Annotation of rpm2html/rdf.c, revision 1.29

1.1       httpng      1: /*
                      2:  * rdf.c : implementation for the RDF encoding/decoding of RPM informations.
1.19      veillard    3:  *
                      4:  * See Copyright for the status of this software.
                      5:  *
1.29    ! daniel      6:  * $Id: rdf.c,v 1.28 1998/09/14 14:46:11 daniel Exp $
1.1       httpng      7:  */
                      8: 
1.2       httpng      9: #include "config.h"
1.6       veillard   10: #include <sys/stat.h>
1.2       httpng     11: #ifdef HAVE_FCNTL_H
                     12: #include <fcntl.h>
                     13: #endif
                     14: #include <stdio.h>
                     15: #include <stdlib.h>
                     16: #include <string.h>
                     17: #ifdef HAVE_UNISTD_H
                     18: #include <unistd.h>
                     19: #endif
                     20: #include <time.h>
1.1       httpng     21: #include <errno.h>
1.2       httpng     22: #include <ctype.h>
1.22      daniel     23: #include <zlib.h>
1.1       httpng     24: 
                     25: #include "rpm2html.h"
                     26: #include "rpmdata.h"
1.4       veillard   27: #include "html.h"
1.7       veillard   28: #include "language.h"
1.4       veillard   29: 
                     30: #include "rdf_api.h"
1.1       httpng     31: #include "rdf.h"
                     32: 
                     33: /*
1.16      veillard   34:  * Open and process an RDF file in the incoming tree of an rpm2html mirror.
                     35:  */
                     36: rpmDataPtr rpmOpenRdf(char *nameRdf, rpmDirPtr dir, rpmSubdirPtr tree) {
                     37:     char file[1000];
                     38:     rpmDataPtr rpm;
                     39: 
                     40:     /*
                     41:      * create path
                     42:      */
                     43:     if (tree->htmlpath[0] != '\0')
                     44:        sprintf(file, "%s/%s/%s", dir->rpmdir, tree->rpmpath, nameRdf);
                     45:     else
                     46:        sprintf(file, "%s/%s", dir->rpmdir, nameRdf);
                     47: 
                     48:     rpm = rpmOpenRdfFile(file);
                     49: 
                     50:     if (rpm != NULL) {
                     51:        /* setup tree and subdir informations */
                     52:        rpm->dir = dir;
                     53:        if (tree) {
                     54:            if ((tree->rpmpath != NULL) && (tree->rpmpath[0] != '\0'))
                     55:                rpm->subdir = strdup(tree->rpmpath);
                     56:            else
                     57:                rpm->subdir = NULL;
                     58:        } else
                     59:            rpm->subdir = NULL;
                     60: 
                     61:        /* Add the package files to the real filesystem tree if asked for */
1.28      daniel     62:        if ((dir->build_tree != 0) && (rpm->extra->filelist != NULL)) {
1.16      veillard   63:            char *cur, *filename;
                     64:            
1.28      daniel     65:            cur = rpm->extra->filelist;
1.16      veillard   66:            while ((*cur != '\0') && (*cur != '/')) cur++;
                     67:            filename = cur;
                     68:            while (*cur != '\0') {
                     69:                if ((*cur == '\n') || (*cur == '\r')) {
                     70:                    if (cur != filename)
                     71:                        rpmAddRealFile(dir->root, filename, rpm);
                     72:                    while ((*cur != '\0') && (*cur != '/')) cur++;
                     73:                    filename = cur;
                     74:                } else
                     75:                    cur++;
                     76:            }
                     77:            if (cur != filename)
                     78:                rpmAddRealFile(dir->root, filename, rpm);
                     79:        }
                     80: 
                     81:        /* Register this package */
                     82:        rpmAddSoftware(rpm);
                     83: 
                     84:        /* dump the HTML related to this package */
                     85:        if (rpm2html_dump_html)
                     86:            dumpRpmHtml(rpm, tree);
                     87:        if (rpm2html_dump_rdf)
                     88:            dumpRpmRdf(rpm, tree);
                     89: 
                     90:        /* free large amount of data not used later */
1.28      daniel     91:         rpmFreeExtraData(rpm);
1.16      veillard   92: 
                     93:        /* increment the counters */
                     94:        rpm2html_files++;
                     95:        rpm2html_size += rpm->size / 1024;
                     96:     }
                     97:     return(rpm);
                     98: }
                     99: 
                    100: /*
1.1       httpng    101:  * Open an RDF file call the parser to create a XML tree
                    102:  * Then walk the tree and build an rpmData structure for
                    103:  * the corresponding package.
                    104:  */
1.16      veillard  105: rpmDataPtr rpmOpenRdfFile(char *file) {
1.6       veillard  106:     char nameBuffer[200];
1.5       veillard  107:     rdfSchema rdf;
                    108:     rdfNamespace rpmNs;
                    109:     rdfNamespace rdfNs;
                    110:     rdfDescription desc;
                    111:     rdfBag bag;
1.7       veillard  112:     rdfElement elem;
1.5       veillard  113:     char *value;
                    114:     rpmDataPtr rpm;
1.6       veillard  115:     struct stat buf;
1.7       veillard  116:     int i;
1.5       veillard  117: 
                    118:     rdf = rdfRead(file);
                    119:     if (rdf == NULL) return(NULL);
                    120: 
                    121:     /*
                    122:      * Start the analyze, check that's an RDf for RPM packages.
                    123:      */
                    124:     rdfNs = rdfGetNamespace(rdf, "http://www.w3.org/TR/WD-rdf-syntax#");
                    125:     if (rdfNs == NULL) {
                    126:         fprintf(stderr, "%s is not an RDF schema\n", file);
                    127:        rdfDestroySchema(rdf);
                    128:        return(NULL);
                    129:     }
                    130:     rpmNs = rdfGetNamespace(rdf, "http://www.rpm.org/");
                    131:     if (rdfNs == NULL) {
                    132:         fprintf(stderr, "%s is not an RPM specific RDF schema\n", file);
                    133:        rdfDestroySchema(rdf);
                    134:        return(NULL);
                    135:     }
                    136:     desc = rdfFirstDescription(rdf);
                    137:     if (rdfNs == NULL) {
                    138:         fprintf(stderr, "%s RDF schema seems empty\n", file);
                    139:        rdfDestroySchema(rdf);
                    140:        return(NULL);
                    141:     }
                    142: 
                    143:     /*
                    144:      * We are pretty sure that it will be a valid schema,
1.28      daniel    145:      * allocate a new rpmData block, and an rpmExtraData block fill them
1.5       veillard  146:      */
                    147:     rpm = (rpmDataPtr) malloc(sizeof(rpmData));
                    148:     if (rpm == NULL) {
1.28      daniel    149:         fprintf(stderr, "cannot allocate %d bytes: %s\n", sizeof(rpmData),
                    150:                strerror(errno));
                    151:         return(NULL);
1.5       veillard  152:     }
1.6       veillard  153:     memset(rpm, 0, sizeof(rpmData));
1.28      daniel    154:     rpm->extra = (rpmExtraDataPtr) malloc(sizeof(rpmExtraData));
                    155:     if (rpm == NULL) {
                    156:         fprintf(stderr, "cannot allocate %d bytes: %s\n", sizeof(rpmExtraData),
                    157:                strerror(errno));
                    158:         return(NULL);
                    159:     }
                    160:     memset(rpm->extra, 0, sizeof(rpmExtraData));
1.5       veillard  161: 
1.6       veillard  162:     stat(file, &buf);
1.28      daniel    163:     rpm->extra->stamp = buf.st_mtime;
1.6       veillard  164: 
                    165:     /*
                    166:      * Now extract all the metadata informations from the RDF tree
                    167:      */
1.5       veillard  168:     rdfGetValue(desc, "Name", rpmNs, &value, NULL);
                    169:     if (value != NULL) rpm->name = strdup(value);
                    170:     else {
                    171:         fprintf(stderr, "%s RDF schema invalid : no Name\n", file);
                    172:        rdfDestroySchema(rdf);
                    173:        return(NULL);
                    174:     }
                    175:     rdfGetValue(desc, "Version", rpmNs, &value, NULL);
                    176:     if (value != NULL) rpm->version = strdup(value);
                    177:     else {
                    178:         fprintf(stderr, "%s RDF schema invalid : no Version\n", file);
                    179:        rdfDestroySchema(rdf);
                    180:        return(NULL);
                    181:     }
                    182:     rdfGetValue(desc, "Release", rpmNs, &value, NULL);
                    183:     if (value != NULL) rpm->release = strdup(value);
                    184:     else {
                    185:         fprintf(stderr, "%s RDF schema invalid : no Release\n", file);
                    186:        rdfDestroySchema(rdf);
                    187:        return(NULL);
                    188:     }
                    189:     rdfGetValue(desc, "URL", rpmNs, &value, NULL);
                    190:     if (value != NULL) rpm->url = strdup(value);
1.7       veillard  191:     else rpm->url = NULL;
                    192: 
1.5       veillard  193:     rdfGetValue(desc, "Arch", rpmNs, &value, NULL);
                    194:     if (value != NULL) rpm->arch = strdup(value);
1.24      daniel    195:     else rpm->arch = strdup("noarch");
1.7       veillard  196: 
1.5       veillard  197:     rdfGetValue(desc, "Os", rpmNs, &value, NULL);
                    198:     if (value != NULL) rpm->os = strdup(value);
1.7       veillard  199:     else rpm->os = strdup("linux");
                    200: 
1.5       veillard  201:     rdfGetValue(desc, "Distribution", rpmNs, &value, NULL);
                    202:     if (value != NULL) rpm->distribution = strdup(value);
1.7       veillard  203:     else rpm->distribution = strdup(localizedStrings[LANG_UNKNOWN]);
                    204: 
1.5       veillard  205:     rdfGetValue(desc, "Vendor", rpmNs, &value, NULL);
                    206:     if (value != NULL) rpm->vendor = strdup(value);
1.7       veillard  207:     else rpm->vendor = strdup(localizedStrings[LANG_UNKNOWN]);
                    208: 
1.5       veillard  209:     rdfGetValue(desc, "Packager", rpmNs, &value, NULL);
1.28      daniel    210:     if (value != NULL) rpm->extra->packager = strdup(value);
                    211:     else rpm->extra->packager = NULL;
1.7       veillard  212: 
1.5       veillard  213:     rdfGetValue(desc, "Group", rpmNs, &value, NULL);
                    214:     if (value != NULL) rpm->group = strdup(value);
1.7       veillard  215:     else rpm->group = strdup(localizedStrings[LANG_NO_GROUP]);
                    216:     
1.5       veillard  217:     rdfGetValue(desc, "Summary", rpmNs, &value, NULL);
                    218:     if (value != NULL) rpm->summary = strdup(value);
1.7       veillard  219:     else rpm->summary = strdup(localizedStrings[LANG_NO_SUMMARY]);
                    220: 
1.5       veillard  221:     rdfGetValue(desc, "Description", rpmNs, &value, NULL);
1.28      daniel    222:     if (value != NULL) rpm->extra->description = strdup(value);
                    223:     else rpm->extra->description = strdup(localizedStrings[LANG_NO_DESCRIPTION]);
1.7       veillard  224: 
1.5       veillard  225:     rdfGetValue(desc, "Copyright", rpmNs, &value, NULL);
1.28      daniel    226:     if (value != NULL) rpm->extra->copyright = strdup(value);
                    227:     else rpm->extra->copyright = NULL;
1.7       veillard  228: 
1.5       veillard  229:     rdfGetValue(desc, "Changelog", rpmNs, &value, NULL);
1.28      daniel    230:     if (value != NULL) rpm->extra->changelog = strdup(value);
                    231:     else rpm->extra->changelog = NULL;
1.7       veillard  232: 
                    233:     rdfGetValue(desc, "Sources", rpmNs, &value, NULL);
                    234:     if (value != NULL) {
1.28      daniel    235:         rpm->extra->srcrpm = strdup(value);
                    236:     } else rpm->extra->srcrpm = strdup("");
1.7       veillard  237: 
                    238:     rdfGetValue(desc, "Size", rpmNs, &value, NULL);
                    239:     if (value != NULL) {
                    240:         if (sscanf(value, "%d", &(rpm->size)) != 1)
                    241:            rpm->size = 0;
                    242:     } else rpm->size = 0;
                    243: 
                    244:     rdfGetValue(desc, "Date", rpmNs, &value, NULL);
                    245:     if (value != NULL) {
1.8       veillard  246:         if (sscanf(value, "%d", &i) != 1)
1.7       veillard  247:            rpm->date = 0;
1.8       veillard  248:        else
                    249:            rpm->date = i;
1.7       veillard  250:     } else rpm->date = 0;
                    251: 
                    252:     rdfGetValue(desc, "BuildHost", rpmNs, &value, NULL);
1.28      daniel    253:     if (value != NULL) rpm->extra->host = strdup(value);
                    254:     else rpm->extra->host = strdup(localizedStrings[LANG_NO_HOST]);
1.7       veillard  255: 
                    256:     rdfGetValue(desc, "Files", rpmNs, &value, NULL);
1.28      daniel    257:     if (value != NULL) rpm->extra->filelist = strdup(value);
                    258:     else rpm->extra->filelist = NULL;
1.7       veillard  259: 
                    260:     /*
                    261:      * Fetching packages provided is a bit more tricky, one have to
                    262:      * find the RDF Bag, and scan it's values.
                    263:      */
1.28      daniel    264:     rpm->extra->nb_resources = 0;
1.7       veillard  265:     rdfGetValue(desc, "Provides", rpmNs, NULL, &bag);
                    266:     if (bag != NULL) {
                    267:         elem = rdfFirstChild(bag);
1.28      daniel    268:        rpm->extra->max_resources = 5;
                    269:        rpm->extra->resources = (rpmRessPtr *) malloc(rpm->extra->max_resources *
1.11      veillard  270:                                               sizeof(rpmRessPtr));
1.28      daniel    271:        if (rpm->extra->resources == NULL) {
1.11      veillard  272:            fprintf(stderr, "rpmOpenRdf : ran out of memory\n");
                    273:            exit(1);
                    274:        }
1.7       veillard  275:        i = 0;
                    276:        while (elem != NULL) {
1.28      daniel    277:            if (i >= rpm->extra->max_resources) {
                    278:                rpm->extra->max_resources *= 2;
                    279:                rpm->extra->resources = (rpmRessPtr *) realloc(rpm->extra->resources,
                    280:                                   rpm->extra->max_resources * sizeof(rpmRessPtr));
                    281:                if (rpm->extra->resources == NULL) {
1.11      veillard  282:                    fprintf(stderr, "rpmOpenRdf : ran out of memory\n");
                    283:                    exit(1);
                    284:                }
1.7       veillard  285:            }
                    286:            /*
                    287:             * Check that we are scanning an RPM Resource.
                    288:             */
                    289:            if ((!strcmp(rdfElemGetPropertyName(elem), "Resource")) &&
                    290:                (rdfElemGetNamespace(elem) == rpmNs)) {
                    291:                value = rdfElemGetValue(elem);
                    292:                if (value != NULL) {
1.28      daniel    293:                    rpm->extra->resources[i] = rpmRessAdd(value, rpm, 0);
1.7       veillard  294:                    i++;
1.28      daniel    295:                    rpm->extra->nb_resources++;
1.20      veillard  296:                } else if (rpm2htmlVerbose > 1) {
1.7       veillard  297:                    fprintf(stderr, "%s : malformed Resource element !\n", file);
                    298:                }
1.20      veillard  299:            } else if (rpm2htmlVerbose > 1) {
1.7       veillard  300:                fprintf(stderr, "%s : malformed Provides bag !\n", file);
                    301:            }
                    302:            elem = rdfNextElem(elem);
                    303:        }
1.20      veillard  304:     } else if (rpm2htmlVerbose > 1) {
1.7       veillard  305:         fprintf(stderr, "%s doesn't export any resource\n", file);
                    306:     }
                    307: 
                    308:     /*
                    309:      * idem for the dependencies.
                    310:      */
1.28      daniel    311:     rpm->extra->nb_requires = 0;
1.7       veillard  312:     rdfGetValue(desc, "Requires", rpmNs, NULL, &bag);
                    313:     if (bag != NULL) {
                    314:         elem = rdfFirstChild(bag);
1.28      daniel    315:        rpm->extra->max_requires = 5;
                    316:        rpm->extra->requires = (rpmRessPtr *) malloc(rpm->extra->max_requires *
1.11      veillard  317:                                               sizeof(rpmRessPtr));
1.28      daniel    318:        if (rpm->extra->requires == NULL) {
1.11      veillard  319:            fprintf(stderr, "rpmOpenRdf : ran out of memory\n");
                    320:            exit(1);
                    321:        }
1.7       veillard  322:        i = 0;
                    323:        while (elem != NULL) {
1.28      daniel    324:            if (i >= rpm->extra->max_requires) {
                    325:                rpm->extra->max_requires *= 2;
                    326:                rpm->extra->requires = (rpmRessPtr *) realloc(rpm->extra->requires,
                    327:                                   rpm->extra->max_requires * sizeof(rpmRessPtr));
                    328:                if (rpm->extra->requires == NULL) {
1.11      veillard  329:                    fprintf(stderr, "rpmOpenRdf : ran out of memory\n");
                    330:                    exit(1);
                    331:                }
1.7       veillard  332:            }
                    333:            /*
                    334:             * Check that we are scanning an RPM Resource.
                    335:             */
                    336:            if ((!strcmp(rdfElemGetPropertyName(elem), "Resource")) &&
                    337:                (rdfElemGetNamespace(elem) == rpmNs)) {
                    338:                value = rdfElemGetValue(elem);
                    339:                if (value != NULL) {
1.28      daniel    340:                    rpm->extra->requires[i] = rpmRequAdd(value, rpm, 0);
1.7       veillard  341:                    i++;
1.28      daniel    342:                    rpm->extra->nb_requires++;
1.20      veillard  343:                } else if (rpm2htmlVerbose > 1) {
1.7       veillard  344:                    fprintf(stderr, "%s : malformed Resource element !\n", file);
                    345:                }
1.20      veillard  346:            } else if (rpm2htmlVerbose > 1) {
1.7       veillard  347:                fprintf(stderr, "%s : malformed Provides bag !\n", file);
                    348:            }
                    349:            elem = rdfNextElem(elem);
                    350:        }
                    351:     }
1.5       veillard  352: 
1.6       veillard  353:     /*
                    354:      * Finish filling the rpmData structure.
                    355:      */
                    356: #ifdef HAVE_SNPRINTF
1.24      daniel    357:     sprintf(nameBuffer, "%s-%s-%s.%s.rpm",
                    358:             rpm->name, rpm->version, rpm->release, rpm->arch);
1.6       veillard  359: #else
1.24      daniel    360:     snprintf(nameBuffer, 200, "%s-%s-%s.%s.rpm",
                    361:              rpm->name, rpm->version, rpm->release, rpm->arch);
1.6       veillard  362: #endif
                    363:     rpm->filename = strdup(nameBuffer);
                    364: 
                    365: 
                    366:     /*
                    367:      * Cleanup.
                    368:      */
1.5       veillard  369:     rdfDestroySchema(rdf);
                    370:     return(rpm);
1.1       httpng    371: }
                    372: 
                    373: /*
1.4       veillard  374:  * Create and RDF file containing the description for the given RPM data.
1.1       httpng    375:  */
                    376: void dumpRpmRdf(rpmDataPtr rpm, rpmSubdirPtr tree) {
1.12      veillard  377:     FILE *output;
                    378:     struct stat stat_buf;
1.1       httpng    379:     struct tm * tstruct;
                    380:     rpmDirPtr dir = rpm->dir;
1.3       veillard  381:     char *base = dir->dir;
1.1       httpng    382:     int i;
1.4       veillard  383:     char buf[10000];
                    384:     char file[1000];
1.29    ! daniel    385:     char dotdot[50];
1.12      veillard  386:     char *buffer;
                    387:     int size;
1.27      daniel    388:     int stat_res = 0;
1.4       veillard  389:     rdfSchema rdf;
                    390:     rdfNamespace rpmNs;
                    391:     rdfDescription desc;
1.29    ! daniel    392:     rdfElement elem;
1.4       veillard  393:     rdfBag bag;
1.29    ! daniel    394:     int deep;
        !           395:     char *ptr;
1.1       httpng    396: 
1.7       veillard  397:     if (!rpm2html_dump_rdf) return;
                    398: 
1.3       veillard  399:     if (rpm2html_rdf_dir != NULL) base = rpm2html_rdf_dir;
                    400: 
1.29    ! daniel    401:     deep = 0;
        !           402:     if (rpm->subdir != NULL)
        !           403:        for (ptr = rpm->subdir, deep++;*ptr != 0;ptr++)
        !           404:            if (*ptr == '/') deep++;
        !           405:     if (dir->subdir != NULL)
        !           406:        for (ptr = dir->subdir, deep++;*ptr != 0;ptr++)
        !           407:            if (*ptr == '/') deep++;
        !           408:     
1.1       httpng    409:     if ((dir->subdir != NULL) && (dir->subdir[0] != '\0')) {
                    410:        if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0'))
1.4       veillard  411:            sprintf(file, "%s/%s/%s/%s.rdf", base, dir->subdir,
1.1       httpng    412:                    rpm->subdir, rpmName(rpm));
                    413:        else
1.4       veillard  414:            sprintf(file, "%s/%s/%s.rdf", base, dir->subdir, rpmName(rpm));
1.1       httpng    415:     } else {
                    416:        if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0'))
1.4       veillard  417:            sprintf(file, "%s/%s/%s.rdf", base, rpm->subdir, rpmName(rpm));
1.1       httpng    418:        else
1.4       veillard  419:            sprintf(file, "%s/%s.rdf", base, rpmName(rpm));
1.1       httpng    420:     }
1.29    ! daniel    421:     dotdot[0] = '\0';
        !           422:     for (;deep > 0;deep --)
        !           423:        strcat(dotdot, "../");
1.1       httpng    424: 
1.12      veillard  425:     /*
                    426:      * Check wether the RPM timestamp is older than the filestamp.
                    427:     if ((stat_res = stat(file, &stat_buf)) == 0) {
                    428:         if (stat_buf.st_mtime > rpm->stamp) return;
                    429:     }
1.27      daniel    430:      */
                    431:     stat_res = stat(file, &stat_buf);
1.9       veillard  432: 
                    433:     /*
                    434:      * Create the directory if needed
                    435:      */
                    436:     if ((dir->subdir != NULL) && (dir->subdir[0] != '\0')) {
                    437:        if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0'))
                    438:            sprintf(buf, "%s/%s/%s", base, dir->subdir, rpm->subdir);
                    439:        else
                    440:            sprintf(buf, "%s/%s", base, dir->subdir);
                    441:     } else {
                    442:        if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0'))
                    443:            sprintf(buf, "%s/%s", base, rpm->subdir);
                    444:        else
                    445:            sprintf(buf, "%s", base);
                    446:     }
                    447:     createDirectory(buf);
                    448: 
1.4       veillard  449:     /*
                    450:      * build the RDF document tree
                    451:      * Note : the order is not important but following the rpmData
                    452:      *        structure order is easier to check.
                    453:      */
                    454:     rdf = rdfNewSchema();
                    455:     rpmNs = rdfNewNamespace(rdf, "http://www.rpm.org/", "RPM");
                    456: 
1.2       httpng    457:     if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0')) {
                    458:        if (dir->mirrors[0] != NULL)
1.4       veillard  459:            sprintf(buf, "%s/%s/%s",
1.2       httpng    460:                dir->mirrors[0], rpm->subdir, rpm->filename);
                    461:        else
1.4       veillard  462:            sprintf(buf, "%s/%s/%s",
1.2       httpng    463:                dir->ftp, rpm->subdir, rpm->filename);
                    464:     } else {
                    465:        if (dir->mirrors[0] != NULL)
1.4       veillard  466:            sprintf(buf, "%s/%s",
1.2       httpng    467:                dir->mirrors[0], rpm->filename);
                    468:        else
1.4       veillard  469:            sprintf(buf, "%s/%s",
1.2       httpng    470:                dir->ftp, rpm->filename);
                    471:     }
1.4       veillard  472:     desc = rdfAddDescription(rdf, NULL, buf);
                    473: 
                    474:     rdfSetValue(desc, "Name", rpmNs, rpm->name);
                    475:     rdfSetValue(desc, "Version", rpmNs, rpm->version);
                    476:     rdfSetValue(desc, "Release", rpmNs, rpm->release);
                    477:     if (rpm->url)
                    478:         rdfSetValue(desc, "URL", rpmNs, rpm->url);
                    479:     if (rpm->arch)
                    480:         rdfSetValue(desc, "Arch", rpmNs, rpm->arch);
                    481:     if (rpm->os)
                    482:         rdfSetValue(desc, "Os", rpmNs, rpm->os);
1.2       httpng    483:     if (rpm->distribution)
1.4       veillard  484:         rdfSetValue(desc, "Distribution", rpmNs, rpm->distribution);
1.2       httpng    485:     if (rpm->vendor)
1.4       veillard  486:         rdfSetValue(desc, "Vendor", rpmNs, rpm->vendor);
1.28      daniel    487:     if (rpm->extra->packager)
                    488:         rdfSetValue(desc, "Packager", rpmNs, rpm->extra->packager);
1.4       veillard  489:     if (rpm->group)
                    490:         rdfSetValue(desc, "Group", rpmNs, rpm->group);
                    491:     if (rpm->summary)
                    492:        rdfSetValue(desc, "Summary", rpmNs, rpm->summary);
1.28      daniel    493:     if (rpm->extra->description)
                    494:        rdfSetValue(desc, "Description", rpmNs, rpm->extra->description);
                    495:     if (rpm->extra->copyright)
                    496:        rdfSetValue(desc, "Copyright", rpmNs, rpm->extra->copyright);
                    497:     if (rpm->extra->changelog)
                    498:         rdfSetValue(desc, "Changelog", rpmNs, rpm->extra->changelog);
                    499:     if (rpm->extra->srcrpm) {
                    500:        rdfSetValue(desc, "Sources", rpmNs, rpm->extra->srcrpm);
1.4       veillard  501:        if (dir->ftpsrc) {
1.7       veillard  502:            rdfSetValue(desc, "SourcesFtp", rpmNs, dir->ftpsrc);
1.4       veillard  503:        }
                    504:     }
1.2       httpng    505:     tstruct = localtime(&(rpm->date));
                    506: #ifdef HAVE_STRFTIME
                    507:     strftime(buf, sizeof(buf) - 1, "%c", tstruct);
                    508: #else
                    509: #error "no strftime, please check !"
                    510: #endif
1.4       veillard  511:     rdfSetValue(desc, "BuildDate", rpmNs, buf);
1.12      veillard  512:     sprintf(buf, "%d", (int) rpm->date);
1.10      veillard  513:     rdfSetValue(desc, "Date", rpmNs, buf);
1.4       veillard  514:     sprintf(buf, "%d", rpm->size);
                    515:     rdfSetValue(desc, "Size", rpmNs, buf);
1.28      daniel    516:     if (rpm->extra->host)
                    517:         rdfSetValue(desc, "BuildHost", rpmNs, rpm->extra->host);
                    518:     if (rpm->extra->nb_resources > 0) {
1.4       veillard  519:        bag = rdfBagCreate(rdf, desc, "Provides", rpmNs);
1.28      daniel    520:         for (i = 0;i < rpm->extra->nb_resources;i++) {
1.29    ! daniel    521:            elem = rdfBagAddValue(bag, "Resource", rpmNs,
1.28      daniel    522:                           rpm->extra->resources[i]->name, NULL);
1.29    ! daniel    523:            if (rpm->extra->resources[i]->name[0] != '/') {
        !           524:                snprintf(buf, sizeof(buf) - 1, "%sresources/%s.rdf",
        !           525:                         dotdot, rpm->extra->resources[i]->name);
        !           526:                xmlSetProp(elem, "href", buf);
        !           527:            }
1.2       httpng    528:         }
                    529:     }
1.28      daniel    530:     if (rpm->extra->nb_requires > 0) {
1.4       veillard  531:        bag = rdfBagCreate(rdf, desc, "Requires", rpmNs);
1.28      daniel    532:         for (i = 0;i < rpm->extra->nb_requires;i++) {
1.29    ! daniel    533:            elem = rdfBagAddValue(bag, "Resource", rpmNs,
1.28      daniel    534:                           rpm->extra->requires[i]->name, NULL);
1.29    ! daniel    535:            if (rpm->extra->requires[i]->name[0] != '/') {
        !           536:                snprintf(buf, sizeof(buf) - 1, "%sresources/%s.rdf",
        !           537:                         dotdot, rpm->extra->requires[i]->name);
        !           538:                xmlSetProp(elem, "href", buf);
        !           539:            }
1.2       httpng    540:         }
                    541:     }
1.28      daniel    542:     if (rpm->extra->filelist)
                    543:         rdfSetValue(desc, "Files", rpmNs, rpm->extra->filelist);
1.4       veillard  544: 
                    545:     /*
1.12      veillard  546:      * Save the RDF to a buffer, remove the tree.
1.4       veillard  547:      */
1.12      veillard  548:     rdfWriteMemory(rdf, &buffer, &size);
1.4       veillard  549:     rdfDestroySchema(rdf);
1.12      veillard  550: 
                    551:     /*
                    552:      * if the file already exists avoid to overwrite it if the content
                    553:      * didn't change.
                    554:      */
                    555:     if ((stat_res == 0) && (stat_buf.st_size == size)) {
                    556:         char *buffer2 = malloc(size * sizeof(char));
                    557: 
                    558:         if (buffer2 == NULL) {
                    559:            fprintf(stderr, " : running out of memory\n");
                    560:            return;
                    561:        }
                    562:        output = fopen(file, "r");
                    563:        if (output == NULL) {
                    564:            fprintf(stderr, "couldn't open %s for reading !\n", file);
                    565:            return;
                    566:        }
                    567:        if (fread(buffer2, size, 1, output) != 1) {
                    568:            fprintf(stderr, "Problem reading from %s !\n", file);
                    569:        }
                    570:        fclose(output);
                    571: 
                    572:        /*
                    573:         * Now compare the content !
                    574:         */
                    575:        if (!memcmp(buffer, buffer2, size)) {
                    576:            free(buffer2);
1.20      veillard  577:            if (rpm2htmlVerbose > 1)
1.12      veillard  578:                fprintf(stderr, "File %s : Content identical !\n", file);
                    579:            return;
                    580:        }
                    581:        free(buffer2);
                    582:     }
                    583: 
                    584:     /*
                    585:      * Dump the file.
                    586:      */
1.20      veillard  587:     if (rpm2htmlVerbose > 1) {
1.12      veillard  588:         printf("Dumping %s\n", file);
                    589:     }
                    590:     output = fopen(file, "w");
                    591:     if (output == NULL) {
                    592:         fprintf(stderr, "couldn't open %s for writing !\n", file);
                    593:        return;
                    594:     }
                    595:     if (fwrite(buffer, size, 1, output) != 1) {
                    596:         fprintf(stderr, "Problem writing to %s !\n", file);
                    597:     }
                    598:     fclose(output);
1.1       httpng    599: }
                    600: 
1.13      veillard  601: /*
                    602:  * Create and RDF file containing informations about a resource.
                    603:  */
                    604: 
                    605: void dumpResRdf(rpmRessPtr res) {
                    606:     FILE *output;
                    607:     struct stat stat_buf;
                    608:     char *base;
                    609:     int i;
                    610:     char buf[10000];
                    611:     char file[1000];
                    612:     char *buffer;
                    613:     int size;
                    614:     int stat_res;
                    615:     rpmDataPtr rpm;
                    616:     rpmDirPtr dir;
                    617:     rdfSchema rdf;
                    618:     rdfNamespace rpmNs;
                    619:     rdfDescription desc;
                    620:     static int initialized = 0;
                    621: 
                    622:     if (!rpm2html_dump_rdf_resources) return;
                    623: 
                    624:     if (rpm2html_rdf_resources_dir != NULL) base = rpm2html_rdf_resources_dir;
                    625:     else return;
                    626: 
                    627:     if (res->nb_provider == 0) return;
                    628: 
1.15      veillard  629:     sprintf(file, "%s/%s.rdf", base, res->name);
1.13      veillard  630: 
                    631:     /*
                    632:      * Create the directory if needed
                    633:      */
                    634:     if (!initialized) {
                    635:        sprintf(buf, "%s", base);
                    636:        createDirectory(buf);
                    637:         initialized = 1;
                    638:     }
                    639: 
                    640:     /*
                    641:      * build the RDF document tree
                    642:      * Note : the order is not important but following the rpmData
                    643:      *        structure order is easier to check.
                    644:      */
                    645:     rdf = rdfNewSchema();
                    646:     rpmNs = rdfNewNamespace(rdf, "http://www.rpm.org/", "RPM");
                    647:     for (i = 0;i < res->nb_provider;i++) {
                    648:         rpm = res->provider[i];
                    649:        dir = rpm->dir;
                    650:        if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0')) {
                    651:            if (dir->mirrors[0] != NULL)
                    652:                sprintf(buf, "%s/%s/%s",
                    653:                    dir->mirrors[0], rpm->subdir, rpm->filename);
                    654:            else
                    655:                sprintf(buf, "%s/%s/%s",
                    656:                    dir->ftp, rpm->subdir, rpm->filename);
                    657:        } else {
                    658:            if (dir->mirrors[0] != NULL)
                    659:                sprintf(buf, "%s/%s",
                    660:                    dir->mirrors[0], rpm->filename);
                    661:            else
                    662:                sprintf(buf, "%s/%s",
                    663:                    dir->ftp, rpm->filename);
                    664:        }
                    665:        desc = rdfAddDescription(rdf, NULL, buf);
1.29    ! daniel    666:        if ((dir->subdir != NULL) && (dir->subdir[0] != '\0')) {
        !           667:            if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0'))
        !           668:                sprintf(buf, "../%s/%s/%s.rdf", dir->subdir,
        !           669:                        rpm->subdir, rpmName(rpm));
        !           670:            else
        !           671:                sprintf(buf, "../%s/%s.rdf", dir->subdir, rpmName(rpm));
        !           672:        } else {
        !           673:            if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0'))
        !           674:                sprintf(buf, "../%s/%s.rdf", rpm->subdir, rpmName(rpm));
        !           675:            else
        !           676:                sprintf(buf, "../%s.rdf", rpmName(rpm));
        !           677:        }
        !           678:        xmlSetProp(desc, "href", buf);
1.13      veillard  679:        rdfSetValue(desc, "Name", rpmNs, rpm->name);
                    680:        rdfSetValue(desc, "Version", rpmNs, rpm->version);
                    681:        rdfSetValue(desc, "Release", rpmNs, rpm->release);
                    682:        if (rpm->arch)
                    683:            rdfSetValue(desc, "Arch", rpmNs, rpm->arch);
                    684:        if (rpm->os)
                    685:            rdfSetValue(desc, "Os", rpmNs, rpm->os);
                    686:        if (rpm->distribution)
                    687:            rdfSetValue(desc, "Distribution", rpmNs, rpm->distribution);
                    688:        if (rpm->vendor)
                    689:            rdfSetValue(desc, "Vendor", rpmNs, rpm->vendor);
                    690:        sprintf(buf, "%d", (int) rpm->date);
                    691:        rdfSetValue(desc, "Date", rpmNs, buf);
1.17      veillard  692:        sprintf(buf, "%d", (int) rpm->size);
                    693:        rdfSetValue(desc, "Size", rpmNs, buf);
1.14      httpng    694:        if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0')) {
                    695:            if ((dir->subdir != NULL) && (dir->subdir[0] != '\0'))
                    696:                sprintf(buf, "%s/%s",
                    697:                    dir->subdir, rpm->subdir);
                    698:            else
                    699:                sprintf(buf, "%s",
                    700:                    rpm->subdir);
                    701:        } else {
                    702:            if ((dir->subdir != NULL) && (dir->subdir[0] != '\0'))
                    703:                sprintf(buf, "%s",
                    704:                    dir->subdir);
                    705:            else
                    706:                buf[0] = '\0';
                    707:        }
                    708:        if (buf[0] != '\0') 
                    709:            rdfSetValue(desc, "Subdir", rpmNs, buf);
1.13      veillard  710:     }
                    711: 
                    712:     /*
                    713:      * Save the RDF to a buffer, remove the tree.
                    714:      */
                    715:     rdfWriteMemory(rdf, &buffer, &size);
                    716:     rdfDestroySchema(rdf);
                    717: 
                    718:     /*
                    719:      * if the file already exists avoid to overwrite it if the content
                    720:      * didn't change.
                    721:      */
                    722:     stat_res = stat(file, &stat_buf);
                    723: 
                    724:     if ((stat_res == 0) && (stat_buf.st_size == size)) {
                    725:         char *buffer2 = malloc(size * sizeof(char));
                    726: 
                    727:         if (buffer2 == NULL) {
                    728:            fprintf(stderr, " : running out of memory\n");
                    729:            return;
                    730:        }
                    731:        output = fopen(file, "r");
                    732:        if (output == NULL) {
                    733:            fprintf(stderr, "couldn't open %s for reading !\n", file);
                    734:            return;
                    735:        }
                    736:        if (fread(buffer2, size, 1, output) != 1) {
                    737:            fprintf(stderr, "Problem reading from %s !\n", file);
                    738:        }
                    739:        fclose(output);
                    740: 
                    741:        /*
                    742:         * Now compare the content !
                    743:         */
                    744:        if (!memcmp(buffer, buffer2, size)) {
                    745:            free(buffer2);
1.20      veillard  746:            if (rpm2htmlVerbose > 1)
1.13      veillard  747:                fprintf(stderr, "File %s : Content identical !\n", file);
                    748:            return;
                    749:        }
                    750:        free(buffer2);
                    751:     }
                    752: 
                    753:     /*
                    754:      * Dump the file.
                    755:      */
1.20      veillard  756:     if (rpm2htmlVerbose > 1) {
1.13      veillard  757:         printf("Dumping %s\n", file);
                    758:     }
                    759:     output = fopen(file, "w");
                    760:     if (output == NULL) {
                    761:         fprintf(stderr, "couldn't open %s for writing !\n", file);
                    762:        return;
                    763:     }
                    764:     if (fwrite(buffer, size, 1, output) != 1) {
                    765:         fprintf(stderr, "Problem writing to %s !\n", file);
                    766:     }
                    767:     fclose(output);
                    768: }
                    769: 
                    770: /*
                    771:  * Dump all the RDf files about known resources.
                    772:  */
                    773: 
                    774: void dumpAllResRdf(void) {
                    775:     rpmRessPtr cur;
                    776: 
                    777:     if (!rpm2html_dump_rdf_resources) return;
                    778: 
                    779:     cur = ressList;
                    780: 
                    781:     while (cur != NULL) {
                    782:         dumpResRdf(cur);
                    783:        cur = cur->next;
                    784:     }
1.21      daniel    785: }
                    786: 
                    787: /*
                    788:  * Dump an apropos RDF file for all packages.
1.22      daniel    789:  * Since the file is really too big to be kept as-if, it is compressed
1.21      daniel    790:  */
                    791: 
                    792: void dumpAproposRdf(void) {
                    793:     rpmDataPtr rpm;
                    794:     char file[1000];
                    795:     char buf[1000];
                    796:     rdfSchema rdf;
                    797:     rdfNamespace rpmNs;
                    798:     rdfDescription desc;
                    799:     rpmDirPtr dir;
                    800:     char *base;
1.22      daniel    801:     char *buffer;
                    802:     int size;
                    803:     gzFile output;
                    804:     int res;
1.21      daniel    805: 
                    806:     if (!rpm2html_dump_rdf_resources) return;
                    807: 
                    808:     if (rpm2html_rdf_resources_dir != NULL) base = rpm2html_rdf_resources_dir;
                    809:     else return;
                    810: 
1.22      daniel    811:     sprintf(file, "%s/fullIndex.rdf.gz", base);
1.21      daniel    812:     if (rpm2htmlVerbose > 1) {
                    813:         printf("Dumping %s\n", file);
                    814:     }
                    815: 
                    816:     /*
                    817:      * build the RDF document tree, one only dump the minimum needed
                    818:      * for searching.
                    819:      */
                    820:     rdf = rdfNewSchema();
                    821:     rpmNs = rdfNewNamespace(rdf, "http://www.rpm.org/", "RPM");
                    822: 
                    823:     rpm = rpmSoftwareList;
                    824: 
                    825:     while (rpm != NULL) {
                    826:        dir = rpm->dir;
                    827:        if ((rpm->subdir != NULL) && (rpm->subdir[0] != '\0')) {
                    828:            if (dir->mirrors[0] != NULL)
                    829:                sprintf(buf, "%s/%s/%s",
                    830:                    dir->mirrors[0], rpm->subdir, rpm->filename);
                    831:            else
                    832:                sprintf(buf, "%s/%s/%s",
                    833:                    dir->ftp, rpm->subdir, rpm->filename);
                    834:        } else {
                    835:            if (dir->mirrors[0] != NULL)
                    836:                sprintf(buf, "%s/%s",
                    837:                    dir->mirrors[0], rpm->filename);
                    838:            else
                    839:                sprintf(buf, "%s/%s",
                    840:                    dir->ftp, rpm->filename);
                    841:        }
                    842:        desc = rdfAddDescription(rdf, NULL, buf);
                    843:        rdfSetValue(desc, "Name", rpmNs, rpm->name);
1.23      veillard  844:        rdfSetValue(desc, "Summary", rpmNs, rpm->summary);
                    845:        rpm = rpm->nextSoft;
1.21      daniel    846:     }
                    847: 
                    848:     /*
                    849:      * Dump the RDF tree, and cleanup.
                    850:      */
1.22      daniel    851:     rdfWriteMemory(rdf, &buffer, &size);
1.21      daniel    852:     rdfDestroySchema(rdf);
1.22      daniel    853: 
                    854:     /*
                    855:      * Write the compressed version of the RDF base.
                    856:      */
                    857:     output = gzopen(file, "w9");
                    858:     if (output == NULL) {
                    859:         fprintf(stderr, "Could not write %s : gzopen failed\n", file);
                    860:        return;
                    861:     }
                    862:     res = gzwrite(output, buffer, size);
                    863:     if (res <= 0) {
                    864:         fprintf(stderr, "Could not write %s : gzwrite failed\n", file);
                    865:        return;
                    866:     }
                    867:     gzclose(output);
1.13      veillard  868: }
                    869: 
1.25      veillard  870: /*
                    871:  * Dump the distribs/xxx.rdf file giving information about a
                    872:  * specific distribution
                    873:  */
                    874: 
                    875: void dumpDistRdf(rpmDirPtr dir) {
                    876:     char buf[100];
                    877:     char file[1000];
                    878:     rdfSchema rdf;
                    879:     rdfNamespace rpmNs;
                    880:     rdfDescription desc;
                    881:     rdfBag mirrors;
                    882:     rdfElement mirror;
                    883:     struct stat stat_buf;
                    884:     int stat_res;
                    885:     char *base, *ptr;
                    886:     char *buffer;
                    887:     int size;
                    888:     FILE *output;
                    889:     int i;
                    890: 
                    891:     if (!rpm2html_dump_rdf_resources) return;
                    892: 
                    893:     if (rpm2html_rdf_resources_dir != NULL) base = rpm2html_rdf_resources_dir;
                    894:     else return;
                    895: 
                    896:     sprintf(buf, "%s", dir->subdir);
                    897:     for (ptr = &buf[0]; *ptr; ptr++) if (*ptr == '/') *ptr = '_';
                    898:     sprintf(file, "%s/distribs", base);
                    899:     createDirectory(file);
                    900:     sprintf(file, "%s/distribs/%s.rdf", base, buf);
                    901: 
                    902:     /*
                    903:      * build the RDF document tree, one only dump the minimum needed
                    904:      * for searching distributions informations.
                    905:      */
                    906:     rdf = rdfNewSchema();
                    907:     rpmNs = rdfNewNamespace(rdf, "http://www.rpm.org/", "RPM");
                    908: 
                    909:     desc = rdfAddDescription(rdf, NULL, dir->ftp);
                    910:     rdfSetValue(desc, "ID", rpmNs, dir->subdir);
                    911:     rdfSetValue(desc, "Name", rpmNs, dir->name);
                    912:     rdfSetValue(desc, "Origin", rpmNs, dir->ftp);
                    913:     rdfSetValue(desc, "Sources", rpmNs, dir->ftpsrc);
                    914:     sprintf(buf, "%d", dir->files);
                    915:     mirrors = rdfBagCreate(rdf, desc, "Mirrors", rpmNs);
                    916:     for (i = 0;i < dir->nb_mirrors;i++) {
                    917:        mirror = rdfBagAddValue(mirrors, "Mirror", rpmNs, NULL, NULL);
                    918:        rdfSetElementResource(rdf, mirror, dir->mirrors[i]);
                    919:     }
                    920: 
                    921:     /*
                    922:      * Dump the RDF tree, and cleanup.
                    923:      */
                    924:     rdfWriteMemory(rdf, &buffer, &size);
                    925:     rdfDestroySchema(rdf);
                    926: 
                    927:     /*
                    928:      * if the file already exists avoid to overwrite it if the content
                    929:      * didn't change.
                    930:      */
                    931:     stat_res = stat(file, &stat_buf);
                    932: 
                    933:     if ((stat_res == 0) && (stat_buf.st_size == size)) {
                    934:         char *buffer2 = malloc(size * sizeof(char));
                    935: 
                    936:         if (buffer2 == NULL) {
                    937:            fprintf(stderr, " : running out of memory\n");
                    938:            return;
                    939:        }
                    940:        output = fopen(file, "r");
                    941:        if (output == NULL) {
                    942:            fprintf(stderr, "couldn't open %s for reading !\n", file);
                    943:            return;
                    944:        }
                    945:        if (fread(buffer2, size, 1, output) != 1) {
                    946:            fprintf(stderr, "Problem reading from %s !\n", file);
                    947:        }
                    948:        fclose(output);
                    949: 
                    950:        /*
                    951:         * Now compare the content !
                    952:         */
                    953:        if (!memcmp(buffer, buffer2, size)) {
                    954:            free(buffer2);
                    955:            if (rpm2htmlVerbose > 1)
                    956:                fprintf(stderr, "File %s : Content identical !\n", file);
                    957:            return;
                    958:        }
                    959:        free(buffer2);
                    960:     }
                    961: 
                    962:     /*
                    963:      * Dump the file.
                    964:      */
                    965:     if (rpm2htmlVerbose > 1) {
                    966:         printf("Dumping %s\n", file);
                    967:     }
                    968:     output = fopen(file, "w");
                    969:     if (output == NULL) {
                    970:         fprintf(stderr, "couldn't open %s for writing !\n", file);
                    971:        return;
                    972:     }
                    973:     if (fwrite(buffer, size, 1, output) != 1) {
                    974:         fprintf(stderr, "Problem writing to %s !\n", file);
                    975:     }
                    976:     fclose(output);
                    977: }
1.26      daniel    978: 
                    979: /*
                    980:  * Dump the distribs/metadata.rdf file listing all the recognized
                    981:  * metadata mirrors sites.
                    982:  */
                    983: 
                    984: void dumpMetadataListRdf(void) {
                    985:     char file[1000];
                    986:     rdfSchema rdf;
                    987:     rdfNamespace rpmNs;
                    988:     rdfDescription desc;
                    989:     struct stat stat_buf;
                    990:     int stat_res;
                    991:     char *base;
                    992:     char *buffer;
                    993:     int size;
                    994:     FILE *output;
                    995:     int i;
                    996: 
                    997:     if (!rpm2html_dump_rdf_resources) return;
                    998: 
                    999:     if (rpm2html_rdf_resources_dir != NULL) base = rpm2html_rdf_resources_dir;
                   1000:     else return;
                   1001: 
                   1002:     sprintf(file, "%s/distribs", base);
                   1003:     createDirectory(file);
                   1004:     sprintf(file, "%s/distribs/metadata.rdf", base);
                   1005: 
                   1006:     /*
                   1007:      * build the RDF document tree, one only dump the minimum needed
                   1008:      * for searching distributions informations.
                   1009:      */
                   1010:     rdf = rdfNewSchema();
                   1011:     rpmNs = rdfNewNamespace(rdf, "http://www.rpm.org/", "RPM");
                   1012: 
                   1013:     for (i = 0;i < nb_metadata_mirrors;i++){
                   1014:         desc = rdfAddDescription(rdf, NULL, metadata_mirrors[i]);
                   1015:        rdfSetValue(desc, "URI", rpmNs, metadata_mirrors[i]);
                   1016:     }
                   1017: 
                   1018:     /*
                   1019:      * Dump the RDF tree, and cleanup.
                   1020:      */
                   1021:     rdfWriteMemory(rdf, &buffer, &size);
                   1022:     rdfDestroySchema(rdf);
                   1023: 
                   1024:     /*
                   1025:      * if the file already exists avoid to overwrite it if the content
                   1026:      * didn't change.
                   1027:      */
                   1028:     stat_res = stat(file, &stat_buf);
                   1029: 
                   1030:     if ((stat_res == 0) && (stat_buf.st_size == size)) {
                   1031:         char *buffer2 = malloc(size * sizeof(char));
                   1032: 
                   1033:         if (buffer2 == NULL) {
                   1034:            fprintf(stderr, " : running out of memory\n");
                   1035:            return;
                   1036:        }
                   1037:        output = fopen(file, "r");
                   1038:        if (output == NULL) {
                   1039:            fprintf(stderr, "couldn't open %s for reading !\n", file);
                   1040:            return;
                   1041:        }
                   1042:        if (fread(buffer2, size, 1, output) != 1) {
                   1043:            fprintf(stderr, "Problem reading from %s !\n", file);
                   1044:        }
                   1045:        fclose(output);
                   1046: 
                   1047:        /*
                   1048:         * Now compare the content !
                   1049:         */
                   1050:        if (!memcmp(buffer, buffer2, size)) {
                   1051:            free(buffer2);
                   1052:            if (rpm2htmlVerbose > 1)
                   1053:                fprintf(stderr, "File %s : Content identical !\n", file);
                   1054:            return;
                   1055:        }
                   1056:        free(buffer2);
                   1057:     }
                   1058: 
                   1059:     /*
                   1060:      * Dump the file.
                   1061:      */
                   1062:     if (rpm2htmlVerbose > 1) {
                   1063:         printf("Dumping %s\n", file);
                   1064:     }
                   1065:     output = fopen(file, "w");
                   1066:     if (output == NULL) {
                   1067:         fprintf(stderr, "couldn't open %s for writing !\n", file);
                   1068:        return;
                   1069:     }
                   1070:     if (fwrite(buffer, size, 1, output) != 1) {
                   1071:         fprintf(stderr, "Problem writing to %s !\n", file);
                   1072:     }
                   1073:     fclose(output);
                   1074: }
                   1075: 
1.25      veillard 1076: /*
                   1077:  * Dump the distribs/list.rdf file listing all the recognized distributions
1.26      daniel   1078:  * as well as the metadata mirrors list.
1.25      veillard 1079:  */
                   1080: 
                   1081: void dumpDistListRdf(void) {
                   1082:     rpmDirPtr dir;
                   1083:     char file[1000];
                   1084:     rdfSchema rdf;
                   1085:     rdfNamespace rpmNs;
                   1086:     rdfDescription desc;
                   1087:     struct stat stat_buf;
                   1088:     int stat_res;
                   1089:     char *base;
                   1090:     char *buffer;
                   1091:     int size;
                   1092:     FILE *output;
                   1093: 
                   1094:     if (!rpm2html_dump_rdf_resources) return;
                   1095: 
                   1096:     if (rpm2html_rdf_resources_dir != NULL) base = rpm2html_rdf_resources_dir;
                   1097:     else return;
                   1098: 
1.26      daniel   1099:     dumpMetadataListRdf();
                   1100: 
1.25      veillard 1101:     sprintf(file, "%s/distribs", base);
                   1102:     createDirectory(file);
                   1103:     sprintf(file, "%s/distribs/list.rdf", base);
                   1104: 
                   1105:     /*
                   1106:      * build the RDF document tree, one only dump the minimum needed
                   1107:      * for searching distributions informations.
                   1108:      */
                   1109:     rdf = rdfNewSchema();
                   1110:     rpmNs = rdfNewNamespace(rdf, "http://www.rpm.org/", "RPM");
                   1111: 
                   1112:     dir = dirList;
                   1113:     while (dir != NULL) {
                   1114:         desc = rdfAddDescription(rdf, NULL, dir->ftp);
                   1115:        rdfSetValue(desc, "ID", rpmNs, dir->subdir);
                   1116:        dumpDistRdf(dir);
                   1117:         dir = dir->next;
                   1118:     }
                   1119:     /*
                   1120:      * Dump the RDF tree, and cleanup.
                   1121:      */
                   1122:     rdfWriteMemory(rdf, &buffer, &size);
                   1123:     rdfDestroySchema(rdf);
                   1124: 
                   1125:     /*
                   1126:      * if the file already exists avoid to overwrite it if the content
                   1127:      * didn't change.
                   1128:      */
                   1129:     stat_res = stat(file, &stat_buf);
                   1130: 
                   1131:     if ((stat_res == 0) && (stat_buf.st_size == size)) {
                   1132:         char *buffer2 = malloc(size * sizeof(char));
                   1133: 
                   1134:         if (buffer2 == NULL) {
                   1135:            fprintf(stderr, " : running out of memory\n");
                   1136:            return;
                   1137:        }
                   1138:        output = fopen(file, "r");
                   1139:        if (output == NULL) {
                   1140:            fprintf(stderr, "couldn't open %s for reading !\n", file);
                   1141:            return;
                   1142:        }
                   1143:        if (fread(buffer2, size, 1, output) != 1) {
                   1144:            fprintf(stderr, "Problem reading from %s !\n", file);
                   1145:        }
                   1146:        fclose(output);
                   1147: 
                   1148:        /*
                   1149:         * Now compare the content !
                   1150:         */
                   1151:        if (!memcmp(buffer, buffer2, size)) {
                   1152:            free(buffer2);
                   1153:            if (rpm2htmlVerbose > 1)
                   1154:                fprintf(stderr, "File %s : Content identical !\n", file);
                   1155:            return;
                   1156:        }
                   1157:        free(buffer2);
                   1158:     }
                   1159: 
                   1160:     /*
                   1161:      * Dump the file.
                   1162:      */
                   1163:     if (rpm2htmlVerbose > 1) {
                   1164:         printf("Dumping %s\n", file);
                   1165:     }
                   1166:     output = fopen(file, "w");
                   1167:     if (output == NULL) {
                   1168:         fprintf(stderr, "couldn't open %s for writing !\n", file);
                   1169:        return;
                   1170:     }
                   1171:     if (fwrite(buffer, size, 1, output) != 1) {
                   1172:         fprintf(stderr, "Problem writing to %s !\n", file);
                   1173:     }
                   1174:     fclose(output);
                   1175: }
1.26      daniel   1176: 

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