[SPIP] +2.1.12

[velocampus/web/www.git] / www / ecrire / action / tester.php

diff --git a/www/ecrire/action/tester.php b/www/ecrire/action/tester.php
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+++ b/www/ecrire/action/tester.php
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+<?php
+
+/***************************************************************************\
+ *  SPIP, Systeme de publication pour l'internet                           *
+ *                                                                         *
+ *  Copyright (c) 2001-2011                                                *
+ *  Arnaud Martin, Antoine Pitrou, Philippe Riviere, Emmanuel Saint-James  *
+ *                                                                         *
+ *  Ce programme est un logiciel libre distribue sous licence GNU/GPL.     *
+ *  Pour plus de details voir le fichier COPYING.txt ou l'aide en ligne.   *
+\***************************************************************************/
+
+if (!defined('_ECRIRE_INC_VERSION')) return;
+
+// Tester nos capacites
+// http://doc.spip.org/@action_tester_dist
+function action_tester_dist() {
+       $arg = _request('arg');
+
+       // verifier les formats acceptes par GD
+       if ($arg == "gd1") {
+               // Si GD est installe et php >= 4.0.2
+               if (function_exists('imagetypes')) {
+
+                       if (imagetypes() & IMG_GIF) {
+                               $gd_formats[] = "gif";
+                       } else {
+                               # Attention GD sait lire le gif mais pas forcement l'ecrire
+                               if (function_exists('ImageCreateFromGIF')) {
+                                       $srcImage = @ImageCreateFromGIF(_ROOT_IMG_PACK."test.gif");
+                                       if ($srcImage) {
+                                               $gd_formats_read_gif = ",gif";
+                                               ImageDestroy( $srcImage );
+                                       }
+                               }
+                       }
+
+                       if (imagetypes() & IMG_JPG)
+                               $gd_formats[] = "jpg";
+                       if (imagetypes() & IMG_PNG)
+                               $gd_formats[] = "png";
+               }
+
+               else {  # ancienne methode de detection des formats, qui en plus
+                               # est bugguee car elle teste les formats en lecture
+                               # alors que la valeur deduite sert a identifier
+                               # les formats disponibles en ecriture... (cf. inc_logos)
+
+                       $gd_formats = Array();
+                       if (function_exists('ImageCreateFromJPEG')) {
+                               $srcImage = @ImageCreateFromJPEG(_ROOT_IMG_PACK."test.jpg");
+                               if ($srcImage) {
+                                       $gd_formats[] = "jpg";
+                                       ImageDestroy( $srcImage );
+                               }
+                       }
+                       if (function_exists('ImageCreateFromGIF')) {
+                               $srcImage = @ImageCreateFromGIF(_ROOT_IMG_PACK."test.gif");
+                               if ($srcImage) {
+                                       $gd_formats[] = "gif";
+                                       ImageDestroy( $srcImage );
+                               }
+                       }
+                       if (function_exists('ImageCreateFromPNG')) {
+                               $srcImage = @ImageCreateFromPNG(_ROOT_IMG_PACK."test.png");
+                               if ($srcImage) {
+                                       $gd_formats[] = "png";
+                                       ImageDestroy( $srcImage );
+                               }
+                       }
+               }
+
+               if ($gd_formats) $gd_formats = join(",", $gd_formats);
+               ecrire_meta("gd_formats_read", $gd_formats.$gd_formats_read_gif);
+               ecrire_meta("gd_formats", $gd_formats);
+       }
+
+       // verifier les formats netpbm
+       else if ($arg == "netpbm") {
+               define('_PNMSCALE_COMMAND', 'pnmscale'); // chemin a changer dans mes_options
+               if (_PNMSCALE_COMMAND == '') return;
+               $netpbm_formats= Array();
+
+               $jpegtopnm_command = str_replace("pnmscale",
+                       "jpegtopnm", _PNMSCALE_COMMAND);
+               $pnmtojpeg_command = str_replace("pnmscale",
+                       "pnmtojpeg", _PNMSCALE_COMMAND);
+
+               $vignette = _ROOT_IMG_PACK."test.jpg";
+               $dest = _DIR_VAR . "test-jpg.jpg";
+               $commande = "$jpegtopnm_command $vignette | "._PNMSCALE_COMMAND." -width 10 | $pnmtojpeg_command > $dest";
+               spip_log($commande);
+               exec($commande);
+               if ($taille = @getimagesize($dest)) {
+                       if ($taille[1] == 10) $netpbm_formats[] = "jpg";
+               }
+               $giftopnm_command = str_replace("pnmscale", "giftopnm", _PNMSCALE_COMMAND);
+               $pnmtojpeg_command = str_replace("pnmscale", "pnmtojpeg", _PNMSCALE_COMMAND);
+               $vignette = _ROOT_IMG_PACK."test.gif";
+               $dest = _DIR_VAR . "test-gif.jpg";
+               $commande = "$giftopnm_command $vignette | "._PNMSCALE_COMMAND." -width 10 | $pnmtojpeg_command > $dest";
+               spip_log($commande);
+               exec($commande);
+               if ($taille = @getimagesize($dest)) {
+                       if ($taille[1] == 10) $netpbm_formats[] = "gif";
+               }
+
+               $pngtopnm_command = str_replace("pnmscale", "pngtopnm", _PNMSCALE_COMMAND);
+               $vignette = _ROOT_IMG_PACK."test.png";
+               $dest = _DIR_VAR . "test-gif.jpg";
+               $commande = "$pngtopnm_command $vignette | "._PNMSCALE_COMMAND." -width 10 | $pnmtojpeg_command > $dest";
+               spip_log($commande);
+               exec($commande);
+               if ($taille = @getimagesize($dest)) {
+                       if ($taille[1] == 10) $netpbm_formats[] = "png";
+               }
+
+
+               if ($netpbm_formats)
+                       $netpbm_formats = join(",", $netpbm_formats);
+               else
+                       $netpbm_formats = '';
+               ecrire_meta("netpbm_formats", $netpbm_formats);
+       }
+
+       // et maintenant envoyer la vignette de tests
+       if (in_array($arg,array("gd1","gd2","imagick","convert","netpbm"))) {
+               include_spip('inc/filtres');
+               include_spip('inc/filtres_images_mini');
+               $taille_preview = 150;
+               $image = _image_valeurs_trans(_DIR_IMG_PACK.'test_image.jpg',"reduire-$taille_preview-$taille_preview",'jpg');
+
+               $image['fichier_dest']=_DIR_VAR."test_$arg";
+               if ($preview = _image_creer_vignette($image, $taille_preview, $taille_preview, $arg, true)
+               AND ($preview['width'] * $preview['height'] > 0))
+                       redirige_par_entete($preview['fichier']);
+       }
+
+       # image echec
+       redirige_par_entete(chemin_image('puce-rouge-anim.gif'));
+}
+?>