fix: Theme dependencies and add a new Info command

Context.sublime-menu

@@ -20,6 +20,10 @@
       {
         "caption": "Changelog",
         "command": "mt_changes"
+      },
+      {
+        "caption": "Theme Info",
+        "command": "mt_info"
       }
     ]
   }

Default.sublime-commands

@@ -2,5 +2,9 @@
     {
         "caption": "Material Theme: Configuration",
         "command": "mt_config"
+    },
+    {
+        "caption": "Material Theme: Info",
+        "command": "mt_info"
     }
 ]

Main.sublime-menu

@@ -26,6 +26,10 @@
             "caption": "Changelog",
             "command": "mt_changes"
           },
+          {
+            "caption": "Theme Info",
+            "command": "mt_info"
+          }
         ]
 
       }

changes.py → mt_changes.py

@@ -1,7 +1,6 @@
 """Changelog."""
 import sublime
 import sublime_plugin
-import mdpopups
 
 CSS = '''
 .mt-config-changes { {{'.background'|css}} margin: 0; padding: 0; }
@@ -22,6 +21,7 @@ class MtChangesCommand(sublime_plugin.WindowCommand):
 
     def run(self):
         """Show the changelog in a new view."""
+        import mdpopups
         text = sublime.load_resource('Packages/Material Theme/CHANGELOG.md')
         view = self.window.new_file()
         view.set_name('Material Theme - Changelog')
@@ -33,6 +33,11 @@ def run(self):
 
     def is_enabled(self):
         """Check if is enabled."""
+        try:
+            import mdpopups
+        except Exception:
+            return False
+
         return (mdpopups.version() >= (1, 7, 3)) and (int(sublime.version()) >= 3118)
 
     is_visible = is_enabled

material_theme.py → mt_config.py

@@ -2,8 +2,8 @@
 """Material Theme Config."""
 import sublime
 import sublime_plugin
-import mdpopups
 import os
+import mdpopups
 from collections import OrderedDict
 
 OPTIONS = OrderedDict(
@@ -102,6 +102,10 @@ class MtConfigCommand(sublime_plugin.TextCommand):
 
     def on_navigate(self, href):
         """Handle option selection."""
+        try:
+            import mdpopups
+        except Exception:
+            return False
 
         if href == 'back':
             self.show_popup('Main')

mt_info.py

@@ -0,0 +1,92 @@
+"""Support command."""
+import sublime
+import sublime_plugin
+import textwrap
+
+__version__ = "3.1.2"
+__pc_name__ = 'Material Theme'
+
+
+def list2string(obj):
+    """Convert list to string."""
+
+    return '.'.join([str(x) for x in obj])
+
+
+def format_version(module, attr, call=False):
+    """Format the version."""
+
+    try:
+        if call:
+            version = getattr(module, attr)()
+        else:
+            version = getattr(module, attr)
+    except Exception as e:
+        print(e)
+        version = 'Version could not be acquired!'
+
+    if not isinstance(version, str):
+        version = list2string(version)
+    return version
+
+
+def is_installed_by_package_control():
+    """Check if installed by package control."""
+
+    settings = sublime.load_settings('Package Control.sublime-settings')
+    return str(__pc_name__ in set(settings.get('installed_packages', [])))
+
+
+class MtInfoCommand(sublime_plugin.ApplicationCommand):
+    """Support info."""
+
+    def run(self):
+        """Run command."""
+
+        info = {}
+
+        info["platform"] = sublime.platform()
+        info["version"] = sublime.version()
+        info["arch"] = sublime.arch()
+        info["bh_version"] = __version__
+        info["pc_install"] = is_installed_by_package_control()
+        try:
+            import mdpopups
+            info["mdpopups_version"] = format_version(mdpopups, 'version', call=True)
+        except Exception:
+            info["mdpopups_version"] = 'Version could not be acquired!'
+
+        try:
+            import markdown
+            info["markdown_version"] = format_version(markdown, 'version')
+        except Exception:
+            info["markdown_version"] = 'Version could not be acquired!'
+
+        try:
+            import jinja2
+            info["jinja_version"] = format_version(jinja2, '__version__')
+        except Exception:
+            info["jinja_version"] = 'Version could not be acquired!'
+
+        try:
+            import pygments
+            info["pygments_version"] = format_version(pygments, '__version__')
+        except Exception:
+            info["pygments_version"] = 'Version could not be acquired!'
+
+        msg = textwrap.dedent(
+            """\
+            • ST ver.:   %(version)s
+            • Platform:   %(platform)s
+            • Arch:   %(arch)s
+            • Theme:   %(bh_version)s
+            • Install via PC:   %(pc_install)s
+            • mdpopups:   %(mdpopups_version)s
+            • markdown:   %(markdown_version)s
+            • pygments:   %(pygments_version)s
+            • jinja2:   %(jinja_version)s
+            """ % info
+        )
+
+        sublime.message_dialog(msg + '\nInfo has been copied to the clipboard.')
+        sublime.set_clipboard(msg)