Nicer DRM error message

src/calibre/gui2/dialogs/drm_error.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
+
+__license__   = 'GPL v3'
+__copyright__ = '2011, Kovid Goyal <kovid@kovidgoyal.net>'
+__docformat__ = 'restructuredtext en'
+
+
+from PyQt4.Qt import QDialog
+from calibre.gui2.dialogs.drm_error_ui import Ui_Dialog
+
+class DRMErrorMessage(QDialog, Ui_Dialog):
+
+    def __init__(self, parent=None, title=None):
+        QDialog.__init__(self, parent)
+        self.setupUi(self)
+        if title is not None:
+            t = unicode(self.msg.text())
+            self.msg.setText('<h2>%s</h2>%s'%(title, t))
+        self.resize(self.sizeHint())
+

src/calibre/gui2/dialogs/drm_error.ui

@@ -0,0 +1,102 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>Dialog</class>
+ <widget class="QDialog" name="Dialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>417</width>
+    <height>235</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>This book is DRMed</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="0">
+    <widget class="QLabel" name="label">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="maximumSize">
+      <size>
+       <width>132</width>
+       <height>16777215</height>
+      </size>
+     </property>
+     <property name="text">
+      <string/>
+     </property>
+     <property name="pixmap">
+      <pixmap resource="../../../../resources/images.qrc">:/images/document-encrypt.png</pixmap>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="1">
+    <widget class="QLabel" name="msg">
+     <property name="text">
+      <string>&lt;p&gt;This book is locked by &lt;b&gt;DRM&lt;/b&gt;. To learn more about DRM and why you cannot read or convert this book in calibre, 
+&lt;a href=&quot;http://bugs.calibre-ebook.com/wiki/DRM&quot;&gt;click here&lt;/a&gt;.</string>
+     </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
+     <property name="openExternalLinks">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0" colspan="2">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Close</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="../../../../resources/images.qrc"/>
+ </resources>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>Dialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>Dialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

src/calibre/gui2/ui.py

@@ -468,12 +468,8 @@ class Main(MainWindow, MainWindowMixin, DeviceMixin, EmailMixin, # {{{
         try:
             if 'calibre.ebooks.DRMError' in job.details:
                 if not minz:
-                    d = error_dialog(self, _('Conversion Error'),
-                        _('<p>Could not convert: %s<p>It is a '
-                        '<a href="%s">DRM</a>ed book. You must first remove the '
-                        'DRM using third party tools.')%\
-                            (job.description.split(':')[-1],
-                                'http://bugs.calibre-ebook.com/wiki/DRM'))
+                    from calibre.gui2.dialogs.drm_error import DRMErrorMessage
+                    d = DRMErrorMessage(self, job.description.split(':')[-1])
                     d.setModal(False)
                     d.show()
                     self._modeless_dialogs.append(d)

src/calibre/gui2/viewer/main.py

@@ -627,9 +627,8 @@ class EbookViewer(MainWindow, Ui_EbookViewer):
             QApplication.processEvents()
         if worker.exception is not None:
             if isinstance(worker.exception, DRMError):
-                error_dialog(self, _('DRM Error'),
-                        _('<p>This book is protected by <a href="%s">DRM</a>')
-                        %'http://wiki.mobileread.com/wiki/DRM').exec_()
+                from calibre.gui2.dialogs.drm_error import DRMErrorMessage
+                DRMErrorMessage(self).exec_()
             else:
                 r = getattr(worker.exception, 'reason', worker.exception)
                 error_dialog(self, _('Could not open ebook'),