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d2d561810cb164b83b33f0addc7c181d3f9bdc46
mediasystem/OurOCREngine/OurOCREngine.cpp
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Mo Elzubeir d2d561810c initial import
2022-12-13 09:18:00 -06:00

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#include "idrs_config.h"
#include "OurOCREngine.h"
#include <QtGui/QtGui>
#include <QtCore/QtCore>
#include "qtservice.h"
#include <iostream>
#include <sstream>
#include <vector>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <cctype>
#include <exception>
#include <cstdlib>
#include <ctime>
#include <fstream>
#include "Coordinates.h"
#include "Word.h"
#include "Tag.h"
using namespace std;
ofstream out;
bool stop = false;
QMutex mutex;
IDRS_FILE_SETUP_INFO gSampleSetupInfo;
#define MAX_PAGES 5
//bool OurOCREngine::m_stop = false;
OurOCREngine::OurOCREngine()
{
out.open("C:/ems-log.txt", ios::app);
//m_mutex = new QMutex(QMutex::NonRecursive);
//m_stop = false;
stop = false;
}
OurOCREngine::~OurOCREngine()
{
CIDRS::Unload (); //unload the module
//if(m_mutex)
// delete m_mutex;
}
void Start(OurOCREngine &engine)
{
out << engine.CurrentDateTime().toStdString() << "\tStart the process" << endl;
engine.Process();
}
/*void OurOCREngine::Pause()
{
m_pause = true;
}*/
void OurOCREngine::Stop()
{
//out << "----------Stopping the process" << endl;
QMutexLocker locker(&mutex);
stop = true;
//out << "----------Stop value is " << stop << endl;
}
bool OurOCREngine::ReadSettings()
{
QString config = QApplication::applicationDirPath()+ "/config.ini";
QSettings settings(config, QSettings::IniFormat);
m_server = settings.value("database/server").toString(); //read database's server value from settings
m_databaseName = settings.value("database/database").toString(); //read database's database name value from settings
m_user = settings.value("database/uid").toString(); //read database's user id value from settings
m_password = settings.value("database/pwd").toString(); //read database's password value from settings
m_port = settings.value("database/port").toInt(); //read database's port value from settings
// if any string is empty return false, else return true
/*if(m_masterDatabaseName.isEmpty() || m_masterDatabaseHost.isEmpty() || m_masterDatabaseUser.isEmpty() ||
m_masterDatabasePassword.isEmpty() || ( m_masterDatabasePort == 0) )
{
QMessageBox::critical(this, tr("config error"),
tr("Error reading 'config.ini' master database configurations\nMake sure the file exists, and its properly formatted!"));
return false;
}*/
return true;
}
bool OurOCREngine::Initalize()
{
IDRS_FILE_SETUP_INFO aSampleSetupInfo;
m_isReady = false;
/* Setup iDRS */
try
{
if ( SetupIDRS ( aSampleSetupInfo ) != 0 )
{
out << CurrentDateTime().toStdString() << "\tUnable to setup iDRS." << endl;
exit(0); //return false;
}
else
{
m_isReady = true;
}
}
catch ( IDRSException & aIDRSException )
{
CIDRS::Unload ();
ShowException ( aIDRSException );
exit(0);//return false;
}
// Create the iDRS objects
try
{
m_reader = CReader::Create ();
}
catch ( IDRSException & aIDRSException )
{
m_reader = NULL;
m_isReady = false;
ShowException ( aIDRSException );
CIDRS::Unload ();
exit(0);
//return false;
}
if (!ReadSettings() )
{
out << CurrentDateTime().toStdString() << "\terror reading settings" << endl;
m_isReady = false;
exit(0);
//return false;
}
if (!ConnectToDatabase() )
{
//erro handling show be done here
out << CurrentDateTime().toStdString() << "\tCould not connect to DB" << endl;
m_isReady = false;
exit(0);
//return false;
}
GetIssuePath();
return m_isReady;
}
void OurOCREngine::Process()
{
while(true)
{
//read pages to process
//out << "Stop value is " << stop << endl;
//{
/*
QMutexLocker locker(&mutex);
if( stop )
{
out << CurrentDateTime().toStdString() << "\tStopping the service" << endl;
ResetUnprocessedPages(); //unset the pages to process in the queue
CIDRS::Unload();
m_reader = NULL;
return; //and exit
}
}*/
GetPagesToProcess();
if(m_pagesToProcess.size() == 0)
{
//no pages to process, sleep for 2 seconds
//QtServiceBase::instance()->logMessage("No pages to process, sleeping for 2 seconds");
out << CurrentDateTime().toStdString() << "\tNo pages to process, sleeping for 2 seconds\r";
Sleep(2*1000);
continue;
}
for(int i=0; i< m_pagesToProcess.size(); i++)
{
{
QMutexLocker locker(&mutex);
if( stop )
break;
}
out << CurrentDateTime().toStdString() << " # of pages to process: " << m_pagesToProcess.size() << ", now processing page # " << i+1 << endl;
if( !m_pagesToProcess[i].m_isCopied )
{
out << CurrentDateTime().toStdString() << "\tPage " << m_pagesToProcess[i].m_localPath.toStdString() << " could not be copied, skipping to next page" << endl;
continue; //if its not copied, then we just move to the next copied page
}
m_currentIndex = i;
QString pagePath = m_pagesToProcess[i].m_localPath;
//QtServiceBase::instance()->logMessage( QString("start process of page %1").arg(pagePath) );
out << CurrentDateTime().toStdString() << "\tStart process of page " << pagePath.toStdString() << endl;
bool ret = ProcessPage(pagePath, m_pagesToProcess[i].m_isArabic);
if(ret)
{
//we have a successfull processing, we do the insertion of the database, and updating of the status
QList<Tag> tags = SearchTags( m_pagesToProcess[i].m_isArabic );
AddToDatabase(m_pagesToProcess[i].m_sectionPagesId, tags);
//clear text
m_pageText = "";
m_words.clear();
//QtServiceBase::instance()->logMessage( QString("Process of page %1 completed successfully").arg(pagePath) );
out << CurrentDateTime().toStdString() << "\tProcess of page " << pagePath.toStdString() << " completed successfully" << endl;
m_pagesToProcess[i].m_isProcessed = true;
}
else
{
//we need to re-process it another time
//QtServiceBase::instance()->logMessage( QString("Process of page %1 unsuccessfull, re-process one more time").arg(pagePath) );
out << CurrentDateTime().toStdString() << "\tProcess of page " << pagePath.toStdString() << " unsuccessfull, re-process one more time" << endl;
bool ret = ProcessPage(pagePath, m_pagesToProcess[i].m_isArabic);
if(ret)
{
//we have a successfull processing, we do the insertion of the database, and updating of the status
QList<Tag> tags = SearchTags( m_pagesToProcess[i].m_isArabic );
AddToDatabase(m_pagesToProcess[i].m_sectionPagesId, tags);
//clear text
m_pageText = "";
m_words.clear();
//QtServiceBase::instance()->logMessage( QString("Process of page %1 completed successfully").arg(pagePath) );
out << CurrentDateTime().toStdString() << "\tProcess of page " << pagePath.toStdString() << " completed successfully" << endl;
m_pagesToProcess[i].m_isProcessed = true;
}
else
{
//we need to re-process it another time
//QtServiceBase::instance()->logMessage( QString("Process of page %1 unsuccessfull, re-process one more time").arg(pagePath) );
out << CurrentDateTime().toStdString() << "\tProcess of page " << pagePath.toStdString() << " unsuccessfull, SKIPPING this page" << endl;
}
}
}
//now delete the copied pages
DeleteFiles();
//and reset the pages that have not been processed to be processed.
//ResetUnprocessedPages();
}
}
bool OurOCREngine::ConnectToDatabase()
{
m_database = QSqlDatabase::addDatabase("QMYSQL");
// initalize the connection
m_database.setHostName(m_server);
m_database.setPort(m_port);
m_database.setDatabaseName(m_databaseName);
m_database.setUserName(m_user);
m_database.setPassword(m_password);
// try to open the connection, if ok returns true, else returns false
bool ok = m_database.open();
if(!ok)
{
// if error, get the error from the database text and print it to debug screen
QString str = m_database.lastError().databaseText();
//QMessageBox::critical(this, tr("Database Error"), tr("Error connecting to master database\n") + str);
cout << str.toStdString();
return false;
}
return true;
}
void OurOCREngine::GetIssuePath()
{
QString issueQuery = "SELECT issues_path, issues_windows_drive_letter FROM system_configuration";
QSqlQuery query(m_database);
query.exec(issueQuery);
QString str = query.lastError().databaseText();
while( query.next() )
{
QString path = query.value(0).toString();
QString drive = query.value(1).toString();
m_issuePath = drive + path;
}
}
void OurOCREngine::ResetUnprocessedPages()
{
out << CurrentDateTime().toStdString() << " ---- ResetUnprocessedPages() ---- " << endl;
QString lockQuery = "LOCK TABLE section_pages WRITE";
QString unlockQuery = "UNLOCK TABLES";
QString updateQuery = "UPDATE section_pages SET status = 1 WHERE section_pages = :section_pages";
QSqlQuery query(m_database);
//first lock the page.
query.exec( lockQuery );
//now change the status of the pages to being processed
for(int i=0; i< m_pagesToProcess.size(); i++)
{
if(!m_pagesToProcess[i].m_isProcessed)
{
query.prepare( updateQuery );
query.bindValue(":section_pages", m_pagesToProcess[i].m_sectionPagesId);
bool ret = query.exec();
}
}
//now unlock the pages
query.exec( unlockQuery );
out << CurrentDateTime().toStdString() << " ---- End of ResetUnprocessedPages() ---- " << endl;
}
void OurOCREngine::GetPagesToProcess()
{
out << CurrentDateTime().toStdString() << "\t---- GetPagesToProcess()" << endl;
//first of all, try to lock the dummy table
//then read the pages that needs to be processed, and get the first n pages (n is determined in the config files)
//change their status to being processed
//unlock the dummy table
QString lockQuery = "LOCK TABLE section_pages WRITE";
QString unlockQuery = "UNLOCK TABLES";
QString selectQuery = "SELECT section_pages, page_name FROM section_pages WHERE status = 1 LIMIT 5";
QString updateQuery = "UPDATE section_pages SET status = 2 WHERE section_pages = :section_pages";
m_pagesToProcess.clear();
//QSqlQuery query = m_database.query();
QSqlQuery query(m_database);
//first lock the page.
out << CurrentDateTime().toStdString() << "\t--->lock query: \"" << lockQuery.toStdString() << "\"" << endl;
out << CurrentDateTime().toStdString() << "\t\tcall lock query ";
bool ret = query.exec( lockQuery );
if(!ret)
{
out << " returned false" << endl;
out << CurrentDateTime().toStdString() << "\t\treason: " << query.lastError().databaseText().toStdString() << endl;
return;
}
else
out << " returned true" << endl;
out << CurrentDateTime().toStdString() << "\tSelect query: \"" << selectQuery.toStdString() << "\"" << endl;
out << CurrentDateTime().toStdString() << "\tCall select query " ;
ret = query.exec( selectQuery );
if(!ret)
{
out << " returned false" << endl;
out << CurrentDateTime().toStdString() << "\t\treason: " << query.lastError().databaseText().toStdString() << endl;
return;
}
else
out << " returned true" << endl;
out << CurrentDateTime().toStdString() << "\tNumber of rows returned " << query.size() << endl;
if( query.size() > 0 )
{
while ( query.next() )
{
//if( i >= MAX_PAGES) //break;
QString sectionPages = query.value(0).toString();
QString pageName = query.value(1).toString();
out << "\t\t\tAdd " << pageName.toStdString() << " to list of pages to be processed" << endl;
PageInfo pi;
pi.m_sectionPagesId = sectionPages.toInt();
pi.m_remotePath = pageName;
pi.m_localPath = pageName;
m_pagesToProcess.append(pi);
}
//now change the status of the pages to being processed
for(int i=0; i< m_pagesToProcess.size(); i++)
{
query.prepare( updateQuery );
query.bindValue(":section_pages", m_pagesToProcess[i].m_sectionPagesId);
bool ret = query.exec();
if(!ret)
{
out << CurrentDateTime().toStdString() << "\tCall to update query returned false" << endl;
out << CurrentDateTime().toStdString() << "\t\tReason: " << query.lastError().databaseText().toStdString() << endl;
return;
}
}
}
//now unlock the pages
out << CurrentDateTime().toStdString() << "\tUnlock query: \"" << unlockQuery.toStdString() << "\"" << endl;
out << CurrentDateTime().toStdString() << "\tCall unlock query ";
ret = query.exec( unlockQuery );
if(!ret)
{
out << " returned false" << endl;
out << CurrentDateTime().toStdString() << "\t\tReason: " << query.lastError().databaseText().toStdString() << endl;
return;
}
else
out << " returned true" << endl;
if( m_pagesToProcess.size() > 0 )
ConstructPagesPath();
out << CurrentDateTime().toStdString() << " ---- End of GetPagesToProcess() ---- " << endl;
}
void OurOCREngine::ConstructPagesPath()
{
out << CurrentDateTime().toStdString() << " ---- ConstructPagesPath() ---- " << endl;
QSqlQuery query (m_database);
for(int i = 0; i < m_pagesToProcess.size(); i++)
{
ostringstream oss;
oss << "SELECT issue_date, pi.id_publication, id_section, `language` FROM "
<< " publication as pi, publication_issue as pis, issue_sections as ise, section_pages as sp "
<< " WHERE "
<< " pi.id_publication = pis.id_publication AND "
<< " pis.id_publication_issue = ise.id_publication_issue AND "
<< " ise.id_issue_sections = sp.id_issue_sections AND "
<< " section_pages = " << m_pagesToProcess[i].m_sectionPagesId;
QString str = QString::fromStdString( oss.str() );
query.exec( str );
while(query.next() )
{
QString issueDate = query.value(0).toString();
QString publicationID = query.value(1).toString();
QString sectionID = query.value(2).toString();
QString language = query.value(3).toString();
//path is in the format of: Fileserver_path_Issues/YYYY/MM/DD/ID_PUBLICATION/ID_SECTION/
QStringList dateVecor = issueDate.split("-");
QString remotepath = QString("%1%2\\%3\\%4\\%5\\%6\\300dpi\\%7")
.arg(m_issuePath)
.arg(dateVecor[0])
.arg(dateVecor[1])
.arg(dateVecor[2])
.arg(publicationID)
.arg(sectionID)
.arg(m_pagesToProcess[i].m_remotePath);
remotepath.replace("/", "\\");
//m_issuePath + dateVecor[0] + "/" + dateVecor[1] + "/" + dateVecor[2] + "/" + publicationID + "/" + sectionID + "/300dpi/" + m_pagesToProcess[i].m_remotePath;
QString localpath = QString("C:\\%1_%2_%3").arg(publicationID).arg(sectionID).arg(m_pagesToProcess[i].m_localPath);
m_pagesToProcess[i].m_remotePath = remotepath;
m_pagesToProcess[i].m_localPath = localpath;
bool isArabic = ( language.compare("Arabic", Qt::CaseInsensitive) == 0 );
m_pagesToProcess[i].m_isArabic = isArabic;
m_pagesToProcess[i].m_isCopied = false;
m_pagesToProcess[i].m_isProcessed = false;
}
}
//copy Files from remoate path to local path
CopyFiles();
out << CurrentDateTime().toStdString() << " ---- End of ConstructPagesPath() ---- " << endl;
}
void OurOCREngine::CopyFiles()
{
out << CurrentDateTime().toStdString() << " ---- CopyFile() ---- " << endl;
for(int i=0; i < m_pagesToProcess.count(); i++)
{
QFile file;
bool ret = file.copy(m_pagesToProcess[i].m_remotePath, m_pagesToProcess[i].m_localPath);
int j = 0;
while(!ret && j < 5)
{
ret = file.copy(m_pagesToProcess[i].m_remotePath, m_pagesToProcess[i].m_localPath);
j++;
}
//check the file is exists
ret = file.exists(m_pagesToProcess[i].m_localPath);
out << "\tCopy of file " << m_pagesToProcess[i].m_remotePath.toStdString() << " to " << m_pagesToProcess[i].m_localPath.toStdString() <<" is ";
if(ret)
{
m_pagesToProcess[i].m_isCopied = true;
out << "successfull" << endl;
}
else
{
m_pagesToProcess[i].m_isCopied = false;
out << "un-successfull" << endl;
out << "\tReason: " << file.errorString().toStdString() << endl;
}
}
out << CurrentDateTime().toStdString() << " ---- End of CopyFile() ---- " << endl;
}
void OurOCREngine::DeleteFiles()
{
out << CurrentDateTime().toStdString() << " ---- DeleteFiles() ---- " << endl;
for(int i=0; i < m_pagesToProcess.count(); i++)
{
bool ret = QFile::remove(m_pagesToProcess[i].m_localPath);
int j = 0;
while(!ret && j < 5)
{
ret = QFile::remove(m_pagesToProcess[i].m_localPath);
j++;
}
}
out << CurrentDateTime().toStdString() << " ---- End of DeleteFiles() ---- " << endl;
}
bool OurOCREngine::ProcessPage(QString &pagePath, bool isArabic)
{
out << CurrentDateTime().toStdString() << " ---- ProcessPage() ---- " << endl;
IDRS::CPage aPage;
try
{
if(isArabic)
{
COCRContext aOCRContext = COCRContext::Create (IDRS_LNG_ARABIC);
m_reader.SetOCRParameters(aOCRContext);
}
else
{
COCRContext aOCRContext = COCRContext::Create (IDRS_LNG_ENGLISH);
m_reader.SetOCRParameters(aOCRContext);
}
// Load the page
aPage = IDRS::CPage::Create ();
std::wstring page = pagePath.toStdWString();
aPage.LoadSourceImage ( (IDRS::IDRS_CTSTR) page.c_str() );
// Do the recognition
m_reader.Read ( aPage );
}
catch ( IDRS::IDRSException & aIDRSException )
{
ShowException ( aIDRSException );
aPage = NULL;
out << CurrentDateTime().toStdString() << "\t Error Loading page: " << pagePath.toStdString() << endl;
//IDRS::CIDRS::Unload ();
return false;
}
try
{
IDRS::CZone aZone;
IDRS::CZoneMeaning aZoneMeaning;
IDRS::IDRS_RECT aRect;
IDRS::CMeaningElt aMeaningElt;
IDRS::CMeaningEltFmtNfo aMeaningEltFmtNfo;
IDRS::CMeaningEltTxt aMeaningEltTxt;
IDRS::IDRS_UINT
ui,
uiZoneIndex, uiMeaningEltIndex;
IDRS::IDRS_BOOL
bFirstLine, bFirstWordInLine;
bFirstLine = bFirstWordInLine = IDRS_TRUE;
IDRS::IDRS_RECT rect;
wstring pageText;
for ( uiZoneIndex = 0; uiZoneIndex < aPage.GetZoneCount (); uiZoneIndex ++ )
{
aZone = aPage.GetZoneAt ( uiZoneIndex );
// Writes zone header
aRect = aZone.GetBoundingRect ();
aZoneMeaning = aZone.Meaning ();
wstring str;
int itop, ileft, ibottom, iright;
if ( ! aZoneMeaning.IsNull ())
{
for ( uiMeaningEltIndex = 0; uiMeaningEltIndex < aZoneMeaning.GetCount (); uiMeaningEltIndex ++ )
{
aMeaningElt = aZoneMeaning.GetAt ( uiMeaningEltIndex );
switch ( aMeaningElt.GetMEType ())
{
case IDRS_ME_TEXT:
aMeaningEltTxt = aMeaningElt;
for ( ui = 0; ui < aMeaningEltTxt.GetLength (); ui ++ )
{
str += (wchar_t) aMeaningEltTxt.GetBuffer()[ui];
pageText += (wchar_t) aMeaningEltTxt.GetBuffer()[ui];
}
break;
case IDRS_ME_FMT_NFO:
aMeaningEltFmtNfo = aMeaningElt;
switch ( aMeaningEltFmtNfo.GetFmtNfoType ())
{
case IDRS_FMT_NFO_WORD_START:
aMeaningEltFmtNfo.GetFmtNfoValue(rect);
if ( ! bFirstWordInLine )
{
Word w(str, itop/3, ileft/3, ibottom/3, iright/3);
m_words.append(w);
str = L"";
pageText += L" ";
}
else
bFirstWordInLine = IDRS_FALSE;
itop = rect.uiTop;
ileft = rect.uiLeft;
ibottom = rect.uiBottom;
iright = rect.uiRight;
break;
case IDRS_FMT_NFO_LINE_START:
if ( ! bFirstLine )
{
pageText += L" ";
if(str.length() > 0)
{
Word w(str, itop/3, ileft/3, ibottom/3, iright/3);
m_words.append(w);
str = L"";
}
aMeaningEltFmtNfo.GetFmtNfoValue(rect);
itop = rect.uiTop;
ileft = rect.uiLeft;
ibottom = rect.uiBottom;
iright = rect.uiRight;
}
else
bFirstLine = IDRS_FALSE;
bFirstWordInLine = IDRS_TRUE;
break;
case IDRS_FMT_NFO_PARA_START :
pageText += L"\n";
default:
break;
}
break;
default:
break;
}
}
//add the last word of the line
if(str.length() > 0)
{
Word w(str, itop/3, ileft/3, ibottom/3, iright/3);
m_words.append(w);
str = L"";
}
}
}
m_pageText = QString::fromStdWString( pageText );
RemoveDashAndTheFollowingSpace(m_pageText);
//now remove dash from the word_list as well, and appened the next word to it.
for(int i=0; i< m_words.count()-1; i++)
{
if( m_words[i].word().endsWith("-") )
{
m_words[i].appendToWord(m_words[i+1].word(), true);
m_words[i].AddCoordinates( m_words[i+1].coordinates() );
//now remove the i+1 entry
m_words.removeAt(i+1);
i--;
}
}
}
catch ( IDRS::IDRSException & aIDRSException )
{
ShowException ( aIDRSException );
// aReader = NULL;
// IDRS::CIDRS::Unload ();
out << CurrentDateTime().toStdString() << "\t Error Loading page: " << pagePath.toStdString() << endl;
return false;
}
catch ( ... )
{
//aReader = NULL; //IDRS::CIDRS::Unload ();
cout << "An error occured in the iDRS." << endl;
return false;
}
out << CurrentDateTime().toStdString() << " ---- End of ProcessPage() ---- " << endl;
return true;
}
void OurOCREngine::GetTagsFromDatabase(bool isArabic)
{
//check if we need to get a newer version of the database
out << CurrentDateTime().toStdString() << " ---- GetTagsFromDatabase() ---- " << endl;
QSqlQuery query( m_database );
bool ret;
if(isArabic)
ret = query.exec( "SELECT id_company, name_company_ar as name_company FROM company WHERE date_end > NOW() AND name_company_ar not like ''" );
else
ret = query.exec( "SELECT id_company, name_company FROM company WHERE date_end > NOW()" );
if(ret)
m_databaseTags.clear();
while( query.next() )
{
int id = query.value(0).toInt();
QString tag = query.value(1).toString(); //QString::fromUtf8( query.value(1).toString().toAscii().data() );
TagInfo ti;
ti.m_id = id;
ti.m_name = tag;
m_databaseTags.append(ti);
}
//if(isArabic)
// ret = query.exec("SELECT cm.id_company, name_searchword_ar FROM company AS cm, searchword AS sw WHERE sw.id_company = cm.id_company AND cm.date_end > NOW() AND name_searchword_ar not like ''");
//else
ret = query.exec("SELECT cm.id_company, name_searchword FROM company AS cm, searchword AS sw WHERE sw.id_company = cm.id_company AND cm.date_end > NOW()");
while( query.next() )
{
int id = query.value(0).toInt();
QString tag = query.value(1).toString(); //QString::fromUtf8( query.value(1).toString().toAscii().data() );
TagInfo ti;
ti.m_id = id;
ti.m_name = tag;
m_databaseTags.append(ti);
}
out << CurrentDateTime().toStdString() << " ---- End of GetTagsFromDatabase() ---- " << endl;
}
QList<Tag> OurOCREngine::SearchTags(bool isArabic)
{
out << CurrentDateTime().toStdString() << " ---- SearchTags() ---- " << endl;
QList<Tag> tags;
GetTagsFromDatabase(isArabic);
cout << "Searching for keywords" << endl;
clock_t start = clock();
for (int i = 0; i < m_databaseTags.count(); i++)
{
int id = m_databaseTags[i].m_id;
QString tag = m_databaseTags[i].m_name;
QRegExp regEx(tag);
int count = 0;
int pos = 0;
while( (pos = regEx.indexIn(m_pageText, pos) ) != -1)
{
//if(m_pageText.indexOf(QRegExp(tag), 0 ) != -1){
QString foundTag = m_pageText.mid(pos, regEx.matchedLength() );
pos += regEx.matchedLength();
//check if this is a multi-word tag, if so, tell the function
bool ismultiword = false;
if(foundTag.indexOf(" ") != -1)
ismultiword = true;
QStringList coorVector = GetTagCoordinates(foundTag, ismultiword);
if(coorVector.count() > 0)
{
//cout << "\t'" << tag << "' is a TAG with coordinate(s): " << endl;
for(int count=0; count < coorVector.count(); count++)
{
QString str = coorVector[count];
//since its a multiword, we need to convert the multiple boxes surronding each word to a single box
if(ismultiword)
ConvertToSingleBox(str);
//cout << "\t\t---" << str << endl << endl;
Tag t(id, str);
Tag::AddTag(tags, t);
}
}
}
}
double diff = ( clock() - start ) / (double)CLOCKS_PER_SEC;
cout << "1- Time took to search for keywords is " << diff << endl;
out << CurrentDateTime().toStdString() << " ---- End of SearchTags() ---- " << endl;
return tags;
}
void OurOCREngine::DeleteFromDatabase(int id_section_pages)
{
out << CurrentDateTime().toStdString() << " ---- DeleteFromDatabase() ---- " << endl;
QSqlQuery query(m_database);
//DELETE page text
query.prepare("DELETE FROM page_text WHERE id_section_pages = :id_section_pages");
query.bindValue(":id_section_pages", id_section_pages);
bool ret = query.exec( );
/*query.prepare("DELETE FROM page_tag_coordinates WHERE id_section_pages = :id_section_pages");
query.bindValue(":id_section_pages", id_section_pages);
ret = query.exec( );*/
//now insert into the page_word_coordinates
query.prepare("DELETE FROM page_word_coordinates WHERE id_section_pages = :id_section_pages");
query.bindValue(":id_section_pages", id_section_pages);
ret = query.exec( );
out << CurrentDateTime().toStdString() << " ---- End of DeleteFromDatabase() ---- " << endl;
}
void OurOCREngine::AddToDatabase(int id_section_pages, QList<Tag> &tags)
{
out << CurrentDateTime().toStdString() << " ---- AddToDatabase() ---- " << endl;
//first thing, we delete the previous entries from database
DeleteFromDatabase(id_section_pages);
QSqlQuery query( m_database );
//insert page text
{
//out << "text is " << m_pageText.toUtf8().data() << endl << endl << endl;
//QString qtext = "INSERT INTO page_text (`id_section_pages`, `text`) VALUES (";
//qtext += QString("%1").arg(id_section_pages);
//qtext += ", " + m_pageText + ")";
m_pageText.remove("\"");
m_pageText.remove("'");
m_pageText.remove("`");
query.prepare("INSERT INTO page_text (`id_section_pages`, `text`) VALUES (:id_section_pages, :pagetext)");
query.bindValue(":id_section_pages", id_section_pages);
query.bindValue(":pagetext", m_pageText );
if ( !query.exec() )
{
out << "AddToDatabase() Error happend, because of: " << query.lastError().text().toStdString();
out << m_pageText.toStdString();
}
}
for(int i=0; i < tags.count(); i++)
{
Tag t = tags[i];
ostringstream os;
query.prepare("INSERT INTO page_tag_coordinates (`id_section_pages`, `id_company`, `coordinates`) VALUES (:id_section_pages, :tag, :coord)");
query.bindValue(":id_section_pages" , id_section_pages);
query.bindValue(":tag" , t.id() );
query.bindValue(":coord" , t.coordinates() );
bool ret = query.exec( );
}
//now insert into the page_word_coordinates
/*for(int i=0; i < m_words.count(); i++)
{
//QString word = m_words[i].word();
out << "word is: " << m_words[i].word().toUtf8().data() << endl;
QString coord = m_words[i].FormatCoordinatesToExport();
query.prepare("INSERT INTO page_word_coordinates (`id_section_pages`, `word`, `coordinates`) VALUES (:id_section_pages, :word, :coord)");
query.bindValue(":id_section_pages", id_section_pages);
query.bindValue(":word", m_words[i].word().toUtf8().data() );
query.bindValue(":coord", coord);
bool ret = query.exec();
}*/
out << CurrentDateTime().toStdString() << " ---- End of AddToDatabase() ---- " << endl;
}
QStringList OurOCREngine::GetTagCoordinates(QString tag, bool ismultiword)
{
//first phase is to look for a single word
//clock_t start = clock();
QStringList locations;
tag.replace("'s", ""); //remove the 's from the end of the keyword
if(ismultiword)
{
QStringList tagParts = tag.split(" ");
//then we search for them in sequence
for(int i=0; i< m_words.size() - tagParts.count(); i++)
{
bool found = true;
for(int j=0; j < tagParts.count(); j++) //dont check for the last word
{
QString word = m_words[i+j].word();
//removePunctuation(word);
if( tagParts[j].compare(word, Qt::CaseInsensitive) == 0 )
continue;
else
{
found = false;
break;
}
}
if(found)
{
//we get the location of the first and the last tags
//Coordinates c(m_words[i].top(), m_words[i].left(), m_words[i+tagParts.size()-1].bottom(), m_words[i+tagParts.size()-1].right());
QString str = "";
for(int j=0; j< tagParts.count(); j++)
{
QString tmp = m_words[i+j].FormatCoordinatesToExport();
str += tmp;
if( j != tagParts.size() -1)
str+= ":";
}
locations.append( str );
i += tagParts.count(); //hup over the m_words found
}
}
}
else
{
for(int i=0; i < m_words.size(); i++)
{
QString word = m_words[i].word();
if ( tag.compare(word, Qt::CaseInsensitive) == 0)
{
QString str = m_words[i].FormatCoordinatesToExport();
locations.append(str);
}
}
}
//double diff = ( clock() - start ) / (double)CLOCKS_PER_SEC;
//cout << "Time took to search for GetTagCoordinates is " << diff << endl;
return locations;
}
void OurOCREngine::ConvertToSingleBox(QString &str)
{
QStringList list = str.split(":");
vector<Coordinates> crd;
for(int i=0; i< list.count(); i++)
{
QStringList crdStr = list[i].split(",");
Coordinates c(crdStr[0].toInt(), crdStr[1].toInt(), crdStr[2].toInt() ,crdStr[3].toInt());
crdStr.clear();
crd.push_back(c);
}
//now we have all the numbers in coordiantes, we do our work
QString newstr = "";
ostringstream oss;
for(size_t i=0; i< crd.size(); i++)
{
QString topleft;
QString bottomright;
oss.str("");
oss << crd[i].top() << "," << crd[i].left() << ",";
topleft = QString::fromStdString( oss.str() );
oss.str("");
oss << crd[i].bottom() << "," << crd[i].right();
bottomright = QString::fromStdString( oss.str() );
for(size_t j=i+1; j< crd.size(); j++)
{
if( abs (crd[i].top() - crd[j].top()) < 6) // on the same line
{
oss.str("");
oss << crd[j].bottom() << "," << crd[j].right();
bottomright = QString::fromStdString( oss.str() );
crd.erase(crd.begin() + j);
j--;
}
else
break;
}
newstr += topleft + bottomright;
if( i < crd.size() -1 )
newstr += ":";
}
if(newstr.length() > 0)
str = newstr;
}
void OurOCREngine::RemoveDashAndTheFollowingSpace(QString &text)
{
QString searchString( "- " );
QString replaceString( "" );
//assert( searchString != replaceString );
text = text.replace("- ", "");
/*
QString::size_type pos = 0;
while ( (pos = text.find(searchString, pos)) != QString::npos ) {
//m_pageText.replace( pos, searchString.size(), replaceString );
text.erase( pos, searchString.size() );
pos++;
}
pos = 0;
while ( (pos = text.find_first_of("\"'", pos)) != QString::npos ) {//m_pageText.replace( pos, searchString.size(), replaceString );
text.erase( pos, sizeof(wchar_t) );
pos++;
}
*/
}
QString OurOCREngine::CurrentDateTime()
{
QDateTime now = QDateTime::currentDateTime();
return now.toString(QString("yy-MM-dd hh:mm:ss"));
}
void OurOCREngine::ShowException ( IDRSException & theIDRSException )
{
out << "An error occured in the iDRS." << endl;
out << "Code " << theIDRSException.m_code << endl;
out << "File " << theIDRSException.m_strSrcFile << endl;
out << "Line " << theIDRSException.m_uiSrcLine << endl;
switch ( theIDRSException.m_code )
{
case IDRS_ERROR_INVALID_ARGS:
out << "The set of parameters provided is not supported. Please check the parameters." << endl;
break;
case IDRS_ERROR_FILE_OPEN:
out <<"Unable to load the specified file. Please check its path." << endl;
break;
case IDRS_ERROR_NO_IMAGING_MODULE_READY:
out <<"No imaging module is ready. An imaging module is necessary to load/save image files." << endl;
break;
case IDRS_ERROR_DRS_ASIAN_NOT_READY:
out <<"The Asian OCR add-on is not ready." << endl;
break;
case IDRS_ERROR_DRS_HEBREW_NOT_READY:
out <<"The Hebrew OCR add-on is not ready." << endl;
break;
case IDRS_ERROR_DRS_ICR_NOT_READY:
out <<"The ICR module is not ready." << endl;
break;
case IDRS_ERROR_DRS_BANKING_FONTS_NOT_READY:
out <<"The banking fonts recognition add-on is not ready." << endl;
break;
case IDRS_ERROR_DRS_ARABIC_NOT_READY:
out <<"The Arabic OCR add-on is not ready." << endl;
break;
}
}
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