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384 lines
9.6 KiB
384 lines
9.6 KiB
/*
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KNode, the KDE newsreader
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Copyright (c) 1999-2005 the KNode authors.
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See file AUTHORS for details
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
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*/
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#include <kstandarddirs.h>
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#include <ksimpleconfig.h>
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#include <tdelocale.h>
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#include <kdebug.h>
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#include "kngroup.h"
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#include "knfolder.h"
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#include "utilities.h"
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#include "knarticlefilter.h"
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//=============================================================================================================
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// the names of our default filters
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static const char *defFil[] = { "all","unread","new","watched","threads with unread",
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"threads with new","own articles","threads with own articles", 0 };
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void dummyFilter()
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{
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i18n("default filter name","all");
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i18n("default filter name","unread");
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i18n("default filter name","new");
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i18n("default filter name","watched");
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i18n("default filter name","threads with unread");
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i18n("default filter name","threads with new");
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i18n("default filter name","own articles");
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i18n("default filter name","threads with own articles");
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}
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//=============================================================================================================
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KNArticleFilter::KNArticleFilter(int id)
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: i_d(id), c_ount(0), l_oaded(false), e_nabled(true), translateName(true), s_earchFilter(false), apon(articles)
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{}
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// constructs a copy of org
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KNArticleFilter::KNArticleFilter(const KNArticleFilter& org)
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: i_d(-1), c_ount(0), l_oaded(false), e_nabled(org.e_nabled), translateName(true), s_earchFilter(org.s_earchFilter), apon(org.apon)
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{
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status = org.status;
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score = org.score;
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age = org.age;
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lines = org.lines;
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subject = org.subject;
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from = org.from;
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messageId = org.messageId;
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references = org.messageId;
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}
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KNArticleFilter::~KNArticleFilter()
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{}
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bool KNArticleFilter::loadInfo()
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{
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if (i_d!=-1) {
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TQString fname(locate("data",TQString( "knode/filters/%1.fltr" ).arg(i_d) ) );
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if (fname.isNull())
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return false;
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KSimpleConfig conf(fname,true);
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conf.setGroup("GENERAL");
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n_ame=conf.readEntry("name");
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translateName = conf.readBoolEntry("Translate_Name",true);
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e_nabled=conf.readBoolEntry("enabled", true);
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apon=(ApOn) conf.readNumEntry("applyOn", 0);
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return true;
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}
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return false;
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}
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void KNArticleFilter::load()
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{
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TQString fname(locate("data",TQString( "knode/filters/%1.fltr").arg(i_d) ) );
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if (fname.isNull())
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return;
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KSimpleConfig conf(fname,true);
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conf.setGroup("STATUS");
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status.load(&conf);
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conf.setGroup("SCORE");
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score.load(&conf);
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conf.setGroup("AGE");
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age.load(&conf);
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conf.setGroup("LINES");
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lines.load(&conf);
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conf.setGroup("SUBJECT");
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subject.load(&conf);
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conf.setGroup("FROM");
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from.load(&conf);
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conf.setGroup("MESSAGEID");
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messageId.load(&conf);
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conf.setGroup("REFERENCES");
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references.load(&conf);
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l_oaded=true;
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kdDebug(5003) << "KNMessageFilter: filter loaded \"" << n_ame << "\" " << endl;
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}
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void KNArticleFilter::save()
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{
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if (i_d==-1)
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return;
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TQString dir(locateLocal("data","knode/")+"filters/");
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if (dir.isNull()) {
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KNHelper::displayInternalFileError();
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return;
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}
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KSimpleConfig conf(dir+TQString("%1.fltr").arg(i_d));
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conf.setGroup("GENERAL");
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conf.writeEntry("name", TQString(n_ame));
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conf.writeEntry("Translate_Name",translateName);
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conf.writeEntry("enabled", e_nabled);
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conf.writeEntry("applyOn", (int) apon);
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conf.setGroup("STATUS");
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status.save(&conf);
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conf.setGroup("SCORE");
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score.save(&conf);
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conf.setGroup("AGE");
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age.save(&conf);
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conf.setGroup("LINES");
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lines.save(&conf);
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conf.setGroup("SUBJECT");
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subject.save(&conf);
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conf.setGroup("FROM");
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from.save(&conf);
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conf.setGroup("MESSAGEID");
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messageId.save(&conf);
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conf.setGroup("REFERENCES");
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references.save(&conf);
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kdDebug(5003) << "KNMessageFilter: filter saved \"" << n_ame << "\" " << endl;
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}
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void KNArticleFilter::doFilter(KNGroup *g)
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{
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c_ount=0;
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KNRemoteArticle *art=0, *ref=0;
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KNRemoteArticle::List orphant_threads;
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int idRef;
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int mergeCnt=0;
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bool inThread=false;
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if(!l_oaded) load();
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subject.expand(g); // replace placeholders
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from.expand(g);
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messageId.expand(g);
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references.expand(g);
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for(int idx=0; idx<g->length(); idx++) {
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art=g->at(idx);
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art->setFiltered(false);
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art->setVisibleFollowUps(false);
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art->setDisplayedReference(0);
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}
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for(int idx=0; idx<g->length(); idx++) {
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art=g->at(idx);
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if(!art->isFiltered() && applyFilter(art) && apon==threads) {
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idRef=art->idRef();
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while(idRef!=0) {
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ref=g->byId(idRef);
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ref->setFilterResult(true);
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ref->setFiltered(true);
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if ( idRef==ref->idRef() ) break;
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idRef=ref->idRef();
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}
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}
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}
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for(int idx=0; idx<g->length(); idx++) {
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art=g->at(idx);
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if( apon==threads && !art->filterResult() ) {
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inThread=false;
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idRef=art->idRef();
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while(idRef!=0 && !inThread) {
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ref=g->byId(idRef);
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inThread=ref->filterResult();
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idRef=ref->idRef();
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}
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art->setFilterResult(inThread);
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}
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if(art->filterResult()) {
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c_ount++;
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ref = (art->idRef()>0) ? g->byId(art->idRef()) : 0;
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while(ref && !ref->filterResult())
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ref = (ref->idRef()>0) ? g->byId(ref->idRef()) : 0;
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art->setDisplayedReference(ref);
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if(ref)
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ref->setVisibleFollowUps(true);
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else if(art->idRef()>0) {
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orphant_threads.append(art);
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}
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}
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}
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if( orphant_threads.count() > 0 ) {
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// try to merge orphant threads by subject
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KNRemoteArticle::List same_subjects;
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TQString s;
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for ( KNRemoteArticle::List::Iterator it = orphant_threads.begin(); it != orphant_threads.end(); ++it ) {
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if ( (*it)->displayedReference() ) // already processed
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continue;
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s = (*it)->subject()->asUnicodeString();
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same_subjects.clear();
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for ( KNRemoteArticle::List::Iterator it2 = orphant_threads.begin(); it2 != orphant_threads.end(); ++it2 ) {
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if ( (*it2) != (*it) && (*it2)->subject()->asUnicodeString() == s )
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same_subjects.append( (*it2) );
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}
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(*it)->setVisibleFollowUps( (*it)->hasVisibleFollowUps() || same_subjects.count() > 0 );
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for ( KNRemoteArticle::List::Iterator it2 = same_subjects.begin(); it2 != same_subjects.end(); ++it2 ) {
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(*it2)->setDisplayedReference( (*it) );
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mergeCnt++;
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}
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}
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}
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kdDebug(5003) << "KNArticleFilter::doFilter() : matched " << c_ount
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<< " articles , merged " << mergeCnt
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<< " threads by subject" << endl;
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}
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void KNArticleFilter::doFilter(KNFolder *f)
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{
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c_ount=0;
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KNLocalArticle *art=0;
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if(!l_oaded) load();
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subject.expand(0); // replace placeholders
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from.expand(0);
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messageId.expand(0);
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references.expand(0);
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for(int idx=0; idx<f->length(); idx++) {
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art=f->at(idx);
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if (applyFilter(art))
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c_ount++;
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}
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}
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// *tries* to translate the name
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TQString KNArticleFilter::translatedName()
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{
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if (translateName) {
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// major hack alert !!!
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if (!n_ame.isEmpty()) {
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if (i18n("default filter name",n_ame.local8Bit())!=n_ame.local8Bit().data()) // try to guess if this english or not
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return i18n("default filter name",n_ame.local8Bit());
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else
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return n_ame;
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} else
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return TQString();
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} else
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return n_ame;
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}
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// *tries* to retranslate the name to english
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void KNArticleFilter::setTranslatedName(const TQString &s)
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{
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bool retranslated = false;
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for (const char **c=defFil;(*c)!=0;c++) // ok, try if it matches any of the standard filter names
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if (s==i18n("default filter name",*c)) {
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n_ame = TQString::fromLatin1(*c);
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retranslated = true;
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break;
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}
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if (!retranslated) { // ok, we give up and store the maybe non-english string
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n_ame = s;
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translateName = false; // and don't try to translate it, so a german user *can* use the original english name
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} else
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translateName = true;
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}
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bool KNArticleFilter::applyFilter(KNRemoteArticle *a)
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{
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bool result=true;
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if(result) result=status.doFilter(a);
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if(result) result=score.doFilter(a->score());
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if(result) result=lines.doFilter(a->lines()->numberOfLines());
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if(result) result=age.doFilter(a->date()->ageInDays());
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if(result) result=subject.doFilter(a->subject()->asUnicodeString());
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if(result) {
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TQString tmp = (a->from()->name()+"##") + TQString(a->from()->email().data());
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result=from.doFilter(tmp);
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}
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if(result) result=messageId.doFilter(a->messageID()->asUnicodeString());
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if(result) result=references.doFilter(a->references()->asUnicodeString());
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a->setFilterResult(result);
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a->setFiltered(true);
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return result;
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}
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bool KNArticleFilter::applyFilter(KNLocalArticle *a)
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{
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bool result=true;
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if (isSearchFilter()) {
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if(result) result=lines.doFilter(a->lines()->numberOfLines());
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if(result) result=age.doFilter(a->date()->ageInDays());
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if(result) result=subject.doFilter(a->subject()->asUnicodeString());
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if(result) {
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TQString tmp = (a->from()->name()+"##") + TQString(a->from()->email().data());
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result=from.doFilter(tmp);
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}
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if(result) result=messageId.doFilter(a->messageID()->asUnicodeString());
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if(result) result=references.doFilter(a->references()->asUnicodeString());
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}
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a->setFilterResult(result);
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return result;
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}
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