<?php
namespace pQuery; if (!defined('ABSPATH')) exit; class DomNode implements IQuery { const NODE_ELEMENT = 0; const NODE_TEXT = 1; const NODE_COMMENT = 2; const NODE_CONDITIONAL = 3; const NODE_CDATA = 4; const NODE_DOCTYPE = 5; const NODE_XML = 6; const NODE_ASP = 7; const NODE_TYPE = self::NODE_ELEMENT; var $selectClass = 'pQuery\\HtmlSelector'; var $parserClass = 'pQuery\\Html5Parser'; var $childClass = __CLASS__; var $childClass_Text = 'pQuery\\TextNode'; var $childClass_Comment = 'pQuery\\CommentNode'; var $childClass_Conditional = 'pQuery\\ConditionalTagNode'; var $childClass_CDATA = 'pQuery\\CdataNode'; var $childClass_Doctype = 'pQuery\\DoctypeNode'; var $childClass_XML = 'pQuery\\XmlNode'; var $childClass_ASP = 'pQuery\\AspEmbeddedNode'; var $parent = null; var $attributes = array(); var $attributes_ns = null; var $children = array(); var $tag = ''; var $tag_ns = null; var $self_close = false; var $self_close_str = ' /'; var $attribute_shorttag = true; var $filter_map = array( 'root' => 'filter_root', 'nth-child' => 'filter_nchild', 'eq' => 'filter_nchild', 'gt' => 'filter_gt', 'lt' => 'filter_lt', 'nth-last-child' => 'filter_nlastchild', 'nth-of-type' => 'filter_ntype', 'nth-last-of-type' => 'filter_nlastype', 'odd' => 'filter_odd', 'even' => 'filter_even', 'every' => 'filter_every', 'first-child' => 'filter_first', 'last-child' => 'filter_last', 'first-of-type' => 'filter_firsttype', 'last-of-type' => 'filter_lasttype', 'only-child' => 'filter_onlychild', 'only-of-type' => 'filter_onlytype', 'empty' => 'filter_empty', 'not-empty' => 'filter_notempty', 'has-text' => 'filter_hastext', 'no-text' => 'filter_notext', 'lang' => 'filter_lang', 'contains' => 'filter_contains', 'has' => 'filter_has', 'not' => 'filter_not', 'element' => 'filter_element', 'text' => 'filter_text', 'comment' => 'filter_comment', 'checked' => 'filter_checked', 'selected' => 'filter_selected', ); function __construct($tag, $parent) { $this->parent = $parent; if (is_string($tag)) { $this->tag = $tag; } else { $this->tag = $tag['tag_name']; $this->self_close = $tag['self_close']; $this->attributes = $tag['attributes']; } } function __destruct() { $this->delete(); } function __toString() { return (($this->tag === '~root~') ? $this->toString(true, true, 1) : $this->tag); } function __get($attribute) { return $this->getAttribute($attribute); } function __set($attribute, $value) { $this->setAttribute($attribute, $value); } function __isset($attribute) { return $this->hasAttribute($attribute); } function __unset($attribute) { return $this->deleteAttribute($attribute); } function __invoke($query = '*') { return $this->query($query); } function dumpLocation() { return (($this->parent) ? (($p = $this->parent->dumpLocation()) ? $p.' > ' : '').$this->tag.'('.$this->typeIndex().')' : ''); } protected function toString_attributes() { $s = ''; foreach($this->attributes as $a => $v) { $s .= ' '.$a; if ((!$this->attribute_shorttag) || ($v !== $a)) { $quote = (strpos($v, '"') === false) ? '"' : "'"; $s .= '='.$quote.$v.$quote; } } return $s; } protected function toString_content($attributes = true, $recursive = true, $content_only = false) { $s = ''; foreach($this->children as $c) { $s .= $c->toString($attributes, $recursive, $content_only); } return $s; } function toString($attributes = true, $recursive = true, $content_only = false) { if ($content_only) { if (is_int($content_only)) { --$content_only; } return $this->toString_content($attributes, $recursive, $content_only); } $s = '<'.$this->tag; if ($attributes) { $s .= $this->toString_attributes(); } if ($this->self_close) { $s .= $this->self_close_str.'>'; } else { $s .= '>'; if($recursive) { $s .= $this->toString_content($attributes); } $s .= '</'.$this->tag.'>'; } return $s; } function getOuterText() { return html_entity_decode($this->toString(), ENT_QUOTES); } function setOuterText($text, $parser = null) { if (trim($text)) { $index = $this->index(); if ($parser === null) { $parser = new $this->parserClass(); } $parser->setDoc($text); $parser->parse_all(); $parser->root->moveChildren($this->parent, $index); } $this->delete(); return (($parser && $parser->errors) ? $parser->errors : true); } function html($value = null) { if ($value !== null) { $this->setInnerText($value); } return $this->getInnerText(); } function getInnerText() { return html_entity_decode($this->toString(true, true, 1), ENT_QUOTES); } function setInnerText($text, $parser = null) { $this->clear(); if (trim($text)) { if ($parser === null) { $parser = new $this->parserClass(); } $parser->root =& $this; $parser->setDoc($text); $parser->parse_all(); } return (($parser && $parser->errors) ? $parser->errors : true); } function getPlainText() { return preg_replace('`\s+`', ' ', html_entity_decode($this->toString(true, true, true), ENT_QUOTES)); } function getPlainTextUTF8() { $txt = $this->toString(true, true, true); $enc = $this->getEncoding(); if ($enc !== false) { $txt = mb_convert_encoding($txt, 'UTF-8', $enc); } return preg_replace('`\s+`', ' ', html_entity_decode($txt, ENT_QUOTES, 'UTF-8')); } function setPlainText($text) { $this->clear(); if (trim($text)) { $this->addText(htmlentities($text, ENT_QUOTES)); } } function delete() { if (($p = $this->parent) !== null) { $this->parent = null; $p->deleteChild($this); } else { $this->clear(); } } function detach($move_children_up = false) { if (($p = $this->parent) !== null) { $index = $this->index(); $this->parent = null; if ($move_children_up) { $this->moveChildren($p, $index); } $p->deleteChild($this, true); } } function clear() { foreach($this->children as $c) { $c->parent = null; $c->delete(); } $this->children = array(); } function getRoot() { $r = $this->parent; $n = ($r === null) ? null : $r->parent; while ($n !== null) { $r = $n; $n = $r->parent; } return $r; } function changeParent($to, &$index = null) { if ($this->parent !== null) { $this->parent->deleteChild($this, true); } $this->parent = $to; if ($index !== false) { $new_index = $this->index(); if (!(is_int($new_index) && ($new_index >= 0))) { $this->parent->addChild($this, $index); } } } function hasParent($tag = null, $recursive = false) { if ($this->parent !== null) { if ($tag === null) { return true; } elseif (is_string($tag)) { return (($this->parent->tag === $tag) || ($recursive && $this->parent->hasParent($tag))); } elseif (is_object($tag)) { return (($this->parent === $tag) || ($recursive && $this->parent->hasParent($tag))); } } return false; } function isParent($tag, $recursive = false) { return ($this->hasParent($tag, $recursive) === ($tag !== null)); } function isText() { return false; } function isComment() { return false; } function isTextOrComment() { return false; } function move($to, &$new_index = -1) { $this->changeParent($to, $new_index); } function moveChildren($to, &$new_index = -1, $start = 0, $end = -1) { if ($end < 0) { $end += count($this->children); } for ($i = $start; $i <= $end; $i++) { $this->children[$start]->changeParent($to, $new_index); } } function index($count_all = true) { if (!$this->parent) { return -1; } elseif ($count_all) { return $this->parent->findChild($this); } else{ $index = -1; foreach(array_keys($this->parent->children) as $k) { if (!$this->parent->children[$k]->isTextOrComment()) { ++$index; } if ($this->parent->children[$k] === $this) { return $index; } } return -1; } } function setIndex($index) { if ($this->parent) { if ($index > $this->index()) { --$index; } $this->delete(); $this->parent->addChild($this, $index); } } function typeIndex() { if (!$this->parent) { return -1; } else { $index = -1; foreach(array_keys($this->parent->children) as $k) { if (strcasecmp($this->tag, $this->parent->children[$k]->tag) === 0) { ++$index; } if ($this->parent->children[$k] === $this) { return $index; } } return -1; } } function indent() { return (($this->parent) ? $this->parent->indent() + 1 : -1); } function getSibling($offset = 1) { $index = $this->index() + $offset; if (($index >= 0) && ($index < $this->parent->childCount())) { return $this->parent->getChild($index); } else { return null; } } function getNextSibling($skip_text_comments = true) { $offset = 1; while (($n = $this->getSibling($offset)) !== null) { if ($skip_text_comments && ($n->tag[0] === '~')) { ++$offset; } else { break; } } return $n; } function getPreviousSibling($skip_text_comments = true) { $offset = -1; while (($n = $this->getSibling($offset)) !== null) { if ($skip_text_comments && ($n->tag[0] === '~')) { --$offset; } else { break; } } return $n; } function getNamespace() { if ($this->tag_ns === null) { $a = explode(':', $this->tag, 2); if (empty($a[1])) { $this->tag_ns = array('', $a[0]); } else { $this->tag_ns = array($a[0], $a[1]); } } return $this->tag_ns[0]; } function setNamespace($ns) { if ($this->getNamespace() !== $ns) { $this->tag_ns[0] = $ns; $this->tag = $ns.':'.$this->tag_ns[1]; } } function getTag() { if ($this->tag_ns === null) { $this->getNamespace(); } return $this->tag_ns[1]; } function setTag($tag, $with_ns = false) { $with_ns = $with_ns || (strpos($tag, ':') !== false); if ($with_ns) { $this->tag = $tag; $this->tag_ns = null; } elseif ($this->getTag() !== $tag) { $this->tag_ns[1] = $tag; $this->tag = (($this->tag_ns[0]) ? $this->tag_ns[0].':' : '').$tag; } } function getEncoding() { $root = $this->getRoot(); if ($root !== null) { if ($enc = $root->select('meta[charset]', 0, true, true)) { return $enc->getAttribute("charset"); } elseif ($enc = $root->select('"?xml"[encoding]', 0, true, true)) { return $enc->getAttribute("encoding"); } elseif ($enc = $root->select('meta[content*="charset="]', 0, true, true)) { $enc = $enc->getAttribute("content"); return substr($enc, strpos($enc, "charset=")+8); } } return false; } function childCount($ignore_text_comments = false) { if (!$ignore_text_comments) { return count($this->children); } else{ $count = 0; foreach(array_keys($this->children) as $k) { if (!$this->children[$k]->isTextOrComment()) { ++$count; } } return $count; } } function findChild($child) { return array_search($child, $this->children, true); } function hasChild($child) { return ((bool) findChild($child)); } function &getChild($child, $ignore_text_comments = false) { if (!is_int($child)) { $child = $this->findChild($child); } elseif ($child < 0) { $child += $this->childCount($ignore_text_comments); } if ($ignore_text_comments) { $count = 0; $last = null; foreach(array_keys($this->children) as $k) { if (!$this->children[$k]->isTextOrComment()) { if ($count++ === $child) { return $this->children[$k]; } $last = $this->children[$k]; } } return (($child > $count) ? $last : null); } else { return $this->children[$child]; } } function &addChild($tag, &$offset = null) { if (is_array($tag)) { $tag = new $this->childClass($tag, $this); } elseif (is_string($tag)) { $nodes = $this->createNodes($tag); $tag = array_shift($nodes); if ($tag && $tag->parent !== $this) { $index = false; $tag->changeParent($this, $index); } } elseif (is_object($tag) && $tag->parent !== $this) { $index = false; $tag->changeParent($this, $index); } if (is_int($offset) && ($offset < count($this->children)) && ($offset !== -1)) { if ($offset < 0) { $offset += count($this->children); } array_splice($this->children, $offset++, 0, array(&$tag)); } else { $this->children[] =& $tag; } return $tag; } function &firstChild($ignore_text_comments = false) { return $this->getChild(0, $ignore_text_comments); } function &lastChild($ignore_text_comments = false) { return $this->getChild(-1, $ignore_text_comments); } function &insertChild($tag, $index) { return $this->addChild($tag, $index); } function &addText($text, &$offset = null) { return $this->addChild(new $this->childClass_Text($this, $text), $offset); } function &addComment($text, &$offset = null) { return $this->addChild(new $this->childClass_Comment($this, $text), $offset); } function &addConditional($condition, $hidden = true, &$offset = null) { return $this->addChild(new $this->childClass_Conditional($this, $condition, $hidden), $offset); } function &addCDATA($text, &$offset = null) { return $this->addChild(new $this->childClass_CDATA($this, $text), $offset); } function &addDoctype($dtd, &$offset = null) { return $this->addChild(new $this->childClass_Doctype($this, $dtd), $offset); } function &addXML($tag = 'xml', $text = '', $attributes = array(), &$offset = null) { return $this->addChild(new $this->childClass_XML($this, $tag, $text, $attributes), $offset); } function &addASP($tag = '', $text = '', $attributes = array(), &$offset = null) { return $this->addChild(new $this->childClass_ASP($this, $tag, $text, $attributes), $offset); } function deleteChild($child, $soft_delete = false) { if (is_object($child)) { $child = $this->findChild($child); } elseif ($child < 0) { $child += count($this->children); } if (!$soft_delete) { $this->children[$child]->delete(); } unset($this->children[$child]); $tmp = array(); foreach(array_keys($this->children) as $k) { $tmp[] =& $this->children[$k]; } $this->children = $tmp; } function wrap($node, $wrap_index = -1, $node_index = null) { if ($node_index === null) { $node_index = $this->index(); } if (!is_object($node)) { $node = $this->parent->addChild($node, $node_index); } elseif ($node->parent !== $this->parent) { $node->changeParent($this->parent, $node_index); } $this->changeParent($node, $wrap_index); return $node; } function wrapInner($node, $start = 0, $end = -1, $wrap_index = -1, $node_index = null) { if ($end < 0) { $end += count($this->children); } if ($node_index === null) { $node_index = $end + 1; } if (!is_object($node)) { $node = $this->addChild($node, $node_index); } elseif ($node->parent !== $this) { $node->changeParent($this->parent, $node_index); } $this->moveChildren($node, $wrap_index, $start, $end); return $node; } function attributeCount() { return count($this->attributes); } protected function findAttribute($attr, $compare = 'total', $case_sensitive = false) { if (is_int($attr)) { if ($attr < 0) { $attr += count($this->attributes); } $keys = array_keys($this->attributes); return $this->findAttribute($keys[$attr], 'total', true); } else if ($compare === 'total') { $b = explode(':', $attr, 2); if ($case_sensitive) { $t =& $this->attributes; } else { $t = array_change_key_case($this->attributes); $attr = strtolower($attr); } if (isset($t[$attr])) { $index = 0; foreach($this->attributes as $a => $v) { if (($v === $t[$attr]) && (strcasecmp($a, $attr) === 0)) { $attr = $a; $b = explode(':', $attr, 2); break; } ++$index; } if (empty($b[1])) { return array(array('', $b[0], $attr, $index)); } else { return array(array($b[0], $b[1], $attr, $index)); } } else { return false; } } else { if ($this->attributes_ns === null) { $index = 0; foreach($this->attributes as $a => $v) { $b = explode(':', $a, 2); if (empty($b[1])) { $this->attributes_ns[$b[0]][] = array('', $b[0], $a, $index); } else { $this->attributes_ns[$b[1]][] = array($b[0], $b[1], $a, $index); } ++$index; } } if ($case_sensitive) { $t =& $this->attributes_ns; } else { $t = array_change_key_case($this->attributes_ns); $attr = strtolower($attr); } if ($compare === 'namespace') { $res = array(); foreach($t as $ar) { foreach($ar as $a) { if ($a[0] === $attr) { $res[] = $a; } } } return $res; } elseif ($compare === 'name') { return ((isset($t[$attr])) ? $t[$attr] : false); } else { trigger_error('Unknown comparison mode'); } } } function hasAttribute($attr, $compare = 'total', $case_sensitive = false) { return ((bool) $this->findAttribute($attr, $compare, $case_sensitive)); } function getAttributeNS($attr, $compare = 'name', $case_sensitive = false) { $f = $this->findAttribute($attr, $compare, $case_sensitive); if (is_array($f) && $f) { if (count($f) === 1) { return $this->attributes[$f[0][0]]; } else { $res = array(); foreach($f as $a) { $res[] = $a[0]; } return $res; } } else { return false; } } function setAttributeNS($attr, $namespace, $compare = 'name', $case_sensitive = false) { $f = $this->findAttribute($attr, $compare, $case_sensitive); if (is_array($f) && $f) { if ($namespace) { $namespace .= ':'; } foreach($f as $a) { $val = $this->attributes[$a[2]]; unset($this->attributes[$a[2]]); $this->attributes[$namespace.$a[1]] = $val; } $this->attributes_ns = null; return true; } else { return false; } } function getAttribute($attr, $compare = 'total', $case_sensitive = false) { $f = $this->findAttribute($attr, $compare, $case_sensitive); if (is_array($f) && $f){ if (count($f) === 1) { return $this->attributes[$f[0][2]]; } else { $res = array(); foreach($f as $a) { $res[] = $this->attributes[$a[2]]; } return $res; } } else { return null; } } function setAttribute($attr, $val, $compare = 'total', $case_sensitive = false) { if ($val === null) { return $this->deleteAttribute($attr, $compare, $case_sensitive); } $f = $this->findAttribute($attr, $compare, $case_sensitive); if (is_array($f) && $f) { foreach($f as $a) { $this->attributes[$a[2]] = (string) $val; } } else { $this->attributes[$attr] = (string) $val; } } function addAttribute($attr, $val) { $this->setAttribute($attr, $val, 'total', true); } function deleteAttribute($attr, $compare = 'total', $case_sensitive = false) { $f = $this->findAttribute($attr, $compare, $case_sensitive); if (is_array($f) && $f) { foreach($f as $a) { unset($this->attributes[$a[2]]); if ($this->attributes_ns !== null) { unset($this->attributes_ns[$a[1]]); } } } } function hasClass($className) { return ($className && preg_match('`\b'.preg_quote($className).'\b`si', $this->class)); } function addClass($className) { if (!is_array($className)) { $className = array($className); } $class = $this->class; foreach ($className as $c) { if (!(preg_match('`\b'.preg_quote($c).'\b`si', $class) > 0)) { $class .= ' '.$c; } } $this->class = trim($class); } function removeClass($className) { if (!is_array($className)) { $className = array($className); } $class = $this->class; foreach ($className as $c) { $class = preg_replace('`\b'.preg_quote($c).'\b`si', '', $class); } if ($class) { $this->class = $class; } else { unset($this->class); } } function getChildrenByCallback($callback, $recursive = true, $check_self = false) { $count = $this->childCount(); if ($check_self && $callback($this)) { $res = array($this); } else { $res = array(); } if ($count > 0) { if (is_int($recursive)) { $recursive = (($recursive > 1) ? $recursive - 1 : false); } for ($i = 0; $i < $count; $i++) { if ($callback($this->children[$i])) { $res[] = $this->children[$i]; } if ($recursive) { $res = array_merge($res, $this->children[$i]->getChildrenByCallback($callback, $recursive)); } } } return $res; } function getChildrenByMatch($conditions, $recursive = true, $check_self = false, $custom_filters = array()) { $count = $this->childCount(); if ($check_self && $this->match($conditions, true, $custom_filters)) { $res = array($this); } else { $res = array(); } if ($count > 0) { if (is_int($recursive)) { $recursive = (($recursive > 1) ? $recursive - 1 : false); } for ($i = 0; $i < $count; $i++) { if ($this->children[$i]->match($conditions, true, $custom_filters)) { $res[] = $this->children[$i]; } if ($recursive) { $res = array_merge($res, $this->children[$i]->getChildrenByMatch($conditions, $recursive, false, $custom_filters)); } } } return $res; } protected function match_tags($tags) { $res = false; foreach($tags as $tag => $match) { if (!is_array($match)) { $match = array( 'match' => $match, 'operator' => 'or', 'compare' => 'total', 'case_sensitive' => false ); } else { if (is_int($tag)) { $tag = $match['tag']; } if (!isset($match['match'])) { $match['match'] = true; } if (!isset($match['operator'])) { $match['operator'] = 'or'; } if (!isset($match['compare'])) { $match['compare'] = 'total'; } if (!isset($match['case_sensitive'])) { $match['case_sensitive'] = false; } } if (($match['operator'] === 'and') && (!$res)) { return false; } elseif (!($res && ($match['operator'] === 'or'))) { if ($match['compare'] === 'total') { $a = $this->tag; } elseif ($match['compare'] === 'namespace') { $a = $this->getNamespace(); } elseif ($match['compare'] === 'name') { $a = $this->getTag(); } if ($match['case_sensitive']) { $res = (($a === $tag) === $match['match']); } else { $res = ((strcasecmp($a, $tag) === 0) === $match['match']); } } } return $res; } protected function match_attributes($attributes) { $res = false; foreach($attributes as $attribute => $match) { if (!is_array($match)) { $match = array( 'operator_value' => 'equals', 'value' => $match, 'match' => true, 'operator_result' => 'or', 'compare' => 'total', 'case_sensitive' => false ); } else { if (is_int($attribute)) { $attribute = $match['attribute']; } if (!isset($match['match'])) { $match['match'] = true; } if (!isset($match['operator_result'])) { $match['operator_result'] = 'or'; } if (!isset($match['compare'])) { $match['compare'] = 'total'; } if (!isset($match['case_sensitive'])) { $match['case_sensitive'] = false; } } if (is_string($match['value']) && (!$match['case_sensitive'])) { $match['value'] = strtolower($match['value']); } if (($match['operator_result'] === 'and') && (!$res)) { return false; } elseif (!($res && ($match['operator_result'] === 'or'))) { $possibles = $this->findAttribute($attribute, $match['compare'], $match['case_sensitive']); $has = (is_array($possibles) && $possibles); $res = (($match['value'] === $has) || (($match['match'] === false) && ($has === $match['match']))); if ((!$res) && $has && is_string($match['value'])) { foreach($possibles as $a) { $val = $this->attributes[$a[2]]; if (is_string($val) && (!$match['case_sensitive'])) { $val = strtolower($val); } switch($match['operator_value']) { case '%=': case 'contains_regex': $res = ((preg_match('`'.$match['value'].'`s', $val) > 0) === $match['match']); if ($res) break 1; else break 2; case '|=': case 'contains_prefix': $res = ((preg_match('`\b'.preg_quote($match['value']).'[\-\s]`s', $val) > 0) === $match['match']); if ($res) break 1; else break 2; case '~=': case 'contains_word': $res = ((preg_match('`\s'.preg_quote($match['value']).'\s`s', " $val ") > 0) === $match['match']); if ($res) break 1; else break 2; case '*=': case 'contains': $res = ((strpos($val, $match['value']) !== false) === $match['match']); if ($res) break 1; else break 2; case '$=': case 'ends_with': $res = ((substr($val, -strlen($match['value'])) === $match['value']) === $match['match']); if ($res) break 1; else break 2; case '^=': case 'starts_with': $res = ((substr($val, 0, strlen($match['value'])) === $match['value']) === $match['match']); if ($res) break 1; else break 2; case '!=': case 'not_equal': $res = (($val !== $match['value']) === $match['match']); if ($res) break 1; else break 2; case '=': case 'equals': $res = (($val === $match['value']) === $match['match']); if ($res) break 1; else break 2; case '>=': case 'bigger_than': $res = (($val >= $match['value']) === $match['match']); if ($res) break 1; else break 2; case '<=': case 'smaller_than': $res = (($val >= $match['value']) === $match['match']); if ($res) break 1; else break 2; default: trigger_error('Unknown operator "'.$match['operator_value'].'" to match attributes!'); return false; } } } } } return $res; } protected function match_filters($conditions, $custom_filters = array()) { foreach($conditions as $c) { $c['filter'] = strtolower($c['filter']); if (isset($this->filter_map[$c['filter']])) { if (!$this->{$this->filter_map[$c['filter']]}($c['params'])) { return false; } } elseif (isset($custom_filters[$c['filter']])) { if (!call_user_func($custom_filters[$c['filter']], $this, $c['params'])) { return false; } } else { trigger_error('Unknown filter "'.$c['filter'].'"!'); return false; } } return true; } function match($conditions, $match = true, $custom_filters = array()) { $t = isset($conditions['tags']); $a = isset($conditions['attributes']); $f = isset($conditions['filters']); if (!($t || $a || $f)) { if (is_array($conditions) && $conditions) { foreach($conditions as $c) { if ($this->match($c, $match)) { return true; } } } return false; } else { if (($t && (!$this->match_tags($conditions['tags']))) === $match) { return false; } if (($a && (!$this->match_attributes($conditions['attributes']))) === $match) { return false; } if (($f && (!$this->match_filters($conditions['filters'], $custom_filters))) === $match) { return false; } return true; } } function getChildrenByAttribute($attribute, $value, $mode = 'equals', $compare = 'total', $recursive = true) { if ($this->childCount() < 1) { return array(); } $mode = explode(' ', strtolower($mode)); $match = ((isset($mode[1]) && ($mode[1] === 'not')) ? 'false' : 'true'); return $this->getChildrenByMatch( array( 'attributes' => array( $attribute => array( 'operator_value' => $mode[0], 'value' => $value, 'match' => $match, 'compare' => $compare ) ) ), $recursive ); } function getChildrenByTag($tag, $compare = 'total', $recursive = true) { if ($this->childCount() < 1) { return array(); } $tag = explode(' ', strtolower($tag)); $match = ((isset($tag[1]) && ($tag[1] === 'not')) ? 'false' : 'true'); return $this->getChildrenByMatch( array( 'tags' => array( $tag[0] => array( 'match' => $match, 'compare' => $compare ) ) ), $recursive ); } function getChildrenByID($id, $recursive = true) { return $this->getChildrenByAttribute('id', $id, 'equals', 'total', $recursive); } function getChildrenByClass($class, $recursive = true) { return $this->getChildrenByAttribute('class', $class, 'equals', 'total', $recursive); } function getChildrenByName($name, $recursive = true) { return $this->getChildrenByAttribute('name', $name, 'equals', 'total', $recursive); } public function query($query = '*') { $select = $this->select($query); $result = new \pQuery((array)$select); return $result; } function select($query = '*', $index = false, $recursive = true, $check_self = false) { $s = new $this->selectClass($this, $query, $check_self, $recursive); $res = $s->result; unset($s); if (is_array($res) && ($index === true) && (count($res) === 1)) { return $res[0]; } elseif (is_int($index) && is_array($res)) { if ($index < 0) { $index += count($res); } return ($index < count($res)) ? $res[$index] : null; } else { return $res; } } protected function filter_root() { return (strtolower($this->tag) === 'html'); } protected function filter_nchild($n) { return ($this->index(false)+1 === (int) $n); } protected function filter_gt($n) { return ($this->index(false) > (int) $n); } protected function filter_lt($n) { return ($this->index(false) < (int) $n); } protected function filter_nlastchild($n) { if ($this->parent === null) { return false; } else { return ($this->parent->childCount(true) - $this->index(false) === (int) $n); } } protected function filter_ntype($n) { return ($this->typeIndex()+1 === (int) $n); } protected function filter_nlastype($n) { if ($this->parent === null) { return false; } else { return (count($this->parent->getChildrenByTag($this->tag, 'total', false)) - $this->typeIndex() === (int) $n); } } protected function filter_odd() { return (($this->index(false) & 1) === 1); } protected function filter_even() { return (($this->index(false) & 1) === 0); } protected function filter_every($n) { return (($this->index(false) % (int) $n) === 0); } protected function filter_first() { return ($this->index(false) === 0); } protected function filter_last() { if ($this->parent === null) { return false; } else { return ($this->parent->childCount(true) - 1 === $this->index(false)); } } protected function filter_firsttype() { return ($this->typeIndex() === 0); } protected function filter_lasttype() { if ($this->parent === null) { return false; } else { return (count($this->parent->getChildrenByTag($this->tag, 'total', false)) - 1 === $this->typeIndex()); } } protected function filter_onlychild() { if ($this->parent === null) { return false; } else { return ($this->parent->childCount(true) === 1); } } protected function filter_onlytype() { if ($this->parent === null) { return false; } else { return (count($this->parent->getChildrenByTag($this->tag, 'total', false)) === 1); } } protected function filter_empty() { return ($this->childCount() === 0); } protected function filter_notempty() { return ($this->childCount() !== 0); } protected function filter_hastext() { return ($this->getPlainText() !== ''); } protected function filter_notext() { return ($this->getPlainText() === ''); } protected function filter_lang($lang) { return ($this->lang === $lang); } protected function filter_contains($text) { return (strpos($this->getPlainTextUTF8(), $text) !== false); } protected function filter_has($selector) { $s = $this->select((string) $selector, false); return (is_array($s) && (count($s) > 0)); } protected function filter_not($selector) { $s = $this->select((string) $selector, false, true, true); return ((!is_array($s)) || (array_search($this, $s, true) === false)); } protected function filter_element() { return true; } protected function filter_text() { return false; } protected function filter_checked() { $attr = $this->getAttribute('checked'); if (is_array($attr)) $attr = reset($attr); return strcasecmp($attr, 'checked') === 0; } protected function filter_comment() { return false; } protected function filter_selected() { $attr = $this->getAttribute('selected'); if (is_array($attr)) $attr = reset($attr); return strcasecmp($attr, 'selected') === 0; } public function after($content) { $offset = $this->index() + 1; $parent = $this->parent; $nodes = $this->createNodes($content); foreach ($nodes as $node) { $node->changeParent($parent, $offset); } return $this; } protected function createNode($content) { $nodes = $this->createNodes($content); return reset($nodes); } protected function createNodes($content) { if (is_string($content)) { if (strpos($content, ' ') === false) { $nodes = array(new $this->childClass($content, $this)); } else { $node = new $this->parserClass($content); $nodes = $node->root->children; } } else { $nodes = (array)$content; } return $nodes; } public function append($content) { $nodes = $this->createNodes($content); foreach ($nodes as $node) { $node->changeParent($this); } return $this; } public function attr($name, $value = null) { if ($value === null) return $this->getAttribute($name); $this->setAttribute($name, $value); return $this; } public function before($content) { $offset = $this->index(); $parent = $this->parent; $nodes = $this->createNodes($content); foreach ($nodes as $node) { $node->changeParent($parent, $offset); } return $this; } public function count() { return 1; } public function prepend($content = null) { $offset = 0; $parent = $this; $nodes = $this->createNodes($content); foreach ($nodes as $node) { $node->changeParent($parent, $offset); } return $this; } public function prop($name, $value = null) { switch (strtolower($name)) { case 'checked': case 'disabled': case 'selected': if ($value !== null) { if ($value) { $this->attr($name, $name); } else { $this->removeAttr($name); } return $this; } return $this->attr($name) == $name; case 'tagname': return $this->tagName($value); } if ($value === null) return $this; else return null; } public function remove($selector = null) { if ($selector == null) { $this->delete(); } else { $nodes = (array)$this->select($selector); foreach ($nodes as $node) { $node->delete(); } } } public function removeAttr($name) { $this->deleteAttribute($name); return $this; } function replaceWith($content) { $node_index = $this->index(); $node = $this->createNode($content); $node->changeParent($this->parent, $node_index); $this->remove(); return $node; } public function tagName($value = null) { if ($value !== null) { $this->setTag($value); return $this; } return $this->getTag(); } public function text($value = null) { if ($value === null) return $this->getPlainText(); $this->setPlainText($value); return $this; } public function toggleClass($classname, $switch = null) { if ($switch === true) { $this->addClass($classname); } elseif ($switch === false) { $this->removeClass($classname); } else { if ($this->hasClass($classname)) $this->removeClass($classname); else $this->addClass($classname); } return $this; } public function unwrap() { $this->parent->detach(true); return $this; } public function val($value = null) { switch (strtolower($this->tag)) { case 'select': if ($value === null) { return $this->query('option:selected')->attr('value'); } else { foreach ($this->query('option') as $option) { if ($option->attr('value') == $value) { $option->attr('selected', 'selected'); } else { $option->removeAttr('selected'); } } return $this; } case 'textarea': if ($value === null) { return $this->getInnerText(); } else { $this->setInnerText($value); return $this; } case 'input': switch (strtolower($this->getAttribute('type'))) { case 'checkbox': if ($value === null) return $this->prop('checked') ? $this->getAttribute('value') : null; else { if (!$value) { $this->deleteAttribute('checked'); } else { $this->setAttribute('value', $value); $this->setAttribute('checked', 'checked'); } return $this; } } } if ($value !== null) { $this->setAttribute('value', $value); return $this; } return $this->getAttribute('value'); } } class TextNode extends DomNode { const NODE_TYPE = self::NODE_TEXT; var $tag = '~text~'; var $text = ''; function __construct($parent, $text = '') { $this->parent = $parent; $this->text = $text; } function isText() {return true;} function isTextOrComment() {return true;} protected function filter_element() {return false;} protected function filter_text() {return true;} function toString_attributes() {return '';} function toString_content($attributes = true, $recursive = true, $content_only = false) {return $this->text;} function toString($attributes = true, $recursive = true, $content_only = false) {return $this->text;} public function text($value = null) { if ($value !== null) { $this->text = $value; return $this; } return $this->text; } public function html($value = null) { if ($value !== null) { $this->text = $value; return $this; } return $this->text; } } class CommentNode extends DomNode { const NODE_TYPE = self::NODE_COMMENT; var $tag = '~comment~'; var $text = ''; function __construct($parent, $text = '') { $this->parent = $parent; $this->text = $text; } function isComment() {return true;} function isTextOrComment() {return true;} protected function filter_element() {return false;} protected function filter_comment() {return true;} function toString_attributes() {return '';} function toString_content($attributes = true, $recursive = true, $content_only = false) {return $this->text;} function toString($attributes = true, $recursive = true, $content_only = false) {return '<!--'.$this->text.'-->';} } class ConditionalTagNode extends DomNode { const NODE_TYPE = self::NODE_CONDITIONAL; var $tag = '~conditional~'; var $condition = ''; function __construct($parent, $condition = '', $hidden = true) { $this->parent = $parent; $this->hidden = $hidden; $this->condition = $condition; } protected function filter_element() {return false;} function toString_attributes() {return '';} function toString($attributes = true, $recursive = true, $content_only = false) { if ($content_only) { if (is_int($content_only)) { --$content_only; } return $this->toString_content($attributes, $recursive, $content_only); } $s = '<!'.(($this->hidden) ? '--' : '').'['.$this->condition.']>'; if($recursive) { $s .= $this->toString_content($attributes); } $s .= '<![endif]'.(($this->hidden) ? '--' : '').'>'; return $s; } } class CdataNode extends DomNode { const NODE_TYPE = self::NODE_CDATA; var $tag = '~cdata~'; var $text = ''; function __construct($parent, $text = '') { $this->parent = $parent; $this->text = $text; } protected function filter_element() {return false;} function toString_attributes() {return '';} function toString_content($attributes = true, $recursive = true, $content_only = false) {return $this->text;} function toString($attributes = true, $recursive = true, $content_only = false) {return '<![CDATA['.$this->text.']]>';} } class DoctypeNode extends DomNode { const NODE_TYPE = self::NODE_DOCTYPE; var $tag = '!DOCTYPE'; var $dtd = ''; function __construct($parent, $dtd = '') { $this->parent = $parent; $this->dtd = $dtd; } protected function filter_element() {return false;} function toString_attributes() {return '';} function toString_content($attributes = true, $recursive = true, $content_only = false) {return $this->text;} function toString($attributes = true, $recursive = true, $content_only = false) {return '<'.$this->tag.' '.$this->dtd.'>';} } class EmbeddedNode extends DomNode { var $tag_char = ''; var $text = ''; function __construct($parent, $tag_char = '', $tag = '', $text = '', $attributes = array()) { $this->parent = $parent; $this->tag_char = $tag_char; if ($tag[0] !== $this->tag_char) { $tag = $this->tag_char.$tag; } $this->tag = $tag; $this->text = $text; $this->attributes = $attributes; $this->self_close_str = $tag_char; } protected function filter_element() {return false;} function toString($attributes = true, $recursive = true, $content_only = false) { $s = '<'.$this->tag; if ($attributes) { $s .= $this->toString_attributes(); } $s .= $this->text.$this->self_close_str.'>'; return $s; } } class XmlNode extends EmbeddedNode { const NODE_TYPE = self::NODE_XML; function __construct($parent, $tag = 'xml', $text = '', $attributes = array()) { return parent::__construct($parent, '?', $tag, $text, $attributes); } } class AspEmbeddedNode extends EmbeddedNode { const NODE_TYPE = self::NODE_ASP; function __construct($parent, $tag = '', $text = '', $attributes = array()) { return parent::__construct($parent, '%', $tag, $text, $attributes); } } ?>