include/Photo.php

   1 <?php
   2
   3 if(! class_exists("Photo")) {
   4 class Photo {
   5
   6         private $image;
   7         private $width;
   8         private $height;
   9         private $valid;
  10
  11         public function __construct($data) {
  12                 $this->valid = false;
  13                 $this->image = @imagecreatefromstring($data);
  14                 if($this->image !== FALSE) {
  15                         $this->width  = imagesx($this->image);
  16                         $this->height = imagesy($this->image);
  17                         $this->valid  = true;
  18                 }
  19         }
  20
  21         public function __destruct() {
  22                 if($this->image)
  23                         imagedestroy($this->image);
  24         }
  25
  26         public function is_valid() {
  27                 return $this->valid;
  28         }
  29
  30         public function getWidth() {
  31                 return $this->width;
  32         }
  33
  34         public function getHeight() {
  35                 return $this->height;
  36         }
  37
  38         public function getImage() {
  39                 return $this->image;
  40         }
  41
  42         public function scaleImage($max) {
  43
  44                 $width = $this->width;
  45                 $height = $this->height;
  46
  47                 $dest_width = $dest_height = 0;
  48
  49                 if((! $width)|| (! $height))
  50                         return FALSE;
  51
  52                 if($width > $max && $height > $max) {
  53                         if($width > $height) {
  54                                 $dest_width = $max;
  55                                 $dest_height = intval(( $height * $max ) / $width);
  56                         }
  57                         else {
  58                                 $dest_width = intval(( $width * $max ) / $height);
  59                                 $dest_height = $max;
  60                         }
  61                 }
  62                 else {
  63                         if( $width > $max ) {
  64                                 $dest_width = $max;
  65                                 $dest_height = intval(( $height * $max ) / $width);
  66                         }
  67                         else {
  68                                 if( $height > $max ) {
  69                                         $dest_width = intval(( $width * $max ) / $height);
  70                                         $dest_height = $max;
  71                                 }
  72                                 else {
  73                                         $dest_width = $width;
  74                                         $dest_height = $height;
  75                                 }
  76                         }
  77                 }
  78
  79
  80                 $dest = imagecreatetruecolor( $dest_width, $dest_height );
  81                 imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dest_width, $dest_height, $width, $height);
  82                 if($this->image)
  83                         imagedestroy($this->image);
  84                 $this->image = $dest;
  85                 $this->width  = imagesx($this->image);
  86                 $this->height = imagesy($this->image);
  87
  88         }
  89
  90         public function rotate($degrees) {
  91                 $this->image  = imagerotate($this->image,$degrees,0);
  92                 $this->width  = imagesx($this->image);
  93                 $this->height = imagesy($this->image);
  94         }
  95
  96
  97
  98         public function scaleImageUp($min) {
  99
 100                 $width = $this->width;
 101                 $height = $this->height;
 102
 103                 $dest_width = $dest_height = 0;
 104
 105                 if((! $width)|| (! $height))
 106                         return FALSE;
 107
 108                 if($width < $min && $height < $min) {
 109                         if($width > $height) {
 110                                 $dest_width = $min;
 111                                 $dest_height = intval(( $height * $min ) / $width);
 112                         }
 113                         else {
 114                                 $dest_width = intval(( $width * $min ) / $height);
 115                                 $dest_height = $min;
 116                         }
 117                 }
 118                 else {
 119                         if( $width < $min ) {
 120                                 $dest_width = $min;
 121                                 $dest_height = intval(( $height * $min ) / $width);
 122                         }
 123                         else {
 124                                 if( $height < $min ) {
 125                                         $dest_width = intval(( $width * $min ) / $height);
 126                                         $dest_height = $min;
 127                                 }
 128                                 else {
 129                                         $dest_width = $width;
 130                                         $dest_height = $height;
 131                                 }
 132                         }
 133                 }
 134
 135
 136                 $dest = imagecreatetruecolor( $dest_width, $dest_height );
 137                 imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dest_width, $dest_height, $width, $height);
 138                 if($this->image)
 139                         imagedestroy($this->image);
 140                 $this->image = $dest;
 141                 $this->width  = imagesx($this->image);
 142                 $this->height = imagesy($this->image);
 143
 144         }
 145
 146
 147
 148         public function scaleImageSquare($dim) {
 149
 150                 $dest = imagecreatetruecolor( $dim, $dim );
 151                 imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dim, $dim, $this->width, $this->height);
 152                 if($this->image)
 153                         imagedestroy($this->image);
 154                 $this->image = $dest;
 155                 $this->width  = imagesx($this->image);
 156                 $this->height = imagesy($this->image);
 157         }
 158
 159
 160         public function cropImage($max,$x,$y,$w,$h) {
 161                 $dest = imagecreatetruecolor( $max, $max );
 162                 imagecopyresampled($dest, $this->image, 0, 0, $x, $y, $max, $max, $w, $h);
 163                 if($this->image)
 164                         imagedestroy($this->image);
 165                 $this->image = $dest;
 166                 $this->width  = imagesx($this->image);
 167                 $this->height = imagesy($this->image);
 168         }
 169
 170         public function saveImage($path) {
 171                 $quality = get_config('system','jpeg_quality');
 172                 if((! $quality) || ($quality > 100))
 173                         $quality = JPEG_QUALITY;
 174                 imagejpeg($this->image,$path,$quality);
 175         }
 176
 177         public function imageString() {
 178                 ob_start();
 179
 180                 $quality = get_config('system','jpeg_quality');
 181                 if((! $quality) || ($quality > 100))
 182                         $quality = JPEG_QUALITY;
 183
 184                 imagejpeg($this->image,NULL,$quality);
 185                 $s = ob_get_contents();
 186                 ob_end_clean();
 187                 return $s;
 188         }
 189
 190
 191
 192         public function store($uid, $cid, $rid, $filename, $album, $scale, $profile = 0, $allow_cid = '', $allow_gid = '', $deny_cid = '', $deny_gid = '') {
 193
 194                 $r = q("select `guid` from photo where `resource-id` = '%s' and `guid` != '' limit 1",
 195                         dbesc($rid)
 196                 );
 197                 if(count($r))
 198                         $guid = $r[0]['guid'];
 199                 else
 200                         $guid = get_guid();
 201
 202                 $r = q("INSERT INTO `photo`
 203                         ( `uid`, `contact-id`, `guid`, `resource-id`, `created`, `edited`, `filename`, `album`, `height`, `width`, `data`, `scale`, `profile`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid` )
 204                         VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d, '%s', '%s', '%s', '%s' )",
 205                         intval($uid),
 206                         intval($cid),
 207                         dbesc($guid),
 208                         dbesc($rid),
 209                         dbesc(datetime_convert()),
 210                         dbesc(datetime_convert()),
 211                         dbesc(basename($filename)),
 212                         dbesc($album),
 213                         intval($this->height),
 214                         intval($this->width),
 215                         dbesc($this->imageString()),
 216                         intval($scale),
 217                         intval($profile),
 218                         dbesc($allow_cid),
 219                         dbesc($allow_gid),
 220                         dbesc($deny_cid),
 221                         dbesc($deny_gid)
 222                 );
 223                 return $r;
 224         }
 225
 226
 227
 228
 229
 230 }}
 231
 232
 233 function import_profile_photo($photo,$uid,$cid) {
 234
 235         $a = get_app();
 236
 237         $photo_failure = false;
 238
 239         $filename = basename($photo);
 240         $img_str = fetch_url($photo,true);
 241         $img = new Photo($img_str);
 242         if($img->is_valid()) {
 243
 244                 $img->scaleImageSquare(175);
 245
 246                 $hash = photo_new_resource();
 247
 248                 $r = $img->store($uid, $cid, $hash, $filename, 'Contact Photos', 4 );
 249
 250                 if($r === false)
 251                         $photo_failure = true;
 252
 253                 $img->scaleImage(80);
 254
 255                 $r = $img->store($uid, $cid, $hash, $filename, 'Contact Photos', 5 );
 256
 257                 if($r === false)
 258                         $photo_failure = true;
 259
 260                 $img->scaleImage(48);
 261
 262                 $r = $img->store($uid, $cid, $hash, $filename, 'Contact Photos', 6 );
 263
 264                 if($r === false)
 265                         $photo_failure = true;
 266
 267
 268
 269                 $photo = $a->get_baseurl() . '/photo/' . $hash . '-4.jpg';
 270                 $thumb = $a->get_baseurl() . '/photo/' . $hash . '-5.jpg';
 271                 $micro = $a->get_baseurl() . '/photo/' . $hash . '-6.jpg';
 272         }
 273         else
 274                 $photo_failure = true;
 275
 276         if($photo_failure) {
 277                 $photo = $a->get_baseurl() . '/images/person-175.jpg';
 278                 $thumb = $a->get_baseurl() . '/images/person-80.jpg';
 279                 $micro = $a->get_baseurl() . '/images/person-48.jpg';
 280         }
 281
 282         return(array($photo,$thumb,$micro));
 283
 284 }