akregator/src/formatter/grantleeviewformatter.cpp

   1 /*
   2    Copyright (C) 2016 Montel Laurent <montel@kde.org>
   3
   4    This program is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU General Public
   6    License as published by the Free Software Foundation; either
   7    version 2 of the License, or (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; see the file COPYING.  If not, write to
  16    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17    Boston, MA 02110-1301, USA.
  18 */
  19
  20 #include "grantleeviewformatter.h"
  21 #include "articlegrantleeobject.h"
  22 #include "utils.h"
  23 #include "akregatorconfig.h"
  24 #include <KLocalizedString>
  25
  26 #include <grantlee/engine.h>
  27
  28 #include <QVariantHash>
  29 #include <QApplication>
  30 #include <QDateTime>
  31 #include <QVariantList>
  32 #include <folder.h>
  33 #include <feed.h>
  34
  35 using namespace Akregator;
  36
  37 GrantleeViewFormatter::GrantleeViewFormatter(const QString &htmlFileName, const QString &themePath, const QUrl &imageDir, int deviceDpiY, QObject *parent)
  38     : PimCommon::GenericGrantleeFormatter(htmlFileName, themePath, parent),
  39       mImageDir(imageDir),
  40       mHtmlArticleFileName(htmlFileName),
  41       mGrantleeThemePath(QStringLiteral("file://") + themePath + QLatin1Char('/')),
  42       mDeviceDpiY(deviceDpiY)
  43 {
  44     mDirectionString = QApplication::isRightToLeft() ? QStringLiteral("rtl") : QStringLiteral("ltr");
  45 }
  46
  47 GrantleeViewFormatter::~GrantleeViewFormatter()
  48 {
  49
  50 }
  51
  52 int GrantleeViewFormatter::pointsToPixel(int pointSize) const
  53 {
  54     return (pointSize * mDeviceDpiY + 36) / 72;
  55 }
  56
  57 void GrantleeViewFormatter::addStandardObject(QVariantHash &grantleeObject)
  58 {
  59     grantleeObject.insert(QStringLiteral("absoluteThemePath"), mGrantleeThemePath);
  60     grantleeObject.insert(QStringLiteral("applicationDir"), mDirectionString);
  61     grantleeObject.insert(QStringLiteral("standardFamilyFont"), Settings::standardFont());
  62     grantleeObject.insert(QStringLiteral("mediumFontSize"), pointsToPixel(Settings::mediumFontSize()));
  63 }
  64
  65 QString GrantleeViewFormatter::formatFeed(Akregator::Feed *feed)
  66 {
  67     setDefaultHtmlMainFile(QStringLiteral("defaultnormalvisitfeed.html"));
  68     if (!errorMessage().isEmpty()) {
  69         return errorMessage();
  70     }
  71     QVariantHash feedObject;
  72     addStandardObject(feedObject);
  73     feedObject.insert(QStringLiteral("strippedTitle"), Utils::stripTags(feed->title()));
  74     QString numberOfArticle;
  75     if (feed->unread() == 0) {
  76         numberOfArticle = i18n(" (no unread articles)");
  77     } else {
  78         numberOfArticle = i18np(" (1 unread article)", " (%1 unread articles)", feed->unread());
  79     }
  80
  81     feedObject.insert(QStringLiteral("feedCount"), numberOfArticle);
  82
  83     QString feedImage;
  84     if (!feed->image().isNull()) { // image
  85         feedImage = QLatin1String("<div class=\"body\">");
  86         QString file = Utils::fileNameForUrl(feed->xmlUrl());
  87         QUrl u(mImageDir);
  88         u = u.adjusted(QUrl::RemoveFilename);
  89         u.setPath(u.path() + file);
  90         feedImage = QStringLiteral("<a href=\"%1\"><img class=\"headimage\" src=\"%2.png\"></a>\n").arg(feed->htmlUrl(), u.url());
  91     } else {
  92         feedImage = QStringLiteral("<div class=\"body\">");
  93     }
  94     feedObject.insert(QStringLiteral("feedImage"), feedImage);
  95
  96     if (!feed->description().isEmpty()) {
  97         QString feedDescription;
  98         feedDescription = QStringLiteral("<div dir=\"%1\">").arg(mDirectionString);
  99         feedDescription += i18n("<b>Description:</b> %1<br />", feed->description());
 100         feedDescription += QStringLiteral("</div>"); // /description
 101         feedObject.insert(QStringLiteral("feedDescription"), feedDescription);
 102     }
 103
 104     if (!feed->htmlUrl().isEmpty()) {
 105         QString feedHomePage;
 106         feedHomePage = QStringLiteral("<div dir=\"%1\">").arg(mDirectionString);
 107         feedHomePage += i18n("<b>Homepage:</b> <a href=\"%1\">%2</a>", feed->htmlUrl(), feed->htmlUrl());
 108         feedHomePage += QStringLiteral("</div>"); // / link
 109         feedObject.insert(QStringLiteral("feedHomePage"), feedHomePage);
 110     }
 111
 112     return render(feedObject);
 113 }
 114
 115 QString GrantleeViewFormatter::formatFolder(Akregator::Folder *node)
 116 {
 117     setDefaultHtmlMainFile(QStringLiteral("defaultnormalvisitfolder.html"));
 118     if (!errorMessage().isEmpty()) {
 119         return errorMessage();
 120     }
 121     QVariantHash folderObject;
 122     addStandardObject(folderObject);
 123
 124     folderObject.insert(QStringLiteral("nodeTitle"), node->title());
 125     QString numberOfArticle;
 126     if (node->unread() == 0) {
 127         numberOfArticle = i18n(" (no unread articles)");
 128     } else {
 129         numberOfArticle = i18np(" (1 unread article)", " (%1 unread articles)", node->unread());
 130     }
 131
 132     folderObject.insert(QStringLiteral("nodeCount"), numberOfArticle);
 133     return render(folderObject);
 134 }
 135
 136 QString GrantleeViewFormatter::formatArticles(const QVector<Article> &article, ArticleFormatter::IconOption icon)
 137 {
 138     setDefaultHtmlMainFile(mHtmlArticleFileName);
 139     if (!errorMessage().isEmpty()) {
 140         return errorMessage();
 141     }
 142
 143     QVariantHash articleObject;
 144
 145     QVariantList articlesList;
 146     const int nbArticles(article.count());
 147     articlesList.reserve(nbArticles);
 148     QList<ArticleGrantleeObject *> lstObj;
 149     lstObj.reserve(nbArticles);
 150     for (int i = 0; i < nbArticles; ++i) {
 151         ArticleGrantleeObject *articleObj = new ArticleGrantleeObject(mImageDir, article.at(i), icon);
 152         articlesList << QVariant::fromValue(static_cast<QObject *>(articleObj));
 153         lstObj.append(articleObj);
 154     }
 155     articleObject.insert(QStringLiteral("articles"), articlesList);
 156
 157     addStandardObject(articleObject);
 158
 159     articleObject.insert(QStringLiteral("dateI18n"), i18n("Date"));
 160     articleObject.insert(QStringLiteral("commentI18n"), i18n("Comment"));
 161     articleObject.insert(QStringLiteral("completeStoryI18n"), i18n("Complete Story"));
 162     articleObject.insert(QStringLiteral("authorI18n"), i18n("Author"));
 163     articleObject.insert(QStringLiteral("enclosureI18n"), i18n("Enclosure"));
 164
 165     const QString str = render(articleObject);
 166     qDeleteAll(lstObj);
 167     return str;
 168 }
 169