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author | John MacFarlane <jgm@berkeley.edu> | 2013-11-30 15:17:38 -0800 |
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committer | John MacFarlane <jgm@berkeley.edu> | 2013-11-30 15:17:38 -0800 |
commit | 96b678d823b544e3da7dd8531615c52de6164cb8 (patch) | |
tree | 504717f8549e7125282fc95dbd6de838bb9c2f59 | |
parent | 2f4bf9dfa4049f9dc087c969442dcbf8f4e4c2a1 (diff) | |
download | pandoc-96b678d823b544e3da7dd8531615c52de6164cb8.tar.gz |
Allow specification of epub-cover-image in YAML metadata.
-rw-r--r-- | README | 6 | ||||
-rw-r--r-- | src/Text/Pandoc/Writers/EPUB.hs | 17 |
2 files changed, 13 insertions, 10 deletions
@@ -541,7 +541,9 @@ Options affecting specific writers `--epub-cover-image=`*FILE* : Use the specified image as the EPUB cover. It is recommended - that the image be less than 1000px in width and height. + that the image be less than 1000px in width and height. Note that + in a markdown source document you can also specify `epub-cover-image` + in a YAML metadata block (see [EPUB Metadata], below). `--epub-metadata=`*FILE* : Look in the specified XML file for metadata for the EPUB. @@ -2818,6 +2820,8 @@ The following fields are recognized: ~ A string value. `rights` ~ A string value. +`epub-cover-image` + ~ A string value (path to cover image). Literate Haskell support ======================== diff --git a/src/Text/Pandoc/Writers/EPUB.hs b/src/Text/Pandoc/Writers/EPUB.hs index 4f1de5df0..a3b01848e 100644 --- a/src/Text/Pandoc/Writers/EPUB.hs +++ b/src/Text/Pandoc/Writers/EPUB.hs @@ -279,8 +279,7 @@ metadataFromMeta opts meta = EPUBMetadata{ relation = metaValueToString <$> lookupMeta "relation" meta coverage = metaValueToString <$> lookupMeta "coverage" meta rights = metaValueToString <$> lookupMeta "rights" meta - coverImage = fmap (const "cover-image") $ - lookup "epub-cover-image" $ writerVariables opts + coverImage = lookup "epub-cover-image" (writerVariables opts) -- | Produce an EPUB file from a Pandoc document. writeEPUB :: WriterOptions -- ^ Writer options @@ -305,11 +304,11 @@ writeEPUB opts doc@(Pandoc meta _) = do then MathML Nothing else writerHTMLMathMethod opts , writerWrapText = False } - let mbCoverImage = lookup "epub-cover-image" vars + metadata <- getEPUBMetadata opts' meta -- cover page (cpgEntry, cpicEntry) <- - case mbCoverImage of + case epubCoverImage metadata of Nothing -> return ([],[]) Just img -> do let coverImage = "cover-image" ++ takeExtension img @@ -421,7 +420,6 @@ writeEPUB opts doc@(Pandoc meta _) = do [("id", takeBaseName $ eRelativePath ent), ("href", eRelativePath ent), ("media-type", maybe "" id $ getMimeType $ eRelativePath ent)] $ () - metadata <- getEPUBMetadata opts' meta let plainTitle = case docTitle meta of [] -> case epubTitle metadata of [] -> "UNTITLED" @@ -452,7 +450,7 @@ writeEPUB opts doc@(Pandoc meta _) = do map pictureNode (cpicEntry ++ picEntries) ++ map fontNode fontEntries , unode "spine" ! [("toc","ncx")] $ - case mbCoverImage of + case epubCoverImage metadata of Nothing -> [] Just _ -> [ unode "itemref" ! [("idref", "cover"),("linear","no")] $ () ] @@ -471,7 +469,7 @@ writeEPUB opts doc@(Pandoc meta _) = do ("href","nav.xhtml")] $ () ] ++ [ unode "reference" ! - [("type","cover"),("title","Cover"),("href","cover.xhtml")] $ () | mbCoverImage /= Nothing + [("type","cover"),("title","Cover"),("href","cover.xhtml")] $ () | epubCoverImage metadata /= Nothing ] ] let contentsEntry = mkEntry "content.opf" contentsData @@ -526,7 +524,7 @@ writeEPUB opts doc@(Pandoc meta _) = do ,("content", "0")] $ () , unode "meta" ! [("name","dtb:maxPageNumber") ,("content", "0")] $ () - ] ++ case mbCoverImage of + ] ++ case epubCoverImage metadata of Nothing -> [] Just _ -> [unode "meta" ! [("name","cover"), ("content","cover-image")] $ ()] @@ -623,7 +621,8 @@ metadataElement version md currentTime = coverageNodes = maybe [] (dcTag' "coverage") $ epubCoverage md rightsNodes = maybe [] (dcTag' "rights") $ epubRights md coverImageNodes = maybe [] - (\ci -> [unode "meta" ! [("name","cover"), ("content",ci)] $ ()]) + (const $ [unode "meta" ! [("name","cover"), + ("content","cover-image")] $ ()]) $ epubCoverImage md modifiedNodes = [ unode "meta" ! [("property", "dcterms:modified")] $ (showDateTimeISO8601 currentTime) | version == EPUB3 ] |