/**
* $aObject 这是一个Node对象.它是模板引擎分析模板文件后的产品之一.Node对象包含了标签中的所有内容,包括Node的类型,内容,参数,等等,这些信息都是模板引擎分析模板得来.
* 比如这个if标签,你可以通过Node对象拿到它的源码,if的模板源码类似:
* <if '(bool)$nTrue'>
* <span>true</span>
* </if>
* 也可以取得if标签的参数,if标签的参数就是上面源码中if后面的部分:
* (bool)$nTrue
* $aDev 输出设备,一般指网页
* $aCompilerManager 编译管理器
*/
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
//确保传入的$aObject参数是node对象
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
//以下是编译过程
//把<if>标签转换成php代码,也就是"if("
//获得<if>标签中的条件语句,原封不动的放到if后面的括号中充当条件
//但是这里并没有给代码块结尾,因为结尾在别的编译器中了,对于if标签来说,它的结尾工作放在</if>编译器那里了.是的,if标签是至少需要两个编译器才能完整编译
$aDev->write('if(' . ExpressionCompiler::compileExpression($aObject->attributes()->anonymous()->source(), $aObjectContainer->variableDeclares()) . '){');
/*
* 处理单行标签.单行格式是为了解决跨模板文件问题
* if标签的多行格式是:
* <if>
* <else/>
* </if>
* 单行格式是
* <if/>
* <else/>
* <if:end/>
*/
if (!$aObject->headTag()->isSingle()) {
$this->compileChildren($aObject, $aObjectContainer, $aDev, $aCompilerManager);
$aDev->write("} ");
}
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aDev->write('break ;');
// . ExpressionCompiler::compileExpression ( $aObject->attributes ()->source (), $aObjectContainer->variableDeclares() )
// . ';' );
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$sLang = strtolower($aObject->attributes()->string('lang'));
if (in_array($sLang, array('text/php', 'php')) and $aTailTag = $aObject->tailTag()) {
// 编译头标签
$this->compileTag($aObject->headTag(), $aObjectContainer, $aDev, $aCompilerManager);
// 设置代码"上色器"
$sVarName = parent::assignVariableName();
$aDev->write("\r\n");
$aDev->write("\${$sVarName} = new \\org\\jecat\\framework\\ui\\xhtml\\compiler\\node\\CodeColor() ;\r\n");
$aDev->write("\\org\\jecat\\framework\\io\\StdOutputFilterMgr::singleton()->add(array(\${$sVarName},'outputFilter')) ;\r\n");
$aDev->write("");
// 编译 node body
$this->compileChildren($aObject, $aObjectContainer, $aDev, $aCompilerManager);
// 输出代码
$aDev->write("\r\n");
$aDev->write("\\org\\jecat\\framework\\io\\StdOutputFilterMgr::singleton()->remove( array(\${$sVarName},'outputFilter') ) ;\r\n");
$aDev->write("\${$sVarName}->output(\$aDevice) ;");
$aDev->write("");
// 编译尾标签
$this->compileTag($aTailTag, $aObjectContainer, $aDev, $aCompilerManager);
} else {
parent::compile($aObject, $aObjectContainer, $aDev, $aCompilerManager);
}
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aAttributes = $aObject->attributes();
if ($aAttributes->has("name")) {
$sSubTemplateName = $aAttributes->string("name");
} else {
if (!($aNameVal = $aAttributes->anonymous())) {
throw new Exception("subtemplate:define 节点缺少name属性(line:%d)", $aObject->line());
}
$sSubTemplateName = $aNameVal->source();
}
if (!is_callable($sSubTemplateName, true)) {
throw new Exception("subtemplate:define 节点的name属性使用了无效的字符：%d", $sSubTemplateName);
}
$aDev->write("\r\n\r\n// -- subtemplate start ----------------------");
$aDev->write("function __subtemplate_{$sSubTemplateName}(\$aVariables,\$aDevice){ ");
// 准备 VariableDeclares
$aOldVars = $aObjectContainer->variableDeclares();
$aDeclareVariables = new VariableDeclares();
$aObjectContainer->setVariableDeclares($aDeclareVariables);
$aBuff = new OutputStreamBuffer();
$aDev->write($aBuff);
// 编译子对像
$this->compileChildren($aObject, $aObjectContainer, $aDev, $aCompilerManager);
// 声明用到的变量
$aDeclareVariables->make($aBuff);
$aObjectContainer->setVariableDeclares($aOldVars);
$aDev->write("}// -- subtemplate end ----------------------\r\n\r\n");
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aAttributes = $aObject->attributes();
if ($aAttributes->has("file")) {
$sFileName = '"' . addslashes($aAttributes->string("file")) . '"';
} else {
if (!($aFileVal = $aAttributes->anonymous())) {
throw new Exception("include 节点缺少file属性(line:%d)", $aObject->line());
}
$sFileName = '"' . addslashes($aFileVal->source()) . '"';
}
// 是否继承父模板中的变量
$bExtendParentVars = $aAttributes->has("vars") ? $aAttributes->bool('vars') : true;
// start
$aDev->write("\r\n");
// variables
if (!$bExtendParentVars) {
$aDev->write("\$__include_aVariables = new \\org\\jecat\\framework\\util\\DataSrc() ; \r\n");
$aDev->write("\$__include_aVariables->addChild(\$aVariables) ;");
} else {
$aDev->write("\$__include_aVariables = \$aVariables ; \r\n");
}
// other variables
foreach ($aAttributes as $sName => $aValue) {
if (substr($sName, 0, 4) == 'var.' and $sVarName = substr($sName, 4)) {
$sVarName = '"' . addslashes($sVarName) . '"';
//$sValue = ExpressionCompiler::compileExpression($aValue->source(),$aObjectContainer->variableDeclares()) ;
$sValue = $aAttributes->get($sName);
$aDev->write("\$__include_aVariables->set({$sVarName},{$sValue}) ; \r\n");
}
}
$aDev->write("\$this->display({$sFileName},\$__include_aVariables,\$aDevice) ; ");
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aDev->write(' }elseif(');
$aDev->write(ExpressionCompiler::compileExpression($aObject->attributes()->anonymous()->source(), $aObjectContainer->variableDeclares()));
$aDev->write("){ ");
$this->compileChildren($aObject, $aObjectContainer, $aDev, $aCompilerManager);
}
public function remove($req)
{
if (is_string($req)) {
parent::remove($req);
} else {
if ($req instanceof \org\jecat\framework\ui\xhtml\AttributeValue) {
$this->removeByValue($req);
// anonymous attribute
$key = array_search($req, $this->arrAnonymous);
if ($key !== false) {
unset($this->arrAnonymous[$key]);
}
} else {
Type::check(array('string', __NAMESPACE__ . '\\AttributeValue'), $req);
}
}
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
if (!$aObjectContainer->variableDeclares()->hasDeclared('aStackForLoopIsEnableToRun')) {
$aObjectContainer->variableDeclares()->declareVarible('aStackForLoopIsEnableToRun', 'new \\org\\jecat\\framework\\util\\Stack()');
}
$sIdxUserName = $aObject->attributes()->has('idx') ? $aObject->attributes()->get('idx') : '';
$sIdxAutoName = NodeCompiler::assignVariableName('$__dowhile_idx_');
if (!empty($sIdxUserName)) {
$aDev->write(" {$sIdxAutoName} = -1; \$aStackForLoopIsEnableToRun->put(false);");
}
$aDev->write(" do{ \$bLoopIsEnableToRun = & \$aStackForLoopIsEnableToRun->getRef();\r\n\t\t\t\$bLoopIsEnableToRun = true;");
if (!empty($sIdxUserName)) {
$aDev->write(" {$sIdxAutoName}++; \r\n\t\t\t\t\t\t\t\$aVariables[{$sIdxUserName}]={$sIdxAutoName}; ");
}
$this->compileChildren($aObject, $aObjectContainer, $aDev, $aCompilerManager);
$aDev->write(" }while(");
$aDev->write(ExpressionCompiler::compileExpression($aObject->attributes()->anonymous()->source(), $aObjectContainer->variableDeclares()));
$aDev->write(");");
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aAttributes = $aObject->attributes();
if ($aAttributes->has("name")) {
$sSubTemplateName = $aAttributes->string("name");
} else {
if (!($aSubTemplateNameVal = $aAttributes->anonymous())) {
throw new Exception("subtemplate:define 节点缺少name属性(line:%d)", $aObject->line());
}
$sSubTemplateName = $aSubTemplateNameVal->source();
}
if (!is_callable($sSubTemplateName, true)) {
throw new Exception("subtemplate:define 节点的name属性使用了无效的字符：%d", $sSubTemplateName);
}
$sSubTemplateFuncName = '__subtemplate_' . $sSubTemplateName;
$aDev->write("\r\n// -- call subtemplate:{$sSubTemplateName} start---------------------");
// 是否继承父模板中的变量
$bExtendParentVars = $aAttributes->has("vars") ? $aAttributes->bool('vars') : false;
// variables
if (!$bExtendParentVars) {
$aDev->write("\$__subtemplate_aVariables = new \\org\\jecat\\framework\\util\\DataSrc() ;");
$aDev->write("\$__subtemplate_aVariables->addChild(\$aVariables) ;");
} else {
$aDev->write("\$__subtemplate_aVariables = \$aVariables ;");
}
// other variables
foreach ($aAttributes as $sName => $aValue) {
if (substr($sName, 0, 4) == 'var.' and $sVarName = substr($sName, 4)) {
$sVarName = '"' . addslashes($sVarName) . '"';
$sValue = ExpressionCompiler::compileExpression($aValue->source(), $aObjectContainer->variableDeclares());
$aDev->write("\$__subtemplate_aVariables->set({$sVarName},{$sValue}) ;");
}
}
$aDev->write("if( !function_exists('{$sSubTemplateFuncName}') ){");
$aDev->write("\t\$aDevice->write(\"正在调用无效的子模板：{$sSubTemplateName}\") ;");
$aDev->write("} else {");
$aDev->write("\tcall_user_func_array('{$sSubTemplateFuncName}',array(\$__subtemplate_aVariables,\$aDevice)) ;");
$aDev->write("}");
$aDev->write("// -- call subtemplate:{$sSubTemplateName} end ---------------------\r\n\r\n");
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aAttrs = $aObject->attributes();
$sType = strtolower($aAttrs->string('type'));
if (in_array($sType, array('text/php', 'php'))) {
foreach ($aObject->iterator() as $aChild) {
if ($aChild instanceof AttributeValue) {
continue;
}
$aDev->write(ExpressionCompiler::compileExpression($aChild->source(), $aObjectContainer->variableDeclares(), false, true));
}
} else {
if ($aAttrs->has('src') and !$aAttrs->bool('ignore')) {
$sSrc = $aAttrs->get('src');
$aDev->preprocessStream()->write("\\org\\jecat\\framework\\resrc\\HtmlResourcePool::singleton()->addRequire({$sSrc},\\org\\jecat\\framework\\resrc\\HtmlResourcePool::RESRC_JS) ;");
// 清除后文中的空白字符
ClearCompiler::clearAfterWhitespace($aObject);
} else {
parent::compile($aObject, $aObjectContainer, $aDev, $aCompilerManager);
}
}
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aDev->write("}");
}
public function setValue($data = null)
{
Type::check("org\\jecat\\framework\\fs\\File", $data);
parent::setValue($data);
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
if (!$aObjectContainer->variableDeclares()->hasDeclared('aStackForLoopIsEnableToRun')) {
$aObjectContainer->variableDeclares()->declareVarible('aStackForLoopIsEnableToRun', 'new \\org\\jecat\\framework\\util\\Stack()');
}
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aAttrs = $aObject->attributes();
if ($aAttrs->has('for')) {
$sForUserExp = $aAttrs->expression('for');
} else {
throw new Exception("foreach tag can not run without 'for' attribute");
}
$sKeyUserName = $aAttrs->has('key') ? $aAttrs->get('key') : '';
$sItemUserName = $aAttrs->has('item') ? $aAttrs->get('item') : '';
$bItemRef = $aAttrs->has('item.ref') ? $aAttrs->bool('item.ref') : false;
$sIdxUserName = $aAttrs->has('idx') ? $aAttrs->get('idx') : '';
$sForAutoName = NodeCompiler::assignVariableName('$__foreach_Arr_');
$sItemAutoName = NodeCompiler::assignVariableName('$__foreach_item_');
$sKeyAutoName = NodeCompiler::assignVariableName('$__foreach_key_');
$sIdxAutoName = NodeCompiler::assignVariableName('$__foreach_idx_');
$sItemRef = $bItemRef ? '&' : '';
$aDev->write("\r\n// foreach start ");
$aDev->write("{$sForAutoName} = {$sForUserExp};\r\n\$aStackForLoopIsEnableToRun->put(false);\r\n{$sIdxAutoName} = -1;\r\nforeach({$sForAutoName} as {$sKeyAutoName}=>{$sItemRef}{$sItemAutoName}){");
$aDev->write("\$bLoopIsEnableToRun = & \$aStackForLoopIsEnableToRun->getRef();\r\n\t\$bLoopIsEnableToRun = true;\r\n\t{$sIdxAutoName}++;");
if (!empty($sKeyUserName)) {
$aDev->write("\t\t\$aVariables[{$sKeyUserName}]={$sKeyAutoName}; ");
}
if (!empty($sItemUserName)) {
$aDev->write("\t\t\$aVariables[{$sItemUserName}]={$sItemAutoName}; ");
}
if (!empty($sIdxUserName)) {
$aDev->write("\t\t\$aVariables[{$sIdxUserName}]={$sIdxAutoName}; ");
}
//是否是单行标签?
if (!$aObject->headTag()->isSingle()) {
//循环体，可能会包含foreach:else标签
$this->compileChildren($aObject, $aObjectContainer, $aDev, $aCompilerManager);
$aDev->write("}\r\n");
// end if (如果foreach的内容包含foreach:else标签,则此处为foreach:else的end)
}
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
$aDev->write("\$aStackForLoopIsEnableToRun->out();\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t");
}
public function compile(IObject $aObject, ObjectContainer $aObjectContainer, TargetCodeOutputStream $aDev, CompilerManager $aCompilerManager)
{
Type::check("org\\jecat\\framework\\ui\\xhtml\\Node", $aObject);
self::clearAfterWhitespace($aObject);
}
