Fossil

    @ <pre>
    @ %h(blob_str(&fullbody))
    @ </pre>
  }
  style_footer();
  manifest_destroy(pTNote);
}

/*
** Add or update a new tech note to the repository.  rid is id of
** the prior version of this technote, if any. 
**
** zId specifies the uuid of the tech note
** zBody specifies the content of the tech note
** zETime specifies the timestamp of the tech note
** zMimeType specifies the N-card for the wiki page. If it is 0,
** empty, or "text/x-fossil-wiki" (the default format) then it is
** ignored.
** zComment is the comment shown on the timeline.
** zTags are the tags for the tech note.
** zClr is the background color used for the tech note on the timeline.
**
** returns 1 if the tech note was added or updated, 0 if the
** update failed making an invalid artifact
*/
int event_commit_common(int rid, const char *zId, const char *zBody, char *zETime,
                        const char *zMimetype, const char *zComment,
                        const char *zTags, const char *zClr){
  Blob event;
  char *zDate;
  Blob cksum;
  int nrid, n;

  blob_init(&event, 0, 0);
  db_begin_transaction();
  while( fossil_isspace(zComment[0]) ) zComment++;
  n = strlen(zComment);
  while( n>0 && fossil_isspace(zComment[n-1]) ){ n--; }
  if( n>0 ){
    blob_appendf(&event, "C %#F\n", n, zComment);
  }
  zDate = date_in_standard_format("now");
  blob_appendf(&event, "D %s\n", zDate);
  free(zDate);
  
  zETime[10] = 'T';
  blob_appendf(&event, "E %s %s\n", zETime, zId);
  zETime[10] = ' ';
  if( rid ){
    char *zUuid = db_text(0, "SELECT uuid FROM blob WHERE rid=%d", rid);
    blob_appendf(&event, "P %s\n", zUuid);
    free(zUuid);
  }
  if( zMimetype && zMimetype[0] ){
    blob_appendf(&event, "N %s\n", zMimetype);
  }
  if( zClr && zClr[0] ){
    blob_appendf(&event, "T +bgcolor * %F\n", zClr);
  }
  if( zTags && zTags[0] ){
    Blob tags, one;
    int i, j;
    Stmt q;
    char *zBlob;

    /* Load the tags string into a blob */
    blob_zero(&tags);
    blob_append(&tags, zTags, -1);

    /* Collapse all sequences of whitespace and "," characters into
    ** a single space character */
    zBlob = blob_str(&tags);
    for(i=j=0; zBlob[i]; i++, j++){
      if( fossil_isspace(zBlob[i]) || zBlob[i]==',' ){
        while( fossil_isspace(zBlob[i+1]) ){ i++; }
        zBlob[j] = ' ';
      }else{
        zBlob[j] = zBlob[i];
      }
    }
    blob_resize(&tags, j);

    /* Parse out each tag and load it into a temporary table for sorting */
    db_multi_exec("CREATE TEMP TABLE newtags(x);");
    while( blob_token(&tags, &one) ){
      db_multi_exec("INSERT INTO newtags VALUES(%B)", &one);
    }
    blob_reset(&tags);

    /* Extract the tags in sorted order and make an entry in the
    ** artifact for each. */
    db_prepare(&q, "SELECT x FROM newtags ORDER BY x");
    while( db_step(&q)==SQLITE_ROW ){
      blob_appendf(&event, "T +sym-%F *\n", db_column_text(&q, 0));
    }
    db_finalize(&q);
  }
  if( !login_is_nobody() ){
    blob_appendf(&event, "U %F\n", login_name());
  }
  blob_appendf(&event, "W %d\n%s\n", strlen(zBody), zBody);
  md5sum_blob(&event, &cksum);
  blob_appendf(&event, "Z %b\n", &cksum);
  blob_reset(&cksum);
  nrid = content_put(&event);
  db_multi_exec("INSERT OR IGNORE INTO unsent VALUES(%d)", nrid);
  if( manifest_crosslink(nrid, &event, MC_NONE)==0 ){
    db_end_transaction(1);
    return 0;
  }
  assert( blob_is_reset(&event) );
  content_deltify(rid, nrid, 0);
  db_end_transaction(0);
  return 1;
}

/*
** WEBPAGE: technoteedit
** WEBPAGE: eventedit
**
** Revise or create a technical note (formerly called an 'event').
**

        "   AND tag.tagname GLOB 'sym-*'",
        rid
      );
    }
  }
  zETime = db_text(0, "SELECT coalesce(datetime(%Q),datetime('now'))", zETime);
  if( P("submit")!=0 && (zBody!=0 && zComment!=0) ){
    char *zDate;
    Blob cksum;
    int nrid, n;
    blob_init(&event, 0, 0);
    db_begin_transaction();
    login_verify_csrf_secret();
    while( fossil_isspace(zComment[0]) ) zComment++;
    n = strlen(zComment);
    while( n>0 && fossil_isspace(zComment[n-1]) ){ n--; }
    if( n>0 ){
      blob_appendf(&event, "C %#F\n", n, zComment);
    }
    zDate = date_in_standard_format("now");
    blob_appendf(&event, "D %s\n", zDate);
    free(zDate);
    zETime[10] = 'T';
    blob_appendf(&event, "E %s %s\n", zETime, zId);
    zETime[10] = ' ';
    if( rid ){
      char *zUuid = db_text(0, "SELECT uuid FROM blob WHERE rid=%d", rid);
      blob_appendf(&event, "P %s\n", zUuid);
      free(zUuid);
    }
    if( zMimetype && zMimetype[0] ){
      blob_appendf(&event, "N %s\n", zMimetype);
    }
    if( zClr && zClr[0] ){
      blob_appendf(&event, "T +bgcolor * %F\n", zClr);
    }
    if( zTags && zTags[0] ){
      Blob tags, one;
      int i, j;
      Stmt q;
      char *zBlob;

    if ( !event_commit_common(rid, zId, zBody, zETime, zMimetype, zComment, zTags, zClr) ){
      /* Load the tags string into a blob */
      blob_zero(&tags);
      blob_append(&tags, zTags, -1);

      /* Collapse all sequences of whitespace and "," characters into
      ** a single space character */
      zBlob = blob_str(&tags);
      for(i=j=0; zBlob[i]; i++, j++){
        if( fossil_isspace(zBlob[i]) || zBlob[i]==',' ){
          while( fossil_isspace(zBlob[i+1]) ){ i++; }
          zBlob[j] = ' ';
        }else{
          zBlob[j] = zBlob[i];
        }
      }
      blob_resize(&tags, j);

      /* Parse out each tag and load it into a temporary table for sorting */
      db_multi_exec("CREATE TEMP TABLE newtags(x);");
      while( blob_token(&tags, &one) ){
        db_multi_exec("INSERT INTO newtags VALUES(%B)", &one);
      }
      blob_reset(&tags);

      /* Extract the tags in sorted order and make an entry in the
      ** artifact for each. */
      db_prepare(&q, "SELECT x FROM newtags ORDER BY x");
      while( db_step(&q)==SQLITE_ROW ){
        blob_appendf(&event, "T +sym-%F *\n", db_column_text(&q, 0));
      }
      db_finalize(&q);
    }
    if( !login_is_nobody() ){
      blob_appendf(&event, "U %F\n", login_name());
    }
    blob_appendf(&event, "W %d\n%s\n", strlen(zBody), zBody);
    md5sum_blob(&event, &cksum);
    blob_appendf(&event, "Z %b\n", &cksum);
    blob_reset(&cksum);
    nrid = content_put(&event);
    db_multi_exec("INSERT OR IGNORE INTO unsent VALUES(%d)", nrid);
    if( manifest_crosslink(nrid, &event, MC_NONE)==0 ){
      db_end_transaction(1);
      style_header("Error");
      @ Internal error:  Fossil tried to make an invalid artifact for
      @ the edited technode.
      @ the edited technote.
      style_footer();
      return;
    }
    assert( blob_is_reset(&event) );
    content_deltify(rid, nrid, 0);
    db_end_transaction(0);
    cgi_redirectf("technote?name=%T", zId);
  }
  if( P("cancel")!=0 ){
    cgi_redirectf("technote?name=%T", zId);
    return;
  }
  if( zBody==0 ){

  @ <input type="submit" name="preview" value="Preview Your Changes" />
  @ <input type="submit" name="submit" value="Apply These Changes" />
  @ <input type="submit" name="cancel" value="Cancel" />
  @ </td></tr></table>
  @ </div></form>
  style_footer();
}

/*
** Add a new tech note to the repository.  The timestamp is
** given by the zETime parameter.  isNew must be true to create
** a new page.  If no previous page with the name zPageName exists
** and isNew is false, then this routine throws an error.
**
** The content of the new page is given by the blob pContent.
**
** zMimeType specifies the N-card for the wiki page. If it is 0,
** empty, or "text/x-fossil-wiki" (the default format) then it is
** ignored.
** zComment is the comment that will appear on the timeline for
** this technote
** zTags is a list of the tags for this technote
** zCLr is the background color for this technote
*/
int event_cmd_commit(char *zETime, int isNew, Blob *pContent,
                     const char *zMimeType, const char *zComment,
                     const char *zTags, const char *zClr){
  int rid;                /* Artifact id of the tech note */
  const char *zId;        /* id of the tech note */
  rid = db_int(0, "SELECT objid FROM event"
        " WHERE datetime(mtime)=datetime('%q') AND type = 'e'"
        " LIMIT 1",
        zETime
  );
  if( rid==0 && !isNew ){
#ifdef FOSSIL_ENABLE_JSON
    g.json.resultCode = FSL_JSON_E_RESOURCE_NOT_FOUND;
#endif
    fossil_fatal("no such tech note: %s", zETime);
  }
  if( rid!=0 && isNew ){
#ifdef FOSSIL_ENABLE_JSON
    g.json.resultCode = FSL_JSON_E_RESOURCE_ALREADY_EXISTS;
#endif
    fossil_fatal("tech note %s already exists", zETime);
  }

  if ( isNew ){
    zId = db_text(0, "SELECT lower(hex(randomblob(20)))");
  }else{
    zId = db_text(0,
      "SELECT substr(tagname,7) FROM tag WHERE tagid=(SELECT tagid FROM event WHERE objid='%d')",
      rid
    );
  }

  user_select();
  if (event_commit_common(rid, zId, blob_str(pContent), zETime,
      zMimeType, zComment, zTags, zClr)==0 ){
#ifdef FOSSIL_ENABLE_JSON
    g.json.resultCode = FSL_JSON_E_ASSERT;
#endif
    fossil_fatal("Internal error:  Fossil tried to make an invalid artifact for the technote.\n");
  }
}