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/*
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "core/page/PagePopupClient.h"
#include "core/dom/NodeComputedStyle.h"
#include "core/frame/LocalFrame.h"
#include "wtf/text/CharacterNames.h"
#include "wtf/text/StringBuilder.h"
namespace blink {
float PagePopupClient::zoomFactor() {
if (const ComputedStyle* style = ownerElement().computedStyle())
return style->effectiveZoom();
if (LocalFrame* frame = ownerElement().document().frame())
return frame->pageZoomFactor();
return 1;
}
#define addLiteral(literal, data) data->append(literal, sizeof(literal) - 1)
void PagePopupClient::addJavaScriptString(const String& str,
SharedBuffer* data) {
addLiteral("\"", data);
StringBuilder builder;
builder.reserveCapacity(str.length());
for (unsigned i = 0; i < str.length(); ++i) {
if (str[i] == '\r') {
builder.append("\\r");
} else if (str[i] == '\n') {
builder.append("\\n");
} else if (str[i] == '\\' || str[i] == '"') {
builder.append('\\');
builder.append(str[i]);
} else if (str[i] == '<') {
// Need to avoid to add "</script>" because the resultant string is
// typically embedded in <script>.
builder.append("\\x3C");
} else if (str[i] < 0x20 || str[i] == lineSeparator ||
str[i] == paragraphSeparator) {
builder.append(String::format("\\u%04X", str[i]));
} else {
builder.append(str[i]);
}
}
addString(builder.toString(), data);
addLiteral("\"", data);
}
void PagePopupClient::addProperty(const char* name,
const String& value,
SharedBuffer* data) {
data->append(name, strlen(name));
addLiteral(": ", data);
addJavaScriptString(value, data);
addLiteral(",\n", data);
}
void PagePopupClient::addProperty(const char* name,
int value,
SharedBuffer* data) {
data->append(name, strlen(name));
addLiteral(": ", data);
addString(String::number(value), data);
addLiteral(",\n", data);
}
void PagePopupClient::addProperty(const char* name,
unsigned value,
SharedBuffer* data) {
data->append(name, strlen(name));
addLiteral(": ", data);
addString(String::number(value), data);
addLiteral(",\n", data);
}
void PagePopupClient::addProperty(const char* name,
bool value,
SharedBuffer* data) {
data->append(name, strlen(name));
addLiteral(": ", data);
if (value)
addLiteral("true", data);
else
addLiteral("false", data);
addLiteral(",\n", data);
}
void PagePopupClient::addProperty(const char* name,
double value,
SharedBuffer* data) {
data->append(name, strlen(name));
addLiteral(": ", data);
addString(String::number(value), data);
addLiteral(",\n", data);
}
void PagePopupClient::addProperty(const char* name,
const Vector<String>& values,
SharedBuffer* data) {
data->append(name, strlen(name));
addLiteral(": [", data);
for (unsigned i = 0; i < values.size(); ++i) {
if (i)
addLiteral(",", data);
addJavaScriptString(values[i], data);
}
addLiteral("],\n", data);
}
void PagePopupClient::addProperty(const char* name,
const IntRect& rect,
SharedBuffer* data) {
data->append(name, strlen(name));
addLiteral(": {", data);
addProperty("x", rect.x(), data);
addProperty("y", rect.y(), data);
addProperty("width", rect.width(), data);
addProperty("height", rect.height(), data);
addLiteral("},\n", data);
}
} // namespace blink
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