mirror of
https://github.com/YunoHost-Apps/spip_ynh.git
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348 lines
10 KiB
PHP
348 lines
10 KiB
PHP
<?php
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/***************************************************************************\
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* SPIP, Systeme de publication pour l'internet *
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* *
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* Copyright (c) 2001-2014 *
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* Arnaud Martin, Antoine Pitrou, Philippe Riviere, Emmanuel Saint-James *
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* *
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* Ce programme est un logiciel libre distribue sous licence GNU/GPL. *
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* Pour plus de details voir le fichier COPYING.txt ou l'aide en ligne. *
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\***************************************************************************/
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if (!defined('_ECRIRE_INC_VERSION')) return;
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// Validateur XML en deux passes, fonde sur SAX pour la premiere
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// Faudrait faire deux classes car pour la premiere passe
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// on a les memes methodes et variables que l'indenteur
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class ValidateurXML {
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// http://doc.spip.org/@validerElement
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function validerElement($phraseur, $name, $attrs)
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{
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if (!($p = isset($this->dtc->elements[$name]))) {
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if ($p = strpos($name, ':')) {
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$name = substr($name, $p+1);
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$p = isset($this->dtc->elements[$name]);
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}
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if (!$p) {
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coordonnees_erreur($this," <b>$name</b> : "
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. _T('zxml_inconnu_balise'));
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return;
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}
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}
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// controler les filles illegitimes, ca suffit
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$depth = $this->depth;
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$ouvrant = $this->ouvrant;
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# spip_log("trouve $name apres " . $ouvrant[$depth]);
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if (isset($ouvrant[$depth])) {
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if (preg_match('/^\s*(\w+)/', $ouvrant[$depth], $r)) {
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$pere = $r[1];
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# spip_log("pere $pere");
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if (isset($this->dtc->elements[$pere])) {
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$fils = $this->dtc->elements[$pere];
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# spip_log("rejeton $name fils " . @join(',',$fils));
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if (!($p = @in_array($name, $fils))) {
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if ($p = strpos($name, ':')) {
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$p = substr($name, $p+1);
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$p = @in_array($p, $fils);
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}
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}
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if (!$p) {
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$bons_peres = @join ('</b>, <b>', $this->dtc->peres[$name]);
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coordonnees_erreur($this, " <b>$name</b> "
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. _T('zxml_non_fils')
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. ' <b>'
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. $pere
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. '</b>'
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. (!$bons_peres ? ''
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: ('<p style="font-size: 80%"> '._T('zxml_mais_de').' <b>'. $bons_peres . '</b></p>')));
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} else if ($this->dtc->regles[$pere][0]=='/') {
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$frat = substr($depth,2);
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if (!isset($this->fratrie[$frat])) {
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$this->fratrie[$frat] = '';
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}
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$this->fratrie[$frat] .= "$name ";
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}
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}
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}
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}
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// Init de la suite des balises a memoriser si regle difficile
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if ($this->dtc->regles[$name][0]=='/')
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$this->fratrie[$depth]='';
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if (isset($this->dtc->attributs[$name])) {
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foreach ($this->dtc->attributs[$name] as $n => $v)
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{ if (($v[1] == '#REQUIRED') AND (!isset($attrs[$n])))
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coordonnees_erreur($this, " <b>$n</b>"
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. ' : '
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. _T('zxml_obligatoire_attribut')
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. " <b>$name</b>");
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}
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}
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}
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// http://doc.spip.org/@validerAttribut
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function validerAttribut($phraseur, $name, $val, $bal)
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{
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// Si la balise est inconnue, eviter d'insister
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if (!isset($this->dtc->attributs[$bal]))
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return ;
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$a = $this->dtc->attributs[$bal];
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if (!isset($a[$name])) {
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$bons = join(', ',array_keys($a));
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if ($bons)
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$bons = " title=' " .
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_T('zxml_connus_attributs') .
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' : ' .
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$bons .
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"'";
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$bons .= " style='font-weight: bold'";
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coordonnees_erreur($this, " <b>$name</b> "
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. _T('zxml_inconnu_attribut').' '._T('zxml_de')
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. " <a$bons>$bal</a> ("
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. _T('zxml_survoler')
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. ")");
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} else{
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$type = $a[$name][0];
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if (!preg_match('/^\w+$/', $type))
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$this->valider_motif($phraseur, $name, $val, $bal, $type);
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else if (method_exists($this, $f = 'validerAttribut_' . $type))
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$this->$f($phraseur, $name, $val, $bal);
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# else spip_log("$type type d'attribut inconnu");
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}
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}
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function validerAttribut_NMTOKEN($phraseur, $name, $val, $bal)
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{
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$this->valider_motif($phraseur, $name, $val, $bal, _REGEXP_NMTOKEN);
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}
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function validerAttribut_NMTOKENS($phraseur, $name, $val, $bal)
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{
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$this->valider_motif($phraseur, $name, $val, $bal, _REGEXP_NMTOKENS);
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}
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// http://doc.spip.org/@validerAttribut_ID
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function validerAttribut_ID($phraseur, $name, $val, $bal)
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{
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if (isset($this->ids[$val])) {
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list($l,$c) = $this->ids[$val];
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coordonnees_erreur($this, " <p><b>$val</b> "
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. _T('zxml_valeur_attribut')
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. " <b>$name</b> "
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. _T('zxml_de')
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. " <b>$bal</b> "
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. _T('zxml_vu')
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. " (L$l,C$c)");
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} else {
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$this->valider_motif($phraseur, $name, $val, $bal, _REGEXP_ID);
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$this->ids[$val] = array(xml_get_current_line_number($phraseur), xml_get_current_column_number($phraseur));
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}
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}
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// http://doc.spip.org/@validerAttribut_IDREF
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function validerAttribut_IDREF($phraseur, $name, $val, $bal)
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{
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$this->idrefs[] = array($val, xml_get_current_line_number($phraseur), xml_get_current_column_number($phraseur));
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}
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// http://doc.spip.org/@validerAttribut_IDREFS
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function validerAttribut_IDREFS($phraseur, $name, $val, $bal)
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{
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$this->idrefss[] = array($val, xml_get_current_line_number($phraseur), xml_get_current_column_number($phraseur));
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}
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// http://doc.spip.org/@valider_motif
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function valider_motif($phraseur, $name, $val, $bal, $motif)
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{
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if (!preg_match($motif, $val)) {
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coordonnees_erreur($this, "<b>$val</b> "
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. _T('zxml_valeur_attribut')
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. " <b>$name</b> "
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. _T('zxml_de')
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. " <b>$bal</b> "
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. _T('zxml_non_conforme')
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. "</p><p>"
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. "<b>" . $motif . "</b>");
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}
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}
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// http://doc.spip.org/@valider_idref
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function valider_idref($nom, $ligne, $col)
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{
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if (!isset($this->ids[$nom]))
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$this->err[]= array(" <p><b>$nom</b> " . _T('zxml_inconnu_id'), $ligne, $col);
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}
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// http://doc.spip.org/@valider_passe2
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function valider_passe2()
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{
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if (!$this->err) {
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foreach ($this->idrefs as $idref) {
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list($nom, $ligne, $col) = $idref;
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$this->valider_idref($nom, $ligne, $col);
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}
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foreach ($this->idrefss as $idref) {
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list($noms, $ligne, $col) = $idref;
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foreach(preg_split('/\s+/', $noms) as $nom)
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$this->valider_idref($nom, $ligne, $col);
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}
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}
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}
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// http://doc.spip.org/@debutElement
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function debutElement($phraseur, $name, $attrs)
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{
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if ($this->dtc->elements)
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$this->validerElement($phraseur, $name, $attrs);
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if ($f = $this->process['debut']) $f($this, $name, $attrs);
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$depth = $this->depth;
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$this->debuts[$depth] = strlen($this->res);
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foreach ($attrs as $k => $v) {
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$this->validerAttribut($phraseur, $k, $v, $name);
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}
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}
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// http://doc.spip.org/@finElement
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function finElement($phraseur, $name)
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{
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$depth = $this->depth;
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$contenu = $this->contenu;
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$n = strlen($this->res);
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$c = strlen(trim($contenu[$depth]));
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$k = $this->debuts[$depth];
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$regle = $this->dtc->regles[$name];
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$vide = ($regle == 'EMPTY');
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// controler que les balises devant etre vides le sont
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if ($vide) {
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if ($n <> ($k + $c))
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coordonnees_erreur($this, " <p><b>$name</b> "
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. _T('zxml_nonvide_balise'));
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// pour les regles PCDATA ou iteration de disjonction, tout est fait
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} elseif ($regle AND ($regle != '*')) {
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if ($regle == '+') {
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// iteration de disjonction non vide: 1 balise au -
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if ($n == $k) {
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coordonnees_erreur($this, "<p>\n<b>$name</b> "
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. _T('zxml_vide_balise'));
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}
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} else {
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$f = $this->fratrie[substr($depth,2)];
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if (!preg_match($regle, $f)) {
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coordonnees_erreur($this,
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" <p>\n<b>$name</b> "
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. _T('zxml_succession_fils_incorrecte')
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. ' : <b>'
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. $f
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. '</b>');
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}
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}
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}
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if ($f = $this->process['fin']) $f($this, $name, $vide);
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}
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// http://doc.spip.org/@textElement
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function textElement($phraseur, $data)
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{
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if (trim($data)) {
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$d = $this->depth;
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$d = $this->ouvrant[$d];
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preg_match('/^\s*(\S+)/', $d, $m);
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if ($this->dtc->pcdata[$m[1]]) {
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coordonnees_erreur($this, " <p><b>". $m[1] . "</b> "
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. _T('zxml_nonvide_balise') // message a affiner
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);
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}
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}
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if ($f = $this->process['text']) $f($this, $data);
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}
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function piElement($phraseur, $target, $data)
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{
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if ($f = $this->process['pi']) $f($this, $target, $data);
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}
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// Denonciation des entitees XML inconnues
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// Pour contourner le bug de conception de SAX qui ne signale pas si elles
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// sont dans un attribut, les entites les plus frequentes ont ete
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// transcodees au prealable (sauf & < > " que SAX traite correctement).
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// On ne les verra donc pas passer a cette etape, contrairement a ce que
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// le source de la page laisse legitimement supposer.
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// http://doc.spip.org/@defautElement
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function defaultElement($phraseur, $data)
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{
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if (!preg_match('/^<!--/', $data)
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AND (preg_match_all('/&([^;]*)?/', $data, $r, PREG_SET_ORDER)))
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foreach ($r as $m) {
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list($t,$e) = $m;
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if (!isset($this->dtc->entites[$e]))
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coordonnees_erreur($this, " <b>$e</b> "
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. _T('zxml_inconnu_entite')
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. ' '
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);
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}
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if (isset($this->process['default']) AND ($f = $this->process['default'])) {
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$f($this, $data);
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}
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}
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// http://doc.spip.org/@phraserTout
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function phraserTout($phraseur, $data)
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{
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xml_parsestring($this, $data);
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if (!$this->dtc OR preg_match(',^' . _MESSAGE_DOCTYPE . ',', $data)) {
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$this->err[]= array('DOCTYPE ?', 0, 0);
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} else {
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$this->valider_passe2($this);
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}
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}
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// Init
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function ValidateurXML($process=array()) {
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if (is_array($process)) $this->process = $process;
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}
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var $ids = array();
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var $idrefs = array();
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var $idrefss = array();
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var $debuts = array();
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var $fratrie = array();
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var $dtc = NULL;
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var $sax = NULL;
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var $depth = "";
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var $entete = '';
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var $page = '';
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var $res = "";
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var $err = array();
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var $contenu = array();
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var $ouvrant = array();
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var $reperes = array();
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var $process = array(
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'debut' => 'xml_debutElement',
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'fin' => 'xml_finElement',
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'text' => 'xml_textElement',
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'pi' => 'xml_piElement',
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'default' => 'xml_defaultElement'
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);
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}
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// Retourne une structure ValidateurXML, dont le champ "err" est un tableau
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// ayant comme entrees des sous-tableaux [message, ligne, colonne]
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// http://doc.spip.org/@xml_valider_dist
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function xml_valider_dist($page, $apply=false, $process=false, $doctype='', $charset=null)
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{
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$f = new ValidateurXML($process);
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$sax = charger_fonction('sax', 'xml');
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return $sax($page, $apply, $f, $doctype, $charset);
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}
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?>
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