Aegisub/aegisub/src/dialog_search_replace.cpp

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// Copyright (c) 2005, Rodrigo Braz Monteiro
// 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 the Aegisub Group 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.
//
// Aegisub Project http://www.aegisub.org/
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//
// $Id$
/// @file dialog_search_replace.cpp
/// @brief Find and Search/replace dialogue box and logic
/// @ingroup secondary_ui
///
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#include "config.h"
#ifndef AGI_PRE
#include <functional>
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#include <wx/regex.h>
#include <wx/string.h>
#endif
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#include "ass_dialogue.h"
#include "ass_file.h"
#include "command/command.h"
#include "compat.h"
#include "dialog_search_replace.h"
#include "include/aegisub/context.h"
#include "main.h"
#include "selection_controller.h"
#include "subs_edit_ctrl.h"
#include "subs_grid.h"
#include "video_context.h"
enum {
BUTTON_FIND_NEXT,
BUTTON_REPLACE_NEXT,
BUTTON_REPLACE_ALL,
CHECK_MATCH_CASE,
CHECK_REGEXP,
CHECK_UPDATE_VIDEO
};
DialogSearchReplace::DialogSearchReplace(agi::Context* c, bool withReplace)
: wxDialog(c->parent, -1, withReplace ? _("Replace") : _("Find"))
, hasReplace(hasReplace)
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{
wxSizer *FindSizer = new wxFlexGridSizer(2,2,5,15);
FindEdit = new wxComboBox(this,-1,"",wxDefaultPosition,wxSize(300,-1),lagi_MRU_wxAS("Find"),wxCB_DROPDOWN);
FindEdit->SetSelection(0);
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FindSizer->Add(new wxStaticText(this,-1,_("Find what:")),0,wxRIGHT | wxALIGN_CENTER_VERTICAL,0);
FindSizer->Add(FindEdit,0,wxRIGHT,0);
if (hasReplace) {
ReplaceEdit = new wxComboBox(this,-1,"",wxDefaultPosition,wxSize(300,-1),lagi_MRU_wxAS("Replace"),wxCB_DROPDOWN);
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FindSizer->Add(new wxStaticText(this,-1,_("Replace with:")),0,wxRIGHT | wxALIGN_CENTER_VERTICAL,0);
FindSizer->Add(ReplaceEdit,0,wxRIGHT,0);
ReplaceEdit->SetSelection(0);
}
wxSizer *OptionsSizer = new wxBoxSizer(wxVERTICAL);
CheckMatchCase = new wxCheckBox(this,CHECK_MATCH_CASE,_("&Match case"));
CheckRegExp = new wxCheckBox(this,CHECK_MATCH_CASE,_("&Use regular expressions"));
CheckUpdateVideo = new wxCheckBox(this,CHECK_UPDATE_VIDEO,_("Update &Video"));
CheckMatchCase->SetValue(OPT_GET("Tool/Search Replace/Match Case")->GetBool());
CheckRegExp->SetValue(OPT_GET("Tool/Search Replace/RegExp")->GetBool());
CheckUpdateVideo->SetValue(OPT_GET("Tool/Search Replace/Video Update")->GetBool());
CheckUpdateVideo->Enable(c->videoController->IsLoaded());
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OptionsSizer->Add(CheckMatchCase,0,wxBOTTOM,5);
OptionsSizer->Add(CheckRegExp,0,wxBOTTOM,5);
OptionsSizer->Add(CheckUpdateVideo,0,wxBOTTOM,0);
// Limits sizer
wxArrayString field;
field.Add(_("Text"));
field.Add(_("Style"));
field.Add(_("Actor"));
field.Add(_("Effect"));
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wxArrayString affect;
affect.Add(_("All rows"));
affect.Add(_("Selected rows"));
Field = new wxRadioBox(this,-1,_("In Field"),wxDefaultPosition,wxDefaultSize,field);
Affect = new wxRadioBox(this,-1,_("Limit to"),wxDefaultPosition,wxDefaultSize,affect);
wxSizer *LimitSizer = new wxBoxSizer(wxHORIZONTAL);
LimitSizer->Add(Field,1,wxEXPAND | wxRIGHT,5);
LimitSizer->Add(Affect,0,wxEXPAND | wxRIGHT,0);
Field->SetSelection(OPT_GET("Tool/Search Replace/Field")->GetInt());
Affect->SetSelection(OPT_GET("Tool/Search Replace/Affect")->GetInt());
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// Left sizer
wxSizer *LeftSizer = new wxBoxSizer(wxVERTICAL);
LeftSizer->Add(FindSizer,0,wxBOTTOM,10);
LeftSizer->Add(OptionsSizer,0,wxBOTTOM,5);
LeftSizer->Add(LimitSizer,0,wxEXPAND | wxBOTTOM,0);
// Buttons
wxSizer *ButtonSizer = new wxBoxSizer(wxVERTICAL);
wxButton *FindNext = new wxButton(this,BUTTON_FIND_NEXT,_("&Find next"));
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FindNext->SetDefault();
ButtonSizer->Add(FindNext,0,wxEXPAND | wxBOTTOM,3);
if (hasReplace) {
ButtonSizer->Add(new wxButton(this,BUTTON_REPLACE_NEXT,_("Replace &next")),0,wxEXPAND | wxBOTTOM,3);
ButtonSizer->Add(new wxButton(this,BUTTON_REPLACE_ALL,_("Replace &all")),0,wxEXPAND | wxBOTTOM,3);
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}
ButtonSizer->Add(new wxButton(this,wxID_CANCEL),0,wxEXPAND | wxBOTTOM,20);
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// Main sizer
wxSizer *MainSizer = new wxBoxSizer(wxHORIZONTAL);
MainSizer->Add(LeftSizer,0,wxEXPAND | wxALL,5);
MainSizer->Add(ButtonSizer,0,wxEXPAND | wxALL,5);
SetSizerAndFit(MainSizer);
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CenterOnParent();
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Search.OnDialogOpen();
Bind(wxEVT_COMMAND_BUTTON_CLICKED, std::tr1::bind(&DialogSearchReplace::FindReplace, this, 0), BUTTON_FIND_NEXT);
Bind(wxEVT_COMMAND_BUTTON_CLICKED, std::tr1::bind(&DialogSearchReplace::FindReplace, this, 1), BUTTON_REPLACE_NEXT);
Bind(wxEVT_COMMAND_BUTTON_CLICKED, std::tr1::bind(&DialogSearchReplace::FindReplace, this, 2), BUTTON_REPLACE_ALL);
Bind(wxEVT_SET_FOCUS, std::tr1::bind(&SearchReplaceEngine::SetFocus, &Search, true));
Bind(wxEVT_KILL_FOCUS, std::tr1::bind(&SearchReplaceEngine::SetFocus, &Search, false));
}
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DialogSearchReplace::~DialogSearchReplace() {
UpdateSettings();
}
void DialogSearchReplace::UpdateSettings() {
Search.isReg = CheckRegExp->IsChecked() && CheckRegExp->IsEnabled();
Search.matchCase = CheckMatchCase->IsChecked();
Search.updateVideo = CheckUpdateVideo->IsChecked() && CheckUpdateVideo->IsEnabled();
OPT_SET("Tool/Search Replace/Match Case")->SetBool(CheckMatchCase->IsChecked());
OPT_SET("Tool/Search Replace/RegExp")->SetBool(CheckRegExp->IsChecked());
OPT_SET("Tool/Search Replace/Video Update")->SetBool(CheckUpdateVideo->IsChecked());
OPT_SET("Tool/Search Replace/Field")->SetInt(Field->GetSelection());
OPT_SET("Tool/Search Replace/Affect")->SetInt(Affect->GetSelection());
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}
void DialogSearchReplace::FindReplace(int mode) {
if (mode < 0 || mode > 2) return;
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// Variables
wxString LookFor = FindEdit->GetValue();
if (!LookFor) return;
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// Setup
Search.isReg = CheckRegExp->IsChecked() && CheckRegExp->IsEnabled();
Search.matchCase = CheckMatchCase->IsChecked();
Search.updateVideo = CheckUpdateVideo->IsChecked() && CheckUpdateVideo->IsEnabled();
Search.LookFor = LookFor;
Search.CanContinue = true;
Search.affect = Affect->GetSelection();
Search.field = Field->GetSelection();
// Find
if (mode == 0) {
Search.FindNext();
if (hasReplace) {
wxString ReplaceWith = ReplaceEdit->GetValue();
Search.ReplaceWith = ReplaceWith;
config::mru->Add("Replace", STD_STR(ReplaceWith));
}
}
// Replace
else {
wxString ReplaceWith = ReplaceEdit->GetValue();
Search.ReplaceWith = ReplaceWith;
if (mode == 1) Search.ReplaceNext();
else Search.ReplaceAll();
config::mru->Add("Replace", STD_STR(ReplaceWith));
}
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// Add to history
config::mru->Add("Find", STD_STR(LookFor));
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UpdateDropDowns();
}
void DialogSearchReplace::UpdateDropDowns() {
FindEdit->Freeze();
FindEdit->Clear();
FindEdit->Append(lagi_MRU_wxAS("Find"));
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FindEdit->SetSelection(0);
FindEdit->Thaw();
if (hasReplace) {
ReplaceEdit->Freeze();
ReplaceEdit->Clear();
ReplaceEdit->Append(lagi_MRU_wxAS("Replace"));
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ReplaceEdit->SetSelection(0);
ReplaceEdit->Thaw();
}
}
/// @brief Constructor SearchReplaceEngine ///////////////////////
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SearchReplaceEngine::SearchReplaceEngine () {
CanContinue = false;
}
void SearchReplaceEngine::FindNext() {
ReplaceNext(false);
}
/// @brief Find & Replace next instance
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void SearchReplaceEngine::ReplaceNext(bool DoReplace) {
if (!CanContinue) {
OpenDialog(DoReplace);
return;
}
wxArrayInt sels = context->subsGrid->GetSelection();
int firstLine = 0;
if (sels.Count() > 0) firstLine = sels[0];
// if selection has changed reset values
if (firstLine != curLine) {
curLine = firstLine;
Modified = false;
LastWasFind = true;
pos = 0;
matchLen = 0;
replaceLen = 0;
}
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// Setup
int start = curLine;
int nrows = context->subsGrid->GetRows();
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bool found = false;
wxString *Text = NULL;
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size_t tempPos;
int regFlags = wxRE_ADVANCED;
if (!matchCase) {
if (isReg) regFlags |= wxRE_ICASE;
else LookFor.MakeLower();
}
// Search for it
while (!found) {
Text = GetText(context->subsGrid->GetDialogue(curLine), field);
if (DoReplace && LastWasFind)
tempPos = pos;
else
tempPos = pos+replaceLen;
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// RegExp
if (isReg) {
wxRegEx regex (LookFor,regFlags);
if (regex.IsValid()) {
if (regex.Matches(Text->Mid(tempPos))) {
size_t match_start;
regex.GetMatch(&match_start,&matchLen,0);
pos = match_start + tempPos;
found = true;
}
}
}
// Normal
else {
int textPos = tempPos;
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wxString src = Text->Mid(tempPos);
if (!matchCase) src.MakeLower();
int tempPos = src.Find(LookFor);
if (tempPos != -1) {
pos = textPos+tempPos;
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found = true;
matchLen = LookFor.Length();
}
}
// Didn't find, go to next line
if (!found) {
curLine++;
pos = 0;
matchLen = 0;
replaceLen = 0;
if (curLine == nrows) curLine = 0;
if (curLine == start) break;
}
}
// Found
if (found) {
// If replacing
if (DoReplace) {
// Replace with regular expressions
if (isReg) {
wxString toReplace = Text->Mid(pos,matchLen);
wxRegEx regex(LookFor,regFlags);
regex.ReplaceFirst(&toReplace,ReplaceWith);
*Text = Text->Left(pos) + toReplace + Text->Mid(pos+matchLen);
replaceLen = toReplace.Length();
}
// Normal replace
else {
*Text = Text->Left(pos) + ReplaceWith + Text->Mid(pos+matchLen);
replaceLen = ReplaceWith.Length();
}
// Commit
context->ass->Commit(_("replace"), AssFile::COMMIT_DIAG_TEXT);
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}
else {
replaceLen = matchLen;
}
// Select
context->subsGrid->SelectRow(curLine,false);
context->subsGrid->MakeCellVisible(curLine,0);
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if (field == 0) {
context->subsGrid->SetActiveLine(context->subsGrid->GetDialogue(curLine));
context->editBox->SetSelectionU(pos,pos+replaceLen);
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}
// Update video
if (updateVideo) {
(*cmd::get("video/jump/start"))(context);
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}
else if (DoReplace) Modified = true;
// hAx to prevent double match on style/actor
if (field != 0) replaceLen = 99999;
}
LastWasFind = !DoReplace;
}
/// @brief Replace all instances
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void SearchReplaceEngine::ReplaceAll() {
size_t count = 0;
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int regFlags = wxRE_ADVANCED;
if (!matchCase)
regFlags |= wxRE_ICASE;
wxRegEx reg;
if (isReg)
reg.Compile(LookFor, regFlags);
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// Selection
std::set<AssDialogue*> sel = context->selectionController->GetSelectedSet();
bool hasSelection = !sel.empty();
bool inSel = affect == 1;
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// Scan
for (std::list<AssEntry*>::iterator it = context->ass->Line.begin(); it != context->ass->Line.end(); ++it) {
AssDialogue *diag = dynamic_cast<AssDialogue*>(*it);
if (!diag) continue;
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// Check if row is selected
if (inSel && hasSelection && !sel.count(diag))
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continue;
wxString *Text = GetText(diag, field);
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// Regular expressions
if (isReg) {
if (reg.Matches(*Text)) {
size_t start, len;
reg.GetMatch(&start, &len);
// A zero length match (such as '$') will always be replaced
// maxMatches times, which is almost certainly not what the user
// wanted, so limit it to one replacement in that situation
count += reg.Replace(Text, ReplaceWith, len > 0 ? 1000 : 1);
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}
}
// Normal replace
else {
if (!Search.matchCase) {
bool replaced = false;
wxString Left, Right = *Text;
size_t pos = 0;
Left.reserve(Right.size());
while (pos + LookFor.size() <= Right.size()) {
if (Right.Mid(pos, LookFor.size()).CmpNoCase(LookFor) == 0) {
Left.Append(Right.Left(pos)).Append(ReplaceWith);
Right = Right.Mid(pos + LookFor.Len());
++count;
replaced = true;
pos = 0;
}
else {
pos++;
}
}
if (replaced) {
*Text = Left + Right;
}
}
else if(Text->Contains(LookFor)) {
count += Text->Replace(LookFor, ReplaceWith);
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}
}
}
if (count > 0) {
context->ass->Commit(_("replace"), AssFile::COMMIT_DIAG_TEXT);
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wxMessageBox(wxString::Format(_("%i matches were replaced."),count));
}
else {
wxMessageBox(_("No matches found."));
}
LastWasFind = false;
}
void SearchReplaceEngine::OnDialogOpen() {
wxArrayInt sels = context->subsGrid->GetSelection();
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curLine = 0;
if (sels.Count() > 0) curLine = sels[0];
// Reset values
Modified = false;
LastWasFind = true;
pos = 0;
matchLen = 0;
replaceLen = 0;
}
void SearchReplaceEngine::OpenDialog (bool replace) {
static DialogSearchReplace *diag = NULL;
// already opened
if (diag) {
// it's the right type so give focus
if(replace == hasReplace) {
diag->FindEdit->SetFocus();
diag->Show();
OnDialogOpen();
return;
}
// wrong type - destroy and create the right one
diag->Destroy();
}
// create new one
diag = new DialogSearchReplace(context, replace);
diag->FindEdit->SetFocus();
diag->Show();
hasReplace = replace;
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}
wxString *SearchReplaceEngine::GetText(AssDialogue *cur, int field) {
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if (field == 0) return &cur->Text;
else if (field == 1) return &cur->Style;
else if (field == 2) return &cur->Actor;
else if (field == 3) return &cur->Effect;
else throw wxString("Invalid field");
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}
SearchReplaceEngine Search;