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210 lines
6.7 KiB
210 lines
6.7 KiB
// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "xfa/fxfa/parser/xfa_basic_data.h"
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#include <utility>
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#include "fxjs/xfa/cjx_boolean.h"
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#include "fxjs/xfa/cjx_container.h"
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#include "fxjs/xfa/cjx_datawindow.h"
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#include "fxjs/xfa/cjx_delta.h"
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#include "fxjs/xfa/cjx_desc.h"
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#include "fxjs/xfa/cjx_draw.h"
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#include "fxjs/xfa/cjx_encrypt.h"
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#include "fxjs/xfa/cjx_eventpseudomodel.h"
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#include "fxjs/xfa/cjx_exclgroup.h"
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#include "fxjs/xfa/cjx_extras.h"
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#include "fxjs/xfa/cjx_field.h"
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#include "fxjs/xfa/cjx_form.h"
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#include "fxjs/xfa/cjx_handler.h"
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#include "fxjs/xfa/cjx_hostpseudomodel.h"
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#include "fxjs/xfa/cjx_instancemanager.h"
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#include "fxjs/xfa/cjx_layoutpseudomodel.h"
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#include "fxjs/xfa/cjx_logpseudomodel.h"
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#include "fxjs/xfa/cjx_manifest.h"
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#include "fxjs/xfa/cjx_model.h"
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#include "fxjs/xfa/cjx_node.h"
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#include "fxjs/xfa/cjx_occur.h"
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#include "fxjs/xfa/cjx_packet.h"
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#include "fxjs/xfa/cjx_script.h"
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#include "fxjs/xfa/cjx_signaturepseudomodel.h"
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#include "fxjs/xfa/cjx_source.h"
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#include "fxjs/xfa/cjx_subform.h"
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#include "fxjs/xfa/cjx_textnode.h"
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#include "fxjs/xfa/cjx_tree.h"
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#include "fxjs/xfa/cjx_treelist.h"
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#include "fxjs/xfa/cjx_wsdlconnection.h"
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#include "fxjs/xfa/cjx_xfa.h"
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#include "xfa/fxfa/fxfa_basic.h"
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namespace {
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struct PacketRecord {
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XFA_PacketType packet_type;
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uint32_t hash;
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uint32_t flags;
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const wchar_t* name;
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const wchar_t* uri;
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};
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const PacketRecord g_PacketTable[] = {
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#undef PCKT____
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#define PCKT____(a, b, c, d, e, f) \
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{XFA_PacketType::c, a, XFA_XDPPACKET_FLAGS_##e | XFA_XDPPACKET_FLAGS_##f, \
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L##b, d},
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#include "xfa/fxfa/parser/packets.inc"
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#undef PCKT____
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};
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struct ElementRecord {
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uint32_t hash; // Hashed as wide string.
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XFA_Element element;
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XFA_Element parent;
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const char* name;
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};
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const ElementRecord g_ElementTable[] = {
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#undef ELEM____
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#define ELEM____(a, b, c, d) {a, XFA_Element::c, XFA_Element::d, b},
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#include "xfa/fxfa/parser/elements.inc"
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#undef ELEM____
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};
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struct AttributeRecord {
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uint32_t hash; // Hashed as wide string.
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XFA_Attribute attribute;
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XFA_ScriptType script_type;
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const char* name;
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};
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const AttributeRecord g_AttributeTable[] = {
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#undef ATTR____
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#define ATTR____(a, b, c, d) {a, XFA_Attribute::c, XFA_ScriptType::d, b},
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#include "xfa/fxfa/parser/attributes.inc"
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#undef ATTR____
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};
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struct AttributeValueRecord {
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uint32_t uHash; // |pName| hashed as WideString.
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XFA_AttributeValue eName;
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const char* pName;
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};
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const AttributeValueRecord g_AttributeValueTable[] = {
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#undef VALUE____
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#define VALUE____(a, b, c) {a, XFA_AttributeValue::c, b},
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#include "xfa/fxfa/parser/attribute_values.inc"
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#undef VALUE____
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};
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struct ElementAttributeRecord {
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XFA_Element element;
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XFA_Attribute attribute;
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XFA_ATTRIBUTE_CALLBACK callback;
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};
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const ElementAttributeRecord g_ElementAttributeTable[] = {
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#undef ELEM_ATTR____
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#define ELEM_ATTR____(a, b, c) {XFA_Element::a, XFA_Attribute::b, c##_static},
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#include "xfa/fxfa/parser/element_attributes.inc"
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#undef ELEM_ATTR____
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};
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} // namespace
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XFA_PACKETINFO XFA_GetPacketByIndex(XFA_PacketType ePacket) {
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const PacketRecord* pRecord = &g_PacketTable[static_cast<uint8_t>(ePacket)];
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return {pRecord->name, pRecord->packet_type, pRecord->uri, pRecord->flags};
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}
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Optional<XFA_PACKETINFO> XFA_GetPacketByName(WideStringView wsName) {
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uint32_t hash = FX_HashCode_GetW(wsName, false);
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auto* elem = std::lower_bound(
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std::begin(g_PacketTable), std::end(g_PacketTable), hash,
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[](const PacketRecord& a, uint32_t hash) { return a.hash < hash; });
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if (elem != std::end(g_PacketTable) && elem->name == wsName)
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return XFA_GetPacketByIndex(elem->packet_type);
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return {};
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}
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ByteStringView XFA_ElementToName(XFA_Element elem) {
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return g_ElementTable[static_cast<size_t>(elem)].name;
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}
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XFA_Element XFA_GetElementByName(WideStringView name) {
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uint32_t hash = FX_HashCode_GetW(name, false);
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auto* elem = std::lower_bound(
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std::begin(g_ElementTable), std::end(g_ElementTable), hash,
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[](const ElementRecord& a, uint32_t hash) { return a.hash < hash; });
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if (elem != std::end(g_ElementTable) && name.EqualsASCII(elem->name))
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return elem->element;
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return XFA_Element::Unknown;
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}
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ByteStringView XFA_AttributeToName(XFA_Attribute attr) {
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return g_AttributeTable[static_cast<size_t>(attr)].name;
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}
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Optional<XFA_ATTRIBUTEINFO> XFA_GetAttributeByName(WideStringView name) {
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uint32_t hash = FX_HashCode_GetW(name, false);
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auto* elem = std::lower_bound(
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std::begin(g_AttributeTable), std::end(g_AttributeTable), hash,
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[](const AttributeRecord& a, uint32_t hash) { return a.hash < hash; });
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if (elem != std::end(g_AttributeTable) && name.EqualsASCII(elem->name)) {
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XFA_ATTRIBUTEINFO result;
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result.attribute = elem->attribute;
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result.eValueType = elem->script_type;
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return result;
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}
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return {};
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}
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ByteStringView XFA_AttributeValueToName(XFA_AttributeValue item) {
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return g_AttributeValueTable[static_cast<int32_t>(item)].pName;
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}
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Optional<XFA_AttributeValue> XFA_GetAttributeValueByName(WideStringView name) {
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auto* it = std::lower_bound(std::begin(g_AttributeValueTable),
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std::end(g_AttributeValueTable),
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FX_HashCode_GetW(name, false),
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[](const AttributeValueRecord& arg,
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uint32_t hash) { return arg.uHash < hash; });
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if (it != std::end(g_AttributeValueTable) && name.EqualsASCII(it->pName))
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return it->eName;
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return {};
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}
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Optional<XFA_SCRIPTATTRIBUTEINFO> XFA_GetScriptAttributeByName(
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XFA_Element element,
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WideStringView attribute_name) {
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Optional<XFA_ATTRIBUTEINFO> attr = XFA_GetAttributeByName(attribute_name);
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if (!attr.has_value())
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return {};
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while (element != XFA_Element::Unknown) {
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auto compound_key = std::make_pair(element, attr.value().attribute);
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auto* it = std::lower_bound(
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std::begin(g_ElementAttributeTable), std::end(g_ElementAttributeTable),
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compound_key,
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[](const ElementAttributeRecord& arg,
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const std::pair<XFA_Element, XFA_Attribute>& key) {
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return std::make_pair(arg.element, arg.attribute) < key;
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});
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if (it != std::end(g_ElementAttributeTable) &&
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compound_key == std::make_pair(it->element, it->attribute)) {
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XFA_SCRIPTATTRIBUTEINFO result;
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result.attribute = attr.value().attribute;
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result.eValueType = attr.value().eValueType;
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result.callback = it->callback;
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return result;
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}
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element = g_ElementTable[static_cast<size_t>(element)].parent;
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}
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return {};
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}
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