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mirror of https://gitlab.gnome.org/GNOME/libxml2.git synced 2024-10-26 12:25:09 +03:00

more work on Relax-NG, implementing interleave augmented/updated the

* relaxng.c: more work on Relax-NG, implementing interleave
* test/relaxng/* result/relaxng/*: augmented/updated the
  regression tests
Daniel
This commit is contained in:
Daniel Veillard 2003-01-28 20:58:15 +00:00
parent da81d19229
commit 76fc5edab6
20 changed files with 750 additions and 17 deletions

View File

@ -1,3 +1,9 @@
Tue Jan 28 21:56:49 CET 2003 Daniel Veillard <daniel@veillard.com>
* relaxng.c: more work on Relax-NG, implementing interleave
* test/relaxng/* result/relaxng/*: augmented/updated the
regression tests
Mon Jan 27 07:35:29 MST 2003 John Fleck <jfleck@inkstain.net>
* doc/tutorial/customfo.xsl

697
relaxng.c
View File

@ -42,6 +42,7 @@ static const xmlChar *xmlRelaxNGNs = (const xmlChar *)
#define DEBUG_CONTENT 1
#define DEBUG_TYPE 1
#define DEBUG_VALID 1
#define DEBUG_INTERLEAVE 1
#define UNBOUNDED (1 << 30)
#define TODO \
@ -102,6 +103,7 @@ struct _xmlRelaxNGDefine {
xmlChar *value; /* value when available */
void *data; /* data lib or specific pointer */
xmlRelaxNGDefinePtr content;/* the expected content */
xmlRelaxNGDefinePtr parent; /* the parent definition, if any */
xmlRelaxNGDefinePtr next; /* list within grouping sequences */
xmlRelaxNGDefinePtr attrs; /* list of attributes for elements */
xmlRelaxNGDefinePtr nextHash;/* next define in defs/refs hash tables */
@ -141,6 +143,10 @@ struct _xmlRelaxNGParserCtxt {
int nbErrors; /* number of errors at parse time */
int nbWarnings; /* number of warnings at parse time */
const xmlChar *define; /* the current define scope */
xmlRelaxNGDefinePtr def; /* the current define */
int nbInterleaves;
xmlHashTablePtr interleaves; /* keep track of all the interleaves */
xmlChar *URL;
xmlDocPtr doc;
@ -160,6 +166,30 @@ struct _xmlRelaxNGParserCtxt {
#define FLAGS_IGNORABLE 1
#define FLAGS_NEGATIVE 2
/**
* xmlRelaxNGInterleaveGroup:
*
* A RelaxNGs partition set associated to lists of definitions
*/
typedef struct _xmlRelaxNGInterleaveGroup xmlRelaxNGInterleaveGroup;
typedef xmlRelaxNGInterleaveGroup *xmlRelaxNGInterleaveGroupPtr;
struct _xmlRelaxNGInterleaveGroup {
xmlRelaxNGDefinePtr rule; /* the rule to satisfy */
xmlRelaxNGDefinePtr *defs; /* the array of element definitions */
};
/**
* xmlRelaxNGPartitions:
*
* A RelaxNGs partition associated to an interleave group
*/
typedef struct _xmlRelaxNGPartition xmlRelaxNGPartition;
typedef xmlRelaxNGPartition *xmlRelaxNGPartitionPtr;
struct _xmlRelaxNGPartition {
int nbgroups; /* number of groups in the partitions */
xmlRelaxNGInterleaveGroupPtr *groups;
};
/**
* xmlRelaxNGValidState:
*
@ -425,6 +455,32 @@ xmlRelaxNGFreeDefineList(xmlRelaxNGDefinePtr defines)
}
}
/**
* xmlRelaxNGFreePartition:
* @partitions: a partition set structure
*
* Deallocate RelaxNG partition set structures.
*/
static void
xmlRelaxNGFreePartition(xmlRelaxNGPartitionPtr partitions) {
xmlRelaxNGInterleaveGroupPtr group;
int j;
if (partitions != NULL) {
if (partitions->groups != NULL) {
for (j = 0;j < partitions->nbgroups;j++) {
group = partitions->groups[j];
if (group != NULL) {
if (group->defs != NULL)
xmlFree(group->defs);
xmlFree(group);
}
}
xmlFree(partitions->groups);
}
xmlFree(partitions);
}
}
/**
* xmlRelaxNGFreeDefine:
* @define: a define structure
@ -448,6 +504,9 @@ xmlRelaxNGFreeDefine(xmlRelaxNGDefinePtr define)
if ((define->content != NULL) &&
(define->type != XML_RELAXNG_REF))
xmlRelaxNGFreeDefineList(define->content);
if ((define->data != NULL) &&
(define->type == XML_RELAXNG_INTERLEAVE))
xmlRelaxNGFreePartition((xmlRelaxNGPartitionPtr) define->data);
xmlFree(define);
}
@ -956,6 +1015,8 @@ static xmlRelaxNGDefinePtr xmlRelaxNGParseElement(
xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node);
static xmlRelaxNGDefinePtr xmlRelaxNGParsePatterns(
xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes);
static xmlRelaxNGDefinePtr xmlRelaxNGParsePattern(
xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node);
#define IS_BLANK_NODE(n) \
@ -1179,6 +1240,304 @@ xmlRelaxNGParseData(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
return(def);
}
/**
* xmlRelaxNGCompareElemDefLists:
* @ctxt: a Relax-NG parser context
* @defs1: the first list of element defs
* @defs2: the second list of element defs
*
* Compare the 2 lists of element definitions. The comparison is
* that if both lists do not accept the same QNames, it returns 1
* If the 2 lists can accept the same QName the comparison returns 0
*
* Returns 1 disttinct, 0 if equal
*/
static int
xmlRelaxNGCompareElemDefLists(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED,
xmlRelaxNGDefinePtr *def1,
xmlRelaxNGDefinePtr *def2) {
xmlRelaxNGDefinePtr *basedef2 = def2;
if ((*def1 == NULL) || (*def2 == NULL))
return(1);
while (*def1 != NULL) {
while ((*def2) != NULL) {
if ((*def1)->name == NULL) {
if (xmlStrEqual((*def2)->ns, (*def1)->ns))
return(0);
} else if ((*def2)->name == NULL) {
if (xmlStrEqual((*def2)->ns, (*def1)->ns))
return(0);
} else if (xmlStrEqual((*def1)->name, (*def2)->name)) {
if (xmlStrEqual((*def2)->ns, (*def1)->ns))
return(0);
}
def2++;
}
def2 = basedef2;
def1++;
}
return(1);
}
/**
* xmlRelaxNGGetElements:
* @ctxt: a Relax-NG parser context
* @def: the interleave definition
*
* Compute the list of top elements a definition can generate
*
* Returns a list of elements or NULL if none was found.
*/
static xmlRelaxNGDefinePtr *
xmlRelaxNGGetElements(xmlRelaxNGParserCtxtPtr ctxt,
xmlRelaxNGDefinePtr def) {
xmlRelaxNGDefinePtr *ret = NULL, parent, cur, tmp;
int len = 0;
int max = 0;
parent = NULL;
cur = def;
while (cur != NULL) {
if (cur->type == XML_RELAXNG_ELEMENT) {
if (ret == NULL) {
max = 10;
ret = (xmlRelaxNGDefinePtr *)
xmlMalloc((max + 1) * sizeof(xmlRelaxNGDefinePtr));
if (ret == NULL) {
if (ctxt->error != NULL)
ctxt->error(ctxt->userData,
"Out of memory in element search\n");
ctxt->nbErrors++;
return(NULL);
}
} else if (max <= len) {
max *= 2;
ret = xmlRealloc(ret, (max + 1) * sizeof(xmlRelaxNGDefinePtr));
if (ret == NULL) {
if (ctxt->error != NULL)
ctxt->error(ctxt->userData,
"Out of memory in element search\n");
ctxt->nbErrors++;
return(NULL);
}
}
ret[len++] = def;
ret[len] = NULL;
} else if ((cur->type == XML_RELAXNG_CHOICE) ||
(cur->type == XML_RELAXNG_INTERLEAVE) ||
(cur->type == XML_RELAXNG_GROUP) ||
(cur->type == XML_RELAXNG_ONEORMORE) ||
(cur->type == XML_RELAXNG_ZEROORMORE)) {
/*
* Don't go within elements or attributes or string values.
* Just gather the element top list
*/
if (cur->content != NULL) {
parent = cur;
cur = cur->content;
tmp = cur;
while (tmp != NULL) {
tmp->parent = parent;
tmp = tmp->next;
}
continue;
}
}
if (cur == def) return(ret);
if (cur->next != NULL) {
cur = cur->next;
continue;
}
do {
cur = cur->parent;
if (cur == NULL) break;
if (cur == def) return(ret);
if (cur->next != NULL) {
cur = cur->next;
break;
}
} while (cur != NULL);
}
return(ret);
}
/**
* xmlRelaxNGComputeInterleaves:
* @def: the interleave definition
* @ctxt: a Relax-NG parser context
* @node: the data node.
*
* A lot of work for preprocessing interleave definitions
* is potentially needed to get a decent execution speed at runtime
* - trying to get a total order on the element nodes generated
* by the interleaves, order the list of interleave definitions
* following that order.
* - if <text/> is used to handle mixed content, it is better to
* flag this in the define and simplify the runtime checking
* algorithm
*/
static void
xmlRelaxNGComputeInterleaves(xmlRelaxNGDefinePtr def,
xmlRelaxNGParserCtxtPtr ctxt,
xmlChar *name ATTRIBUTE_UNUSED) {
xmlRelaxNGDefinePtr cur;
xmlRelaxNGDefinePtr *list = NULL;
xmlRelaxNGPartitionPtr partitions = NULL;
xmlRelaxNGInterleaveGroupPtr *groups = NULL;
xmlRelaxNGInterleaveGroupPtr group;
int i,j,ret;
int nbgroups = 0;
int nbchild = 0;
#ifdef DEBUG_INTERLEAVE
xmlGenericError(xmlGenericErrorContext,
"xmlRelaxNGComputeInterleaves(%s)\n",
name);
#endif
cur = def->content;
while (cur != NULL) {
nbchild++;
cur = cur->next;
}
#ifdef DEBUG_INTERLEAVE
xmlGenericError(xmlGenericErrorContext, " %d child\n", nbchild);
#endif
groups = (xmlRelaxNGInterleaveGroupPtr *)
xmlMalloc(nbchild * sizeof(xmlRelaxNGInterleaveGroupPtr));
if (groups == NULL)
goto error;
cur = def->content;
while (cur != NULL) {
list = xmlRelaxNGGetElements(ctxt, cur);
if (list != NULL) {
groups[nbgroups] = (xmlRelaxNGInterleaveGroupPtr)
xmlMalloc(sizeof(xmlRelaxNGInterleaveGroup));
if (groups[nbgroups] == NULL)
goto error;
groups[nbgroups]->rule = cur;
groups[nbgroups]->defs = list;
nbgroups++;
}
cur = cur->next;
}
list = NULL;
#ifdef DEBUG_INTERLEAVE
xmlGenericError(xmlGenericErrorContext, " %d groups\n", nbgroups);
#endif
/*
* Let's check that all rules makes a partitions according to 7.4
*/
partitions = (xmlRelaxNGPartitionPtr)
xmlMalloc(sizeof(xmlRelaxNGPartition));
if (partitions == NULL)
goto error;
partitions->nbgroups = nbgroups;
for (i = 0;i < nbgroups;i++) {
group = groups[i];
for (j = i+1;j < nbgroups;j++) {
if (groups[j] == NULL)
continue;
ret = xmlRelaxNGCompareElemDefLists(ctxt, group->defs,
groups[j]->defs);
if (ret == 0) {
if (ctxt->error != NULL)
ctxt->error(ctxt->userData,
"Element or text conflicts in interleave\n");
ctxt->nbErrors++;
}
}
}
partitions->groups = groups;
/*
* Free Up the child list, and save the partition list back in the def
*/
def->data = partitions;
return;
error:
if (ctxt->error != NULL)
ctxt->error(ctxt->userData,
"Out of memory in interleave computation\n");
ctxt->nbErrors++;
if (list == NULL)
xmlFree(list);
if (groups != NULL) {
for (i = 0;i < nbgroups;i++)
if (groups[i] != NULL) {
if (groups[i]->defs != NULL)
xmlFree(groups[i]->defs);
xmlFree(groups[i]);
}
xmlFree(groups);
}
xmlRelaxNGFreePartition(partitions);
}
/**
* xmlRelaxNGParseInterleave:
* @ctxt: a Relax-NG parser context
* @node: the data node.
*
* parse the content of a RelaxNG interleave node.
*
* Returns the definition pointer or NULL in case of error
*/
static xmlRelaxNGDefinePtr
xmlRelaxNGParseInterleave(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
xmlRelaxNGDefinePtr def = NULL;
xmlRelaxNGDefinePtr last = NULL, cur;
xmlNodePtr child;
def = xmlRelaxNGNewDefine(ctxt, node);
if (def == NULL) {
return(NULL);
}
def->type = XML_RELAXNG_INTERLEAVE;
if (ctxt->interleaves == NULL)
ctxt->interleaves = xmlHashCreate(10);
if (ctxt->interleaves == NULL) {
if (ctxt->error != NULL)
ctxt->error(ctxt->userData,
"Failed to create interleaves hash table\n");
ctxt->nbErrors++;
} else {
char name[32];
snprintf(name, 32, "interleave%d", ctxt->nbInterleaves++);
if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST name, def) < 0) {
if (ctxt->error != NULL)
ctxt->error(ctxt->userData,
"Failed to add %s to hash table\n", name);
ctxt->nbErrors++;
}
}
child = node->children;
while (child != NULL) {
if (IS_RELAXNG(child, "element")) {
cur = xmlRelaxNGParseElement(ctxt, child);
} else {
cur = xmlRelaxNGParsePattern(ctxt, child);
}
if (cur != NULL) {
cur->parent = def;
if (last == NULL) {
def->content = last = cur;
} else {
last->next = cur;
last = cur;
}
}
child = child->next;
}
return(def);
}
/**
* xmlRelaxNGParseDefine:
@ -1380,6 +1739,8 @@ xmlRelaxNGParsePattern(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
return(NULL);
def->type = XML_RELAXNG_LIST;
def->content = xmlRelaxNGParsePatterns(ctxt, node->children);
} else if (IS_RELAXNG(node, "interleave")) {
def = xmlRelaxNGParseInterleave(ctxt, node);
} else {
TODO
}
@ -1406,6 +1767,7 @@ xmlRelaxNGParseAttribute(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
if (ret == NULL)
return(NULL);
ret->type = XML_RELAXNG_ATTRIBUTE;
ret->parent = ctxt->def;
child = node->children;
if (child == NULL) {
if (ctxt->error != NULL)
@ -1441,6 +1803,7 @@ xmlRelaxNGParseAttribute(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
while (child != NULL) {
cur = xmlRelaxNGParsePattern(ctxt, child);
if (cur != NULL) {
cur->parent = ret;
switch (cur->type) {
case XML_RELAXNG_EMPTY:
case XML_RELAXNG_NOT_ALLOWED:
@ -1473,6 +1836,7 @@ xmlRelaxNGParseAttribute(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
last->next = cur;
last = cur;
}
cur->parent = ret;
break;
case XML_RELAXNG_ATTRIBUTE:
cur->next = ret->attrs;
@ -1506,6 +1870,7 @@ xmlRelaxNGParseElement(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
if (ret == NULL)
return(NULL);
ret->type = XML_RELAXNG_ELEMENT;
ret->parent = ctxt->def;
child = node->children;
if (child == NULL) {
if (ctxt->error != NULL)
@ -1547,6 +1912,7 @@ xmlRelaxNGParseElement(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
while (child != NULL) {
cur = xmlRelaxNGParsePattern(ctxt, child);
if (cur != NULL) {
cur->parent = ret;
switch (cur->type) {
case XML_RELAXNG_EMPTY:
case XML_RELAXNG_NOT_ALLOWED:
@ -1603,8 +1969,9 @@ xmlRelaxNGParseElement(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node) {
*/
static xmlRelaxNGDefinePtr
xmlRelaxNGParsePatterns(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) {
xmlRelaxNGDefinePtr def = NULL, last = NULL, cur;
xmlRelaxNGDefinePtr def = NULL, last = NULL, cur, parent;
parent = ctxt->def;
while (nodes != NULL) {
if (IS_RELAXNG(nodes, "element")) {
cur = xmlRelaxNGParseElement(ctxt, nodes);
@ -1619,6 +1986,7 @@ xmlRelaxNGParsePatterns(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) {
last->next = cur;
last = cur;
}
cur->parent = parent;
} else {
cur = xmlRelaxNGParsePattern(ctxt, nodes);
if (def == NULL) {
@ -1627,6 +1995,7 @@ xmlRelaxNGParsePatterns(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes) {
last->next = cur;
last = cur;
}
cur->parent = parent;
}
nodes = nodes->next;
}
@ -2160,6 +2529,8 @@ xmlRelaxNGFreeParserCtxt(xmlRelaxNGParserCtxtPtr ctxt) {
xmlFree(ctxt->URL);
if (ctxt->doc != NULL)
xmlFreeDoc(ctxt->doc);
if (ctxt->interleaves != NULL)
xmlHashFree(ctxt->interleaves, NULL);
xmlFree(ctxt);
}
@ -2433,6 +2804,13 @@ skip_children:
/*
* Check the ref/defines links
*/
/*
* try to preprocess interleaves
*/
if (ctxt->interleaves != NULL) {
xmlHashScan(ctxt->interleaves,
(xmlHashScanner)xmlRelaxNGComputeInterleaves, ctxt);
}
/*
* if there was a parsing error return NULL
@ -3099,6 +3477,321 @@ xmlRelaxNGValidateAttributeList(xmlRelaxNGValidCtxtPtr ctxt,
return(ret);
}
/**
* xmlRelaxNGValidateTryPermutation:
* @ctxt: a Relax-NG validation context
* @groups: the array of groups
* @nbgroups: the number of groups in the array
* @array: the permutation to try
* @len: the size of the set
*
* Try to validate a permutation for the group of definitions.
*
* Returns 0 if the validation succeeded or an error code.
*/
static int
xmlRelaxNGValidateTryPermutation(xmlRelaxNGValidCtxtPtr ctxt,
xmlRelaxNGDefinePtr rule,
xmlNodePtr *array, int len) {
int i, ret;
if (len > 0) {
/*
* One only need the next pointer set-up to do the validation
*/
for (i = 0;i < (len - 1);i++)
array[i]->next = array[i + 1];
array[i]->next = NULL;
/*
* Now try to validate the sequence
*/
ctxt->state->seq = array[0];
ret = xmlRelaxNGValidateDefinition(ctxt, rule);
} else {
ctxt->state->seq = NULL;
ret = xmlRelaxNGValidateDefinition(ctxt, rule);
}
/*
* the sequence must be fully consumed
*/
if (ctxt->state->seq != NULL)
return(-1);
return(ret);
}
/**
* xmlRelaxNGValidateWalkPermutations:
* @ctxt: a Relax-NG validation context
* @groups: the array of groups
* @nbgroups: the number of groups in the array
* @nodes: the set of nodes
* @array: the current state of the parmutation
* @len: the size of the set
* @level: a pointer to the level variable
* @k: the index in the array to fill
*
* Validate a set of nodes for a groups of definitions, will try the
* full set of permutations
*
* Returns 0 if the validation succeeded or an error code.
*/
static int
xmlRelaxNGValidateWalkPermutations(xmlRelaxNGValidCtxtPtr ctxt,
xmlRelaxNGDefinePtr rule, xmlNodePtr *nodes,
xmlNodePtr *array, int len,
int *level, int k) {
int i, ret;
if ((k >= 0) && (k < len))
array[k] = nodes[*level];
*level = *level + 1;
if (*level == len) {
ret = xmlRelaxNGValidateTryPermutation(ctxt, rule, array, len);
if (ret == 0)
return(0);
} else {
for (i = 0;i < len;i++) {
if (array[i] == NULL) {
ret = xmlRelaxNGValidateWalkPermutations(ctxt, rule,
nodes, array, len, level, i);
if (ret == 0)
return(0);
}
}
}
*level = *level - 1;
array[k] = NULL;
return(-1);
}
/**
* xmlRelaxNGNodeMatchesList:
* @node: the node
* @list: a NULL terminated array of definitions
*
* Check if a node can be matched by one of the definitions
*
* Returns 1 if matches 0 otherwise
*/
static int
xmlRelaxNGNodeMatchesList(xmlNodePtr node, xmlRelaxNGDefinePtr *list) {
xmlRelaxNGDefinePtr cur;
int i = 0;
if ((node == NULL) || (list == NULL))
return(0);
cur = list[i++];
while (cur != NULL) {
if ((node->type == XML_ELEMENT_NODE) &&
(cur->type == XML_RELAXNG_ELEMENT)) {
if (cur->name == NULL) {
if ((node->ns != NULL) &&
(xmlStrEqual(node->ns->href, cur->ns)))
return(1);
} else if (xmlStrEqual(cur->name, node->name)) {
if ((cur->ns == NULL) || (cur->ns[0] == 0)) {
if (node->ns == NULL)
return(1);
} else {
if ((node->ns != NULL) &&
(xmlStrEqual(node->ns->href, cur->ns)))
return(1);
}
}
} else if ((node->type == XML_TEXT_NODE) &&
(cur->type == XML_RELAXNG_TEXT)) {
return(1);
}
cur = list[i++];
}
return(0);
}
/**
* xmlRelaxNGValidatePartGroup:
* @ctxt: a Relax-NG validation context
* @groups: the array of groups
* @nbgroups: the number of groups in the array
* @nodes: the set of nodes
* @len: the size of the set of nodes
*
* Validate a set of nodes for a groups of definitions
*
* Returns 0 if the validation succeeded or an error code.
*/
static int
xmlRelaxNGValidatePartGroup(xmlRelaxNGValidCtxtPtr ctxt,
xmlRelaxNGInterleaveGroupPtr *groups,
int nbgroups, xmlNodePtr *nodes, int len) {
int level = -1, ret = -1, i, j, k;
xmlNodePtr *array = NULL, *list, oldseq;
xmlRelaxNGInterleaveGroupPtr group;
list = (xmlNodePtr *) xmlMalloc(len * sizeof(xmlNodePtr));
if (list == NULL) {
return(-1);
}
array = (xmlNodePtr *) xmlMalloc(len * sizeof(xmlNodePtr));
if (array == NULL) {
xmlFree(list);
return(-1);
}
memset(array, 0, len * sizeof(xmlNodePtr));
/*
* Partition the elements and validate the subsets.
*/
oldseq = ctxt->state->seq;
for (i = 0;i < nbgroups;i++) {
group = groups[i];
if (group == NULL)
continue;
k = 0;
for (j = 0;j < len;j++) {
if (nodes[j] == NULL)
continue;
if (xmlRelaxNGNodeMatchesList(nodes[j], group->defs)) {
list[k++] = nodes[j];
nodes[j] = NULL;
}
}
ctxt->state->seq = oldseq;
if (k > 1) {
memset(array, 0, k * sizeof(xmlNodePtr));
ret = xmlRelaxNGValidateWalkPermutations(ctxt, group->rule,
list, array, k, &level, -1);
} else {
ret = xmlRelaxNGValidateTryPermutation(ctxt, group->rule, list, k);
}
if (ret != 0) {
ctxt->state->seq = oldseq;
break;
}
}
xmlFree(list);
xmlFree(array);
return(ret);
}
/**
* xmlRelaxNGValidateInterleave:
* @ctxt: a Relax-NG validation context
* @define: the definition to verify
*
* Validate an interleave definition for a node.
*
* Returns 0 if the validation succeeded or an error code.
*/
static int
xmlRelaxNGValidateInterleave(xmlRelaxNGValidCtxtPtr ctxt,
xmlRelaxNGDefinePtr define) {
int ret = 0, nbchildren, nbtot, i, j;
xmlRelaxNGPartitionPtr partitions;
xmlNodePtr *children = NULL;
xmlNodePtr *order = NULL;
xmlNodePtr cur;
if (define->data != NULL) {
partitions = (xmlRelaxNGPartitionPtr) define->data;
} else {
VALID_CTXT();
VALID_ERROR("Internal: interleave block has no data\n");
return(-1);
}
/*
* Build the sequence of child and an array preserving the children
* initial order.
*/
cur = ctxt->state->seq;
nbchildren = 0;
nbtot = 0;
while (cur != NULL) {
if ((cur->type == XML_COMMENT_NODE) ||
(cur->type == XML_PI_NODE) ||
((cur->type == XML_TEXT_NODE) &&
(IS_BLANK_NODE(cur)))) {
nbtot++;
} else {
nbchildren++;
nbtot++;
}
cur = cur->next;
}
children = (xmlNodePtr *) xmlMalloc(nbchildren * sizeof(xmlNodePtr));
if (children == NULL)
goto error;
order = (xmlNodePtr *) xmlMalloc(nbtot * sizeof(xmlNodePtr));
if (order == NULL)
goto error;
cur = ctxt->state->seq;
i = 0;
j = 0;
while (cur != NULL) {
if ((cur->type == XML_COMMENT_NODE) ||
(cur->type == XML_PI_NODE) ||
((cur->type == XML_TEXT_NODE) &&
(IS_BLANK_NODE(cur)))) {
order[j++] = cur;
} else {
order[j++] = cur;
children[i++] = cur;
}
cur = cur->next;
}
/* TODO: retry with a maller set of child if there is a next... */
ret = xmlRelaxNGValidatePartGroup(ctxt, partitions->groups,
partitions->nbgroups, children, nbchildren);
if (ret == 0) {
ctxt->state->seq = NULL;
}
/*
* Cleanup: rebuid the child sequence and free the structure
*/
if (order != NULL) {
for (i = 0;i < nbtot;i++) {
if (i == 0)
order[i]->prev = NULL;
else
order[i]->prev = order[i - 1];
if (i == nbtot - 1)
order[i]->next = NULL;
else
order[i]->next = order[i + 1];
}
xmlFree(order);
}
if (children != NULL)
xmlFree(children);
return(ret);
error:
if (order != NULL) {
for (i = 0;i < nbtot;i++) {
if (i == 0)
order[i]->prev = NULL;
else
order[i]->prev = order[i - 1];
if (i == nbtot - 1)
order[i]->next = NULL;
else
order[i]->next = order[i + 1];
}
xmlFree(order);
}
if (children != NULL)
xmlFree(children);
return(-1);
}
/**
* xmlRelaxNGValidateElementContent:
* @ctxt: a Relax-NG validation context
@ -3342,7 +4035,7 @@ xmlRelaxNGValidateDefinition(xmlRelaxNGValidCtxtPtr ctxt,
break;
}
case XML_RELAXNG_INTERLEAVE:
TODO
ret = xmlRelaxNGValidateInterleave(ctxt, define);
break;
case XML_RELAXNG_ATTRIBUTE:
ret = xmlRelaxNGValidateAttribute(ctxt, define);

View File

@ -1,3 +1,3 @@
error detected at relaxng.c:3195
error detected at relaxng.c:3243
error detected at relaxng.c:3888
error detected at relaxng.c:3936
xmlRelaxNGValidateDefinition(): validated card : -1

View File

@ -1,5 +1,5 @@
xmlRelaxNGValidateAttribute(name): -1
xmlRelaxNGValidateDefinition(): validated email : 0
xmlRelaxNGValidateDefinition(): validated card : -1
error detected at relaxng.c:3243
error detected at relaxng.c:3936
xmlRelaxNGValidateDefinition(): validated addressBook : -1

View File

@ -1,3 +1,3 @@
error detected at relaxng.c:3373
error detected at relaxng.c:4066
xmlRelaxNGValidateDefinition(): validated note : 0
xmlRelaxNGValidateDefinition(): validated bad : -1

View File

@ -1,5 +1,5 @@
xmlRelaxNGValidateAttribute(preferredFormat): -1
xmlRelaxNGValidateAttribute(email): 0
xmlRelaxNGValidateAttribute(name): 0
error detected at relaxng.c:3251
error detected at relaxng.c:3944
xmlRelaxNGValidateDefinition(): validated card : -1

View File

@ -1,5 +1,5 @@
xmlRelaxNGValidateDefinition(): validated name : 0
xmlRelaxNGValidateDefinition(): validated email : 0
error detected at relaxng.c:3243
error detected at relaxng.c:3936
xmlRelaxNGValidateDefinition(): validated preferredFormat : -1
xmlRelaxNGValidateDefinition(): validated card : -1

View File

@ -1,5 +1,5 @@
xmlRelaxNGValidateAttribute(preferredFormat): -1
xmlRelaxNGValidateAttribute(email): 0
xmlRelaxNGValidateAttribute(name): 0
error detected at relaxng.c:3251
error detected at relaxng.c:3944
xmlRelaxNGValidateDefinition(): validated card : -1

View File

@ -1,5 +1,5 @@
Unimplemented block at xmlschemastypes.c:1132
error detected at relaxng.c:2769
error detected at relaxng.c:3427
error detected at relaxng.c:3243
error detected at relaxng.c:3147
error detected at relaxng.c:4120
error detected at relaxng.c:3936
xmlRelaxNGValidateDefinition(): validated vector : -1

View File

@ -1,6 +1,6 @@
Unimplemented block at xmlschemastypes.c:1132
Unimplemented block at xmlschemastypes.c:1132
error detected at relaxng.c:2957
error detected at relaxng.c:3427
error detected at relaxng.c:3243
error detected at relaxng.c:3335
error detected at relaxng.c:4120
error detected at relaxng.c:3936
xmlRelaxNGValidateDefinition(): validated vector : -1

View File

@ -1,3 +1,3 @@
error detected at relaxng.c:2932
error detected at relaxng.c:3427
error detected at relaxng.c:3310
error detected at relaxng.c:4120
xmlRelaxNGValidateDefinition(): validated vector : -1

View File

@ -0,0 +1 @@
./test/relaxng/tutor8_1_1.xml validates

View File

@ -0,0 +1,7 @@
xmlRelaxNGComputeInterleaves(interleave0)
2 child
2 groups
xmlRelaxNGValidateDefinition(): validated name : 0
xmlRelaxNGValidateDefinition(): validated email : 0
xmlRelaxNGValidateDefinition(): validated card : 0
xmlRelaxNGValidateDefinition(): validated addressBook : 0

View File

@ -0,0 +1 @@
<path>1.2 3.4</path>

View File

@ -0,0 +1 @@
<path>1.2 3.4 5 6 7 8</path>

View File

@ -0,0 +1 @@
<path> 1.2 3.4 5 6 </path>

View File

@ -0,0 +1 @@
<path>1.2 3.4 5.6</path>

View File

@ -0,0 +1 @@
<path>1.2</path>

15
test/relaxng/tutor8_1.rng Normal file
View File

@ -0,0 +1,15 @@
<element name="addressBook" xmlns="http://relaxng.org/ns/structure/1.0">
<zeroOrMore>
<element name="card">
<interleave>
<element name="name">
<text/>
</element>
<element name="email">
<text/>
</element>
</interleave>
</element>
</zeroOrMore>
</element>

View File

@ -0,0 +1,6 @@
<addressBook>
<card>
<email>b@b</email>
<name>b</name>
</card>
</addressBook>