From 44df3ca654dbdb1d08767ae3b2696dc276531a82 Mon Sep 17 00:00:00 2001
From: Gustavo Bernardo <Gustavo Bernardo>
Date: Fri, 28 Oct 2016 12:45:11 -0300
Subject: [PATCH] Finished image_crawler [Issue:#198]

---
 links/image_crawler.py | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+), 0 deletions(-)
 create mode 100644 links/image_crawler.py

diff --git a/links/image_crawler.py b/links/image_crawler.py
new file mode 100644
index 0000000..bd36930
--- /dev/null
+++ b/links/image_crawler.py
@@ -0,0 +1,60 @@
+from bs4 import BeautifulSoup
+from urllib.request import urlopen
+import urllib.request
+
+def make_soup(url):
+    try:
+        html = urlopen(url).read()
+        return BeautifulSoup(html,"lxml")
+
+    except urllib.error.HTTPError as e:
+        return "Use default image"
+
+def get_images(url,slug):
+    downloaded = False
+    try:
+        soup = make_soup(url)
+    except:
+        return("Use default image",downloaded)
+    if soup == None or type(soup) == str:
+        return ("Use default image",downloaded)
+    images = [img for img in soup.findAll('img')]
+    image_links = [each.get('src') for each in images]
+    link_slug = slug
+    filename = ''
+    for each in image_links:
+        if downloaded:
+            break
+        booleano = False
+        if each != "":
+            if each == None:
+                continue
+            if 'jpg' in each:
+                booleano = True
+                pos = each.index("jpg")
+                each = each[0:pos+3]
+                filename = '.jpg'
+            elif 'png' in each:
+                booleano = True
+                pos = each.index("png")
+                each = each[0:pos+3]
+                filename = '.png'
+            elif 'jpeg' in each:
+                booleano = True
+                pos = each.index('jpeg')
+                each = each[0:pos+4]
+                filename = '.jpeg'
+            if not booleano:
+                continue
+
+            if each[0] + each[1] == '//' or each[0] == '/':
+                each = 'http:'+each
+            if each[0:4] != 'http' and each[0:5] != 'https':
+                each = url[0:url.index('/',8)] + each
+            caminho = "links/static/images/"
+            try:
+                urllib.request.urlretrieve(each,"%s"%(caminho)+str(link_slug)+filename)
+                downloaded = True
+            except Exception:
+                continue
+    return filename,downloaded
--
libgit2 0.21.2