Preliminar support for downloading images done. Still it needs some debugging because is creating an extra directory to put the images.

repository/Grafoscopio/GrafoscopioNode.class.st

@@ -329,22 +329,6 @@ GrafoscopioNode >> demote [
 	
 ]
 
-{ #category : #'as yet unclassified' }
-GrafoscopioNode >> downloadImagesInto: folder [
-	"comment stating purpose of message"
-
-	self extractHtmlImages do: [ :each | |localFolder path|
-		path:=''.
-		(each directory substrings: '/') do: [ :eachDirectory | 
-			path:= path , '/' , eachDirectory .
-			(folder / path) ensureCreateDirectory ].  
-		localFolder := (folder / each directory).
-		(localFolder / each lastPathSegment) exists ifFalse: [ 
-			ZnClient new 
-				url: each ;
-				downloadTo: localFolder . ]]
-]
-
 { #category : #'custom markup' }
 GrafoscopioNode >> embedAll [
 	"This is just a previous part of the messy markDownContent. The %embed-all keyword should be revaluated.
@@ -437,26 +421,16 @@ GrafoscopioNode >> exportPreambleTo: aStream [
 { #category : #'as yet unclassified' }
 GrafoscopioNode >> extractHtmlImages [
 	"comment stating purpose of message"
-	|imgSoup imgHost imgList src folders|
+	|imgSoup imgHost imgList folders|
 
 	imgList := Set new.
 	imgSoup := Soup fromString: self body.
 	imgHost:= self links last asUrl removeLastPathSegment.
 	folders:= Set new.
-	(imgSoup findAllTags: 'img') do: [ :each|	
+	(imgSoup findAllTags: 'img') do: [ :each|| src |
 			src := (each attributeAt: 'src') asUrl.
 			(src host) ifNil: [ src := imgHost addPathSegments: src pathSegments ].
 			imgList add: src.
-			"folders add: src directory."
-	  "OSProcess waitForCommand: 'wget ', (each attributeAt: 'src')."
-	"imgHost := self links last removeLastPathSegment."
-	
-	"imgPath:= ((each attributeAt: 'src') asUrl). "
-	"ZnEasy getJpeg: (imgHost , imgPath) asUrl."
-	
-	"OSProcess waitForCommand: ('mkdir ', imgPath)."
-	
-	"Transcript  show: ' wget ', imgPath , '/',(each attributeAt: 'src').	"
 	].
 	^imgList .
 ]

repository/Grafoscopio/GrafoscopioNotebook.class.st

@@ -296,7 +296,6 @@ GrafoscopioNotebook >> header: anObject [
 
 { #category : #operation }
 GrafoscopioNotebook >> htmlToMarkdown [
-	self imagesList: self currentNodeContent extractHtmlImages.
 	self currentNodeContent htmlToMarkdown.
 	self updateBodyFor: self currentNode
 ]
@@ -318,6 +317,12 @@ GrafoscopioNotebook >> imagesList: anObject [
 	imagesList := anObject
 ]
 
+{ #category : #'as yet unclassified' }
+GrafoscopioNotebook >> importImages [
+	self imagesList: (Pandoc listImagesFrom: self markdownFile).
+	self inform: 'All notebook images has been imported.', String cr, 'Now you can list and download them.'
+]
+
 { #category : #operation }
 GrafoscopioNotebook >> importLinkContent [
 	"I see if a node header is an url located at 'http://ws.stfx.eu', wich means that is a shared
@@ -522,18 +527,18 @@ GrafoscopioNotebook >> notebookSubMenu [
 						name: 'Save as...';
 						icon: (Smalltalk ui icons iconNamed: #smallSaveAs);
 						action: [ self saveToFileUI ] ].
-			group
-				addItem: [ :item | 
-					item
-						name: 'Extract images';
-						icon: (Smalltalk ui icons iconNamed: #processBrowser);
-						action: [ self extractImages ] ].
 			group
 				addItem: [ :item | 
 					item
 						name: 'Import images';
 						icon: (Smalltalk ui icons iconNamed: #processBrowser);
 						action: [ self importImages ] ].
+			group
+				addItem: [ :item | 
+					item
+						name: 'Download images';
+						icon: (Smalltalk ui icons iconNamed: #processBrowser);
+						action: [ self downloadImages ] ].		
 			group
 				addItem: [ :item | 
 					item
@@ -1003,7 +1008,7 @@ GrafoscopioNotebook >> updateBodyFor: aNodeContainer [
 	self buildWithSpecLayout: self class defaultSpec
 ]
 
-{ #category : #'editing nodes' }
+{ #category : #operation }
 GrafoscopioNotebook >> visitNodeLink [
 	
 	tree highlightedItem content visitLastLink.

repository/Grafoscopio/Pandoc.class.st

@@ -10,6 +10,17 @@ Class {
 	#category : #'Grafoscopio-Model'
 }
 
+{ #category : #'as yet unclassified' }
+Pandoc class >> downloadLuaFilters [
+	self luaFilters do: [ :filter | | filterUrl |
+		filterUrl := filter asUrl.
+		(FileLocator temp asFileReference / (filterUrl segments last)) exists
+			ifFalse: [ 
+				ZnClient new
+					url:  filterUrl;
+					downloadTo: FileLocator temp ] ]
+]
+
 { #category : #accessing }
 Pandoc class >> executable [
 	^ executable ifNil: [ self executableLocation ]
@@ -29,6 +40,20 @@ Pandoc class >> executableLocation [
 		ifFalse: [ self definePandocExecutable ]
 ]
 
+{ #category : #'as yet unclassified' }
+Pandoc class >> listImagesFrom: aFileReference [
+	"I provide a list of all images contained in aFile."
+	| filter commandString outputString |
+	filter := FileLocator temp asFileReference / 'image-links.lua'.
+	filter exists ifFalse: [ self downloadLuaFilters ].
+	commandString := 'pandoc ', aFileReference fullName, ' --lua-filter=',filter fullName.
+	Smalltalk platformName = 'unix'
+		ifTrue: [ outputString := (PipeableOSProcess waitForCommand: commandString ) output ].
+	Smalltalk platformName = 'Win32'
+		ifTrue: [ WindowsProcess ].
+	^ ((Soup fromString: outputString) findAllTags: 'td') collect: [ :each | each next ]
+]
+
 { #category : #utility }
 Pandoc class >> luaFilters [
 	"I define the location of set of scripts, that allows to change the default behaviour of Pandoc
@@ -42,5 +67,6 @@ Pandoc class >> luaFilters [
 	| filters |
 	filters := OrderedCollection new.
 	filters 
-		add: 'http://mutabit.com/repos.fossil/dataweek/doc/tip/Artefactos/Scripts/links.lua'
+		add: 'http://mutabit.com/repos.fossil/dataweek/doc/tip/Artefactos/Scripts/image-links.lua'.
+	^ filters
 ]