# our self written documents
LYX_FILES := $(shell find -name *.lyx)
# the tex output of lyx
TEX_FILES := $(patsubst %.lyx,%.tex,$(LYX_FILES))
# output files of lyx that are already processed by mod_html_files.py
HTML_FILES := $(patsubst %.lyx,%.html,$(LYX_FILES))
# menue and footer files
INC_FILES := $(wildcard *.inc)
# png files (get converted to eps)
PNG_FILES := $(shell find -name *.png)
# converted eps files
EPS_FILES := $(patsubst %.png,%.eps,$(PNG_FILES))
# look for lyx executable
LYX_BIN = $(shell which lyx lyx-qt lyx-xform | head -1)


# output parameters for latex2html
LATEX2HTML_OPTS := -no_auto_link -split 0 -no_navigation -no_subdir -info 0 -style ../../cryptocd.css -local_icons -address 0


# virtual targets that have different names than the produced files - they will alway be executed,
# if another target depends on them (they do not look for timestamps)
.PHONY : clean clean-targets install all

# default target (offline)
all: $(HTML_FILES)

# copy the created files to the destination directory (usually outside of this directory tree)
install: $(HTML_FILES)
	@if [ -z "$(CCD_BUILD_DIR)" ] ; \
		then	echo "CCD_BUILD_DIR must be defined! (this should be done by the parent Makefile)" >&2 ; \
			false ; \
	  fi
	@if [ ! -e "$(CCD_BUILD_DIR)" ] ; \
		then	echo "CCD_BUILD_DIR ($(CCD_BUILD_DIR)) does not exist!" ; \
			false ; \
	  fi
	mkdir -p $(CCD_BUILD_DIR)/doku
	@# copy os-specific stuff
	cp -r macos linux windows $(CCD_BUILD_DIR)/doku
	@# copy general documents
	cp -rf common/* $(CCD_BUILD_DIR)/doku/macos
	cp -rf common/* $(CCD_BUILD_DIR)/doku/linux
	cp -rf common/* $(CCD_BUILD_DIR)/doku/windows
	@# remove unnecessary files (eps, lyx, tex)
	find $(CCD_BUILD_DIR)/doku -name \*.tex -exec rm "{}" \;
	find $(CCD_BUILD_DIR)/doku -name \*.lyx -exec rm "{}" \;
	find $(CCD_BUILD_DIR)/doku -name \*.eps -exec rm "{}" \;


clean-targets:
	-rm $(HTML_FILES) 2>/dev/null


# create tex files from lyx
$(TEX_FILES): $(INC_FILES) $(LYX_FILES)
	$(LYX_BIN) -e latex $*.lyx


# original html-files, as they are created by lyx
$(HTML_FILES): %.html: %.tex $(LYX_FILES) $(INC_FILES) footer.asc
	cp $(INC_FILES) $(dir $@)
	latex2html $(LATEX2HTML_OPTS) $*.tex
	-rm $(dir $@)*.inc 2>/dev/null
	@# die html-Datei wurde jetzt erstellt (inklusive Bilder)
	-rm $(dir $@)WARNINGS $(dir $@)labels.pl $(dir $@)internals.pl $*.log 2>/dev/null
	-rm $*.css 2>/dev/null
	-rm $(dir $@)images.aux $(dir $@)images.log $(dir $@)images.out $(dir $@)images.pl $(dir $@)images.text $(dir $@)img?.old $(dir $@)missfont.log $(dir $@)images.tex 2>/dev/null
	python mod_html_files.py $@
	@# add footer
	cat footer.asc >>$@
	@# replace unix-like linebreaks with their DOS counterparts
	unix2dos $@


clean:
	-rm $(TEX_FILES) 2>/dev/null
	-rm $(HTML_FILES) 2>/dev/null
	-rm $(EPS_FILES) 2>/dev/null