# HG changeset patch
# User dwinter
# Date 1363167452 -3600
# Node ID 6776aeff118ccb2aebb8a7a3f110b7033196fa8b
# Parent  9ef155b1eec5a01c6c7a2611e0af5982da1e12e8
added imageURL to the services

diff -r 9ef155b1eec5 -r 6776aeff118c restService/restService.py
--- a/restService/restService.py	Tue Mar 12 14:41:40 2013 +0100
+++ b/restService/restService.py	Wed Mar 13 10:37:32 2013 +0100
@@ -27,14 +27,15 @@
     '/searchLines/annotator/search','searchLines',
     '/getPurls','getPurls',
     '/searchSolr','searchSolr',
-    '/imagePath/(.+)','imagePath'
+    '/imagePath/(.+)','imagePath',
+    '/imageURL/(.+)','imageURL'
 )
 
 
 app = web.application(urls, globals())
 
 
-
+SCALERPATH="http://digilib.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler?fn=%s"
 
 
 
@@ -80,7 +81,7 @@
         path,validity=self.md.getPathValidity(purl)
         
         if path is None:
-            raise web.notfound("Cannnot find a URL to this path")
+            raise web.notfound("Cannnot find a URL to this purl")
         
         if validity is manageIndexMetaPURLs.PERM_NON_VALID:
             raise web.notfound("PURL NON VALID ANYMORE!")
@@ -102,7 +103,7 @@
         path,validity=self.md.getImagePathValidity(purl)
         
         if path is None:
-            raise web.notfound("Cannnot find a URL to this path")
+            raise web.notfound("Cannnot find a URL to this purl")
         
         if validity is manageIndexMetaPURLs.PERM_NON_VALID:
             raise web.notfound("PURL NON VALID ANYMORE!")
@@ -114,7 +115,46 @@
         return path
         
     
+class imageURL:
+    def __init__(self):
+        self.md=manageIndexMetaPURLs.IndexMetaPURLManager()
+        
+    def GET(self,purl):
+        
+        #first try check if path stored
+        path,validity=self.md.getImagePathValidity(purl)
+        
+        if path=="":
+            print "no path"
+            #second try gessing
+            path,validity=self.md.getPathValidity(purl)
+            
+            path=path.replace("index.meta","pageimg") #hope that images are stored at the required place
+             
+            if path.startswith("http"): # there is a url stored, than this cannot be a path for the image server
+                raise web.notfound("NO IMAGE PATH STORED FOUND AN URL(%s)!"%path)
+
 
 
+        if validity is manageIndexMetaPURLs.PERM_NON_VALID:
+            raise web.notfound("PURL NON VALID ANYMORE!")
+         
+        if validity is manageIndexMetaPURLs.TEMP_NON_VALID:
+            return web.notfound("PURL currently not VALID try later!")
+        
+        
+        data = web.input()
+        
+        if not 'dw' in data.keys():
+            data['dw']="100"
+       
+        if not 'dh' in data.keys():
+            data['dh']="100"
+          
+        
+        return SCALERPATH%path+"&"+"&".join(["%s=%s"%(key,value) for key,value in data.items()])
+        
+ #http://digilib.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler?fn=/permanent/echo/hellinomnimon/Gazis-Gram_A/img&dw=1298&dh=915&pn=3       
+       
 if __name__ == "__main__":
     app.run()