CSSStyle *CSSSheetFlattenedStyle(CSSSheet *sheet, CSSStyle *orig)
{
// FIXME: Need tests for parent cycles
CSSStyle *ancestor = orig;
CSSStyle *result = CSSStyleNew("temp");
DFHashTable *visited = DFHashTableNew((DFCopyFunction)xstrdup,(DFFreeFunction)free);
const char **allSuffixes = NULL;
while (1) {
free(allSuffixes);
allSuffixes = CSSStyleCopySuffixes(ancestor);
for (int suffixIndex = 0; allSuffixes[suffixIndex]; suffixIndex++) {
const char *suffix = allSuffixes[suffixIndex];
CSSProperties *origProperties = CSSStyleRuleForSuffix(ancestor,suffix);
CSSProperties *collapsedProperties = CSSStyleRuleForSuffix(result,suffix);
const char **allNames = CSSPropertiesCopyNames(origProperties);
for (int nameIndex = 0; allNames[nameIndex]; nameIndex++) {
const char *name = allNames[nameIndex];
if (!strcmp(name,"-uxwrite-default") && (ancestor != orig))
continue;
if (CSSGet(collapsedProperties,name) == NULL)
CSSPut(collapsedProperties,name,CSSGet(origProperties,name));
}
free(allNames);
}
DFHashTableAdd(visited,ancestor->selector,"");
ancestor = CSSSheetGetStyleParent(sheet,ancestor);
if ((ancestor == NULL) || (DFHashTableLookup(visited,ancestor->selector) != NULL))
break;
}
free(allSuffixes);
DFHashTableRelease(visited);
return result;
}
static ImageInfo *getImageInfoObject(DFNode *concrete)
{
DFNode *shape = DFChildWithTag(concrete,VML_SHAPE);
DFNode *imageData = DFChildWithTag(shape,VML_IMAGEDATA);
const char *cssText = DFGetAttribute(shape,NULL_STYLE);
const char *rId = DFGetAttribute(imageData,OREL_ID);
if ((shape == NULL) || (imageData == NULL) || (cssText == NULL) || (rId == NULL))
return NULL;
CSSProperties *imgProperties = CSSPropertiesNewWithString(cssText);
CSSLength width = CSSLengthFromString(CSSGet(imgProperties,"width"));
CSSLength height = CSSLengthFromString(CSSGet(imgProperties,"height"));
CSSPropertiesRelease(imgProperties);
if (!CSSLengthIsValid(width) || !CSSLengthIsAbsolute(width))
return NULL;
if (!CSSLengthIsValid(height) || !CSSLengthIsAbsolute(height))
return NULL;
double widthPts = convertBetweenUnits(width.value,width.units,UnitsPt);
double heightPts = convertBetweenUnits(height.value,height.units,UnitsPt);
ImageInfo *info = ImageInfoNew(rId,widthPts,heightPts);
DFNode *oleObject = DFChildWithTag(concrete,MSOFFICE_OLEOBJECT);
info->progId = DFGetAttribute(oleObject,NULL_PROGID);
return info;
}
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");
}
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 updateFromRawCSSRules(CSSSheet *sheet, DFHashTable *rules)
{
// FIXME: Handle class names containing escape sequences
DFHashTableRelease(sheet->_styles);
sheet->_styles = DFHashTableNew((DFCopyFunction)CSSStyleRetain,(DFFreeFunction)CSSStyleRelease);
const char **sortedSelectors = DFHashTableCopyKeys(rules);
DFSortStringsCaseInsensitive(sortedSelectors);
for (int selIndex = 0; sortedSelectors[selIndex]; selIndex++) {
const char *constSelector = sortedSelectors[selIndex];
// Treat any selectors specifying the class name only as paragraph styles
char *selector;
if (!strncmp(constSelector,".",1))
selector = DFFormatString("p%s",constSelector); // FIXME: Not covered by tests
else
selector = xstrdup(constSelector);
DFHashTable *raw = DFHashTableLookup(rules,constSelector);
char *baseId = NULL;
char *suffix = NULL;
CSSParseSelector(selector,&baseId,&suffix);
CSSStyle *style = CSSSheetLookupSelector(sheet,baseId,0,0);
if (style == NULL) {
style = CSSStyleNew(baseId);
CSSSheetAddStyle(sheet,style);
CSSStyleRelease(style);
}
CSSProperties *properties = CSSStyleRuleForSuffix(style,suffix);
CSSProperties *expanded = CSSPropertiesNewWithRaw(raw);
const char **allNames = CSSPropertiesCopyNames(expanded);
for (int nameIndex = 0; allNames[nameIndex]; nameIndex++) {
const char *name = allNames[nameIndex];
CSSPut(properties,name,CSSGet(expanded,name));
}
free(allNames);
if (!strcmp(suffix,"")) {
const char *defaultVal = CSSGet(properties,"-uxwrite-default");
if ((defaultVal != NULL) && DFStringEqualsCI(defaultVal,"true"))
CSSSheetSetDefaultStyle(sheet,style,StyleFamilyFromHTMLTag(style->tag));
}
CSSPropertiesRelease(expanded);
free(baseId);
free(suffix);
free(selector);
}
free(sortedSelectors);
removeRedundantProperties(sheet);
}
static void WordPutNumPr(DFNode *concrete, CSSProperties *newp)
{
DFNode *children[PREDEFINED_TAG_COUNT];
childrenToArray(concrete,children);
CSSProperties *oldp = CSSPropertiesNew();
WordGetNumPr(concrete,oldp);
if (!DFStringEquals(CSSGet(oldp,"-word-numId"),CSSGet(newp,"-word-numId")) ||
!DFStringEquals(CSSGet(oldp,"-word-ilvl"),CSSGet(newp,"-word-ilvl"))) {
if (CSSGet(newp,"-word-numId") != NULL) {
children[WORD_NUMID] = DFCreateElement(concrete->doc,WORD_NUMID);
DFSetAttribute(children[WORD_NUMID],WORD_VAL,CSSGet(newp,"-word-numId"));
if (CSSGet(newp,"-word-ilvl") != NULL) {
children[WORD_ILVL] = DFCreateElement(concrete->doc,WORD_ILVL);
DFSetAttribute(children[WORD_ILVL],WORD_VAL,CSSGet(newp,"-word-ilvl"));
}
else {
children[WORD_ILVL] = NULL;
}
}
else {
children[WORD_NUMID] = NULL;
children[WORD_ILVL] = NULL;
}
}
replaceChildrenFromArray(concrete,children,WordNumPr_Children);
CSSPropertiesRelease(oldp);
}
// FIXME: make private to this file
double listDesiredIndent(WordConverter *conv, const char *numId, const char *ilvl)
{
CSSProperties *properties = CSSPropertiesNew();
listProperties(conv,numId,ilvl,properties);
double result = 0.0;
if (CSSGet(properties,"margin-left") != NULL) {
CSSLength length = CSSLengthFromString(CSSGet(properties,"margin-left"));
if (CSSLengthIsValid(length) && (length.units == UnitsPct))
result += length.value;
}
CSSPropertiesRelease(properties);
return result;
}
char *CSSSheetCopyText(CSSSheet *sheet)
{
DFBuffer *result = DFBufferNew();
const char **allSelectors = CSSSheetCopySelectors(sheet);
DFSortStringsCaseInsensitive(allSelectors);
for (int selIndex = 0; allSelectors[selIndex]; selIndex++) {
CSSStyle *style = CSSSheetLookupSelector(sheet,allSelectors[selIndex],0,0);
DFBufferFormat(result,"%s\n",style->selector);
const char **sortedSuffixes = CSSStyleCopySuffixes(style);
DFSortStringsCaseInsensitive(sortedSuffixes);
for (int suffixIndex = 0; sortedSuffixes[suffixIndex]; suffixIndex++) {
const char *suffix = sortedSuffixes[suffixIndex];
char *quotedSuffix = DFQuote(suffix);
DFBufferFormat(result," %s\n",quotedSuffix);
free(quotedSuffix);
CSSProperties *properties = CSSStyleRuleForSuffix(style,suffix);
const char **sortedNames = CSSPropertiesCopyNames(properties);
DFSortStringsCaseInsensitive(sortedNames);
for (int nameIndex = 0; sortedNames[nameIndex]; nameIndex++) {
const char *name = sortedNames[nameIndex];
const char *value = CSSGet(properties,name);
DFBufferFormat(result," %s = %s\n",name,value);
}
free(sortedNames);
}
free(sortedSuffixes);
}
free(allSelectors);
char *str = xstrdup(result->data);
DFBufferRelease(result);
return str;
}
static void removeRedundantProperties(CSSSheet *sheet)
{
// Remove any properties set on a style that have the same value as the corresponding property
// on the parent style. This is necessary because CSS doesn't support style inheritance (in
// the sense of Word & ODF's styles), so when we save out a HTML file, every style has all
// properties of its ancestors. After reading in a HTML file for the purposes of updating the
// original Word or ODF style, we don't want these extra property settings to remain, so that
// we can avoid adding spurious extra redundant property settings to the original file.
breakCycles(sheet);
const char **sortedSelectors = reverseTopologicalSortedSelectors(sheet);
for (size_t selIndex = 0; sortedSelectors[selIndex]; selIndex++) {
const char *selector = sortedSelectors[selIndex];
CSSStyle *child = CSSSheetLookupSelector(sheet,selector,0,0);
CSSStyle *parent = CSSSheetGetStyleParent(sheet,child);
if (parent == NULL)
continue;
const char **allSuffixes = CSSStyleCopySuffixes(child);
for (int suffixIndex = 0; allSuffixes[suffixIndex]; suffixIndex++) {
const char *suffix = allSuffixes[suffixIndex];
int isCell = !strcmp(suffix," > * > tr > td");
CSSProperties *childProperties = CSSStyleRuleForSuffix(child,suffix);
CSSProperties *parentProperties = CSSStyleRuleForSuffix(parent,suffix);
const char **allNames = CSSPropertiesCopyNames(childProperties);
for (int nameIndex = 0; allNames[nameIndex]; nameIndex++) {
const char *name = allNames[nameIndex];
// In docx's styles.xml, the tblCellMar values in table styles are not inherited
// (this seems like a bug in word, as isn't inconsistent with all other properties)
// So keep these ones.
if (isCell && DFStringHasPrefix(name,"padding-"))
continue;
const char *childVal = CSSGet(childProperties,name);
const char *parentVal = CSSGet(parentProperties,name);
if ((childVal != NULL) && (parentVal != NULL) && DFStringEquals(childVal,parentVal))
CSSPut(childProperties,name,NULL);
}
free(allNames);
}
free(allSuffixes);
}
free(sortedSelectors);
}
void CSSPropertiesPrint(CSSProperties *properties, const char *indent)
{
const char **allNames = CSSPropertiesCopyNames(properties);
DFSortStringsCaseInsensitive(allNames);
for (int nameIndex = 0; allNames[nameIndex]; nameIndex++) {
const char *name = allNames[nameIndex];
const char *value = CSSGet(properties,name);
printf("%s%s = %s\n",indent,name,value);
}
free(allNames);
}
static void Word_flattenList(WordConverter *word, DFNode *list, int ilvl, DFNode *parent, DFNode *nextSibling)
{
const char *type = (list->tag == HTML_OL) ? "decimal" : "disc";
const char *cssText = DFGetAttribute(list,HTML_STYLE);
CSSProperties *properties = CSSPropertiesNewWithString(cssText);
if (CSSGet(properties,"list-style-type") != NULL)
type = CSSGet(properties,"list-style-type");
DFFormatAttribute(list,CONV_LISTNUM,"%u",list->seqNo);
DFFormatAttribute(list,CONV_ILVL,"%d",ilvl);
DFSetAttribute(list,CONV_LISTTYPE,type);
for (DFNode *li = list->first; li != NULL; li = li->next) {
DFNode *first = li->first;
DFNode *liChildNext;
for (DFNode *liChild = li->first; liChild != NULL; liChild = liChildNext) {
liChildNext = liChild->next;
if ((liChild->tag == HTML_UL) || (liChild->tag == HTML_OL)) {
Word_flattenList(word,liChild,ilvl+1,parent,nextSibling);
}
else {
if (liChild->tag == HTML_P) {
DFFormatAttribute(liChild,CONV_LISTNUM,"%u",list->seqNo);
DFFormatAttribute(liChild,CONV_ILVL,"%d",ilvl);
DFSetAttribute(liChild,CONV_LISTTYPE,type);
if (liChild == first)
DFSetAttribute(liChild,CONV_LISTITEM,"true");
}
DFInsertBefore(parent,liChild,nextSibling);
Word_preProcessLists(word,liChild,ilvl);
}
}
}
DFRemoveNode(list);
CSSPropertiesRelease(properties);
}
static ListDimensions cssPropertiesIndent(CSSProperties *properties)
{
ListDimensions result;
result.marginLeftPct = 0;
result.textIndentPct = 0;
result.totalPct = 0;
if (CSSGet(properties,"margin-left") != NULL) {
CSSLength length = CSSLengthFromString(CSSGet(properties,"margin-left"));
if (CSSLengthIsValid(length) && (length.units == UnitsPct))
result.marginLeftPct = length.value;
}
if (CSSGet(properties,"text-indent") != NULL) {
CSSLength length = CSSLengthFromString(CSSGet(properties,"text-indent"));
if (CSSLengthIsValid(length) && (length.units == UnitsPct))
result.textIndentPct = length.value;
}
result.totalPct = result.marginLeftPct + result.textIndentPct;
return result;
}
int CSSSheetHeadingNumbering(CSSSheet *sheet)
{
const char **allSelectors = CSSSheetCopySelectors(sheet);
for (int i = 0; allSelectors[i]; i++) {
CSSStyle *style = CSSSheetLookupSelector(sheet,allSelectors[i],0,0);
if (style->headingLevel == 0)
continue;
if (CSSGet(CSSStyleBefore(style),"content") == NULL)
continue;
DFArray *contentParts = CSSParseContent(CSSGet(CSSStyleBefore(style),"content"));
for (size_t partIndex = 0; partIndex < DFArrayCount(contentParts); partIndex++) {
ContentPart *part = DFArrayItemAt(contentParts,partIndex);
if (part->type == ContentPartCounter) {
free(allSelectors);
DFArrayRelease(contentParts);
return 1;
}
}
DFArrayRelease(contentParts);
}
free(allSelectors);
return 0;
}
static CellPadding getPadding(CSSSheet *styleSheet, WordStyle *wordStyle, CSSProperties *cellProperties)
{
const char *paddingLeftStr = NULL;
const char *paddingRightStr = NULL;
CSSStyle *style;
if ((wordStyle != NULL) && (wordStyle->selector != NULL)) {
style = CSSSheetLookupSelector(styleSheet,wordStyle->selector,0,0);
}
else {
style = CSSSheetDefaultStyleForFamily(styleSheet,StyleFamilyTable);
}
if (style != NULL) {
paddingLeftStr = CSSGet(CSSStyleCell(style),"padding-left");
paddingRightStr = CSSGet(CSSStyleCell(style),"padding-right");
}
if (CSSGet(cellProperties,"padding-left") != NULL)
paddingLeftStr = CSSGet(cellProperties,"padding-left");
if (CSSGet(cellProperties,"padding-right") != NULL)
paddingRightStr = CSSGet(cellProperties,"padding-right");;
CellPadding padding;
padding.leftPts = 0;
padding.rightPts = 0;
CSSLength paddingLeftLength = CSSLengthFromString(paddingLeftStr);
if (CSSLengthIsValid(paddingLeftLength) && (paddingLeftLength.units == UnitsPt))
padding.leftPts = paddingLeftLength.value;;
CSSLength paddingRightLength = CSSLengthFromString(paddingRightStr);
if (CSSLengthIsValid(paddingRightLength) && (paddingRightLength.units == UnitsPt))
padding.rightPts = paddingRightLength.value;;
return padding;
}
int CSSGetLinethrough(CSSProperties *properties)
{
return (CSSGet(properties,"text-decoration-line-through") != NULL);
}
static void adjustMarginLeft(DFNode *element, double adjustPct, int noTextIndent)
{
if ((element->tag != HTML_TABLE) && !HTML_isParagraphTag(element->tag))
return;;
const char *cssText = DFGetAttribute(element,HTML_STYLE);
CSSProperties *properties = CSSPropertiesNewWithString(cssText);
double oldMarginLeft = 0;
if (CSSGet(properties,"margin-left") != NULL) {
CSSLength length = CSSLengthFromString(CSSGet(properties,"margin-left"));
if (CSSLengthIsValid(length) && (length.units == UnitsPct))
oldMarginLeft = length.value;
if (CSSGet(properties,"width") != NULL) {
CSSLength length = CSSLengthFromString(CSSGet(properties,"width"));
if (CSSLengthIsValid(length) && (length.units == UnitsPct)) {
double oldWidth = length.value;
double newWidth = oldWidth + oldMarginLeft;
char buf[100];
CSSPut(properties,"width",DFFormatDoublePct(buf,100,newWidth));
}
}
}
double oldTextIndent = 0;
if (CSSGet(properties,"text-indent") != NULL) {
CSSLength length = CSSLengthFromString(CSSGet(properties,"text-indent"));
if (CSSLengthIsValid(length) && (length.units == UnitsPct))
oldTextIndent = length.value;
}
double newMarginLeft = oldMarginLeft + adjustPct;
double newTextIndent = oldTextIndent;
if (newMarginLeft < 0)
newMarginLeft = 0;
if (fabs(newMarginLeft) >= 0.01) {
char buf[100];
CSSPut(properties,"margin-left",DFFormatDoublePct(buf,100,newMarginLeft));
}
else {
CSSPut(properties,"margin-left",NULL);
}
if (noTextIndent) {
CSSPut(properties,"text-indent",NULL);
}
else if (newTextIndent < -newMarginLeft) {
// Don't allow negative text-indent
newTextIndent = -newMarginLeft;
if (fabs(newTextIndent) >= 0.01) {
char buf[100];
CSSPut(properties,"text-indent",DFFormatDoublePct(buf,100,newTextIndent));
}
else {
CSSPut(properties,"text-indent",NULL);
}
}
char *propertiesText = CSSPropertiesCopyDescription(properties);
if (strlen(propertiesText) == 0)
DFRemoveAttribute(element,HTML_STYLE);
else
DFSetAttribute(element,HTML_STYLE,propertiesText);
free(propertiesText);
CSSPropertiesRelease(properties);
}
int CSSGetOverline(CSSProperties *properties)
{
return (CSSGet(properties,"text-decoration-overline") != NULL);
}
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 DFNode *WordTblGet(WordGetData *get, DFNode *concrete)
{
if (concrete->tag != WORD_TBL)
return NULL;;
DFNode *table = WordConverterCreateAbstract(get,HTML_TABLE,concrete);
ConcreteInfo *cinfo = getConcreteInfo(get->conv,concrete);
calcTotals(get,cinfo);
const char *cellWidthType = cellWidthTypeForTable(concrete);
int autoWidth = DFStringEquals(cellWidthType,"auto");
if ((CSSGet(cinfo->tableProperties,"width") == NULL) && autoWidth) {
CSSPut(cinfo->tableProperties,"width",NULL);
}
else {
// Determine column widths and table width
if (cinfo->totalWidthPts > 0) {
DFNode *colgroup = HTML_createColgroup(get->conv->html,cinfo->structure);
DFAppendChild(table,colgroup);
double tableWidthPct = 100.0;
if (WordSectionContentWidth(get->conv->mainSection) > 0) {
double contentWidthPts = WordSectionContentWidth(get->conv->mainSection)/20.0;
tableWidthPct = 100.0*cinfo->totalWidthPts/contentWidthPts;
if (CSSGet(cinfo->tableProperties,"width") == NULL) {
char buf[100];
CSSPut(cinfo->tableProperties,"width",DFFormatDoublePct(buf,100,tableWidthPct));
}
}
}
if (CSSGet(cinfo->tableProperties,"width") == NULL)
CSSPut(cinfo->tableProperties,"width","100%");
}
DFHashTable *collapsed = CSSCollapseProperties(cinfo->tableProperties);
char *styleValue = CSSSerializeProperties(collapsed);
DFHashTableRelease(collapsed);
if (strlen(styleValue) > 0)
DFSetAttribute(table,HTML_STYLE,styleValue);
free(styleValue);
if ((cinfo->style != NULL) && (cinfo->style->selector != NULL)) {
char *className = CSSSelectorCopyClassName(cinfo->style->selector);
DFSetAttribute(table,HTML_CLASS,className);
free(className);
}
else {
CSSStyle *defaultStyle = CSSSheetDefaultStyleForFamily(get->conv->styleSheet,StyleFamilyTable);
if (defaultStyle != NULL)
DFSetAttribute(table,HTML_CLASS,defaultStyle->className);
}
// Create rows and cells
int row = 0;
for (DFNode *tblChild = concrete->first; tblChild != NULL; tblChild = tblChild->next) {
if (tblChild->tag != WORD_TR)
continue;
DFNode *tr = WordConverterCreateAbstract(get,HTML_TR,tblChild);
DFAppendChild(table,tr);
unsigned int col = 0;
while (col < cinfo->structure->cols) {
DFCell *cell = DFTableGetCell(cinfo->structure,row,col);
if (cell == NULL) {
DFNode *td = DFCreateElement(get->conv->html,HTML_TD);
DFAppendChild(tr,td);
col++;
continue;
}
if (row == cell->row) {
DFNode *td = WordTcGet(get,cell->element);
DFAppendChild(tr,td);
if (cell->colSpan != 1)
DFFormatAttribute(td,HTML_COLSPAN,"%d",cell->colSpan);
if (cell->rowSpan != 1)
DFFormatAttribute(td,HTML_ROWSPAN,"%d",cell->rowSpan);
}
col += cell->colSpan;
}
row++;
}
ConcreteInfoFree(cinfo);
return table;
}
static void WordPutSectPr(DFNode *concrete, CSSSheet *styleSheet, WordSection *section)
{
// Note: The sectPr element can potentially contain one or more headerReference or
// footerReference elements at the start, before the elements in WordSectPr_Children.
// So the straight childrenToArray/replaceChildrenFromArray method used elsewhere doesn't
// work here - we need to make sure these other elements are maintained
DFNode *children[PREDEFINED_TAG_COUNT];
childrenToArray(concrete,children);
CSSProperties *oldBody = CSSPropertiesNew();
CSSProperties *oldPage = CSSPropertiesNew();
WordGetSectPr(concrete,oldBody,oldPage,section);
CSSProperties *newBody = CSSSheetBodyProperties(styleSheet);
CSSProperties *newPage = CSSSheetPageProperties(styleSheet);
// Page size
if (children[WORD_PGSZ] == NULL)
children[WORD_PGSZ] = DFCreateElement(concrete->doc,WORD_PGSZ);
int updatePageSize = 0;
const char *widthStr = DFGetAttribute(children[WORD_PGSZ],WORD_W);
const char *heightStr = DFGetAttribute(children[WORD_PGSZ],WORD_H);
int widthTwips;
int heightTwips;
if ((widthStr == NULL) || (atoi(widthStr) <= 0) ||
(heightStr == NULL) || (atoi(heightStr) <= 0)) {
// Invalid or missing page size: Set to A4 portrait
widthTwips = A4_WIDTH_TWIPS;
heightTwips = A4_HEIGHT_TWIPS;
updatePageSize = 1;
}
else {
widthTwips = atoi(widthStr);
heightTwips = atoi(heightStr);
}
if (!DFStringEquals(CSSGet(oldPage,"size"),CSSGet(newPage,"size"))) {
const char *newSize = CSSGet(newPage,"size");
if (DFStringEqualsCI(newSize,"A4 portrait")) {
widthTwips = A4_WIDTH_TWIPS;
heightTwips = A4_HEIGHT_TWIPS;
}
else if (DFStringEqualsCI(newSize,"A4 landscape")) {
widthTwips = A4_HEIGHT_TWIPS;
heightTwips = A4_WIDTH_TWIPS;
}
else if (DFStringEqualsCI(newSize,"letter portrait")) {
widthTwips = LETTER_WIDTH_TWIPS;
heightTwips = LETTER_HEIGHT_TWIPS;
}
else if (DFStringEqualsCI(newSize,"letter landscape")) {
widthTwips = LETTER_HEIGHT_TWIPS;
heightTwips = LETTER_WIDTH_TWIPS;
}
else {
widthTwips = A4_WIDTH_TWIPS;
heightTwips = A4_HEIGHT_TWIPS;
}
updatePageSize = 1;
}
if (updatePageSize) {
DFFormatAttribute(children[WORD_PGSZ],WORD_W,"%d",widthTwips);
DFFormatAttribute(children[WORD_PGSZ],WORD_H,"%d",heightTwips);
if (widthTwips > heightTwips)
DFSetAttribute(children[WORD_PGSZ],WORD_ORIENT,"landscape");
else
DFRemoveAttribute(children[WORD_PGSZ],WORD_ORIENT);
}
if (children[WORD_PGMAR] == NULL)
children[WORD_PGMAR] = DFCreateElement(concrete->doc,WORD_PGMAR);
// Page margins
if (!DFStringEquals(CSSGet(oldBody,"margin-left"),CSSGet(newBody,"margin-left")) || updatePageSize)
updateTwipsFromLength(children[WORD_PGMAR],WORD_LEFT,CSSGet(newBody,"margin-left"),widthTwips);
if (!DFStringEquals(CSSGet(oldBody,"margin-right"),CSSGet(newBody,"margin-right")) || updatePageSize)
updateTwipsFromLength(children[WORD_PGMAR],WORD_RIGHT,CSSGet(newBody,"margin-right"),widthTwips);
if (!DFStringEquals(CSSGet(oldBody,"margin-top"),CSSGet(newBody,"margin-top")) || updatePageSize)
updateTwipsFromLength(children[WORD_PGMAR],WORD_TOP,CSSGet(newBody,"margin-top"),widthTwips);
if (!DFStringEquals(CSSGet(oldBody,"margin-bottom"),CSSGet(newBody,"margin-bottom")) || updatePageSize)
updateTwipsFromLength(children[WORD_PGMAR],WORD_BOTTOM,CSSGet(newBody,"margin-bottom"),widthTwips);
if (children[WORD_PGMAR]->attrsCount == 0)
children[WORD_PGMAR] = NULL;;
DFArray *extra = DFArrayNew(NULL,NULL);
for (DFNode *child = concrete->first; child != NULL; child = child->next) {
switch (child->tag) {
case WORD_HEADERREFERENCE:
case WORD_FOOTERREFERENCE:
DFArrayAppend(extra,child);
break;
}
}
replaceChildrenFromArray(concrete,children,WordSectPr_Children);
for (long i = (long)(DFArrayCount(extra)-1); i >= 0; i--) {
DFNode *child = DFArrayItemAt(extra,i);
DFInsertBefore(concrete,child,concrete->first);
}
DFArrayRelease(extra);
CSSPropertiesRelease(oldBody);
CSSPropertiesRelease(oldPage);
}
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 CSSGetDefault(CSSProperties *properties)
{
return DFStringEquals(CSSGet(properties,"-uxwrite-default"),"true");
}
int CSSStyleIsNumbered(CSSStyle *style)
{
const char *beforeContent = CSSGet(CSSStyleBefore(style),"content");
return ((beforeContent != NULL) && !DFStringEquals(beforeContent,"\"\""));
}
// 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);
}
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 Word_preProcessHTML(WordConverter *word, DFNode *node)
{
switch (node->tag) {
case HTML_TABLE:
case HTML_FIGURE: {
DFNode *next;
for (DFNode *child = node->first; child != NULL; child = next) {
next = child->next;
if ((child->tag != HTML_CAPTION) && (child->tag != HTML_FIGCAPTION))
continue;
WordCaption *caption = WordCaptionNew(child);
WordObjectsSetCaption(word->objects,caption,node);
caption->contentStart = child->first;
WordCaptionRelease(caption);
const char *className = DFGetAttribute(child,HTML_CLASS);
CSSStyle *style;
if (child->tag == HTML_CAPTION)
style = CSSSheetLookupElement(word->styleSheet,"caption",className,0,0);
else
style = CSSSheetLookupElement(word->styleSheet,"figcaption",className,0,0);
CSSProperties *before = CSSStyleBefore(style);
if (CSSGet(before,"content") != NULL)
Word_addContentParts(child,CSSGet(before,"content"),caption);
child->tag = HTML_P;
DFSetAttribute(child,HTML_CLASS,"Caption");
DFInsertBefore(node->parent,child,node->next);
Word_preProcessHTML(word,child);
}
// The HTML normalization process ensures that apart from the <figcaption> element,
// all children of a <figure> are paragraphs or containers. Currently the editor only
// lets you create figures that contain a single image, so it's always a single
// paragraph. Since the HTML <figure> element gets mapped to a single <w:p> element
// by WordParagraphLens, we want to make sure it only contains inline children.
for (DFNode *child = node->first; child != NULL; child = next) {
next = child->next;
if (HTML_isParagraphTag(child->tag))
DFRemoveNodeButKeepChildren(child);
}
// FIXME: Handle <div>, <pre>, lists, tables etc which could also theoretically
// exist inside the <figure> element
break;
}
case HTML_NAV: {
const char *className = DFGetAttribute(node,HTML_CLASS);
const char *instr = NULL;
if (DFStringEquals(className,DFTableOfContentsClass))
instr = " TOC \\o \"1-3\" ";
else if (DFStringEquals(className,DFListOfFiguresClass))
instr = " TOC \\c \"Figure\" ";
else if (DFStringEquals(className,DFListOfTablesClass))
instr = " TOC \\c \"Table\" ";
if (instr != NULL) {
DFNode *p = DFCreateElement(word->html,HTML_P);
DFNode *field = DFCreateChildElement(p,HTML_SPAN);
DFSetAttribute(field,HTML_CLASS,DFFieldClass);
DFCreateChildTextNode(field,instr);
DFInsertBefore(node->parent,p,node);
DFRemoveNode(node);
}
break;
}
}
DFNode *next;
for (DFNode *child = node->first; child != NULL; child = next) {
next = child->next;
Word_preProcessHTML(word,child);
}
}
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);
}
}
static void WordTblPut(WordPutData *put, DFNode *abstract, DFNode *concrete)
{
if ((abstract->tag != HTML_TABLE) || (concrete->tag != WORD_TBL))
return;;
DFTable *abstractStructure = HTML_tableStructure(abstract);
const char *inlineCSSText = DFGetAttribute(abstract,HTML_STYLE);
CSSProperties *tableProperties = CSSPropertiesNewWithString(inlineCSSText);
CSSProperties *cellProperties = CSSPropertiesNew();
const char *className = DFGetAttribute(abstract,HTML_CLASS);
char *selector = CSSMakeSelector("table",className);
WordStyle *style = WordSheetStyleForSelector(put->conv->styles,selector);
CellPadding padding = getPadding(put->conv->styleSheet,style,cellProperties);
DFNode *tblPr = DFChildWithTag(concrete,WORD_TBLPR);
if (tblPr == NULL)
tblPr = DFCreateElement(concrete->doc,WORD_TBLPR);;
DFNode *tblGrid = DFChildWithTag(concrete,WORD_TBLGRID);
if (tblGrid == NULL)
tblGrid = DFCreateElement(concrete->doc,WORD_TBLGRID);
while (concrete->first != NULL)
DFRemoveNode(concrete->first);
const char *oldJc = DFGetChildAttribute(tblPr,WORD_JC,WORD_VAL);
WordPutTblPr(tblPr,tableProperties,NULL,put->conv->mainSection,style != NULL ? style->styleId : NULL);
const char *newJc = DFGetChildAttribute(tblPr,WORD_JC,WORD_VAL);
double tableWidthPct = 100;
if (CSSGet(tableProperties,"width") != NULL) {
CSSLength length = CSSLengthFromString(CSSGet(tableProperties,"width"));
if (CSSLengthIsValid(length) && (length.units == UnitsPct))
tableWidthPct = length.value;
}
double contentWidthPts = WordSectionContentWidthPts(put->conv->mainSection);
double totalWidthPts = (contentWidthPts+padding.leftPts+padding.rightPts)*(tableWidthPct/100.0);
while (tblGrid->first != NULL)
DFRemoveNode(tblGrid->first);
for (unsigned int i = 0; i < abstractStructure->cols; i++) {
DFNode *gridCol = DFCreateChildElement(tblGrid,WORD_GRIDCOL);
double colWidthPct = DFTablePctWidthForCol(abstractStructure,i);
double colWidthPts = totalWidthPts*colWidthPct/100.0;
int colWidthTwips = (int)round(colWidthPts*20);
DFFormatAttribute(gridCol,WORD_W,"%d",colWidthTwips);
}
DFAppendChild(concrete,tblPr);
DFAppendChild(concrete,tblGrid);
for (unsigned int row = 0; row < abstractStructure->rows; row++) {
DFNode *htmlTr = DFTableGetRowElement(abstractStructure,row);
DFNode *wordTr = concreteRowForAbstractRow(put,htmlTr);
updateTrJc(wordTr,oldJc,newJc);
DFAppendChild(concrete,wordTr);
unsigned int col = 0;
while (col < abstractStructure->cols) {
DFCell *cell = DFTableGetCell(abstractStructure,row,col);
assert(cell != NULL);
DFNode *tc = WordConverterGetConcrete(put,cell->element);
if ((tc == NULL) || (row != cell->row))
tc = DFCreateElement(concrete->doc,WORD_TC);
DFAppendChild(wordTr,tc);
if (cell->row == row)
WordTcPut(put,cell->element,tc);;
const char *vMerge = NULL;
if (cell->rowSpan > 1) {
if (row == cell->row)
vMerge = "restart";
else
vMerge = "continue";
}
DFNode *tcPr = DFChildWithTag(tc,WORD_TCPR);
if (tcPr == NULL)
tcPr = DFCreateElement(concrete->doc,WORD_TCPR);
// Make sure tcPr comes first
DFInsertBefore(tc,tcPr,tc->first);
WordPutTcPr2(tcPr,cell->colSpan,vMerge);
const char *inlineCSSText = DFGetAttribute(cell->element,HTML_STYLE);
CSSProperties *innerCellProperties = CSSPropertiesNewWithString(inlineCSSText);
if ((row == cell->row) && (totalWidthPts > 0)) {
double spannedWidthPct = 0;
for (unsigned int c = col; c < col + cell->colSpan; c++)
spannedWidthPct += DFTablePctWidthForCol(abstractStructure,c);
char buf[100];
CSSPut(innerCellProperties,"width",DFFormatDoublePct(buf,100,spannedWidthPct));
}
WordPutTcPr1(tcPr,innerCellProperties);
int haveBlockLevelElement = 0;
for (DFNode *tcChild = tc->first; tcChild != NULL; tcChild = tcChild->next) {
if (WordBlockLevelLens.isVisible(put,tcChild))
haveBlockLevelElement = 1;
}
// Every cell must contain at least one block-level element
if (!haveBlockLevelElement) {
DFNode *p = DFCreateElement(concrete->doc,WORD_P);
DFAppendChild(tc,p);
}
col += cell->colSpan;
CSSPropertiesRelease(innerCellProperties);
}
}
free(selector);
DFTableRelease(abstractStructure);
CSSPropertiesRelease(tableProperties);
CSSPropertiesRelease(cellProperties);
}
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);
}
void WordPutPPr(DFNode *pPr, CSSProperties *properties, const char *styleId, WordSection *section, int outlineLvl)
{
assert(pPr->tag == WORD_PPR);
// The child elements of pPr have to be in a specific order. So we build up a structure based
// on the existing elements (updated as appropriate from newProperties), and then rebuild
// from that
CSSProperties *oldp = CSSPropertiesNew();
CSSProperties *newp = properties;
const char *oldStyleId = NULL;
const char *newStyleId = styleId;
WordGetPPr(pPr,oldp,&oldStyleId,section);
{
DFNode *children[PREDEFINED_TAG_COUNT];
childrenToArray(pPr,children);
int existingOutlineLvl = -1;
if (children[WORD_OUTLINELVL] != NULL) {
const char *value = DFGetAttribute(children[WORD_OUTLINELVL],WORD_VAL);
if (value != NULL)
existingOutlineLvl = atoi(value);
}
// Style name
if (!DFStringEquals(oldStyleId,newStyleId)) {
if (newStyleId != NULL) {
children[WORD_PSTYLE] = DFCreateElement(pPr->doc,WORD_PSTYLE);
DFSetAttribute(children[WORD_PSTYLE],WORD_VAL,newStyleId);
}
else {
children[WORD_PSTYLE] = NULL;
}
}
// Paragraph border (pBdr)
if (children[WORD_PBDR] == NULL)
children[WORD_PBDR] = DFCreateElement(pPr->doc,WORD_PBDR);
WordPutPBdr(children[WORD_PBDR],oldp,newp);
if (children[WORD_PBDR]->first == NULL)
children[WORD_PBDR] = NULL;
// Numbering and outline level
// Don't change these properties for styles with outline level >= 6, as these can't be
// represented with the standard HTML heading elements, which only go from h1 - h6
// (outline levels 0 - 5)
if (existingOutlineLvl < 6) {
if (children[WORD_NUMPR] == NULL)
children[WORD_NUMPR] = DFCreateElement(pPr->doc,WORD_NUMPR);
WordPutNumPr(children[WORD_NUMPR],newp);
if (children[WORD_NUMPR]->first == NULL)
children[WORD_NUMPR] = NULL;
if ((outlineLvl >= 0) && (outlineLvl <= 5)) {
if (children[WORD_OUTLINELVL] == NULL)
children[WORD_OUTLINELVL] = DFCreateElement(pPr->doc,WORD_OUTLINELVL);
DFFormatAttribute(children[WORD_OUTLINELVL],WORD_VAL,"%d",outlineLvl);
}
else {
children[WORD_OUTLINELVL] = NULL;
}
}
// background-color
char *oldBackgroundColor = CSSHexColor(CSSGet(oldp,"background-color"),0);
char *newBackgroundColor = CSSHexColor(CSSGet(newp,"background-color"),0);
if (!DFStringEquals(oldBackgroundColor,newBackgroundColor))
WordPutShd(pPr->doc,&children[WORD_SHD],newBackgroundColor);
free(oldBackgroundColor);
free(newBackgroundColor);
// text-align
if (!DFStringEquals(CSSGet(oldp,"text-align"),CSSGet(newp,"text-align"))) {
const char *newTextAlign = CSSGet(newp,"text-align");
if (newTextAlign != NULL) {
const char *val = NULL;
if (!strcmp(newTextAlign,"left"))
val = "left";
else if (!strcmp(newTextAlign,"right"))
val = "right";
else if (!strcmp(newTextAlign,"center"))
val = "center";
else if (!strcmp(newTextAlign,"justify"))
val = "both";
if (val != NULL) {
children[WORD_JC] = DFCreateElement(pPr->doc,WORD_JC);
DFSetAttribute(children[WORD_JC],WORD_VAL,val);
}
}
else {
children[WORD_JC] = NULL;
}
}
if ((section != NULL) && (WordSectionContentWidth(section) >= 0)) {
const char *oldMarginLeft = CSSGet(oldp,"margin-left");
const char *oldMarginRight = CSSGet(oldp,"margin-right");
const char *oldTextIndent = CSSGet(oldp,"text-indent");
const char *newMarginLeft = CSSGet(newp,"margin-left");
const char *newMarginRight = CSSGet(newp,"margin-right");
const char *newTextIndent = CSSGet(newp,"text-indent");
// Special case of the List_Paragraph style, which is used by Word to ensure lists are indented. We
// don't set this property for HTML, because it automatically indents lists. However we need to ensure
// that it remains unchanged when updating the word document
const char *newWordMarginLeft = CSSGet(newp,"-word-margin-left");
if (newMarginLeft == NULL)
newMarginLeft = newWordMarginLeft;
if ((newMarginLeft == NULL) && (newMarginRight == NULL) && (newTextIndent == NULL)) {
children[WORD_IND] = NULL;
}
else {
if (children[WORD_IND] == NULL)
children[WORD_IND] = DFCreateElement(pPr->doc,WORD_IND);
if (!DFStringEquals(oldMarginLeft,newMarginLeft)) {
if (newMarginLeft != NULL)
updateTwipsFromLength(children[WORD_IND],WORD_LEFT,newMarginLeft,WordSectionContentWidth(section));
else
DFRemoveAttribute(children[WORD_IND],WORD_LEFT);
DFRemoveAttribute(children[WORD_IND],WORD_START);
}
if (!DFStringEquals(oldMarginRight,newMarginRight)) {
if (newMarginRight != NULL)
updateTwipsFromLength(children[WORD_IND],WORD_RIGHT,newMarginRight,WordSectionContentWidth(section));
else
DFRemoveAttribute(children[WORD_IND],WORD_RIGHT);
DFRemoveAttribute(children[WORD_IND],WORD_END);
}
if (!DFStringEquals(oldTextIndent,newTextIndent)) {
if (newTextIndent != NULL) {
CSSLength length = CSSLengthFromString(newTextIndent);
if (CSSLengthIsValid(length)) {
double pts = CSSLengthToPts(length,WordSectionContentWidthPts(section));
int twips = (int)round(pts*20);
if (twips >= 0) {
DFFormatAttribute(children[WORD_IND],WORD_FIRSTLINE,"%d",twips);
DFRemoveAttribute(children[WORD_IND],WORD_HANGING);
}
else {
DFFormatAttribute(children[WORD_IND],WORD_HANGING,"%d",-twips);
DFRemoveAttribute(children[WORD_IND],WORD_FIRSTLINE);
}
}
}
else {
DFRemoveAttribute(children[WORD_IND],WORD_FIRSTLINE);
DFRemoveAttribute(children[WORD_IND],WORD_HANGING);
}
}
}
}
if (!DFStringEquals(CSSGet(oldp,"margin-top"),CSSGet(newp,"margin-top")) ||
!DFStringEquals(CSSGet(oldp,"margin-bottom"),CSSGet(newp,"margin-bottom")) ||
!DFStringEquals(CSSGet(oldp,"line-height"),CSSGet(newp,"line-height"))) {
if ((CSSGet(newp,"margin-top") == NULL) &&
(CSSGet(newp,"margin-bottom") == NULL) &&
(CSSGet(newp,"line-height") == NULL)) {
children[WORD_SPACING] = NULL;
}
else {
children[WORD_SPACING] = DFCreateElement(pPr->doc,WORD_SPACING);
if (DFStringEquals(CSSGet(newp,"margin-top"),"-word-auto")) {
DFSetAttribute(children[WORD_SPACING],WORD_BEFORE,"100");
DFSetAttribute(children[WORD_SPACING],WORD_BEFOREAUTOSPACING,"1");
}
else {
char *before = twipsFromCSS(CSSGet(newp,"margin-top"),WordSectionContentWidth(section));
DFSetAttribute(children[WORD_SPACING],WORD_BEFORE,before);
DFSetAttribute(children[WORD_SPACING],WORD_BEFOREAUTOSPACING,NULL);
free(before);
}
if (DFStringEquals(CSSGet(newp,"margin-bottom"),"-word-auto")) {
DFSetAttribute(children[WORD_SPACING],WORD_AFTER,"100");
DFSetAttribute(children[WORD_SPACING],WORD_AFTERAUTOSPACING,"1");
}
else {
char *after = twipsFromCSS(CSSGet(newp,"margin-bottom"),WordSectionContentWidth(section));
DFSetAttribute(children[WORD_SPACING],WORD_AFTER,after);
DFSetAttribute(children[WORD_SPACING],WORD_AFTERAUTOSPACING,NULL);
free(after);
}
CSSLength lineHeight = CSSLengthFromString(CSSGet(newp,"line-height"));
if (CSSLengthIsValid(lineHeight) && (lineHeight.units == UnitsPct)) {
int value = (int)round(lineHeight.value*2.4);
DFFormatAttribute(children[WORD_SPACING],WORD_LINE,"%d",value);
}
if (children[WORD_SPACING]->attrsCount == 0)
children[WORD_SPACING] = NULL;
}
}
replaceChildrenFromArray(pPr,children,WordPPR_Children);
}
CSSPropertiesRelease(oldp);
}
