qcubed/framework

<?php

    class QLabelBase_CodeGenerator extends QControl_CodeGenerator {
        private static $instance = null;

        public function __construct($strControlClassName = 'QLabel') {
            parent::__construct($strControlClassName);
        }

        /**
         * @return QLabel_CodeGenerator
         */
        public static function Instance() {
            if (!self::$instance) {
                self::$instance = new QLabel_CodeGenerator();
            }
            return self::$instance;
        }

        /**
         * @param string $strPropName
         * @return string
         */
        public function VarName($strPropName) {
            return 'lbl' . $strPropName;
        }

        /**
         * Generate code that will be inserted into the ModelConnector to connect a database object with this control.
         * This is called during the codegen process. This is very similar to the QListControl code, but there are
         * some differences. In particular, this control does not support ManyToMany references.
         *
         * @param QCodeGenBase $objCodeGen
         * @param QSqlTable $objTable
         * @param QSqlColumn|QReverseReference|QManyToManyReference $objColumn
         * @throws Exception
         * @return string
         */
        public function ConnectorCreate(QCodeGenBase $objCodeGen, QSqlTable $objTable, $objColumn) {
            $strLabelName = addslashes(QCodeGen::ModelConnectorControlName($objColumn));
            $strControlType = 'QLabel';

            $strPropName = QCodeGen::ModelConnectorPropertyName($objColumn);
            $strControlVarName = $this->VarName($strPropName);

            $strDateTimeExtra = '';
            $strDateTimeParamExtra = '';
            if ($objColumn->VariableType == 'QDateTime') {
                $strDateTimeExtra = ', $strDateTimeFormat = null';
                $strDateTimeParamExtra = "\n\t\t * @param string \$strDateTimeFormat";
            }

            $strRet = <<<TMPL
        /**
         * Create and setup $strControlType $strControlVarName
         *
         * @param string \$strControlId optional ControlId to use{$strDateTimeParamExtra}
         * @return $strControlType
         */
        public function {$strControlVarName}_Create(\$strControlId = null{$strDateTimeExtra}) {

TMPL;
            $strControlIdOverride = $objCodeGen->GenerateControlId($objTable, $objColumn);

            if ($strControlIdOverride) {
                $strRet .= <<<TMPL
            if (!\$strControlId) {
                \$strControlId = '$strControlIdOverride';
            }

TMPL;
            }
            $strRet .= <<<TMPL
            \$this->{$strControlVarName} = new {$strControlType}(\$this->objParentObject, \$strControlId);
            \$this->{$strControlVarName}->Name = QApplication::Translate('{$strLabelName}');

TMPL;
            if ($objColumn->VariableType == 'QDateTime') {
                $strRet .= <<<TMPL
            \$this->str{$strPropName}DateTimeFormat = \$strDateTimeFormat;

TMPL;
            }
            if ($strMethod = QCodeGen::$PreferredRenderMethod) {
                $strRet .= <<<TMPL
            \$this->{$strControlVarName}->PreferredRenderMethod = '$strMethod';

TMPL;
            }


            $strRet .= $this->ConnectorCreateOptions($objCodeGen, $objTable, $objColumn, $strControlVarName);

            $strRet .= $this->ConnectorRefresh($objCodeGen, $objTable, $objColumn, true);

            $strRet .= <<<TMPL
            return \$this->{$strControlVarName};
        }


TMPL;
            return $strRet;
        }

        /**
         * @param QCodeGenBase $objCodeGen
         * @param QSqlColumn|QReverseReference| QManyToManyReference $objColumn
         * @throws Exception
         * @return string
         */
        public function ConnectorVariableDeclaration(QCodeGenBase $objCodeGen, $objColumn) {
            $strPropName = $objCodeGen->ModelConnectorPropertyName($objColumn);
            $strControlVarName = $this->VarName($strPropName);

            $strRet = <<<TMPL
        /**
         * @var QLabel {$strControlVarName}
         * @access protected
         */
        protected \${$strControlVarName};


TMPL;

            if ($objColumn->VariableType == 'QDateTime') {
                $strRet .= <<<TMPL
        /**
        * @var str{$strPropName}DateTimeFormat
        * @access protected
        */
        protected \$str{$strPropName}DateTimeFormat;

TMPL;
            }
            return $strRet;
        }

        /**
         * Returns code to refresh the control from the saved object.
         *
         * @param QCodeGenBase $objCodeGen
         * @param QSqlTable $objTable
         * @param QSqlColumn|QReverseReference $objColumn
         * @param bool $blnInit
         * @throws Exception
         * @return string
         */
        public function ConnectorRefresh(QCodeGenBase $objCodeGen, QSqlTable $objTable, $objColumn, $blnInit = false) {
            $strObjectName = $objCodeGen->ModelVariableName($objTable->Name);
            $strPropName = QCodeGen::ModelConnectorPropertyName($objColumn);
            $strControlVarName = $this->VarName($strPropName);

            // Preamble with an if test if not initializing
            $strRet = '';
            if ($objColumn instanceof QSqlColumn) {
                if ($objColumn->Identity ||
                    $objColumn->Timestamp
                ) {
                    $strRet = "\$this->{$strControlVarName}->Text =  \$this->blnEditMode ? \$this->{$strObjectName}->{$strPropName} : QApplication::Translate('N\\A');";
                } else if ($objColumn->Reference) {
                    if ($objColumn->Reference->IsType) {
                        $strRet = "\$this->{$strControlVarName}->Text = \$this->{$strObjectName}->{$objColumn->PropertyName} ? {$objColumn->Reference->VariableType}::\$NameArray[\$this->{$strObjectName}->{$objColumn->PropertyName}] : null;";
                    } else {
                        $strRet = "\$this->{$strControlVarName}->Text = \$this->{$strObjectName}->{$strPropName} ? \$this->{$strObjectName}->{$strPropName}->__toString() : null;";
                    }
                } else {
                    switch ($objColumn->VariableType) {
                        case "boolean":
                            $strRet = "\$this->{$strControlVarName}->Text = \$this->{$strObjectName}->{$strPropName} ? QApplication::Translate('Yes') : QApplication::Translate('No');";
                            break;

                        case "QDateTime":
                            $strRet = "\$this->{$strControlVarName}->Text = \$this->{$strObjectName}->{$strPropName} ? \$this->{$strObjectName}->{$strPropName}->qFormat(\$this->str{$strPropName}DateTimeFormat) : null;";
                            break;

                        default:
                            $strRet = "\$this->{$strControlVarName}->Text = \$this->{$strObjectName}->{$strPropName};";
                    }
                }
            } elseif ($objColumn instanceof QReverseReference) {
                if ($objColumn->Unique) {
                    $strRet = "\$this->{$strControlVarName}->Text = \$this->{$strObjectName}->{$objColumn->ObjectPropertyName} ? \$this->{$strObjectName}->{$objColumn->ObjectPropertyName}->__toString() : null;";
                }
            } elseif ($objColumn instanceof QManyToManyReference) {
                $strRet = "\$this->{$strControlVarName}->Text = implode(\$this->str{$objColumn->ObjectDescription}Glue, \$this->{$strObjectName}->Get{$objColumn->ObjectDescription}Array());";
            } else {
                throw new Exception ('Unknown column type.');
            }

            if (!$blnInit) {
                $strRet = "\t\t\tif (\$this->{$strControlVarName}) " . $strRet;
            } else {
                $strRet = "\t\t\t" . $strRet;
            }

            return $strRet . "\n";
        }

        /**
         * @param QCodeGenBase $objCodeGen
         * @param QSqlTable $objTable
         * @param QSqlColumn|QReverseReference $objColumn
         * @return string
         */
        public function ConnectorUpdate(QCodeGenBase $objCodeGen, QSqlTable $objTable, $objColumn) {
            return '';
        }
    }