check.rb in softcover-0.9.10

- old
+ new

@@ -32,17 +32,19 @@
         end
       end
 
       def dependencies
         [[:latex,       'LaTeX'],
+         [:ghostscript, 'GhostScript'],
          [:convert,     'ImageMagick'],
          [:node,        'Node.js'],
          [:phantomjs,   'PhantomJS'],
          [:inkscape,    'Inkscape'],
          [:calibre,     'Calibre'],
          [:kindlegen,   'KindleGen'],
          [:java,        'Java'],
+         [:zip,         'zip'],
          [:epubcheck,   'EpubCheck'],
         ]
       end
 
       def dependency_labels
@@ -56,31 +58,37 @@
       def missing_dependency_message(label)
         case label
         when :latex
           message  = "LaTeX (http://latex-project.org/ftp.html)\n"
           message += "      ∟ Huge download—start it now!"
+        when :ghostscript
+          message  = "GhostScript (should come with LaTeX)\n"
         when :convert
           "ImageMagick (http://www.imagemagick.org/script/binary-releases.php)"
         when :node
           "NodeJS (http://nodejs.org/)"
         when :phantomjs
           "PhantomJS (http://phantomjs.org/)"
         when :kindlegen
           url = 'http://www.amazon.com/gp/feature.html?ie=UTF8&docId=1000765211'
-          "KindleGen (#{url})"
+          message = "KindleGen (#{url})\n"
+          message += "      ∟ Put the kindlegen executable on your path, "
+          message += "e.g., in /usr/local/bin"
         when :calibre
           url = 'http://calibre-ebook.com/'
           message  = "Calibre (#{url})\n"
           message += "      ∟ Enable Calibre command-line tools"
           message += " (http://manual.calibre-ebook.com/cli/cli-index.html)"
         when :java
           url = 'http://www.java.com/en/download/help/index_installing.xml'
           "Java (#{url})"
+        when :zip
+          "Install zip (e.g., apt-get install zip)"
         when :epubcheck
           url  = 'https://github.com/IDPF/epubcheck/releases/'
           url += 'download/v3.0/epubcheck-3.0.zip'
           message  = "EpubCheck 3.0 (#{url})\n"
-          message += "      ∟ Unzip EpubCheck into your home directory"
+          message += "      ∟ Unzip and put epubcheck-3.0/ in $HOME/bin"
         when :inkscape
           message  = "Inkscape (http://inkscape.org/)"
         else
           raise "Unknown label #{label}"
         end