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Use correct typeface for avatar generator

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Signed-off-by: Jan-Christoph Borchardt <hey@jancborchardt.net>
This commit is contained in:
Jan-Christoph Borchardt 2018-10-23 13:13:35 +02:00
parent 3259d427ee
commit 354b72b9d3
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GPG key ID: CBD846FC845CBE17
2 changed files with 17 additions and 17 deletions
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28
lib/private/Avatar.php
View file

@ -62,15 +62,15 @@ class Avatar implements IAvatar {
/**
* https://github.com/sebdesign/cap-height -- for 500px height
* Open Sans cap-height is 0.72 and we want a 200px caps height size (0.4 letter-to-total-height ratio, 500*0.4=200). 200/0.72 = 278px.
* Nunito cap-height is 0.72 and we want a 200px caps height size (0.4 letter-to-total-height ratio, 500*0.4=200). 200/0.72 = 278px.
* Since we start from the baseline (text-anchor) we need to shift the y axis by 100px (half the caps height): 500/2+100=350
*
* @var string
*
* @var string
*/
private $svgTemplate = '<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg width="{size}" height="{size}" version="1.1" viewBox="0 0 500 500" xmlns="http://www.w3.org/2000/svg">
<rect width="100%" height="100%" fill="#{fill}"></rect>
<text x="50%" y="350" style="font-weight:600;font-size:278px;font-family:\'Open Sans\';text-anchor:middle;fill:#fff">{letter}</text>
<text x="50%" y="350" style="font-weight:normal;font-size:278px;font-family:\'Nunito\';text-anchor:middle;fill:#fff">{letter}</text>
</svg>';
/**
@ -189,7 +189,7 @@ class Avatar implements IAvatar {
//
}
$this->user->triggerChange('avatar', $file);
}
}
/**
* remove the users avatar
@ -285,15 +285,15 @@ class Avatar implements IAvatar {
}
throw new NotFoundException;
}
/**
* {size} = 500
* {fill} = hex color to fill
* {letter} = Letter to display
*
*
* Generate SVG avatar
* @return string
*
*
*/
private function getAvatarVector(int $size): string {
$userDisplayName = $this->user->getDisplayName();
@ -301,14 +301,14 @@ class Avatar implements IAvatar {
$bgRGB = $this->avatarBackgroundColor($userDisplayName);
$bgHEX = sprintf("%02x%02x%02x", $bgRGB->r, $bgRGB->g, $bgRGB->b);
$letter = mb_strtoupper(mb_substr($userDisplayName, 0, 1), 'UTF-8');
$toReplace = ['{size}', '{fill}', '{letter}'];
return str_replace($toReplace, [$size, $bgHEX, $letter], $this->svgTemplate);
}
/**
* Generate png avatar from svg with Imagick
*
*
* @param int $size
* @return string|boolean
*/
@ -317,7 +317,7 @@ class Avatar implements IAvatar {
return false;
}
try {
$font = __DIR__ . '/../../core/fonts/OpenSans-Semibold.ttf';
$font = __DIR__ . '/../../core/fonts/Nunito-Regular.ttf';
$svg = $this->getAvatarVector($size);
$avatar = new Imagick();
$avatar->setFont($font);
@ -333,7 +333,7 @@ class Avatar implements IAvatar {
/**
* Generate png avatar with GD
*
*
* @param string $userDisplayName
* @param int $size
* @return string
@ -347,7 +347,7 @@ class Avatar implements IAvatar {
$white = imagecolorallocate($im, 255, 255, 255);
imagefilledrectangle($im, 0, 0, $size, $size, $background);
$font = __DIR__ . '/../../core/fonts/OpenSans-Semibold.ttf';
$font = __DIR__ . '/../../core/fonts/Nunito-Regular.ttf';
$fontSize = $size * 0.4;
@ -455,7 +455,7 @@ class Avatar implements IAvatar {
public function avatarBackgroundColor(string $hash) {
// Normalize hash
$hash = strtolower($hash);
// Already a md5 hash?
if( preg_match('/^([0-9a-f]{4}-?){8}$/', $hash, $matches) !== 1 ) {
$hash = md5($hash);

6
tests/lib/AvatarTest.php
View file

@ -48,7 +48,7 @@ class AvatarTest extends \Test\TestCase {
$this->createMock(ILogger::class),
$this->config
);
// abcdefghi is a convenient name that our algorithm convert to our nextcloud blue 0082c9
$this->user->method('getDisplayName')->willReturn('abcdefghi');
}
@ -231,11 +231,11 @@ class AvatarTest extends \Test\TestCase {
public function testGenerateSvgAvatar() {
$avatar = $this->invokePrivate($this->avatar, 'getAvatarVector', [64]);
$svg = '<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg width="64" height="64" version="1.1" viewBox="0 0 500 500" xmlns="http://www.w3.org/2000/svg">
<rect width="100%" height="100%" fill="#0082c9"></rect>
<text x="50%" y="350" style="font-weight:600;font-size:278px;font-family:\'Open Sans\';text-anchor:middle;fill:#fff">A</text>
<text x="50%" y="350" style="font-weight:normal;font-size:278px;font-family:\'Nunito\';text-anchor:middle;fill:#fff">A</text>
</svg>';
$this->assertEquals($avatar, $svg);
}