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/*
Copyright (C) 2023-2024 Selwin van Dijk
This file is part of signalbackup-tools.
signalbackup-tools is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
signalbackup-tools 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with signalbackup-tools. If not, see <https://www.gnu.org/licenses/>.
*/
#include "signalbackup.ih"
std::string SignalBackup::HTMLescapeString(std::string const &body) const
{
std::string result(body);
HTMLescapeString(&result);
return result;
}
void SignalBackup::HTMLescapeString(std::string *body, std::set<int> const *const positions_excluded_from_escape) const
{
// escape special html chars second, so the span's added by emojifinder (next) aren't escaped
int positions_added = 0;
for (unsigned int i = 0; i < body->length(); ++i)
{
//std::cout << "I, POSITIONS_ADDED: " << i << "," << positions_added << std::endl;
switch ((*body)[i])
{
case '&':
if (!positions_excluded_from_escape ||
//!positions_excluded_from_escape->contains(i - positions_added)
!bepaald::contains(positions_excluded_from_escape, (i - positions_added)))
{
body->replace(i, 1, "&");
positions_added += STRLEN("&") - 1;
i += STRLEN("&") - 1;
//changed = true;
}
break;
case '<':
if (!positions_excluded_from_escape ||
//!positions_excluded_from_escape->contains(i - positions_added
!bepaald::contains(positions_excluded_from_escape, (i - positions_added)))
{
body->replace(i, 1, "<");
positions_added += STRLEN("<") - 1;
i += STRLEN("<") - 1;
//changed = true;
}
break;
case '>':
if (!positions_excluded_from_escape ||
//!positions_excluded_from_escape->contains(i - positions_added))
!bepaald::contains(positions_excluded_from_escape, (i - positions_added)))
{
body->replace(i, 1, ">");
i += STRLEN(">") - 1;
positions_added += STRLEN(">") - 1;
//changed = true;
}
break;
case '"':
if (!positions_excluded_from_escape ||
//!positions_excluded_from_escape->contains(i - positions_added))
!bepaald::contains(positions_excluded_from_escape, (i - positions_added)))
{
body->replace(i, 1, """);
i += STRLEN(""") - 1;
positions_added += STRLEN(""") - 1;
//changed = true;
}
break;
case '\'':
if (!positions_excluded_from_escape ||
//!positions_excluded_from_escape->contains(i - positions_added))
!bepaald::contains(positions_excluded_from_escape, (i - positions_added)))
{
body->replace(i, 1, "'");
i += STRLEN("'") - 1;
positions_added += STRLEN("'") - 1;
//changed = true;
}
break;
}
}
}
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