Merge pull request #367 from TheKodeToad/linkjumping

fix https://github.com/PrismLauncher/PrismLauncher/issues/363

launcher/ui/dialogs/ModDownloadDialog.cpp

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
  *
  *  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
@@ -131,6 +132,8 @@ QList<BasePage*> ModDownloadDialog::getPages()
     if (APPLICATION->capabilities() & Application::SupportsFlame)
         pages.append(FlameModPage::create(this, m_instance));
 
+    m_selectedPage = dynamic_cast<ModPage*>(pages[0]);
+
     return pages;
 }
 
@@ -178,12 +181,22 @@ void ModDownloadDialog::selectedPageChanged(BasePage* previous, BasePage* select
         return;
     }
 
-    auto* selected_page = dynamic_cast<ModPage*>(selected);
-    if (!selected_page) {
+    m_selectedPage = dynamic_cast<ModPage*>(selected);
+    if (!m_selectedPage) {
         qCritical() << "Page '" << selected->displayName() << "' in ModDownloadDialog is not a ModPage!";
         return;
     }
 
     // Same effect as having a global search bar
-    selected_page->setSearchTerm(prev_page->getSearchTerm());
+    m_selectedPage->setSearchTerm(prev_page->getSearchTerm());
+}
+
+bool ModDownloadDialog::selectPage(QString pageId)
+{
+    return m_container->selectPage(pageId);
+}
+
+ModPage* ModDownloadDialog::getSelectedPage()
+{
+    return m_selectedPage;
 }

launcher/ui/dialogs/ModDownloadDialog.h

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
  *
  *  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
@@ -32,6 +33,7 @@ class ModDownloadDialog;
 
 class PageContainer;
 class QDialogButtonBox;
+class ModPage;
 class ModrinthModPage;
 
 class ModDownloadDialog final : public QDialog, public BasePageProvider
@@ -53,6 +55,9 @@ public:
     const QList<ModDownloadTask*> getTasks();
     const std::shared_ptr<ModFolderModel>& mods;
 
+    bool selectPage(QString pageId);
+    ModPage* getSelectedPage();
+
    public slots:
     void confirm();
     void accept() override;
@@ -66,6 +71,7 @@ private:
     PageContainer* m_container = nullptr;
     QDialogButtonBox* m_buttons = nullptr;
     QVBoxLayout* m_verticalLayout = nullptr;
+    ModPage* m_selectedPage = nullptr;
 
     QHash<QString, ModDownloadTask*> modTask;
     BaseInstance* m_instance;

launcher/ui/pages/modplatform/ModPage.cpp

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
  *
  *  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
@@ -37,7 +38,9 @@
 #include "Application.h"
 #include "ui_ModPage.h"
 
+#include <QDesktopServices>
 #include <QKeyEvent>
+#include <QRegularExpression>
 #include <memory>
 
 #include <HoeDown.h>
@@ -80,6 +83,8 @@ ModPage::ModPage(ModDownloadDialog* dialog, BaseInstance* instance, ModAPI* api)
 
     ui->packView->setItemDelegate(new ProjectItemDelegate(this));
     ui->packView->installEventFilter(this);
+
+    connect(ui->packDescription, &QTextBrowser::anchorClicked, this, &ModPage::openUrl);
 }
 
 ModPage::~ModPage()
@@ -241,6 +246,79 @@ void ModPage::onModSelected()
     ui->packView->adjustSize();
 }
 
+static const QRegularExpression modrinth(QRegularExpression::anchoredPattern("(?:www\\.)?modrinth\\.com\\/mod\\/([^\\/]+)\\/?"));
+static const QRegularExpression curseForge(QRegularExpression::anchoredPattern("(?:www\\.)?curseforge\\.com\\/minecraft\\/mc-mods\\/([^\\/]+)\\/?"));
+static const QRegularExpression curseForgeOld(QRegularExpression::anchoredPattern("minecraft\\.curseforge\\.com\\/projects\\/([^\\/]+)\\/?"));
+
+void ModPage::openUrl(const QUrl& url)
+{
+    // do not allow other url schemes for security reasons
+    if (!(url.scheme() == "http" || url.scheme() == "https")) {
+        qWarning() << "Unsupported scheme" << url.scheme();
+        return;
+    }
+
+    // detect mod URLs and search instead
+
+    const QString address = url.host() + url.path();
+    QRegularExpressionMatch match;
+    const char* page;
+
+    match = modrinth.match(address);
+    if (match.hasMatch())
+        page = "modrinth";
+    else if (APPLICATION->capabilities() & Application::SupportsFlame) {
+        match = curseForge.match(address);
+        if (!match.hasMatch())
+            match = curseForgeOld.match(address);
+
+        if (match.hasMatch())
+            page = "curseforge";
+    }
+
+    if (match.hasMatch()) {
+        const QString slug = match.captured(1);
+
+        // ensure the user isn't opening the same mod
+        if (slug != current.slug) {
+            dialog->selectPage(page);
+
+            ModPage* newPage = dialog->getSelectedPage();
+
+            QLineEdit* searchEdit = newPage->ui->searchEdit;
+            ModPlatform::ListModel* model = newPage->listModel;
+            QListView* view = newPage->ui->packView;
+
+            auto jump = [url, slug, model, view] {
+                for (int row = 0; row < model->rowCount({}); row++) {
+                    const QModelIndex index = model->index(row);
+                    const auto pack = model->data(index, Qt::UserRole).value<ModPlatform::IndexedPack>();
+
+                    if (pack.slug == slug) {
+                        view->setCurrentIndex(index);
+                        return;
+                    }
+                }
+
+                // The final fallback.
+                QDesktopServices::openUrl(url);
+            };
+
+            searchEdit->setText(slug);
+            newPage->triggerSearch();
+
+            if (model->activeJob())
+                connect(model->activeJob(), &Task::finished, jump);
+            else
+                jump();
+
+            return;
+        }
+    }
+
+    // open in the user's web browser
+    QDesktopServices::openUrl(url);
+}
 
 /******** Make changes to the UI ********/
 
@@ -317,7 +395,6 @@ void ModPage::updateUi()
         text += "<br>" + tr(" by ") + authorStrs.join(", ");
     }
 
-    
     if (current.extraDataLoaded) {
         if (!current.extraData.donate.isEmpty()) {
             text += "<br><br>" + tr("Donate information: ");

launcher/ui/pages/modplatform/ModPage.h

@@ -82,6 +82,7 @@ class ModPage : public QWidget, public BasePage {
     void onSelectionChanged(QModelIndex first, QModelIndex second);
     void onVersionSelectionChanged(QString data);
     void onModSelected();
+    virtual void openUrl(const QUrl& url);
 
    protected:
     Ui::ModPage* ui = nullptr;

launcher/ui/pages/modplatform/ModPage.ui

@@ -16,10 +16,10 @@
      <item row="1" column="2">
       <widget class="ProjectDescriptionPage" name="packDescription">
        <property name="openExternalLinks">
-        <bool>true</bool>
+        <bool>false</bool>
        </property>
        <property name="openLinks">
-        <bool>true</bool>
+        <bool>false</bool>
        </property>
       </widget>
      </item>

launcher/ui/pages/modplatform/flame/FlameModPage.cpp

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
  *
  *  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
@@ -78,3 +79,19 @@ bool FlameModPage::optedOut(ModPlatform::IndexedVersion& ver) const
 // other mod providers start loading before being selected, at least with
 // my Qt, so we need to implement this in every derived class...
 auto FlameModPage::shouldDisplay() const -> bool { return true; }
+
+void FlameModPage::openUrl(const QUrl& url)
+{
+    if (url.scheme().isEmpty()) {
+        QString query = url.query(QUrl::FullyDecoded);
+
+        if (query.startsWith("remoteUrl=")) {
+            // attempt to resolve url from warning page
+            query.remove(0, 10);
+            ModPage::openUrl({QUrl::fromPercentEncoding(query.toUtf8())}); // double decoding is necessary
+            return;
+        }
+    }
+
+    ModPage::openUrl(url);
+}

launcher/ui/pages/modplatform/flame/FlameModPage.h

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
  *
  *  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
@@ -64,4 +65,6 @@ class FlameModPage : public ModPage {
     bool optedOut(ModPlatform::IndexedVersion& ver) const override;
 
     auto shouldDisplay() const -> bool override;
+
+    void openUrl(const QUrl& url) override;
 };