X-Git-Url: https://git.sommitrealweird.co.uk/bpgallery.git/blobdiff_plain/7ef6a62b83bf172619e03032828d59be3afc1bba..210d915d4e2f21b063ebd0f3f6d8277b4a331f93:/bpgallery.sh?ds=sidebyside

diff --git a/bpgallery.sh b/bpgallery.sh
index 8c186bb..ccbb328 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="1.0.2+arch"
+VERSION="1.1+arch"
 
 function bpgallery_default_head() {
 cat <<END
@@ -52,7 +53,7 @@ else
 	caption_alt=$caption
 fi
 cat << END
-<div class="thumbnail"><a href="$filename"><img src="icons/$filename" alt="$caption_alt" /></a><div class="caption">$caption</div></div>
+<div class="thumbnail"><a href="$link"><img src="icons/$filename" alt="$caption_alt" /></a><div class="caption">$caption</div></div>
 END
 }
 
@@ -90,6 +91,22 @@ div.caption {
 	font-weight: bold;
 }
 
+div.navigation {
+	margin: 0;
+}
+
+div.navigation ul {
+	display: inline;
+	margin: 0;
+	padding: 0;
+	text-align: center;
+}
+
+div.navigation ul li {
+	display: inline;
+	margin: 2em;
+}
+
 a {
 	border: 0px;
 }
@@ -102,6 +119,46 @@ END
 
 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>${caption}</h1>
+<div class="navigation">
+	<ul>
+		<li><a href='${INDEXDOCUMENT}'>Thumbnails</a></li>
+END
+	if [[ ! -z $previouspage ]]; then
+		$ECHOCOMMAND "<li><a href='${previouspage}'>Previous</a></li>"
+	else
+		$ECHOCOMMAND "<li>Previous</li>"
+	fi
+
+	if [[ ! -z $nextpage ]]; then
+		$ECHOCOMMAND "<li><a href='${nextpage}'>Next</a></li>"
+	else
+		$ECHOCOMMAND "<li>Next</li>"
+	fi
+cat <<END
+	</ul>
+</div>
+<div class="mainimage">
+	${linkstart}<img src="${filename}" alt="${caption}" />${linkend}
+</div>
+END
+	$BPGALLERY_TAIL_FUNCTION
+}
+
+declare -rf bpgallery_default_page
+
 function bpgallery_escape_url() {
 	temp=$1
 	temp=${temp//\%/%25}
@@ -150,7 +207,10 @@ if [[ -z ${BPGALLERY_THEME} ]]; then
 	BPGALLERY_THEME=default
 fi
 
-if [[ -e $HOME/.bpgallery.themes/${BPGALLERY_THEME} ]]; then
+if [[ ! -z ${BPGALLERY_THEME_DIR} ]] && \
+	[[ -e ${BPGALLERY_THEME_DIR}/${BPGALLERY_THEME} ]]; then
+	. ${BPGALLERY_THEME_DIR}/${BPGALLERY_THEME} 2>/dev/null
+elif [[ -e $HOME/.bpgallery.themes/${BPGALLERY_THEME} ]]; then
 	. $HOME/.bpgallery.themes/${BPGALLERY_THEME} 2>/dev/null
 elif [[ -e /usr/local/etc/bpgallery/themes/${BPGALLERY_THEME} ]]; then
 	. /usr/local/etc/bpgallery/themes/${BPGALLERY_THEME} 2>/dev/null
@@ -218,6 +278,28 @@ if [[ -z $OUTPUTHTML ]]; then
 	OUTPUTHTML=0
 fi
 
+if [[ -z $GENERATEPAGESFORFULLSIZE ]]; then
+	GENERATEPAGESFORFULLSIZE=0
+fi
+
+if [[ -z $GENERATEPAGESFORMEDIUMSIZE ]]; then
+	GENERATEPAGESFORMEDIUMSIZE=1
+fi
+
+if [[ -z $MEDIUMWIDTH ]]; then
+	MEDIUMWIDTH=400
+fi
+
+if [[ -z $INDEXDOCUMENT ]]; then
+	INDEXDOCUMENT=index.html
+fi
+
+if declare -F "bpgallery_${BPGALLERY_THEME}_page" > /dev/null ; then
+	BPGALLERY_PAGE_FUNCTION="bpgallery_${BPGALLERY_THEME}_page"
+else
+	BPGALLERY_PAGE_FUNCTION="bpgallery_default_page"
+fi
+
 if declare -F "bpgallery_${BPGALLERY_THEME}_head" > /dev/null ; then
 	BPGALLERY_HEAD_FUNCTION="bpgallery_${BPGALLERY_THEME}_head"
 else
@@ -266,7 +348,39 @@ 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
 }
 
@@ -276,24 +390,167 @@ 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() {
+	$ECHOCOMMAND "Generating Pages"
+	previouspage=""
+	currentpage=""
+	nextpage=""
+	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 -I {} $ECHOCOMMAND {} | \
+	$SORTCOMMAND -g | \
+	while read imagefilename; do
+		previousimage=$currentimage
+		currentimage=$nextimage
+		nextimage=${imagefilename#./}
+		addlink=""
+		
+		if [[ $GENERATEPAGESFORFULLSIZE != 0 ]]; then
+			if [[ $addlinks == 1 ]]; then
+				addlink=${currentimage}.html
+			else
+				addlink=${currentimage}${extra}.html
+			fi
+		else
+			addlink=${currentimage}
+		fi
+
+		previouspage=$currentpage
+		currentpage=$nextpage
+		if [[ $addlinks == 1 ]]; then
+			nextpage=${nextimage}${extra}.html
+		else
+			nextpage=${nextimage}.html
+		fi
+		filename=${extradir}${currentimage}
+		echo "'$previouspage' '$currentpage' '$nextpage' '$addlink'" >> /tmp/bpgallery-tmp.log
+		if [ "x$currentpage" != "x" ]; then
+			generate_general_page "$previouspage" "$currentpage" "$nextpage" $addlink
+		fi
+		$ECHOCOMMAND $nextimage
+	done | tail -n 2 | (
+		read previouspage
+		read currentpage
+		addlink=""
+
+		if [[ $GENERATEPAGESFORFULLSIZE != 0 ]]; then
+			if [[ $addlinks == 1 ]]; then
+				addlink=${currentpage}.html
+			else
+				addlink=${currentpage}${extra}.html
+			fi
+		else
+			addlink=${currentpage}
+		fi
+
+		filename=${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" "" $addlink
+	)
+}
+
+function generate_medium_pages() {
+	generate_pages __medium medium
+}
+
+function generate_general_page() {
+
+	echo 'Generating the page...' >> /tmp/bpgallery-tmp.log
+
+	if [[ -z $1 ]]; then
+		previouspage=""
+	fi
+
+	if [[ -z $2 ]]; then
+		currentpage=""
+		return
+	fi
+
+	if [[ -z $3 ]]; then
+		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"
 }
 
 if [[ $OUTPUTHTML != 0 ]]; then
@@ -329,12 +586,36 @@ if ( ! $FINDCOMMAND . $FINDIMAGESOPTIONS > /dev/null 2>/dev/null ); then
 	exit 4
 fi
 
-if [ ! -d icons ]; then
-	mkdir icons
+if [ ! -w . ]; then
+	$ECHOCOMMAND "Can't write to images directory, exiting"
+	exit 8
+fi
+
+if [ -e ${INDEXDOCUMENT} ] && [ ! -w ${INDEXDOCUMENT} ]; then
+	$ECHOCOMMAND "Can't write ${INDEXDOCUMENT}, exiting"
+	exit 8
+fi
+
+if [ -e style.css ] && [ ! -w style.css ]; then
+	$ECHOCOMMAND "Can't write style.css, exiting"
+	exit 8
 fi
 
 generate_thumbs
 
+if [ $GENERATEPAGESFORMEDIUMSIZE != 0 ]; then
+	generate_medium
+	generate_medium_pages
+fi
+
+if [ $GENERATEPAGESFORFULLSIZE != 0 ]; then
+	if [ $GENERATEPAGESFORMEDIUMSIZE != 0 ]; then
+		generate_pages __medium
+	else
+		generate_pages
+	fi
+fi
+
 if [ -r description.txt ] ; then
 	DESCRIPTION=$($SEDCOMMAND -e '1 { s/^/<p>/; }; /^$/ { s,$,</p><p>,; }; $ { s,$,</p>, };' description.txt)
 else
@@ -344,14 +625,19 @@ 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=${caption#*	}; else caption=""; fi; filename=$(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"