add pdf and mobi libraries

inc/3rdparty/libraries/send2kindle/storage.php

@@ -0,0 +1,230 @@
+<?php
+/**
+ * Storage for news2Kindle
+ * @author jwest <jwest@jwest.pl>
+ */
+class Storage {
+
+    /**
+     * Newspapper name
+     * @var string
+     */
+    private $_name;
+
+    /**
+     * Default dir
+     * @var string
+     */
+    private $_default_dir = 'data/';
+
+    /**
+     * Info about newspapper
+     * @var array
+     */
+    private $_info;
+
+    /**
+     * Prepare storage
+     * @param string $newspapper
+     * @param string $default_dir
+     */
+    public function __construct($newspapper, $default_dir = NULL)
+    {
+        $this->_name = $newspapper;
+
+        if ( $default_dir !== NULL )
+        {
+            $this->_default_dir = $default_dir;
+        }
+
+        $this->_info = $this->_get_info();
+    }
+
+    /**
+     * save info before exit from script
+     */
+    public function __destruct()
+    {
+        $this->_save_info($this->_info);
+    }
+
+    /**
+     * Get path
+     * @param bool $newspapper path to newspapper
+     * @return string path to repository
+     */
+    public function get_path($newspapper = true)
+    {
+        $path = $this->_default_dir;
+
+        if ( $newspapper ) 
+        {
+            $path .= $this->_name . '/';
+        }
+
+        return $path;
+    }
+
+    /**
+     * Get info about newspapper
+     * @return array newspapper info
+     */
+    private function _get_info()
+    {        
+        $content = unserialize( $this->_get_file('info.dat') );
+
+        if( $content === FALSE )
+        {
+            $content = (object) array
+            (
+                'images_count' => 0,
+                'articles_count' => 0,
+                'images' => array(),
+            );
+
+            $this->_save_info($content);
+        }
+
+        return $content;
+    }
+
+    /**
+     * Get info key
+     * @param $key
+     * @return mixed
+     */
+    public function info($key)
+    {
+        return $this->_info->$key;
+    }
+
+    /**
+     * Save info
+     * @param array $info info from class
+     */
+    private function _save_info($info)
+    {
+        $this->_save_file( 'info.dat', serialize($info) );
+    }
+
+    /**
+     * Save image in storage
+     * @param resource $image
+     * @param string $name image name, if null create auto name
+     * @return string image name
+     */
+    public function save_image($image, $name = NULL)
+    {
+        if ( $name === NULL )
+        {
+            $image_name = (string) $this->_info->images_count;
+                    
+            for ($i=strlen($image_name); $i<6; $i++)
+            {
+                $image_name = '0'.$image_name;
+            }
+
+            $this->_info->images_count++;
+            $this->_info->images[$this->_info->images_count] = $image_name;
+
+            $name = $image_name;
+        }
+
+        $this->_save_file($name, $image);
+
+        return $this->_default_dir . $this->_name . '/' . $name;
+    }
+
+    /**
+     * Get image
+     * @param  string $name image name
+     * @return resource
+     */
+    public function get_image($name)
+    {
+        return $this->_get_file($name);
+    }
+
+    /**
+     * Put article contents
+     * @param string $id unique id for article
+     * @param string $title
+     * @param string $content article content
+     * @param string $url url for article
+     * @param object $website
+     */
+    public function add_content($id, $title, $content, $url, $website)
+    {
+        $articles = unserialize( $this->_get_file('articles.dat') );
+        
+        $articles[$id] = (object) array
+        (
+            'id' => $id,
+            'title' => $title,
+            'content' => $content,
+            'url' => $url,
+            'website' => $website,
+        );
+
+        $this->_save_file( 'articles.dat', serialize($articles) );
+    }
+
+    /**
+     * Get articles contents
+     * @param string $file_name
+     * @param string $file_content
+     */
+    public function get_contents()
+    {
+        return unserialize( $this->_get_file( 'articles.dat' ) );
+    }
+
+    /**
+     * Get file content
+     * @param string $file_name
+     * @param string $file_content
+     */
+    private function _save_file($file_name, $file_content)
+    {
+        if( ! file_exists( $this->_default_dir . $this->_name ) )
+        {
+            mkdir( $this->_default_dir . $this->_name, 0777, TRUE );
+        }
+
+        file_put_contents($this->_default_dir . $this->_name . '/' . $file_name, $file_content);
+    }
+
+    /**
+     * Get file content
+     * @param string $file_name
+     * @param string $default_file_content (if file not exists)
+     * @return string file content
+     */
+    private function _get_file($file_name, $default_file_content = NULL)
+    {
+        $content = @file_get_contents($this->_default_dir . $this->_name . '/' . $file_name);
+
+        if ($content === FALSE)
+        {
+            return $default_file_content;
+        }
+
+        return $content;
+    }
+
+    /**
+     * Clean newspapper after convert to mobi
+     */
+    public function clean()
+    {
+        $files_to_remove = glob($this->_default_dir . $this->_name . '/*');
+
+        foreach ( $files_to_remove as $file )
+        {
+            unlink( $file );
+        }
+
+        rmdir( $this->_default_dir . $this->_name );
+    }
+
+}