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apply an patch from Petr Kozelka for unlink and replace support of

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* tree.c: apply an patch from Petr Kozelka for unlink and replace
  support of attribute nodes
Daniel
This commit is contained in:
Daniel Veillard
2002-01-22 21:40:13 +00:00
parent 9d06d300a5
commit c169f8b485
2 changed files with 42 additions and 9 deletions
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46
tree.c
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@ -2506,16 +2506,25 @@ xmlUnlinkNode(xmlNodePtr cur) {
if (doc->extSubset == (xmlDtdPtr) cur)
doc->extSubset = NULL;
}
if ((cur->parent != NULL) && (cur->parent->children == cur))
cur->parent->children = cur->next;
if ((cur->parent != NULL) && (cur->parent->last == cur))
cur->parent->last = cur->prev;
if (cur->parent != NULL) {
xmlNodePtr parent;
parent = cur->parent;
if (cur->type == XML_ATTRIBUTE_NODE) {
if (parent->properties == (xmlAttrPtr) cur)
parent->properties = ((xmlAttrPtr) cur)->next;
} else {
if (parent->children == cur)
parent->children = cur->next;
if (parent->last == cur)
parent->last = cur->prev;
}
cur->parent = NULL;
}
if (cur->next != NULL)
cur->next->prev = cur->prev;
if (cur->prev != NULL)
cur->prev->next = cur->next;
cur->next = cur->prev = NULL;
cur->parent = NULL;
}
/**
@ -2545,6 +2554,20 @@ xmlReplaceNode(xmlNodePtr old, xmlNodePtr cur) {
if (cur == old) {
return(old);
}
if ((old->type==XML_ATTRIBUTE_NODE) && (cur->type!=XML_ATTRIBUTE_NODE)) {
#ifdef DEBUG_TREE
xmlGenericError(xmlGenericErrorContext,
"xmlReplaceNode : Trying to replace attribute node with other node type\n");
#endif
return(old);
}
if ((cur->type==XML_ATTRIBUTE_NODE) && (old->type!=XML_ATTRIBUTE_NODE)) {
#ifdef DEBUG_TREE
xmlGenericError(xmlGenericErrorContext,
"xmlReplaceNode : Trying to replace a non-attribute node with attribute node\n");
#endif
return(old);
}
xmlUnlinkNode(cur);
cur->doc = old->doc;
cur->parent = old->parent;
@ -2555,10 +2578,15 @@ xmlReplaceNode(xmlNodePtr old, xmlNodePtr cur) {
if (cur->prev != NULL)
cur->prev->next = cur;
if (cur->parent != NULL) {
if (cur->parent->children == old)
cur->parent->children = cur;
if (cur->parent->last == old)
cur->parent->last = cur;
if (cur->type == XML_ATTRIBUTE_NODE) {
if (cur->parent->properties == (xmlAttrPtr)old)
cur->parent->properties = ((xmlAttrPtr) cur);
} else {
if (cur->parent->children == old)
cur->parent->children = cur;
if (cur->parent->last == old)
cur->parent->last = cur;
}
}
old->next = old->prev = NULL;
old->parent = NULL;