avatarlink.php 2.9 KB

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  1. <?php
  2. /**
  3. * StatusNet, the distributed open-source microblogging tool
  4. *
  5. * An activity
  6. *
  7. * PHP version 5
  8. *
  9. * LICENCE: This program is free software: you can redistribute it and/or modify
  10. * it under the terms of the GNU Affero General Public License as published by
  11. * the Free Software Foundation, either version 3 of the License, or
  12. * (at your option) any later version.
  13. *
  14. * This program is distributed in the hope that it will be useful,
  15. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17. * GNU Affero General Public License for more details.
  18. *
  19. * You should have received a copy of the GNU Affero General Public License
  20. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  21. *
  22. * @category Feed
  23. * @package StatusNet
  24. * @author Evan Prodromou <evan@status.net>
  25. * @author Zach Copley <zach@status.net>
  26. * @copyright 2010 StatusNet, Inc.
  27. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
  28. * @link http://status.net/
  29. */
  30. if (!defined('STATUSNET')) {
  31. exit(1);
  32. }
  33. // XXX: Arg! This wouldn't be necessary if we used Avatars conistently
  34. class AvatarLink
  35. {
  36. public $url;
  37. public $type;
  38. public $size;
  39. public $width;
  40. public $height;
  41. function __construct($element=null)
  42. {
  43. if ($element) {
  44. // @fixme use correct namespaces
  45. $this->url = $element->getAttribute('href');
  46. $this->type = $element->getAttribute('type');
  47. $width = $element->getAttribute('media:width');
  48. if ($width != null) {
  49. $this->width = intval($width);
  50. }
  51. $height = $element->getAttribute('media:height');
  52. if ($height != null) {
  53. $this->height = intval($height);
  54. }
  55. }
  56. }
  57. static function fromAvatar(Avatar $avatar)
  58. {
  59. $alink = new AvatarLink();
  60. $alink->type = $avatar->mediatype;
  61. $alink->height = $avatar->height;
  62. $alink->width = $avatar->width;
  63. $alink->url = $avatar->displayUrl();
  64. return $alink;
  65. }
  66. static function fromFilename($filename, $size)
  67. {
  68. $alink = new AvatarLink();
  69. $alink->url = $filename;
  70. $alink->height = $size;
  71. $alink->width = $size;
  72. if (!empty($filename)) {
  73. $alink->type = self::mediatype($filename);
  74. } else {
  75. $alink->url = User_group::defaultLogo($size);
  76. $alink->type = 'image/png';
  77. }
  78. return $alink;
  79. }
  80. // yuck!
  81. static function mediatype($filename) {
  82. $parts = explode('.', $filename);
  83. $ext = strtolower(end($parts));
  84. if ($ext == 'jpeg') {
  85. $ext = 'jpg';
  86. }
  87. // hope we don't support any others
  88. $types = array('png', 'gif', 'jpg', 'jpeg');
  89. if (in_array($ext, $types)) {
  90. return 'image/' . $ext;
  91. }
  92. return null;
  93. }
  94. }