New Bridge : Unsplash

bridges/UnsplashBridge.php

@@ -0,0 +1,67 @@
+<?php
+/**
+* UnsplashBridge
+* Returns the latests photos from http://unsplash.com
+*
+* @name Unsplash Bridge
+* @homepage http://unsplash.com/
+* @description Returns the latests photos from Unsplash
+* @maintainer nel50n
+* @update 2015-03-02
+* @use1(m="max number of photos",w="width (1920, 1680, ...)",q="jpeg quality (0..100)")
+*/
+class UnsplashBridge extends BridgeAbstract {
+
+    public function collectData(array $param){
+        $html = '';
+        $baseUri = 'http://unsplash.com';
+
+        $width = $param['w'] ?: '1920';    // Default width
+
+        $num = 0;
+        $max = $param['m'] ?: 20;
+        $quality = $param['q'] ?: 75;
+        $lastpage = 1;
+
+        for ($page = 1; $page <= $lastpage; $page++) {
+            $link = $baseUri.'/grid?page='.$page;
+            $html = file_get_html($link) or $this->returnError('No results for this query.', 404);
+
+            if ($page === 1) {
+                preg_match('/=(\d+)$/', $html->find('.pagination > a[!class]', -1)->href, $matches);
+                $lastpage = min($matches[1], ceil($max/40));
+            }
+
+            foreach($html->find('.photo') as $element) {
+                $thumbnail = $element->find('img', 0);
+                $thumbnail->src = str_replace('https://', 'http://', $thumbnail->src);
+
+                $item = new \Item();
+                $item->uri = str_replace(array('q=75', 'w=400'),
+                                         array("q=$quality", "w=$width"),
+                                         $thumbnail->src).'.jpg';           // '.jpg' only for format hint
+                $item->timestamp = time();
+                $item->title = $thumbnail->alt;
+                $item->thumbnailUri = $thumbnail->src;
+                $item->content = $item->title.'<br><a href="'.$item->uri.'"><img src="'.$item->thumbnailUri.'" /></a>';
+                $this->items[] = $item;
+
+                $num++;
+                if ($num >= $max)
+                    break 2;
+            }
+        }
+    }
+
+    public function getName(){
+        return 'Unsplash';
+    }
+
+    public function getURI(){
+        return 'http://unsplash.com';
+    }
+
+    public function getCacheDuration(){
+        return 43200; // 12 hours
+    }
+}