1 | <?php |
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2 | |||
3 | namespace Qiniu\Processing; |
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4 | |||
5 | use Qiniu; |
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6 | |||
7 | /** |
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8 | * 主要涉及图片链接拼接 |
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9 | * |
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10 | * @link http://developer.qiniu.com/code/v6/api/kodo-api/image/imageview2.html |
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11 | */ |
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12 | final class ImageUrlBuilder |
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13 | { |
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14 | /** |
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15 | * mode合法范围值 |
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16 | * |
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17 | * @var array |
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18 | */ |
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19 | protected $modeArr = array(0, 1, 2, 3, 4, 5); |
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20 | |||
21 | /** |
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22 | * format合法值 |
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23 | * |
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24 | * @var array |
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25 | */ |
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26 | protected $formatArr = array('psd', 'jpeg', 'png', 'gif', 'webp', 'tiff', 'bmp'); |
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27 | |||
28 | /** |
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29 | * 水印图片位置合法值 |
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30 | * |
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31 | * @var array |
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32 | */ |
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33 | protected $gravityArr = array( |
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34 | 'NorthWest', |
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35 | 'North', |
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36 | 'NorthEast', |
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37 | 'West', |
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38 | 'Center', |
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39 | 'East', |
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40 | 'SouthWest', |
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41 | 'South', |
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42 | 'SouthEast' |
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43 | ); |
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44 | |||
45 | /** |
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46 | * 缩略图链接拼接 |
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47 | * |
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48 | * @param string $url 图片链接 |
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49 | * @param int $mode 缩略模式 |
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50 | 3 | * @param int $width 宽度 |
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51 | * @param int $height 长度 |
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52 | * @param string $format 输出类型 |
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53 | * @param int $quality 图片质量 |
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54 | * @param int $interlace 是否支持渐进显示 |
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55 | * @param int $ignoreError 忽略结果 |
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56 | * @return string |
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57 | * @link http://developer.qiniu.com/code/v6/api/kodo-api/image/imageview2.html |
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58 | * @author Sherlock Ren <[email protected]> |
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59 | */ |
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60 | public function thumbnail( |
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61 | $url, |
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62 | 3 | $mode, |
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63 | $width, |
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64 | $height, |
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65 | $format = null, |
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66 | $interlace = null, |
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67 | 3 | $quality = null, |
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68 | $ignoreError = 1 |
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69 | ) { |
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70 | |||
71 | 3 | // url合法效验 |
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72 | 3 | if (!$this->isUrl($url)) { |
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73 | return $url; |
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74 | } |
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75 | 3 | ||
76 | // 参数合法性效验 |
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77 | if (!in_array(intval($mode), $this->modeArr, true)) { |
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78 | 3 | return $url; |
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79 | 3 | } |
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80 | 3 | ||
81 | 3 | if (!$width || !$height) { |
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82 | 3 | return $url; |
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83 | } |
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84 | |||
85 | 3 | $thumbStr = 'imageView2/' . $mode . '/w/' . $width . '/h/' . $height . '/'; |
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86 | 3 | ||
87 | 3 | // 拼接输出格式 |
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88 | 3 | if (!is_null($format) |
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89 | 3 | && in_array($format, $this->formatArr) |
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90 | ) { |
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91 | $thumbStr .= 'format/' . $format . '/'; |
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92 | 3 | } |
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93 | 3 | ||
94 | 3 | // 拼接渐进显示 |
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95 | 3 | if (!is_null($interlace) |
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96 | 3 | && in_array(intval($interlace), array(0, 1), true) |
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97 | 3 | ) { |
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98 | $thumbStr .= 'interlace/' . $interlace . '/'; |
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99 | 3 | } |
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100 | |||
101 | // 拼接图片质量 |
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102 | 3 | if (!is_null($quality) |
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103 | && intval($quality) >= 0 |
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104 | && intval($quality) <= 100 |
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105 | ) { |
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106 | $thumbStr .= 'q/' . $quality . '/'; |
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107 | } |
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108 | |||
109 | $thumbStr .= 'ignore-error/' . $ignoreError . '/'; |
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110 | |||
111 | // 如果有query_string用|线分割实现多参数 |
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112 | return $url . ($this->hasQuery($url) ? '|' : '?') . $thumbStr; |
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113 | } |
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114 | |||
115 | /** |
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116 | * 图片水印 |
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117 | * |
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118 | * @param string $url 图片链接 |
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119 | 3 | * @param string $image 水印图片链接 |
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120 | * @param int $dissolve 透明度 |
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121 | * @param string $gravity 水印位置 |
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122 | * @param int $dx 横轴边距 |
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123 | * @param int $dy 纵轴边距 |
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124 | * @param int $watermarkScale 自适应原图的短边比例 |
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125 | * @return string |
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126 | * @link http://developer.qiniu.com/code/v6/api/kodo-api/image/watermark.html |
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127 | * @author Sherlock Ren <[email protected]> |
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128 | */ |
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129 | 3 | public function waterImg( |
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130 | $url, |
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131 | $image, |
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132 | $dissolve = 100, |
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133 | 3 | $gravity = 'SouthEast', |
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134 | $dx = null, |
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135 | $dy = null, |
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136 | 3 | $watermarkScale = null |
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137 | 3 | ) { |
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138 | 3 | // url合法效验 |
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139 | 3 | if (!$this->isUrl($url)) { |
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140 | 3 | return $url; |
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141 | } |
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142 | |||
143 | 3 | $waterStr = 'watermark/1/image/' . \Qiniu\base64_urlSafeEncode($image) . '/'; |
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144 | 3 | ||
145 | 3 | // 拼接水印透明度 |
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146 | if (is_numeric($dissolve) |
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147 | && $dissolve <= 100 |
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148 | 3 | ) { |
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149 | 3 | $waterStr .= 'dissolve/' . $dissolve . '/'; |
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150 | 3 | } |
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151 | 3 | ||
152 | 3 | // 拼接水印位置 |
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153 | if (in_array($gravity, $this->gravityArr, true)) { |
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154 | $waterStr .= 'gravity/' . $gravity . '/'; |
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155 | 3 | } |
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156 | 3 | ||
157 | 3 | // 拼接横轴边距 |
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158 | 3 | if (!is_null($dx) |
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159 | 3 | && is_numeric($dx) |
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160 | ) { |
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161 | $waterStr .= 'dx/' . $dx . '/'; |
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162 | 3 | } |
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163 | 3 | ||
164 | 3 | // 拼接纵轴边距 |
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165 | 3 | if (!is_null($dy) |
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166 | 3 | && is_numeric($dy) |
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167 | 3 | ) { |
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168 | 3 | $waterStr .= 'dy/' . $dy . '/'; |
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169 | } |
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170 | |||
171 | 3 | // 拼接自适应原图的短边比例 |
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172 | if (!is_null($watermarkScale) |
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173 | && is_numeric($watermarkScale) |
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174 | && $watermarkScale > 0 |
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175 | && $watermarkScale < 1 |
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176 | ) { |
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177 | $waterStr .= 'ws/' . $watermarkScale . '/'; |
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178 | } |
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179 | |||
180 | // 如果有query_string用|线分割实现多参数 |
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181 | return $url . ($this->hasQuery($url) ? '|' : '?') . $waterStr; |
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182 | } |
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183 | |||
184 | /** |
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185 | * 文字水印 |
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186 | * |
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187 | * @param string $url 图片链接 |
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188 | * @param string $text 文字 |
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189 | * @param string $font 文字字体 |
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190 | 3 | * @param string $fontSize 文字字号 |
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191 | * @param string $fontColor 文字颜色 |
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192 | * @param int $dissolve 透明度 |
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193 | * @param string $gravity 水印位置 |
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194 | * @param int $dx 横轴边距 |
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195 | * @param int $dy 纵轴边距 |
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196 | * @return string |
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197 | * @link http://developer.qiniu.com/code/v6/api/kodo-api/image/watermark.html#text-watermark |
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198 | * @author Sherlock Ren <[email protected]> |
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199 | */ |
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200 | public function waterText( |
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201 | $url, |
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202 | 3 | $text, |
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203 | $font = '黑体', |
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204 | $fontSize = 0, |
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205 | $fontColor = null, |
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206 | $dissolve = 100, |
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207 | 3 | $gravity = 'SouthEast', |
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208 | 3 | $dx = null, |
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209 | $dy = null |
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210 | ) { |
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211 | 3 | // url合法效验 |
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212 | 3 | if (!$this->isUrl($url)) { |
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213 | 3 | return $url; |
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214 | } |
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215 | |||
216 | 3 | $waterStr = 'watermark/2/text/' |
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217 | 3 | . \Qiniu\base64_urlSafeEncode($text) . '/font/' |
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218 | 3 | . \Qiniu\base64_urlSafeEncode($font) . '/'; |
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219 | 3 | ||
220 | 3 | // 拼接文字大小 |
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221 | if (is_int($fontSize)) { |
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222 | $waterStr .= 'fontsize/' . $fontSize . '/'; |
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223 | 3 | } |
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224 | 3 | ||
225 | 3 | // 拼接文字颜色 |
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226 | 3 | if (!is_null($fontColor) |
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227 | 3 | && $fontColor |
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228 | ) { |
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229 | $waterStr .= 'fill/' . \Qiniu\base64_urlSafeEncode($fontColor) . '/'; |
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230 | 3 | } |
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231 | 3 | ||
232 | 3 | // 拼接水印透明度 |
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233 | if (is_numeric($dissolve) |
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234 | && $dissolve <= 100 |
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235 | 3 | ) { |
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236 | 3 | $waterStr .= 'dissolve/' . $dissolve . '/'; |
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237 | 3 | } |
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238 | 3 | ||
239 | 3 | // 拼接水印位置 |
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240 | if (in_array($gravity, $this->gravityArr, true)) { |
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241 | $waterStr .= 'gravity/' . $gravity . '/'; |
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242 | 3 | } |
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243 | 3 | ||
244 | 3 | // 拼接横轴边距 |
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245 | 3 | if (!is_null($dx) |
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246 | 3 | && is_numeric($dx) |
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247 | ) { |
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248 | $waterStr .= 'dx/' . $dx . '/'; |
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249 | 3 | } |
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250 | |||
251 | // 拼接纵轴边距 |
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252 | if (!is_null($dy) |
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253 | && is_numeric($dy) |
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254 | ) { |
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255 | $waterStr .= 'dy/' . $dy . '/'; |
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256 | } |
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257 | |||
258 | // 如果有query_string用|线分割实现多参数 |
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259 | 9 | return $url . ($this->hasQuery($url) ? '|' : '?') . $waterStr; |
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260 | } |
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261 | 9 | ||
262 | /** |
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263 | 9 | * 效验url合法性 |
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264 | 9 | * |
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265 | 9 | * @param string $url url链接 |
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266 | 9 | * @return string |
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267 | * @author Sherlock Ren <[email protected]> |
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268 | */ |
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269 | protected function isUrl($url) |
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270 | { |
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271 | $urlArr = parse_url($url); |
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272 | |||
273 | return $urlArr['scheme'] |
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274 | && in_array($urlArr['scheme'], array('http', 'https')) |
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275 | && $urlArr['host'] |
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276 | 9 | && $urlArr['path']; |
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277 | } |
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278 | 9 | ||
279 | /** |
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280 | 9 | * 检测是否有query |
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281 | * |
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282 | * @param string $url url链接 |
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283 | * @return string |
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284 | * @author Sherlock Ren <[email protected]> |
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285 | */ |
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286 | protected function hasQuery($url) |
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287 | { |
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288 | $urlArr = parse_url($url); |
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289 | |||
290 | return !empty($urlArr['query']); |
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291 | } |
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292 | } |
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293 |