--- parser3/src/classes/xnode.C 2001/09/28 09:37:09 1.3 +++ parser3/src/classes/xnode.C 2001/12/28 14:06:50 1.19 @@ -2,9 +2,9 @@ Parser: @b dom parser class. Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) - Author: Alexander Petrosyan (http://design.ru/paf) + Author: Alexander Petrosyan (http://paf.design.ru) - $Id: xnode.C,v 1.3 2001/09/28 09:37:09 parser Exp $ + $Id: xnode.C,v 1.19 2001/12/28 14:06:50 paf Exp $ */ #include "classes.h" #ifdef XML @@ -14,27 +14,308 @@ #include "xnode.h" -#include -#include -#include -#include +#include "gdome.h" // defines #define XNODE_CLASS_NAME "xnode" -// class +// helpers + +GdomeNode *as_node(Pool& pool, const String& method_name, MethodParams *params, + int index, const char *msg) { + Value& value=params->as_no_junction(index, msg); + if(strcmp(value.type(), VXNODE_TYPE)!=0) + throw Exception(0, 0, + &method_name, + msg); + + VXnode& vnode=*static_cast(&value); + return vnode.get_node(&method_name); +} + +// helpers + +GdomeAttr * as_attr(Pool& pool, const String& method_name, MethodParams *params, + int index, const char *msg) { + GdomeNode *node=as_node(pool, method_name, params, index, msg); + GdomeException exc; + if(gdome_n_nodeType(node, &exc)!=GDOME_ATTRIBUTE_NODE) + throw Exception(0, 0, + &method_name, + msg); + + return GDOME_A(node); +} // methods +// DOM1 node + +// Node insertBefore(in Node newChild,in Node refChild) raises(DOMException); +static void _insertBefore(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXnode& vnode=*static_cast(r.self); + GdomeNode *selfNode=vnode.get_node(&method_name); + GdomeNode *newChild=as_node(pool, method_name, params, 0, "newChild must be node"); + GdomeNode *refChild=as_node(pool, method_name, params, 1, "refChild must be node"); + + GdomeException exc; + if(GdomeNode *retNode=gdome_n_insertBefore(selfNode, newChild, refChild, &exc)) { + // write out result + VXnode& result=*new(pool) VXnode(pool, retNode); + r.write_no_lang(result); + } else + throw Exception(0, 0, + &method_name, + exc); +} + +// Node replaceChild(in Node newChild,in Node oldChild) raises(DOMException); +static void _replaceChild(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXnode& vnode=*static_cast(r.self); + GdomeNode *selfNode=vnode.get_node(&method_name); + GdomeNode *newChild=as_node(pool, method_name, params, 0, "newChild must be node"); + GdomeNode *refChild=as_node(pool, method_name, params, 1, "refChild must be node"); + + GdomeException exc; + if(GdomeNode *retNode=gdome_n_replaceChild(selfNode, newChild, refChild, &exc)) { + // write out result + r.write_no_lang(*new(pool) VXnode(pool, retNode)); + } else + throw Exception(0, 0, + &method_name, + exc); +} + +// Node removeChild(in Node oldChild) raises(DOMException); +static void _removeChild(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXnode& vnode=*static_cast(r.self); + GdomeNode *selfNode=vnode.get_node(&method_name); + GdomeNode *oldChild=as_node(pool, method_name, params, 0, "oldChild must be node"); + + GdomeException exc; + if(GdomeNode *retNode=gdome_n_removeChild(selfNode, oldChild, &exc)) { + // write out result + r.write_no_lang(*new(pool) VXnode(pool, retNode)); + } else + throw Exception(0, 0, + &method_name, + exc); +} + +// Node appendChild(in Node newChild) raises(DOMException); +static void _appendChild(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXnode& vnode=*static_cast(r.self); + GdomeNode *selfNode=vnode.get_node(&method_name); + GdomeNode *newChild=as_node(pool, method_name, params, 0, "newChild must be node"); + + GdomeException exc; + if(GdomeNode *retNode=gdome_n_appendChild(selfNode, newChild, &exc)) { + // write out result + r.write_no_lang(*new(pool) VXnode(pool, retNode)); + } else + throw Exception(0, 0, + &method_name, + exc); +} + +// boolean hasChildNodes(); +static void _hasChildNodes(Request& r, const String& method_name, MethodParams *) { + Pool& pool=r.pool(); + VXnode& vnode=*static_cast(r.self); + GdomeNode *node=vnode.get_node(&method_name); + + GdomeException exc; + // write out result + VBool& result=*new(pool) VBool(pool, gdome_n_hasChildNodes(node, &exc)!=0); + result.set_name(method_name); + r.write_no_lang(result); +} + +// Node cloneNode(in boolean deep); +/// @test ownerDocument=? +static void _cloneNode(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXnode& vnode=*static_cast(r.self); + GdomeNode *node=vnode.get_node(&method_name); + + bool deep=params->as_bool(0, "deep must be bool", r); + + GdomeException exc; + // write out result + VXnode& result=*new(pool) VXnode(pool, gdome_n_cloneNode(node, deep, &exc)); + result.set_name(method_name); + r.write_no_lang(result); +} + +// DOM1 element + +GdomeElement *get_self_element(Request& r, const String& method_name) { + Pool& pool=r.pool(); + VXnode& vnode=*static_cast(r.self); + GdomeNode *node=vnode.get_node(&method_name); + + GdomeException exc; + if(gdome_n_nodeType(node, &exc)!=GDOME_ELEMENT_NODE) + throw Exception(0, 0, + &method_name, + "method can be called on node of ELEMENT type"); + + return GDOME_EL(node); +} + +// DOMString getAttribute(in DOMString name); +static void _getAttribute(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + GdomeElement *element=get_self_element(r, method_name); + const String& name=params->as_string(0, "name must be string"); + + GdomeException exc; + GdomeDOMString *attribute_value= + gdome_el_getAttribute(element, pool.transcode(name), &exc); + // write out result + r.write_no_lang(*new(pool) VString(pool.transcode(attribute_value))); +} + +// void setAttribute(in DOMString name, in DOMString value) raises(DOMException); +static void _setAttribute(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + GdomeElement *element=get_self_element(r, method_name); + const String& name=params->as_string(0, "name must be string"); + const String& attribute_value=params->as_string(1, "value must be string"); + + GdomeException exc; + gdome_el_setAttribute(element, + pool.transcode(name), + pool.transcode(attribute_value), + &exc); + if(exc) + throw Exception(0, 0, + &method_name, + exc); +} + +// void removeAttribute(in DOMString name) raises(DOMException); +static void _removeAttribute(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + GdomeElement *element=get_self_element(r, method_name); + const String& name=params->as_string(0, "name must be string"); + + GdomeException exc; + gdome_el_removeAttribute(element, pool.transcode(name), &exc); + if(exc) + throw Exception(0, 0, + &method_name, + exc); +} + +// Attr getAttributeNode(in DOMString name); +static void _getAttributeNode(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + GdomeElement *element=get_self_element(r, method_name); + const String& name=params->as_string(0, "name must be string"); + + GdomeException exc; + if(GdomeAttr *attr=gdome_el_getAttributeNode(element, pool.transcode(name), &exc)) { + // write out result + VXnode& result=*new(pool) VXnode(pool, (GdomeNode *)attr); + r.write_no_lang(result); + } else if(exc) + throw Exception(0, 0, + &method_name, + exc); +} + +// Attr setAttributeNode(in Attr newAttr) raises(DOMException); +static void _setAttributeNode(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + GdomeElement *element=get_self_element(r, method_name); + GdomeAttr * newAttr=as_attr(pool, method_name, params, 0, "newAttr must be ATTRIBUTE node"); + + GdomeException exc; + if(GdomeAttr *returnAttr=gdome_el_setAttributeNode(element, newAttr, &exc)) { + // write out result + VXnode& result=*new(pool) VXnode(pool, (GdomeNode *)returnAttr); + r.write_no_lang(result); + } else + throw Exception(0, 0, + &method_name, + exc); +} + +// Attr removeAttributeNode(in Attr oldAttr) raises(DOMException); +static void _removeAttributeNode(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + GdomeElement *element=get_self_element(r, method_name); + GdomeAttr * oldAttr=as_attr(pool, method_name, params, 0, "oldAttr must be ATTRIBUTE node"); + + GdomeException exc; + gdome_el_removeAttributeNode(element, oldAttr, &exc); + if(exc) + throw Exception(0, 0, + &method_name, + exc); +} + +// NodeList getElementsByTagName(in DOMString name); +static void _getElementsByTagName(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + GdomeElement *element=get_self_element(r, method_name); + + const String& name=params->as_string(0, "name must be string"); + + VHash& result=*new(pool) VHash(pool); + GdomeException exc; + if(GdomeNodeList *nodes= + gdome_el_getElementsByTagName(element, pool.transcode(name), &exc)) { + gulong length=gdome_nl_length(nodes, &exc); + for(gulong i=0; i(r.self); + GdomeNode *selfNode=vnode.get_node(&method_name); + + GdomeException exc; + gdome_n_normalize(selfNode, &exc); + if(exc) + throw Exception(0, 0, + &method_name, + exc); +} + + + /* static void _select(Request& r, const String& method_name, MethodParams *params) { // _asm int 3; Pool& pool=r.pool(); VXnode& vnode=*static_cast(r.self); // expression - const String& expression=params->as_string(0, "expression must not be code"); - const char *expression_cstr=expression.cstr(String::UL_AS_IS); + const String& expression=params->as_string(0, "expression must be string"); + const char *expression_cstr=expression.cstr(); XalanDOMString dstring(expression_cstr); const XalanDOMChar *expression_dcstr=dstring.c_str(); @@ -44,7 +325,7 @@ static void _select(Request& r, const St try { NodeRefList list=evaluator.selectNodeList(dom_support, - &vnode.get_node(pool, &method_name), + &vnode.get_node(&method_name), expression_dcstr); VHash& result=*new(pool) VHash(pool); @@ -56,23 +337,23 @@ static void _select(Request& r, const St skey << buf; } - result.hash().put(skey, new(pool) VXnode(pool, list.item(i))); + result.hash(0).put(skey, new(pool) VXnode(pool, list.item(i), false)); } result.set_name(method_name); r.write_no_lang(result); } catch(const XSLException& e) { - r._throw(&expression, e); + Exception::provide_source(pool, &expression, e); } } -static void _select_single(Request& r, const String& method_name, MethodParams *params) { +static void _selectSingle(Request& r, const String& method_name, MethodParams *params) { // _asm int 3; Pool& pool=r.pool(); VXnode& vnode=*static_cast(r.self); // expression - const String& expression=params->as_string(0, "expression must not be code"); - const char *expression_cstr=expression.cstr(String::UL_AS_IS); + const String& expression=params->as_string(0, "expression must be string"); + const char *expression_cstr=expression.cstr(); XalanDOMString dstring(expression_cstr); const XalanDOMChar *expression_dcstr=dstring.c_str(); @@ -83,48 +364,84 @@ static void _select_single(Request& r, c XalanSourceTreeDOMSupport dom_support; try { - if(XalanNode *node=evaluator.selectSingleNode(dom_support, - &vnode.get_node(pool, &method_name), + if(GdomeNode *node=evaluator.selectSingleNode(dom_support, + &vnode.get_node(&method_name), expression_dcstr)) { - VXnode& result=*new(pool) VXnode(pool, node); + VXnode& result=*new(pool) VXnode(pool, node, false); result.set_name(method_name); r.write_no_lang(result); } } catch(const XSLException& e) { - r._throw(&expression, e); + Exception::provide_source(pool, &expression, e); } } - +*/ // constructor MXnode::MXnode(Pool& apool) : Methoded(apool), consts(apool) { set_name(*NEW String(pool(), XNODE_CLASS_NAME)); + /// DOM1 node + + // Node insertBefore(in Node newChild,in Node refChild) raises(DOMException); + add_native_method("insertBefore", Method::CT_DYNAMIC, _insertBefore, 2, 2); + // Node replaceChild(in Node newChild,in Node oldChild) raises(DOMException); + add_native_method("replaceChild", Method::CT_DYNAMIC, _replaceChild, 2, 2); + // Node removeChild(in Node oldChild) raises(DOMException); + add_native_method("removeChild", Method::CT_DYNAMIC, _removeChild, 1, 1); + // Node appendChild(in Node newChild) raises(DOMException); + add_native_method("appendChild", Method::CT_DYNAMIC, _appendChild, 1, 1); + // boolean hasChildNodes(); + add_native_method("hasChildNodes", Method::CT_DYNAMIC, _hasChildNodes, 0, 0); + // Node cloneNode(in boolean deep); + add_native_method("cloneNode", Method::CT_DYNAMIC, _cloneNode, 1, 1); + + /// DOM1 element + + // DOMString getAttribute(in DOMString name); + add_native_method("getAttribute", Method::CT_DYNAMIC, _getAttribute, 1, 1); + // void setAttribute(in DOMString name, in DOMString value) raises(DOMException); + add_native_method("setAttribute", Method::CT_DYNAMIC, _setAttribute, 2, 2); + // void removeAttribute(in DOMString name) raises(DOMException); + add_native_method("removeAttribute", Method::CT_DYNAMIC, _removeAttribute, 1, 1); + // Attr getAttributeNode(in DOMString name); + add_native_method("getAttributeNode", Method::CT_DYNAMIC, _getAttributeNode, 1, 1); + // Attr setAttributeNode(in Attr newAttr) raises(DOMException); + add_native_method("setAttributeNode", Method::CT_DYNAMIC, _setAttributeNode, 1, 1); + // Attr removeAttributeNode(in Attr oldAttr) raises(DOMException); + add_native_method("removeAttributeNode", Method::CT_DYNAMIC, _removeAttributeNode, 1, 1); + // NodeList getElementsByTagName(in DOMString name); + add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1); + // void normalize(); + add_native_method("normalize", Method::CT_DYNAMIC, _normalize, 0, 0); + + /// parser +/* // ^node.select[/some/xpath/query] = hash $.#[dnode] add_native_method("select", Method::CT_DYNAMIC, _select, 1, 1); - // ^node.select-single[/some/xpath/query] = first dnode - add_native_method("select-single", Method::CT_DYNAMIC, _select_single, 1, 1); - + // ^node.selectSingle[/some/xpath/query] = first dnode + add_native_method("selectSingle", Method::CT_DYNAMIC, _selectSingle, 1, 1); +*/ // consts -#define CONST(name, value) \ - consts.put(*new(pool()) String(pool(), #name), new(pool()) VInt(pool(), value)) +#define CONST(name) \ + consts.put(*new(pool()) String(pool(), #name), new(pool()) VInt(pool(), GDOME_##name)) - CONST(ELEMENT_NODE, 1); - CONST(ATTRIBUTE_NODE, 2); - CONST(TEXT_NODE, 3); - CONST(CDATA_SECTION_NODE, 4); - CONST(ENTITY_REFERENCE_NODE, 5); - CONST(ENTITY_NODE, 6); - CONST(PROCESSING_INSTRUCTION_NODE, 7); - CONST(COMMENT_NODE, 8); - CONST(DOCUMENT_NODE, 9); - CONST(DOCUMENT_TYPE_NODE, 10); - CONST(DOCUMENT_FRAGMENT_NODE, 11); - CONST(NOTATION_NODE, 12); + CONST(ELEMENT_NODE); + CONST(ATTRIBUTE_NODE); + CONST(TEXT_NODE); + CONST(CDATA_SECTION_NODE); + CONST(ENTITY_REFERENCE_NODE); + CONST(ENTITY_NODE); + CONST(PROCESSING_INSTRUCTION_NODE); + CONST(COMMENT_NODE); + CONST(DOCUMENT_NODE); + CONST(DOCUMENT_TYPE_NODE); + CONST(DOCUMENT_FRAGMENT_NODE); + CONST(NOTATION_NODE); }