fix small bug on page metadata parsing

2 files changed, 21 insertions, 8 deletions

diff --git a/src/pyssg/md_parser.py b/src/pyssg/md_parser.py
index 3b62985..d652da9 100644
--- a/src/pyssg/md_parser.py
+++ b/src/pyssg/md_parser.py
@@ -1,6 +1,7 @@
 import os
 from operator import itemgetter
 from logging import Logger, getLogger
+from typing import Any
 
 from markdown import Markdown
 from yafg import YafgExtension
@@ -14,8 +15,8 @@ log: Logger = getLogger(__name__)
 
 
 # TODO: add configuration testing for extensions config (pymdvar for ex)
-def get_md_obj(variables: dict[str, str] = dict(),
-               enable_env: bool = False) -> Markdown:
+def get_md_obj(variables: dict[str, str],
+               enable_env: bool) -> Markdown:
     exts: list = ['extra',
                   'meta',
                   'sane_lists',
@@ -55,7 +56,19 @@ class MDParser:
         self.config: dict = config
         self.dir_config: dict = dir_config
         self.db: Database = db
-        self.md: Markdown = get_md_obj()
+        # TODO: actually add extensions support, for now only pymdvar is configured
+        self.pymdvar_vars: dict[str, str] = dict()
+        self.pymdvar_enable_env: bool = False
+        if 'exts' in config and 'pymdvar' in config['exts']:
+            pymdvar: dict[str, Any] = config['exts']['pymdvar']
+            if 'variables' in pymdvar and type(pymdvar['variables']) == dict:
+                self.pymdvar_vars = pymdvar['variables']
+            if 'enable_env' in pymdvar and type(pymdvar['enable_env']) == bool:
+                self.pymdvar_enable_env = pymdvar['enable_env']
+        log.warning('pymdvar_variables: %s', self.pymdvar_vars)
+        log.warning('pymdvar_enable_env: %s', self.pymdvar_enable_env)
+
+        self.md: Markdown = get_md_obj(self.pymdvar_vars, self.pymdvar_enable_env)
 
         self.all_files: list[Page] = []
         self.all_tags: list[tuple[str, str]] = []
diff --git a/src/pyssg/page.py b/src/pyssg/page.py
index 40eb41a..93eedee 100644
--- a/src/pyssg/page.py
+++ b/src/pyssg/page.py
@@ -50,7 +50,7 @@ class Page:
         return self.ctimestamp < other.ctimestamp
 
     def __get_meta(self, var: str,
-                   or_else: str | list[str] = '') -> str | list[str] | Any:
+                   or_else: str | list[str] = ['']) -> str | list[str] | Any:
         if var in self.meta:
             log.debug('getting metadata "%s"', var)
             return self.meta[var]
@@ -84,10 +84,10 @@ class Page:
     # parses meta from self.meta
     def parse_metadata(self):
         log.debug('parsing metadata for file "%s"', self.name)
-        self.title = str(self.__get_meta('title'))
-        self.author = list(self.__get_meta('author', ['']))
-        self.summary = str(self.__get_meta('summary'))
-        self.lang = str(self.__get_meta('lang', 'en'))
+        self.title = str(self.__get_meta('title')[0])
+        self.author = list(self.__get_meta('author'))
+        self.summary = str(self.__get_meta('summary')[0])
+        self.lang = str(self.__get_meta('lang', ['en'])[0])
 
         log.debug('parsing timestamp')
         self.cdatetime = self.from_timestamp(self.ctimestamp)