From 13c5f563e4ca807efbf39ff870661126e11ad242 Mon Sep 17 00:00:00 2001
From: User <taka0125.biz@gmail.com>
Date: Sun, 24 Jan 2010 02:56:42 +0900
Subject: [PATCH 1/1] [add] initialize

---
 lib/Converter/Factory.class.php  |  28 +++++++++++++++
 lib/Converter/Pdf.class.php      |  71 +++++++++++++++++++++++++++++++++++++++
 lib/Converter/Template.class.php |  34 +++++++++++++++++++
 lib/Converter/require.php        |  23 +++++++++++++
 test/Converter/data/test.pdf     | Bin 0 -> 917 bytes
 test/Converter/pdf_test.php      |  21 ++++++++++++
 6 files changed, 177 insertions(+)
 create mode 100644 lib/Converter/Factory.class.php
 create mode 100644 lib/Converter/Pdf.class.php
 create mode 100644 lib/Converter/Template.class.php
 create mode 100644 lib/Converter/require.php
 create mode 100644 test/Converter/data/test.pdf
 create mode 100644 test/Converter/pdf_test.php

diff --git a/lib/Converter/Factory.class.php b/lib/Converter/Factory.class.php
new file mode 100644
index 0000000..6780b94
--- /dev/null
+++ b/lib/Converter/Factory.class.php
@@ -0,0 +1,28 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4: */
+// +----------------------------------------------------------------------+
+// | PHP Version 5                                                        |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 2010 Takahiro Ooishi                                   |
+// +----------------------------------------------------------------------+
+// | This source file is subject to version 3.0 of the PHP license,       |
+// | that is bundled with this package in the file LICENSE, and is        |
+// | available through the world-wide-web at the following url:           |
+// | http://www.php.net/license/3_0.txt.                                  |
+// | If you did not receive a copy of the PHP license and are unable to   |
+// | obtain it through the world-wide-web, please send a note to          |
+// | license@php.net so we can mail you a copy immediately.               |
+// +----------------------------------------------------------------------+
+// | Author: Takahiro Ooishi <taka0125.biz@gmail.com>                     |
+// +----------------------------------------------------------------------+
+//
+// $Id$
+
+class Converter_Factory
+{
+    static function create($extension)
+    {
+        if ($extension === 'pdf') return new Converter_Pdf();
+        throw new Exception("Converterer not found. [extension = $extension]");
+    }
+}
diff --git a/lib/Converter/Pdf.class.php b/lib/Converter/Pdf.class.php
new file mode 100644
index 0000000..93518d0
--- /dev/null
+++ b/lib/Converter/Pdf.class.php
@@ -0,0 +1,71 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4: */
+// +----------------------------------------------------------------------+
+// | PHP Version 5                                                        |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 2010 Takahiro Ooishi                                   |
+// +----------------------------------------------------------------------+
+// | This source file is subject to version 3.0 of the PHP license,       |
+// | that is bundled with this package in the file LICENSE, and is        |
+// | available through the world-wide-web at the following url:           |
+// | http://www.php.net/license/3_0.txt.                                  |
+// | If you did not receive a copy of the PHP license and are unable to   |
+// | obtain it through the world-wide-web, please send a note to          |
+// | license@php.net so we can mail you a copy immediately.               |
+// +----------------------------------------------------------------------+
+// | Author: Takahiro Ooishi <taka0125.biz@gmail.com>                     |
+// +----------------------------------------------------------------------+
+//
+// $Id$
+
+class Converter_Pdf extends Converter_Template
+{
+    protected $inputFile;
+    protected $outputFile;
+
+    function __construct()
+    {
+        $this->inputFile = tempnam('/tmp', 'convert_pdf_input_');
+        $this->outputFile = tempnam('/tmp', 'convert_pdf_output_');
+    }
+
+    function __destruct()
+    {
+        @unlink($this->inputFile);
+        @unlink($this->outputFile);
+    }
+
+    function toText($string)
+    {
+        return $this->convert($string);
+    }
+
+    function toHtml($string)
+    {
+        return $this->convert($string, true);
+    }
+
+    protected function isInstalledUseCommand()
+    {
+        $check_command = 'which pdftotext 1>/dev/null 2>/dev/null';
+        exec($check_command, $output, $status);
+        if ($status) return false;
+        return true;
+    }
+
+    protected function convert($string, $to_html = false)
+    {
+        file_put_contents($this->inputFile, $string);
+
+        $option = '';
+        if ($to_html) {
+            $option = '-htmlmeta';
+        }
+        $command = "pdftotext {$option} -enc UTF-8 -nopgbrk -eol unix {$this->inputFile} {$this->outputFile} 2>&1";
+
+        exec($command, $output, $status);
+        if ($status) throw new Exception("command error.[$command]\nstatus={$status}\noutput=".implode($output));
+
+        return file_get_contents($this->outputFile);
+    }
+}
diff --git a/lib/Converter/Template.class.php b/lib/Converter/Template.class.php
new file mode 100644
index 0000000..4f55b53
--- /dev/null
+++ b/lib/Converter/Template.class.php
@@ -0,0 +1,34 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4: */
+// +----------------------------------------------------------------------+
+// | PHP Version 5                                                        |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 2010 Takahiro Ooishi                                   |
+// +----------------------------------------------------------------------+
+// | This source file is subject to version 3.0 of the PHP license,       |
+// | that is bundled with this package in the file LICENSE, and is        |
+// | available through the world-wide-web at the following url:           |
+// | http://www.php.net/license/3_0.txt.                                  |
+// | If you did not receive a copy of the PHP license and are unable to   |
+// | obtain it through the world-wide-web, please send a note to          |
+// | license@php.net so we can mail you a copy immediately.               |
+// +----------------------------------------------------------------------+
+// | Author: Takahiro Ooishi <taka0125.biz@gmail.com>                     |
+// +----------------------------------------------------------------------+
+//
+// $Id$
+
+abstract class Converter_Template
+{
+    abstract function toText($string);
+    abstract function toHtml($string);
+    abstract protected function isInstalledUseCommand();
+
+    function __construct()
+    {
+        // コンバートかける度にチェックするのでオーバーヘッドになる。
+        // コマンドが実行できなくなる可能性は低いのでチェックを飛ばしても
+        // 運用上問題ないかもしれない。
+        if (!$this->isInstalledUseCommand()) throw new Exception('essential command is not installed.');
+    }
+}
diff --git a/lib/Converter/require.php b/lib/Converter/require.php
new file mode 100644
index 0000000..69a4b25
--- /dev/null
+++ b/lib/Converter/require.php
@@ -0,0 +1,23 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4: */
+// +----------------------------------------------------------------------+
+// | PHP Version 5                                                        |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 2010 Takahiro Ooishi                                   |
+// +----------------------------------------------------------------------+
+// | This source file is subject to version 3.0 of the PHP license,       |
+// | that is bundled with this package in the file LICENSE, and is        |
+// | available through the world-wide-web at the following url:           |
+// | http://www.php.net/license/3_0.txt.                                  |
+// | If you did not receive a copy of the PHP license and are unable to   |
+// | obtain it through the world-wide-web, please send a note to          |
+// | license@php.net so we can mail you a copy immediately.               |
+// +----------------------------------------------------------------------+
+// | Author: Takahiro Ooishi <taka0125.biz@gmail.com>                     |
+// +----------------------------------------------------------------------+
+//
+// $Id$
+
+require_once dirname(__FILE__) . '/Template.class.php';
+require_once dirname(__FILE__) . '/Pdf.class.php';
+require_once dirname(__FILE__) . '/Factory.class.php';
diff --git a/test/Converter/data/test.pdf b/test/Converter/data/test.pdf
new file mode 100644
index 0000000000000000000000000000000000000000..d097335982d205735c405b13605747b3b6891a6b
GIT binary patch
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literal 0
HcmV?d00001

diff --git a/test/Converter/pdf_test.php b/test/Converter/pdf_test.php
new file mode 100644
index 0000000..0e36603
--- /dev/null
+++ b/test/Converter/pdf_test.php
@@ -0,0 +1,21 @@
+<?php
+require_once dirname(__FILE__) . '/../../lib/Converter/require.php';
+
+$file = dirname(__FILE__) . '/data/test.pdf';
+
+try {
+
+    $converter = Converter_Factory::create('pdf');
+
+    $data = file_get_contents($file);
+    $string = $converter->toText($data);
+    $html = $converter->toHtml($data);
+
+    var_dump($string);
+    var_dump($html);
+
+} catch (Exception $e) {
+    echo $e->getMessage() . "\n";
+    exit(1);
+}
+
-- 
2.11.0