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<?php |
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namespace Qiniu\Processing; |
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use Qiniu; |
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/** |
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* 主要涉及图片链接拼接 |
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* |
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* @link http://developer.qiniu.com/code/v6/api/kodo-api/image/imageview2.html |
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*/ |
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final class ImageUrlBuilder |
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{ |
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/** |
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* mode合法范围值 |
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* |
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* @var array |
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*/ |
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protected $modeArr = array(0, 1, 2, 3, 4, 5); |
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/** |
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* format合法值 |
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* |
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* @var array |
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*/ |
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protected $formatArr = array('psd', 'jpeg', 'png', 'gif', 'webp', 'tiff', 'bmp'); |
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/** |
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* 水印图片位置合法值 |
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* |
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* @var array |
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*/ |
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protected $gravityArr = array('NorthWest', 'North', 'NorthEast', |
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'West', 'Center', 'East', 'SouthWest', 'South', 'SouthEast'); |
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/** |
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* 缩略图链接拼接 |
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* |
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* @param string $url 图片链接 |
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* @param int $mode 缩略模式 |
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* @param int $width 宽度 |
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* @param int $height 长度 |
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* @param string $format 输出类型 |
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* @param int $quality 图片质量 |
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* @param int $interlace 是否支持渐进显示 |
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* @param int $ignoreError 忽略结果 |
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* @return string |
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* @link http://developer.qiniu.com/code/v6/api/kodo-api/image/imageview2.html |
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* @author Sherlock Ren <[email protected]> |
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*/ |
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public function thumbnail( |
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$url, |
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$mode, |
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$width, |
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$height, |
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$format = null, |
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$interlace = null, |
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$quality = null, |
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$ignoreError = 1 |
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) { |
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// url合法效验 |
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if (! $this->isUrl($url)) { |
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return $url; |
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} |
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// 参数合法性效验 |
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if (! in_array(intval($mode), $this->modeArr, true)) { |
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return $url; |
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} |
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if (! $width || ! $height) { |
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return $url; |
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} |
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$thumbStr = 'imageView2/' . $mode . '/w/' . $width . '/h/' . $height . '/'; |
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// 拼接输出格式 |
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if (! is_null($format) |
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&& in_array($format, $this->formatArr) |
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) { |
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$thumbStr .= 'format/' . $format . '/'; |
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} |
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// 拼接渐进显示 |
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if (! is_null($interlace) |
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&& in_array(intval($interlace), array(0, 1), true) |
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) { |
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$thumbStr .= 'interlace/' . $interlace . '/'; |
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} |
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// 拼接图片质量 |
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if (! is_null($quality) |
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&& intval($quality) >= 0 |
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&& intval($quality) <= 100 |
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) { |
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$thumbStr .= 'q/' . $quality . '/'; |
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} |
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$thumbStr .= 'ignore-error/' . $ignoreError . '/'; |
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// 如果有query_string用|线分割实现多参数 |
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return $url . ($this->hasQuery($url) ? '|' : '?') . $thumbStr; |
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} |
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/** |
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* 图片水印 |
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* |
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* @param string $url 图片链接 |
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* @param string $image 水印图片链接 |
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* @param numeric $dissolve 透明度 |
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* @param string $gravity 水印位置 |
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* @param numeric $dx 横轴边距 |
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* @param numeric $dy 纵轴边距 |
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* @param numeric $watermarkScale 自适应原图的短边比例 |
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* @link http://developer.qiniu.com/code/v6/api/kodo-api/image/watermark.html |
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* @return string |
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* @author Sherlock Ren <[email protected]> |
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*/ |
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public function waterImg( |
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$url, |
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$image, |
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$dissolve = 100, |
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$gravity = 'SouthEast', |
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$dx = null, |
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$dy = null, |
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$watermarkScale = null |
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) { |
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// url合法效验 |
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if (! $this->isUrl($url)) { |
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return $url; |
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} |
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$waterStr = 'watermark/1/image/' . \Qiniu\base64_urlSafeEncode($image) . '/'; |
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// 拼接水印透明度 |
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if (is_numeric($dissolve) |
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&& $dissolve <= 100 |
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) { |
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$waterStr .= 'dissolve/' . $dissolve . '/'; |
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} |
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// 拼接水印位置 |
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if (in_array($gravity, $this->gravityArr, true)) { |
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$waterStr .= 'gravity/' . $gravity . '/'; |
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} |
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// 拼接横轴边距 |
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if (! is_null($dx) |
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&& is_numeric($dx) |
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) { |
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$waterStr .= 'dx/' . $dx . '/'; |
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} |
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// 拼接纵轴边距 |
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if (! is_null($dy) |
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&& is_numeric($dy) |
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) { |
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$waterStr .= 'dy/' . $dy . '/'; |
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} |
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// 拼接自适应原图的短边比例 |
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if (! is_null($watermarkScale) |
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&& is_numeric($watermarkScale) |
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&& $watermarkScale > 0 |
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&& $watermarkScale < 1 |
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) { |
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$waterStr .= 'ws/' . $watermarkScale . '/'; |
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} |
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// 如果有query_string用|线分割实现多参数 |
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return $url . ($this->hasQuery($url) ? '|' : '?') . $waterStr; |
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} |
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/** |
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* 文字水印 |
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* |
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* @param string $url 图片链接 |
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* @param string $text 文字 |
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* @param string $font 文字字体 |
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* @param string $fontSize 文字字号 |
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* @param string $fontColor 文字颜色 |
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* @param numeric $dissolve 透明度 |
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* @param string $gravity 水印位置 |
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* @param numeric $dx 横轴边距 |
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* @param numeric $dy 纵轴边距 |
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* @link http://developer.qiniu.com/code/v6/api/kodo-api/image/watermark.html#text-watermark |
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* @return string |
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* @author Sherlock Ren <[email protected]> |
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*/ |
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public function waterText( |
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$url, |
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$text, |
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$font = '黑体', |
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$fontSize = 0, |
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$fontColor = null, |
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$dissolve = 100, |
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$gravity = 'SouthEast', |
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$dx = null, |
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$dy = null |
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) { |
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// url合法效验 |
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if (! $this->isUrl($url)) { |
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return $url; |
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} |
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$waterStr = 'watermark/2/text/' |
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. \Qiniu\base64_urlSafeEncode($text) . '/font/' |
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. \Qiniu\base64_urlSafeEncode($font) . '/'; |
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// 拼接文字大小 |
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if (is_int($fontSize)) { |
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$waterStr .= 'fontsize/' . $fontSize . '/'; |
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} |
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// 拼接文字颜色 |
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if (! is_null($fontColor) |
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&& $fontColor |
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) { |
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$waterStr .= 'fill/' . \Qiniu\base64_urlSafeEncode($fontColor) . '/'; |
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} |
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// 拼接水印透明度 |
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if (is_numeric($dissolve) |
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&& $dissolve <= 100 |
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) { |
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$waterStr .= 'dissolve/' . $dissolve . '/'; |
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} |
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// 拼接水印位置 |
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if (in_array($gravity, $this->gravityArr, true)) { |
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$waterStr .= 'gravity/' . $gravity . '/'; |
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} |
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// 拼接横轴边距 |
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if (! is_null($dx) |
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&& is_numeric($dx) |
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) { |
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$waterStr .= 'dx/' . $dx . '/'; |
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} |
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// 拼接纵轴边距 |
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if (! is_null($dy) |
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&& is_numeric($dy) |
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) { |
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$waterStr .= 'dy/' . $dy . '/'; |
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} |
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// 如果有query_string用|线分割实现多参数 |
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return $url . ($this->hasQuery($url) ? '|' : '?') . $waterStr; |
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} |
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/** |
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* 效验url合法性 |
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* |
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* @param string $url url链接 |
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* @return string |
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* @author Sherlock Ren <[email protected]> |
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*/ |
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protected function isUrl($url) |
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{ |
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$urlArr = parse_url($url); |
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return $urlArr['scheme'] |
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&& in_array($urlArr['scheme'], array('http', 'https')) |
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&& $urlArr['host'] |
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&& $urlArr['path']; |
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} |
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/** |
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* 检测是否有query |
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* |
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* @param string $url url链接 |
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* @return string |
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* @author Sherlock Ren <[email protected]> |
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*/ |
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protected function hasQuery($url) |
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{ |
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$urlArr = parse_url($url); |
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return ! empty($urlArr['query']); |
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} |
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} |
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qiniu /
php-sdk
