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-rw-r--r--src/wrappers/common.sh16
-rw-r--r--src/wrappers/html2markdown.in90
-rw-r--r--src/wrappers/markdown2pdf.in35
3 files changed, 70 insertions, 71 deletions
diff --git a/src/wrappers/common.sh b/src/wrappers/common.sh
index 2cde64157..9605f5940 100644
--- a/src/wrappers/common.sh
+++ b/src/wrappers/common.sh
@@ -6,6 +6,11 @@ NEWLINE='
err () { echo "$*" | fold -s -w ${COLUMNS:-110} >&2; }
errn () { printf "$*" | fold -s -w ${COLUMNS:-110} >&2; }
+usage () {
+ err "$1 - $2" # short description
+ err "See the $1(1) man page for usage."
+}
+
# Portable which(1).
pathfind () {
oldifs="$IFS"; IFS=':'
@@ -25,3 +30,14 @@ for p in pandoc $REQUIRED; do
exit 1
}
done
+
+CONF=$(pandoc --dump-args "$@" 2>&1) || {
+ errcode=$?
+ echo "$CONF" | sed -e '/^pandoc \[OPTIONS\] \[FILES\]/,$d' >&2
+ [ $errcode -eq 2 ] && usage "$THIS" "$SYNOPSIS"
+ exit $errcode
+}
+
+OUTPUT=$(echo "$CONF" | sed -ne '1p')
+ARGS=$(echo "$CONF" | sed -e '1d')
+
diff --git a/src/wrappers/html2markdown.in b/src/wrappers/html2markdown.in
index 740d69588..6d0256274 100644
--- a/src/wrappers/html2markdown.in
+++ b/src/wrappers/html2markdown.in
@@ -3,6 +3,7 @@
# uses an available program to fetch URL and tidy to normalize it first
REQUIRED="tidy"
+SYNOPSIS="converts HTML from a URL, file, or STDIN to markdown-formatted text."
### common.sh
@@ -59,63 +60,46 @@ grab_url_with () {
$prog "$@" "$url"
}
-add_option () {
- options="$options$NEWLINE$1"
-}
-
-options=
argument=
encoding=
grabber=
# Parse command-line arguments
-while [ $# -gt 0 ]; do
- case "$1" in
- -h|--help)
- pandoc -h 2>&1 | sed -e 's/pandoc/html2markdown/' \
- -e '/^[[:space:]]*\(-f\|-t\|-S\|-N\|-m\|-i\|-c\|-T\|-D\|-d\)/,/./d'\
- 1>&2
- err " -e ENCODING, --encoding=ENCODING"
- err " Specify character encoding of input"
- err " -g COMMAND, --grabber=COMMAND"
- err " Specify command to be used to grab contents of URL"
- exit 0 ;;
- -v|--version)
- pandoc -v 2>&1 | sed -e 's/pandoc/html2markdown/' 1>&2
- exit 0 ;;
- -e)
- shift
- encoding=$1 ;;
- --encoding=*)
- wholeopt=$1
- # extract encoding from after =
- encoding=${wholeopt#*=} ;;
- -g)
- shift
- grabber=$1 ;;
- --grabber=*)
- wholeopt=$1
- # extract encoding from after =
- grabber=${wholeopt#*=} ;;
- -o|--output|-b|--tab-stop|-H|--include-in-header| \
- -A|--include-after-body|-C|-B|--include-before-body| \
- -C|--custom-header|-T|--title-prefix)
- add_option $1
- shift
- add_option $1 ;;
- -*) add_option $1 ;;
- *)
- if [ -z "$argument" ]; then
- argument=$1
- else
- err "Warning: extra argument '$1' will be ignored."
- fi ;;
- esac
- shift
-done
+parse_arguments () {
+ while [ $# -gt 0 ]; do
+ case "$1" in
+ --encoding=*)
+ wholeopt="$1"
+ # extract encoding from after =
+ encoding="${wholeopt#*=}" ;;
+ -e|--encoding|-encoding)
+ shift
+ encoding="$1" ;;
+ --grabber=*)
+ wholeopt="$1"
+ # extract encoding from after =
+ grabber="\"${wholeopt#*=}\"" ;;
+ -g|--grabber|-grabber)
+ shift
+ grabber="$1" ;;
+ *)
+ if [ -z "$argument" ]; then
+ argument="$1"
+ else
+ err "Warning: extra argument '$1' will be ignored."
+ fi ;;
+ esac
+ shift
+ done
+ export encoding
+ export grabber
+ export argument
+}
-# Unpack options. Now "$@" will hold the pandoc options.
-oldifs="$IFS"; IFS="$NEWLINE"; set -- $options; IFS="$oldifs"
+oldifs="$IFS"
+IFS=$NEWLINE
+parse_arguments $ARGS
+IFS="$oldifs"
inurl=
if [ -n "$argument" ] && ! [ -f "$argument" ]; then
@@ -164,11 +148,11 @@ else # assume UTF-8
fi
if [ -z "$argument" ]; then
- tidy -utf8 2>/dev/null | pandoc -r html -w markdown "$@"
+ tidy -utf8 2>/dev/null | pandoc --ignore-args -r html -w markdown "$@"
else
if [ -f "$argument" ]; then
to_utf8 "$argument" |
- tidy -utf8 2>/dev/null | pandoc -r html -w markdown "$@"
+ tidy -utf8 2>/dev/null | pandoc --ignore-args -r html -w markdown "$@"
else
err "File '$argument' not found."
exit 1
diff --git a/src/wrappers/markdown2pdf.in b/src/wrappers/markdown2pdf.in
index 90c5e6bb1..aaae07184 100644
--- a/src/wrappers/markdown2pdf.in
+++ b/src/wrappers/markdown2pdf.in
@@ -1,6 +1,7 @@
#!/bin/sh -e
REQUIRED="pdflatex"
+SYNOPSIS="converts markdown-formatted text to PDF, using pdflatex."
### common.sh
@@ -8,27 +9,25 @@ REQUIRED="pdflatex"
texname=output
logfile=$THIS_TEMPDIR/log
+origdir=$(pwd)
-if ! pandoc -s -d -r markdown -w latex "$@" >$THIS_TEMPDIR/$texname.tex \
-2>$logfile; then
- [ -f $logfile ] && sed -e 's/^pandoc/markdown2pdf/g' \
- -e '/^INPUT=/d' -e '/^OUTPUT=/d' \
- -e '/^[[:space:]]*\(-f\|-t\|-s\|-R\|-S\|-m\|-i\|-c\|-T\|-D\|-d\)/,/./d'\
- -e 's/(implies -s)//g' $logfile >&2
- exit 1
-fi
+pandoc -s -r markdown -w latex "$@" -o - >$THIS_TEMPDIR/$texname.tex \
+2>$logfile
-outfile="$(sed -ne 's/^OUTPUT=//p' $logfile)"
-IFS="$NEWLINE"
-set -- $(sed -ne 's/^INPUT=//p' $logfile)
-firstinfilebase="${1%.*}"
-defaultdest="${firstinfilebase:-stdin}.pdf"
-destname="${outfile:-$defaultdest}"
+if [ "$OUTPUT" = "-" ]; then
+ firstinfile="$(echo $ARGS | sed -ne '1p')"
+ firstinfilebase="${firstinfile%.*}"
+ destname="${firstinfilebase:-stdin}.pdf"
+else
+ destname="$OUTPUT"
+fi
(
cd $THIS_TEMPDIR
- if ! pdflatex -interaction=batchmode $texname.tex >/dev/null 2>&1; then
- err "${THIS}: pdfLaTeX error context:"
+ TEXINPUTS=$TEXINPUTS:$origdir pdflatex -interaction=batchmode \
+ $texname.tex >/dev/null 2>&1 || {
+ errorcode=$?
+ err "${THIS}: pdfLaTeX error context:"
sed -ne '/^!/,/^[[:space:]]*$/p' \
-ne '/^[Ll]a[Tt]e[Xx] [Ww]arning/,/^[[:space:]]*$/p' \
-ne '/^[Ee]rror/,/^[[:space:]]*$/p' $texname.log >&2
@@ -40,8 +39,8 @@ destname="${outfile:-$defaultdest}"
err "${THIS}: Please install the 'fancyvrb' package from CTAN:"
err " http://www.ctan.org/tex-archive/macros/latex/contrib/fancyvrb/"
fi
- exit 1
- fi
+ exit $errorcode
+ }
) || exit $?
is_target_exists=