--- /dev/null
+<?php
+
+function XML_Template_process_file($filename, $obj, $clean = 1)
+{
+ $doc = domxml_open_file($filename);
+ XML_Template_process($doc, $obj, $clean);
+ return $doc;
+}
+
+function XML_Template_process($node, $obj, $clean = 1)
+{
+ if (is_a($obj, 'domnode')) { # overwrite
+ foreach ($node->child_nodes() as $child) {
+ $node->remove_child($child);
+ }
+
+ if (is_a($obj, 'domdocument')) {
+ $obj = $obj->document_element();
+ }
+
+ $newobj = own_clone_node($obj, $node->owner_document());
+ $node->append_child($newobj);
+
+ XML_Template_process($newobj, array(), $clean);
+ } else if (!is_array($obj)) { # overwrite
+ foreach ($node->child_nodes() as $child) {
+ $node->remove_child($child);
+ }
+ $doc = $node->owner_document();
+ $node->add_child($doc->create_text_node($obj));
+ } else if (is_associative_array($obj)) { # substitute
+ foreach ($node->child_nodes() as $child) {
+ $processed = false;
+
+ if ($child->node_type() == XML_ELEMENT_NODE) {
+ unset($id);
+
+ $tag = $child->node_name();
+ $attrs = $child->attributes();
+ if (isset($attrs)) {
+ foreach ($child->attributes() as $attr) {
+ if ($attr->namespace_uri() == 'http://template.sesse.net/' && $attr->name() == 'id') {
+ $id = $attr->value();
+ if ($clean) {
+ $attr->unlink_node();
+ }
+ }
+ }
+ }
+
+ # check all substitutions to see if we found anything
+ # appropriate
+ foreach (array_keys($obj) as $key) {
+ # FIXME: we would want something like \Q and \E here...
+ if (preg_match('/^' . $tag . '\/(.*)$/', $key, $matches) ||
+ (isset($id) && preg_match('/^#' . $id . '\/(.*)$/', $key, $matches))) {
+ $child->set_attribute($matches[1], $obj[$key]);
+ }
+
+ if ($processed) {
+ continue;
+ }
+ if ($key == $tag || (isset($id) && $key == ('#'.$id))) {
+ XML_Template_process($child, $obj[$key], $clean);
+ $processed = true;
+ }
+ }
+ }
+
+ if (!$processed) {
+ XML_Template_process($child, $obj, $clean);
+ }
+ }
+ } else { # repeat
+ $doc = $node->owner_document();
+ $frag = $doc->create_element("temporary-fragment"); # ugh
+
+ foreach ($node->child_nodes() as $child) {
+ $frag->append_child($child);
+ $node->remove_child($child);
+ }
+
+ foreach ($obj as $instance) {
+ if (!isset($instance)) {
+ continue;
+ }
+
+ $newnode = own_clone_node($frag, $frag->owner_document());
+ $node->append_child($newnode);
+ XML_Template_process($newnode, $instance, $clean);
+ if ($clean) {
+ XML_Template_clean($newnode);
+ }
+ }
+
+ # remove all the <fragment> tags
+
+ foreach ($node->child_nodes() as $child) {
+ if ($child->name() != 'temporary-fragment') {
+ continue;
+ }
+ foreach ($child->child_nodes() as $child2) {
+ $node->append_child($child2);
+ }
+ $node->remove_child($child);
+ }
+ }
+
+ if ($clean) {
+ XML_Template_clean($node);
+ }
+}
+
+function XML_Template_clean($node)
+{
+ if ($node->node_type() == XML_ELEMENT_NODE) {
+ if ($node->namespace_uri() != 'http://template.sesse.net/') {
+ return;
+ }
+
+ # as this is a dummy node, we want to remove it and move everything further up
+ # after we've done any required replacements
+ $doc = $node->owner_document();
+ $parent = $node->parent_node();
+ foreach ($node->child_nodes() as $child) {
+ $node->remove_child($child);
+ $node->insert_before($child, $node);
+ }
+ $parent->remove_child($node);
+ }
+}
+
+# FIXME: use varargs here
+function XML_Template_alternate($tag, $array, $elems)
+{
+ $num = count($elems);
+
+ for ($i = 0, $j = 0; $i < count($array); $i++) {
+ if (isset($array[$i])) {
+ $array[$i][$tag] = $elems[$j++ % $num];
+ }
+ }
+
+ return $array;
+}
+
+# Ideally, this would be "return $obj->clone_node(true)". But surprise, surprise,
+# PHP is buggy (at least PHP4); it removes the prefix information from all attributes
+# during a clone. IOW, we'll have to clone evverything ourselves.
+function own_clone_node($node, $doc)
+{
+ // we only need these two
+ if ($node->node_type() == XML_ELEMENT_NODE) {
+ $nsuri = $node->namespace_uri();
+ if (isset($nsuri)) {
+ $newnode = $doc->create_element_ns($node->namespace_uri(), $node->node_name(), $node->prefix());
+ } else {
+ $newnode = $doc->create_element($node->node_name());
+ }
+
+ $attrs = $node->attributes();
+ if (isset($attrs)) {
+ foreach ($node->attributes() as $attr) {
+ $attr2 = $doc->create_attribute($attr->name(), $attr->value());
+ $nsuri = $attr->namespace_uri();
+ if (isset($nsuri)) {
+ $attr2->set_namespace($nsuri, $attr->prefix());
+ }
+ $newnode->append_child($attr2);
+ }
+ }
+ foreach ($node->child_nodes() as $child) {
+ $newnode->append_child(own_clone_node($child, $doc));
+ }
+ return $newnode;
+ } else {
+ return $node->clone_node(true);
+ }
+}
+
+function is_associative_array($arr)
+{
+ if (!is_array($arr)) {
+ return false;
+ }
+ $diff = array_diff(range(0, count($arr) - 1), array_keys($arr));
+ return (count($diff) > 0);
+}
+?>
projects / xml-template / commitdiff