Fossil

*/
#define MC_NONE           0  /*  default handling           */
#define MC_PERMIT_HOOKS   1  /*  permit hooks to execute    */

/*
** A single F-card within a manifest
*/
struct ManifestFile { 
struct ManifestFile {
  char *zName;           /* Name of a file */
  char *zUuid;           /* UUID of the file */
  char *zPerm;           /* File permissions */
  char *zPrior;          /* Prior name if the name was changed */
};

  int nFileAlloc;       /* Slots allocated in aFile[] */
  int iFile;            /* Index of current file in iterator */
  ManifestFile *aFile;  /* One entry for each F-card */
  int nParent;          /* Number of parents. */
  int nParentAlloc;     /* Slots allocated in azParent[] */
  char **azParent;      /* UUIDs of parents.  One for each P card argument */
  int nCherrypick;      /* Number of entries in aCherrypick[] */
  struct {            
  struct {
    char *zCPTarget;    /* UUID of cherry-picked version w/ +|- prefix */
    char *zCPBase;      /* UUID of cherry-pick baseline. NULL for singletons */
  } *aCherrypick;
  int nCChild;          /* Number of cluster children */
  int nCChildAlloc;     /* Number of closts allocated in azCChild[] */
  char **azCChild;      /* UUIDs of referenced objects in a cluster. M cards */
  int nTag;             /* Number of T Cards */
  int nTagAlloc;        /* Slots allocated in aTag[] */
  struct TagType {
    char *zName;           /* Name of the tag */
    char *zUuid;           /* UUID that the tag is applied to */
    char *zValue;          /* Value if the tag is really a property */
  } *aTag;              /* One for each T card */
  int nField;           /* Number of J cards */
  int nFieldAlloc;      /* Slots allocated in aField[] */
  struct { 
  struct {
    char *zName;           /* Key or field name */
    char *zValue;          /* Value of the field */
  } *aField;            /* One for each J card */
};
#endif

/*

/*
** Verify the Z-card checksum on the artifact, if there is such a
** checksum.  Return 0 if there is no Z-card.  Return 1 if the Z-card
** exists and is correct.  Return 2 if the Z-card exists and has the wrong
** value.
**
**   0123456789 123456789 123456789 123456789 
**   0123456789 123456789 123456789 123456789
**   Z aea84f4f863865a8d59d0384e4d2a41c
*/
static int verify_z_card(const char *z, int n){
  if( n<35 ) return 0;
  if( z[n-35]!='Z' || z[n-34]!=' ' ) return 0;
  md5sum_init();
  md5sum_step_text(z, n-35);

      */
      case 'A': {
        char *zName, *zTarget, *zSrc;
        int nTarget = 0, nSrc = 0;
        zName = next_token(&x, 0);
        zTarget = next_token(&x, &nTarget);
        zSrc = next_token(&x, &nSrc);
        if( zName==0 || zTarget==0 ) goto manifest_syntax_error;      
        if( zName==0 || zTarget==0 ) goto manifest_syntax_error;
        if( p->zAttachName!=0 ) goto manifest_syntax_error;
        defossilize(zName);
        if( !file_is_simple_pathname(zName, 0) ){
          SYNTAX("invalid filename on A-card");
        }
        defossilize(zTarget);
        if( (nTarget!=UUID_SIZE || !validate16(zTarget, UUID_SIZE))

        if( p->rDate<=0.0 ) SYNTAX("cannot parse date on D-card");
        break;
      }

      /*
      **     E <timestamp> <uuid>
      **
      ** An "event" card that contains the timestamp of the event in the 
      ** An "event" card that contains the timestamp of the event in the
      ** format YYYY-MM-DDtHH:MM:SS and a unique identifier for the event.
      ** The event timestamp is distinct from the D timestamp.  The D
      ** timestamp is when the artifact was created whereas the E timestamp
      ** is when the specific event is said to occur.
      */
      case 'E': {
        if( p->rEventDate>0.0 ) SYNTAX("more than one E-card");

          defossilize(zPriorName);
          if( !file_is_simple_pathname(zPriorName, 0) ){
            SYNTAX("F-card old filename is not a simple path");
          }
        }
        if( p->nFile>=p->nFileAlloc ){
          p->nFileAlloc = p->nFileAlloc*2 + 10;
          p->aFile = fossil_realloc(p->aFile, 
          p->aFile = fossil_realloc(p->aFile,
                                    p->nFileAlloc*sizeof(p->aFile[0]) );
        }
        i = p->nFile++;
        p->aFile[i].zName = zName;
        p->aFile[i].zUuid = zUuid;
        p->aFile[i].zPerm = zPerm;
        p->aFile[i].zPrior = zPriorName;

      ** Create or cancel a tag or property.  The tagname is fossil-encoded.
      ** The first character of the name must be either "+" to create a
      ** singleton tag, "*" to create a propagating tag, or "-" to create
      ** anti-tag that undoes a prior "+" or blocks propagation of of
      ** a "*".
      **
      ** The tag is applied to <uuid>.  If <uuid> is "*" then the tag is
      ** applied to the current manifest.  If <value> is provided then 
      ** applied to the current manifest.  If <value> is provided then
      ** the tag is really a property with the given value.
      **
      ** Tags are not allowed in clusters.  Multiple T lines are allowed.
      */
      case 'T': {
        char *zName, *zValue;
        zName = next_token(&x, 0);

    if( p->pBaseline==0 ){
      if( !throwError ){
        db_multi_exec(
           "INSERT OR IGNORE INTO orphan(rid, baseline) VALUES(%d,%d)",
           p->rid, rid
        );
        return 1;
      }    
      }
      fossil_fatal("cannot access baseline manifest %S", p->zBaseline);
    }
  }
  return 0;
}

/*

/*
** Advance to the next manifest-file.
**
** Return NULL for end-of-records or if there is an error.  If an error
** occurs and pErr!=0 then store 1 in *pErr.
*/
ManifestFile *manifest_file_next(
  Manifest *p,   
  Manifest *p,
  int *pErr
){
  ManifestFile *pOut = 0;
  if( pErr ) *pErr = 0;
  if( p->pBaseline==0 ){
    /* Manifest p is a baseline-manifest.  Just scan down the list
    ** of files. */

  db_exec(&s1);
  if( pid && fid ){
    content_deltify(pid, fid, 0);
  }
}

/*
** Do a binary search to find a file in the p->aFile[] array.  
** Do a binary search to find a file in the p->aFile[] array.
**
** As an optimization, guess that the file we seek is at index p->iFile.
** That will usually be the case.  If it is not found there, then do the
** actual binary search.
**
** Update p->iFile to be the index of the file that is found.
*/

}

/*
** Locate a file named zName in the aFile[] array of the given manifest.
** Return a pointer to the appropriate ManifestFile object.  Return NULL
** if not found.
**
** This routine works even if p is a delta-manifest.  The pointer 
** This routine works even if p is a delta-manifest.  The pointer
** returned might be to the baseline.
**
** We assume that filenames are in sorted order and use a binary search.
*/
ManifestFile *manifest_file_seek(Manifest *p, const char *zName){
  ManifestFile *pFile;
  

  pFile = manifest_file_seek_base(p, zName);
  if( pFile && pFile->zUuid==0 ) return 0;
  if( pFile==0 && p->zBaseline ){
    fetch_baseline(p, 1);
    pFile = manifest_file_seek_base(p->pBaseline, zName);
  }
  return pFile;

  if( fetch_baseline(pParent, 0) || fetch_baseline(pChild, 0) ){
    manifest_destroy(*ppOther);
    return;
  }
  isPublic = !content_is_private(cid);

  /* Try to make the parent manifest a delta from the child, if that
  ** is an appropriate thing to do.  For a new baseline, make the 
  ** is an appropriate thing to do.  For a new baseline, make the
  ** previous baseline a delta from the current baseline.
  */
  if( (pParent->zBaseline==0)==(pChild->zBaseline==0) ){
    content_deltify(pid, cid, 0); 
    content_deltify(pid, cid, 0);
  }else if( pChild->zBaseline==0 && pParent->zBaseline!=0 ){
    content_deltify(pParent->pBaseline->rid, cid, 0);
  }

  /* Remember all children less than a few seconds younger than their parent,
  ** as we might want to fudge the times for those children.
  */
  if( pChild->rDate<pParent->rDate+AGE_FUDGE_WINDOW
      && manifest_crosslink_busy
  ){
    db_multi_exec(
       "INSERT OR REPLACE INTO time_fudge VALUES(%d, %.17g, %d, %.17g);",
       pParent->rid, pParent->rDate, pChild->rid, pChild->rDate
    );
  }

  /* First look at all files in pChild, ignoring its baseline.  This
  ** is where most of the changes will be found.
  */  
  */
  for(i=0, pChildFile=pChild->aFile; i<pChild->nFile; i++, pChildFile++){
    int mperm = manifest_file_mperm(pChildFile);
    if( pChildFile->zPrior ){
       pParentFile = manifest_file_seek(pParent, pChildFile->zPrior);
       if( pParentFile ){
         /* File with name change */
         add_one_mlink(cid, pParentFile->zUuid, pChildFile->zUuid,

  }else if( pChild->zBaseline==0 ){
    /* pChild is a baseline.  Look for files that are present in pParent
    ** but are missing from pChild and mark them as having been deleted. */
    manifest_file_rewind(pParent);
    while( (pParentFile = manifest_file_next(pParent,0))!=0 ){
      pChildFile = manifest_file_seek(pChild, pParentFile->zName);
      if( pChildFile==0 && pParentFile->zUuid!=0 ){
        add_one_mlink(cid, pParentFile->zUuid, 0, pParentFile->zName, 0, 
        add_one_mlink(cid, pParentFile->zUuid, 0, pParentFile->zName, 0,
                      isPublic, 0);
      }
    }
  }
  manifest_cache_insert(*ppOther);
}

  blob_zero(&comment);
  blob_zero(&brief);
  if( once ){
    once = 0;
    zTitleExpr = db_get("ticket-title-expr", "title");
    zStatusColumn = db_get("ticket-status-column", "status");
  }
  zTitle = db_text("unknown", 
  zTitle = db_text("unknown",
    "SELECT %s FROM ticket WHERE tkt_uuid='%s'",
    zTitleExpr, pManifest->zTicketUuid
  );
  if( !isNew ){
    for(i=0; i<pManifest->nField; i++){
      if( fossil_strcmp(pManifest->aField[i].zName, zStatusColumn)==0 ){
        zNewStatus = pManifest->aField[i].zValue;
      }
    }
    if( zNewStatus ){
      blob_appendf(&comment, "%h ticket [%.10s]: <i>%h</i>",
         zNewStatus, pManifest->zTicketUuid, zTitle
      );
      if( pManifest->nField>1 ){
        blob_appendf(&comment, " plus %d other change%s",
          pManifest->nField-1, pManifest->nField==2 ? "" : "s");
      }
      blob_appendf(&brief, "%h ticket [%.10s].",
                   zNewStatus, pManifest->zTicketUuid);
    }else{
      zNewStatus = db_text("unknown", 
      zNewStatus = db_text("unknown",
         "SELECT %s FROM ticket WHERE tkt_uuid='%s'",
         zStatusColumn, pManifest->zTicketUuid
      );
      blob_appendf(&comment, "Ticket [%.10s] <i>%h</i> status still %h with "
           "%d other change%s",
           pManifest->zTicketUuid, zTitle, zNewStatus, pManifest->nField,
           pManifest->nField==1 ? "" : "s"

**      *  Attachment
**      *  Event
**
** If the input is a control artifact, then make appropriate entries
** in the auxiliary tables of the database in order to crosslink the
** artifact.
**
** If global variable g.xlinkClusterOnly is true, then ignore all 
** If global variable g.xlinkClusterOnly is true, then ignore all
** control artifacts other than clusters.
**
** This routine always resets the pContent blob before returning.
**
** Historical note:  This routine original processed manifests only.
** Processing for other control artifacts was added later.  The name
** of the routine, "manifest_crosslink", and the name of this source

        "    %.17g"
        "  ),"
        "  %d,%Q,%Q,"
        "  (SELECT value FROM tagxref WHERE tagid=%d AND rid=%d AND tagtype>0),"
        "  (SELECT value FROM tagxref WHERE tagid=%d AND rid=%d),"
        "  (SELECT value FROM tagxref WHERE tagid=%d AND rid=%d),%.17g);",
        TAG_DATE, rid, p->rDate,
        rid, p->zUser, p->zComment, 
        rid, p->zUser, p->zComment,
        TAG_BGCOLOR, rid,
        TAG_USER, rid,
        TAG_COMMENT, rid, p->rDate
      );
      zCom = db_text(0, "SELECT coalesce(ecomment, comment) FROM event"
                        " WHERE rowid=last_insert_rowid()");
      wiki_extract_links(zCom, rid, 0, p->rDate, 1, WIKI_INLINE);

          case '-':  type = 0;  break;  /* Cancel prior occurrences */
          case '+':  type = 1;  break;  /* Apply to target only */
          case '*':  type = 2;  break;  /* Propagate to descendants */
          default:
            fossil_error(1, "unknown tag type in manifest: %s", p->aTag);
            return 0;
        }
        tag_insert(&p->aTag[i].zName[1], type, p->aTag[i].zValue, 
        tag_insert(&p->aTag[i].zName[1], type, p->aTag[i].zValue,
                   rid, p->rDate, tid);
      }
    }
    if( parentid ){
      tag_propagate_all(parentid);
    }
  }

    db_multi_exec(
      "REPLACE INTO event(type,mtime,objid,user,comment,"
      "                  bgcolor,euser,ecomment)"
      "VALUES('w',%.17g,%d,%Q,%Q,"
      "  (SELECT value FROM tagxref WHERE tagid=%d AND rid=%d AND tagtype>1),"
      "  (SELECT value FROM tagxref WHERE tagid=%d AND rid=%d),"
      "  (SELECT value FROM tagxref WHERE tagid=%d AND rid=%d));",
      p->rDate, rid, p->zUser, zComment, 
      p->rDate, rid, p->zUser, zComment,
      TAG_BGCOLOR, rid,
      TAG_BGCOLOR, rid,
      TAG_USER, rid,
      TAG_COMMENT, rid
    );
    free(zComment);
  }

    if( subsequent ){
      content_deltify(rid, subsequent, 0);
    }else{
      db_multi_exec(
        "REPLACE INTO event(type,mtime,objid,tagid,user,comment,bgcolor)"
        "VALUES('e',%.17g,%d,%d,%Q,%Q,"
        "  (SELECT value FROM tagxref WHERE tagid=%d AND rid=%d));",
        p->rEventDate, rid, tagid, p->zUser, p->zComment, 
        p->rEventDate, rid, tagid, p->zUser, p->zComment,
        TAG_BGCOLOR, rid
      );
    }
  }
  if( p->type==CFTYPE_TICKET ){
    char *zTag;

          "(SELECT max(mtime) FROM attachment"
          "  WHERE target=%Q AND filename=%Q))"
       " WHERE target=%Q AND filename=%Q",
       p->zAttachTarget, p->zAttachName,
       p->zAttachTarget, p->zAttachName
    );
    if( strlen(p->zAttachTarget)!=UUID_SIZE
     || !validate16(p->zAttachTarget, UUID_SIZE) 
     || !validate16(p->zAttachTarget, UUID_SIZE)
    ){
      char *zComment;
      if( p->zAttachSrc && p->zAttachSrc[0] ){
        zComment = mprintf(
             "Add attachment [/artifact/%S|%h] to wiki page [%h]",
             p->zAttachSrc, p->zAttachName, p->zAttachTarget);
      }else{