Révision 2b7be83a
Ajouté par Jocelyn Delande il y a environ 11 ans
| class/TilesGenerator.php | ||
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<?php |
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require_once(dirname(__FILE__).'/../constants.inc.php'); |
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class TilesGeneratorException extends Exception {}
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class TilesGeneratorRightsException extends TilesGeneratorException {}
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class TilesGeneratorScriptException extends TilesGeneratorException {}
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class TilesGenerator {
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private $panorama; |
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const SCRIPT_RELATIVE_PATH = 'to_tiles/gen_tiles.sh'; |
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public function __construct($img_path, $panorama) {
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/** @param $img_path : path of the source image |
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* @param $panorama : a site_point instance |
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*/ |
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$this->panorama = $panorama; |
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$this->img_path = $img_path; |
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} |
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public function prepare() {
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$err = false; |
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$pano_path = $this->panorama->tiles_path(); |
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if (! is_dir(PANORAMA_PATH)) {
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if (! mkdir(PANORAMA_PATH)) {
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$err = "le répertoire \"PANORAMA_PATH\" n'est pas accessible et ne peut être créé"; |
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} |
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} else if (file_exists($pano_path)) {
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$err = sprintf("le nom de répertoire \"%s\" est déjà pris",
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$pano_path); |
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} else {
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mkdir($pano_path); |
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} |
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if ($err) {
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throw (new TilesGeneratorRightsException($err)); |
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} |
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} |
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public function mk_command() {
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/** Returns the command to execute |
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*/ |
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$c = sprintf('%s/%s -p "%s" "%s"',
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CELUTZ_PATH, $this::SCRIPT_RELATIVE_PATH, |
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$this->panorama->tiles_prefix(), $this->img_path); |
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return escapeshellcmd($c); |
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} |
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public function process() {
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$err = false; |
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if ($fp = popen($this->mk_command(), 'r')) {
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while (!feof($fp)) {
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$results = fgets($fp, 4096); |
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if (strlen($results) == 0) {
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// stop the browser timing out |
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flush(); |
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} else {
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$tok = strtok($results, "\n"); |
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while ($tok !== false) {
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echo htmlspecialchars(sprintf("%s\n",$tok))."<br/>";
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flush(); |
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$tok = strtok("\n");
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} |
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} |
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} |
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if (pclose($fp) !== 0) {
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$err = "Opération en échec durant l'exécution du script"; |
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} |
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} else {
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$err = 'Opération en échec à l\'ouverture du script !'; |
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} |
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if ($err) {
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throw (new TilesGeneratorScriptException($err)); |
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} |
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} |
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} |
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?> |
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| class/site_point.class.php | ||
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public function __construct($dir) {
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// si $dir n'est pas un répertoire il ne s'agit pas d'un panorama. |
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if (!is_dir($dir)) {
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throw new PanoramaFormatException("$dir does not contain a panorama");
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} |
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// if (!is_dir($dir)) {
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// throw new PanoramaFormatException("$dir does not contain a panorama");
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// }
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$this->base_dir = $dir; |
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$this->prefix = basename($dir); |
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} |
| ... | ... | |
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return $this->base_dir.'/'.$this->prefix.'.params'; |
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} |
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public function tiles_path() {
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return $this->base_dir; |
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} |
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public function tiles_prefix() {
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return $this->base_dir.'/'.$this->get_prefix(); |
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} |
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private function parse_and_cache_params() {
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if (is_file($this->params_path())) {
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$params = parse_ini_file($this->params_path()); |
| ... | ... | |
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public function get_magnifications() {
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$dir_fd = opendir($this->base_dir); |
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$zoom_array = array(); |
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while (false !== ($file = readdir($dir_fd))) { // extraction des paramètres de grossissement par le serveur
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//echo $file; |
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if (preg_match('/(.*)_([0-9]+)_([0-9]+)_([0-9]+)\.jpg$/', $file, $reg)) {
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| class/utils.class.php | ||
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| 42 | 42 |
} |
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return $ret; |
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} |
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public static function strip_extension($filename) {
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/** Removes the extension from a file name |
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* @return the stripped name |
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*/ |
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return preg_replace('/\.[^.]+$/', '', $filename);
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} |
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} |
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?> |
| genererPano.php | ||
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| 6 | 6 |
<title>convertiseur image vers panorama</title> |
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</head> |
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<body> |
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<?php |
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require_once 'class/utils.class.php'; |
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require_once 'class/site_point.class.php'; |
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require_once 'class/TilesGenerator.php'; |
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require_once 'constants.inc.php'; |
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utils::init(); |
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if (isset($_GET['name'])) {
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$pano_name = $_GET['name']; |
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$pano_basename = preg_replace('/\.[^.]+$/', '', $pano_name);
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//Partie exécutante du script gen_tiles qui gènere les tuiles à partir d'une image. |
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$pano_dest = PANORAMA_PATH.'/'.$pano_basename; |
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if (! is_dir(PANORAMA_PATH)) {
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if (! mkdir(PANORAMA_PATH)) {
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echo "<p class=\"error\">le répertoire \"PANORAMA_PATH\" n'est pas accessible et ne peut être créé</p>\n"; |
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} |
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} else if (file_exists($pano_dest)) {
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echo "<p class=\"error\">le nom de répertoire \"$pano_dest\" est déjà pris</p>\n"; |
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} else {
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mkdir($pano_dest); |
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$escaped_command = escapeshellcmd('./to_tiles/gen_tiles.sh -p '.$pano_dest.'/'.$pano_basename.' ./upload/'.$pano_name);
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printf("<h2>Exécution de la commande :</h2>\n<p class=\"cmd\"><samp>%s</samp></p>\n<pre>", htmlspecialchars($escaped_command));
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if ($fp = popen($escaped_command, 'r')) {
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while (!feof($fp)) {
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//set_time_limit (20); |
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$results = fgets($fp, 4096); |
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if (strlen($results) == 0) {
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// stop the browser timing out |
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flush(); |
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} else {
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$tok = strtok($results, "\n"); |
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while ($tok !== false) {
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echo htmlspecialchars(sprintf("%s\n",$tok))."<br/>";
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flush(); |
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$tok = strtok("\n");
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} |
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} |
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} |
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print("</pre>\n");
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if (pclose($fp) === 0) {
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print("<h4><span class=\"success\">Opération réussie</span></h4>\n");
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printf("<p>Pour acceder directement au panorama <a href=\"panorama.php?dir=%s&panorama=%s\">cliquer ici</a></p>\n",
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PANORAMA_PATH, $pano_basename); |
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} else {
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print("<h4><span class=\"error\">Opération en échec durant l'exécution du script !</span></h4>\n");
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} |
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} else {
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print("<h4><span class=\"error\">Opération en échec à l'ouverture du script !</span></h4>\n");
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} |
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$image_path = UPLOAD_PATH.'/'.$_GET['name']; |
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// We init the panorama with the same name as image. |
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$pano_name = utils::strip_extension($_GET['name']); |
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$panorama = site_point::get($pano_name); |
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$tiles_generator = new TilesGenerator($image_path, $panorama); |
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try {
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$tiles_generator->prepare(); |
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printf("<h2>Exécution de la commande :</h2>\n");
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printf("<p class=\"cmd\"><samp>%s</samp></p>\n",
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$tiles_generator->mk_command()); |
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echo "<pre>\n"; |
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$tiles_generator->process(); |
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print("</pre>\n");
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print("<h4><span class=\"success\">Opération réussie</span></h4>\n");
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printf("<p>Pour acceder directement au panorama <a href=\"%s\">cliquer ici</a></p>\n",
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$panorama->get_url()); |
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print("<p>Pour acceder à la liste des panoramas <a href=\".\">cliquer ici</a></p>\n") ;
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} catch (TilesGeneratorRightsException $e) {
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printf("<p class=\"error\">%s</p>\n", $e->getMessage());
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} catch (TilesGeneratorScriptException $e) {
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printf("<h4><span class=\"error\">%s</span></h4>\n", $e->getMessage());
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print("</pre>\n");
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} |
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print("<p>Pour acceder à la liste des panoramas <a href=\".\">cliquer ici</a></p>\n") ;
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} |
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?> |
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</body> |
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</html> |
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Formats disponibles : Unified diff
moved panorama generation to class : PanoramaGenerator