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Overview
Comment:Minor cleanups and tinkering in /json/dir.
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Files: files | file ages | folders
SHA1: c1963c49b0a09e262ae261dc4d47ed57b56f7c45
User & Date: stephan 2012-03-18 16:37:18
Context
2012-03-18
23:44
Fix compiler warnings and update custom makefile. check-in: 43631b08 user: mistachkin tags: trunk
16:37
Minor cleanups and tinkering in /json/dir. check-in: c1963c49 user: stephan tags: trunk
16:36
/json/finfo now sorts ASC when --after is specified. check-in: 5dcaeca7 user: stephan tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/json_dir.c. 

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  ** of all files and subdirectories in the zD[] directory.  
  **
  ** Subdirectory names begin with "/".  This causes them to sort
  ** first and it also gives us an easy way to distinguish files
  ** from directories in the loop that follows.
  */
  db_multi_exec(
     "CREATE TEMP TABLE localfiles(x UNIQUE NOT NULL %s, u, sz);",
     filename_collation()
  );

  if( zCI ){
    Stmt ins;
    ManifestFile *pFile;
    ManifestFile *pPrev = 0;
    int nPrev = 0;
    int c;

    db_prepare(&ins,
       "INSERT OR IGNORE INTO localfiles VALUES(pathelement(:x,0), :u, "


               "(SELECT size from blob where uuid=:s)"

               ")"
    );
    manifest_file_rewind(pM);
    while( (pFile = manifest_file_next(pM,0))!=0 ){
      if( nD>0 
        && ((pFile->zName[nD-1]!='/') || (0!=memcmp(pFile->zName, zD, nD-1)))
      ){
................................................................................
       && (pFile->zName[nD+nPrev]==0 || pFile->zName[nD+nPrev]=='/')
      ){
        continue;
      }
      db_bind_text(&ins, ":x", &pFile->zName[nD]);
      db_bind_text(&ins, ":u", pFile->zUuid);
      db_bind_text(&ins, ":s", pFile->zUuid);

      db_step(&ins);
      db_reset(&ins);
      pPrev = pFile;
      for(nPrev=0; (c=pPrev->zName[nD+nPrev]) && c!='/'; nPrev++){}
      if( c=='/' ) nPrev++;
    }
    db_finalize(&ins);
  }else if( zD && *zD ){
    if( filenames_are_case_sensitive() ){
      db_multi_exec(
        "INSERT OR IGNORE INTO localfiles"
        " SELECT pathelement(name,%d), NULL, NULL FROM filename"
        "  WHERE name GLOB '%q/*'",
        nD, zD
      );
    }else{
      db_multi_exec(
        "INSERT OR IGNORE INTO localfiles"
        " SELECT pathelement(name,%d), NULL FROM filename"
        "  WHERE name LIKE '%q/%%'",
        nD, zD
      );
    }
  }else{
    db_multi_exec(
      "INSERT OR IGNORE INTO localfiles"
      " SELECT pathelement(name,0), NULL FROM filename"
    );
  }

  if(zCI){
    db_prepare( &q, "SELECT x as name, u as uuid, sz as size FROM localfiles ORDER BY x");
  }else{/* UUIDs are all NULL. */
    db_prepare( &q, "SELECT x as name FROM localfiles ORDER BY x");
  }

  zKeyName = cson_new_string("name",4);
  cson_value_add_reference( cson_string_value(zKeyName) );
  zKeyUuid = cson_new_string("uuid",4);
  cson_value_add_reference( cson_string_value(zKeyUuid) );
  zKeyIsDir = cson_new_string("isDir",5);
................................................................................
    zKeySize = cson_new_string("size",4);
    cson_value_add_reference( cson_string_value(zKeySize) );
  }

  zPayload = cson_new_object();
  cson_object_set_s( zPayload, zKeyName,
                     json_new_string((zD&&*zD) ? zD : "/") );

  if(zUuid){
    cson_object_set_s( zPayload, zKeyUuid,
                       cson_string_value(cson_new_string(zUuid, strlen(zUuid))) );
  }

  if( zCI ){
    cson_object_set( zPayload, "checkin", json_new_string(zCI) );
  }

  while( (SQLITE_ROW==db_step(&q)) ){
    cson_value * name = NULL;
    char const * n = db_column_text(&q,0);
    char const isDir = ('/'==*n);
    zEntry = cson_new_object();
................................................................................
    if(isDir){
      name = json_new_string( n+1 );
      cson_object_set_s(zEntry, zKeyIsDir, cson_value_true() );
    } else{
      name = json_new_string( n );
    }
    cson_object_set_s(zEntry, zKeyName, name );
    if( zCI ){


      char const * u = db_column_text(&q,1);
      sqlite_int64 const sz = db_column_int64(&q,2);
      if(!isDir){
        /* don't add the uuid/size for dir entries - that data refers
           to one of the files in that directory :/. */
        if(u && *u){
          cson_object_set_s(zEntry, zKeyUuid, json_new_string( u ) );
        }
        cson_object_set_s(zEntry, zKeySize,
                          cson_value_new_integer( (cson_int_t)sz ));
      }


    }
  }
  db_finalize(&q);
  if(pM){
    manifest_destroy(pM);
  }
  cson_value_free( cson_string_value( zKeyName ) );








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  ** of all files and subdirectories in the zD[] directory.  
  **
  ** Subdirectory names begin with "/".  This causes them to sort
  ** first and it also gives us an easy way to distinguish files
  ** from directories in the loop that follows.
  */
  db_multi_exec(
     "CREATE TEMP TABLE localfiles(n UNIQUE NOT NULL %s, u, sz, mtime DEFAULT NULL);",
     filename_collation()
  );

  if( zCI ){
    Stmt ins;
    ManifestFile *pFile;
    ManifestFile *pPrev = 0;
    int nPrev = 0;
    int c;

    db_prepare(&ins,
       "INSERT OR IGNORE INTO localfiles VALUES("
               /*0*/ "pathelement(:x,0),"
               /*1*/ ":u, "
               /*2*/ "(SELECT size from blob where uuid=:s), "
               /*3: TODO: mtime*/" NULL"
               ")"
    );
    manifest_file_rewind(pM);
    while( (pFile = manifest_file_next(pM,0))!=0 ){
      if( nD>0 
        && ((pFile->zName[nD-1]!='/') || (0!=memcmp(pFile->zName, zD, nD-1)))
      ){
................................................................................
       && (pFile->zName[nD+nPrev]==0 || pFile->zName[nD+nPrev]=='/')
      ){
        continue;
      }
      db_bind_text(&ins, ":x", &pFile->zName[nD]);
      db_bind_text(&ins, ":u", pFile->zUuid);
      db_bind_text(&ins, ":s", pFile->zUuid);
      /*db_bind_text(&ins, ":u3", pFile->zUuid);*/
      db_step(&ins);
      db_reset(&ins);
      pPrev = pFile;
      for(nPrev=0; (c=pPrev->zName[nD+nPrev]) && c!='/'; nPrev++){}
      if( c=='/' ) nPrev++;
    }
    db_finalize(&ins);
  }else if( zD && *zD ){
    if( filenames_are_case_sensitive() ){
      db_multi_exec(
        "INSERT OR IGNORE INTO localfiles"
        " SELECT pathelement(name,%d), NULL, NULL, NULL FROM filename"
        "  WHERE name GLOB '%q/*'",
        nD, zD
      );
    }else{
      db_multi_exec(
        "INSERT OR IGNORE INTO localfiles"
        " SELECT pathelement(name,%d), NULL, NULL, NULL FROM filename"
        "  WHERE name LIKE '%q/%%'",
        nD, zD
      );
    }
  }else{
    db_multi_exec(
      "INSERT OR IGNORE INTO localfiles"
      " SELECT pathelement(name,0), NULL, NULL, NULL FROM filename"
    );
  }

  if(zCI){
    db_prepare( &q, "SELECT n as name, u as uuid, sz as size FROM localfiles ORDER BY n");
  }else{/* UUIDs are all NULL. */
    db_prepare( &q, "SELECT n as name FROM localfiles ORDER BY n");
  }

  zKeyName = cson_new_string("name",4);
  cson_value_add_reference( cson_string_value(zKeyName) );
  zKeyUuid = cson_new_string("uuid",4);
  cson_value_add_reference( cson_string_value(zKeyUuid) );
  zKeyIsDir = cson_new_string("isDir",5);
................................................................................
    zKeySize = cson_new_string("size",4);
    cson_value_add_reference( cson_string_value(zKeySize) );
  }

  zPayload = cson_new_object();
  cson_object_set_s( zPayload, zKeyName,
                     json_new_string((zD&&*zD) ? zD : "/") );
#if 0
  if(zUuid){
    cson_object_set_s( zPayload, zKeyUuid,
                       cson_string_value(cson_new_string(zUuid, strlen(zUuid))) );
  }
#endif
  if( zUuid ){
    cson_object_set( zPayload, "checkin", json_new_string(zUuid) );
  }

  while( (SQLITE_ROW==db_step(&q)) ){
    cson_value * name = NULL;
    char const * n = db_column_text(&q,0);
    char const isDir = ('/'==*n);
    zEntry = cson_new_object();
................................................................................
    if(isDir){
      name = json_new_string( n+1 );
      cson_object_set_s(zEntry, zKeyIsDir, cson_value_true() );
    } else{
      name = json_new_string( n );
    }
    cson_object_set_s(zEntry, zKeyName, name );
    if( zCI && !isDir){
      /* don't add the uuid/size for dir entries - that data refers
         to one of the files in that directory :/. */
      char const * u = db_column_text(&q,1);
      sqlite_int64 const sz = db_column_int64(&q,2);


      /*sqlite_int64 const ts = db_column_int64(&q,3);*/
      if(u && *u){
        cson_object_set_s(zEntry, zKeyUuid, json_new_string( u ) );
      }
      cson_object_set_s(zEntry, zKeySize,
                        cson_value_new_integer( (cson_int_t)sz ));

      /*cson_object_set(zEntry, "mtime",
          cson_value_new_integer( (cson_int_t)ts ));*/
    }
  }
  db_finalize(&q);
  if(pM){
    manifest_destroy(pM);
  }
  cson_value_free( cson_string_value( zKeyName ) );

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