themes: make date optional in `PublicationEntry`s

rendercv/themes/classic/PublicationEntry.j2.tex

@@ -2,6 +2,39 @@
 \vspace{<<design.margins.entry_area.vertical_between>>}
 ((* endif *))
 
+
+\begin{samepage}
+    ((* if entry.date_string *))
+    \begin{twocolentry}{
+        <<entry.date_string>>
+    }
+    ((* else *))
+    \begin{onecolentry}
+    ((* endif *))
+        \textbf{<<entry.title>>}
+
+        \vspace{<<design.margins.highlights_area.vertical_between_bullet_points>>}
+
+        <<entry.authors|map("make_it_nolinebreak")|join(", ")>>
+        ((* if entry.doi or entry.journal *))
+        \vspace{<<design.margins.highlights_area.vertical_between_bullet_points>>}
+
+        ((* endif *))
+        ((* if entry.doi -*))
+        \href{<<entry.doi_url>>}{<<entry.doi>>}
+        ((*- endif -*))
+        ((*- if entry.doi and entry.journal *)) (((* endif -*))
+        ((*- if entry.journal -*))
+        <<entry.journal>>
+        ((*- endif -*))
+        ((*- if entry.doi and entry.journal *)))((* endif *))
+    ((* if entry.date_string *))
+    \end{twocolentry}
+    ((* else *))
+    \end{onecolentry}
+    ((* endif *))
+\end{samepage}
+
 \begin{twocolentry}{
     <<entry.date_string>>
 }

rendercv/themes/engineeringresumes/PublicationEntry.j2.tex

@@ -3,11 +3,20 @@
 ((* endif *))
 
 \begin{samepage}
+    ((* if entry.date_string *))
     \begin{twocolentry}{
         <<entry.date_string>>
     }
+    ((* else *))
+    \begin{onecolentry}
+    ((* endif *))
         \textbf{<<entry.title>>}
+    ((* if entry.date_string *))
     \end{twocolentry}
+    ((* else *))
+    \end{onecolentry}
+    ((* endif *))
+
 
     ((* if entry.doi or entry.journal *))
     \vspace{<<design.margins.highlights_area.vertical_between_bullet_points>>}

rendercv/themes/markdown/PublicationEntry.j2.md

@@ -1,5 +1,5 @@
 ## <<entry.title>> ((* if entry.doi != "" *))([<<entry.doi>>](<<entry.doi_url>>))((* endif *))
 
-- <<entry.date_string>>
+((* if entry.date_string *))- <<entry.date_string>> ((* endif *))
 - <<entry.authors|join(", ")>>
 ((* if entry.journal != "" *))- <<entry.journal>> ((* endif *))

rendercv/themes/sb2nov/PublicationEntry.j2.tex

@@ -3,11 +3,20 @@
 ((* endif *))
 
 \begin{samepage}
+    ((* if entry.date_string *))
     \begin{twocolentry}{
         <<entry.date_string>>
     }
+    ((* else *))
+    \begin{onecolentry}
+    ((* endif *))
         \textbf{<<entry.title>>}
+    ((* if entry.date_string *))
     \end{twocolentry}
+    ((* else *))
+    \end{onecolentry}
+    ((* endif *))
+
 
     ((* if entry.doi or entry.journal *))
     \vspace{<<design.margins.highlights_area.vertical_between_bullet_points>>-3px}