From: dj3c1t <dj3c1t@free.fr>
Date: Fri, 9 May 2014 17:02:45 +0000 (+0200)
Subject: import initial
X-Git-Tag: mw_thumbs.0.1
X-Git-Url: http://git.dj3c1t.com/?p=mw_thumbs;a=commitdiff_plain;h=54839c89a3b1ebd1c47f9e7dc7107c2bc394659e

import initial
---

54839c89a3b1ebd1c47f9e7dc7107c2bc394659e
diff --git a/app/data/modules/share/mw_data_thumbs.php b/app/data/modules/share/mw_data_thumbs.php
new file mode 100644
index 0000000..4a15c60
--- /dev/null
+++ b/app/data/modules/share/mw_data_thumbs.php
@@ -0,0 +1,184 @@
+<?php
+
+  class mw_data_thumbs extends mw_data{
+
+    function img_thumb($src, $max_width, $max_height, $thumbs_dir = "", $background_color = array(255, 255, 255)){
+      if(strlen($thumbs_dir) > 0){
+        if(!@is_dir($thumbs_dir)) @mkdir($thumbs_dir);
+        if(!@is_dir($thumbs_dir)) return false;
+      }
+      $thumbs_dir .= strlen($thumbs_dir) > 0 && substr($thumbs_dir, -1) != "/" ? "/" : "";
+      $thumb_dir = $max_width."x".$max_height."/";
+      if(!@is_dir($thumbs_dir.$thumb_dir)) @mkdir($thumbs_dir.$thumb_dir);
+      if(!@is_dir($thumbs_dir.$thumb_dir)) return false;
+      if(
+        (
+          $thumbs = $this->data_list(
+            array(
+              "table_name" => "thumbs",
+              "filters" => array(
+                array("src", "eq", $src),
+                array("max_width", "eq", $max_width),
+                array("max_height", "eq", $max_height)
+              )
+            )
+          )
+        ) === false
+      ){
+        return false;
+      }
+      if($thumbs["list"]){
+        $thumb = reset($thumbs["list"]);
+        if(file_exists($thumbs_dir.$thumb["thumb_file"])){
+          return $thumb;
+        }
+        if(
+          !$this->data_delete(
+            array(
+              "table_name" => "thumbs",
+              "index_name" => "id",
+              "index_value" => $thumb["id"]
+            )
+          )
+        ){
+          return false;
+        }
+      }
+      if(($thumb_file = $this->new_thumb_file_name($thumbs_dir.$thumb_dir, $src, "img_")) === false){
+        return false;
+      }
+      $thumb_file = $thumb_dir.$thumb_file;
+      if(
+        (
+          $thumb = $this->make_thumb(
+            $src,
+            $max_width,
+            $max_height,
+            $thumbs_dir,
+            $thumb_file,
+            null,
+            $background_color
+          )
+        ) === false
+      ){
+        return false;
+      }
+      if(
+        !$this->data_insert(
+          array(
+            "table_name" => "thumbs",
+            "values" => array(
+              "src" => $thumb["src"],
+              "src_width" => $thumb["src_width"],
+              "src_height" => $thumb["src_height"],
+              "max_width" => $max_width,
+              "max_height" => $max_height,
+              "thumb_file" => $thumb["thumb_file"],
+              "thumb_width" => $thumb["thumb_width"],
+              "thumb_height" => $thumb["thumb_height"],
+              "creation_date" => date("Y-m-d H:i:s")
+            )
+          )
+        )
+      ){
+        return false;
+      }
+      return $thumb;
+    }
+
+    function make_thumb(
+      $src,
+      $max_width,
+      $max_height,
+      $thumbs_dir,
+      $thumb_file,
+      $quality = null,
+      $background_color = array(255, 255, 255)
+    ){
+      $dest = $thumbs_dir.$thumb_file;
+      if(!($size = @getimagesize($src))) return false;
+      if($size[0]){
+        if($size[0] > $size[1]){
+          $width = $max_width;
+          $height = ($size[1] * ($width / $size[0]));
+        }
+        else{
+          $height = $max_height;
+          $width = $size[0] * ($height / $size[1]);
+        }
+        $v_ext_path = explode(".", $src);
+        $ext = $v_ext_path[count($v_ext_path) - 1];
+        if(strcasecmp($ext, "jpg") == 0 || strcasecmp($ext, "jpeg") == 0)  $ext = "jpg";
+        elseif(strcasecmp($ext, "gif") == 0)  $ext = "gif";
+        elseif(strcasecmp($ext, "png") == 0)  $ext = "png";
+        else $ext = "";
+        $create_function = "";
+        $thumb_function = "";
+        if(strcasecmp($ext, "jpg") == 0){
+          $create_function = "imagecreatefromjpeg";
+          $thumb_function = "imagejpeg";
+        }
+        elseif(strcasecmp($ext, "gif") == 0){
+          $create_function = "imagecreatefromgif";
+          $thumb_function = "imagegif";
+          $quality = NULL;
+        }
+        elseif(strcasecmp($ext, "png") == 0){
+          $create_function = "imagecreatefrompng";
+          $thumb_function = "imagepng";
+        }
+        if($create_function){
+          $src_img = $create_function($src);
+          $thumb_img = imagecreatetruecolor($max_width, $max_height);
+          $thumb_bkg = imagecolorallocate($thumb_img, $background_color[0], $background_color[1], $background_color[2]);
+          imagefilledrectangle($thumb_img, 0, 0, $max_width, $max_height, $thumb_bkg);
+          imagecopyresampled(
+            $thumb_img,
+            $src_img,
+            floor(($max_width - $width) / 2),
+            floor(($max_height - $height) / 2),
+            0,
+            0,
+            $width,
+            $height,
+            $size[0],
+            $size[1]
+          );
+          if(isset($quality)) $thumb_img = $thumb_function($thumb_img, $dest, $quality);
+          else $thumb_img = $thumb_function($thumb_img, $dest);
+          if($thumb_img !== false){
+            return array(
+              "src" => $src,
+              "src_width" => $size[0],
+              "src_height" => $size[1],
+              "max_width" => $max_width,
+              "max_height" => $max_height,
+              "thumb_file" => $thumb_file,
+              "thumb_width" => $max_width,
+              "thumb_height" => $max_height,
+              "creation_date" => date("Y-m-d H:i:s")
+            );
+          }
+        }
+      }
+      return false;
+    }
+
+    function new_thumb_file_name($dest, $file_name, $prefix = "img_"){
+      $dest .= strlen($dest) > 0 && substr($dest, -1) != "/" ? "/" : "";
+      if(is_dir($dest)){
+        $ext = "";
+        if(strpos($file_name, ".") !== false){
+          $v_ext_path = explode(".", $file_name);
+          $ext = ".".$v_ext_path[count($v_ext_path) - 1];
+        }
+        $i = 0;
+        while(file_exists($dest.$prefix.$i.$ext)) $i++;
+        return $prefix.$i.$ext;
+      }
+      return false;
+    }
+
+  }
+
+?>
\ No newline at end of file
diff --git a/mw_thumbs.php b/mw_thumbs.php
new file mode 100644
index 0000000..0b313a6
--- /dev/null
+++ b/mw_thumbs.php
@@ -0,0 +1,167 @@
+<?php
+
+  class mw_thumbs extends mw_plugin{
+
+    function title(){
+      return "Thumbs";
+    }
+
+    function description(){
+      return "Un générateur de miniatures";
+    }
+
+    function install($env){
+      if(
+            $env->bdd("sgbd") == "mysql"
+        ||  $env->bdd("sgbd") == "pdo_mysql"
+      ){
+        return $this->install_mysql($env);
+      }
+      elseif(
+            $env->bdd("sgbd") == "pdo_sqlite"
+      ){
+        return $this->install_sqlite($env);
+      }
+      elseif(
+            $env->bdd("sgbd") == "xml"
+      ){
+        return $this->install_xml($env);
+      }
+      else{
+        return "Mode de stockage pour Mtweb (".$env->bdd("sgbd").") non supporté par mw_thumbs";
+      }
+      return true;
+    }
+
+    function install_mysql($env){
+      $data = $env->data();
+      $sgbd = $data->sgbd();
+      try{
+        $EXISTS = $sgbd->table_exists("#--thumbs");
+      }
+      catch(Exception $e){
+        return "impossible de savoir si la table #--thumbs existe";
+      }
+      if($EXISTS){
+        return "la table #--thumbs existe deja";
+      }
+      try{
+        $sql =
+         "CREATE TABLE #--thumbs("
+        ."  `id` int(11) NOT NULL AUTO_INCREMENT,"
+        ."  `src` varchar(255) NOT NULL DEFAULT '',"
+        ."  `src_width` int(11) NOT NULL DEFAULT '0',"
+        ."  `src_height` int(11) NOT NULL DEFAULT '0',"
+        ."  `max_width` int(11) NOT NULL DEFAULT '0',"
+        ."  `max_height` int(11) NOT NULL DEFAULT '0',"
+        ."  `thumb_file` varchar(255) NOT NULL,"
+        ."  `thumb_width` int(11) NOT NULL DEFAULT '0',"
+        ."  `thumb_height` int(11) NOT NULL DEFAULT '0',"
+        ."  `creation_date` datetime NOT NULL,"
+        ."  PRIMARY KEY (`id`)"
+        .")";
+        $sgbd->query($sql);
+      }
+      catch(Exception $e){
+        return "imposible de creer la table #--thumbs";
+      }
+      return true;
+    }
+
+    function install_sqlite($env){
+      $data = $env->data();
+      $sgbd = $data->sgbd();
+      try{
+        $EXISTS = $sgbd->table_exists("#--thumbs");
+      }
+      catch(Exception $e){
+        return "impossible de savoir si la table #--thumbs existe";
+      }
+      if($EXISTS){
+        return "la table #--thumbs existe deja";
+      }
+      try{
+        $sql =
+         "CREATE TABLE #--thumbs("
+        ."  `id` INTEGER PRIMARY KEY AUTOINCREMENT"
+        ."  `src` TEXT NOT NULL DEFAULT '',"
+        ."  `src_width` INTEGER NOT NULL DEFAULT '0',"
+        ."  `src_height` INTEGER NOT NULL DEFAULT '0',"
+        ."  `max_width` INTEGER NOT NULL DEFAULT '0',"
+        ."  `max_height` INTEGER NOT NULL DEFAULT '0',"
+        ."  `thumb_file` TEXT NOT NULL,"
+        ."  `thumb_width` INTEGER NOT NULL DEFAULT '0',"
+        ."  `thumb_height` INTEGER NOT NULL DEFAULT '0',"
+        ."  `creation_date` TEXT NOT NULL"
+        .")";
+        $sgbd->query($sql);
+      }
+      catch(Exception $e){
+        return "imposible de creer la table #--thumbs";
+      }
+      return true;
+    }
+
+    function install_xml($env){
+      $data = $env->data();
+      $sgbd = $data->sgbd();
+      $EXISTS = $sgbd->data_exists("thumbs");
+      if(!isset($EXISTS)){
+        return "impossible de savoir si la table #--thumbs existe";
+      }
+      if($EXISTS){
+        return "la table #--thumbs existe deja";
+      }
+      if(!$sgbd->create_data("thumbs")){
+        return "imposible de creer la table #--thumbs";
+      }
+      return true;
+    }
+
+    function uninstall($env){
+      if($env->bdd("sgbd") == "xml") return $this->uninstall_xml($env);
+      else return $this->uninstall_sql($env);
+    }
+
+    function uninstall_xml($env){
+      $data = $env->data();
+      $sgbd = $data->sgbd();
+      if(!$this->disable($env)) return "impossible de desactiver le plugin";
+      $EXISTS = $sgbd->data_exists("thumbs");
+      if(!isset($EXISTS)){
+        return "impossible de savoir si la table #--thumbs existe";
+      }
+      if(!$EXISTS){
+        // return "la table #--thumbs n'existe pas";
+      }
+      elseif(!$sgbd->remove_data("thumbs")){
+        return "imposible de supprimer la table #--thumbs";
+      }
+      return true;
+    }
+
+    function uninstall_sql($env){
+      $data = $env->data();
+      $sgbd = $data->sgbd();
+      if(!$this->disable($env)) return "impossible de desactiver le plugin";
+      try{
+        $EXISTS = $sgbd->table_exists("#--thumbs");
+      }
+      catch(Exception $e){
+        return "impossible de savoir si la table #--thumbs existe";
+      }
+      if(!$EXISTS){
+        // return "la table #--thumbs n'existe pas";
+      }
+      else{
+        try{
+          $sgbd->query("DROP TABLE #--thumbs");
+        }
+        catch(Exception $e){
+          return "imposible de supprimer la table #--thumbs";
+        }
+      }
+      return true;
+    }
+
+  }