Diffs

Services_GoogleChartApiQR/tags/release-0.0.1-20100228152822/Services/GoogleChartApiQR.php

@@ -0,0 +1,262 @@
+<?php
+/**
+ * An interface for Google ChartAPI QR
+ *
+ * @category    Services
+ * @package     Services_GoogleChartApiQR
+ * @author      tknzk <info@tknzk.com>
+ * @copyright   Copyright (c) 2010, tknzk.com All rights reserved.
+ * @license     BSD License
+ * @link        http://openpear.org/package/Services_GoogleChartApiQR
+ * @link        http://code.google.com/intl/ja/apis/chart/docs/gallery/qr_codes.html
+ *
+ */
+
+require_once 'PEAR/Exception.php';
+
+class Services_GoogleChartApiQR
+{
+    const API_URL       = 'http://chart.apis.google.com';
+
+    const CHOE_UTF8     = 'UTF-8';
+    const CHOE_ShiftJIS = 'Shift-JIS';
+    const CHOE_ISO88591 = 'ISO-8859-1';
+
+    const CHLD_L        = 'L';
+    const CHLD_M        = 'M';
+    const CHLD_Q        = 'Q';
+    const CHLD_H        = 'H';
+
+    /**
+     * chart
+     */
+    private $cht;
+
+    /**
+     * image size
+     */
+    private $chs;
+
+    /**
+     * image size width
+     */
+    private $chsWidth;
+
+    /**
+     * image size height
+     */
+    private $chsHeight;
+
+    /**
+     * data
+     */
+    private $chl;
+
+    /**
+     * output encoding
+     */
+    private $choe;
+
+    /**
+     * error correction level
+     */
+    private $chld;
+
+    /**
+     * force encode
+     */
+    private $forceEncode;
+
+    /**
+     * Default constructor
+     *
+     * @param integer $width
+     * @param integer $height
+     * @return  void
+     */
+    public function __construct($width = null, $height = null)
+    {
+        $this->setCht();
+
+        if (!empty($width) && !empty($height)) {
+            $this->setChs($width, $height);
+        }
+
+        $this->setForceEncode(false);
+    }
+
+    /**
+     * create qr code
+     *
+     * @param string $data
+     * @return string $apiUrl
+     */
+    public function view($data = null)
+    {
+        if (!empty($data)) {
+            $this->setChl($data);
+        }
+
+        return self::buildApiUrl();
+    }
+
+    /**
+     * create qr code binary data
+     *
+     * @param string $data
+     * @return string $response
+     */
+    public function create($data = null)
+    {
+        if (!empty($data)) {
+            $this->setChl($data);
+        }
+
+        $curl   = curl_init();
+        curl_setopt($curl, CURLOPT_URL,             self::buildApiUrl());
+        curl_setopt($curl, CURLOPT_HEADER,          false);
+        curl_setopt($curl, CURLOPT_RETURNTRANSFER,  true);
+
+        $response = curl_exec($curl);
+
+        if ($response === false) {
+            throw new PEAR_Exception(curl_error($curl), curl_errno($curl));
+        }
+
+        curl_close($curl);
+
+        return $response;
+    }
+
+    /**
+     * build request api url
+     *
+     * @return string $apiUrl
+     */
+    private function buildApiUrl()
+    {
+
+        if (empty($this->chl)) {
+            throw new PEAR_Exception('data requierd.');
+        }else{
+            if ($this->forceEncode) {
+                if (mb_detect_encoding($this->chl) == self::CHOE_UTF8) {
+                    $this->setChl(mb_convert_encoding(urlencode($this->chl), self::CHOE_ShiftJIS, self::CHOE_UTF8));
+                    $this->setChoe(self::CHOE_ShiftJIS);
+                }
+            }
+        }
+        if (empty($this->chsWidth)) {
+            throw new PEAR_Exception('size is requierd.');
+        }
+
+        return self::API_URL    . '/chart?'
+                                . 'chs='    . $this->chsWidth . 'x' . $this->chsHeight
+                                . '&cht='   . $this->cht
+                                . '&chl='   . $this->chl
+                                . '&choe='  . $this->choe
+                                . '&chld='  . $this->chld
+                                . '';
+    }
+
+    /**
+     * set Cht
+     */
+    private function setCht()
+    {
+        $this->cht = (string) 'qr';
+    }
+
+    /**
+     * set chs
+     *
+     * $param integer $width
+     * $param integer $height
+     *
+     */
+    public function setChs($width, $height)
+    {
+        $this->setChsWidth($width);
+        $this->setChsHeight($height);
+    }
+
+    /**
+     * set chsWidth
+     *
+     * $param integer $width
+     */
+    public function setChsWidth($width)
+    {
+        $this->chsWidth     = (integer) $width;
+    }
+
+    /**
+     * set chsHeight
+     *
+     * $param integer $height
+     */
+    public function setChsHeight($height)
+    {
+        $this->chsHeight    = (integer) $height;
+    }
+
+    /**
+     * set chl
+     *
+     * $param string $data
+     */
+    public function setChl($data)
+    {
+        $this->chl  = (string) ($data);
+    }
+
+    /**
+     * set choe
+     *
+     * $param string $choe
+     */
+    public function setChoe($encode = self::CHOE_UTF8)
+    {
+        $this->choe  = (string) $encode;
+    }
+
+    /**
+     * set chld
+     *
+     * $param string $chld
+     */
+    public function setChld($level = null)
+    {
+        if ($level !== null) {
+
+            switch ($level) {
+                case self::CHLD_L:
+                    $this->chld  = (string) self::CHLD_L;
+                    break;
+                case self::CHLD_M:
+                    $this->chld  = (string) self::CHLD_M;
+                    break;
+                case self::CHLD_Q:
+                    $this->chld  = (string) self::CHLD_Q;
+                    break;
+                case self::CHLD_H:
+                    $this->chld  = (string) self::CHLD_H;
+                    break;
+                default:
+            }
+
+        }
+    }
+
+    /**
+     * force encode
+     *
+     * @return  void
+     * @param   bool $force
+     */
+    public function setForceEncode($force = true)
+    {
+        $this->forceEncode = $force;
+    }
+
+}
属性に変更があったパス: Services_GoogleChartApiQR/tags/release-0.0.1-20100228152822/Services/GoogleChartApiQR.php
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名前: svn:eol-style
+ native