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/**
* @file lltextutil.cpp
* @brief Misc text-related auxiliary methods
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "lltextutil.h"
#include "lluicolor.h"
#include "lltextbox.h"
#include "llurlmatch.h"
#include "uriparser/Uri.h"
boost::function<bool(LLUrlMatch*,LLTextBase*)> LLTextUtil::TextHelpers::iconCallbackCreationFunction = 0;
void LLTextUtil::textboxSetHighlightedVal(LLTextBox *txtbox, const LLStyle::Params& normal_style, const std::string& text, const std::string& hl)
{
static LLUIColor sFilterTextColor = LLUIColorTable::instance().getColor("FilterTextColor", LLColor4::green);
std::string text_uc = text;
LLStringUtil::toUpper(text_uc);
size_t hl_begin = 0, hl_len = hl.size();
if (hl_len == 0 || (hl_begin = text_uc.find(hl)) == std::string::npos)
{
txtbox->setText(text, normal_style);
return;
}
LLStyle::Params hl_style = normal_style;
hl_style.color = sFilterTextColor;
txtbox->setText(LLStringUtil::null); // clear text
txtbox->appendText(text.substr(0, hl_begin), false, normal_style);
txtbox->appendText(text.substr(hl_begin, hl_len), false, hl_style);
txtbox->appendText(text.substr(hl_begin + hl_len), false, normal_style);
}
const std::string& LLTextUtil::formatPhoneNumber(const std::string& phone_str)
{
static const std::string PHONE_SEPARATOR = LLUI::sSettingGroups["config"]->getString("AvalinePhoneSeparator");
static const S32 PHONE_PART_LEN = 2;
static std::string formatted_phone_str;
formatted_phone_str = phone_str;
S32 separator_pos = (S32)(formatted_phone_str.size()) - PHONE_PART_LEN;
for (; separator_pos >= PHONE_PART_LEN; separator_pos -= PHONE_PART_LEN)
{
formatted_phone_str.insert(separator_pos, PHONE_SEPARATOR);
}
return formatted_phone_str;
}
bool LLTextUtil::processUrlMatch(LLUrlMatch* match,LLTextBase* text_base, bool is_content_trusted)
{
if (match == 0 || text_base == 0)
return false;
if(match->getID() != LLUUID::null && TextHelpers::iconCallbackCreationFunction)
{
bool segment_created = TextHelpers::iconCallbackCreationFunction(match,text_base);
if(segment_created)
return true;
}
// output an optional icon before the Url
if (is_content_trusted && !match->getIcon().empty() )
{
LLUIImagePtr image = LLUI::getUIImage(match->getIcon());
if (image)
{
LLStyle::Params icon;
icon.image = image;
// Text will be replaced during rendering with the icon,
// but string cannot be empty or the segment won't be
// added (or drawn).
text_base->appendImageSegment(icon);
return true;
}
}
return false;
}
static void textRangeToString(UriTextRangeA& textRange, std::string& str)
{
S32 len = textRange.afterLast - textRange.first;
if (len)
{
str = textRange.first;
str = str.substr(0, len);
}
}
S32 LLTextUtil::normalizeUri(std::string& uri_string, Uri * urip/* = NULL*/)
{
UriParserStateA state;
UriUriA uri;
state.uri = &uri;
S32 res = uriParseUriA(&state, uri_string.c_str());
if (!res)
{
S32 len = uri.scheme.afterLast - uri.scheme.first;
if (len > 0)
{
res = uriNormalizeSyntaxExA(&uri, URI_NORMALIZE_SCHEME | URI_NORMALIZE_HOST);
if (!res)
{
S32 chars_required;
res = uriToStringCharsRequiredA(&uri, &chars_required);
if (!res)
{
chars_required++;
std::vector<char> label_buf(chars_required);
res = uriToStringA(&label_buf[0], &uri, chars_required, NULL);
if (!res)
{
uri_string = &label_buf[0];
}
}
}
// fill urip if requested
if (urip)
{
textRangeToString(uri.scheme, urip->scheme);
textRangeToString(uri.hostText, urip->host);
textRangeToString(uri.portText, urip->port);
textRangeToString(uri.query, urip->query);
textRangeToString(uri.fragment, urip->fragment);
UriPathSegmentA * pathHead = uri.pathHead;
while (pathHead)
{
std::string partOfPath;
textRangeToString(pathHead->text, partOfPath);
urip->path += '/';
urip->path += partOfPath;
pathHead = pathHead->next;
}
}
}
else if (uri_string.find_first_of('.') != std::string::npos)
{
static bool recursive_call = false;
// allow only single level recursive call
if (!recursive_call)
{
recursive_call = true;
// force uri to be with scheme and try to normalize
std::string uri_with_scheme = "http://";
uri_with_scheme += uri_string;
normalizeUri(uri_with_scheme, urip);
uri_string = uri_with_scheme.substr(7);
recursive_call = false;
}
}
}
uriFreeUriMembersA(&uri);
return res;
}
// EOF
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