# HG changeset patch
# User Bjoern Ricks <bricks@intevation.de>
# Date 1279727535 0
# Node ID fb473f67345bb540e3126dab0f677b423f61a6b4
# Parent  52e3c3976e5364121d9417e77a25dd7e4e3efa62
implemented parsing from xml string

diff -r 52e3c3976e53 -r fb473f67345b treepkg/info/status.py
--- a/treepkg/info/status.py	Tue Jul 13 16:46:17 2010 +0000
+++ b/treepkg/info/status.py	Wed Jul 21 15:52:15 2010 +0000
@@ -26,6 +26,29 @@
     root = doc.documentElement
     return (doc, root)
 
+def getTextFromNode(node):
+    if not node:
+        return None
+    textnode = node.firstChild
+    if not textnode or textnode.nodeType != node.TEXT_NODE:
+        return None
+    return textnode.data
+
+def getChild(node, name, required=False):
+    if not node:
+        if required:
+            raise TreepkgInfoException("")
+        return None
+    childs = node.getElementsByTagName(name)
+    if not childs:
+        if required:
+            raise TreepkgInfoException("")
+        return None
+    return childs[0]
+
+class TreepkgInfoException(Exception):
+    """ Exception class for TreepkgInfo  """
+
 class TreepkgInfo:
 
     def __init__(self, config, numnewestrev=-1):
@@ -44,8 +67,12 @@
         return self.tpkgroot.toxml()
 
     @staticmethod
-    def fromxml(xml): #FIXME
-        pass
+    def fromxml(xml):
+        doc = xml.dom.minidom.parseString(xml)
+        root = doc.documentElement
+        if not root.tagName == "treepkg":
+            raise TreepkgInfoException("XML is not valid for treepkfinfo")
+        return TreepkgRootInfo.fromxml(root) # FIXME
 
     def add_revisions(self, track, trackinfo):
         revisions = track.get_revisions()
@@ -100,7 +127,7 @@
         self.tracks.append(track)
 
     def toxml(self):
-        (doc, root) = createTpkgRoot("status")
+        (doc, root) = createTpkgRoot("info")
         # add <name>
         nameele = createTpkgElement(doc, "name")
         text = doc.createTextNode(self.name)
@@ -130,6 +157,24 @@
                 tracksele.appendChild(track.toxml())
             root.appendChild(tracksele)
         return root
+    
+    @staticmethod
+    def fromxml(node):
+        version = node.getAttribute("version")
+        infoele = getChild(node, "info", True)
+        nameele = getChild(infoele, "name", True)
+        name = getTextFromNode(nameele)
+        treepkgpathele = getChild(infoele, "treepkgpath")
+        treepkgpath = getTextFromNode(treepkgpathele)
+        trackspathele = getChild(infoele, "trackspath")
+        trackspath = getTextFromNode(trackspathele)
+        trackseles = node.getElementsByTagName("tracks")
+        tracks = []
+        for trackele in trackseles:
+            tracks.append(TreepkgTrackInfo.fromxml(trackele))
+        trackinfo = TreepkgRootInfo(name, treepkgpath, trackspath, version)
+        trackinfo.tracks = tracks
+        return trackinfo
 
 class TreepkgTrackInfo:
     
@@ -156,6 +201,21 @@
             root.appendChild(osele)
         return root
 
+    @staticmethod
+    def fromxml(node):
+        nameele = getChild(node, "name", True)
+        name = getTextFromNode(nameele)
+        osele = getChild(node, "os")
+        os = getTextFromNode(osele)
+        treepkgtrackinfo = TreepkgTrackInfo(name, os)
+        treepkgtrackinfo.revisions = []
+        revisioneles = node.getElementsByTagName("revision")
+        for revele in revisioneles:
+            treepkgrevision = TreepkgTrackRevisionInfo.fromxml(revele)
+            treepkgtrackinfo.revisions.append(treepkgrevision)
+        return treepkgtrackinfo
+
+
 class TreepkgTrackRevisionInfo:
 
     def __init__(self, number, rules, status):
@@ -202,6 +262,28 @@
         root.appendChild(logsele)
         return root
 
+    @staticmethod
+    def fromxml(node):
+        numberele = getChild(node, "number", True)
+        number = getTextFromNode(numberele)
+        rulesele = getChild(node, "rules", True)
+        rules = getTextFromNode(rulesele)
+        statusele = getChild(node, "status", True)
+        messageele = getChild(statusele, "message")
+        message = getTextFromNode(messageele)
+        treepkgrevisioninfo = TreepkgTrackRevisionInfo(number, rules, message)
+        treepkgrevisioninfo.packages = []
+        treepkgrevisioninfo.logs = []
+        packageeles = getChild(node, "packages")
+        for packageele in packageeles:
+            treepkgrevisioninfo.packages.append(
+                TreepkgPackageInfo.fromxml(packageele))
+        logeles = getChild(node, "logs")
+        for logele in logeles:
+            treepkgrevisioninfo.logs.append(
+                TreepkgLogInfo.fromxml(logele))
+        return treepkgrevisioninfo
+
 class TreepkgLogInfo:
 
     def __init__(self, name, path):
@@ -222,6 +304,14 @@
         root.appendChild(pathele)
         return root
 
+    @staticmethod
+    def fromxml(node):
+        nameele = getChild(node, "name", True)
+        name = getTextFromNode(nameele)
+        pathele = getChild(node, "path", True)
+        path = getTextFromNode(pathele)
+        return TreepkgLogInfo(name, path)
+
 class TreepkgPackageInfo:
         
     def __init__(self, name, path, type, arch):
@@ -255,6 +345,20 @@
     def add_checksum(self, checksum):
         self.checksums.append(checksum)
 
+    @staticmethod
+    def fromxml(node):
+        nameele = getChild(node, "name", True)
+        name = getTextFromNode(nameele)
+        pathele = getChild(node, "path", True)
+        path = getTextFromNode(pathele)
+        ptype = node.getAttribute("type")
+        arch = node.getAttribute("arch")
+        packageinfo = TreepkgPackageInfo(name, path, ptype, arch)
+        checksumeles = node.getElementsByTagName("checksum")
+        for checksumele in checksumeles:
+            packageinfo.checksums.append(TreepkgChecksumInfo.fromxml(checksumele))
+        return packageinfo
+
 class TreepkgChecksumInfo:
     
     def __init__(self, checksum, type="md5"):
@@ -266,5 +370,13 @@
         text = doc.createTextNode(self.checksum)
         root.appendChild(text)
         # add attribute type
-        root.setAttributeNS(TREEPKG_NAMESPACE_URI, "type", self.type)
+        if type:
+            root.setAttributeNS(TREEPKG_NAMESPACE_URI, "type", self.type)
         return root
+
+    @staticmethod
+    def fromxml(node):
+        checksumele = getChild(node, "checksum", True)
+        checksum = getTextFromNode(checksumele)
+        ctype = node.getAttribute("type")
+        return TreepkgChecksumInfo(checksum, ctype)
diff -r 52e3c3976e53 -r fb473f67345b treepkg/info/status.xsd
--- a/treepkg/info/status.xsd	Tue Jul 13 16:46:17 2010 +0000
+++ b/treepkg/info/status.xsd	Wed Jul 21 15:52:15 2010 +0000
@@ -57,21 +57,22 @@
 
     <xsd:complexType name="logs">
         <xsd:sequence>
-            <xsd:element name="log" type="tpkg:log"/>
+            <xsd:element name="log" type="tpkg:log" maxOccurs="unbounded"/>
         </xsd:sequence>
     </xsd:complexType>
 
     <xsd:complexType nam="log">
         <xsd:sequence>
-            <xsd:element name="name" type="xsd:string"/>
-            <xsd:element name="path" type="xsd:string"/>
+            <xsd:element name="name" type="xsd:string" minOccurs="1"/>
+            <xsd:element name="path" type="xsd:string" minOccurs="1"/>
         </xsd:sequence>
     </xsd:complexType>
 
 
     <xsd:complexType name="packages">
         <xsd:sequence>
-            <xsd:element name="package" type="tpkg:package"/>
+            <xsd:element name="package" type="tpkg:package"
+                maxOccurs="unbounded"/>
         </xsd:sequence>
     </xsd:complexType>
 
@@ -88,7 +89,7 @@
 
     <xsd:complexType name="checksum">
         <xsd:sequence>
-            <xsd:element name="checksum" type="xsd:string"/>
+            <xsd:element name="checksum" type="xsd:string" minOccurs="1"/>
         </xsd:sequence>
         <xsd:attribute name="type" type="xsd:string"/>
     </xsd:complexType>