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/*
Copyright (©) 2003-2025 Teus Benschop.
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <search/replacego2.h>
#include <filter/roles.h>
#include <filter/string.h>
#include <filter/passage.h>
#include <filter/usfm.h>
#include <filter/text.h>
#include <text/text.h>
#include <webserver/request.h>
#include <locale/translate.h>
#include <locale/logic.h>
#include <database/config/general.h>
#include <database/config/bible.h>
#include <bb/logic.h>
#include <search/logic.h>
#include <access/bible.h>
std::string search_replacego2_url ()
{
return "search/replacego2";
}
bool search_replacego2_acl (Webserver_Request& webserver_request)
{
if (roles::access_control (webserver_request, roles::translator))
return true;
auto [ read, write ] = access_bible::any (webserver_request);
return write;
}
std::string search_replacego2 (Webserver_Request& webserver_request)
{
std::string siteUrl = config::logic::site_url (webserver_request);
// Get the action variables from the query.
std::string id = webserver_request.query ["id"];
std::string searchfor = webserver_request.query ["q"];
std::string replacewith = webserver_request.query ["r"];
bool casesensitive = (webserver_request.query ["c"] == "true");
bool searchplain = (webserver_request.query ["p"] == "true");
// Get Bible and passage for this identifier.
Passage passage = Passage::decode (id);
std::string bible = passage.m_bible;
int book = passage.m_book;
int chapter = passage.m_chapter;
int verse = filter::strings::convert_to_int (passage.m_verse);
// Check whether the user has write access to the book.
const std::string& user = webserver_request.session_logic ()->get_username ();
bool write = access_bible::book_write (webserver_request, user, bible, book);
// Get the old chapter and verse USFM.
std::string old_chapter_usfm = database::bibles::get_chapter (bible, book, chapter);
std::string old_verse_usfm = filter::usfm::get_verse_text (old_chapter_usfm, verse);
// As a standard to compare against, get the plain text from the search database,
// do the replacements, count the replacements, and then get the desired new plain text.
// This only applies when searching/replacing in the plain text, not when doing it in the USFM.
int standardReplacementCount = 0;
std::string standardPlainText = search_logic_plain_replace_verse_text (old_verse_usfm);
if (searchplain) {
if (casesensitive) {
standardPlainText = filter::strings::replace (searchfor, replacewith, standardPlainText, &standardReplacementCount);
} else {
std::vector <std::string> needles = filter::strings::search_needles (searchfor, standardPlainText);
for (auto & needle : needles) {
standardPlainText = filter::strings::replace (needle, replacewith, standardPlainText, &standardReplacementCount);
}
}
}
// Do the replacing in the correct verse of the raw verse USFM.
std::string new_verse_usfm (old_verse_usfm);
int usfmReplacementCount = 0;
if (casesensitive) {
new_verse_usfm = filter::strings::replace (searchfor, replacewith, new_verse_usfm, &usfmReplacementCount);
} else {
std::vector <std::string> needles = filter::strings::search_needles (searchfor, new_verse_usfm);
for (auto & needle : needles) {
new_verse_usfm = filter::strings::replace (needle, replacewith, new_verse_usfm, &usfmReplacementCount);
}
}
// Create the updated chapter USFM as a string.
std::string new_chapter_usfm = old_chapter_usfm;
size_t pos = new_chapter_usfm.find (old_verse_usfm);
if (pos != std::string::npos) {
size_t length = old_verse_usfm.length ();
new_chapter_usfm.erase (pos, length);
new_chapter_usfm.insert (pos, new_verse_usfm);
}
// Get the updated plain text of the correct verse of the updated USFM.
// This is for search/replace in plain text, not in USFM.
std::string updatedPlainText = search_logic_plain_replace_verse_text (new_verse_usfm);
// Check that the standard and real number of replacements, and the standard and new texts, are the same.
// This is for search/replace in plain text, not in USFM.
bool replacementOkay = true;
if (searchplain) {
if (usfmReplacementCount != standardReplacementCount) replacementOkay = false;
if (filter::strings::trim (updatedPlainText) != filter::strings::trim (standardPlainText)) replacementOkay = false;
}
// Generate success or failure icon.
std::string icon;
if (replacementOkay && write) {
icon = "<span class=\"success\">✔</span>";
} else {
icon = "<span class=\"error\">" + filter::strings::emoji_wastebasket () + "</span>";
}
// Store the new chapter in the database on success.
if (replacementOkay && write) {
bible_logic::store_chapter (bible, book, chapter, new_chapter_usfm);
}
// Mark the new plain text.
if (replacewith != "") {
if (searchplain) {
updatedPlainText = filter::strings::markup_words ({replacewith}, updatedPlainText);
}
}
// Clickable passage.
std::string link = filter_passage_link_for_opening_editor_at (book, chapter, std::to_string (verse));
// Success or failure message.
std::string msg;
if (!write) {
msg = locale_logic_text_no_privileges_modify_book ();
} else if (replacementOkay) {
msg = updatedPlainText;
} else {
msg = "<span class=\"error\">" + translate("This text could not be automatically replaced. Click the passage to do it manually.") + "</span>";
}
// Create output.
std::string output = "<p>" + icon + " " + link + " " + msg + "</p>\n";
// Output to browser.
return output;
}
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