add automated MOBI format support to the generator

docker/generator/Dockerfile

@@ -10,6 +10,9 @@ RUN apt-get update && apt-get install -y \
     libwww-perl \
     dos2unix
 
+# Copy kindlegen for Linux from another docker image (for MOBI conversions).
+COPY --from=wiltonsr/kindlegen /kindlegen /usr/local/bin/kindlegen
+
 # Copy in code
 COPY web /var/www/web
 COPY standalone/tools/epubgen2 /var/www/standalone/tools/epubgen2

standalone/tools/epubgen2/epubgen2.sh

@@ -66,6 +66,7 @@ COVER_FILENAME=cover.jpg #a jpg file name to serve as cover (it has to exist in
 RUBRICS_CODE=1960
 RUBRICS=Rubrics%201960
 RUBRICS_NAME=
+OPTIONAL_KINDLEGEN_PATH=/usr/local/bin/kindlegen #full path to kindlegen executable, if exists, used to convert the resulting EPUB files to MOBI format as well
 
 #constants
 #supported rubrics as in Eofficium.pl
@@ -680,10 +681,39 @@ createEPUBs() {
 	echo -e "\e[1m:: Finished the creation of EPUBs\e[0m"
 }
 
+
+#################################################################################################################
+#  MOBI format
+#################################################################################################################
+
+convertMOBIMonth() {
+	EPUB_FILENAME="$EPUBDIR/breviarium$YEAR-$MONTH$RUBRICS_NAME.epub"
+	$OPTIONAL_KINDLEGEN_PATH $EPUB_FILENAME
+}
+
+convertMOBIYear() {
+	EPUB_FILENAME="$EPUBDIR/breviarium$YEAR$RUBRICS_NAME.epub"
+	$OPTIONAL_KINDLEGEN_PATH $EPUB_FILENAME
+}
+
+createMOBIs() {
+	if [[ ! -e "$OPTIONAL_KINDLEGEN_PATH" ]]
+	then
+		echo "\e[1m:: KindleGen not found in $OPTIONAL_KINDLEGEN_PATH, skipping the conversion to of MOBI format. \e[0m"
+	else
+		echo -e "\e[1m:: Starting the conversion to MOBI format for each month\e[0m"
+		foreachMonthInRange convertMOBIMonth
+		echo -e "\e[1m:: Starting the conversion to MOBI format for each year\e[0m"
+		foreachYear convertMOBIYear
+		echo -e "\e[1m:: Finished the conversion to MOBI format\e[0m"
+	fi	
+}
+
 #################################################################################################################
 #  launch
 #################################################################################################################
 generateHours #generate the main HTML files
 generateTOCs #generate Table Of Content main HTML pages (used by both EPUB and MOBI formats)
 generateOPF  #generate OPF files (descriptors needed both for the EPUB and for the kindlegen to generate MOBI)
 createEPUBs
+createMOBIs