use biber to convert bibliography to bibtex

Author: mhagdorn

Makefile

@@ -2,13 +2,23 @@ all:	plots paper.pdf
 
 clean:
 		latexmk -c
-		rm paper.pdf
+		rm -f paper.pdf plos.bib norm.bib
 
-paper.pdf:	paper.tex positionpaper.bib contributors.tex
+paper.pdf:	paper.tex positionpaper.bib contributors.tex plos.bib
 		latexmk -pdflatex paper.tex
 
 contributors.tex:	 contributors.yml contributors.tex.j2
 		python3 contributors.py $< -t contributors.tex.j2 -o $@
 
+# this step is to convert the input files to proper biblatex files
+# so we can turn them into bibtex files later on
+norm.bib:	positionpaper.bib bibliography.bib
+		biber --tool $^  --output-file $@
+
+plos.bib:	norm.bib
+		biber --tool $<  --output-file $@  \
+                  --configfile=biberconf.xml \
+                  --output-field-replace=location:address,journaltitle:journal
+
 plots::
 	$(MAKE) -C group_composition_plot

biberconf.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Got the date from https://gist.githubusercontent.com/mkouhia/f00fea7fc8d4effd9dfd/raw/500e9dbc6aa43a47e39c45ba230738ff4544709f/biblatex-to-bibtex.conf -->
+<config>
+  <output_fieldcase>lower</output_fieldcase>
+  <output_resolve>1</output_resolve>
+  <output_safechars>1</output_safechars>
+  <output_format>bibtex</output_format>
+  <sourcemap>
+    <maps datatype="bibtex">
+      <!-- Easy type conversions -->
+      <map>
+        <map_step map_type_source="report" map_type_target="techreport"/>
+        <map_step map_type_source="online" map_type_target="misc"/>
+        <map_step map_type_source="dataset" map_type_target="misc"/>
+      </map>
+      <!-- Date to year, month -->
+      <map>
+        <map_step map_field_source="date"
+        map_field_target="year" />
+      </map>
+      <map>
+        <map_step map_field_source="year"
+        map_match="(\d{4}|\d{2})-(\d{1,2})-(\d{1,2})"
+        map_final="1" />
+        <map_step map_field_source="year"
+        map_match="(\d{4}|\d{2})-(\d{1,2})-(\d{1,2})"
+        map_replace="$1" />
+        <map_step map_field_set="month" map_origfieldval="1" />
+        <map_step map_field_source="month"
+        map_match="(\d{4}|\d{2})-(\d{1,2})-(\d{1,2})"
+        map_replace="$2" />
+      </map>
+      <map>
+        <map_step map_field_source="year"
+        map_match="(\d{4}|\d{2})-(\d{1,2})" map_final="1" />
+        <map_step map_field_source="year"
+        map_match="(\d{4}|\d{2})-(\d{1,2})" map_replace="$1" />
+        <map_step map_field_set="month" map_origfieldval="1" />
+        <map_step map_field_source="month"
+        map_match="(\d{4}|\d{2})-(\d{1,2})" map_replace="$2" />
+      </map>
+    </maps>
+  </sourcemap>
+</config>