Initial

lektor_force_update.py

@@ -0,0 +1,48 @@
+# -*- coding: utf-8 -*-
+from lektor.pluginsystem import Plugin
+from lektor.assets import File
+from lektor.db import Page
+from lektor.utils import bool_from_string as asBool
+from lektor.reporter import reporter
+
+
+class ForceUpdatePlugin(Plugin):
+    name = u'Force Update'
+    description = u'Update files regardless of changed state'
+    msg_init_config = '''Plugin not properly configured.
+
+configs/force-update.ini:
+  enabled = yes
+  endswith = .appcache, .webmanifest, ...
+'''
+    patterns = list()
+
+    def matchesPattern(self, source):
+        if isinstance(source, Page):
+            path = source.path
+        elif isinstance(source, File):
+            path = source.source_filename
+        else:
+            return False
+        return any(path.endswith(x) for x in self.patterns)
+
+    def on_after_build(self, builder, build_state, source, prog):
+        if self.enabled and self.matchesPattern(source):
+            for artifact in prog.artifacts:
+                artifact.set_dirty_flag()
+
+    def on_setup_env(self):
+        prefs = self.get_config()
+        endswith = prefs.get('endswith')
+        if endswith is None:
+            raise RuntimeError(self.msg_init_config)
+
+        self.enabled = asBool(prefs.get('enabled'), default=True)
+        if self.enabled:
+            for pattern in endswith.split(','):
+                self.patterns.append(pattern.strip())
+            if len(self.patterns) == 0:
+                self.enabled = False
+
+        readable = 'ENABLED' if self.enabled else 'DISABLED'
+        reporter.report_generic('Plugin ' + readable + ': force-update')