static const char *bookmarkNameForHtmlId(WordConverter *converter, const char *htmlId, const char *refClass) { DFNode *htmlElem = DFElementForIdAttr(converter->html,htmlId); if (htmlElem == NULL) return NULL; switch (htmlElem->tag) { case HTML_H1: case HTML_H2: case HTML_H3: case HTML_H4: case HTML_H5: case HTML_H6: { DFNode *labelSpan = htmlElem->first; if ((labelSpan == NULL) || (labelSpan->tag != HTML_SPAN)) return NULL;; const char *labelClass = DFGetAttribute(labelSpan,HTML_CLASS); if (!DFStringEquals(labelClass,DFBookmarkClass)) return NULL; return DFGetAttribute(labelSpan,WORD_NAME); } case HTML_FIGURE: case HTML_TABLE: { WordCaption *caption = WordObjectsCaptionForTarget(converter->objects,htmlElem); if (caption == NULL) return NULL; if (DFStringEquals(refClass,DFRefTextClass) && (caption->textBookmark != NULL)) return caption->textBookmark->bookmarkName; else if (DFStringEquals(refClass,DFRefLabelNumClass) && (caption->labelNumBookmark != NULL)) return caption->labelNumBookmark->bookmarkName; else if (DFStringEquals(refClass,DFRefCaptionTextClass) && (caption->captionTextBookmark != NULL)) return caption->captionTextBookmark->bookmarkName; else if (caption->textBookmark != NULL) return caption->textBookmark->bookmarkName; // default is entire caption } default: return NULL; } }
void Word_setupBookmarkLinks(WordPutData *put) { DFHashTable *referencesById = findReferences(put->conv->html); const char **sortedIds = DFHashTableCopyKeys(referencesById); DFSortStringsCaseSensitive(sortedIds); for (int idIndex = 0; sortedIds[idIndex]; idIndex++) { const char *targetId = sortedIds[idIndex]; DFArray *references = DFHashTableLookup(referencesById,targetId); DFNode *targetElem = DFElementForIdAttr(put->conv->html,targetId); if (targetElem == NULL) continue; // The following is only relevant for figures and tables int refText = 0; int refLabelNum = 0; int refCaptionText = 0; for (int refIndex = 0; refIndex < DFArrayCount(references); refIndex++) { DFNode *a = DFArrayItemAt(references,refIndex); const char *className = DFGetAttribute(a,HTML_CLASS); if (DFStringEquals(className,DFRefTextClass)) refText = 1; else if (DFStringEquals(className,DFRefLabelNumClass)) refLabelNum = 1; else if (DFStringEquals(className,DFRefCaptionTextClass)) refCaptionText = 1; } DFNode *concrete = WordConverterGetConcrete(put,targetElem); switch (targetElem->tag) { case HTML_H1: case HTML_H2: case HTML_H3: case HTML_H4: case HTML_H5: case HTML_H6: { const char *bookmarkId = NULL; const char *bookmarkName = NULL; DFNode *bookmarkElem = NULL; if ((concrete != NULL) && (concrete->tag == WORD_P)) { // FIXME: We only want to consider the bookmark to be the headings "correct" // bookmark in the case where it contains all of the heading's content, though // excluding other bookmarks that might come before or after it. // If you have the cursor inside a heading bookmark when you save the document, // word puts a bookmark called _GoBack there, and we of course don't want to // confuse that with the actual heading's bookmark (if any). // For now as a temporary hack we just explicitly filter out _GoBack; but there // needs to be a more general fix, as there may be other bookmarks that end up // in the heading. for (DFNode *child = concrete->first; child != NULL; child = child->next) { if ((child->tag == WORD_BOOKMARK) && !DFStringEquals(DFGetAttribute(child,WORD_NAME),"_GoBack")) { bookmarkElem = child; bookmarkId = DFGetAttribute(bookmarkElem,WORD_ID); bookmarkName = DFGetAttribute(bookmarkElem,WORD_NAME); break; } } } if ((bookmarkElem == NULL) || (bookmarkId == NULL) || (bookmarkName == NULL)) { // New bookmark WordBookmark *bookmark = WordObjectsAddBookmark(put->conv->objects); bookmarkId =bookmark->bookmarkId; bookmarkName = bookmark->bookmarkName; } DFNode *bookmarkSpan = DFCreateElement(put->conv->package->document,HTML_SPAN); DFSetAttribute(bookmarkSpan,HTML_CLASS,DFBookmarkClass); if (bookmarkElem != NULL) { // FIXME: Not covered by tests DFFormatAttribute(bookmarkSpan,HTML_ID,"%s%u",put->conv->idPrefix,bookmarkElem->seqNo); } DFSetAttribute(bookmarkSpan,WORD_NAME,bookmarkName); DFSetAttribute(bookmarkSpan,WORD_ID,bookmarkId); while (targetElem->first != NULL) DFAppendChild(bookmarkSpan,targetElem->first); DFAppendChild(targetElem,bookmarkSpan); break; } case HTML_TABLE: case HTML_FIGURE: { WordCaption *caption = WordObjectsCaptionForTarget(put->conv->objects,targetElem); if (caption == NULL) break; assert(caption->element != NULL); assert((caption->number == NULL) || (caption->number->parent == caption->element)); assert((caption->contentStart == NULL) || (caption->contentStart->parent == caption->element)); // Note: caption.number may be null (i.e. if the caption is unnumbered) // caption.contentStart may be null (if there is no text in the caption) WordBookmark *captionTextBookmark = NULL; WordBookmark *labelNumBookmark = NULL; WordBookmark *textBookmark = NULL; if (!refCaptionText && !refLabelNum && !refText) refText = 1; if (refCaptionText) { captionTextBookmark = createBookmark(put->conv); DFNode *nnext; for (DFNode *n = caption->contentStart; n != NULL; n = nnext) { nnext = n->next; DFAppendChild(captionTextBookmark->element,n); } DFAppendChild(caption->element,captionTextBookmark->element); } if (refLabelNum && (caption->number != NULL)) { labelNumBookmark = createBookmark(put->conv); DFNode *numberNext = caption->number->next; DFNode *nnext; for (DFNode *n = caption->element->first; (n != NULL) && (n != numberNext); n = nnext) { nnext = n->next; DFAppendChild(labelNumBookmark->element,n); } DFInsertBefore(caption->element,labelNumBookmark->element,caption->element->first); } if (refText) { textBookmark = createBookmark(put->conv); DFNode *nnext; for (DFNode *n = caption->element->first; n != NULL; n = nnext) { nnext = n->next; DFAppendChild(textBookmark->element,n); } DFAppendChild(caption->element,textBookmark->element); } caption->captionTextBookmark = captionTextBookmark; caption->labelNumBookmark = labelNumBookmark; caption->textBookmark = textBookmark; break; } } } free(sortedIds); DFHashTableRelease(referencesById); }