static void WordGetSectPr(DFNode *concrete, CSSProperties *body, CSSProperties *page, WordSection *section)
{
DFNode *pgSz = NULL;
DFNode *pgMar = NULL;
for (DFNode *child = concrete->first; child != NULL; child = child->next) {
switch (child->tag) {
case WORD_PGSZ:
pgSz = child;
break;
case WORD_PGMAR:
pgMar = child;
break;
}
}
if ((pgSz != NULL) && (pgMar != NULL)) {
const char *widthStr = DFGetAttribute(pgSz,WORD_W);
const char *heightStr = DFGetAttribute(pgSz,WORD_H);
if (widthStr != NULL)
section->pageWidth = atoi(widthStr);
if (heightStr != NULL)
section->pageHeight = atoi(heightStr);
if ((widthStr != NULL) && (heightStr != NULL)) {
const char *leftStr = DFGetAttribute(pgMar,WORD_LEFT);
const char *rightStr = DFGetAttribute(pgMar,WORD_RIGHT);
const char *topStr = DFGetAttribute(pgMar,WORD_TOP);
const char *bottomStr = DFGetAttribute(pgMar,WORD_BOTTOM);
// In CSS, margins (both horizontal and vertical) are measured relative to the width of
// the containing block, when expressed as percentages
double width = atof(widthStr);
if (leftStr != NULL) {
double leftPct = 100.0*atof(leftStr)/width;
char buf[100];
CSSPut(body,"margin-left",DFFormatDoublePct(buf,100,leftPct));
section->leftMargin = atoi(leftStr);
}
if (rightStr != NULL) {
double rightPct = 100.0*atof(rightStr)/width;
char buf[100];
CSSPut(body,"margin-right",DFFormatDoublePct(buf,100,rightPct));
section->rightMargin = atoi(rightStr);
}
if (topStr != NULL) {
double topPct = 100.0*atof(topStr)/width;
char buf[100];
CSSPut(body,"margin-top",DFFormatDoublePct(buf,100,topPct));
section->topMargin = atoi(topStr);
}
if (bottomStr != NULL) {
double bottomPct = 100.0*atof(bottomStr)/width;
char buf[100];
CSSPut(body,"margin-bottom",DFFormatDoublePct(buf,100,bottomPct));
section->bottomMargin = atoi(bottomStr);
}
// A "twip" is a twentieth of a point
int widthTwips = atoi(widthStr);
int heightTwips = atoi(heightStr);
if ((widthTwips == A4_WIDTH_TWIPS) && (heightTwips == A4_HEIGHT_TWIPS))
CSSPut(page,"size","A4 portrait");
else if ((widthTwips == A4_HEIGHT_TWIPS) && (heightTwips == A4_WIDTH_TWIPS))
CSSPut(page,"size","A4 landscape");
else if ((widthTwips == LETTER_WIDTH_TWIPS) && (heightTwips == LETTER_HEIGHT_TWIPS))
CSSPut(page,"size","letter portrait");
else if ((widthTwips == LETTER_HEIGHT_TWIPS) && (heightTwips == LETTER_WIDTH_TWIPS))
CSSPut(page,"size","letter landscape");
}
}
}
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);
}
}
}
}
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);
}
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 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);
}
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 = strdup(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 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
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);
}
}
void WordGetPPr(DFNode *pPr, CSSProperties *properties, const char **styleId, WordSection *section)
{
assert(pPr->tag == WORD_PPR);
if (styleId != NULL)
*styleId = NULL;
for (DFNode *child = pPr->first; child != NULL; child = child->next) {
switch (child->tag) {
case WORD_PSTYLE:
if (styleId != NULL)
*styleId = DFGetAttribute(child,WORD_VAL);
break;
case WORD_PBDR:
WordGetPBdr(child,properties);
break;
case WORD_SHD:
WordGetShd(child,properties);
break;
case WORD_JC: {
const char *val = DFGetAttribute(child,WORD_VAL);
if (val != NULL) {
if (!strcmp(val,"left") || !strcmp(val,"start"))
CSSPut(properties,"text-align","left");
else if (!strcmp(val,"right") || !strcmp(val,"end"))
CSSPut(properties,"text-align","right");
else if (!strcmp(val,"center"))
CSSPut(properties,"text-align","center");
else if (!strcmp(val,"both"))
CSSPut(properties,"text-align","justify");
}
break;
}
case WORD_IND: {
if ((section == NULL) || (WordSectionContentWidth(section) <= 0))
break;
// Units: 1/20th of a point
const char *firstLine = DFGetAttribute(child,WORD_FIRSTLINE);
const char *hanging = DFGetAttribute(child,WORD_HANGING);
const char *left = DFGetAttribute(child,WORD_START);
if (left == NULL)
left = DFGetAttribute(child,WORD_LEFT);;
const char *right = DFGetAttribute(child,WORD_END);
if (right == NULL)
right = DFGetAttribute(child,WORD_RIGHT);
if (left != NULL) {
double leftPct = 100.0*atoi(left)/(double)WordSectionContentWidth(section);
char buf[100];
CSSPut(properties,"margin-left",DFFormatDoublePct(buf,100,leftPct));
}
if (right != NULL) {
double rightPct = 100.0*atoi(right)/(double)WordSectionContentWidth(section);
char buf[100];
CSSPut(properties,"margin-right",DFFormatDoublePct(buf,100,rightPct));
}
// hanging and firstLine attributes are mutually exclusive. If both are specified,
// hanging takes precedence
if (hanging != NULL) {
double indentPct = -100.0*atoi(hanging)/(double)WordSectionContentWidth(section);
char buf[100];
CSSPut(properties,"text-indent",DFFormatDoublePct(buf,100,indentPct));
}
else if (firstLine != NULL) {
double indentPct = 100.0*atoi(firstLine)/(double)WordSectionContentWidth(section);
char buf[100];
CSSPut(properties,"text-indent",DFFormatDoublePct(buf,100,indentPct));
}
break;
}
case WORD_SPACING: {
const char *before = DFGetAttribute(child,WORD_BEFORE);
if (before != NULL) { // units: 1/20th of a point
char buf[100];
CSSPut(properties,"margin-top",DFFormatDoublePt(buf,100,atoi(before)/20.0));
}
const char *after = DFGetAttribute(child,WORD_AFTER);
if (after != NULL) { // units: 1/20th of a point
char buf[100];
CSSPut(properties,"margin-bottom",DFFormatDoublePt(buf,100,atoi(after)/20.0));
}
const char *line = DFGetAttribute(child,WORD_LINE);
const char *lineRule = DFGetAttribute(child,WORD_LINERULE);
if ((lineRule == NULL) || !strcmp(lineRule,"auto") || !strcmp(lineRule,"exact")) {
// Only other alternative for lineRule is "atLeast", which we ignore
if (line != NULL) { // units: 1/2.4th of a percent
char buf[100];
CSSPut(properties,"line-height",DFFormatDoublePct(buf,100,atoi(line)/2.4));
}
}
break;
}
}
}
}
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 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 CSSSetDefault(CSSProperties *properties, int value)
{
CSSPut(properties,"-uxwrite-default",value ? "true" : NULL);
}
void CSSSetOverline(CSSProperties *properties, int value)
{
CSSPut(properties,"text-decoration-overline",value ? "overline" : NULL);
}
void CSSSetLinethrough(CSSProperties *properties, int value)
{
CSSPut(properties,"text-decoration-line-through",value ? "line-through" : NULL);
}
void CSSSetItalic(CSSProperties *properties, int value)
{
CSSPut(properties,"font-style",value ? "italic" : NULL);
}
void CSSSetBold(CSSProperties *properties, int value)
{
CSSPut(properties,"font-weight",value ? "bold" : NULL);
}
