src/usr/local/share/autodoc/pdftools.mk

@@ -1,97 +1,46 @@
-# use pandoc to process markdown
+#############
-#
+# FUNCTIONS #
-# params:
+#############
-#   1. input file
-#   2. pandoc template
-#   3. output format (e.g. pdf, latex, ...)
-#   4. output file
-#
-# vars:
-# 	- PANDOCVARS: template variables given as "name:value", separated by space
-# 	- PANDOCFLAGS: additional flags for `pandoc` commands
-pdftools_pdmd = pandoc \
-	$(1) \
-	--standalone \
-	--from markdown \
-	--to $(3) \
-	--template $(2) \
-	$(addprefix --variable ,$(PANDOCVARS) csquotes:true hyperrefoptions:pdfa) \
-	--output $(4) \
-	$(PANDOCFLAGS)
 
-# common flags for `gs` invocations (internal)
+PDFTOOLS_GSFLAGS := \
-__PDFTOOLS_GSFLAGS := \
 	-sDEVICE=pdfwrite \
-	-dSAFER \
+	-dNOOUTERSAVE \
 	-dNOPAUSE \
 	-dQUIET \
 	-dBATCH
 
-# use ghostscript to concatenate and/or adjust PDF file(s)
-#
-# params:
-#   1. input file(s)
-#   2. output file
-#
-# vars:
-#   - GS_CompatibilityLevel (default: 1.7): Refer to gs "dCompatibilityLevel"
-#   - GSNOFORCE: Set to anything to avoid forcing the paper size
-#   - GS_PAPERSIZE (if GSNOFORCE is unset, default: a4): Refer to gs "sPAPERSIZE"
-#   - GSNOCOMPRESS: Set to anything to avoid "distilling" the PDF
-#   - GS_PDFSETTINGS (if GSNOCOMPRESS is unset, default: /ebook): Refer to gs "dPDFSETTINGS"
-#   - GSFLAGS: additional flags for `gs` commands
 pdftools_pdfcat = gs \
-	$(__PDFTOOLS_GSFLAGS) \
+	$(PDFTOOLS_GSFLAGS) \
-	-dCompatibilityLevel=$(or $(GS_CompatibilityLevel),1.7) \
+	-sPAPERSIZE=a4 \
-	$(if $(GSNOFORCE),,-sPAPERSIZE=$(or $(GS_PAPERSIZE),a4) -dFIXEDMEDIA -dPDFFitPage) \
+	-dFIXEDMEDIA \
-	$(if $(GSNOCOMPRESS),,-dPDFSETTINGS=$(or $(GS_PDFSETTINGS),/ebook)) \
+	-dPDFFitPage \
+	-dCompatibilityLevel=1.7 \
+	-dPDFSETTINGS=/ebook \
 	-sOutputFile=$(2) \
-	$(GSFLAGS) \
 	$(1)
 
-# use ghostscript to concatenate PDF file(s) into a PDF/A
-#
-# params:
-#   1. input file(s)
-#   2. output file
-#
-# vars:
-#   - GS_PDFA (default: 3): Refer to gs "dPDFA"
-#   - GS_PDFACompatibilityPolicy (default: 1): Refer to gs "dPDFACompatibilityPolicy"
-#   - GSFLAGS: additional flags for `gs` commands
 pdftools_mkpdfa = gs \
-	$(__PDFTOOLS_GSFLAGS) \
+	$(PDFTOOLS_GSFLAGS) \
-	-dPDFA=$(or $(GS_PDFA),3) \
+	-dPDFA=$(1) \
-	-dPDFACompatibilityPolicy=$(or $(GS_PDFACompatibilityPolicy),1) \
 	-sColorConversionStrategy=RGB \
+	-dPDFACompatibilityPolicy=1 \
 	--permit-file-read=/usr/local/share/autodoc/ \
-	-sOutputFile=$(2) \
+	-sOutputFile=$(3) \
-	$(GSFLAGS) \
 	/usr/local/share/autodoc/PDFA_def.ps \
-	$(1)
+	$(2)
 
-# shorthands for `pdftools_pdfcat` and `pdftools_mkpdfa` reading from stdin (param is just output file, vars applicable)
+############
-pdftools_pdfpipe = $(call pdftools_pdfcat,-,$(1))
+# PATTERNS #
-pdftools_pdfapipe = $(call pdftools_mkpdfa,-,$(1))
+############
 
-# shorthands for `pdftools_pdmd` to compile into LaTeX, PDF and PDF/A
+# convert PDF to PDF/A-2B
-#
+%_pdfa2.pdf: %.pdf
-# vars applicable from `pdftools_pdmd`, `pdftools_pdfcat` and `pdftools_mkpdfa` as expected
+	$(call pdftools_mkpdfa,2,$<,$@)
-#
-# params:
-#   1. input file
-#   2. pandoc template
-#   3. output file
-pdftools_md2tex = $(call pdftools_pdmd,$(1),$(2),latex,$(3))
-pdftools_md2pdf = $(call pdftools_pdmd,$(1),$(2),pdf,-) | $(call pdftools_pdfpipe,$(3))
-pdftools_md2pdfa = $(call pdftools_md2pdf,$(1),$(2),-) | $(call pdftools_pdfapipe,$(3))
 
-# shorthands based on automatic Make variables
+# convert PDF to PDF/A-3B
-pdftools_pdfcat_auto = $(call pdftools_pdfcat,$^,$@)
+%_pdfa3.pdf: %.pdf
-pdftools_mkpdfa_auto = $(call pdftools_mkpdfa,$^,$@)
+	$(call pdftools_mkpdfa,3,$<,$@)
 
-# params:
+# convert PDF to PDF/A (default variant 3B)
-#   1. pandoc template
+%_pdfa.pdf: %.pdf
-pdftools_md2tex_auto = $(call pdftools_md2tex,$<,$(1),$@)
+	$(call pdftools_mkpdfa,3,$<,$@)
-pdftools_md2pdf_auto = $(call pdftools_md2pdf,$<,$(1),$@)
-pdftools_md2pdfa_auto = $(call pdftools_md2pdfa,$<,$(1),$@)