--- /dev/null
+<?php
+
+if (!defined('_ECRIRE_INC_VERSION')) return;
+
+//
+// Afficher les referers d'un article (ou du site)
+//
+
+// http://doc.spip.org/@inc_referenceurs_dist
+function inc_referenceurs_dist ($id_article, $select, $table, $where, $groupby, $limit, $serveur='') {
+
+ $nbvisites = $lescriteres = array();
+
+ $result = sql_select("maj, referer_md5, referer, $select AS vis", $table, $where, $groupby, "maj DESC", $limit,'',$serveur);
+ while ($row = sql_fetch($result,$serveur)) {
+ $referer = interdire_scripts($row['referer']);
+ $buff = stats_show_keywords($referer, $referer);
+
+ if ($buff["host"]) {
+ $numero = $buff["hostname"];
+ $visites = $row['vis'];
+ $referermd5 = $row['referer_md5'];
+ $lesreferermd5[$numero] = $referermd5;
+ $lesliens[$numero] = $referer;
+ $lesurls[$numero] = $buff["host"];
+ if (!isset($nbvisites[$numero]))
+ $nbvisites[$numero] = $visites;
+ else
+ $nbvisites[$numero] += $visites;
+ if (!isset($lesreferers[$numero]))
+ $lesreferers[$numero] = array();
+ if (!isset($lesliensracine[$numero]))
+ $lesliensracine[$numero]=0;
+
+ if (isset($buff["keywords"])
+ AND $c = $buff["keywords"]) {
+ if (!isset($lescriteres[$numero][$c])) {
+ $lescriteres[$numero][$c] = true;
+ $tmp= " « $c »";
+ } else $tmp = "";
+ } else {
+ $tmp = $buff["path"];
+ if ($buff["query"])
+ $tmp .= "?".$buff['query'];
+ if (strlen($tmp) > 18)
+ $tmp = "/".substr($tmp, 0, 15)."...";
+ else if (strlen($tmp) > 0)
+ $tmp = "/$tmp";
+ }
+ if ($tmp) {
+ $lesreferers[$numero][] = "<a href=\"".attribut_html($referer)."\">".quote_amp(urldecode($tmp))."</a>" . (($visites > 1)?" ($visites)":""). ($id_article ? '' : referes($referermd5));
+ } else $lesliensracine[$numero] += $visites;
+ }
+ }
+
+ if (!count($nbvisites)) return array();
+ arsort($nbvisites);
+ return referers_group($nbvisites, $id_article, $lesliensracine, $lesreferermd5, $lesreferers, $lesurls);
+}
+
+function referers_group($nbvisites, $id_article, $lesliensracine, $lesreferermd5, $lesreferers, $lesurls)
+{
+ global $spip_lang_right, $source_vignettes;
+ $vign = ((strlen($source_vignettes) > 0) &&
+ $GLOBALS['meta']["activer_captures_referers"]!='non');
+ $aff = array();
+ foreach($nbvisites as $numero => $visites) {
+ if (!$numero) next;
+ $referermd5 = $lesreferermd5[$numero];
+ $bouton = $ret = "";
+
+ if ($vign)
+ $ret = "\n<a href=\"http://".$lesurls[$numero]."\"><img src=\"$source_vignettes".rawurlencode($lesurls[$numero])."\"\nstyle=\"float: $spip_lang_right; margin-bottom: 3px; margin-left: 3px;\" alt='' /></a>";
+
+ if ($visites > 5) $bouton .= "<span class='visites visites3'>$visites "._T('info_visites')."</span> ";
+ else if ($visites > 1) $bouton .= "<span class='visites visites2'>$visites "._T('info_visites')."</span> ";
+ else $bouton .= "<span class='visites visites1'>$visites "._T('info_visite')."</span> ";
+
+ if ($numero == "(email)") {
+ $ret .= $bouton . "<b>".$numero."</b>";
+ } else {
+ $n = count($lesreferers[$numero]);
+ if (($n > 1) || ($n > 0 && substr(supprimer_tags($lesreferers[$numero][0]),0,1) != '/')) {
+ $rac = $lesliensracine[$numero];
+ $bouton .= "<a href=\"http://".attribut_html($lesurls[$numero])."\" style='font-weight: bold;'>".$numero."</a>"
+ . (!$rac ? '': (" <span class='spip_x-small'>(" . $rac .")</span>"));
+ $ret .= bouton_block_depliable($bouton,false)
+ . debut_block_depliable(false)
+ . "\n<ul><li>"
+ . join ("</li><li>",$lesreferers[$numero])
+ . "</li></ul>"
+ . fin_block();
+ } else {
+ $ret .= $bouton;
+ $lien = $n ? $lesreferers[$numero][0] : '';
+ if (preg_match(",^(<a [^>]+>)([^ ]*)( \([0-9]+\))?,i", $lien, $regs)) {
+ $lien = quote_amp($regs[1]).$numero.$regs[2];
+ if (!strpos($lien, '</a>')) $lien .= '</a>';
+ } else
+ $lien = "<a href=\"http://".attribut_html($numero)."\">".$numero."</a>";
+ $ret .= "<b>".quote_amp($lien)."</b>"
+ . ($id_article ? '' : referes($referermd5));
+ }
+ }
+ $aff[]= $ret;
+ }
+ return $aff;
+}
+
+// Les deux fonctions suivantes sont adaptees du code des "Visiteurs",
+// par Jean-Paul Dezelus (http://www.phpinfo.net/applis/visiteurs/)
+
+// http://doc.spip.org/@stats_load_engines
+function stats_load_engines() {
+ $arr_engines = Array();
+ lire_fichier(find_in_path('engines-list.txt'), $moteurs);
+ foreach (array_filter(preg_split("/([\r\n]|#.*)+/", $moteurs)) as $ligne) {
+ $ligne = trim($ligne);
+ if (preg_match(',^\[([^][]*)\]$,S', $ligne, $regs)) {
+ $moteur = $regs[1];
+ $query = '';
+ } else if (preg_match(',=$,', $ligne, $regs))
+ $query = $ligne;
+ else
+ $arr_engines[] = array($moteur,$query,$ligne);
+ }
+ return $arr_engines;
+}
+
+// http://doc.spip.org/@stats_show_keywords
+function stats_show_keywords($kw_referer, $kw_referer_host) {
+ static $arr_engines = '';
+ static $url_site;
+
+ if (!is_array($arr_engines)) {
+ // Charger les moteurs de recherche
+ $arr_engines = stats_load_engines();
+
+ // initialiser la recherche interne
+ $url_site = $GLOBALS['meta']['adresse_site'];
+ $url_site = preg_replace(",^((https?|ftp):?/?/?)?(www\.)?,", "", strtolower($url_site));
+ }
+
+ if ($url = @parse_url( $kw_referer )) {
+ $query = isset($url['query'])?$url['query']:"";
+ $host = strtolower($url['host']);
+ $path = $url['path'];
+ } else $query = $host = $path ='';
+
+ // Cette fonction affecte directement les variables selon la query-string !
+ parse_str($query);
+
+ $keywords = '';
+ $found = false;
+
+ if (!empty($url_site)) {
+ if (strpos('-'.$kw_referer, $url_site)!==false) {
+ if (preg_match(",(s|search|r|recherche)=([^&]+),i", $kw_referer, $regs))
+ $keywords = urldecode($regs[2]);
+
+
+ else
+ return array('host' => '');
+ } else
+ for ($cnt = 0; $cnt < sizeof($arr_engines) && !$found; $cnt++)
+ {
+ if ( $found = preg_match(','.$arr_engines[$cnt][2].',', $host)
+ OR $found = preg_match(','.$arr_engines[$cnt][2].',', $path))
+ {
+ $kw_referer_host = $arr_engines[$cnt][0];
+
+ if (strpos($arr_engines[$cnt][1],'=')!==false) {
+
+ // Fonctionnement simple: la variable existe
+ $v = str_replace('=', '', $arr_engines[$cnt][1]);
+ $keywords = isset($$v)?$$v:"";
+
+ // Si on a defini le nom de la variable en expression reguliere, chercher la bonne variable
+ if (! strlen($keywords) > 0) {
+ if (preg_match(",".$arr_engines[$cnt][1]."([^\&]*),", $query, $vals)) {
+ $keywords = urldecode($vals[2]);
+ }
+ }
+ } else {
+ $keywords = "";
+ }
+
+ if (( ($kw_referer_host == "Google")
+ || ($kw_referer_host == "AOL" && strpos($query,'enc=iso')===false)
+ || ($kw_referer_host == "MSN")
+ )) {
+ include_spip('inc/charsets');
+ if (!isset($ie) OR !$cset = $ie) $cset = 'utf-8';
+ $keywords = importer_charset($keywords,$cset);
+ }
+ $buffer["hostname"] = $kw_referer_host;
+ }
+ }
+ }
+
+ $buffer["host"] = $host;
+ if (!isset($buffer["hostname"]) OR !$buffer["hostname"])
+ $buffer["hostname"] = $host;
+
+ $buffer["path"] = substr($path, 1, strlen($path));
+ $buffer["query"] = $query;
+
+ if ($keywords != '')
+ {
+ if (strlen($keywords) > 150) {
+ $keywords = spip_substr($keywords, 0, 148);
+ // supprimer l'eventuelle entite finale mal coupee
+ $keywords = preg_replace('/&#?[a-z0-9]*$/', '', $keywords);
+ }
+ $buffer["keywords"] = trim(entites_html(urldecode(stripslashes($keywords))));
+ }
+
+ return $buffer;
+
+}
+
+
+//
+// Recherche des articles pointes par le referer
+//
+// http://doc.spip.org/@referes
+function referes($referermd5, $serveur='') {
+ $retarts = sql_allfetsel('J2.id_article, J2.titre', 'spip_referers_articles AS J1 LEFT JOIN spip_articles AS J2 ON J1.id_article = J2.id_article', "(referer_md5='$referermd5' AND J1.maj>=DATE_SUB(".sql_quote(date('Y-m-d H:i:s')).", INTERVAL 2 DAY))", '', "titre",'','',$serveur);
+
+ foreach ($retarts as $k => $rowart) {
+ $titre = typo($rowart['titre']);
+ $url = generer_url_entite($rowart['id_article'], 'article');
+ $retarts[$k] = "<a href='$url'><i>$titre</i></a>";
+ }
+
+ if (count($retarts) > 1)
+ return '<br />→ '.join(',<br />→ ',$retarts);
+ if (count($retarts) == 1)
+ return '<br />→ '. array_shift($retarts);
+ return '';
+}
+
+
+?>
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