export highlighted rect in scanned page to Evernote

frontend/document/djvudocument.lua

@@ -96,6 +96,14 @@ function DjvuDocument:getUsedBBox(pageno)
     return used
 end
 
+function DjvuDocument:clipPagePNGFile(pos0, pos1, pboxes, drawer, filename)
+    return self.koptinterface:clipPagePNGFile(self, pos0, pos1, pboxes, drawer, filename)
+end
+
+function DjvuDocument:clipPagePNGString(pos0, pos1, pboxes, drawer)
+    return self.koptinterface:clipPagePNGString(self, pos0, pos1, pboxes, drawer)
+end
+
 function DjvuDocument:getPageBBox(pageno)
     return self.koptinterface:getPageBBox(self, pageno)
 end

frontend/document/koptinterface.lua

@@ -630,6 +630,54 @@ function KoptInterface:getOCRText(doc, pageno, tboxes)
     DEBUG("Not implemented yet")
 end
 
+function KoptInterface:getClipPageContext(doc, pos0, pos1, pboxes, drawer)
+    assert(pos0.page == pos1.page)
+    assert(pos0.zoom == pos1.zoom)
+    local rect = nil
+    if pboxes and #pboxes > 0 then
+        local box = pboxes[1]
+        rect = Geom:new{
+            x = box.x, y = box.y,
+            w = box.w, h = box.h,
+        }
+        for _, box in ipairs(pboxes) do
+            rect = rect:combine(Geom:new(box))
+        end
+    else
+        local zoom = pos0.zoom or 1
+        rect = {
+            x = math.min(pos0.x, pos1.x)/zoom,
+            y = math.min(pos0.y, pos1.y)/zoom,
+            w = math.abs(pos0.x - pos1.x)/zoom,
+            h = math.abs(pos0.y - pos1.y)/zoom
+        }
+    end
+
+    local bbox = {
+        x0 = rect.x, y0 = rect.y,
+        x1 = rect.x + rect.w,
+        y1 = rect.y + rect.h
+    }
+    local kc = self:createContext(doc, pos0.page, bbox)
+    local page = doc._document:openPage(pos0.page)
+    page:getPagePix(kc)
+    page:close()
+    return kc, rect
+end
+
+function KoptInterface:clipPagePNGFile(doc, pos0, pos1, pboxes, drawer, filename)
+    local kc = self:getClipPageContext(doc, pos0, pos1, pboxes, drawer)
+    kc:exportSrcPNGFile(pboxes, drawer, filename)
+    kc:free()
+end
+
+function KoptInterface:clipPagePNGString(doc, pos0, pos1, pboxes, drawer)
+    local kc = self:getClipPageContext(doc, pos0, pos1, pboxes, drawer)
+    local png = kc:exportSrcPNGString(pboxes, drawer)
+    kc:free()
+    return png
+end
+
 --[[
 get index of nearest word box around pos
 --]]

frontend/document/pdfdocument.lua

@@ -193,6 +193,14 @@ function PdfDocument:getLinkFromPosition(pageno, pos)
     return self.koptinterface:getLinkFromPosition(self, pageno, pos)
 end
 
+function PdfDocument:clipPagePNGFile(pos0, pos1, pboxes, drawer, filename)
+    return self.koptinterface:clipPagePNGFile(self, pos0, pos1, pboxes, drawer, filename)
+end
+
+function PdfDocument:clipPagePNGString(pos0, pos1, pboxes, drawer)
+    return self.koptinterface:clipPagePNGString(self, pos0, pos1, pboxes, drawer)
+end
+
 function PdfDocument:getPageBBox(pageno)
     return self.koptinterface:getPageBBox(self, pageno)
 end

plugins/evernote.koplugin/clip.lua

@@ -1,3 +1,7 @@
+local DocumentRegistry = require("document/documentregistry")
+local DocSettings = require("docsettings")
+local DEBUG = require("dbg")
+require("MD5")
 -- lfs
 
 local MyClipping = {
@@ -157,7 +161,7 @@ function MyClipping:getTime(line)
         for k, v in pairs(months) do
             if line:find(k) then
                 month = v
-                _, _, day = line:find(" (%d%d),")
+                _, _, day = line:find(" (%d?%d),")
                 _, _, year = line:find(" (%d%d%d%d)")
                 break
             end
@@ -206,7 +210,22 @@ function MyClipping:getText(line)
     return line:match("^%s*(.-)%s*$") or ""
 end
 
+-- get PNG string and md5 hash
+function MyClipping:getImage(image)
+    --DEBUG("image", image)
+    local doc = DocumentRegistry:openDocument(image.file)
+    if doc then
+        local png = doc:clipPagePNGString(image.pos0, image.pos1,
+                image.pboxes, image.drawer)
+        --doc:clipPagePNGFile(image.pos0, image.pos1,
+                --image.pboxes, image.drawer, "/tmp/"..md5(png)..".png")
+        doc:close()
+        if png then return { png = png, hash = md5(png) } end
+    end
+end
+
 function MyClipping:parseHighlight(highlights, book)
+    --DEBUG("book", book.file)
     for page, items in pairs(highlights) do
         for _, item in ipairs(items) do
             local clipping = {}
@@ -214,8 +233,17 @@ function MyClipping:parseHighlight(highlights, book)
             clipping.sort = "highlight"
             clipping.time = self:getTime(item.datetime or "")
             clipping.text = self:getText(item.text)
+            if item.pos0 and item.pos1 and item.pos0.x and item.pos0.y
+                    and item.pos1.x and item.pos1.y then
+                local image = {}
+                image.file = book.file
+                image.pos0, image.pos1 = item.pos0, item.pos1
+                image.pboxes = item.pboxes
+                image.drawer = item.drawer
+                clipping.image = self:getImage(image)
+            end
             -- TODO: store chapter info when exporting highlights
-            if clipping.text and clipping.text ~= "" then
+            if clipping.text and clipping.text ~= "" or clipping.image then
                 table.insert(book, { clipping })
             end
         end
@@ -232,7 +260,10 @@ function MyClipping:parseHistory()
             if ok and stored.highlight then
                 local _, _, docname = path:find("%[.*%](.*)%.lua$")
                 local title, author = self:getTitle(docname)
+                local path = DocSettings:getPathFromHistory(f)
+                local name = DocSettings:getNameFromHistory(f)
                 clippings[title] = {
+                    file = path .. "/" .. name,
                     title = title,
                     author = author,
                 }
@@ -250,6 +281,7 @@ function MyClipping:parseCurrentDoc(view)
     local _, _, docname = path:find(".*/(.*)")
     local title, author = self:getTitle(docname)
     clippings[title] = {
+        file = view.document.file,
         title = title,
         author = author,
     }

plugins/evernote.koplugin/main.lua

@@ -336,10 +336,22 @@ function EvernoteExporter:exportBooknotes(client, title, booknotes)
     })
     --DEBUG("content", content)
     local note_guid = client:findNoteByTitle(title, self.notebook_guid)
+    local resources = {}
+    for _, chapter in ipairs(booknotes) do
+        for _, clipping in ipairs(chapter) do
+            if clipping.image then
+                table.insert(resources, {
+                    image = clipping.image
+                })
+                -- nullify clipping image after passing it to evernote client
+                clipping.image = nil
+            end
+        end
+    end
     if not note_guid then
-        client:createNote(title, content, {}, self.notebook_guid)
+        client:createNote(title, content, resources, {}, self.notebook_guid)
     else
-        client:updateNote(note_guid, title, content, {}, self.notebook_guid)
+        client:updateNote(note_guid, title, content, resources, {}, self.notebook_guid)
     end
 end
 

plugins/evernote.koplugin/note.tpl

@@ -43,6 +43,9 @@
         </div>
         <div style="font-size:12pt">
           <span>#{= htmlescape(clipping.text) }#</span>
+          #{ if clipping.image then }#
+            <en-media type="image/png" hash="#{= clipping.image.hash }#"/>
+          #{ end }#
         </div>
         #{ if clipping.note then }#
           <div style="font-size:11pt; margin-top:0.2em;">