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/*
* repo_comps.c
*
* Parses RedHat comps format
*
* Copyright (c) 2012, Novell Inc.
*
* This program is licensed under the BSD license, read LICENSE.BSD
* for further information
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "pool.h"
#include "repo.h"
#include "util.h"
#include "solv_xmlparser.h"
#define DISABLE_SPLIT
#include "tools_util.h"
#include "repo_comps.h"
/*
* TODO:
*
* what's the difference between group/category?
* handle "default" and "langonly".
*
* maybe handle REL_COND in solver recommends handling?
*/
enum state {
STATE_START,
STATE_COMPS,
STATE_GROUP,
STATE_ID,
STATE_NAME,
STATE_DESCRIPTION,
STATE_DISPLAY_ORDER,
STATE_DEFAULT,
STATE_LANGONLY,
STATE_LANG_ONLY,
STATE_USERVISIBLE,
STATE_PACKAGELIST,
STATE_PACKAGEREQ,
STATE_CATEGORY,
STATE_CID,
STATE_CNAME,
STATE_CDESCRIPTION,
STATE_CDISPLAY_ORDER,
STATE_GROUPLIST,
STATE_GROUPID,
NUMSTATES
};
static struct solv_xmlparser_element stateswitches[] = {
{ STATE_START, "comps", STATE_COMPS, 0 },
{ STATE_COMPS, "group", STATE_GROUP, 0 },
{ STATE_COMPS, "category", STATE_CATEGORY, 0 },
{ STATE_GROUP, "id", STATE_ID, 1 },
{ STATE_GROUP, "name", STATE_NAME, 1 },
{ STATE_GROUP, "description", STATE_DESCRIPTION, 1 },
{ STATE_GROUP, "uservisible", STATE_USERVISIBLE, 1 },
{ STATE_GROUP, "display_order", STATE_DISPLAY_ORDER, 1 },
{ STATE_GROUP, "default", STATE_DEFAULT, 1 },
{ STATE_GROUP, "langonly", STATE_LANGONLY, 1 },
{ STATE_GROUP, "lang_only", STATE_LANG_ONLY, 1 },
{ STATE_GROUP, "packagelist", STATE_PACKAGELIST, 0 },
{ STATE_PACKAGELIST, "packagereq", STATE_PACKAGEREQ, 1 },
{ STATE_CATEGORY, "id", STATE_ID, 1 },
{ STATE_CATEGORY, "name", STATE_NAME, 1 },
{ STATE_CATEGORY, "description", STATE_DESCRIPTION, 1 },
{ STATE_CATEGORY , "grouplist", STATE_GROUPLIST, 0 },
{ STATE_CATEGORY , "display_order", STATE_DISPLAY_ORDER, 1 },
{ STATE_GROUPLIST, "groupid", STATE_GROUPID, 1 },
{ NUMSTATES }
};
struct parsedata {
Pool *pool;
Repo *repo;
Repodata *data;
const char *filename;
const char *basename;
struct solv_xmlparser xmlp;
struct joindata jd;
const char *tmplang;
Id reqtype;
Id condreq;
Solvable *solvable;
const char *kind;
Id handle;
};
static void
startElement(struct solv_xmlparser *xmlp, int state, const char *name, const char **atts)
{
struct parsedata *pd = xmlp->userdata;
Pool *pool = pd->pool;
Solvable *s = pd->solvable;
switch(state)
{
case STATE_GROUP:
case STATE_CATEGORY:
s = pd->solvable = pool_id2solvable(pool, repo_add_solvable(pd->repo));
pd->handle = s - pool->solvables;
pd->kind = state == STATE_GROUP ? "group" : "category";
break;
case STATE_NAME:
case STATE_CNAME:
case STATE_DESCRIPTION:
case STATE_CDESCRIPTION:
pd->tmplang = join_dup(&pd->jd, solv_xmlparser_find_attr("xml:lang", atts));
break;
case STATE_PACKAGEREQ:
{
const char *type = solv_xmlparser_find_attr("type", atts);
pd->condreq = 0;
pd->reqtype = SOLVABLE_RECOMMENDS;
if (type && !strcmp(type, "conditional"))
{
const char *requires = solv_xmlparser_find_attr("requires", atts);
if (requires && *requires)
pd->condreq = pool_str2id(pool, requires, 1);
}
else if (type && !strcmp(type, "mandatory"))
pd->reqtype = SOLVABLE_REQUIRES;
else if (type && !strcmp(type, "optional"))
pd->reqtype = SOLVABLE_SUGGESTS;
break;
}
default:
break;
}
}
static void
endElement(struct solv_xmlparser *xmlp, int state, char *content)
{
struct parsedata *pd = xmlp->userdata;
Solvable *s = pd->solvable;
Id id;
switch (state)
{
case STATE_GROUP:
case STATE_CATEGORY:
if (!s->arch)
s->arch = ARCH_NOARCH;
if (!s->evr)
s->evr = ID_EMPTY;
if (s->name && s->arch != ARCH_SRC && s->arch != ARCH_NOSRC)
s->provides = repo_addid_dep(pd->repo, s->provides, pool_rel2id(pd->pool, s->name, s->evr, REL_EQ, 1), 0);
pd->solvable = 0;
break;
case STATE_ID:
s->name = pool_str2id(pd->pool, join2(&pd->jd, pd->kind, ":", content), 1);
break;
case STATE_NAME:
repodata_set_str(pd->data, pd->handle, pool_id2langid(pd->pool, SOLVABLE_SUMMARY, pd->tmplang, 1), content);
break;
case STATE_DESCRIPTION:
repodata_set_str(pd->data, pd->handle, pool_id2langid(pd->pool, SOLVABLE_DESCRIPTION, pd->tmplang, 1), content);
break;
case STATE_PACKAGEREQ:
id = pool_str2id(pd->pool, content, 1);
if (pd->condreq)
id = pool_rel2id(pd->pool, id, pd->condreq, REL_COND, 1);
repo_add_idarray(pd->repo, pd->handle, pd->reqtype, id);
break;
case STATE_GROUPID:
id = pool_str2id(pd->pool, join2(&pd->jd, "group", ":", content), 1);
s->requires = repo_addid_dep(pd->repo, s->requires, id, 0);
break;
case STATE_USERVISIBLE:
repodata_set_void(pd->data, pd->handle, SOLVABLE_ISVISIBLE);
break;
case STATE_DISPLAY_ORDER:
repodata_set_str(pd->data, pd->handle, SOLVABLE_ORDER, content);
break;
default:
break;
}
}
static void
errorCallback(struct solv_xmlparser *xmlp, const char *errstr, unsigned int line, unsigned int column)
{
struct parsedata *pd = xmlp->userdata;
pool_debug(pd->pool, SOLV_ERROR, "repo_comps: %s at line %u:%u\n", errstr, line, column);
}
int
repo_add_comps(Repo *repo, FILE *fp, int flags)
{
Repodata *data;
struct parsedata pd;
data = repo_add_repodata(repo, flags);
memset(&pd, 0, sizeof(pd));
pd.repo = repo;
pd.pool = repo->pool;
pd.data = data;
solv_xmlparser_init(&pd.xmlp, stateswitches, &pd, startElement, endElement, errorCallback);
solv_xmlparser_parse(&pd.xmlp, fp);
solv_xmlparser_free(&pd.xmlp);
join_freemem(&pd.jd);
if (!(flags & REPO_NO_INTERNALIZE))
repodata_internalize(data);
return 0;
}
/* EOF */
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