ConditionTag.class.php

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<?php
/* Copyright (C) NAVER <http://www.navercorp.com> */

class ConditionTag
{

    var $operation;

    var $column_name;

    var $pipe;

    var $argument_name;

    var $argument;

    var $default_column;

    var $query;

    function __construct($condition)
    {
        $this->operation = $condition->attrs->operation;
        $this->pipe = $condition->attrs->pipe;
        $dbParser = DB::getParser();
        $this->column_name = $dbParser->parseExpression($condition->attrs->column);

        // If default value is column name, it should be escaped
        if($isColumnName = (strpos($condition->attrs->default, '.') !== FALSE
                && strpos($condition->attrs->default, '.') !== 0
                && strpos($condition->attrs->default, '%') === FALSE ))
        {
            $condition->attrs->default = $dbParser->parseExpression($condition->attrs->default);
        }

        if($condition->node_name == 'query')
        {
            $this->query = new QueryTag($condition, TRUE);
            $this->default_column = $this->query->toString();
        }
        else if($condition->attrs->var && !strpos($condition->attrs->var, '.'))
        {
            $this->argument = new QueryArgument($condition);
            $this->argument_name = $this->argument->getArgumentName();
        }
        else
        {
            if(isset($condition->attrs->default))
            {
                $operationList = array('in' => 1, 'between' => 1, 'notin' => 1, 'not_in' => 1);
                if(isset($operationList[$this->operation]))
                {
                    $default_value = $condition->attrs->default;
                    if(strpos($default_value, "'") !== FALSE)
                    {
                        $default_value = "\"" . $default_value . "\"";
                    }
                    else
                    {
                        $default_value = "'" . $default_value . "'";
                    }
                }
                else
                {
                    $default_value_object = new DefaultValue($this->column_name, $condition->attrs->default);
                    $default_value = $default_value_object->toString();

                    if($default_value_object->isStringFromFunction())
                    {
                        $default_value = '"\'".' . $default_value . '."\'"';
                    }

                    if($default_value_object->isString() && !$isColumnName && !is_numeric($condition->attrs->default))
                    {
                        if(strpos($default_value, "'") !== FALSE)
                        {
                            $default_value = "\"" . $default_value . "\"";
                        }
                        else
                        {
                            $default_value = "'" . $default_value . "'";
                        }
                    }
                }
                $this->default_column = $default_value;
            }
            else
            {
                $this->default_column = "'" . $dbParser->parseColumnName($condition->attrs->var) . "'";
            }
        }
    }

    function setPipe($pipe)
    {
        $this->pipe = $pipe;
    }

    function getArguments()
    {
        $arguments = array();
        if($this->query)
        {
            $arguments = array_merge($arguments, $this->query->getArguments());
        }
        if($this->argument)
        {
            $arguments[] = $this->argument;
        }
        return $arguments;
    }

    function getConditionString()
    {
        if($this->query)
        {
            return sprintf("new ConditionSubquery('%s',%s,%s%s)"
                            , $this->column_name
                            , $this->default_column
                            , '"' . $this->operation . '"'
                            , $this->pipe ? ", '" . $this->pipe . "'" : ''
            );
        }
        else if(isset($this->default_column))
        {
            return sprintf("new ConditionWithoutArgument('%s',%s,%s%s)"
                            , $this->column_name
                            , $this->default_column
                            , '"' . $this->operation . '"'
                            , $this->pipe ? ", '" . $this->pipe . "'" : ''
            );
        }
        else
        {
            return sprintf("new ConditionWithArgument('%s',%s,%s%s)"
                            , $this->column_name
                            , '$' . $this->argument_name . '_argument'
                            , '"' . $this->operation . '"'
                            , $this->pipe ? ", '" . $this->pipe . "'" : ''
            );
        }
    }

}
/* End of file ConditionTag.class.php */
/* Location: ./classes/xml/xmlquery/tags/condition/ConditionTag.class.php */