Fixed numeric tags breaking search

Author: squidfunk

material/plugins/search/plugin.py

@@ -18,6 +18,9 @@
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
 
+import logging
+
+from mkdocs.commands.build import DuplicateFilter
 from mkdocs.contrib.search import SearchPlugin as BasePlugin
 from mkdocs.contrib.search.search_index import SearchIndex as BaseIndex
 
@@ -44,12 +47,29 @@ def add_entry_from_context(self, page):
         super().add_entry_from_context(page)
         entry = self._entries[index]
 
-        # Add document tags
+        # Add document tags, if any
         if page.meta.get("tags"):
-            entry["tags"] = page.meta["tags"]
+            if type(page.meta["tags"]) is list:
+                entry["tags"] = [
+                    str(tag) for tag in page.meta["tags"]
+                ]
+            else:
+                log.warning(
+                    "Skipping 'tags' due to invalid syntax [%s]: %s",
+                    page.file.src_path,
+                    page.meta["tags"]
+                )
 
         # Add document boost for search
         if "search" in page.meta:
             search = page.meta["search"]
             if "boost" in search:
                 entry["boost"] = search["boost"]
+
+# -----------------------------------------------------------------------------
+# Data
+# -----------------------------------------------------------------------------
+
+# Set up logging
+log = logging.getLogger("mkdocs")
+log.addFilter(DuplicateFilter())

src/plugins/search/plugin.py

@@ -18,6 +18,9 @@
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
 
+import logging
+
+from mkdocs.commands.build import DuplicateFilter
 from mkdocs.contrib.search import SearchPlugin as BasePlugin
 from mkdocs.contrib.search.search_index import SearchIndex as BaseIndex
 
@@ -44,12 +47,29 @@ def add_entry_from_context(self, page):
         super().add_entry_from_context(page)
         entry = self._entries[index]
 
-        # Add document tags
+        # Add document tags, if any
         if page.meta.get("tags"):
-            entry["tags"] = page.meta["tags"]
+            if type(page.meta["tags"]) is list:
+                entry["tags"] = [
+                    str(tag) for tag in page.meta["tags"]
+                ]
+            else:
+                log.warning(
+                    "Skipping 'tags' due to invalid syntax [%s]: %s",
+                    page.file.src_path,
+                    page.meta["tags"]
+                )
 
         # Add document boost for search
         if "search" in page.meta:
             search = page.meta["search"]
             if "boost" in search:
                 entry["boost"] = search["boost"]
+
+# -----------------------------------------------------------------------------
+# Data
+# -----------------------------------------------------------------------------
+
+# Set up logging
+log = logging.getLogger("mkdocs")
+log.addFilter(DuplicateFilter())