CSSStyle *WordSetupTableGridStyle(CSSSheet *styleSheet, int *changed)
{
CSSStyle *style = CSSSheetLookupElement(styleSheet,"table","Table_Grid",0,0);
if (style == NULL) {
style = CSSSheetLookupElement(styleSheet,"table","Table_Grid",1,0);
CSSProperties *border = CSSPropertiesNewWithString("border: 1px solid black");
DFHashTable *collapsed = CSSCollapseProperties(border);
CSSPropertiesUpdateFromRaw(CSSStyleRule(style),collapsed);
CSSPropertiesUpdateFromRaw(CSSStyleCell(style),collapsed);
DFHashTableRelease(collapsed);
CSSPut(CSSStyleRule(style),"margin-left","auto");
CSSPut(CSSStyleRule(style),"margin-right","auto");
// These must be set last, as updateRaw clears them when modifying rule
CSSStyleSetParent(style,"table.Normal_Table");
CSSStyleSetDisplayName(style,"Table Grid");
if (changed != NULL)
*changed = 1;
CSSPropertiesRelease(border);
}
return style;
}
static void enableNumberingForStyle(CSSStyle *style)
{
int level = style->headingLevel;
DFBuffer *reset = DFBufferNew();
for (int after = level+1; after <= 6; after++) {
if (reset->len == 0)
DFBufferFormat(reset,"h%d",after);
else
DFBufferFormat(reset," h%d",after);
}
DFBuffer *content = DFBufferNew();
for (int upto = 1; upto <= level; upto++) {
if (content->len == 0)
DFBufferFormat(content,"counter(h%d)",upto);
else
DFBufferFormat(content," \".\" counter(h%d)",upto);
}
DFBufferFormat(content," \" \"");
CSSProperties *rule = CSSStyleRule(style);
CSSPut(rule,"counter-increment",style->elementName);
if (reset->len > 0)
CSSPut(rule,"counter-reset",reset->data);
CSSPut(CSSStyleBefore(style),"content",content->data);
style->latent = 0;
DFBufferRelease(reset);
DFBufferRelease(content);
}
static void fixParagraphSpacing(CSSStyle *style, DFNode *element)
{
DFNode *pPr = DFChildWithTag(element,WORD_PPR);
DFNode *spacing = DFChildWithTag(pPr,WORD_SPACING);
const char *beforeAuto = DFGetAttribute(spacing,WORD_BEFOREAUTOSPACING);
const char *afterAuto = DFGetAttribute(spacing,WORD_AFTERAUTOSPACING);
CSSProperties *rule = CSSStyleRule(style);
if (beforeAuto != NULL) {
if (Word_parseOnOff(beforeAuto))
CSSPut(rule,"margin-top",NULL);
else
CSSPut(rule,"margin-top","0");
}
else {
if (CSSGet(rule,"margin-top") == NULL)
CSSPut(rule,"margin-top","0");
}
int isBeforeAuto = ((beforeAuto != NULL) && Word_parseOnOff(beforeAuto));
int isAfterAuto = ((afterAuto != NULL) && Word_parseOnOff(afterAuto));
if (isBeforeAuto)
CSSPut(rule,"margin-top",NULL);
else if (CSSGet(rule,"margin-top") == NULL)
CSSPut(rule,"margin-top","0");
if (isAfterAuto)
CSSPut(rule,"margin-bottom",NULL);
else if (CSSGet(rule,"margin-bottom") == NULL)
CSSPut(rule,"margin-bottom","0");
}
static void updateDefaults(WordConverter *converter, CSSSheet *styleSheet)
{
DFNode *root = converter->package->styles->root;
CSSStyle *bodyStyle = CSSSheetLookupElement(converter->styleSheet,"body",NULL,0,0);
if (bodyStyle != NULL) {
// Remove margin properties
DFHashTable *collapsed = CSSCollapseProperties(CSSStyleRule(bodyStyle));
CSSProperties *copy = CSSPropertiesNewWithRaw(collapsed);
DFHashTableRelease(collapsed);
CSSPut(copy,"margin-top",NULL);
CSSPut(copy,"margin-bottom",NULL);
CSSPut(copy,"margin-left",NULL);
CSSPut(copy,"margin-right",NULL);
DFNode *docDefaults = DFChildWithTag(root,WORD_DOCDEFAULTS);
DFNode *rPrDefault = DFChildWithTag(docDefaults,WORD_RPRDEFAULT);
DFNode *pPrDefault = DFChildWithTag(docDefaults,WORD_PPRDEFAULT);
DFNode *rPr = DFChildWithTag(rPrDefault,WORD_RPR);
DFNode *pPr = DFChildWithTag(pPrDefault,WORD_PPR);
int hadEmptyRPrDefault = ((rPrDefault != NULL) && (rPrDefault->first == NULL));
int hadEmptyPPrDefault = ((pPrDefault != NULL) && (pPrDefault->first == NULL));
if (docDefaults == NULL)
docDefaults = DFCreateElement(converter->package->styles,WORD_DOCDEFAULTS);
if (rPrDefault == NULL)
rPrDefault = DFCreateElement(converter->package->styles,WORD_RPRDEFAULT);
if (pPrDefault == NULL)
pPrDefault = DFCreateElement(converter->package->styles,WORD_PPRDEFAULT);
if (rPr == NULL)
rPr = DFCreateChildElement(rPrDefault,WORD_RPR);
if (pPr == NULL)
pPr = DFCreateChildElement(pPrDefault,WORD_PPR);
DFAppendChild(docDefaults,rPrDefault);
DFAppendChild(docDefaults,pPrDefault);
DFInsertBefore(root,docDefaults,root->first);
WordPutPPr(pPr,copy,NULL,converter->mainSection,-1);
if (rPr->first == NULL)
DFRemoveNode(rPr);
if (pPr->first == NULL)
DFRemoveNode(pPr);
if ((rPrDefault->first == NULL) && !hadEmptyRPrDefault)
DFRemoveNode(rPrDefault);
if ((pPrDefault->first == NULL) && !hadEmptyPPrDefault)
DFRemoveNode(pPrDefault);
if (docDefaults->first == NULL)
DFRemoveNode(docDefaults);
CSSPropertiesRelease(copy);
}
}
CSSSheet *WordParseStyles(WordConverter *converter)
{
CSSSheet *styleSheet = CSSSheetNew();
CSSStyle *bodyStyle = CSSSheetLookupElement(styleSheet,"body",NULL,1,0);
CSSPut(CSSStyleRule(bodyStyle),"counter-reset","h1 h2 h3 h4 h5 h6 figure table");
parseBody(converter,styleSheet);
if (converter->package->styles == NULL)
return styleSheet;;
DFNode *root = converter->package->styles->root;
if (root == NULL)
return styleSheet;
if (root->tag != WORD_STYLES)
return styleSheet;;
WordSheet *sheet = converter->styles;
const char **allIdents = WordSheetCopyIdents(sheet);
for (int i = 0; allIdents[i]; i++) {
WordStyle *wordStyle = WordSheetStyleForIdent(sheet,allIdents[i]);
if ((wordStyle->selector == NULL) || WordStyleIsProtected(wordStyle))
continue;
CSSStyle *style = CSSSheetLookupSelector(styleSheet,wordStyle->selector,1,0);
styleParse(wordStyle,converter,style);
const char *defaultVal = DFGetAttribute(wordStyle->element,WORD_DEFAULT);
if ((defaultVal != NULL) && Word_parseOnOff(defaultVal)) {
StyleFamily family = WordStyleFamilyForSelector(style->selector);
CSSSheetSetDefaultStyle(styleSheet,style,family);
CSSSetDefault(CSSStyleRule(style),1);
if (family == StyleFamilyParagraph)
fixParagraphSpacing(style,wordStyle->element);
}
}
free(allIdents);
DFNode *docDefaults = DFChildWithTag(root,WORD_DOCDEFAULTS);
DFNode *pPrDefault = DFChildWithTag(docDefaults,WORD_PPRDEFAULT);
DFNode *pPr = DFChildWithTag(pPrDefault,WORD_PPR);
if (pPr != NULL) {
CSSStyle *body = CSSSheetLookupElement(styleSheet,"body",NULL,1,0);
const char *styleId = NULL;
WordGetPPr(pPr,CSSStyleRule(body),&styleId,converter->mainSection);
}
// Special case for figure style: set left and right margin to auto, if not already set
CSSStyle *figure = CSSSheetLookupElement(styleSheet,"figure",NULL,0,0);
if (figure != NULL) {
if (CSSGet(CSSStyleRule(figure),"margin-left") == NULL)
CSSPut(CSSStyleRule(figure),"margin-left","auto");
if (CSSGet(CSSStyleRule(figure),"margin-right") == NULL)
CSSPut(CSSStyleRule(figure),"margin-right","auto");
}
return styleSheet;
}
static void disableNumberingForStyle(CSSStyle *style, int explicitly)
{
CSSProperties *rule = CSSStyleRule(style);
CSSProperties *before = CSSStyleBefore(style);
if (explicitly) {
// FIXME: Not covered by tests
char *increment = DFFormatString("h%d 0",style->headingLevel);
CSSPut(rule,"counter-increment",increment);
CSSPut(rule,"counter-reset","null");
CSSPut(before,"content","\"\"");
style->latent = 0;
free(increment);
}
else {
CSSPut(rule,"counter-increment",NULL);
CSSPut(rule,"counter-reset",NULL);
CSSPut(before,"content",NULL);
}
}
void WordUpdateStyles(WordConverter *converter, CSSSheet *styleSheet)
{
CSSStyle *paraDefault = CSSSheetDefaultStyleForFamily(styleSheet,StyleFamilyParagraph);
if (CSSGet(CSSStyleRule(paraDefault),"margin-top") == NULL)
CSSPut(CSSStyleRule(paraDefault),"margin-top","-word-auto");
if (CSSGet(CSSStyleRule(paraDefault),"margin-bottom") == NULL)
CSSPut(CSSStyleRule(paraDefault),"margin-bottom","-word-auto");
if (converter->package->styles == NULL) // FIXME: create this document
return;;
DFNode *root = converter->package->styles->root;
if ((root == NULL) || (root->tag != WORD_STYLES))
return;;
DFHashTable *remainingSelectors = DFHashTableNew(NULL,NULL); // Used as a set
const char **allSelectors = CSSSheetCopySelectors(styleSheet);
for (int i = 0; allSelectors[i]; i++) {
const char *selector = allSelectors[i];
DFHashTableAdd(remainingSelectors,selector,"");
}
free(allSelectors);
WordSheet *sheet = converter->styles;
DFHashTable *oldConcreteNumIds = WordSheetFindUsedConcreteNumIds(sheet);
updateNumbering(converter,styleSheet);
// Update or remove existing styles
const char **allIdents = WordSheetCopyIdents(sheet);
for (int i = 0; allIdents[i]; i++) {
WordStyle *wordStyle = WordSheetStyleForIdent(sheet,allIdents[i]);
DFNode *element = wordStyle->element;
if (WordStyleIsProtected(wordStyle)) {
DFHashTableRemove(remainingSelectors,wordStyle->selector);
continue;
}
if (!DFStringEquals(wordStyle->type,"paragraph") &&
!DFStringEquals(wordStyle->type,"character") &&
!DFStringEquals(wordStyle->type,"table"))
continue;
CSSStyle *cssStyle = CSSSheetLookupSelector(styleSheet,wordStyle->selector,0,0);
if (cssStyle == NULL) {
// Remove style
WordSheetRemoveStyle(sheet,wordStyle);
continue;
}
// Update style
WordPutStyle(element,cssStyle,converter);
updateDefault(cssStyle,element,styleSheet,converter);
DFHashTableRemove(remainingSelectors,wordStyle->selector);
}
free(allIdents);
// Sort the list of new styles, so that test output is deterministic
const char **sortedSelectors = DFHashTableCopyKeys(remainingSelectors);
DFSortStringsCaseInsensitive(sortedSelectors);
// Add new styles. We do this in two stages - first creating the styles, and then setting their properties.
// This is because the second stage depends on referenced styles (e.g. based on and next) to be already
// present.
for (int selIndex = 0; sortedSelectors[selIndex]; selIndex++) {
const char *selector = sortedSelectors[selIndex];
CSSStyle *style = CSSSheetLookupSelector(styleSheet,selector,0,0);
const char *familyStr = NULL;
StyleFamily family = WordStyleFamilyForSelector(selector);
if (family == StyleFamilyParagraph)
familyStr = "paragraph";
else if (family == StyleFamilyCharacter)
familyStr = "character";
else if (family == StyleFamilyTable)
familyStr = "table";
else
continue;
char *styleId = WordStyleIdForStyle(style);
char *name = WordStyleNameForStyle(style);
if (name == NULL)
name = xstrdup(styleId);;
WordStyle *wordStyle = WordSheetAddStyle(sheet,familyStr,styleId,name,selector);
DFCreateChildElement(wordStyle->element,WORD_QFORMAT);
free(styleId);
free(name);
}
for (int selIndex = 0; sortedSelectors[selIndex]; selIndex++) {
const char *selector = sortedSelectors[selIndex];
StyleFamily family = WordStyleFamilyForSelector(selector);
if ((family != StyleFamilyParagraph) &&
(family != StyleFamilyCharacter) &&
(family != StyleFamilyTable))
continue;
CSSStyle *style = CSSSheetLookupSelector(styleSheet,selector,0,0);
WordStyle *wordStyle = WordSheetStyleForSelector(converter->styles,selector);
assert(wordStyle != NULL);
CSSStyleAddDefaultHTMLProperties(style);
// FIXME: language
// FIXME: not covered by tests
if ((style->headingLevel >= 1) && (style->headingLevel <= 6))
CSSStyleSetNext(style,"p.Normal");
WordPutStyle(wordStyle->element,style,converter);
updateDefault(style,wordStyle->element,styleSheet,converter);
}
free(sortedSelectors);
// Update body style (document defaults)
updateDefaults(converter,styleSheet);
updateBody(converter,styleSheet);
DFHashTable *newConcreteNumIds = WordSheetFindUsedConcreteNumIds(sheet);
const char **oldKeys = DFHashTableCopyKeys(oldConcreteNumIds);
for (int oldIndex = 0; oldKeys[oldIndex]; oldIndex++) {
const char *numId = oldKeys[oldIndex];
if (DFHashTableLookup(newConcreteNumIds,numId) == NULL) {
WordConcreteNum *concreteNum = WordNumberingConcreteWithId(converter->numbering,numId);
if (concreteNum != NULL)
WordNumberingRemoveConcrete(converter->numbering,concreteNum);
}
}
free(oldKeys);
DFHashTableRelease(remainingSelectors);
DFHashTableRelease(oldConcreteNumIds);
DFHashTableRelease(newConcreteNumIds);
}
static void WordPutStyle(DFNode *concrete, CSSStyle *style, WordConverter *converter)
{
// If we find a style with a counter-increment value of "<elementname> 0", this means that it's
// an explicitly unnumbered paragraph. So we set the numbering id to 0, so word doesn't increment
// the corresponding counter when encountering this style
if (CSSGet(CSSStyleRule(style),"counter-increment") != NULL) {
char *zeroIncrement = DFFormatString("%s 0",style->elementName);
if (DFStringEquals(CSSGet(CSSStyleRule(style),"counter-increment"),zeroIncrement))
CSSPut(CSSStyleRule(style),"-word-numId","0");
free(zeroIncrement);
}
int outlineLvl = -1;
if ((style->headingLevel >= 1) && (style->headingLevel <= 6)) {
outlineLvl = style->headingLevel-1;
char *nextSelector = CSSStyleCopyNext(style);
if (nextSelector == NULL) {
CSSStyle *def = CSSSheetDefaultStyleForFamily(converter->styleSheet,StyleFamilyParagraph);
if (def != NULL)
CSSStyleSetNext(style,def->selector);
}
free(nextSelector);
}
DFNode *children[PREDEFINED_TAG_COUNT];
childrenToArray(concrete,children);
char *parentSelector = CSSStyleCopyParent(style);
if (parentSelector == NULL) {
if (style->className != NULL) {
if ((style->tag != HTML_P) && (style->tag != HTML_SPAN) && (style->tag != HTML_TABLE)) {
CSSStyle *parentStyle = CSSSheetLookupElement(converter->styleSheet,style->elementName,NULL,0,0);
if ((parentStyle != NULL) && !parentStyle->latent)
parentSelector = xstrdup(style->elementName);
}
}
}
// Based on
const char *basedOn = WordSheetStyleIdForSelector(converter->styles,parentSelector);
if (basedOn == NULL) {
children[WORD_BASEDON] = NULL;
}
else {
children[WORD_BASEDON] = DFCreateElement(concrete->doc,WORD_BASEDON);
DFSetAttribute(children[WORD_BASEDON],WORD_VAL,basedOn);
}
// Style for next paragraph
children[WORD_NEXT] = NULL;
char *nextSelector = CSSStyleCopyNext(style);
if (nextSelector != NULL) {
StyleFamily thisFamily = WordStyleFamilyForSelector(style->selector);
StyleFamily nextFamily = WordStyleFamilyForSelector(nextSelector);
if (nextFamily == thisFamily) {
children[WORD_NEXT] = DFCreateElement(concrete->doc,WORD_NEXT);
const char *nextStyleId = WordSheetStyleIdForSelector(converter->styles,nextSelector);
DFSetAttribute(children[WORD_NEXT],WORD_VAL,nextStyleId);
}
}
if (WordStyleFamilyForSelector(style->selector) == StyleFamilyTable) {
// Table properties
if (children[WORD_TBLPR] == NULL)
children[WORD_TBLPR] = DFCreateElement(concrete->doc,WORD_TBLPR);;
const char *oldJc = DFGetChildAttribute(children[WORD_TBLPR],WORD_JC,WORD_VAL);
CSSProperties *wholeTable = CSSStyleRuleForSuffix(style,DFTableSuffixWholeTable);
WordPutTblPr(children[WORD_TBLPR],wholeTable,CSSStyleCell(style),converter->mainSection,NULL);
const char *newJc = DFGetChildAttribute(children[WORD_TBLPR],WORD_JC,WORD_VAL);
if (children[WORD_TBLPR]->first == NULL)
children[WORD_TBLPR] = NULL;
if (children[WORD_TRPR] == NULL)
children[WORD_TRPR] = DFCreateElement(concrete->doc,WORD_TRPR);
WordPutTrPr(children[WORD_TRPR],oldJc,newJc);
if (children[WORD_TRPR]->first == NULL)
children[WORD_TRPR] = NULL;
}
else {
// Paragraph properties
if (children[WORD_PPR] == NULL)
children[WORD_PPR] = DFCreateElement(concrete->doc,WORD_PPR);
WordPutPPr(children[WORD_PPR],CSSStyleRule(style),NULL,converter->mainSection,outlineLvl);
if (children[WORD_PPR]->first == NULL)
children[WORD_PPR] = NULL;
// Run properties
if (children[WORD_RPR] == NULL)
children[WORD_RPR] = DFCreateElement(concrete->doc,WORD_RPR);
WordPutRPr(children[WORD_RPR],CSSStyleRule(style),NULL,converter->theme);
if (children[WORD_RPR]->first == NULL)
children[WORD_RPR] = NULL;
}
replaceChildrenFromArray(concrete,children,WordStyle_Children);
free(parentSelector);
free(nextSelector);
}
static void WordGetStyle(DFNode *concrete, CSSStyle *style, WordConverter *converter)
{
WordSection *section = converter->mainSection;
for (DFNode *child = concrete->first; child != NULL; child = child->next) {
const char *styleId = NULL;
switch (child->tag) {
case WORD_NAME:
CSSStyleSetDisplayName(style,DFGetAttribute(child,WORD_VAL));
break;
case WORD_NEXT: {
// FIXME: do he need to handle style types other than paragraph here?
const char *nextName = DFGetAttribute(child,WORD_VAL);
if (nextName == NULL)
continue;
WordStyle *nextStyle = WordSheetStyleForTypeId(converter->styles,"paragraph",nextName);
if (nextStyle == NULL)
continue;
CSSStyleSetNext(style,nextStyle->selector);
break;
}
case WORD_RPR:
WordGetRPr(child,CSSStyleRule(style),&styleId,converter->theme);
break;
case WORD_PPR: {
WordGetPPr(child,CSSStyleRule(style),&styleId,section);
if (style->headingLevel > 0) {
DFNode *numPr = DFChildWithTag(child,WORD_NUMPR);
if (numPr != NULL)
WordGetNumPrStyle(numPr,style,converter);
}
break;
}
case WORD_TBLPR:
WordGetTblPr(child,CSSStyleRule(style),CSSStyleCell(style),section,&styleId);
break;
case WORD_TRPR:
// FIXME
break;
case WORD_TCPR:
WordGetTcPr(child,CSSStyleRule(style));
break;
case WORD_TBLSTYLEPR:
WordGetTblStylePr(child,style,section,converter->theme);
break;
}
}
// Special case: The ListParagraph style that word automatically adds specifies an indentation
// of 36pt. We don't actually want this, because HTML automatically indents lists anyway. If
// we see this, clear it, but keep the old value around for when we update the word document.
StyleFamily family = WordStyleFamilyForSelector(style->selector);
const char *name = WordSheetStyleIdForSelector(converter->styles,style->selector);
if ((family == StyleFamilyParagraph) && DFStringEquals(name,"ListParagraph")) {
CSSProperties *properties = CSSStyleRule(style);
const char *wordMarginLeft = CSSGet(properties,"margin-left");
CSSPut(properties,"-word-margin-left",wordMarginLeft);
CSSPut(properties,"margin-left",NULL);
}
DFNode *pPr = DFChildWithTag(concrete,WORD_PPR);
DFNode *numPr = DFChildWithTag(pPr,WORD_NUMPR);
const char *numId = DFGetChildAttribute(numPr,WORD_NUMID,WORD_VAL);
if ((numId != NULL) && (atoi(numId) == 0)) {
switch (style->tag) {
case HTML_H1:
case HTML_H2:
case HTML_H3:
case HTML_H4:
case HTML_H5:
case HTML_H6:
case HTML_FIGURE:
case HTML_TABLE: {
char *counterIncrement = DFFormatString("%s 0",style->elementName);
CSSPut(CSSStyleRule(style),"counter-reset","null");
CSSPut(CSSStyleRule(style),"counter-increment",counterIncrement);
CSSPut(CSSStyleBefore(style),"content","none");
free(counterIncrement);
}
}
}
}
int WordConverterUpdateFromHTML(WordConverter *converter, DFError **error)
{
if (converter->package->document == NULL) {
DFErrorFormat(error,"document.xml not found");
return 0;
}
DFNode *wordDocument = DFChildWithTag(converter->package->document->docNode,WORD_DOCUMENT);
if (wordDocument == NULL) {
DFErrorFormat(error,"word:document not found");
return 0;
}
// FIXME: Need a more reliable way of telling whether this is a new document or not - it could be that the
// document already existed (with styles set up) but did not have any content
DFNode *wordBody = DFChildWithTag(wordDocument,WORD_BODY);
int creating = ((wordBody == NULL) || (wordBody->first == NULL));
converter->haveFields = Word_simplifyFields(converter->package);
Word_mergeRuns(converter->package);
assert(converter->package->styles);
CSSSheetRelease(converter->styleSheet);
converter->styleSheet = CSSSheetNew();
char *cssText = HTMLCopyCSSText(converter->html);
CSSSheetUpdateFromCSSText(converter->styleSheet,cssText);
free(cssText);
addMissingDefaultStyles(converter);
CSSEnsureReferencedStylesPresent(converter->html,converter->styleSheet);
if (creating)
CSSSetHTMLDefaults(converter->styleSheet);
CSSEnsureUnique(converter->styleSheet,converter->html,creating);
CSSStyle *pageStyle = CSSSheetLookupElement(converter->styleSheet,"@page",NULL,0,0);
CSSStyle *bodyStyle = CSSSheetLookupElement(converter->styleSheet,"body",NULL,1,0);
CSSProperties *page = (pageStyle != NULL) ? CSSPropertiesRetain(CSSStyleRule(pageStyle)) : CSSPropertiesNew();
CSSProperties *body = (bodyStyle != NULL) ? CSSPropertiesRetain(CSSStyleRule(bodyStyle)) : CSSPropertiesNew();
if (CSSGet(body,"margin-left") == NULL)
CSSPut(body,"margin-left","10%");
if (CSSGet(body,"margin-right") == NULL)
CSSPut(body,"margin-right","10%");
if (CSSGet(body,"margin-top") == NULL)
CSSPut(body,"margin-top","10%");
if (CSSGet(body,"margin-bottom") == NULL)
CSSPut(body,"margin-bottom","10%");
WordSectionUpdateFromCSSPage(converter->mainSection,page,body);
WordPutData put;
put.conv = converter;
put.numIdByHtmlId = DFHashTableNew((DFCopyFunction)strdup,free);
put.htmlIdByNumId = DFHashTableNew((DFCopyFunction)strdup,free);
// Make sure we update styles.xml from the CSS stylesheet *before* doing any conversion of the content,
// since the latter requires a full mapping of CSS selectors to styleIds to be in place.
WordUpdateStyles(converter,converter->styleSheet);
Word_preProcessHTMLDoc(converter,converter->html);
buildListMapFromHTML(&put,converter->html->docNode);
updateListTypes(&put);
WordBookmarks_removeCaptionBookmarks(converter->package->document);
WordObjectsCollapseBookmarks(converter->objects);
WordObjectsScan(converter->objects);
Word_setupBookmarkLinks(&put);
WordObjectsAnalyzeBookmarks(converter->objects,converter->styles);
WordDocumentLens.put(&put,converter->html->root,wordDocument);
WordObjectsExpandBookmarks(converter->objects);
WordRemoveNbsps(converter->package->document);
// Make sure the updateFields flag is set
Word_updateSettings(converter->package,converter->haveFields);
// Remove any abstract numbering definitions that are no longer referenced from concrete
// numbering definitions
WordNumberingRemoveUnusedAbstractNums(converter->numbering);
// Remove any relationships and images that have been removed from the HTML file and no longer
// have any other references pointing to them
WordGarbageCollect(converter->package);
CSSPropertiesRelease(page);
CSSPropertiesRelease(body);
DFHashTableRelease(put.numIdByHtmlId);
DFHashTableRelease(put.htmlIdByNumId);
return 1;
}
static void Word_postProcessHTML(WordConverter *conv, DFNode *node)
{
DFNode *next;
for (DFNode *child = node->first; child != NULL; child = next) {
next = child->next;
switch (child->tag) {
case HTML_SPAN: {
const char *className = DFGetAttribute(child,HTML_CLASS);
if (DFStringEquals(className,DFBookmarkClass)) {
if (child->first != NULL)
next = child->first;
DFRemoveNodeButKeepChildren(child);
}
break;
}
case HTML_CAPTION: {
const char *counterName = NULL;
if ((child->prev != NULL) && (child->prev->tag == HTML_FIGURE) &&
(DFChildWithTag(child->prev,HTML_FIGCAPTION) == NULL)) {
child->tag = HTML_FIGCAPTION;
counterName = "figure";
DFAppendChild(child->prev,child);
}
else if ((child->prev != NULL) && (child->prev->tag == HTML_TABLE) &&
(DFChildWithTag(child->prev,HTML_CAPTION) == NULL)) {
counterName = "table";
DFInsertBefore(child->prev,child,child->prev->first);
}
else if ((child->next != NULL) && (child->next->tag == HTML_FIGURE) &&
(DFChildWithTag(child->next,HTML_FIGCAPTION) == NULL)) {
child->tag = HTML_FIGCAPTION;
counterName = "figure";
DFInsertBefore(child->next,child,child->next->first);
}
else if ((child->next != NULL) && (child->next->tag == HTML_TABLE) &&
(DFChildWithTag(child->next,HTML_CAPTION) == NULL)) {
counterName = "table";
DFSetAttribute(child,HTML_STYLE,"caption-side: top");
DFInsertBefore(child->next,child,child->next->first);
}
if (counterName != NULL) {
char *beforeText = extractPrefix(child,counterName);
if (beforeText != NULL) {
CSSStyle *style = CSSSheetLookupElement(conv->styleSheet,DFNodeName(child),NULL,1,0);
if (CSSGet(CSSStyleBefore(style),"content") == NULL) {
CSSPut(CSSStyleRule(style),"counter-increment",counterName);
CSSPut(CSSStyleBefore(style),"content",beforeText);
}
}
free(beforeText);
}
break;
}
case HTML_NAV: {
if (HTML_isParagraphTag(node->tag)) {
if (child->prev != NULL) {
DFNode *beforeP = DFCreateElement(conv->package->document,node->tag);
while (child->prev != NULL)
DFInsertBefore(beforeP,child->prev,beforeP->first);
DFInsertBefore(node->parent,beforeP,node);
}
DFInsertBefore(node->parent,child,node);
if ((node->first == NULL) ||
((node->first->tag == HTML_BR) && (node->first->next == NULL))) {
DFRemoveNode(node);
return;
}
next = NULL;
}
break;
}
}
}
for (DFNode *child = node->first; child != NULL; child = next) {
next = child->next;
Word_postProcessHTML(conv,child);
}
}
// FIXME: This won't work now for Word documents, where styles always have class names
// FIXME: Not covered by tests
int CSSSheetIsNumberingUsed(CSSSheet *sheet)
{
CSSStyle *style = CSSSheetLookupElement(sheet,"body",NULL,0,0);
return (CSSGet(CSSStyleRule(style),"counter-reset") != NULL);
}
// FIXME: This won't work now for Word documents, where styles always have class names
// FIXME: Not covered by tests
void CSSSheetSetHeadingNumbering(CSSSheet *sheet, int enabled)
{
CSSStyle *defaultStyle = CSSSheetDefaultStyleForFamily(sheet,StyleFamilyParagraph);
if (enabled) {
DFHashTable *stylesByHeadingLevel = getStylesByHeadingLevel(sheet);
for (int level = 1; level <= 6; level++) {
StyleList *styles = DFHashTableLookupInt(stylesByHeadingLevel,level);
int haveClassless = 0;
for (StyleList *item = styles; item != NULL; item = item->next) {
if (item->style->className == NULL)
haveClassless = 1;
}
// If there exists a style at level n which has no class name, then that is the parent of all other
// heading styles. Set the numbering on that. Alternatively, if there no styles exist at level n, then
// create a new one with no class name, and set the numbering information on that.
if ((styles == NULL) || haveClassless) {
char *elementName = DFFormatString("h%d",level);
CSSStyle *style = CSSSheetLookupElement(sheet,elementName,NULL,1,0);
enableNumberingForStyle(style);
free(elementName);
}
else {
// There are multiple heading styles at level n, all of which have a class name associated with them.
// Set the numbering information on those which either have no parentId, or whose parentId is the
// default paragraph style. This caters for situations like the "HeadingXUnnumbered" styles we used
// to have, which were based on the corresponding "HeadingX" style.
for (StyleList *item = styles; item != NULL; item = item->next) {
char *parentSelector = CSSStyleCopyParent(item->style);
if ((parentSelector == NULL) || !strcmp(parentSelector,defaultStyle->selector)) {
enableNumberingForStyle(item->style);
}
else {
disableNumberingForStyle(item->style,1);
}
free(parentSelector);
}
}
StyleList *next;
for (; styles != NULL; styles = next) {
next = styles->next;
CSSStyleRelease(styles->style);
free(styles);
}
}
DFHashTableRelease(stylesByHeadingLevel);
}
else {
// Clear all numbering information on all heading styles
const char **allSelectors = CSSSheetCopySelectors(sheet);
for (int i = 0; allSelectors[i]; i++) {
CSSStyle *style = CSSSheetLookupSelector(sheet,allSelectors[i],0,0);
if (style->headingLevel > 0) {
CSSPut(CSSStyleRule(style),"counter-increment",NULL);
CSSPut(CSSStyleRule(style),"counter-reset",NULL);
CSSPut(CSSStyleBefore(style),"content",NULL);
}
}
free(allSelectors);
}
}
CSSProperties *CSSSheetBodyProperties(CSSSheet *sheet)
{
return CSSStyleRule(CSSSheetLookupElement(sheet,"body",NULL,1,0));
}
CSSProperties *CSSSheetPageProperties(CSSSheet *sheet)
{
return CSSStyleRule(CSSSheetLookupElement(sheet,"@page",NULL,1,0));
}
