X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=php5%2Fxml-template.php;h=e6a4e1909d2f0dc4153fbd644ec6797b0040587c;hb=1725768e2eaf68a1445f1aef9d95da0bf461e88b;hp=e6f92c21888135ef9038a9d79965a85f7d67a5aa;hpb=19ada1f1ca1872cfe3210d62b0633702b8d46f51;p=xml-template diff --git a/php5/xml-template.php b/php5/xml-template.php index e6f92c2..e6a4e19 100644 --- a/php5/xml-template.php +++ b/php5/xml-template.php @@ -10,45 +10,63 @@ function XML_Template_process_file($filename, $obj, $clean = 1) function XML_Template_process($node, $obj, $clean = 1) { - if (is_a($obj, 'domnode')) { # overwrite - for ($i = 0; $i < $node->childNodes->length; ++$i) { - $child = $node->childNodes->item($i); + if (is_a($obj, 'DOMNode')) { # overwrite + while ($node->childNodes->length > 0) { + $child = $node->childNodes->item(0); $node->removeChild($child); } - if (is_a($obj, 'domdocument')) { - $obj = $obj->document_element(); + if (is_a($obj, 'DOMDocument')) { + $obj = $obj->documentElement; } - $newobj = own_clone_node($obj, $node->ownerDocument); - $node->appendChild($newobj); - - XML_Template_process($newobj, array(), $clean); + $frag = $node->ownerDocument->createDocumentFragment(); + $frag->appendChild($node->ownerDocument->importNode($obj, true)); + XML_Template_process($frag, array(), $clean); + $node->appendChild($frag); } else if (!is_array($obj)) { # overwrite - for ($i = 0; $i < $node->childNodes->length; ++$i) { - $child = $node->childNodes->item($i); - $node->removeChild($child); + while ($node->childNodes->length > 0) { + $node->removeChild($node->firstChild); } $doc = $node->ownerDocument; $node->appendChild($doc->createTextNode($obj)); } else if (is_associative_array($obj)) { # substitute - for ($i = 0; $i < $node->childNodes->length; ++$i) { - $child = $node->childNodes->item($i); + $num_children = ($node->childNodes == null) ? 0 : $node->childNodes->length; + $children = array(); + for ($i = 0; $i < $num_children; ++$i) { + $children[] = $node->childNodes->item($i); + } + + for ($i = 0; $i < $num_children; ++$i) { + $child = $children[$i]; $processed = false; if ($child->nodeType == XML_ELEMENT_NODE) { unset($id); - $tag = $child->nodeName; + $tag = $child->localName; $attrs = $child->attributes; + if (isset($attrs)) { - foreach ($child->attributes as $attr) { - if ($attr->namespaceURI == 'http://template.sesse.net/' && $attr->name == 'id') { - $id = $attr->value; - if ($clean) { - # $attr->unlinkNode(); - } + $replace_child = 0; + $id_node = $child->getAttributeNodeNS('http://template.sesse.net/', 'id'); + if (isset($id_node)) { + $id = $id_node->value; + if ($clean) { + $child->removeAttributeNode($id_node); + $replace_child = 1; + } + } + + # This seems to be the only way to reliably get rid of the excess + # XML namespace declarations. + if ($replace_child == 1) { + $newchild = own_clone_element($child, $child->ownerDocument); + while ($child->childNodes->length > 0) { + $newchild->appendChild($child->firstChild); } + $node->replaceChild($newchild, $child); + $child = $newchild; } } @@ -58,7 +76,7 @@ function XML_Template_process($node, $obj, $clean = 1) # 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]); + $child->setAttribute($matches[1], $obj[$key]); } if ($processed) { @@ -77,12 +95,12 @@ function XML_Template_process($node, $obj, $clean = 1) } } else { # repeat $doc = $node->ownerDocument; - $frag = $doc->createElement("temporary-fragment"); # ugh + $frag = $doc->createDocumentFragment(); - for ($i = 0; $i < $node->childNodes->length; ++$i) { - $child = $node->childNodes->item($i); - $frag->appendChild($child); + while ($node->childNodes->length > 0) { + $child = $node->childNodes->item(0); $node->removeChild($child); + $frag->appendChild($child); } foreach ($obj as $instance) { @@ -91,26 +109,13 @@ function XML_Template_process($node, $obj, $clean = 1) } $newnode = own_clone_node($frag, $frag->ownerDocument); - $node->appendChild($newnode); XML_Template_process($newnode, $instance, $clean); + + $node->appendChild($newnode); if ($clean) { XML_Template_clean($newnode); } } - - # remove all the tags - - for ($i = 0; $i < $node->childNodes->length; ++$i) { - $child = $node->childNodes->item($i); - if ($child->name != 'temporary-fragment') { - continue; - } - for ($j = 0; $j < $child->childNodes->length; ++$j) { - $child2 = $child->childNodes->item($j); - $node->appendChild($child2); - } - $node->removeChild($child); - } } if ($clean) { @@ -129,10 +134,11 @@ function XML_Template_clean($node) # after we've done any required replacements $doc = $node->ownerDocument; $parent = $node->parentNode; - for ($i = 0; $i < $node->childNodes->length; ++$i) { - $child = $node->childNodes->item($i); + + while ($node->childNodes->length > 0) { + $child = $node->childNodes->item(0); $node->removeChild($child); - $node->insert_before($child, $node); + $parent->insertBefore(own_clone_node($child, $doc), $node); } $parent->removeChild($node); } @@ -152,39 +158,61 @@ function XML_Template_alternate($tag, $array, $elems) 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. +# Ideally, this would be "return $obj->clone_node(true)". But surprise, +# surprise, PHP is buggy; it does not preserve the prefix information on +# attributes properly during a clone. (PHP4 and PHP5 are broken in different +# ways here...) IOW, we'll have to clone everything ourselves. function own_clone_node($node, $doc) { // we only need these two - if ($node->nodeType == XML_ELEMENT_NODE) { - $nsuri = $node->namespaceURI; - if (isset($nsuri)) { - $newnode = $doc->createElementNS($node->namespaceURI, $node->nodeName, $node->prefix()); - } else { - $newnode = $doc->createElement($node->nodeName); - } - - $attrs = $node->attributes; - if (isset($attrs)) { - foreach ($node->attributes as $attr) { - $attr2 = $doc->createAttribute($attr->name, $attr->value); - $nsuri = $attr->namespaceURI; - if (isset($nsuri)) { - $attr2->set_namespace($nsuri, $attr->prefix); - } - $newnode->appendChild($attr2); - } + if ($node->nodeType == XML_DOCUMENT_FRAG_NODE) { + $newnode = $doc->createDocumentFragment(); + + for ($i = 0; $i < $node->childNodes->length; ++$i) { + $child = $node->childNodes->item($i); + $newnode->appendChild(own_clone_node($child, $doc)); } + return $newnode; + } else if ($node->nodeType == XML_ELEMENT_NODE) { + $newnode = own_clone_element($node, $doc); for ($i = 0; $i < $node->childNodes->length; ++$i) { $child = $node->childNodes->item($i); $newnode->appendChild(own_clone_node($child, $doc)); } return $newnode; } else { - return $node->clone_node(true); + return $node->cloneNode(true); + } +} + +function own_clone_element($node, $doc) +{ + $nsuri = $node->namespaceURI; + if (isset($nsuri) && $node->prefix != "default") { + $newnode = $doc->createElementNS($node->namespaceURI, $node->nodeName, $node->prefix); + + // remove useless empty text child + $newnode->removeChild($newnode->firstChild); + } else { + $newnode = $doc->createElement($node->localName); + } + + $attrs = $node->attributes; + if (isset($attrs)) { + foreach ($node->attributes as $attr) { + $nsuri = $attr->namespaceURI; + if (isset($nsuri) && $attr->prefix != "default") { + $attr2 = $doc->createAttributeNS($nsuri, $attr->prefix . ":" . $attr->name); + } else { + $attr2 = $doc->createAttribute($attr->localName); + } + + # You've got to be kidding me... + $attr2->value = preg_replace("/&/", "&", $attr->value); + $newnode->appendChild($attr2); + } } + return $newnode; } function is_associative_array($arr)