// An implementation of Enano's template compiler in Javascript. Same exact API

// as the PHP version - constructor accepts text, then the assign_vars, assign_bool, and run methods.

function templateParser(text)

{

  this.tpl_code    = text;

  this.tpl_strings = new Object();

  this.tpl_bool    = new Object();

  this.assign_vars = __tpAssignVars;

  this.assign_bool = __tpAssignBool;

  this.run         = __tpRun;

}

function __tpAssignVars(vars)

{

  for(var i in vars)

  {

    this.tpl_strings[i] = vars[i];

  }

}

function __tpAssignBool(vars)

{

  for(var i in vars)

  {

    this.tpl_bool[i] = ( vars[i] ) ? true : false; 

  }

}

function __tpRun()

{

  if(typeof(this.tpl_code) == 'string')

  {

    tpl_code = __tpCompileTemplate(this.tpl_code);

    try {

      compiled = eval(tpl_code);

    }

    catch(e)

    {

      alert(e);

      aclDebug(tpl_code);

    }

    return compiled;

  }

  return false;

}

function __tpCompileTemplate(code)

{

  // Compile plaintext/template code to javascript code

  code = code.replace(/\\/g, "\\\\");

  code = code.replace(/\'/g,  "\\'");

  code = code.replace(/\"/g,  '\\"');

  code = code.replace(new RegExp(unescape('%0A'), 'g'), '\\n');

  code = "'" + code + "'";

  code = code.replace(/\{([A-z0-9_-]+)\}/ig, "' + this.tpl_strings['$1'] + '");

  code = code.replace(/\{lang:([a-z0-9_]+)\}/g, "' + $lang.get('$1') + '");

  code = code.replace(/\<!-- BEGIN ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- BEGINELSE \1 --\>([\s\S]*?)\<!-- END \1 --\>/ig, "' + ( ( this.tpl_bool['$1'] == true ) ? '$2' : '$3' ) + '");

  code = code.replace(/\<!-- BEGIN ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- END \1 --\>/ig, "' + ( ( this.tpl_bool['$1'] == true ) ? '$2' : '' ) + '");

  return code;

}

function __tpExtractVars(code)

{

  code = code.replace('\\', "\\\\");

  code = code.replace("'",  "\\'");

  code = code.replace('"',  '\\"');

  code = code.replace(new RegExp(unescape('%0A'), 'g'), "\\n");

  code = code.match(/\<!-- VAR ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- ENDVAR \1 -->/g);

  code2 = '';

  for(var i in code)

    if(typeof(code[i]) == 'string')

      code2 = code2 + code[i];

  code = code2.replace(/\<!-- VAR ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- ENDVAR \1 -->/g, "'$1' : \"$2\",");

  code = '( { ' + code + ' "________null________" : false } )';

  vars = eval(code);

  return vars;

}