X-Git-Url: https://git.sommitrealweird.co.uk/bpgallery.git/blobdiff_plain/27b6f8922864875e04c257e918bbe2dac5f305d1..77556ba866fa3f51a4ae229f92f853c3242d4533:/bpgallery.sh?ds=sidebyside

diff --git a/bpgallery.sh b/bpgallery.sh
index f8605d6..d98805f 100755
--- a/bpgallery.sh
+++ b/bpgallery.sh
@@ -17,9 +17,10 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
+set -e
 set -f
 
-VERSION="1.0.3"
+VERSION="1.1+arch"
 
 function bpgallery_default_head() {
 cat <<END
@@ -91,14 +92,13 @@ div.caption {
 }
 
 div.navigation {
-	width: 100%;
-	margin: 2em;
-	text-align: center;
+	margin: 0;
 }
 
 div.navigation ul {
-	width: 100%;
 	display: inline;
+	margin: 0;
+	padding: 0;
 	text-align: center;
 }
 
@@ -121,28 +121,37 @@ declare -rf bpgallery_default_stylesheet
 
 function bpgallery_default_page() {
 	$BPGALLERY_HEAD_FUNCTION
+
+	linkstart=""
+	linkend=""
+
+	if [[ ! -z $linklocation ]]; then
+		linkstart="<a href='$linklocation'>"
+		linkend="</a>"
+	fi
+	
 	cat <<END
 <h1>${caption}</h1>
 <div class="navigation">
 	<ul>
-		<li><a href='index.html'>Thumbnails</a></li>
+		<li><a href='${INDEXDOCUMENT}'>Thumbnails</a></li>
 END
 	if [[ ! -z $previouspage ]]; then
-		echo "<li><a href='${previouspage}'>Previous</a></li>"
+		$ECHOCOMMAND "<li><a href='${previouspage}'>Previous</a></li>"
 	else
-		echo "<li>Previous</li>"
+		$ECHOCOMMAND "<li>Previous</li>"
 	fi
 
 	if [[ ! -z $nextpage ]]; then
-		echo "<li><a href='${nextpage}'>Next</a></li>"
+		$ECHOCOMMAND "<li><a href='${nextpage}'>Next</a></li>"
 	else
-		echo "<li>Next</li>"
+		$ECHOCOMMAND "<li>Next</li>"
 	fi
 cat <<END
 	</ul>
 </div>
 <div class="mainimage">
-	<img src="${filename}" alt="${caption}" />
+	${linkstart}<img src="${filename}" alt="${caption}" />${linkend}
 </div>
 END
 	$BPGALLERY_TAIL_FUNCTION
@@ -273,6 +282,18 @@ if [[ -z $GENERATEPAGESFORFULLSIZE ]]; then
 	GENERATEPAGESFORFULLSIZE=0
 fi
 
+if [[ -z $GENERATEPAGESFORMEDIUMSIZE ]]; then
+	GENERATEPAGESFORMEDIUMSIZE=1
+fi
+
+if [[ -z $MEDIUMWIDTH ]]; then
+	MEDIUMWIDTH=400
+fi
+
+if [[ -z $INDEXDOCUMENT ]]; then
+	INDEXDOCUMENT=index.html
+fi
+
 if [[ $GENERATEPAGESFORFULLSIZE != 0 ]]; then
 	if declare -F "bpgallery_${BPGALLERY_THEME}_page" > /dev/null ; then
 		BPGALLERY_PAGE_FUNCTION="bpgallery_${BPGALLERY_THEME}_page"
@@ -329,7 +350,39 @@ Usage:
         displays this help screen
     --version
         displays the version and exits
-	
+
+This can also takes some environment variables, these will use defaults if not
+set.
+
+        TITLE
+            the title of the gallery
+
+        WIDTH
+            the width to make the icons
+
+        MEDIUMWIDTH
+            set the width of images in the medium size pages
+
+        BPGALLERY_THEME
+            set the theme to use (described below)
+
+        BPGALLERY_THEME_DIR
+            set an extra location to look for themes
+
+        OUTPUTHTML
+            sets the script output to be wrapped in a <pre> block
+
+        GENERATEPAGESFORMEDIUMSIZE
+            generate medium sized images and pages
+
+        GENERATEPAGESFORFULLSIZE
+            decide wether to generate pages for the full size images or not
+
+        INDEXDOCUMENT
+            name of the index page (e.g. index.html)
+
+Example:
+	TITLE="My Funky Gallery" WIDTH=200 INDEXDOCUMENT="welcome.html" GENERATEPAGESFORFULLSIZE=1 GENERATEPAGESFORMEDIUMSIZE=1 MEDIUMWIDTH=400 $0 /path/to/image/folder
 END
 }
 
@@ -339,24 +392,48 @@ Version: $VERSION
 END
 }
 
-function generate_thumbs() {
-	$ECHOCOMMAND "Generating Thumbnails"
+function generate_resized_images() {
+	$ECHOCOMMAND "Generating $2"
 	currentimage=0
-	totalimages=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} | $WCCOMMAND);
-	imagestoupdate=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} | while read filename; do filename=${filename//\"/\\\"}; if [ ! -r "icons/$filename" ] || [ "$filename" -nt "icons/$filename" ] || [ $($IDENTIFYCOMMAND -format "%w" "icons/$filename") -ne $WIDTH ]; then $ECHOCOMMAND $filename; fi; done | $WCCOMMAND)
+	totalimages=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 -I {} $ECHOCOMMAND {} | $WCCOMMAND);
+	imagestoupdate=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 -I {} $ECHOCOMMAND {} | while read filename; do filename=${filename//\"/\\\"}; if [ ! -r "$2/$filename" ] || [ "$filename" -nt "$2/$filename" ] || [ $($IDENTIFYCOMMAND -format "%w" "$2/$filename") -ne $1 ]; then $ECHOCOMMAND $filename; fi; done | $WCCOMMAND)
 	
+	if [ $totalimages -eq 0 ]; then
+		# might as well exit at this point - there are no pictures
+		$ECHOCOMMAND "No images for the gallery - exiting."
+		exit 64
+	else
+		# check if the directory exists and create it other wise
+		if [ ! -d $2 ]; then
+			mkdir $2
+		fi
+
+		if [ ! -w $2 ]; then
+			$ECHOCOMMAND "Can't write to $2 directory, exiting"
+			exit 16
+		fi
+	fi
+
 	if [ $totalimages -eq $imagestoupdate ]; then
-		$ECHOCOMMAND "Regenerating all thumbnails"
+		$ECHOCOMMAND "Regenerating all $2"
 	elif [ $imagestoupdate -eq 0 ]; then
-		$ECHOCOMMAND "No Updated Thumbs, not regenerating"
+		$ECHOCOMMAND "No Updated $2, not regenerating"
 		return
 	else
-		$ECHOCOMMAND "Generating $imagestoupdate of $totalimages thumbnails"
+		$ECHOCOMMAND "Generating $imagestoupdate of $totalimages $2"
 	fi
 	
-	$FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} | while read filename; do tempfilename=${filename//\"/\\\"/}; if [ ! -r "icons/$tempfilename" ] || [ "$tempfilename" -nt "icons/$tempfilename" ] || [ $($IDENTIFYCOMMAND -format "%w" "icons/$filename") -ne $WIDTH ]; then $ECHOCOMMAND -n $filename; $ECHOCOMMAND -n -e "\000"; fi; done | $XARGSCOMMAND -0 --verbose --max-procs=4 --replace $CONVERTTOOL -resize $WIDTH '{}' 'icons/{}' 2>&1 | while read throwout; do $ECHOCOMMAND done: $currentimage/$imagestoupdate images; currentimage=$((currentimage+1)); done
+	$FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 -I {} $ECHOCOMMAND {} | while read filename; do tempfilename=${filename//\"/\\\"/}; if [ ! -r "$2/$tempfilename" ] || [ "$tempfilename" -nt "$2/$tempfilename" ] || [ $($IDENTIFYCOMMAND -format "%w" "$2/$filename") -ne $1 ]; then $ECHOCOMMAND -n $filename; $ECHOCOMMAND -n -e "\000"; fi; done | $XARGSCOMMAND -0 --verbose --max-procs=4 -I {} $CONVERTTOOL -resize $1 '{}' $2/'{}' 2>&1 | while read throwout; do $ECHOCOMMAND done: $currentimage/$imagestoupdate images; currentimage=$((currentimage+1)); done
 	$ECHOCOMMAND done: $imagestoupdate/$imagestoupdate images
-	$ECHOCOMMAND "Completed generating thumbs for $totalimages images"
+	$ECHOCOMMAND "Completed generating $2 for $totalimages images"
+}
+
+function generate_thumbs() {
+	generate_resized_images $WIDTH icons
+}
+
+function generate_medium() {
+	generate_resized_images $MEDIUMWIDTH medium
 }
 
 function generate_pages() {
@@ -367,32 +444,87 @@ function generate_pages() {
 	previousimage=""
 	currentimage=""
 	nextimage=""
+	extra=""
+	extradir=""
+	addlinks=0
+	
+	if [ ! -z $1 ]; then
+		extra=$1
+	fi
+
+	if [ ! -z $2 ]; then
+		extradir=$2/
+		addlinks=1
+	fi
 
+	if [ -z $2 ] && [[ $GENERATEPAGESFORMEDIUMSIZE != 0 ]]; then
+		addlinks=2
+	fi
+	
 	$FINDCOMMAND . $FINDIMAGESOPTIONS | \
-	$XARGSCOMMAND -0 --replace $ECHOCOMMAND {} | \
+	$XARGSCOMMAND -0 -I {} $ECHOCOMMAND {} | \
 	$SORTCOMMAND -g | \
 	while read imagefilename; do
 		previousimage=$currentimage
 		currentimage=$nextimage
-		nextimage=$imagefilename
+		nextimage=${imagefilename#./}
+		addlink=""
+		
+		if [[ $GENERATEPAGESFORFULLSIZE != 0 ]]; then
+			addlink=${currentimage}${extra}.html
+		else
+			addlink=${currentimage}
+		fi
+
+		if [[ $addlinks == 1 ]]; then
+			addlink=${currentimage}.html
+		else
+			addlink=${currentimage}${extra}.html
+		fi
+
 		previouspage=$currentpage
 		currentpage=$nextpage
-		nextpage=${imagefilename}.html
-		filename=${currentimage}
-		generate_general_page "$previouspage" "$currentpage" "$nextpage"
-		echo $nextimage
+		if [[ $addlinks == 1 ]]; then
+			nextpage=${nextimage}${extra}.html
+		else
+			nextpage=${nextimage}.html
+		fi
+		filename=${extradir}${currentimage}
+		generate_general_page "$previouspage" "$currentpage" "$nextpage" $addlink
+		$ECHOCOMMAND $nextimage
 	done | tail -n 2 | (
 		read previouspage
 		read currentpage
-		filename=${currentpage}
-		currentpage=${currentpage}.html
-		previouspage=${previouspage}.html
+		addlink=""
+
+		if [[ $GENERATEPAGESFORFULLSIZE != 0 ]]; then
+			addlink=${currentpage}.html
+		else
+			addlink=${currentpage}
+		fi
+
+		if [[ $addlinks == 1 ]]; then
+			addlink=${currentpage}.html
+		else
+			addlink=${currentpage}${extra}.html
+		fi
+		
+		filename=${extradir}${currentpage}
+		if [[ $addlinks == 1 ]]; then
+			currentpage=${currentpage}${extra}.html
+			previouspage=${previouspage}${extra}.html
+		else
+			currentpage=${currentpage}.html
+			previouspage=${previouspage}.html
+		fi
 		nextpage=""
-		generate_general_page "$previouspage" "$currentpage" ""
+		generate_general_page "$previouspage" "$currentpage" "" $addlink
 	)
 }
 
-
+function generate_medium_pages() {
+	generate_pages __medium medium
+}
 
 function generate_general_page() {
 
@@ -409,13 +541,17 @@ function generate_general_page() {
 		nextpage=""
 	fi
 
+	if [[ ! -z $4 ]]; then
+		linklocation=$4
+	fi
+
 	if [ -r captions.txt ]; then
 		caption=$($GREPCOMMAND -E "^${filename}   " captions.txt); caption=${caption#*    }
 	else
 		caption=""
 	fi
-
-	$BPGALLERY_PAGE_FUNCTION > $currentpage
+	
+	$BPGALLERY_PAGE_FUNCTION > "$currentpage"
 }
 
 if [[ $OUTPUTHTML != 0 ]]; then
@@ -456,8 +592,8 @@ if [ ! -w . ]; then
 	exit 8
 fi
 
-if [ -e index.html ] && [ ! -w index.html ]; then
-	$ECHOCOMMAND "Can't write index.html, exiting"
+if [ -e ${INDEXDOCUMENT} ] && [ ! -w ${INDEXDOCUMENT} ]; then
+	$ECHOCOMMAND "Can't write ${INDEXDOCUMENT}, exiting"
 	exit 8
 fi
 
@@ -466,19 +602,19 @@ if [ -e style.css ] && [ ! -w style.css ]; then
 	exit 8
 fi
 
-if [ ! -d icons ]; then
-	mkdir icons
-fi
+generate_thumbs
 
-if [ ! -w icons ]; then
-	$ECHOCOMMAND "Can't write to icons directory, exiting"
-	exit 16
+if [ $GENERATEPAGESFORMEDIUMSIZE != 0 ]; then
+	generate_medium
+	generate_medium_pages
 fi
 
-generate_thumbs
-
 if [ $GENERATEPAGESFORFULLSIZE != 0 ]; then
-	generate_pages
+	if [ $GENERATEPAGESFORMEDIUMSIZE != 0 ]; then
+		generate_pages __medium
+	else
+		generate_pages
+	fi
 fi
 
 if [ -r description.txt ] ; then
@@ -490,14 +626,19 @@ fi
 
 $ECHOCOMMAND "Starting to generate page"
 
-$BPGALLERY_HEAD_FUNCTION > index.html
-$BPGALLERY_DESCRIPTION_FUNCTION >> index.html
+$BPGALLERY_HEAD_FUNCTION > ${INDEXDOCUMENT}
+$BPGALLERY_DESCRIPTION_FUNCTION >> ${INDEXDOCUMENT}
 
 $ECHOCOMMAND "Adding Captions"
 
-$FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} |$SORTCOMMAND -g | while read filename; do filename=${filename#./}; if [ -r captions.txt ]; then caption=$($GREPCOMMAND -E "^$filename	" captions.txt); caption=${caption#*	}; else caption=""; fi; if [ $GENERATEPAGESFORFULLSIZE != 0 ]; then link=$(bpgallery_escape_url "${filename}.html"); else link=$(bpgallery_escape_url "$filename"); fi; filename=$(bpgallery_escape_url "$filename"); $BPGALLERY_THUMBSLINE_FUNCTION; done >> index.html
+extra=""
+if [ $GENERATEPAGESFORMEDIUMSIZE != 0 ]; then
+	extra=__medium
+fi
+
+$FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 -I {} $ECHOCOMMAND {} | $SORTCOMMAND -g | while read filename; do filename=${filename#./}; if [ -r captions.txt ]; then caption=$($GREPCOMMAND -E "^$filename	" captions.txt); caption=${caption#*	}; else caption=""; fi; if [ $GENERATEPAGESFORMEDIUMSIZE != 0 ]; then link=$(bpgallery_escape_url "${filename}${extra}.html"); elif [ $GENERATEPAGESFORFULLSIZE != 0 ]; then link=$(bpgallery_escape_url "${filename}.html"); else link=$(bpgallery_escape_url "$filename"); fi; filename=$(bpgallery_escape_url "$filename"); $BPGALLERY_THUMBSLINE_FUNCTION; done >> ${INDEXDOCUMENT}
 
-$BPGALLERY_TAIL_FUNCTION >> index.html
+$BPGALLERY_TAIL_FUNCTION >> ${INDEXDOCUMENT}
 
 $ECHOCOMMAND "Finished generating the page"
 $ECHOCOMMAND "Generating stylesheet"