf metadata and sortkey tructs, if necessary
168 for (n = node->children; n; n = n->next)
169 if (n->type == XML_ELEMENT_NODE && !strcmp((const char *)
170 n->name, "metadata"))
172 xmlChar *sortkey = xmlGetProp(n, (xmlChar *) "sortkey");
174 if (sortkey && strcmp((const char *) sortkey, "no"))
179 r->metadata = nmem_malloc(nmem, sizeof(struct conf_metadata) * r->num_metadata);
183 r->sortkeys = nmem_malloc(nmem, sizeof(struct conf_sortkey) * r->num_sortkeys);
187 for (n = node->children; n; n = n->next)
189 if (n->type != XML_ELEMENT_NODE)
191 if (!strcmp((const char *) n->name, (const char *) "metadata"))
193 struct conf_metadata *md = &r->metadata[md_node];
194 xmlChar *name = xmlGetProp(n, (xmlChar *) "name");
195 xmlChar *brief = xmlGetProp(n, (xmlChar *) "brief");
196 xmlChar *sortkey = xmlGetProp(n, (xmlChar *) "sortkey");
197 xmlChar *merge = xmlGetProp(n, (xmlChar *) "merge");
198 xmlChar *type = xmlGetProp(n, (xmlChar *) "type");
199 xmlChar *termlist = xmlGetProp(n, (xmlChar *) "termlist");
200 xmlChar *rank = xmlGetProp(n, (xmlChar *) "rank");
204 yaz_log(YLOG_FATAL, "Must specify name in metadata element");
207 md->name = nmem_strdup(nmem, (const char *) name);
210 if (!strcmp((const char *) brief, "yes"))
212 else if (strcmp((const char *) brief, "no"))
214 yaz_log(YLOG_FATAL, "metadata/brief must be yes or no");
223 if (!strcmp((const char *) termlist, "yes"))
225 else if (strcmp((const char *) termlist, "no"))
227 yaz_log(YLOG_FATAL, "metadata/termlist must be yes or no");
235 md->rank = atoi((const char *) rank);
241 if (!strcmp((const char *) type, "generic"))
242 md->type = Metadata_type_generic;
243 else if (!strcmp((const char *) type, "year"))
244 md->type = Metadata_type_year;
247 yaz_log(YLOG_FATAL, "Unknown value for metadata/type: %s", type);
252 md->type = Metadata_type_generic;
256 if (!strcmp((const char *) merge, "no"))
257 md->merge = Metadata_merge_no;
258 else if (!strcmp((const char *) merge, "unique"))
259 md->merge = Metadata_merge_unique;
260 else if (!strcmp((const char *) merge, "longest"))
261 md->merge = Metadata_merge_longest;
262 else if (!strcmp((const char *) merge, "range"))
263 md->merge = Metadata_merge_range;
264 else if (!strcmp((const char *) merge, "all"))
265 md->merge = Metadata_merge_all;
268 yaz_log(YLOG_FATAL, "Unknown value for metadata/merge: %s", merge);
273 md->merge = Metadata_merge_no;
275 if (sortkey && strcmp((const char *) sortkey, "no"))
277 struct conf_sortkey *sk = &r->sortkeys[sk_node];
278 if (md->merge == Metadata_merge_no)
280 yaz_log(YLOG_FATAL, "Can't specify sortkey on a non-merged field");
283 if (!strcmp((const char *) sortkey, "numeric"))
284 sk->type = Metadata_sortkey_numeric;
285 else if (!strcmp((const char *) sortkey, "skiparticle"))
286 sk->type = Metadata_sortkey_skiparticle;
289 yaz_log(YLOG_FATAL, "Unknown sortkey in metadata element: %s", sortkey);
293 md->sortkey_offset = sk_node;
297 md->sortkey_offset = -1;
310 yaz_log(YLOG_FATAL, "Bad element: %s", n->name);
317 static char *parse_settings(xmlNode *node)
319 xmlChar *src = xmlGetProp(node, (xmlChar *) "src");
323 r = nmem_strdup(nmem, (const char *) src);
326 yaz_log(YLOG_FATAL, "Must specify src in targetprofile");
333 static struct conf_server *parse_server(xmlNode *node)
336 struct conf_server *r = nmem_malloc(nmem, sizeof(struct conf_server));
349 for (n = node->children; n; n = n->next)
351 if (n->type != XML_ELEMENT_NODE)
353 if (!strcmp((const char *) n->name, "listen"))
355 xmlChar *port = xmlGetProp(n, (xmlChar *) "port");
356 xmlChar *host = xmlGetProp(n, (xmlChar *) "host");
358 r->port = atoi((const char *) port);
360 r->host = nmem_strdup(nmem, (const char *) host);
364 else if (!strcmp((const char *) n->name, "proxy"))
366 xmlChar *port = xmlGetProp(n, (xmlChar *) "port");
367 xmlChar *host = xmlGetProp(n, (xmlChar *) "host");
368 xmlChar *myurl = xmlGetProp(n, (xmlChar *) "myurl");
370 r->proxy_port = atoi((const char *) port);
372 r->proxy_host = nmem_strdup(nmem, (const char *) host);
374 r->myurl = nmem_strdup(nmem, (const char *) myurl);
378 yaz_log(YLOG_FATAL, "Must specify @myurl for proxy");
386 else if (!strcmp((const char *) n->name, "zproxy"))
391 port = xmlGetProp(n, (xmlChar *) "port");
392 host = xmlGetProp(n, (xmlChar *) "host");
395 r->zproxy_port = atoi((const char *) port);
397 r->zproxy_host = nmem_strdup(nmem, (const char *) host);
402 else if (!strcmp((const char *) n->name, "settings"))
406 yaz_log(YLOG_FATAL, "Can't repeat 'settings'");
409 if (!(r->settings = parse_settings(n)))
412 else if (!strcmp((const char *) n->name, "service"))
414 struct conf_service *s = parse_service(n);
421 yaz_log(YLOG_FATAL, "Bad element: %s", n->name);
428 xsltStylesheet *conf_load_stylesheet(const char *fname)
431 sprintf(path, "%s/%s", confdir, fname);
432 return xsltParseStylesheetFile((xmlChar *) path);
435 static struct conf_targetprofiles *parse_targetprofiles(xmlNode *node)
437 struct conf_targetprofiles *r = nmem_malloc(nmem, sizeof(*r));
438 xmlChar *type = xmlGetProp(node, (xmlChar *) "type");
439 xmlChar *src = xmlGetProp(node, (xmlChar *) "src");
441 memset(r, 0, sizeof(*r));
445 if (!strcmp((const char *) type, "local"))
446 r->type = Targetprofiles_local;
449 yaz_log(YLOG_FATAL, "Unknown targetprofile type");
455 yaz_log(YLOG_FATAL, "Must specify type for targetprofile");
460 r->src = nmem_strdup(nmem, (const char *) src);
463 yaz_log(YLOG_FATAL, "Must specify src in targetprofile");
471 static struct conf_config *parse_config(xmlNode *root)
474 struct conf_config *r = nmem_malloc(nmem, sizeof(struct conf_config));
477 r->targetprofiles = 0;
479 for (n = root->children; n; n = n->next)
481 if (n->type != XML_ELEMENT_NODE)
483 if (!strcmp((const char *) n->name, "server"))
485 struct conf_server *tmp = parse_server(n);
488 tmp->next = r->servers;
491 else if (!strcmp((const char *) n->name, "targetprofiles"))
493 // It would be fun to be able to fix this sometime
494 if (r->targetprofiles)
496 yaz_log(YLOG_FATAL, "Can't repeat targetprofiles");
499 if (!(r->targetprofiles = parse_targetprofiles(n)))
504 yaz_log(YLOG_FATAL, "Bad element: %s", n->name);
511 int read_config(const char *fname)
513 xmlDoc *doc = xmlParseFile(fname);
516 if (!nmem) // Initialize
518 nmem = nmem_create();
519 xmlSubstituteEntitiesDefault(1);
520 xmlLoadExtDtdDefaultValue = 1;
524 yaz_log(YLOG_FATAL, "Failed to read %s", fname);
527 if ((p = strrchr(fname, '/')))
530 strncpy(confdir, fname, len);
533 config = parse_config(xmlDocGetRootElement(doc));
546 * indent-tabs-mode: nil
548 * vim: shiftwidth=4 tabstop=8 expandtab