70f4f18b
 Administrator
first_commit
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
<?php
namespace Faker\Provider;
/**
* Depends on image generation from http://lorempixel.com/
*/
class Image extends Base
{
protected static $categories = array(
'abstract', 'animals', 'business', 'cats', 'city', 'food', 'nightlife',
'fashion', 'people', 'nature', 'sports', 'technics', 'transport'
);
/**
* Generate the URL that will return a random image
*
* Set randomize to false to remove the random GET parameter at the end of the url.
*
* @example 'http://lorempixel.com/640/480/?12345'
*/
public static function imageUrl($width = 640, $height = 480, $category = null, $randomize = true, $word = null)
{
$url = "http://lorempixel.com/{$width}/{$height}/";
if ($category) {
if (!in_array($category, static::$categories)) {
throw new \InvalidArgumentException(sprintf('Unkown image category "%s"', $category));
}
$url .= "{$category}/";
if ($word) {
$url .= "{$word}/";
}
}
if ($randomize) {
$url .= '?' . static::randomNumber(5, true);
}
return $url;
}
/**
* Download a remote random image to disk and return its location
*
* Requires curl, or allow_url_fopen to be on in php.ini.
*
* @example '/path/to/dir/13b73edae8443990be1aa8f1a483bc27.jpg'
*/
public static function image($dir = null, $width = 640, $height = 480, $category = null, $fullPath = true, $randomize = true, $word = null)
{
$dir = is_null($dir) ? sys_get_temp_dir() : $dir; // GNU/Linux / OS X / Windows compatible
// Validate directory path
if (!is_dir($dir) || !is_writable($dir)) {
throw new \InvalidArgumentException(sprintf('Cannot write to directory "%s"', $dir));
}
// Generate a random filename. Use the server address so that a file
// generated at the same time on a different server won't have a collision.
$name = md5(uniqid(empty($_SERVER['SERVER_ADDR']) ? '' : $_SERVER['SERVER_ADDR'], true));
$filename = $name .'.jpg';
$filepath = $dir . DIRECTORY_SEPARATOR . $filename;
$url = static::imageUrl($width, $height, $category, $randomize, $word);
// save file
if (function_exists('curl_exec')) {
// use cURL
$fp = fopen($filepath, 'w');
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_FILE, $fp);
$success = curl_exec($ch);
curl_close($ch);
fclose($fp);
} elseif (ini_get('allow_url_fopen')) {
// use remote fopen() via copy()
$success = copy($url, $filepath);
} else {
return new \RuntimeException('The image formatter downloads an image from a remote HTTP server. Therefore, it requires that PHP can request remote hosts, either via cURL or fopen()');
}
if (!$success) {
// could not contact the distant URL or HTTP error - fail silently.
return false;
}
return $fullPath ? $filepath : $filename;
}
}
|
